diff --git a/assignment-client/src/avatars/ScriptableAvatar.cpp b/assignment-client/src/avatars/ScriptableAvatar.cpp
index 7d2b267a05..385f94d9f3 100644
--- a/assignment-client/src/avatars/ScriptableAvatar.cpp
+++ b/assignment-client/src/avatars/ScriptableAvatar.cpp
@@ -69,10 +69,10 @@ void ScriptableAvatar::setSkeletonModelURL(const QUrl& skeletonModelURL) {
     AvatarData::setSkeletonModelURL(skeletonModelURL);
 }
 
-static AnimPose composeAnimPose(const FBXJoint& fbxJoint, const glm::quat rotation, const glm::vec3 translation) {
+static AnimPose composeAnimPose(const HFMJoint& joint, const glm::quat rotation, const glm::vec3 translation) {
     glm::mat4 translationMat = glm::translate(translation);
-    glm::mat4 rotationMat = glm::mat4_cast(fbxJoint.preRotation * rotation * fbxJoint.postRotation);
-    glm::mat4 finalMat = translationMat * fbxJoint.preTransform * rotationMat * fbxJoint.postTransform;
+    glm::mat4 rotationMat = glm::mat4_cast(joint.preRotation * rotation * joint.postRotation);
+    glm::mat4 finalMat = translationMat * joint.preTransform * rotationMat * joint.postTransform;
     return AnimPose(finalMat);
 }
 
@@ -93,7 +93,7 @@ void ScriptableAvatar::update(float deltatime) {
             }
             _animationDetails.currentFrame = currentFrame;
 
-            const QVector<FBXJoint>& modelJoints = _bind->getGeometry().joints;
+            const QVector<HFMJoint>& modelJoints = _bind->getGeometry().joints;
             QStringList animationJointNames = _animation->getJointNames();
 
             const int nJoints = modelJoints.size();
@@ -102,8 +102,8 @@ void ScriptableAvatar::update(float deltatime) {
             }
 
             const int frameCount = _animation->getFrames().size();
-            const FBXAnimationFrame& floorFrame = _animation->getFrames().at((int)glm::floor(currentFrame) % frameCount);
-            const FBXAnimationFrame& ceilFrame = _animation->getFrames().at((int)glm::ceil(currentFrame) % frameCount);
+            const HFMAnimationFrame& floorFrame = _animation->getFrames().at((int)glm::floor(currentFrame) % frameCount);
+            const HFMAnimationFrame& ceilFrame = _animation->getFrames().at((int)glm::ceil(currentFrame) % frameCount);
             const float frameFraction = glm::fract(currentFrame);
             std::vector<AnimPose> poses = _animSkeleton->getRelativeDefaultPoses();
 
diff --git a/interface/src/ModelPackager.cpp b/interface/src/ModelPackager.cpp
index 3a5d92eb8c..0b2846006b 100644
--- a/interface/src/ModelPackager.cpp
+++ b/interface/src/ModelPackager.cpp
@@ -235,7 +235,7 @@ bool ModelPackager::zipModel() {
     return true;
 }
 
-void ModelPackager::populateBasicMapping(QVariantHash& mapping, QString filename, const FBXGeometry& geometry) {
+void ModelPackager::populateBasicMapping(QVariantHash& mapping, QString filename, const HFMGeometry& geometry) {
 
     bool isBodyType = _modelType == FSTReader::BODY_ONLY_MODEL || _modelType == FSTReader::HEAD_AND_BODY_MODEL;
 
@@ -370,7 +370,7 @@ void ModelPackager::populateBasicMapping(QVariantHash& mapping, QString filename
 
 void ModelPackager::listTextures() {
     _textures.clear();
-    foreach (const FBXMaterial mat, _geometry->materials) {
+    foreach (const HFMMaterial mat, _geometry->materials) {
         if (!mat.albedoTexture.filename.isEmpty() && mat.albedoTexture.content.isEmpty() &&
             !_textures.contains(mat.albedoTexture.filename)) {
             _textures << mat.albedoTexture.filename;
diff --git a/interface/src/ModelPackager.h b/interface/src/ModelPackager.h
index 76295e5a85..b68d9e746d 100644
--- a/interface/src/ModelPackager.h
+++ b/interface/src/ModelPackager.h
@@ -19,7 +19,7 @@
 
 #include "ui/ModelsBrowser.h"
 
-class FBXGeometry;
+class HFMGeometry;
 
 class ModelPackager : public QObject {
 public:
@@ -32,7 +32,7 @@ private:
     bool editProperties();
     bool zipModel();
     
-    void populateBasicMapping(QVariantHash& mapping, QString filename, const FBXGeometry& geometry);
+    void populateBasicMapping(QVariantHash& mapping, QString filename, const HFMGeometry& geometry);
     
     void listTextures();
     bool copyTextures(const QString& oldDir, const QDir& newDir);
@@ -44,7 +44,7 @@ private:
     QString _scriptDir;
 
     QVariantHash _mapping;
-    std::unique_ptr<FBXGeometry> _geometry;
+    std::unique_ptr<HFMGeometry> _geometry;
     QStringList _textures;
     QStringList _scripts;
 };
diff --git a/interface/src/ModelPropertiesDialog.cpp b/interface/src/ModelPropertiesDialog.cpp
index 8984f89d07..dcda85d117 100644
--- a/interface/src/ModelPropertiesDialog.cpp
+++ b/interface/src/ModelPropertiesDialog.cpp
@@ -27,7 +27,7 @@
 
 
 ModelPropertiesDialog::ModelPropertiesDialog(FSTReader::ModelType modelType, const QVariantHash& originalMapping,
-                                             const QString& basePath, const FBXGeometry& geometry) :
+                                             const QString& basePath, const HFMGeometry& geometry) :
 _modelType(modelType),
 _originalMapping(originalMapping),
 _basePath(basePath),
@@ -249,7 +249,7 @@ QComboBox* ModelPropertiesDialog::createJointBox(bool withNone) const {
     if (withNone) {
         box->addItem("(none)");
     }
-    foreach (const FBXJoint& joint, _geometry.joints) {
+    foreach (const HFMJoint& joint, _geometry.joints) {
         if (joint.isSkeletonJoint || !_geometry.hasSkeletonJoints) {
             box->addItem(joint.name);
         }
diff --git a/interface/src/ModelPropertiesDialog.h b/interface/src/ModelPropertiesDialog.h
index e3c2d8ed6a..d1a020bec3 100644
--- a/interface/src/ModelPropertiesDialog.h
+++ b/interface/src/ModelPropertiesDialog.h
@@ -30,7 +30,7 @@ class ModelPropertiesDialog : public QDialog {
     
 public:
     ModelPropertiesDialog(FSTReader::ModelType modelType, const QVariantHash& originalMapping,
-                          const QString& basePath, const FBXGeometry& geometry);
+                          const QString& basePath, const HFMGeometry& geometry);
     
     QVariantHash getMapping() const;
     
@@ -50,7 +50,7 @@ private:
     FSTReader::ModelType _modelType;
     QVariantHash _originalMapping;
     QString _basePath;
-    FBXGeometry _geometry;
+    HFMGeometry _geometry;
     QLineEdit* _name = nullptr;
     QPushButton* _textureDirectory = nullptr;
     QPushButton* _scriptDirectory = nullptr;
diff --git a/interface/src/avatar/MyAvatar.cpp b/interface/src/avatar/MyAvatar.cpp
index 3299bd10e7..b3a66f70b8 100755
--- a/interface/src/avatar/MyAvatar.cpp
+++ b/interface/src/avatar/MyAvatar.cpp
@@ -155,7 +155,7 @@ MyAvatar::MyAvatar(QThread* thread) :
     });
     connect(_skeletonModel.get(), &Model::rigReady, this, [this]() {
         if (_shouldLoadScripts) {
-            auto geometry = getSkeletonModel()->getFBXGeometry();
+            auto geometry = getSkeletonModel()->getHFMGeometry();
             qApp->loadAvatarScripts(geometry.scripts);
             _shouldLoadScripts = false;
         }
@@ -2429,10 +2429,10 @@ void MyAvatar::attachmentDataToEntityProperties(const AttachmentData& data, Enti
 void MyAvatar::initHeadBones() {
     int neckJointIndex = -1;
     if (_skeletonModel->isLoaded()) {
-        neckJointIndex = _skeletonModel->getFBXGeometry().neckJointIndex;
+        neckJointIndex = _skeletonModel->getHFMGeometry().neckJointIndex;
     }
     if (neckJointIndex == -1) {
-        neckJointIndex = (_skeletonModel->getFBXGeometry().headJointIndex - 1);
+        neckJointIndex = (_skeletonModel->getHFMGeometry().headJointIndex - 1);
         if (neckJointIndex < 0) {
             // return if the head is not even there. can't cauterize!!
             return;
@@ -2443,7 +2443,7 @@ void MyAvatar::initHeadBones() {
     q.push(neckJointIndex);
     _headBoneSet.insert(neckJointIndex);
 
-    // fbxJoints only hold links to parents not children, so we have to do a bit of extra work here.
+    // hfmJoints only hold links to parents not children, so we have to do a bit of extra work here.
     while (q.size() > 0) {
         int jointIndex = q.front();
         for (int i = 0; i < _skeletonModel->getJointStateCount(); i++) {
@@ -2592,11 +2592,11 @@ void MyAvatar::postUpdate(float deltaTime, const render::ScenePointer& scene) {
 
         if (_skeletonModel && _skeletonModel->isLoaded()) {
             const Rig& rig = _skeletonModel->getRig();
-            const FBXGeometry& geometry = _skeletonModel->getFBXGeometry();
+            const HFMGeometry& geometry = _skeletonModel->getHFMGeometry();
             for (int i = 0; i < rig.getJointStateCount(); i++) {
                 AnimPose jointPose;
                 rig.getAbsoluteJointPoseInRigFrame(i, jointPose);
-                const FBXJointShapeInfo& shapeInfo = geometry.joints[i].shapeInfo;
+                const HFMJointShapeInfo& shapeInfo = geometry.joints[i].shapeInfo;
                 const AnimPose pose = rigToWorldPose * jointPose;
                 for (size_t j = 0; j < shapeInfo.debugLines.size() / 2; j++) {
                     glm::vec3 pointA = pose.xformPoint(shapeInfo.debugLines[2 * j]);
@@ -4012,7 +4012,7 @@ float MyAvatar::getSitStandStateChange() const {
 }
 
 QVector<QString> MyAvatar::getScriptUrls() {
-    QVector<QString> scripts = _skeletonModel->isLoaded() ? _skeletonModel->getFBXGeometry().scripts : QVector<QString>();
+    QVector<QString> scripts = _skeletonModel->isLoaded() ? _skeletonModel->getHFMGeometry().scripts : QVector<QString>();
     return scripts;
 }
 
diff --git a/interface/src/avatar/MySkeletonModel.cpp b/interface/src/avatar/MySkeletonModel.cpp
index c6aae6124a..3ec40d372b 100644
--- a/interface/src/avatar/MySkeletonModel.cpp
+++ b/interface/src/avatar/MySkeletonModel.cpp
@@ -90,7 +90,7 @@ static AnimPose computeHipsInSensorFrame(MyAvatar* myAvatar, bool isFlying) {
 
 // Called within Model::simulate call, below.
 void MySkeletonModel::updateRig(float deltaTime, glm::mat4 parentTransform) {
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
 
     Head* head = _owningAvatar->getHead();
 
diff --git a/interface/src/raypick/CollisionPick.cpp b/interface/src/raypick/CollisionPick.cpp
index 25927c5b68..e8a53aa9b6 100644
--- a/interface/src/raypick/CollisionPick.cpp
+++ b/interface/src/raypick/CollisionPick.cpp
@@ -131,7 +131,7 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
         // should never fall in here when collision model not fully loaded
         // TODO: assert that all geometries exist and are loaded
         //assert(_model && _model->isLoaded() && _compoundShapeResource && _compoundShapeResource->isLoaded());
-        const FBXGeometry& collisionGeometry = resource->getFBXGeometry();
+        const HFMGeometry& collisionGeometry = resource->getHFMGeometry();
 
         ShapeInfo::PointCollection& pointCollection = shapeInfo.getPointCollection();
         pointCollection.clear();
@@ -139,15 +139,15 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
 
         // the way OBJ files get read, each section under a "g" line is its own meshPart.  We only expect
         // to find one actual "mesh" (with one or more meshParts in it), but we loop over the meshes, just in case.
-        foreach (const FBXMesh& mesh, collisionGeometry.meshes) {
+        foreach (const HFMMesh& mesh, collisionGeometry.meshes) {
             // each meshPart is a convex hull
-            foreach (const FBXMeshPart &meshPart, mesh.parts) {
+            foreach (const HFMMeshPart &meshPart, mesh.parts) {
                 pointCollection.push_back(QVector<glm::vec3>());
                 ShapeInfo::PointList& pointsInPart = pointCollection[i];
 
                 // run through all the triangles and (uniquely) add each point to the hull
                 uint32_t numIndices = (uint32_t)meshPart.triangleIndices.size();
-                // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                 //assert(numIndices % TRIANGLE_STRIDE == 0);
                 numIndices -= numIndices % TRIANGLE_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -168,7 +168,7 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
 
                 // run through all the quads and (uniquely) add each point to the hull
                 numIndices = (uint32_t)meshPart.quadIndices.size();
-                // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                 //assert(numIndices % QUAD_STRIDE == 0);
                 numIndices -= numIndices % QUAD_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -206,7 +206,7 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
         // to the visual model and apply them to the collision model (without regard for the
         // collision model's extents).
 
-        glm::vec3 scaleToFit = dimensions / resource->getFBXGeometry().getUnscaledMeshExtents().size();
+        glm::vec3 scaleToFit = dimensions / resource->getHFMGeometry().getUnscaledMeshExtents().size();
         // multiply each point by scale
         for (int32_t i = 0; i < pointCollection.size(); i++) {
             for (int32_t j = 0; j < pointCollection[i].size(); j++) {
@@ -216,11 +216,11 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
         }
         shapeInfo.setParams(type, dimensions, resource->getURL().toString());
     } else if (type >= SHAPE_TYPE_SIMPLE_HULL && type <= SHAPE_TYPE_STATIC_MESH) {
-        const FBXGeometry& fbxGeometry = resource->getFBXGeometry();
-        int numFbxMeshes = fbxGeometry.meshes.size();
+        const HFMGeometry& hfmGeometry = resource->getHFMGeometry();
+        int numHFMMeshes = hfmGeometry.meshes.size();
         int totalNumVertices = 0;
-        for (int i = 0; i < numFbxMeshes; i++) {
-            const FBXMesh& mesh = fbxGeometry.meshes.at(i);
+        for (int i = 0; i < numHFMMeshes; i++) {
+            const HFMMesh& mesh = hfmGeometry.meshes.at(i);
             totalNumVertices += mesh.vertices.size();
         }
         const int32_t MAX_VERTICES_PER_STATIC_MESH = 1e6;
@@ -230,7 +230,7 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
             return;
         }
 
-        auto& meshes = resource->getFBXGeometry().meshes;
+        auto& meshes = resource->getHFMGeometry().meshes;
         int32_t numMeshes = (int32_t)(meshes.size());
 
         const int MAX_ALLOWED_MESH_COUNT = 1000;
@@ -285,12 +285,12 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
             if (type == SHAPE_TYPE_STATIC_MESH) {
                 // copy into triangleIndices
                 size_t triangleIndicesCount = 0;
-                for (const FBXMeshPart& meshPart : mesh.parts) {
+                for (const HFMMeshPart& meshPart : mesh.parts) {
                     triangleIndicesCount += meshPart.triangleIndices.count();
                 }
                 triangleIndices.reserve((int)triangleIndicesCount);
 
-                for (const FBXMeshPart& meshPart : mesh.parts) {
+                for (const HFMMeshPart& meshPart : mesh.parts) {
                     const int* indexItr = meshPart.triangleIndices.cbegin();
                     while (indexItr != meshPart.triangleIndices.cend()) {
                         triangleIndices.push_back(*indexItr);
@@ -299,11 +299,11 @@ void CollisionPick::computeShapeInfo(const CollisionRegion& pick, ShapeInfo& sha
                 }
             } else if (type == SHAPE_TYPE_SIMPLE_COMPOUND) {
                 // for each mesh copy unique part indices, separated by special bogus (flag) index values
-                for (const FBXMeshPart& meshPart : mesh.parts) {
+                for (const HFMMeshPart& meshPart : mesh.parts) {
                     // collect unique list of indices for this part
                     std::set<int32_t> uniqueIndices;
                     auto numIndices = meshPart.triangleIndices.count();
-                    // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                    // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                     //assert(numIndices% TRIANGLE_STRIDE == 0);
                     numIndices -= numIndices % TRIANGLE_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
diff --git a/interface/src/ui/overlays/ModelOverlay.cpp b/interface/src/ui/overlays/ModelOverlay.cpp
index eee8222051..1b66ff08ad 100644
--- a/interface/src/ui/overlays/ModelOverlay.cpp
+++ b/interface/src/ui/overlays/ModelOverlay.cpp
@@ -446,7 +446,7 @@ QVariant ModelOverlay::getProperty(const QString& property) {
 
     if (property == "jointNames") {
         if (_model && _model->isActive()) {
-            // note: going through Rig because Model::getJointNames() (which proxies to FBXGeometry) was always empty
+            // note: going through Rig because Model::getJointNames() (which proxies to HFMGeometry) was always empty
             const Rig* rig = &(_model->getRig());
             return mapJoints<QStringList, QString>([rig](int jointIndex) -> QString {
                 return rig->nameOfJoint(jointIndex);
@@ -574,7 +574,7 @@ void ModelOverlay::animate() {
 
     QVector<JointData> jointsData;
 
-    const QVector<FBXAnimationFrame>&  frames = _animation->getFramesReference(); // NOTE: getFrames() is too heavy
+    const QVector<HFMAnimationFrame>&  frames = _animation->getFramesReference(); // NOTE: getFrames() is too heavy
     int frameCount = frames.size();
     if (frameCount <= 0) {
         return;
@@ -606,10 +606,10 @@ void ModelOverlay::animate() {
     }
 
     QStringList animationJointNames = _animation->getGeometry().getJointNames();
-    auto& fbxJoints = _animation->getGeometry().joints;
+    auto& hfmJoints = _animation->getGeometry().joints;
 
-    auto& originalFbxJoints = _model->getFBXGeometry().joints;
-    auto& originalFbxIndices = _model->getFBXGeometry().jointIndices;
+    auto& originalHFMJoints = _model->getHFMGeometry().joints;
+    auto& originalFbxIndices = _model->getHFMGeometry().jointIndices;
 
     const QVector<glm::quat>& rotations = frames[_lastKnownCurrentFrame].rotations;
     const QVector<glm::vec3>& translations = frames[_lastKnownCurrentFrame].translations;
@@ -626,23 +626,23 @@ void ModelOverlay::animate() {
                     translationMat = glm::translate(translations[index]);
                 }
             } else if (index < animationJointNames.size()) {
-                QString jointName = fbxJoints[index].name;
+                QString jointName = hfmJoints[index].name;
 
                 if (originalFbxIndices.contains(jointName)) {
                     // Making sure the joint names exist in the original model the animation is trying to apply onto. If they do, then remap and get its translation.
                     int remappedIndex = originalFbxIndices[jointName] - 1; // JointIndeces seem to always start from 1 and the found index is always 1 higher than actual.
-                    translationMat = glm::translate(originalFbxJoints[remappedIndex].translation);
+                    translationMat = glm::translate(originalHFMJoints[remappedIndex].translation);
                 }
             }
             glm::mat4 rotationMat;
             if (index < rotations.size()) {
-                rotationMat = glm::mat4_cast(fbxJoints[index].preRotation * rotations[index] * fbxJoints[index].postRotation);
+                rotationMat = glm::mat4_cast(hfmJoints[index].preRotation * rotations[index] * hfmJoints[index].postRotation);
             } else {
-                rotationMat = glm::mat4_cast(fbxJoints[index].preRotation * fbxJoints[index].postRotation);
+                rotationMat = glm::mat4_cast(hfmJoints[index].preRotation * hfmJoints[index].postRotation);
             }
 
-            glm::mat4 finalMat = (translationMat * fbxJoints[index].preTransform *
-                rotationMat * fbxJoints[index].postTransform);
+            glm::mat4 finalMat = (translationMat * hfmJoints[index].preTransform *
+                rotationMat * hfmJoints[index].postTransform);
             auto& jointData = jointsData[j];
             jointData.translation = extractTranslation(finalMat);
             jointData.translationIsDefaultPose = false;
diff --git a/libraries/animation/src/AnimClip.cpp b/libraries/animation/src/AnimClip.cpp
index f9195a608b..d630218165 100644
--- a/libraries/animation/src/AnimClip.cpp
+++ b/libraries/animation/src/AnimClip.cpp
@@ -101,7 +101,7 @@ void AnimClip::copyFromNetworkAnim() {
 
     // build a mapping from animation joint indices to skeleton joint indices.
     // by matching joints with the same name.
-    const FBXGeometry& geom = _networkAnim->getGeometry();
+    const HFMGeometry& geom = _networkAnim->getGeometry();
     AnimSkeleton animSkeleton(geom);
     const auto animJointCount = animSkeleton.getNumJoints();
     const auto skeletonJointCount = _skeleton->getNumJoints();
@@ -120,7 +120,7 @@ void AnimClip::copyFromNetworkAnim() {
 
     for (int frame = 0; frame < frameCount; frame++) {
 
-        const FBXAnimationFrame& fbxAnimFrame = geom.animationFrames[frame];
+        const HFMAnimationFrame& hfmAnimFrame = geom.animationFrames[frame];
 
         // init all joints in animation to default pose
         // this will give us a resonable result for bones in the model skeleton but not in the animation.
@@ -132,8 +132,8 @@ void AnimClip::copyFromNetworkAnim() {
         for (int animJoint = 0; animJoint < animJointCount; animJoint++) {
             int skeletonJoint = jointMap[animJoint];
 
-            const glm::vec3& fbxAnimTrans = fbxAnimFrame.translations[animJoint];
-            const glm::quat& fbxAnimRot = fbxAnimFrame.rotations[animJoint];
+            const glm::vec3& hfmAnimTrans = hfmAnimFrame.translations[animJoint];
+            const glm::quat& hfmAnimRot = hfmAnimFrame.rotations[animJoint];
 
             // skip joints that are in the animation but not in the skeleton.
             if (skeletonJoint >= 0 && skeletonJoint < skeletonJointCount) {
@@ -146,19 +146,19 @@ void AnimClip::copyFromNetworkAnim() {
                 preRot.scale() = glm::vec3(1.0f);
                 postRot.scale() = glm::vec3(1.0f);
 
-                AnimPose rot(glm::vec3(1.0f), fbxAnimRot, glm::vec3());
+                AnimPose rot(glm::vec3(1.0f), hfmAnimRot, glm::vec3());
 
                 // adjust translation offsets, so large translation animatons on the reference skeleton
                 // will be adjusted when played on a skeleton with short limbs.
-                const glm::vec3& fbxZeroTrans = geom.animationFrames[0].translations[animJoint];
+                const glm::vec3& hfmZeroTrans = geom.animationFrames[0].translations[animJoint];
                 const AnimPose& relDefaultPose = _skeleton->getRelativeDefaultPose(skeletonJoint);
                 float boneLengthScale = 1.0f;
                 const float EPSILON = 0.0001f;
-                if (fabsf(glm::length(fbxZeroTrans)) > EPSILON) {
-                    boneLengthScale = glm::length(relDefaultPose.trans()) / glm::length(fbxZeroTrans);
+                if (fabsf(glm::length(hfmZeroTrans)) > EPSILON) {
+                    boneLengthScale = glm::length(relDefaultPose.trans()) / glm::length(hfmZeroTrans);
                 }
 
-                AnimPose trans = AnimPose(glm::vec3(1.0f), glm::quat(), relDefaultPose.trans() + boneLengthScale * (fbxAnimTrans - fbxZeroTrans));
+                AnimPose trans = AnimPose(glm::vec3(1.0f), glm::quat(), relDefaultPose.trans() + boneLengthScale * (hfmAnimTrans - hfmZeroTrans));
 
                 _anim[frame][skeletonJoint] = trans * preRot * rot * postRot;
             }
diff --git a/libraries/animation/src/AnimSkeleton.cpp b/libraries/animation/src/AnimSkeleton.cpp
index bed9c590be..fc4114ac7b 100644
--- a/libraries/animation/src/AnimSkeleton.cpp
+++ b/libraries/animation/src/AnimSkeleton.cpp
@@ -16,17 +16,17 @@
 
 #include "AnimationLogging.h"
 
-AnimSkeleton::AnimSkeleton(const FBXGeometry& fbxGeometry) {
+AnimSkeleton::AnimSkeleton(const HFMGeometry& geometry) {
     // convert to std::vector of joints
-    std::vector<FBXJoint> joints;
-    joints.reserve(fbxGeometry.joints.size());
-    for (auto& joint : fbxGeometry.joints) {
+    std::vector<HFMJoint> joints;
+    joints.reserve(geometry.joints.size());
+    for (auto& joint : geometry.joints) {
         joints.push_back(joint);
     }
     buildSkeletonFromJoints(joints);
 }
 
-AnimSkeleton::AnimSkeleton(const std::vector<FBXJoint>& joints) {
+AnimSkeleton::AnimSkeleton(const std::vector<HFMJoint>& joints) {
     buildSkeletonFromJoints(joints);
 }
 
@@ -166,7 +166,7 @@ void AnimSkeleton::mirrorAbsolutePoses(AnimPoseVec& poses) const {
     }
 }
 
-void AnimSkeleton::buildSkeletonFromJoints(const std::vector<FBXJoint>& joints) {
+void AnimSkeleton::buildSkeletonFromJoints(const std::vector<HFMJoint>& joints) {
     _joints = joints;
     _jointsSize = (int)joints.size();
     // build a cache of bind poses
@@ -177,7 +177,7 @@ void AnimSkeleton::buildSkeletonFromJoints(const std::vector<FBXJoint>& joints)
     _relativePreRotationPoses.reserve(_jointsSize);
     _relativePostRotationPoses.reserve(_jointsSize);
 
-    // iterate over FBXJoints and extract the bind pose information.
+    // iterate over HFMJoints and extract the bind pose information.
     for (int i = 0; i < _jointsSize; i++) {
 
         // build pre and post transforms
@@ -240,7 +240,7 @@ void AnimSkeleton::dump(bool verbose) const {
         qCDebug(animation) << "        absDefaultPose =" << getAbsoluteDefaultPose(i);
         qCDebug(animation) << "        relDefaultPose =" << getRelativeDefaultPose(i);
         if (verbose) {
-            qCDebug(animation) << "        fbxJoint =";
+            qCDebug(animation) << "        hfmJoint =";
             qCDebug(animation) << "            isFree =" << _joints[i].isFree;
             qCDebug(animation) << "            freeLineage =" << _joints[i].freeLineage;
             qCDebug(animation) << "            parentIndex =" << _joints[i].parentIndex;
diff --git a/libraries/animation/src/AnimSkeleton.h b/libraries/animation/src/AnimSkeleton.h
index 2ebf3f4f5d..1717d75985 100644
--- a/libraries/animation/src/AnimSkeleton.h
+++ b/libraries/animation/src/AnimSkeleton.h
@@ -23,8 +23,8 @@ public:
     using Pointer = std::shared_ptr<AnimSkeleton>;
     using ConstPointer = std::shared_ptr<const AnimSkeleton>;
 
-    explicit AnimSkeleton(const FBXGeometry& fbxGeometry);
-    explicit AnimSkeleton(const std::vector<FBXJoint>& joints);
+    explicit AnimSkeleton(const HFMGeometry& geometry);
+    explicit AnimSkeleton(const std::vector<HFMJoint>& joints);
     int nameToJointIndex(const QString& jointName) const;
     const QString& getJointName(int jointIndex) const;
     int getNumJoints() const;
@@ -64,9 +64,9 @@ public:
     std::vector<int> lookUpJointIndices(const std::vector<QString>& jointNames) const;
 
 protected:
-    void buildSkeletonFromJoints(const std::vector<FBXJoint>& joints);
+    void buildSkeletonFromJoints(const std::vector<HFMJoint>& joints);
 
-    std::vector<FBXJoint> _joints;
+    std::vector<HFMJoint> _joints;
     int _jointsSize { 0 };
     AnimPoseVec _relativeDefaultPoses;
     AnimPoseVec _absoluteDefaultPoses;
diff --git a/libraries/animation/src/AnimationCache.cpp b/libraries/animation/src/AnimationCache.cpp
index 04b7952ddb..b5b27c3a24 100644
--- a/libraries/animation/src/AnimationCache.cpp
+++ b/libraries/animation/src/AnimationCache.cpp
@@ -69,7 +69,7 @@ void AnimationReader::run() {
 
         if (urlValid) {
             // Parse the FBX directly from the QNetworkReply
-            FBXGeometry::Pointer fbxgeo;
+            HFMGeometry::Pointer fbxgeo;
             if (_url.path().toLower().endsWith(".fbx")) {
                 fbxgeo.reset(readFBX(_data, QVariantHash(), _url.path()));
             } else {
@@ -100,40 +100,40 @@ QStringList Animation::getJointNames() const {
     }
     QStringList names;
     if (_geometry) {
-        foreach (const FBXJoint& joint, _geometry->joints) {
+        foreach (const HFMJoint& joint, _geometry->joints) {
             names.append(joint.name);
         }
     }
     return names;
 }
 
-QVector<FBXAnimationFrame> Animation::getFrames() const {
+QVector<HFMAnimationFrame> Animation::getFrames() const {
     if (QThread::currentThread() != thread()) {
-        QVector<FBXAnimationFrame> result;
+        QVector<HFMAnimationFrame> result;
         BLOCKING_INVOKE_METHOD(const_cast<Animation*>(this), "getFrames",
-            Q_RETURN_ARG(QVector<FBXAnimationFrame>, result));
+            Q_RETURN_ARG(QVector<HFMAnimationFrame>, result));
         return result;
     }
     if (_geometry) {
         return _geometry->animationFrames;
     } else {
-        return QVector<FBXAnimationFrame>();
+        return QVector<HFMAnimationFrame>();
     }
 }
 
-const QVector<FBXAnimationFrame>& Animation::getFramesReference() const {
+const QVector<HFMAnimationFrame>& Animation::getFramesReference() const {
     return _geometry->animationFrames;
 }
 
 void Animation::downloadFinished(const QByteArray& data) {
     // parse the animation/fbx file on a background thread.
     AnimationReader* animationReader = new AnimationReader(_url, data);
-    connect(animationReader, SIGNAL(onSuccess(FBXGeometry::Pointer)), SLOT(animationParseSuccess(FBXGeometry::Pointer)));
+    connect(animationReader, SIGNAL(onSuccess(HFMGeometry::Pointer)), SLOT(animationParseSuccess(HFMGeometry::Pointer)));
     connect(animationReader, SIGNAL(onError(int, QString)), SLOT(animationParseError(int, QString)));
     QThreadPool::globalInstance()->start(animationReader);
 }
 
-void Animation::animationParseSuccess(FBXGeometry::Pointer geometry) {
+void Animation::animationParseSuccess(HFMGeometry::Pointer geometry) {
 
     qCDebug(animation) << "Animation parse success" << _url.toDisplayString();
 
diff --git a/libraries/animation/src/AnimationCache.h b/libraries/animation/src/AnimationCache.h
index 483350e2b5..302f23a4e7 100644
--- a/libraries/animation/src/AnimationCache.h
+++ b/libraries/animation/src/AnimationCache.h
@@ -66,7 +66,7 @@ public:
 
     QString getType() const override { return "Animation"; }
 
-    const FBXGeometry& getGeometry() const { return *_geometry; }
+    const HFMGeometry& getGeometry() const { return *_geometry; }
 
     virtual bool isLoaded() const override;
 
@@ -80,20 +80,20 @@ public:
      * @function AnimationObject.getFrames
      * @returns {FBXAnimationFrame[]}
      */
-    Q_INVOKABLE QVector<FBXAnimationFrame> getFrames() const;
+    Q_INVOKABLE QVector<HFMAnimationFrame> getFrames() const;
 
-    const QVector<FBXAnimationFrame>& getFramesReference() const;
+    const QVector<HFMAnimationFrame>& getFramesReference() const;
     
 protected:
     virtual void downloadFinished(const QByteArray& data) override;
 
 protected slots:
-    void animationParseSuccess(FBXGeometry::Pointer geometry);
+    void animationParseSuccess(HFMGeometry::Pointer geometry);
     void animationParseError(int error, QString str);
 
 private:
     
-    FBXGeometry::Pointer _geometry;
+    HFMGeometry::Pointer _geometry;
 };
 
 /// Reads geometry in a worker thread.
@@ -105,7 +105,7 @@ public:
     virtual void run() override;
 
 signals:
-    void onSuccess(FBXGeometry::Pointer geometry);
+    void onSuccess(HFMGeometry::Pointer geometry);
     void onError(int error, QString str);
 
 private:
diff --git a/libraries/animation/src/AnimationObject.cpp b/libraries/animation/src/AnimationObject.cpp
index 7f0f35b104..bcbf497199 100644
--- a/libraries/animation/src/AnimationObject.cpp
+++ b/libraries/animation/src/AnimationObject.cpp
@@ -19,17 +19,17 @@ QStringList AnimationObject::getJointNames() const {
     return qscriptvalue_cast<AnimationPointer>(thisObject())->getJointNames();
 }
 
-QVector<FBXAnimationFrame> AnimationObject::getFrames() const {
+QVector<HFMAnimationFrame> AnimationObject::getFrames() const {
     return qscriptvalue_cast<AnimationPointer>(thisObject())->getFrames();
 }
 
 QVector<glm::quat> AnimationFrameObject::getRotations() const {
-    return qscriptvalue_cast<FBXAnimationFrame>(thisObject()).rotations;
+    return qscriptvalue_cast<HFMAnimationFrame>(thisObject()).rotations;
 }
 
 void registerAnimationTypes(QScriptEngine* engine) {
-    qScriptRegisterSequenceMetaType<QVector<FBXAnimationFrame> >(engine);
-    engine->setDefaultPrototype(qMetaTypeId<FBXAnimationFrame>(), engine->newQObject(
+    qScriptRegisterSequenceMetaType<QVector<HFMAnimationFrame> >(engine);
+    engine->setDefaultPrototype(qMetaTypeId<HFMAnimationFrame>(), engine->newQObject(
         new AnimationFrameObject(), QScriptEngine::ScriptOwnership));
     engine->setDefaultPrototype(qMetaTypeId<AnimationPointer>(), engine->newQObject(
         new AnimationObject(), QScriptEngine::ScriptOwnership));
diff --git a/libraries/animation/src/AnimationObject.h b/libraries/animation/src/AnimationObject.h
index aa69e78ceb..83880ed2ab 100644
--- a/libraries/animation/src/AnimationObject.h
+++ b/libraries/animation/src/AnimationObject.h
@@ -23,13 +23,13 @@ class QScriptEngine;
 class AnimationObject : public QObject, protected QScriptable {
     Q_OBJECT
     Q_PROPERTY(QStringList jointNames READ getJointNames)
-    Q_PROPERTY(QVector<FBXAnimationFrame> frames READ getFrames)
+    Q_PROPERTY(QVector<HFMAnimationFrame> frames READ getFrames)
 
 public:
     
     Q_INVOKABLE QStringList getJointNames() const;
     
-    Q_INVOKABLE QVector<FBXAnimationFrame> getFrames() const;
+    Q_INVOKABLE QVector<HFMAnimationFrame> getFrames() const;
 };
 
 /// Scriptable wrapper for animation frames.
diff --git a/libraries/animation/src/Rig.cpp b/libraries/animation/src/Rig.cpp
index 33b9569758..2641be92da 100644
--- a/libraries/animation/src/Rig.cpp
+++ b/libraries/animation/src/Rig.cpp
@@ -260,7 +260,7 @@ void Rig::destroyAnimGraph() {
     _rightEyeJointChildren.clear();
 }
 
-void Rig::initJointStates(const FBXGeometry& geometry, const glm::mat4& modelOffset) {
+void Rig::initJointStates(const HFMGeometry& geometry, const glm::mat4& modelOffset) {
     _geometryOffset = AnimPose(geometry.offset);
     _invGeometryOffset = _geometryOffset.inverse();
     _geometryToRigTransform = modelOffset * geometry.offset;
@@ -307,7 +307,7 @@ void Rig::initJointStates(const FBXGeometry& geometry, const glm::mat4& modelOff
     _rightEyeJointChildren = _animSkeleton->getChildrenOfJoint(geometry.rightEyeJointIndex);
 }
 
-void Rig::reset(const FBXGeometry& geometry) {
+void Rig::reset(const HFMGeometry& geometry) {
     _geometryOffset = AnimPose(geometry.offset);
     _invGeometryOffset = _geometryOffset.inverse();
     _animSkeleton = std::make_shared<AnimSkeleton>(geometry);
@@ -1253,7 +1253,7 @@ const glm::vec3 DOP14_NORMALS[DOP14_COUNT] = {
 // returns true if the given point lies inside of the k-dop, specified by shapeInfo & shapePose.
 // if the given point does lie within the k-dop, it also returns the amount of displacement necessary to push that point outward
 // such that it lies on the surface of the kdop.
-static bool findPointKDopDisplacement(const glm::vec3& point, const AnimPose& shapePose, const FBXJointShapeInfo& shapeInfo, glm::vec3& displacementOut) {
+static bool findPointKDopDisplacement(const glm::vec3& point, const AnimPose& shapePose, const HFMJointShapeInfo& shapeInfo, glm::vec3& displacementOut) {
 
     // transform point into local space of jointShape.
     glm::vec3 localPoint = shapePose.inverse().xformPoint(point);
@@ -1299,8 +1299,8 @@ static bool findPointKDopDisplacement(const glm::vec3& point, const AnimPose& sh
     }
 }
 
-glm::vec3 Rig::deflectHandFromTorso(const glm::vec3& handPosition, const FBXJointShapeInfo& hipsShapeInfo, const FBXJointShapeInfo& spineShapeInfo,
-                                    const FBXJointShapeInfo& spine1ShapeInfo, const FBXJointShapeInfo& spine2ShapeInfo) const {
+glm::vec3 Rig::deflectHandFromTorso(const glm::vec3& handPosition, const HFMJointShapeInfo& hipsShapeInfo, const HFMJointShapeInfo& spineShapeInfo,
+                                    const HFMJointShapeInfo& spine1ShapeInfo, const HFMJointShapeInfo& spine2ShapeInfo) const {
     glm::vec3 position = handPosition;
     glm::vec3 displacement;
     int hipsJoint = indexOfJoint("Hips");
@@ -1349,8 +1349,8 @@ glm::vec3 Rig::deflectHandFromTorso(const glm::vec3& handPosition, const FBXJoin
 void Rig::updateHands(bool leftHandEnabled, bool rightHandEnabled, bool hipsEnabled, bool hipsEstimated,
                       bool leftArmEnabled, bool rightArmEnabled, bool headEnabled, float dt,
                       const AnimPose& leftHandPose, const AnimPose& rightHandPose,
-                      const FBXJointShapeInfo& hipsShapeInfo, const FBXJointShapeInfo& spineShapeInfo,
-                      const FBXJointShapeInfo& spine1ShapeInfo, const FBXJointShapeInfo& spine2ShapeInfo,
+                      const HFMJointShapeInfo& hipsShapeInfo, const HFMJointShapeInfo& spineShapeInfo,
+                      const HFMJointShapeInfo& spine1ShapeInfo, const HFMJointShapeInfo& spine2ShapeInfo,
                       const glm::mat4& rigToSensorMatrix, const glm::mat4& sensorToRigMatrix) {
 
     const bool ENABLE_POLE_VECTORS = true;
@@ -2008,7 +2008,7 @@ void Rig::computeExternalPoses(const glm::mat4& modelOffsetMat) {
 }
 
 void Rig::computeAvatarBoundingCapsule(
-        const FBXGeometry& geometry,
+        const HFMGeometry& geometry,
         float& radiusOut,
         float& heightOut,
         glm::vec3& localOffsetOut) const {
@@ -2041,7 +2041,7 @@ void Rig::computeAvatarBoundingCapsule(
     // from the head to the hips when computing the rest of the bounding capsule.
     int index = indexOfJoint("Head");
     while (index != -1) {
-        const FBXJointShapeInfo& shapeInfo = geometry.joints.at(index).shapeInfo;
+        const HFMJointShapeInfo& shapeInfo = geometry.joints.at(index).shapeInfo;
         AnimPose pose = _animSkeleton->getAbsoluteDefaultPose(index);
         if (shapeInfo.points.size() > 0) {
             for (auto& point : shapeInfo.points) {
diff --git a/libraries/animation/src/Rig.h b/libraries/animation/src/Rig.h
index 7a090bd7bd..61e8672972 100644
--- a/libraries/animation/src/Rig.h
+++ b/libraries/animation/src/Rig.h
@@ -86,10 +86,10 @@ public:
         AnimPose secondaryControllerPoses[NumSecondaryControllerTypes];  // rig space
         uint8_t secondaryControllerFlags[NumSecondaryControllerTypes];
         bool isTalking;
-        FBXJointShapeInfo hipsShapeInfo;
-        FBXJointShapeInfo spineShapeInfo;
-        FBXJointShapeInfo spine1ShapeInfo;
-        FBXJointShapeInfo spine2ShapeInfo;
+        HFMJointShapeInfo hipsShapeInfo;
+        HFMJointShapeInfo spineShapeInfo;
+        HFMJointShapeInfo spine1ShapeInfo;
+        HFMJointShapeInfo spine2ShapeInfo;
     };
 
     struct EyeParameters {
@@ -122,8 +122,8 @@ public:
     void overrideRoleAnimation(const QString& role, const QString& url, float fps, bool loop, float firstFrame, float lastFrame);
     void restoreRoleAnimation(const QString& role);
 
-    void initJointStates(const FBXGeometry& geometry, const glm::mat4& modelOffset);
-    void reset(const FBXGeometry& geometry);
+    void initJointStates(const HFMGeometry& geometry, const glm::mat4& modelOffset);
+    void reset(const HFMGeometry& geometry);
     bool jointStatesEmpty();
     int getJointStateCount() const;
     int indexOfJoint(const QString& jointName) const;
@@ -210,7 +210,7 @@ public:
     void copyJointsFromJointData(const QVector<JointData>& jointDataVec);
     void computeExternalPoses(const glm::mat4& modelOffsetMat);
 
-    void computeAvatarBoundingCapsule(const FBXGeometry& geometry, float& radiusOut, float& heightOut, glm::vec3& offsetOut) const;
+    void computeAvatarBoundingCapsule(const HFMGeometry& geometry, float& radiusOut, float& heightOut, glm::vec3& offsetOut) const;
 
     void setEnableInverseKinematics(bool enable);
     void setEnableAnimations(bool enable);
@@ -245,8 +245,8 @@ protected:
     void updateHands(bool leftHandEnabled, bool rightHandEnabled, bool hipsEnabled, bool hipsEstimated,
                      bool leftArmEnabled, bool rightArmEnabled, bool headEnabled, float dt,
                      const AnimPose& leftHandPose, const AnimPose& rightHandPose,
-                     const FBXJointShapeInfo& hipsShapeInfo, const FBXJointShapeInfo& spineShapeInfo,
-                     const FBXJointShapeInfo& spine1ShapeInfo, const FBXJointShapeInfo& spine2ShapeInfo,
+                     const HFMJointShapeInfo& hipsShapeInfo, const HFMJointShapeInfo& spineShapeInfo,
+                     const HFMJointShapeInfo& spine1ShapeInfo, const HFMJointShapeInfo& spine2ShapeInfo,
                      const glm::mat4& rigToSensorMatrix, const glm::mat4& sensorToRigMatrix);
     void updateFeet(bool leftFootEnabled, bool rightFootEnabled, bool headEnabled,
                     const AnimPose& leftFootPose, const AnimPose& rightFootPose,
@@ -257,8 +257,8 @@ protected:
 
     bool calculateElbowPoleVector(int handIndex, int elbowIndex, int armIndex, int oppositeArmIndex, glm::vec3& poleVector) const;
     glm::vec3 calculateKneePoleVector(int footJointIndex, int kneeJoint, int upLegIndex, int hipsIndex, const AnimPose& targetFootPose) const;
-    glm::vec3 deflectHandFromTorso(const glm::vec3& handPosition, const FBXJointShapeInfo& hipsShapeInfo, const FBXJointShapeInfo& spineShapeInfo,
-                                   const FBXJointShapeInfo& spine1ShapeInfo, const FBXJointShapeInfo& spine2ShapeInfo) const;
+    glm::vec3 deflectHandFromTorso(const glm::vec3& handPosition, const HFMJointShapeInfo& hipsShapeInfo, const HFMJointShapeInfo& spineShapeInfo,
+                                   const HFMJointShapeInfo& spine1ShapeInfo, const HFMJointShapeInfo& spine2ShapeInfo) const;
 
 
     AnimPose _modelOffset;  // model to rig space
diff --git a/libraries/avatars-renderer/src/avatars-renderer/Avatar.cpp b/libraries/avatars-renderer/src/avatars-renderer/Avatar.cpp
index 06dd498af3..7c7c113d31 100644
--- a/libraries/avatars-renderer/src/avatars-renderer/Avatar.cpp
+++ b/libraries/avatars-renderer/src/avatars-renderer/Avatar.cpp
@@ -1311,7 +1311,7 @@ glm::quat Avatar::getAbsoluteJointRotationInObjectFrame(int index) const {
         case CAMERA_MATRIX_INDEX: {
             glm::quat rotation;
             if (_skeletonModel && _skeletonModel->isActive()) {
-                int headJointIndex = _skeletonModel->getFBXGeometry().headJointIndex;
+                int headJointIndex = _skeletonModel->getHFMGeometry().headJointIndex;
                 if (headJointIndex >= 0) {
                     _skeletonModel->getAbsoluteJointRotationInRigFrame(headJointIndex, rotation);
                 }
@@ -1360,7 +1360,7 @@ glm::vec3 Avatar::getAbsoluteJointTranslationInObjectFrame(int index) const {
         case CAMERA_MATRIX_INDEX: {
             glm::vec3 translation;
             if (_skeletonModel && _skeletonModel->isActive()) {
-                int headJointIndex = _skeletonModel->getFBXGeometry().headJointIndex;
+                int headJointIndex = _skeletonModel->getHFMGeometry().headJointIndex;
                 if (headJointIndex >= 0) {
                     _skeletonModel->getAbsoluteJointTranslationInRigFrame(headJointIndex, translation);
                 }
@@ -1416,7 +1416,7 @@ void Avatar::withValidJointIndicesCache(std::function<void()> const& worker) con
             if (!_modelJointsCached) {
                 _modelJointIndicesCache.clear();
                 if (_skeletonModel && _skeletonModel->isActive()) {
-                    _modelJointIndicesCache = _skeletonModel->getFBXGeometry().jointIndices;
+                    _modelJointIndicesCache = _skeletonModel->getHFMGeometry().jointIndices;
                     _modelJointsCached = true;
                 }
             }
diff --git a/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.cpp b/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.cpp
index 1ec58fd704..a41cff528b 100644
--- a/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.cpp
+++ b/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.cpp
@@ -54,7 +54,7 @@ void SkeletonModel::setTextures(const QVariantMap& textures) {
 }
 
 void SkeletonModel::initJointStates() {
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     glm::mat4 modelOffset = glm::scale(_scale) * glm::translate(_offset);
     _rig.initJointStates(geometry, modelOffset);
 
@@ -96,7 +96,7 @@ void SkeletonModel::initJointStates() {
 // Called within Model::simulate call, below.
 void SkeletonModel::updateRig(float deltaTime, glm::mat4 parentTransform) {
     assert(!_owningAvatar->isMyAvatar());
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
 
     Head* head = _owningAvatar->getHead();
 
@@ -259,22 +259,22 @@ bool SkeletonModel::getRightShoulderPosition(glm::vec3& position) const {
 }
 
 bool SkeletonModel::getHeadPosition(glm::vec3& headPosition) const {
-    return isActive() && getJointPositionInWorldFrame(getFBXGeometry().headJointIndex, headPosition);
+    return isActive() && getJointPositionInWorldFrame(getHFMGeometry().headJointIndex, headPosition);
 }
 
 bool SkeletonModel::getNeckPosition(glm::vec3& neckPosition) const {
-    return isActive() && getJointPositionInWorldFrame(getFBXGeometry().neckJointIndex, neckPosition);
+    return isActive() && getJointPositionInWorldFrame(getHFMGeometry().neckJointIndex, neckPosition);
 }
 
 bool SkeletonModel::getLocalNeckPosition(glm::vec3& neckPosition) const {
-    return isActive() && getJointPosition(getFBXGeometry().neckJointIndex, neckPosition);
+    return isActive() && getJointPosition(getHFMGeometry().neckJointIndex, neckPosition);
 }
 
 bool SkeletonModel::getEyeModelPositions(glm::vec3& firstEyePosition, glm::vec3& secondEyePosition) const {
     if (!isActive()) {
         return false;
     }
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
 
     if (getJointPosition(geometry.leftEyeJointIndex, firstEyePosition) &&
         getJointPosition(geometry.rightEyeJointIndex, secondEyePosition)) {
@@ -330,7 +330,7 @@ void SkeletonModel::computeBoundingShape() {
         return;
     }
 
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     if (geometry.joints.isEmpty() || geometry.rootJointIndex == -1) {
         // rootJointIndex == -1 if the avatar model has no skeleton
         return;
@@ -369,7 +369,7 @@ void SkeletonModel::renderBoundingCollisionShapes(RenderArgs* args, gpu::Batch&
 }
 
 bool SkeletonModel::hasSkeleton() {
-    return isActive() ? getFBXGeometry().rootJointIndex != -1 : false;
+    return isActive() ? getHFMGeometry().rootJointIndex != -1 : false;
 }
 
 void SkeletonModel::onInvalidate() {
diff --git a/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.h b/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.h
index d82fce7412..6c533a5941 100644
--- a/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.h
+++ b/libraries/avatars-renderer/src/avatars-renderer/SkeletonModel.h
@@ -41,10 +41,10 @@ public:
     void updateAttitude(const glm::quat& orientation);
 
     /// Returns the index of the left hand joint, or -1 if not found.
-    int getLeftHandJointIndex() const { return isActive() ? getFBXGeometry().leftHandJointIndex : -1; }
+    int getLeftHandJointIndex() const { return isActive() ? getHFMGeometry().leftHandJointIndex : -1; }
 
     /// Returns the index of the right hand joint, or -1 if not found.
-    int getRightHandJointIndex() const { return isActive() ? getFBXGeometry().rightHandJointIndex : -1; }
+    int getRightHandJointIndex() const { return isActive() ? getHFMGeometry().rightHandJointIndex : -1; }
 
     bool getLeftGrabPosition(glm::vec3& position) const;
     bool getRightGrabPosition(glm::vec3& position) const;
diff --git a/libraries/baking/src/FBXBaker.cpp b/libraries/baking/src/FBXBaker.cpp
index b90082d969..0b76c275d4 100644
--- a/libraries/baking/src/FBXBaker.cpp
+++ b/libraries/baking/src/FBXBaker.cpp
@@ -206,7 +206,7 @@ void FBXBaker::importScene() {
     }
 #endif
 
-    _geometry = reader.extractFBXGeometry({}, _modelURL.toString());
+    _geometry = reader.extractHFMGeometry({}, _modelURL.toString());
     _textureContentMap = reader._textureContent;
 }
 
@@ -329,7 +329,7 @@ void FBXBaker::rewriteAndBakeSceneTextures() {
                     for (FBXNode& textureChild : object->children) {
 
                         if (textureChild.name == "RelativeFilename") {
-                            QString fbxTextureFileName { textureChild.properties.at(0).toString() };
+                            QString hfmTextureFileName { textureChild.properties.at(0).toString() };
                             
                             // grab the ID for this texture so we can figure out the
                             // texture type from the loaded materials
@@ -337,7 +337,7 @@ void FBXBaker::rewriteAndBakeSceneTextures() {
                             auto textureType = textureTypes[textureID];
 
                             // Compress the texture information and return the new filename to be added into the FBX scene
-                            auto bakedTextureFile = compressTexture(fbxTextureFileName, textureType);
+                            auto bakedTextureFile = compressTexture(hfmTextureFileName, textureType);
 
                             // If no errors or warnings have occurred during texture compression add the filename to the FBX scene
                             if (!bakedTextureFile.isNull()) {
diff --git a/libraries/baking/src/FBXBaker.h b/libraries/baking/src/FBXBaker.h
index 9d41209d4c..8edaf91c79 100644
--- a/libraries/baking/src/FBXBaker.h
+++ b/libraries/baking/src/FBXBaker.h
@@ -53,7 +53,7 @@ private:
     void rewriteAndBakeSceneModels();
     void rewriteAndBakeSceneTextures();
 
-    FBXGeometry* _geometry;
+    HFMGeometry* _geometry;
     QHash<QString, int> _textureNameMatchCount;
     QHash<QUrl, QString> _remappedTexturePaths;
 
diff --git a/libraries/baking/src/ModelBaker.cpp b/libraries/baking/src/ModelBaker.cpp
index 75e10c54ab..ca352cebae 100644
--- a/libraries/baking/src/ModelBaker.cpp
+++ b/libraries/baking/src/ModelBaker.cpp
@@ -75,7 +75,7 @@ void ModelBaker::abort() {
     }
 }
 
-bool ModelBaker::compressMesh(FBXMesh& mesh, bool hasDeformers, FBXNode& dracoMeshNode, GetMaterialIDCallback materialIDCallback) {
+bool ModelBaker::compressMesh(HFMMesh& mesh, bool hasDeformers, FBXNode& dracoMeshNode, GetMaterialIDCallback materialIDCallback) {
     if (mesh.wasCompressed) {
         handleError("Cannot re-bake a file that contains compressed mesh");
         return false;
diff --git a/libraries/baking/src/ModelBaker.h b/libraries/baking/src/ModelBaker.h
index 1fd77ab761..cda4478b1d 100644
--- a/libraries/baking/src/ModelBaker.h
+++ b/libraries/baking/src/ModelBaker.h
@@ -39,7 +39,7 @@ public:
                const QString& bakedOutputDirectory, const QString& originalOutputDirectory = "");
     virtual ~ModelBaker();
 
-    bool compressMesh(FBXMesh& mesh, bool hasDeformers, FBXNode& dracoMeshNode, GetMaterialIDCallback materialIDCallback = nullptr);
+    bool compressMesh(HFMMesh& mesh, bool hasDeformers, FBXNode& dracoMeshNode, GetMaterialIDCallback materialIDCallback = nullptr);
     QString compressTexture(QString textureFileName, image::TextureUsage::Type = image::TextureUsage::Type::DEFAULT_TEXTURE);
     virtual void setWasAborted(bool wasAborted) override;
 
diff --git a/libraries/baking/src/OBJBaker.cpp b/libraries/baking/src/OBJBaker.cpp
index cf62bc4fa8..e9130e3fbd 100644
--- a/libraries/baking/src/OBJBaker.cpp
+++ b/libraries/baking/src/OBJBaker.cpp
@@ -153,7 +153,7 @@ void OBJBaker::bakeOBJ() {
     checkIfTexturesFinished();
 }
 
-void OBJBaker::createFBXNodeTree(FBXNode& rootNode, FBXGeometry& geometry) {
+void OBJBaker::createFBXNodeTree(FBXNode& rootNode, HFMGeometry& geometry) {
     // Generating FBX Header Node
     FBXNode headerNode;
     headerNode.name = FBX_HEADER_EXTENSION;
@@ -235,7 +235,7 @@ void OBJBaker::createFBXNodeTree(FBXNode& rootNode, FBXGeometry& geometry) {
     auto size = meshParts.size();
     for (int i = 0; i < size; i++) {
         QString material = meshParts[i].materialID;
-        FBXMaterial currentMaterial = geometry.materials[material];
+        HFMMaterial currentMaterial = geometry.materials[material];
         if (!currentMaterial.albedoTexture.filename.isEmpty() || !currentMaterial.specularTexture.filename.isEmpty()) {
             auto textureID = nextNodeID();
             _mapTextureMaterial.emplace_back(textureID, i);
@@ -325,12 +325,12 @@ void OBJBaker::createFBXNodeTree(FBXNode& rootNode, FBXGeometry& geometry) {
 }
 
 // Set properties for material nodes
-void OBJBaker::setMaterialNodeProperties(FBXNode& materialNode, QString material, FBXGeometry& geometry) {
+void OBJBaker::setMaterialNodeProperties(FBXNode& materialNode, QString material, HFMGeometry& geometry) {
     auto materialID = nextNodeID();
     _materialIDs.push_back(materialID);
     materialNode.properties = { materialID, material, MESH };
 
-    FBXMaterial currentMaterial = geometry.materials[material];
+    HFMMaterial currentMaterial = geometry.materials[material];
 
     // Setting the hierarchy: Material -> Properties70 -> P -> Properties
     FBXNode properties70Node;
diff --git a/libraries/baking/src/OBJBaker.h b/libraries/baking/src/OBJBaker.h
index 8e49692d35..875a500129 100644
--- a/libraries/baking/src/OBJBaker.h
+++ b/libraries/baking/src/OBJBaker.h
@@ -39,8 +39,8 @@ private slots:
 
 private:
     void loadOBJ();
-    void createFBXNodeTree(FBXNode& rootNode, FBXGeometry& geometry);
-    void setMaterialNodeProperties(FBXNode& materialNode, QString material, FBXGeometry& geometry);
+    void createFBXNodeTree(FBXNode& rootNode, HFMGeometry& geometry);
+    void setMaterialNodeProperties(FBXNode& materialNode, QString material, HFMGeometry& geometry);
     NodeID nextNodeID() { return _nodeID++; }
 
 
diff --git a/libraries/entities-renderer/src/RenderableModelEntityItem.cpp b/libraries/entities-renderer/src/RenderableModelEntityItem.cpp
index c6337dc872..c36f60600f 100644
--- a/libraries/entities-renderer/src/RenderableModelEntityItem.cpp
+++ b/libraries/entities-renderer/src/RenderableModelEntityItem.cpp
@@ -268,7 +268,7 @@ EntityItemProperties RenderableModelEntityItem::getProperties(const EntityProper
         if (model->isLoaded()) {
             // TODO: improve naturalDimensions in the future,
             //       for now we've added this hack for setting natural dimensions of models
-            Extents meshExtents = model->getFBXGeometry().getUnscaledMeshExtents();
+            Extents meshExtents = model->getHFMGeometry().getUnscaledMeshExtents();
             properties.setNaturalDimensions(meshExtents.maximum - meshExtents.minimum);
             properties.calculateNaturalPosition(meshExtents.minimum, meshExtents.maximum);
         }
@@ -403,7 +403,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
         // should never fall in here when collision model not fully loaded
         // TODO: assert that all geometries exist and are loaded
         //assert(_model && _model->isLoaded() && _compoundShapeResource && _compoundShapeResource->isLoaded());
-        const FBXGeometry& collisionGeometry = _compoundShapeResource->getFBXGeometry();
+        const HFMGeometry& collisionGeometry = _compoundShapeResource->getHFMGeometry();
 
         ShapeInfo::PointCollection& pointCollection = shapeInfo.getPointCollection();
         pointCollection.clear();
@@ -411,15 +411,15 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
 
         // the way OBJ files get read, each section under a "g" line is its own meshPart.  We only expect
         // to find one actual "mesh" (with one or more meshParts in it), but we loop over the meshes, just in case.
-        foreach (const FBXMesh& mesh, collisionGeometry.meshes) {
+        foreach (const HFMMesh& mesh, collisionGeometry.meshes) {
             // each meshPart is a convex hull
-            foreach (const FBXMeshPart &meshPart, mesh.parts) {
+            foreach (const HFMMeshPart &meshPart, mesh.parts) {
                 pointCollection.push_back(QVector<glm::vec3>());
                 ShapeInfo::PointList& pointsInPart = pointCollection[i];
 
                 // run through all the triangles and (uniquely) add each point to the hull
                 uint32_t numIndices = (uint32_t)meshPart.triangleIndices.size();
-                // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                 //assert(numIndices % TRIANGLE_STRIDE == 0);
                 numIndices -= numIndices % TRIANGLE_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -440,7 +440,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
 
                 // run through all the quads and (uniquely) add each point to the hull
                 numIndices = (uint32_t)meshPart.quadIndices.size();
-                // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                 //assert(numIndices % QUAD_STRIDE == 0);
                 numIndices -= numIndices % QUAD_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -478,7 +478,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
         // to the visual model and apply them to the collision model (without regard for the
         // collision model's extents).
 
-        glm::vec3 scaleToFit = dimensions / model->getFBXGeometry().getUnscaledMeshExtents().size();
+        glm::vec3 scaleToFit = dimensions / model->getHFMGeometry().getUnscaledMeshExtents().size();
         // multiply each point by scale before handing the point-set off to the physics engine.
         // also determine the extents of the collision model.
         glm::vec3 registrationOffset = dimensions * (ENTITY_ITEM_DEFAULT_REGISTRATION_POINT - getRegistrationPoint());
@@ -498,14 +498,14 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
 
         // compute meshPart local transforms
         QVector<glm::mat4> localTransforms;
-        const FBXGeometry& fbxGeometry = model->getFBXGeometry();
-        int numFbxMeshes = fbxGeometry.meshes.size();
+        const HFMGeometry& hfmGeometry = model->getHFMGeometry();
+        int numHFMMeshes = hfmGeometry.meshes.size();
         int totalNumVertices = 0;
         glm::mat4 invRegistraionOffset = glm::translate(dimensions * (getRegistrationPoint() - ENTITY_ITEM_DEFAULT_REGISTRATION_POINT));
-        for (int i = 0; i < numFbxMeshes; i++) {
-            const FBXMesh& mesh = fbxGeometry.meshes.at(i);
+        for (int i = 0; i < numHFMMeshes; i++) {
+            const HFMMesh& mesh = hfmGeometry.meshes.at(i);
             if (mesh.clusters.size() > 0) {
-                const FBXCluster& cluster = mesh.clusters.at(0);
+                const HFMCluster& cluster = mesh.clusters.at(0);
                 auto jointMatrix = model->getRig().getJointTransform(cluster.jointIndex);
                 // we backtranslate by the registration offset so we can apply that offset to the shapeInfo later
                 localTransforms.push_back(invRegistraionOffset * jointMatrix * cluster.inverseBindMatrix);
@@ -524,10 +524,10 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
 
         std::vector<std::shared_ptr<const graphics::Mesh>> meshes;
         if (type == SHAPE_TYPE_SIMPLE_COMPOUND) {
-            auto& fbxMeshes = _compoundShapeResource->getFBXGeometry().meshes;
-            meshes.reserve(fbxMeshes.size());
-            for (auto& fbxMesh : fbxMeshes) {
-                meshes.push_back(fbxMesh._mesh);
+            auto& hfmMeshes = _compoundShapeResource->getHFMGeometry().meshes;
+            meshes.reserve(hfmMeshes.size());
+            for (auto& hfmMesh : hfmMeshes) {
+                meshes.push_back(hfmMesh._mesh);
             }
         } else {
             meshes = model->getGeometry()->getMeshes();
@@ -594,7 +594,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
                 while (partItr != parts.cend<const graphics::Mesh::Part>()) {
                     auto numIndices = partItr->_numIndices;
                     if (partItr->_topology == graphics::Mesh::TRIANGLES) {
-                        // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                        // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                         //assert(numIndices % TRIANGLE_STRIDE == 0);
                         numIndices -= numIndices % TRIANGLE_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -605,7 +605,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
                             ++indexItr;
                         }
                     } else if (partItr->_topology == graphics::Mesh::TRIANGLE_STRIP) {
-                        // TODO: resurrect assert after we start sanitizing FBXMesh higher up
+                        // TODO: resurrect assert after we start sanitizing HFMMesh higher up
                         //assert(numIndices > 2);
 
                         uint32_t approxNumIndices = TRIANGLE_STRIDE * numIndices;
@@ -651,7 +651,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
                     std::set<int32_t> uniqueIndices;
                     auto numIndices = partItr->_numIndices;
                     if (partItr->_topology == graphics::Mesh::TRIANGLES) {
-                        // TODO: assert rather than workaround after we start sanitizing FBXMesh higher up
+                        // TODO: assert rather than workaround after we start sanitizing HFMMesh higher up
                         //assert(numIndices% TRIANGLE_STRIDE == 0);
                         numIndices -= numIndices % TRIANGLE_STRIDE; // WORKAROUND lack of sanity checking in FBXReader
 
@@ -662,7 +662,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& shapeInfo) {
                             ++indexItr;
                         }
                     } else if (partItr->_topology == graphics::Mesh::TRIANGLE_STRIP) {
-                        // TODO: resurrect assert after we start sanitizing FBXMesh higher up
+                        // TODO: resurrect assert after we start sanitizing HFMMesh higher up
                         //assert(numIndices > TRIANGLE_STRIDE - 1);
 
                         auto indexItr = indices.cbegin<const gpu::BufferView::Index>() + partItr->_startIndex;
@@ -755,7 +755,7 @@ int RenderableModelEntityItem::avatarJointIndex(int modelJointIndex) {
 bool RenderableModelEntityItem::contains(const glm::vec3& point) const {
     auto model = getModel();
     if (EntityItem::contains(point) && model && _compoundShapeResource && _compoundShapeResource->isLoaded()) {
-        return _compoundShapeResource->getFBXGeometry().convexHullContains(worldToEntity(point));
+        return _compoundShapeResource->getHFMGeometry().convexHullContains(worldToEntity(point));
     }
 
     return false;
@@ -1135,7 +1135,7 @@ void ModelEntityRenderer::animate(const TypedEntityPointer& entity) {
 
     QVector<EntityJointData> jointsData;
 
-    const QVector<FBXAnimationFrame>&  frames = _animation->getFramesReference(); // NOTE: getFrames() is too heavy
+    const QVector<HFMAnimationFrame>&  frames = _animation->getFramesReference(); // NOTE: getFrames() is too heavy
     int frameCount = frames.size();
     if (frameCount <= 0) {
         return;
@@ -1160,10 +1160,10 @@ void ModelEntityRenderer::animate(const TypedEntityPointer& entity) {
     }
 
     QStringList animationJointNames = _animation->getGeometry().getJointNames();
-    auto& fbxJoints = _animation->getGeometry().joints;
+    auto& hfmJoints = _animation->getGeometry().joints;
 
-    auto& originalFbxJoints = _model->getFBXGeometry().joints;
-    auto& originalFbxIndices = _model->getFBXGeometry().jointIndices;
+    auto& originalHFMJoints = _model->getHFMGeometry().joints;
+    auto& originalHFMIndices = _model->getHFMGeometry().jointIndices;
 
     bool allowTranslation = entity->getAnimationAllowTranslation();
 
@@ -1182,22 +1182,22 @@ void ModelEntityRenderer::animate(const TypedEntityPointer& entity) {
                     translationMat = glm::translate(translations[index]);
                 }
             } else if (index < animationJointNames.size()) {
-                QString jointName = fbxJoints[index].name; // Pushing this here so its not done on every entity, with the exceptions of those allowing for translation
-                if (originalFbxIndices.contains(jointName)) {
+                QString jointName = hfmJoints[index].name; // Pushing this here so its not done on every entity, with the exceptions of those allowing for translation
+                if (originalHFMIndices.contains(jointName)) {
                     // Making sure the joint names exist in the original model the animation is trying to apply onto. If they do, then remap and get it's translation.
-                    int remappedIndex = originalFbxIndices[jointName] - 1; // JointIndeces seem to always start from 1 and the found index is always 1 higher than actual.
-                    translationMat = glm::translate(originalFbxJoints[remappedIndex].translation);
+                    int remappedIndex = originalHFMIndices[jointName] - 1; // JointIndeces seem to always start from 1 and the found index is always 1 higher than actual.
+                    translationMat = glm::translate(originalHFMJoints[remappedIndex].translation);
                 }
             }
             glm::mat4 rotationMat;
             if (index < rotations.size()) {
-                rotationMat = glm::mat4_cast(fbxJoints[index].preRotation * rotations[index] * fbxJoints[index].postRotation);
+                rotationMat = glm::mat4_cast(hfmJoints[index].preRotation * rotations[index] * hfmJoints[index].postRotation);
             } else {
-                rotationMat = glm::mat4_cast(fbxJoints[index].preRotation * fbxJoints[index].postRotation);
+                rotationMat = glm::mat4_cast(hfmJoints[index].preRotation * hfmJoints[index].postRotation);
             }
 
-            glm::mat4 finalMat = (translationMat * fbxJoints[index].preTransform *
-                rotationMat * fbxJoints[index].postTransform);
+            glm::mat4 finalMat = (translationMat * hfmJoints[index].preTransform *
+                rotationMat * hfmJoints[index].postTransform);
             auto& jointData = jointsData[j];
             jointData.translation = extractTranslation(finalMat);
             jointData.translationSet = true;
diff --git a/libraries/fbx/src/FBX.h b/libraries/fbx/src/FBX.h
index fdebb16bc8..8051dbafea 100644
--- a/libraries/fbx/src/FBX.h
+++ b/libraries/fbx/src/FBX.h
@@ -70,8 +70,8 @@ public:
 };
 
 
-/// A single blendshape extracted from an FBX document.
-class FBXBlendshape {
+/// A single blendshape.
+class HFMBlendshape {
 public:
     QVector<int> indices;
     QVector<glm::vec3> vertices;
@@ -79,19 +79,19 @@ public:
     QVector<glm::vec3> tangents;
 };
 
-struct FBXJointShapeInfo {
-    // same units and frame as FBXJoint.translation
+struct HFMJointShapeInfo {
+    // same units and frame as HFMJoint.translation
     glm::vec3 avgPoint;
     std::vector<float> dots;
     std::vector<glm::vec3> points;
     std::vector<glm::vec3> debugLines;
 };
 
-/// A single joint (transformation node) extracted from an FBX document.
-class FBXJoint {
+/// A single joint (transformation node).
+class HFMJoint {
 public:
 
-    FBXJointShapeInfo shapeInfo;
+    HFMJointShapeInfo shapeInfo;
     QVector<int> freeLineage;
     bool isFree;
     int parentIndex;
@@ -126,8 +126,8 @@ public:
 };
 
 
-/// A single binding to a joint in an FBX document.
-class FBXCluster {
+/// A single binding to a joint.
+class HFMCluster {
 public:
 
     int jointIndex;
@@ -137,8 +137,8 @@ public:
 
 const int MAX_NUM_PIXELS_FOR_FBX_TEXTURE = 2048 * 2048;
 
-/// A texture map in an FBX document.
-class FBXTexture {
+/// A texture map.
+class HFMTexture {
 public:
     QString id;
     QString name;
@@ -156,7 +156,7 @@ public:
 };
 
 /// A single part of a mesh (with the same material).
-class FBXMeshPart {
+class HFMMeshPart {
 public:
 
     QVector<int> quadIndices; // original indices from the FBX mesh
@@ -166,10 +166,10 @@ public:
     QString materialID;
 };
 
-class FBXMaterial {
+class HFMMaterial {
 public:
-    FBXMaterial() {};
-    FBXMaterial(const glm::vec3& diffuseColor, const glm::vec3& specularColor, const glm::vec3& emissiveColor,
+    HFMMaterial() {};
+    HFMMaterial(const glm::vec3& diffuseColor, const glm::vec3& specularColor, const glm::vec3& emissiveColor,
          float shininess, float opacity) :
         diffuseColor(diffuseColor),
         specularColor(specularColor),
@@ -203,17 +203,17 @@ public:
     QString shadingModel;
     graphics::MaterialPointer _material;
 
-    FBXTexture normalTexture;
-    FBXTexture albedoTexture;
-    FBXTexture opacityTexture;
-    FBXTexture glossTexture;
-    FBXTexture roughnessTexture;
-    FBXTexture specularTexture;
-    FBXTexture metallicTexture;
-    FBXTexture emissiveTexture;
-    FBXTexture occlusionTexture;
-    FBXTexture scatteringTexture;
-    FBXTexture lightmapTexture;
+    HFMTexture normalTexture;
+    HFMTexture albedoTexture;
+    HFMTexture opacityTexture;
+    HFMTexture glossTexture;
+    HFMTexture roughnessTexture;
+    HFMTexture specularTexture;
+    HFMTexture metallicTexture;
+    HFMTexture emissiveTexture;
+    HFMTexture occlusionTexture;
+    HFMTexture scatteringTexture;
+    HFMTexture lightmapTexture;
     glm::vec2 lightmapParams{ 0.0f, 1.0f };
 
 
@@ -232,10 +232,10 @@ public:
 };
 
 /// A single mesh (with optional blendshapes) extracted from an FBX document.
-class FBXMesh {
+class HFMMesh {
 public:
 
-    QVector<FBXMeshPart> parts;
+    QVector<HFMMeshPart> parts;
 
     QVector<glm::vec3> vertices;
     QVector<glm::vec3> normals;
@@ -247,12 +247,12 @@ public:
     QVector<uint16_t> clusterWeights;
     QVector<int32_t> originalIndices;
 
-    QVector<FBXCluster> clusters;
+    QVector<HFMCluster> clusters;
 
     Extents meshExtents;
     glm::mat4 modelTransform;
 
-    QVector<FBXBlendshape> blendshapes;
+    QVector<HFMBlendshape> blendshapes;
 
     unsigned int meshIndex; // the order the meshes appeared in the object file
 
@@ -265,7 +265,7 @@ public:
 
 class ExtractedMesh {
 public:
-    FBXMesh mesh;
+    HFMMesh mesh;
     QMultiHash<int, int> newIndices;
     QVector<QHash<int, int> > blendshapeIndexMaps;
     QVector<QPair<int, int> > partMaterialTextures;
@@ -278,14 +278,14 @@ public:
  * @property {Vec3[]} translations
  */
 /// A single animation frame extracted from an FBX document.
-class FBXAnimationFrame {
+class HFMAnimationFrame {
 public:
     QVector<glm::quat> rotations;
     QVector<glm::vec3> translations;
 };
 
-/// A light in an FBX document.
-class FBXLight {
+/// A light.
+class HFMLight {
 public:
     QString name;
     Transform transform;
@@ -293,7 +293,7 @@ public:
     float fogValue;
     glm::vec3 color;
 
-    FBXLight() :
+    HFMLight() :
         name(),
         transform(),
         intensity(1.0f),
@@ -302,26 +302,26 @@ public:
     {}
 };
 
-Q_DECLARE_METATYPE(FBXAnimationFrame)
-Q_DECLARE_METATYPE(QVector<FBXAnimationFrame>)
+Q_DECLARE_METATYPE(HFMAnimationFrame)
+Q_DECLARE_METATYPE(QVector<HFMAnimationFrame>)
 
 /// A set of meshes extracted from an FBX document.
-class FBXGeometry {
+class HFMGeometry {
 public:
-    using Pointer = std::shared_ptr<FBXGeometry>;
+    using Pointer = std::shared_ptr<HFMGeometry>;
 
     QString originalURL;
     QString author;
     QString applicationName; ///< the name of the application that generated the model
 
-    QVector<FBXJoint> joints;
+    QVector<HFMJoint> joints;
     QHash<QString, int> jointIndices; ///< 1-based, so as to more easily detect missing indices
     bool hasSkeletonJoints;
 
-    QVector<FBXMesh> meshes;
+    QVector<HFMMesh> meshes;
     QVector<QString> scripts;
 
-    QHash<QString, FBXMaterial> materials;
+    QHash<QString, HFMMaterial> materials;
 
     glm::mat4 offset; // This includes offset, rotation, and scale as specified by the FST file
 
@@ -348,7 +348,7 @@ public:
     Extents bindExtents;
     Extents meshExtents;
 
-    QVector<FBXAnimationFrame> animationFrames;
+    QVector<HFMAnimationFrame> animationFrames;
 
     int getJointIndex(const QString& name) const { return jointIndices.value(name) - 1; }
     QStringList getJointNames() const;
@@ -368,7 +368,7 @@ public:
     QList<QString> blendshapeChannelNames;
 };
 
-Q_DECLARE_METATYPE(FBXGeometry)
-Q_DECLARE_METATYPE(FBXGeometry::Pointer)
+Q_DECLARE_METATYPE(HFMGeometry)
+Q_DECLARE_METATYPE(HFMGeometry::Pointer)
 
 #endif // hifi_FBX_h_
diff --git a/libraries/fbx/src/FBXReader.cpp b/libraries/fbx/src/FBXReader.cpp
index dd766f002c..df6abbfdf2 100644
--- a/libraries/fbx/src/FBXReader.cpp
+++ b/libraries/fbx/src/FBXReader.cpp
@@ -40,19 +40,19 @@
 
 using namespace std;
 
-int FBXGeometryPointerMetaTypeId = qRegisterMetaType<FBXGeometry::Pointer>();
+int HFMGeometryPointerMetaTypeId = qRegisterMetaType<HFMGeometry::Pointer>();
 
-QStringList FBXGeometry::getJointNames() const {
+QStringList HFMGeometry::getJointNames() const {
     QStringList names;
-    foreach (const FBXJoint& joint, joints) {
+    foreach (const HFMJoint& joint, joints) {
         names.append(joint.name);
     }
     return names;
 }
 
-bool FBXGeometry::hasBlendedMeshes() const {
+bool HFMGeometry::hasBlendedMeshes() const {
     if (!meshes.isEmpty()) {
-        foreach (const FBXMesh& mesh, meshes) {
+        foreach (const HFMMesh& mesh, meshes) {
             if (!mesh.blendshapes.isEmpty()) {
                 return true;
             }
@@ -61,7 +61,7 @@ bool FBXGeometry::hasBlendedMeshes() const {
     return false;
 }
 
-Extents FBXGeometry::getUnscaledMeshExtents() const {
+Extents HFMGeometry::getUnscaledMeshExtents() const {
     const Extents& extents = meshExtents;
 
     // even though our caller asked for "unscaled" we need to include any fst scaling, translation, and rotation, which
@@ -74,12 +74,12 @@ Extents FBXGeometry::getUnscaledMeshExtents() const {
 }
 
 // TODO: Move to graphics::Mesh when Sam's ready
-bool FBXGeometry::convexHullContains(const glm::vec3& point) const {
+bool HFMGeometry::convexHullContains(const glm::vec3& point) const {
     if (!getUnscaledMeshExtents().containsPoint(point)) {
         return false;
     }
 
-    auto checkEachPrimitive = [=](FBXMesh& mesh, QVector<int> indices, int primitiveSize) -> bool {
+    auto checkEachPrimitive = [=](HFMMesh& mesh, QVector<int> indices, int primitiveSize) -> bool {
         // Check whether the point is "behind" all the primitives.
         int verticesSize = mesh.vertices.size();
         for (int j = 0;
@@ -124,16 +124,16 @@ bool FBXGeometry::convexHullContains(const glm::vec3& point) const {
     return false;
 }
 
-QString FBXGeometry::getModelNameOfMesh(int meshIndex) const {
+QString HFMGeometry::getModelNameOfMesh(int meshIndex) const {
     if (meshIndicesToModelNames.contains(meshIndex)) {
         return meshIndicesToModelNames.value(meshIndex);
     }
     return QString();
 }
 
-int fbxGeometryMetaTypeId = qRegisterMetaType<FBXGeometry>();
-int fbxAnimationFrameMetaTypeId = qRegisterMetaType<FBXAnimationFrame>();
-int fbxAnimationFrameVectorMetaTypeId = qRegisterMetaType<QVector<FBXAnimationFrame> >();
+int hfmGeometryMetaTypeId = qRegisterMetaType<HFMGeometry>();
+int hfmAnimationFrameMetaTypeId = qRegisterMetaType<HFMAnimationFrame>();
+int hfmAnimationFrameVectorMetaTypeId = qRegisterMetaType<QVector<HFMAnimationFrame> >();
 
 
 glm::vec3 parseVec3(const QString& string) {
@@ -303,7 +303,7 @@ glm::mat4 getGlobalTransform(const QMultiMap<QString, QString>& _connectionParen
 class ExtractedBlendshape {
 public:
     QString id;
-    FBXBlendshape blendshape;
+    HFMBlendshape blendshape;
 };
 
 void printNode(const FBXNode& node, int indentLevel) {
@@ -346,8 +346,8 @@ void appendModelIDs(const QString& parentID, const QMultiMap<QString, QString>&
     }
 }
 
-FBXBlendshape extractBlendshape(const FBXNode& object) {
-    FBXBlendshape blendshape;
+HFMBlendshape extractBlendshape(const FBXNode& object) {
+    HFMBlendshape blendshape;
     foreach (const FBXNode& data, object.children) {
         if (data.name == "Indexes") {
             blendshape.indices = FBXReader::getIntVector(data);
@@ -362,9 +362,9 @@ FBXBlendshape extractBlendshape(const FBXNode& object) {
     return blendshape;
 }
 
-using IndexAccessor = std::function<glm::vec3*(const FBXMesh&, int, int, glm::vec3*, glm::vec3&)>;
+using IndexAccessor = std::function<glm::vec3*(const HFMMesh&, int, int, glm::vec3*, glm::vec3&)>;
 
-static void setTangents(const FBXMesh& mesh, const IndexAccessor& vertexAccessor, int firstIndex, int secondIndex,
+static void setTangents(const HFMMesh& mesh, const IndexAccessor& vertexAccessor, int firstIndex, int secondIndex,
                         const QVector<glm::vec3>& vertices, const QVector<glm::vec3>& normals, QVector<glm::vec3>& tangents) {
     glm::vec3 vertex[2];
     glm::vec3 normal;
@@ -381,14 +381,14 @@ static void setTangents(const FBXMesh& mesh, const IndexAccessor& vertexAccessor
     }
 }
 
-static void createTangents(const FBXMesh& mesh, bool generateFromTexCoords,
+static void createTangents(const HFMMesh& mesh, bool generateFromTexCoords,
                            const QVector<glm::vec3>& vertices, const QVector<glm::vec3>& normals, QVector<glm::vec3>& tangents,
                            IndexAccessor accessor) {
     // if we have a normal map (and texture coordinates), we must compute tangents
     if (generateFromTexCoords && !mesh.texCoords.isEmpty()) {
         tangents.resize(vertices.size());
 
-        foreach(const FBXMeshPart& part, mesh.parts) {
+        foreach(const HFMMeshPart& part, mesh.parts) {
             for (int i = 0; i < part.quadIndices.size(); i += 4) {
                 setTangents(mesh, accessor, part.quadIndices.at(i), part.quadIndices.at(i + 1), vertices, normals, tangents);
                 setTangents(mesh, accessor, part.quadIndices.at(i + 1), part.quadIndices.at(i + 2), vertices, normals, tangents);
@@ -403,27 +403,27 @@ static void createTangents(const FBXMesh& mesh, bool generateFromTexCoords,
                 setTangents(mesh, accessor, part.triangleIndices.at(i + 2), part.triangleIndices.at(i), vertices, normals, tangents);
             }
             if ((part.triangleIndices.size() % 3) != 0) {
-                qCDebug(modelformat) << "Error in extractFBXGeometry part.triangleIndices.size() is not divisible by three ";
+                qCDebug(modelformat) << "Error in extractHFMGeometry part.triangleIndices.size() is not divisible by three ";
             }
         }
     }
 }
 
-static void _createBlendShapeTangents(FBXMesh& mesh, bool generateFromTexCoords, FBXBlendshape& blendShape);
+static void _createBlendShapeTangents(HFMMesh& mesh, bool generateFromTexCoords, HFMBlendshape& blendShape);
 
-void FBXMesh::createBlendShapeTangents(bool generateTangents) {
+void HFMMesh::createBlendShapeTangents(bool generateTangents) {
     for (auto& blendShape : blendshapes) {
         _createBlendShapeTangents(*this, generateTangents, blendShape);
     }
 }
 
-void FBXMesh::createMeshTangents(bool generateFromTexCoords) {
-    FBXMesh& mesh = *this;
+void HFMMesh::createMeshTangents(bool generateFromTexCoords) {
+    HFMMesh& mesh = *this;
     // This is the only workaround I've found to trick the compiler into understanding that mesh.tangents isn't
     // const in the lambda function.
     auto& tangents = mesh.tangents;
     createTangents(mesh, generateFromTexCoords, mesh.vertices, mesh.normals, mesh.tangents, 
-                   [&](const FBXMesh& mesh, int firstIndex, int secondIndex, glm::vec3* outVertices, glm::vec3& outNormal) {
+                   [&](const HFMMesh& mesh, int firstIndex, int secondIndex, glm::vec3* outVertices, glm::vec3& outNormal) {
         outVertices[0] = mesh.vertices[firstIndex];
         outVertices[1] = mesh.vertices[secondIndex];
         outNormal = mesh.normals[firstIndex];
@@ -431,7 +431,7 @@ void FBXMesh::createMeshTangents(bool generateFromTexCoords) {
     });
 }
 
-static void _createBlendShapeTangents(FBXMesh& mesh, bool generateFromTexCoords, FBXBlendshape& blendShape) {
+static void _createBlendShapeTangents(HFMMesh& mesh, bool generateFromTexCoords, HFMBlendshape& blendShape) {
     // Create lookup to get index in blend shape from vertex index in mesh
     std::vector<int> reverseIndices;
     reverseIndices.resize(mesh.vertices.size());
@@ -443,7 +443,7 @@ static void _createBlendShapeTangents(FBXMesh& mesh, bool generateFromTexCoords,
     }
 
     createTangents(mesh, generateFromTexCoords, blendShape.vertices, blendShape.normals, blendShape.tangents,
-                   [&](const FBXMesh& mesh, int firstIndex, int secondIndex, glm::vec3* outVertices, glm::vec3& outNormal) {
+                   [&](const HFMMesh& mesh, int firstIndex, int secondIndex, glm::vec3* outVertices, glm::vec3& outNormal) {
         const auto index1 = reverseIndices[firstIndex];
         const auto index2 = reverseIndices[secondIndex];
 
@@ -481,7 +481,7 @@ void addBlendshapes(const ExtractedBlendshape& extracted, const QList<WeightedIn
     foreach (const WeightedIndex& index, indices) {
         extractedMesh.mesh.blendshapes.resize(max(extractedMesh.mesh.blendshapes.size(), index.first + 1));
         extractedMesh.blendshapeIndexMaps.resize(extractedMesh.mesh.blendshapes.size());
-        FBXBlendshape& blendshape = extractedMesh.mesh.blendshapes[index.first];
+        HFMBlendshape& blendshape = extractedMesh.mesh.blendshapes[index.first];
         QHash<int, int>& blendshapeIndexMap = extractedMesh.blendshapeIndexMaps[index.first];
         for (int i = 0; i < extracted.blendshape.indices.size(); i++) {
             int oldIndex = extracted.blendshape.indices.at(i);
@@ -539,7 +539,7 @@ public:
     QVector<float> values;
 };
 
-bool checkMaterialsHaveTextures(const QHash<QString, FBXMaterial>& materials,
+bool checkMaterialsHaveTextures(const QHash<QString, HFMMaterial>& materials,
         const QHash<QString, QByteArray>& textureFilenames, const QMultiMap<QString, QString>& _connectionChildMap) {
     foreach (const QString& materialID, materials.keys()) {
         foreach (const QString& childID, _connectionChildMap.values(materialID)) {
@@ -569,8 +569,8 @@ int matchTextureUVSetToAttributeChannel(const QString& texUVSetName, const QHash
 }
 
 
-FBXLight extractLight(const FBXNode& object) {
-    FBXLight light;
+HFMLight extractLight(const FBXNode& object) {
+    HFMLight light;
     foreach (const FBXNode& subobject, object.children) {
         QString childname = QString(subobject.name);
         if (subobject.name == "Properties70") {
@@ -615,7 +615,7 @@ QByteArray fileOnUrl(const QByteArray& filepath, const QString& url) {
     return filepath.mid(filepath.lastIndexOf('/') + 1);
 }
 
-FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QString& url) {
+HFMGeometry* FBXReader::extractHFMGeometry(const QVariantHash& mapping, const QString& url) {
     const FBXNode& node = _rootNode;
     QMap<QString, ExtractedMesh> meshes;
     QHash<QString, QString> modelIDsToNames;
@@ -636,7 +636,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
     QHash<QString, QString> yComponents;
     QHash<QString, QString> zComponents;
 
-    std::map<QString, FBXLight> lights;
+    std::map<QString, HFMLight> lights;
 
     QVariantHash joints = mapping.value("joint").toHash();
     QString jointEyeLeftName = processID(getString(joints.value("jointEyeLeft", "jointEyeLeft")));
@@ -689,8 +689,8 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
 #if defined(DEBUG_FBXREADER)
     int unknown = 0;
 #endif
-    FBXGeometry* geometryPtr = new FBXGeometry;
-    FBXGeometry& geometry = *geometryPtr;
+    HFMGeometry* geometryPtr = new HFMGeometry;
+    HFMGeometry& geometry = *geometryPtr;
 
     geometry.originalURL = url;
 
@@ -944,7 +944,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
                                         lightprop = vprop.toString();
                                     }
 
-                                    FBXLight light = extractLight(object);
+                                    HFMLight light = extractLight(object);
                                 }
                             }
                         } else {
@@ -1102,7 +1102,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
                         _textureContent.insert(filepath, content);
                     }
                 } else if (object.name == "Material") {
-                    FBXMaterial material;
+                    HFMMaterial material;
                     material.name = (object.properties.at(1).toString());
                     foreach (const FBXNode& subobject, object.children) {
                         bool properties = false;
@@ -1255,7 +1255,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
 #endif
                     }
                     material.materialID = getID(object.properties);
-                    _fbxMaterials.insert(material.materialID, material);
+                    _hfmMaterials.insert(material.materialID, material);
 
 
                 } else if (object.name == "NodeAttribute") {
@@ -1276,7 +1276,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
 
                     if (!attributetype.isEmpty()) {
                         if (attributetype == "Light") {
-                            FBXLight light = extractLight(object);
+                            HFMLight light = extractLight(object);
                             lights[attribID] = light;
                         }
                     }
@@ -1345,7 +1345,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
                         QString parentID = getID(connection.properties, 2);
                         ooChildToParent.insert(childID, parentID);
                         if (!hifiGlobalNodeID.isEmpty() && (parentID == hifiGlobalNodeID)) {
-                            std::map< QString, FBXLight >::iterator lightIt = lights.find(childID);
+                            std::map< QString, HFMLight >::iterator lightIt = lights.find(childID);
                             if (lightIt != lights.end()) {
                                 _lightmapLevel = (*lightIt).second.intensity;
                                 if (_lightmapLevel <= 0.0f) {
@@ -1504,7 +1504,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
         frameCount = qMax(frameCount, curve.values.size());
     }
     for (int i = 0; i < frameCount; i++) {
-        FBXAnimationFrame frame;
+        HFMAnimationFrame frame;
         frame.rotations.resize(modelIDs.size());
         frame.translations.resize(modelIDs.size());
         geometry.animationFrames.append(frame);
@@ -1515,7 +1515,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
     geometry.hasSkeletonJoints = false;
     foreach (const QString& modelID, modelIDs) {
         const FBXModel& model = models[modelID];
-        FBXJoint joint;
+        HFMJoint joint;
         joint.isFree = freeJoints.contains(model.name);
         joint.parentIndex = model.parentIndex;
 
@@ -1553,7 +1553,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
             joint.distanceToParent = 0.0f;
 
         } else {
-            const FBXJoint& parentJoint = geometry.joints.at(joint.parentIndex);
+            const HFMJoint& parentJoint = geometry.joints.at(joint.parentIndex);
             joint.transform = parentJoint.transform * glm::translate(joint.translation) *
                 joint.preTransform * glm::mat4_cast(combinedRotation) * joint.postTransform;
             joint.inverseDefaultRotation = glm::inverse(combinedRotation) * parentJoint.inverseDefaultRotation;
@@ -1631,7 +1631,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
     geometry.meshExtents.reset();
 
     // Create the Material Library
-    consolidateFBXMaterials(mapping);
+    consolidateHFMMaterials(mapping);
 
     // We can't allow the scaling of a given image to different sizes, because the hash used for the KTX cache is based on the original image
     // Allowing scaling of the same image to different sizes would cause different KTX files to target the same cache key
@@ -1643,7 +1643,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
     //   33 - 128 textures --> 512
     // etc...
     QSet<QString> uniqueTextures;
-    for (auto& material : _fbxMaterials) {
+    for (auto& material : _hfmMaterials) {
         material.getTextureNames(uniqueTextures);
     }
     int numTextures = uniqueTextures.size();
@@ -1659,15 +1659,15 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
         } while (numTextureThreshold < numTextures && maxWidth > MIN_MIP_TEXTURE_WIDTH);
 
         qCDebug(modelformat) << "Capped square texture width =" << maxWidth << "for model" << url << "with" << numTextures << "textures";
-        for (auto& material : _fbxMaterials) {
+        for (auto& material : _hfmMaterials) {
             material.setMaxNumPixelsPerTexture(maxWidth * maxWidth);
         }
     }
 #endif
-    geometry.materials = _fbxMaterials;
+    geometry.materials = _hfmMaterials;
 
     // see if any materials have texture children
-    bool materialsHaveTextures = checkMaterialsHaveTextures(_fbxMaterials, _textureFilenames, _connectionChildMap);
+    bool materialsHaveTextures = checkMaterialsHaveTextures(_hfmMaterials, _textureFilenames, _connectionChildMap);
 
     for (QMap<QString, ExtractedMesh>::iterator it = meshes.begin(); it != meshes.end(); it++) {
         ExtractedMesh& extracted = it.value();
@@ -1698,13 +1698,13 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
         for (int i = children.size() - 1; i >= 0; i--) {
 
             const QString& childID = children.at(i);
-            if (_fbxMaterials.contains(childID)) {
+            if (_hfmMaterials.contains(childID)) {
                 // the pure material associated with this part
-                FBXMaterial material = _fbxMaterials.value(childID);
+                HFMMaterial material = _hfmMaterials.value(childID);
 
                 for (int j = 0; j < extracted.partMaterialTextures.size(); j++) {
                     if (extracted.partMaterialTextures.at(j).first == materialIndex) {
-                        FBXMeshPart& part = extracted.mesh.parts[j];
+                        HFMMeshPart& part = extracted.mesh.parts[j];
                         part.materialID = material.materialID;
                         generateTangents |= material.needTangentSpace();
                     }
@@ -1713,7 +1713,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
                 materialIndex++;
 
             } else if (_textureFilenames.contains(childID)) {
-                FBXTexture texture = getTexture(childID);
+                HFMTexture texture = getTexture(childID);
                 for (int j = 0; j < extracted.partMaterialTextures.size(); j++) {
                     int partTexture = extracted.partMaterialTextures.at(j).second;
                     if (partTexture == textureIndex && !(partTexture == 0 && materialsHaveTextures)) {
@@ -1736,34 +1736,34 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
                 if (!clusters.contains(clusterID)) {
                     continue;
                 }
-                FBXCluster fbxCluster;
+                HFMCluster hfmCluster;
                 const Cluster& cluster = clusters[clusterID];
                 clusterIDs.append(clusterID);
 
                 // see http://stackoverflow.com/questions/13566608/loading-skinning-information-from-fbx for a discussion
                 // of skinning information in FBX
                 QString jointID = _connectionChildMap.value(clusterID);
-                fbxCluster.jointIndex = modelIDs.indexOf(jointID);
-                if (fbxCluster.jointIndex == -1) {
+                hfmCluster.jointIndex = modelIDs.indexOf(jointID);
+                if (hfmCluster.jointIndex == -1) {
                     qCDebug(modelformat) << "Joint not in model list: " << jointID;
-                    fbxCluster.jointIndex = 0;
+                    hfmCluster.jointIndex = 0;
                 }
 
-                fbxCluster.inverseBindMatrix = glm::inverse(cluster.transformLink) * modelTransform;
+                hfmCluster.inverseBindMatrix = glm::inverse(cluster.transformLink) * modelTransform;
 
                 // slam bottom row to (0, 0, 0, 1), we KNOW this is not a perspective matrix and
                 // sometimes floating point fuzz can be introduced after the inverse.
-                fbxCluster.inverseBindMatrix[0][3] = 0.0f;
-                fbxCluster.inverseBindMatrix[1][3] = 0.0f;
-                fbxCluster.inverseBindMatrix[2][3] = 0.0f;
-                fbxCluster.inverseBindMatrix[3][3] = 1.0f;
+                hfmCluster.inverseBindMatrix[0][3] = 0.0f;
+                hfmCluster.inverseBindMatrix[1][3] = 0.0f;
+                hfmCluster.inverseBindMatrix[2][3] = 0.0f;
+                hfmCluster.inverseBindMatrix[3][3] = 1.0f;
 
-                fbxCluster.inverseBindTransform = Transform(fbxCluster.inverseBindMatrix);
+                hfmCluster.inverseBindTransform = Transform(hfmCluster.inverseBindMatrix);
 
-                extracted.mesh.clusters.append(fbxCluster);
+                extracted.mesh.clusters.append(hfmCluster);
 
                 // override the bind rotation with the transform link
-                FBXJoint& joint = geometry.joints[fbxCluster.jointIndex];
+                HFMJoint& joint = geometry.joints[hfmCluster.jointIndex];
                 joint.inverseBindRotation = glm::inverse(extractRotation(cluster.transformLink));
                 joint.bindTransform = cluster.transformLink;
                 joint.bindTransformFoundInCluster = true;
@@ -1776,7 +1776,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
 
         // if we don't have a skinned joint, parent to the model itself
         if (extracted.mesh.clusters.isEmpty()) {
-            FBXCluster cluster;
+            HFMCluster cluster;
             cluster.jointIndex = modelIDs.indexOf(modelID);
             if (cluster.jointIndex == -1) {
                 qCDebug(modelformat) << "Model not in model list: " << modelID;
@@ -1786,7 +1786,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
         }
 
         // whether we're skinned depends on how many clusters are attached
-        const FBXCluster& firstFBXCluster = extracted.mesh.clusters.at(0);
+        const HFMCluster& firstHFMCluster = extracted.mesh.clusters.at(0);
         glm::mat4 inverseModelTransform = glm::inverse(modelTransform);
         if (clusterIDs.size() > 1) {
             // this is a multi-mesh joint
@@ -1799,9 +1799,9 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
             for (int i = 0; i < clusterIDs.size(); i++) {
                 QString clusterID = clusterIDs.at(i);
                 const Cluster& cluster = clusters[clusterID];
-                const FBXCluster& fbxCluster = extracted.mesh.clusters.at(i);
-                int jointIndex = fbxCluster.jointIndex;
-                FBXJoint& joint = geometry.joints[jointIndex];
+                const HFMCluster& hfmCluster = extracted.mesh.clusters.at(i);
+                int jointIndex = hfmCluster.jointIndex;
+                HFMJoint& joint = geometry.joints[jointIndex];
                 glm::mat4 transformJointToMesh = inverseModelTransform * joint.bindTransform;
                 glm::vec3 boneEnd = extractTranslation(transformJointToMesh);
                 glm::vec3 boneBegin = boneEnd;
@@ -1881,8 +1881,8 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
             }
         } else {
             // this is a single-mesh joint
-            int jointIndex = firstFBXCluster.jointIndex;
-            FBXJoint& joint = geometry.joints[jointIndex];
+            int jointIndex = firstHFMCluster.jointIndex;
+            HFMJoint& joint = geometry.joints[jointIndex];
 
             // transform cluster vertices to joint-frame and save for later
             glm::mat4 meshToJoint = glm::inverse(joint.bindTransform) * modelTransform;
@@ -1924,7 +1924,7 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
 
     // now that all joints have been scanned compute a k-Dop bounding volume of mesh
     for (int i = 0; i < geometry.joints.size(); ++i) {
-        FBXJoint& joint = geometry.joints[i];
+        HFMJoint& joint = geometry.joints[i];
 
         // NOTE: points are in joint-frame
         ShapeVertices& points = shapeVertices.at(i);
@@ -1994,13 +1994,13 @@ FBXGeometry* FBXReader::extractFBXGeometry(const QVariantHash& mapping, const QS
     return geometryPtr;
 }
 
-FBXGeometry* readFBX(const QByteArray& model, const QVariantHash& mapping, const QString& url, bool loadLightmaps, float lightmapLevel) {
+HFMGeometry* readFBX(const QByteArray& model, const QVariantHash& mapping, const QString& url, bool loadLightmaps, float lightmapLevel) {
     QBuffer buffer(const_cast<QByteArray*>(&model));
     buffer.open(QIODevice::ReadOnly);
     return readFBX(&buffer, mapping, url, loadLightmaps, lightmapLevel);
 }
 
-FBXGeometry* readFBX(QIODevice* device, const QVariantHash& mapping, const QString& url, bool loadLightmaps, float lightmapLevel) {
+HFMGeometry* readFBX(QIODevice* device, const QVariantHash& mapping, const QString& url, bool loadLightmaps, float lightmapLevel) {
     FBXReader reader;
     reader._rootNode = FBXReader::parseFBX(device);
     reader._loadLightmaps = loadLightmaps;
@@ -2008,5 +2008,5 @@ FBXGeometry* readFBX(QIODevice* device, const QVariantHash& mapping, const QStri
 
     qCDebug(modelformat) << "Reading FBX: " << url;
 
-    return reader.extractFBXGeometry(mapping, url);
+    return reader.extractHFMGeometry(mapping, url);
 }
diff --git a/libraries/fbx/src/FBXReader.h b/libraries/fbx/src/FBXReader.h
index c391ea6647..f95ba7fe73 100644
--- a/libraries/fbx/src/FBXReader.h
+++ b/libraries/fbx/src/FBXReader.h
@@ -36,11 +36,11 @@ class FBXNode;
 
 /// Reads FBX geometry from the supplied model and mapping data.
 /// \exception QString if an error occurs in parsing
-FBXGeometry* readFBX(const QByteArray& model, const QVariantHash& mapping, const QString& url = "", bool loadLightmaps = true, float lightmapLevel = 1.0f);
+HFMGeometry* readFBX(const QByteArray& model, const QVariantHash& mapping, const QString& url = "", bool loadLightmaps = true, float lightmapLevel = 1.0f);
 
 /// Reads FBX geometry from the supplied model and mapping data.
 /// \exception QString if an error occurs in parsing
-FBXGeometry* readFBX(QIODevice* device, const QVariantHash& mapping, const QString& url = "", bool loadLightmaps = true, float lightmapLevel = 1.0f);
+HFMGeometry* readFBX(QIODevice* device, const QVariantHash& mapping, const QString& url = "", bool loadLightmaps = true, float lightmapLevel = 1.0f);
 
 class TextureParam {
 public:
@@ -103,20 +103,20 @@ class ExtractedMesh;
 
 class FBXReader {
 public:
-    FBXGeometry* _fbxGeometry;
+    HFMGeometry* _hfmGeometry;
 
     FBXNode _rootNode;
     static FBXNode parseFBX(QIODevice* device);
 
-    FBXGeometry* extractFBXGeometry(const QVariantHash& mapping, const QString& url);
+    HFMGeometry* extractHFMGeometry(const QVariantHash& mapping, const QString& url);
 
     static ExtractedMesh extractMesh(const FBXNode& object, unsigned int& meshIndex, bool deduplicate = true);
     QHash<QString, ExtractedMesh> meshes;
-    static void buildModelMesh(FBXMesh& extractedMesh, const QString& url);
+    static void buildModelMesh(HFMMesh& extractedMesh, const QString& url);
 
     static glm::vec3 normalizeDirForPacking(const glm::vec3& dir);
 
-    FBXTexture getTexture(const QString& textureID);
+    HFMTexture getTexture(const QString& textureID);
 
     QHash<QString, QString> _textureNames;
     // Hashes the original RelativeFilename of textures
@@ -142,9 +142,9 @@ public:
     QHash<QString, QString> ambientFactorTextures;
     QHash<QString, QString> occlusionTextures;
 
-    QHash<QString, FBXMaterial> _fbxMaterials;
+    QHash<QString, HFMMaterial> _hfmMaterials;
 
-    void consolidateFBXMaterials(const QVariantHash& mapping);
+    void consolidateHFMMaterials(const QVariantHash& mapping);
 
     bool _loadLightmaps = true;
     float _lightmapOffset = 0.0f;
diff --git a/libraries/fbx/src/FBXReader_Material.cpp b/libraries/fbx/src/FBXReader_Material.cpp
index d5902962e5..ff1de30b97 100644
--- a/libraries/fbx/src/FBXReader_Material.cpp
+++ b/libraries/fbx/src/FBXReader_Material.cpp
@@ -27,7 +27,7 @@
 
 #include "ModelFormatLogging.h"
 
-void FBXMaterial::getTextureNames(QSet<QString>& textureList) const {
+void HFMMaterial::getTextureNames(QSet<QString>& textureList) const {
     if (!normalTexture.isNull()) {
         textureList.insert(normalTexture.name);
     }
@@ -63,7 +63,7 @@ void FBXMaterial::getTextureNames(QSet<QString>& textureList) const {
     }
 }
 
-void FBXMaterial::setMaxNumPixelsPerTexture(int maxNumPixels) {
+void HFMMaterial::setMaxNumPixelsPerTexture(int maxNumPixels) {
     normalTexture.maxNumPixels = maxNumPixels;
     albedoTexture.maxNumPixels = maxNumPixels;
     opacityTexture.maxNumPixels = maxNumPixels;
@@ -77,12 +77,12 @@ void FBXMaterial::setMaxNumPixelsPerTexture(int maxNumPixels) {
     lightmapTexture.maxNumPixels = maxNumPixels;
 }
 
-bool FBXMaterial::needTangentSpace() const {
+bool HFMMaterial::needTangentSpace() const {
     return !normalTexture.isNull();
 }
 
-FBXTexture FBXReader::getTexture(const QString& textureID) {
-    FBXTexture texture;
+HFMTexture FBXReader::getTexture(const QString& textureID) {
+    HFMTexture texture;
     const QByteArray& filepath = _textureFilepaths.value(textureID);
     texture.content = _textureContent.value(filepath);
 
@@ -123,7 +123,7 @@ FBXTexture FBXReader::getTexture(const QString& textureID) {
     return texture;
 }
 
-void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
+void FBXReader::consolidateHFMMaterials(const QVariantHash& mapping) {
 
     QString materialMapString = mapping.value("materialMap").toString();
     QJsonDocument materialMapDocument = QJsonDocument::fromJson(materialMapString.toUtf8());
@@ -133,16 +133,16 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             qCDebug(modelformat) << "fbx Material Map found but did not produce valid JSON:" << materialMapString;
         }
     }
-    for (QHash<QString, FBXMaterial>::iterator it = _fbxMaterials.begin(); it != _fbxMaterials.end(); it++) {
-        FBXMaterial& material = (*it);
+    for (QHash<QString, HFMMaterial>::iterator it = _hfmMaterials.begin(); it != _hfmMaterials.end(); it++) {
+        HFMMaterial& material = (*it);
 
         // Maya is the exporting the shading model and we are trying to use it
         bool isMaterialLambert = (material.shadingModel.toLower() == "lambert");
 
         // the pure material associated with this part
         bool detectDifferentUVs = false;
-        FBXTexture diffuseTexture;
-        FBXTexture diffuseFactorTexture;
+        HFMTexture diffuseTexture;
+        HFMTexture diffuseFactorTexture;
         QString diffuseTextureID = diffuseTextures.value(material.materialID);
         QString diffuseFactorTextureID = diffuseFactorTextures.value(material.materialID);
 
@@ -169,7 +169,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             detectDifferentUVs = (diffuseTexture.texcoordSet != 0) || (!diffuseTexture.transform.isIdentity());
         }
 
-        FBXTexture transparentTexture;
+        HFMTexture transparentTexture;
         QString transparentTextureID = transparentTextures.value(material.materialID);
         // If PBS Material, systematically bind the albedo texture as transparency texture and check for the alpha channel
         if (material.isPBSMaterial) {
@@ -181,7 +181,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             detectDifferentUVs |= (transparentTexture.texcoordSet != 0) || (!transparentTexture.transform.isIdentity());
         }
 
-        FBXTexture normalTexture;
+        HFMTexture normalTexture;
         QString bumpTextureID = bumpTextures.value(material.materialID);
         QString normalTextureID = normalTextures.value(material.materialID);
         if (!normalTextureID.isNull()) {
@@ -198,7 +198,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             detectDifferentUVs |= (normalTexture.texcoordSet != 0) || (!normalTexture.transform.isIdentity());
         }
 
-        FBXTexture specularTexture;
+        HFMTexture specularTexture;
         QString specularTextureID = specularTextures.value(material.materialID);
         if (!specularTextureID.isNull()) {
             specularTexture = getTexture(specularTextureID);
@@ -206,7 +206,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             material.specularTexture = specularTexture;
         }
 
-        FBXTexture metallicTexture;
+        HFMTexture metallicTexture;
         QString metallicTextureID = metallicTextures.value(material.materialID);
         if (!metallicTextureID.isNull()) {
             metallicTexture = getTexture(metallicTextureID);
@@ -214,7 +214,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             material.metallicTexture = metallicTexture;
         }
 
-        FBXTexture roughnessTexture;
+        HFMTexture roughnessTexture;
         QString roughnessTextureID = roughnessTextures.value(material.materialID);
         if (!roughnessTextureID.isNull()) {
             roughnessTexture = getTexture(roughnessTextureID);
@@ -222,7 +222,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             detectDifferentUVs |= (roughnessTexture.texcoordSet != 0) || (!roughnessTexture.transform.isIdentity());
         }
 
-        FBXTexture shininessTexture;
+        HFMTexture shininessTexture;
         QString shininessTextureID = shininessTextures.value(material.materialID);
         if (!shininessTextureID.isNull()) {
             shininessTexture = getTexture(shininessTextureID);
@@ -230,7 +230,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             detectDifferentUVs |= (shininessTexture.texcoordSet != 0) || (!shininessTexture.transform.isIdentity());
         }
 
-        FBXTexture emissiveTexture;
+        HFMTexture emissiveTexture;
         QString emissiveTextureID = emissiveTextures.value(material.materialID);
         if (!emissiveTextureID.isNull()) {
             emissiveTexture = getTexture(emissiveTextureID);
@@ -245,7 +245,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
             }
         }
 
-        FBXTexture occlusionTexture;
+        HFMTexture occlusionTexture;
         QString occlusionTextureID = occlusionTextures.value(material.materialID);
         if (occlusionTextureID.isNull()) {
             // 2nd chance
@@ -265,7 +265,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
         lightmapParams.x = _lightmapOffset;
         lightmapParams.y = _lightmapLevel;
 
-        FBXTexture ambientTexture;
+        HFMTexture ambientTexture;
         QString ambientTextureID = ambientTextures.value(material.materialID);
         if (ambientTextureID.isNull()) {
             // 2nd chance
@@ -326,7 +326,7 @@ void FBXReader::consolidateFBXMaterials(const QVariantHash& mapping) {
 
             if (materialOptions.contains("scatteringMap")) {
                 QByteArray scatteringMap = materialOptions.value("scatteringMap").toVariant().toByteArray();
-                material.scatteringTexture = FBXTexture();
+                material.scatteringTexture = HFMTexture();
                 material.scatteringTexture.name = material.name + ".scatteringMap";
                 material.scatteringTexture.filename = scatteringMap;
             }
diff --git a/libraries/fbx/src/FBXReader_Mesh.cpp b/libraries/fbx/src/FBXReader_Mesh.cpp
index c9b004c3a8..e098aff99a 100644
--- a/libraries/fbx/src/FBXReader_Mesh.cpp
+++ b/libraries/fbx/src/FBXReader_Mesh.cpp
@@ -42,9 +42,9 @@
 
 using vec2h = glm::tvec2<glm::detail::hdata>;
 
-#define FBX_PACK_COLORS 1
+#define HFM_PACK_COLORS 1
 
-#if FBX_PACK_COLORS
+#if HFM_PACK_COLORS
 using ColorType = glm::uint32;
 #define FBX_COLOR_ELEMENT gpu::Element::COLOR_RGBA_32
 #else
@@ -469,7 +469,7 @@ ExtractedMesh FBXReader::extractMesh(const FBXNode& object, unsigned int& meshIn
 
                 QPair<int, int> materialTexture(materialID, 0);
 
-                // grab or setup the FBXMeshPart for the part this face belongs to
+                // grab or setup the HFMMeshPart for the part this face belongs to
                 int& partIndexPlusOne = materialTextureParts[materialTexture];
                 if (partIndexPlusOne == 0) {
                     data.extracted.partMaterialTextures.append(materialTexture);
@@ -478,7 +478,7 @@ ExtractedMesh FBXReader::extractMesh(const FBXNode& object, unsigned int& meshIn
                 }
 
                 // give the mesh part this index
-                FBXMeshPart& part = data.extracted.mesh.parts[partIndexPlusOne - 1];
+                HFMMeshPart& part = data.extracted.mesh.parts[partIndexPlusOne - 1];
                 part.triangleIndices.append(firstCorner.value());
                 part.triangleIndices.append(dracoFace[1].value());
                 part.triangleIndices.append(dracoFace[2].value());
@@ -511,7 +511,7 @@ ExtractedMesh FBXReader::extractMesh(const FBXNode& object, unsigned int& meshIn
                 data.extracted.mesh.parts.resize(data.extracted.mesh.parts.size() + 1);
                 partIndex = data.extracted.mesh.parts.size();
             }
-            FBXMeshPart& part = data.extracted.mesh.parts[partIndex - 1];
+            HFMMeshPart& part = data.extracted.mesh.parts[partIndex - 1];
 
             if (endIndex - beginIndex == 4) {
                 appendIndex(data, part.quadIndices, beginIndex++, deduplicate);
@@ -565,9 +565,9 @@ glm::vec3 FBXReader::normalizeDirForPacking(const glm::vec3& dir) {
     return dir;
 }
 
-void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
+void FBXReader::buildModelMesh(HFMMesh& extractedMesh, const QString& url) {
     unsigned int totalSourceIndices = 0;
-    foreach(const FBXMeshPart& part, extractedMesh.parts) {
+    foreach(const HFMMeshPart& part, extractedMesh.parts) {
         totalSourceIndices += (part.quadTrianglesIndices.size() + part.triangleIndices.size());
     }
 
@@ -583,17 +583,17 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
         return;
     }
 
-    FBXMesh& fbxMesh = extractedMesh;
+    HFMMesh& hfmMesh = extractedMesh;
     graphics::MeshPointer mesh(new graphics::Mesh());
     int numVerts = extractedMesh.vertices.size();
 
-    if (!fbxMesh.normals.empty() && fbxMesh.tangents.empty()) {
+    if (!hfmMesh.normals.empty() && hfmMesh.tangents.empty()) {
         // Fill with a dummy value to force tangents to be present if there are normals
-        fbxMesh.tangents.reserve(fbxMesh.normals.size());
-        std::fill_n(std::back_inserter(fbxMesh.tangents), fbxMesh.normals.size(), Vectors::UNIT_X);
+        hfmMesh.tangents.reserve(hfmMesh.normals.size());
+        std::fill_n(std::back_inserter(hfmMesh.tangents), hfmMesh.normals.size(), Vectors::UNIT_X);
     }
     // Same thing with blend shapes
-    for (auto& blendShape : fbxMesh.blendshapes) {
+    for (auto& blendShape : hfmMesh.blendshapes) {
         if (!blendShape.normals.empty() && blendShape.tangents.empty()) {
             // Fill with a dummy value to force tangents to be present if there are normals
             blendShape.tangents.reserve(blendShape.normals.size());
@@ -609,8 +609,8 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
 
     // Normal and tangent are always there together packed in normalized xyz32bits word (times 2)
     const auto normalElement = FBX_NORMAL_ELEMENT;
-    const int normalsSize = fbxMesh.normals.size() * normalElement.getSize();
-    const int tangentsSize = fbxMesh.tangents.size() * normalElement.getSize();
+    const int normalsSize = hfmMesh.normals.size() * normalElement.getSize();
+    const int tangentsSize = hfmMesh.tangents.size() * normalElement.getSize();
     // If there are normals then there should be tangents
     assert(normalsSize <= tangentsSize);
     if (tangentsSize > normalsSize) {
@@ -620,22 +620,22 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
 
     // Color attrib
     const auto colorElement = FBX_COLOR_ELEMENT;
-    const int colorsSize = fbxMesh.colors.size() * colorElement.getSize();
+    const int colorsSize = hfmMesh.colors.size() * colorElement.getSize();
    
     // Texture coordinates are stored in 2 half floats
     const auto texCoordsElement = gpu::Element(gpu::VEC2, gpu::HALF, gpu::UV);
-    const int texCoordsSize = fbxMesh.texCoords.size() * texCoordsElement.getSize();
-    const int texCoords1Size = fbxMesh.texCoords1.size() * texCoordsElement.getSize();
+    const int texCoordsSize = hfmMesh.texCoords.size() * texCoordsElement.getSize();
+    const int texCoords1Size = hfmMesh.texCoords1.size() * texCoordsElement.getSize();
 
     // Support for 4 skinning clusters:
     // 4 Indices are uint8 ideally, uint16 if more than 256.
-    const auto clusterIndiceElement = (fbxMesh.clusters.size() < UINT8_MAX ? gpu::Element(gpu::VEC4, gpu::UINT8, gpu::XYZW) : gpu::Element(gpu::VEC4, gpu::UINT16, gpu::XYZW));
+    const auto clusterIndiceElement = (hfmMesh.clusters.size() < UINT8_MAX ? gpu::Element(gpu::VEC4, gpu::UINT8, gpu::XYZW) : gpu::Element(gpu::VEC4, gpu::UINT16, gpu::XYZW));
     // 4 Weights are normalized 16bits
     const auto clusterWeightElement = gpu::Element(gpu::VEC4, gpu::NUINT16, gpu::XYZW);
 
     // Cluster indices and weights must be the same sizes
     const int NUM_CLUSTERS_PER_VERT = 4;
-    const int numVertClusters = (fbxMesh.clusterIndices.size() == fbxMesh.clusterWeights.size() ? fbxMesh.clusterIndices.size() / NUM_CLUSTERS_PER_VERT : 0);
+    const int numVertClusters = (hfmMesh.clusterIndices.size() == hfmMesh.clusterWeights.size() ? hfmMesh.clusterIndices.size() / NUM_CLUSTERS_PER_VERT : 0);
     const int clusterIndicesSize = numVertClusters * clusterIndiceElement.getSize();
     const int clusterWeightsSize = numVertClusters * clusterWeightElement.getSize();
 
@@ -660,9 +660,9 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
     if (normalsSize > 0) {
         std::vector<NormalType> normalsAndTangents;
 
-        normalsAndTangents.reserve(fbxMesh.normals.size() + fbxMesh.tangents.size());
-        for (auto normalIt = fbxMesh.normals.constBegin(), tangentIt = fbxMesh.tangents.constBegin();
-            normalIt != fbxMesh.normals.constEnd();
+        normalsAndTangents.reserve(hfmMesh.normals.size() + hfmMesh.tangents.size());
+        for (auto normalIt = hfmMesh.normals.constBegin(), tangentIt = hfmMesh.tangents.constBegin();
+            normalIt != hfmMesh.normals.constEnd();
             ++normalIt, ++tangentIt) {
 #if FBX_PACK_NORMALS
             const auto normal = normalizeDirForPacking(*normalIt);
@@ -681,24 +681,24 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
 
     // Pack colors
     if (colorsSize > 0) {
-#if FBX_PACK_COLORS
+#if HFM_PACK_COLORS
         std::vector<ColorType> colors;
 
-        colors.reserve(fbxMesh.colors.size());
-        for (const auto& color : fbxMesh.colors) {
+        colors.reserve(hfmMesh.colors.size());
+        for (const auto& color : hfmMesh.colors) {
             colors.push_back(glm::packUnorm4x8(glm::vec4(color, 1.0f)));
         }
         vertBuffer->setSubData(colorsOffset, colorsSize, (const gpu::Byte*) colors.data());
 #else
-        vertBuffer->setSubData(colorsOffset, colorsSize, (const gpu::Byte*) fbxMesh.colors.constData());
+        vertBuffer->setSubData(colorsOffset, colorsSize, (const gpu::Byte*) hfmMesh.colors.constData());
 #endif
     }
 
     // Pack Texcoords 0 and 1 (if exists)
     if (texCoordsSize > 0) {
         QVector<vec2h> texCoordData;
-        texCoordData.reserve(fbxMesh.texCoords.size());
-        for (auto& texCoordVec2f : fbxMesh.texCoords) {
+        texCoordData.reserve(hfmMesh.texCoords.size());
+        for (auto& texCoordVec2f : hfmMesh.texCoords) {
             vec2h texCoordVec2h;
 
             texCoordVec2h.x = glm::detail::toFloat16(texCoordVec2f.x);
@@ -709,8 +709,8 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
     }
     if (texCoords1Size > 0) {
         QVector<vec2h> texCoordData;
-        texCoordData.reserve(fbxMesh.texCoords1.size());
-        for (auto& texCoordVec2f : fbxMesh.texCoords1) {
+        texCoordData.reserve(hfmMesh.texCoords1.size());
+        for (auto& texCoordVec2f : hfmMesh.texCoords1) {
             vec2h texCoordVec2h;
 
             texCoordVec2h.x = glm::detail::toFloat16(texCoordVec2f.x);
@@ -722,22 +722,22 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
 
     // Clusters data
     if (clusterIndicesSize > 0) {
-        if (fbxMesh.clusters.size() < UINT8_MAX) {
+        if (hfmMesh.clusters.size() < UINT8_MAX) {
             // yay! we can fit the clusterIndices within 8-bits
-            int32_t numIndices = fbxMesh.clusterIndices.size();
+            int32_t numIndices = hfmMesh.clusterIndices.size();
             QVector<uint8_t> clusterIndices;
             clusterIndices.resize(numIndices);
             for (int32_t i = 0; i < numIndices; ++i) {
-                assert(fbxMesh.clusterIndices[i] <= UINT8_MAX);
-                clusterIndices[i] = (uint8_t)(fbxMesh.clusterIndices[i]);
+                assert(hfmMesh.clusterIndices[i] <= UINT8_MAX);
+                clusterIndices[i] = (uint8_t)(hfmMesh.clusterIndices[i]);
             }
             vertBuffer->setSubData(clusterIndicesOffset, clusterIndicesSize, (const gpu::Byte*) clusterIndices.constData());
         } else {
-            vertBuffer->setSubData(clusterIndicesOffset, clusterIndicesSize, (const gpu::Byte*) fbxMesh.clusterIndices.constData());
+            vertBuffer->setSubData(clusterIndicesOffset, clusterIndicesSize, (const gpu::Byte*) hfmMesh.clusterIndices.constData());
         }
     }
     if (clusterWeightsSize > 0) {
-        vertBuffer->setSubData(clusterWeightsOffset, clusterWeightsSize, (const gpu::Byte*) fbxMesh.clusterWeights.constData());
+        vertBuffer->setSubData(clusterWeightsOffset, clusterWeightsSize, (const gpu::Byte*) hfmMesh.clusterWeights.constData());
     }
 
 
@@ -856,7 +856,7 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
 
     // Index and Part Buffers
     unsigned int totalIndices = 0;
-    foreach(const FBXMeshPart& part, extractedMesh.parts) {
+    foreach(const HFMMeshPart& part, extractedMesh.parts) {
         totalIndices += (part.quadTrianglesIndices.size() + part.triangleIndices.size());
     }
 
@@ -875,7 +875,7 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
     if (extractedMesh.parts.size() > 1) {
         indexNum = 0;
     }
-    foreach(const FBXMeshPart& part, extractedMesh.parts) {
+    foreach(const HFMMeshPart& part, extractedMesh.parts) {
         graphics::Mesh::Part modelPart(indexNum, 0, 0, graphics::Mesh::TRIANGLES);
         
         if (part.quadTrianglesIndices.size()) {
diff --git a/libraries/fbx/src/GLTFReader.cpp b/libraries/fbx/src/GLTFReader.cpp
index b93dc3541b..7ee13c5cdf 100644
--- a/libraries/fbx/src/GLTFReader.cpp
+++ b/libraries/fbx/src/GLTFReader.cpp
@@ -697,7 +697,7 @@ glm::mat4 GLTFReader::getModelTransform(const GLTFNode& node) {
     return tmat;
 }
 
-bool GLTFReader::buildGeometry(FBXGeometry& geometry, const QUrl& url) {
+bool GLTFReader::buildGeometry(HFMGeometry& geometry, const QUrl& url) {
 
     //Build dependencies
     QVector<QVector<int>> nodeDependencies(_file.nodes.size());
@@ -750,10 +750,10 @@ bool GLTFReader::buildGeometry(FBXGeometry& geometry, const QUrl& url) {
 
     for (int i = 0; i < materialIDs.size(); i++) {
         QString& matid = materialIDs[i];
-        geometry.materials[matid] = FBXMaterial();
-        FBXMaterial& fbxMaterial = geometry.materials[matid];
-        fbxMaterial._material = std::make_shared<graphics::Material>();
-        setFBXMaterial(fbxMaterial, _file.materials[i]);
+        geometry.materials[matid] = HFMMaterial();
+        HFMMaterial& hfmMaterial = geometry.materials[matid];
+        hfmMaterial._material = std::make_shared<graphics::Material>();
+        setHFMMaterial(hfmMaterial, _file.materials[i]);
     }
 
     
@@ -765,9 +765,9 @@ bool GLTFReader::buildGeometry(FBXGeometry& geometry, const QUrl& url) {
         if (node.defined["mesh"]) {
             qCDebug(modelformat) << "node_transforms" << node.transforms;
             foreach(auto &primitive, _file.meshes[node.mesh].primitives) {
-                geometry.meshes.append(FBXMesh());
-                FBXMesh& mesh = geometry.meshes[geometry.meshes.size() - 1];
-                FBXCluster cluster;
+                geometry.meshes.append(HFMMesh());
+                HFMMesh& mesh = geometry.meshes[geometry.meshes.size() - 1];
+                HFMCluster cluster;
                 cluster.jointIndex = 0;
                 cluster.inverseBindMatrix = glm::mat4(1, 0, 0, 0,
                     0, 1, 0, 0,
@@ -775,7 +775,7 @@ bool GLTFReader::buildGeometry(FBXGeometry& geometry, const QUrl& url) {
                     0, 0, 0, 1);
                 mesh.clusters.append(cluster);
 
-                FBXMeshPart part = FBXMeshPart();
+                HFMMeshPart part = HFMMeshPart();
 
                 int indicesAccessorIdx = primitive.indices;
 
@@ -910,7 +910,7 @@ bool GLTFReader::buildGeometry(FBXGeometry& geometry, const QUrl& url) {
     return true;
 }
 
-FBXGeometry* GLTFReader::readGLTF(QByteArray& model, const QVariantHash& mapping, 
+HFMGeometry* GLTFReader::readGLTF(QByteArray& model, const QVariantHash& mapping, 
                                   const QUrl& url, bool loadLightmaps, float lightmapLevel) {
     
     _url = url;
@@ -924,12 +924,12 @@ FBXGeometry* GLTFReader::readGLTF(QByteArray& model, const QVariantHash& mapping
 
     parseGLTF(model);
     //_file.dump();
-    FBXGeometry* geometryPtr = new FBXGeometry();
-    FBXGeometry& geometry = *geometryPtr;
+    HFMGeometry* geometryPtr = new HFMGeometry();
+    HFMGeometry& geometry = *geometryPtr;
 
     buildGeometry(geometry, url);
     
-    //fbxDebugDump(geometry);
+    //hfmDebugDump(geometry);
     return geometryPtr;
     
 }
@@ -997,8 +997,8 @@ QNetworkReply* GLTFReader::request(QUrl& url, bool isTest) {
     return netReply;                // trying to sync later on.
 }
 
-FBXTexture GLTFReader::getFBXTexture(const GLTFTexture& texture) {
-    FBXTexture fbxtex = FBXTexture();
+HFMTexture GLTFReader::getHFMTexture(const GLTFTexture& texture) {
+    HFMTexture fbxtex = HFMTexture();
     fbxtex.texcoordSet = 0;
     
     if (texture.defined["source"]) {
@@ -1014,7 +1014,7 @@ FBXTexture GLTFReader::getFBXTexture(const GLTFTexture& texture) {
     return fbxtex;
 }
 
-void GLTFReader::setFBXMaterial(FBXMaterial& fbxmat, const GLTFMaterial& material) {
+void GLTFReader::setHFMMaterial(HFMMaterial& fbxmat, const GLTFMaterial& material) {
 
 
     if (material.defined["name"]) {
@@ -1029,17 +1029,17 @@ void GLTFReader::setFBXMaterial(FBXMaterial& fbxmat, const GLTFMaterial& materia
     }
 
     if (material.defined["emissiveTexture"]) {
-        fbxmat.emissiveTexture = getFBXTexture(_file.textures[material.emissiveTexture]);
+        fbxmat.emissiveTexture = getHFMTexture(_file.textures[material.emissiveTexture]);
         fbxmat.useEmissiveMap = true;
     }
     
     if (material.defined["normalTexture"]) {
-        fbxmat.normalTexture = getFBXTexture(_file.textures[material.normalTexture]);
+        fbxmat.normalTexture = getHFMTexture(_file.textures[material.normalTexture]);
         fbxmat.useNormalMap = true;
     }
     
     if (material.defined["occlusionTexture"]) {
-        fbxmat.occlusionTexture = getFBXTexture(_file.textures[material.occlusionTexture]);
+        fbxmat.occlusionTexture = getHFMTexture(_file.textures[material.occlusionTexture]);
         fbxmat.useOcclusionMap = true;
     }
 
@@ -1050,14 +1050,14 @@ void GLTFReader::setFBXMaterial(FBXMaterial& fbxmat, const GLTFMaterial& materia
             fbxmat.metallic = material.pbrMetallicRoughness.metallicFactor;
         }
         if (material.pbrMetallicRoughness.defined["baseColorTexture"]) {
-            fbxmat.opacityTexture = getFBXTexture(_file.textures[material.pbrMetallicRoughness.baseColorTexture]);
-            fbxmat.albedoTexture = getFBXTexture(_file.textures[material.pbrMetallicRoughness.baseColorTexture]);
+            fbxmat.opacityTexture = getHFMTexture(_file.textures[material.pbrMetallicRoughness.baseColorTexture]);
+            fbxmat.albedoTexture = getHFMTexture(_file.textures[material.pbrMetallicRoughness.baseColorTexture]);
             fbxmat.useAlbedoMap = true;
         }
         if (material.pbrMetallicRoughness.defined["metallicRoughnessTexture"]) {
-            fbxmat.roughnessTexture = getFBXTexture(_file.textures[material.pbrMetallicRoughness.metallicRoughnessTexture]);
+            fbxmat.roughnessTexture = getHFMTexture(_file.textures[material.pbrMetallicRoughness.metallicRoughnessTexture]);
             fbxmat.useRoughnessMap = true;
-            fbxmat.metallicTexture = getFBXTexture(_file.textures[material.pbrMetallicRoughness.metallicRoughnessTexture]);
+            fbxmat.metallicTexture = getHFMTexture(_file.textures[material.pbrMetallicRoughness.metallicRoughnessTexture]);
             fbxmat.useMetallicMap = true;
         }
         if (material.pbrMetallicRoughness.defined["roughnessFactor"]) {
@@ -1181,37 +1181,37 @@ void GLTFReader::retriangulate(const QVector<int>& inIndices, const QVector<glm:
     }
 }
 
-void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
-    qCDebug(modelformat) << "---------------- fbxGeometry ----------------";
-    qCDebug(modelformat) << "  hasSkeletonJoints =" << fbxgeo.hasSkeletonJoints;
-    qCDebug(modelformat) << "  offset =" << fbxgeo.offset;
+void GLTFReader::hfmDebugDump(const HFMGeometry& hfmgeo) {
+    qCDebug(modelformat) << "---------------- hfmGeometry ----------------";
+    qCDebug(modelformat) << "  hasSkeletonJoints =" << hfmgeo.hasSkeletonJoints;
+    qCDebug(modelformat) << "  offset =" << hfmgeo.offset;
 
-    qCDebug(modelformat) << "  leftEyeJointIndex =" << fbxgeo.leftEyeJointIndex;
-    qCDebug(modelformat) << "  rightEyeJointIndex =" << fbxgeo.rightEyeJointIndex;
-    qCDebug(modelformat) << "  neckJointIndex =" << fbxgeo.neckJointIndex;
-    qCDebug(modelformat) << "  rootJointIndex =" << fbxgeo.rootJointIndex;
-    qCDebug(modelformat) << "  leanJointIndex =" << fbxgeo.leanJointIndex;
-    qCDebug(modelformat) << "  headJointIndex =" << fbxgeo.headJointIndex;
-    qCDebug(modelformat) << "  leftHandJointIndex" << fbxgeo.leftHandJointIndex;
-    qCDebug(modelformat) << "  rightHandJointIndex" << fbxgeo.rightHandJointIndex;
-    qCDebug(modelformat) << "  leftToeJointIndex" << fbxgeo.leftToeJointIndex;
-    qCDebug(modelformat) << "  rightToeJointIndex" << fbxgeo.rightToeJointIndex;
-    qCDebug(modelformat) << "  leftEyeSize = " << fbxgeo.leftEyeSize;
-    qCDebug(modelformat) << "  rightEyeSize = " << fbxgeo.rightEyeSize;
+    qCDebug(modelformat) << "  leftEyeJointIndex =" << hfmgeo.leftEyeJointIndex;
+    qCDebug(modelformat) << "  rightEyeJointIndex =" << hfmgeo.rightEyeJointIndex;
+    qCDebug(modelformat) << "  neckJointIndex =" << hfmgeo.neckJointIndex;
+    qCDebug(modelformat) << "  rootJointIndex =" << hfmgeo.rootJointIndex;
+    qCDebug(modelformat) << "  leanJointIndex =" << hfmgeo.leanJointIndex;
+    qCDebug(modelformat) << "  headJointIndex =" << hfmgeo.headJointIndex;
+    qCDebug(modelformat) << "  leftHandJointIndex" << hfmgeo.leftHandJointIndex;
+    qCDebug(modelformat) << "  rightHandJointIndex" << hfmgeo.rightHandJointIndex;
+    qCDebug(modelformat) << "  leftToeJointIndex" << hfmgeo.leftToeJointIndex;
+    qCDebug(modelformat) << "  rightToeJointIndex" << hfmgeo.rightToeJointIndex;
+    qCDebug(modelformat) << "  leftEyeSize = " << hfmgeo.leftEyeSize;
+    qCDebug(modelformat) << "  rightEyeSize = " << hfmgeo.rightEyeSize;
 
-    qCDebug(modelformat) << "  palmDirection = " << fbxgeo.palmDirection;
+    qCDebug(modelformat) << "  palmDirection = " << hfmgeo.palmDirection;
 
-    qCDebug(modelformat) << "  neckPivot = " << fbxgeo.neckPivot;
+    qCDebug(modelformat) << "  neckPivot = " << hfmgeo.neckPivot;
 
-    qCDebug(modelformat) << "  bindExtents.size() = " << fbxgeo.bindExtents.size();
-    qCDebug(modelformat) << "  meshExtents.size() = " << fbxgeo.meshExtents.size();
+    qCDebug(modelformat) << "  bindExtents.size() = " << hfmgeo.bindExtents.size();
+    qCDebug(modelformat) << "  meshExtents.size() = " << hfmgeo.meshExtents.size();
 
-    qCDebug(modelformat) << "  jointIndices.size() =" << fbxgeo.jointIndices.size();
-    qCDebug(modelformat) << "  joints.count() =" << fbxgeo.joints.count();
+    qCDebug(modelformat) << "  jointIndices.size() =" << hfmgeo.jointIndices.size();
+    qCDebug(modelformat) << "  joints.count() =" << hfmgeo.joints.count();
     qCDebug(modelformat) << "---------------- Meshes ----------------";
-    qCDebug(modelformat) << "  meshes.count() =" << fbxgeo.meshes.count();
-    qCDebug(modelformat) << "  blendshapeChannelNames = " << fbxgeo.blendshapeChannelNames;
-    foreach(FBXMesh mesh, fbxgeo.meshes) {
+    qCDebug(modelformat) << "  meshes.count() =" << hfmgeo.meshes.count();
+    qCDebug(modelformat) << "  blendshapeChannelNames = " << hfmgeo.blendshapeChannelNames;
+    foreach(HFMMesh mesh, hfmgeo.meshes) {
         qCDebug(modelformat) << "\n";
         qCDebug(modelformat) << "    meshpointer =" << mesh._mesh.get();
         qCDebug(modelformat) << "    meshindex =" << mesh.meshIndex;
@@ -1227,7 +1227,7 @@ void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
         qCDebug(modelformat) << "    modelTransform =" << mesh.modelTransform;
         qCDebug(modelformat) << "    parts.count() =" << mesh.parts.count();
         qCDebug(modelformat) << "---------------- Meshes (blendshapes)--------";
-        foreach(FBXBlendshape bshape, mesh.blendshapes) {
+        foreach(HFMBlendshape bshape, mesh.blendshapes) {
             qCDebug(modelformat) << "\n";
             qCDebug(modelformat) << "    bshape.indices.count() =" << bshape.indices.count();
             qCDebug(modelformat) << "    bshape.vertices.count() =" << bshape.vertices.count();
@@ -1235,7 +1235,7 @@ void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
             qCDebug(modelformat) << "\n";
         }
         qCDebug(modelformat) << "---------------- Meshes (meshparts)--------";
-        foreach(FBXMeshPart meshPart, mesh.parts) {
+        foreach(HFMMeshPart meshPart, mesh.parts) {
             qCDebug(modelformat) << "\n";
             qCDebug(modelformat) << "        quadIndices.count() =" << meshPart.quadIndices.count();
             qCDebug(modelformat) << "        triangleIndices.count() =" << meshPart.triangleIndices.count();
@@ -1245,7 +1245,7 @@ void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
         }
         qCDebug(modelformat) << "---------------- Meshes (clusters)--------";
         qCDebug(modelformat) << "    clusters.count() =" << mesh.clusters.count();
-        foreach(FBXCluster cluster, mesh.clusters) {
+        foreach(HFMCluster cluster, mesh.clusters) {
             qCDebug(modelformat) << "\n";
             qCDebug(modelformat) << "        jointIndex =" << cluster.jointIndex;
             qCDebug(modelformat) << "        inverseBindMatrix =" << cluster.inverseBindMatrix;
@@ -1254,18 +1254,18 @@ void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
         qCDebug(modelformat) << "\n";
     }
     qCDebug(modelformat) << "---------------- AnimationFrames ----------------";
-    foreach(FBXAnimationFrame anim, fbxgeo.animationFrames) {
+    foreach(HFMAnimationFrame anim, hfmgeo.animationFrames) {
         qCDebug(modelformat) << "  anim.translations = " << anim.translations;
         qCDebug(modelformat) << "  anim.rotations = " << anim.rotations;
     }
-    QList<int> mitomona_keys = fbxgeo.meshIndicesToModelNames.keys();
+    QList<int> mitomona_keys = hfmgeo.meshIndicesToModelNames.keys();
     foreach(int key, mitomona_keys) {
-        qCDebug(modelformat) << "    meshIndicesToModelNames key =" << key << "  val =" << fbxgeo.meshIndicesToModelNames[key];
+        qCDebug(modelformat) << "    meshIndicesToModelNames key =" << key << "  val =" << hfmgeo.meshIndicesToModelNames[key];
     }
 
     qCDebug(modelformat) << "---------------- Materials ----------------";
 
-    foreach(FBXMaterial mat, fbxgeo.materials) {
+    foreach(HFMMaterial mat, hfmgeo.materials) {
         qCDebug(modelformat) << "\n";
         qCDebug(modelformat) << "  mat.materialID =" << mat.materialID;
         qCDebug(modelformat) << "  diffuseColor =" << mat.diffuseColor;
@@ -1314,7 +1314,7 @@ void GLTFReader::fbxDebugDump(const FBXGeometry& fbxgeo) {
 
     qCDebug(modelformat) << "---------------- Joints ----------------";
 
-    foreach(FBXJoint joint, fbxgeo.joints) {
+    foreach(HFMJoint joint, hfmgeo.joints) {
         qCDebug(modelformat) << "\n";
         qCDebug(modelformat) << "    shapeInfo.avgPoint =" << joint.shapeInfo.avgPoint;
         qCDebug(modelformat) << "    shapeInfo.debugLines =" << joint.shapeInfo.debugLines;
diff --git a/libraries/fbx/src/GLTFReader.h b/libraries/fbx/src/GLTFReader.h
index 2183256b87..17229c3554 100644
--- a/libraries/fbx/src/GLTFReader.h
+++ b/libraries/fbx/src/GLTFReader.h
@@ -706,7 +706,7 @@ class GLTFReader : public QObject {
     Q_OBJECT
 public:
     GLTFReader();
-    FBXGeometry* readGLTF(QByteArray& model, const QVariantHash& mapping, 
+    HFMGeometry* readGLTF(QByteArray& model, const QVariantHash& mapping, 
                           const QUrl& url, bool loadLightmaps = true, float lightmapLevel = 1.0f);
 private:
     GLTFFile _file;
@@ -714,7 +714,7 @@ private:
 
     glm::mat4 getModelTransform(const GLTFNode& node);
 
-    bool buildGeometry(FBXGeometry& geometry, const QUrl& url);
+    bool buildGeometry(HFMGeometry& geometry, const QUrl& url);
     bool parseGLTF(const QByteArray& model);
     
     bool getStringVal(const QJsonObject& object, const QString& fieldname, 
@@ -778,9 +778,9 @@ private:
     bool doesResourceExist(const QString& url);
 
 
-    void setFBXMaterial(FBXMaterial& fbxmat, const GLTFMaterial& material);
-    FBXTexture getFBXTexture(const GLTFTexture& texture);
-    void fbxDebugDump(const FBXGeometry& fbxgeo);
+    void setHFMMaterial(HFMMaterial& fbxmat, const GLTFMaterial& material);
+    HFMTexture getHFMTexture(const GLTFTexture& texture);
+    void hfmDebugDump(const HFMGeometry& hfmgeo);
 };
 
 #endif // hifi_GLTFReader_h
\ No newline at end of file
diff --git a/libraries/fbx/src/OBJReader.cpp b/libraries/fbx/src/OBJReader.cpp
index 7a2cbff497..fcfef5fe01 100644
--- a/libraries/fbx/src/OBJReader.cpp
+++ b/libraries/fbx/src/OBJReader.cpp
@@ -175,7 +175,7 @@ glm::vec2 OBJTokenizer::getVec2() {
 }
 
 
-void setMeshPartDefaults(FBXMeshPart& meshPart, QString materialID) {
+void setMeshPartDefaults(HFMMeshPart& meshPart, QString materialID) {
     meshPart.materialID = materialID;
 }
 
@@ -488,12 +488,12 @@ QNetworkReply* request(QUrl& url, bool isTest) {
 }
 
 
-bool OBJReader::parseOBJGroup(OBJTokenizer& tokenizer, const QVariantHash& mapping, FBXGeometry& geometry,
+bool OBJReader::parseOBJGroup(OBJTokenizer& tokenizer, const QVariantHash& mapping, HFMGeometry& geometry,
                               float& scaleGuess, bool combineParts) {
     FaceGroup faces;
-    FBXMesh& mesh = geometry.meshes[0];
-    mesh.parts.append(FBXMeshPart());
-    FBXMeshPart& meshPart = mesh.parts.last();
+    HFMMesh& mesh = geometry.meshes[0];
+    mesh.parts.append(HFMMeshPart());
+    HFMMeshPart& meshPart = mesh.parts.last();
     bool sawG = false;
     bool result = true;
     int originalFaceCountForDebugging = 0;
@@ -652,13 +652,13 @@ done:
 }
 
 
-FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& mapping, bool combineParts, const QUrl& url) {
+HFMGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& mapping, bool combineParts, const QUrl& url) {
     PROFILE_RANGE_EX(resource_parse, __FUNCTION__, 0xffff0000, nullptr);
     QBuffer buffer { &model };
     buffer.open(QIODevice::ReadOnly);
 
-    auto geometryPtr { std::make_shared<FBXGeometry>() };
-    FBXGeometry& geometry { *geometryPtr };
+    auto geometryPtr { std::make_shared<HFMGeometry>() };
+    HFMGeometry& geometry { *geometryPtr };
     OBJTokenizer tokenizer { &buffer };
     float scaleGuess = 1.0f;
 
@@ -666,14 +666,14 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
 
     _url = url;
     geometry.meshExtents.reset();
-    geometry.meshes.append(FBXMesh());
+    geometry.meshes.append(HFMMesh());
 
     try {
         // call parseOBJGroup as long as it's returning true.  Each successful call will
         // add a new meshPart to the geometry's single mesh.
         while (parseOBJGroup(tokenizer, mapping, geometry, scaleGuess, combineParts)) {}
 
-        FBXMesh& mesh = geometry.meshes[0];
+        HFMMesh& mesh = geometry.meshes[0];
         mesh.meshIndex = 0;
 
         geometry.joints.resize(1);
@@ -688,7 +688,7 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
 
         geometry.jointIndices["x"] = 1;
 
-        FBXCluster cluster;
+        HFMCluster cluster;
         cluster.jointIndex = 0;
         cluster.inverseBindMatrix = glm::mat4(1, 0, 0, 0,
             0, 1, 0, 0,
@@ -697,20 +697,20 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
         mesh.clusters.append(cluster);
 
         QMap<QString, int> materialMeshIdMap;
-        QVector<FBXMeshPart> fbxMeshParts;
+        QVector<HFMMeshPart> hfmMeshParts;
         for (int i = 0, meshPartCount = 0; i < mesh.parts.count(); i++, meshPartCount++) {
-            FBXMeshPart& meshPart = mesh.parts[i];
+            HFMMeshPart& meshPart = mesh.parts[i];
             FaceGroup faceGroup = faceGroups[meshPartCount];
             bool specifiesUV = false;
             foreach(OBJFace face, faceGroup) {
                 // Go through all of the OBJ faces and determine the number of different materials necessary (each different material will be a unique mesh).
                 // NOTE (trent/mittens 3/30/17): this seems hardcore wasteful and is slowed down a bit by iterating through the face group twice, but it's the best way I've thought of to hack multi-material support in an OBJ into this pipeline.
                 if (!materialMeshIdMap.contains(face.materialName)) {
-                    // Create a new FBXMesh for this material mapping.
+                    // Create a new HFMMesh for this material mapping.
                     materialMeshIdMap.insert(face.materialName, materialMeshIdMap.count());
 
-                    fbxMeshParts.append(FBXMeshPart());
-                    FBXMeshPart& meshPartNew = fbxMeshParts.last();
+                    hfmMeshParts.append(HFMMeshPart());
+                    HFMMeshPart& meshPartNew = hfmMeshParts.last();
                     meshPartNew.quadIndices = QVector<int>(meshPart.quadIndices);                    // Copy over quad indices [NOTE (trent/mittens, 4/3/17): Likely unnecessary since they go unused anyway].
                     meshPartNew.quadTrianglesIndices = QVector<int>(meshPart.quadTrianglesIndices); // Copy over quad triangulated indices [NOTE (trent/mittens, 4/3/17): Likely unnecessary since they go unused anyway].
                     meshPartNew.triangleIndices = QVector<int>(meshPart.triangleIndices);            // Copy over triangle indices.
@@ -745,14 +745,14 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
         // clean up old mesh parts.
         int unmodifiedMeshPartCount = mesh.parts.count();
         mesh.parts.clear();
-        mesh.parts = QVector<FBXMeshPart>(fbxMeshParts);
+        mesh.parts = QVector<HFMMeshPart>(hfmMeshParts);
 
         for (int i = 0, meshPartCount = 0; i < unmodifiedMeshPartCount; i++, meshPartCount++) {
             FaceGroup faceGroup = faceGroups[meshPartCount];
 
             // Now that each mesh has been created with its own unique material mappings, fill them with data (vertex data is duplicated, face data is not).
             foreach(OBJFace face, faceGroup) {
-                FBXMeshPart& meshPart = mesh.parts[materialMeshIdMap[face.materialName]];
+                HFMMeshPart& meshPart = mesh.parts[materialMeshIdMap[face.materialName]];
 
                 glm::vec3 v0 = checked_at(vertices, face.vertexIndices[0]);
                 glm::vec3 v1 = checked_at(vertices, face.vertexIndices[1]);
@@ -824,7 +824,7 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
         // Build the single mesh.
         FBXReader::buildModelMesh(mesh, url.toString());
 
-        // fbxDebugDump(geometry);
+        // hfmDebugDump(geometry);
     } catch(const std::exception& e) {
         qCDebug(modelformat) << "OBJ reader fail: " << e.what();
     }
@@ -885,38 +885,38 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
         if (!objMaterial.used) {
             continue;
         }
-        geometry.materials[materialID] = FBXMaterial(objMaterial.diffuseColor,
+        geometry.materials[materialID] = HFMMaterial(objMaterial.diffuseColor,
                                                      objMaterial.specularColor,
                                                      objMaterial.emissiveColor,
                                                      objMaterial.shininess,
                                                      objMaterial.opacity);
-        FBXMaterial& fbxMaterial = geometry.materials[materialID];
-        fbxMaterial.materialID = materialID;
-        fbxMaterial._material = std::make_shared<graphics::Material>();
-        graphics::MaterialPointer modelMaterial = fbxMaterial._material;
+        HFMMaterial& hfmMaterial = geometry.materials[materialID];
+        hfmMaterial.materialID = materialID;
+        hfmMaterial._material = std::make_shared<graphics::Material>();
+        graphics::MaterialPointer modelMaterial = hfmMaterial._material;
 
         if (!objMaterial.diffuseTextureFilename.isEmpty()) {
-            fbxMaterial.albedoTexture.filename = objMaterial.diffuseTextureFilename;
+            hfmMaterial.albedoTexture.filename = objMaterial.diffuseTextureFilename;
         }
         if (!objMaterial.specularTextureFilename.isEmpty()) {
-            fbxMaterial.specularTexture.filename = objMaterial.specularTextureFilename;
+            hfmMaterial.specularTexture.filename = objMaterial.specularTextureFilename;
         }
         if (!objMaterial.emissiveTextureFilename.isEmpty()) {
-            fbxMaterial.emissiveTexture.filename = objMaterial.emissiveTextureFilename;
+            hfmMaterial.emissiveTexture.filename = objMaterial.emissiveTextureFilename;
         }
         if (!objMaterial.bumpTextureFilename.isEmpty()) {
-            fbxMaterial.normalTexture.filename = objMaterial.bumpTextureFilename;
-            fbxMaterial.normalTexture.isBumpmap = true;
-            fbxMaterial.bumpMultiplier = objMaterial.bumpTextureOptions.bumpMultiplier;
+            hfmMaterial.normalTexture.filename = objMaterial.bumpTextureFilename;
+            hfmMaterial.normalTexture.isBumpmap = true;
+            hfmMaterial.bumpMultiplier = objMaterial.bumpTextureOptions.bumpMultiplier;
         }
         if (!objMaterial.opacityTextureFilename.isEmpty()) {
-            fbxMaterial.opacityTexture.filename = objMaterial.opacityTextureFilename;
+            hfmMaterial.opacityTexture.filename = objMaterial.opacityTextureFilename;
         }
 
-        modelMaterial->setEmissive(fbxMaterial.emissiveColor);
-        modelMaterial->setAlbedo(fbxMaterial.diffuseColor);
-        modelMaterial->setMetallic(glm::length(fbxMaterial.specularColor));
-        modelMaterial->setRoughness(graphics::Material::shininessToRoughness(fbxMaterial.shininess));
+        modelMaterial->setEmissive(hfmMaterial.emissiveColor);
+        modelMaterial->setAlbedo(hfmMaterial.diffuseColor);
+        modelMaterial->setMetallic(glm::length(hfmMaterial.specularColor));
+        modelMaterial->setRoughness(graphics::Material::shininessToRoughness(hfmMaterial.shininess));
 
         bool applyTransparency = false;
         bool applyShininess = false;
@@ -971,7 +971,7 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
         }      
 
         if (applyTransparency) {
-            fbxMaterial.opacity = std::max(fbxMaterial.opacity, ILLUMINATION_MODEL_MIN_OPACITY);
+            hfmMaterial.opacity = std::max(hfmMaterial.opacity, ILLUMINATION_MODEL_MIN_OPACITY);
         }
         if (applyShininess) {
             modelMaterial->setRoughness(ILLUMINATION_MODEL_APPLY_SHININESS);
@@ -985,18 +985,18 @@ FBXGeometry::Pointer OBJReader::readOBJ(QByteArray& model, const QVariantHash& m
             modelMaterial->setFresnel(glm::vec3(1.0f));
         }
 
-        modelMaterial->setOpacity(fbxMaterial.opacity);
+        modelMaterial->setOpacity(hfmMaterial.opacity);
     }
 
     return geometryPtr;
 }
 
-void fbxDebugDump(const FBXGeometry& fbxgeo) {
-    qCDebug(modelformat) << "---------------- fbxGeometry ----------------";
-    qCDebug(modelformat) << "  hasSkeletonJoints =" << fbxgeo.hasSkeletonJoints;
-    qCDebug(modelformat) << "  offset =" << fbxgeo.offset;
-    qCDebug(modelformat) << "  meshes.count() =" << fbxgeo.meshes.count();
-    foreach (FBXMesh mesh, fbxgeo.meshes) {
+void hfmDebugDump(const HFMGeometry& hfmgeo) {
+    qCDebug(modelformat) << "---------------- hfmGeometry ----------------";
+    qCDebug(modelformat) << "  hasSkeletonJoints =" << hfmgeo.hasSkeletonJoints;
+    qCDebug(modelformat) << "  offset =" << hfmgeo.offset;
+    qCDebug(modelformat) << "  meshes.count() =" << hfmgeo.meshes.count();
+    foreach (HFMMesh mesh, hfmgeo.meshes) {
         qCDebug(modelformat) << "    vertices.count() =" << mesh.vertices.count();
         qCDebug(modelformat) << "    colors.count() =" << mesh.colors.count();
         qCDebug(modelformat) << "    normals.count() =" << mesh.normals.count();
@@ -1014,7 +1014,7 @@ void fbxDebugDump(const FBXGeometry& fbxgeo) {
         qCDebug(modelformat) << "    meshExtents =" << mesh.meshExtents;
         qCDebug(modelformat) << "    modelTransform =" << mesh.modelTransform;
         qCDebug(modelformat) << "    parts.count() =" << mesh.parts.count();
-        foreach (FBXMeshPart meshPart, mesh.parts) {
+        foreach (HFMMeshPart meshPart, mesh.parts) {
             qCDebug(modelformat) << "        quadIndices.count() =" << meshPart.quadIndices.count();
             qCDebug(modelformat) << "        triangleIndices.count() =" << meshPart.triangleIndices.count();
    /*
@@ -1031,16 +1031,16 @@ void fbxDebugDump(const FBXGeometry& fbxgeo) {
             */
         }
         qCDebug(modelformat) << "    clusters.count() =" << mesh.clusters.count();
-        foreach (FBXCluster cluster, mesh.clusters) {
+        foreach (HFMCluster cluster, mesh.clusters) {
             qCDebug(modelformat) << "        jointIndex =" << cluster.jointIndex;
             qCDebug(modelformat) << "        inverseBindMatrix =" << cluster.inverseBindMatrix;
         }
     }
 
-    qCDebug(modelformat) << "  jointIndices =" << fbxgeo.jointIndices;
-    qCDebug(modelformat) << "  joints.count() =" << fbxgeo.joints.count();
+    qCDebug(modelformat) << "  jointIndices =" << hfmgeo.jointIndices;
+    qCDebug(modelformat) << "  joints.count() =" << hfmgeo.joints.count();
 
-    foreach (FBXJoint joint, fbxgeo.joints) {
+    foreach (HFMJoint joint, hfmgeo.joints) {
         qCDebug(modelformat) << "    isFree =" << joint.isFree;
         qCDebug(modelformat) << "    freeLineage" << joint.freeLineage;
         qCDebug(modelformat) << "    parentIndex" << joint.parentIndex;
diff --git a/libraries/fbx/src/OBJReader.h b/libraries/fbx/src/OBJReader.h
index e432a3ea51..2eb039eba2 100644
--- a/libraries/fbx/src/OBJReader.h
+++ b/libraries/fbx/src/OBJReader.h
@@ -42,7 +42,7 @@ public:
     bool add(const QByteArray& vertexIndex, const QByteArray& textureIndex, const QByteArray& normalIndex,
              const QVector<glm::vec3>& vertices, const QVector<glm::vec3>& vertexColors);
     // Return a set of one or more OBJFaces from this one, in which each is just a triangle.
-    // Even though FBXMeshPart can handle quads, it would be messy to try to keep track of mixed-size faces, so we treat everything as triangles.
+    // Even though HFMMeshPart can handle quads, it would be messy to try to keep track of mixed-size faces, so we treat everything as triangles.
     QVector<OBJFace> triangulate();
 private:
     void addFrom(const OBJFace* face, int index);
@@ -54,7 +54,7 @@ public:
 }
 ;
 // Materials and references to material names can come in any order, and different mesh parts can refer to the same material.
-// Therefore it would get pretty hacky to try to use FBXMeshPart to store these as we traverse the files.
+// Therefore it would get pretty hacky to try to use HFMMeshPart to store these as we traverse the files.
 class OBJMaterial {
 public:
     float shininess;
@@ -87,13 +87,13 @@ public:
     QString currentMaterialName;
     QHash<QString, OBJMaterial> materials;
 
-    FBXGeometry::Pointer readOBJ(QByteArray& model, const QVariantHash& mapping, bool combineParts, const QUrl& url = QUrl());
+    HFMGeometry::Pointer readOBJ(QByteArray& model, const QVariantHash& mapping, bool combineParts, const QUrl& url = QUrl());
 
 private:
     QUrl _url;
 
     QHash<QByteArray, bool> librariesSeen;
-    bool parseOBJGroup(OBJTokenizer& tokenizer, const QVariantHash& mapping, FBXGeometry& geometry,
+    bool parseOBJGroup(OBJTokenizer& tokenizer, const QVariantHash& mapping, HFMGeometry& geometry,
                        float& scaleGuess, bool combineParts);
     void parseMaterialLibrary(QIODevice* device);
     void parseTextureLine(const QByteArray& textureLine, QByteArray& filename, OBJMaterialTextureOptions& textureOptions);
@@ -103,5 +103,5 @@ private:
 };
 
 // What are these utilities doing here? One is used by fbx loading code in VHACD Utils, and the other a general debugging utility.
-void setMeshPartDefaults(FBXMeshPart& meshPart, QString materialID);
-void fbxDebugDump(const FBXGeometry& fbxgeo);
+void setMeshPartDefaults(HFMMeshPart& meshPart, QString materialID);
+void hfmDebugDump(const HFMGeometry& hfmgeo);
diff --git a/libraries/model-networking/src/model-networking/ModelCache.cpp b/libraries/model-networking/src/model-networking/ModelCache.cpp
index e96815d391..a950e1df3c 100644
--- a/libraries/model-networking/src/model-networking/ModelCache.cpp
+++ b/libraries/model-networking/src/model-networking/ModelCache.cpp
@@ -128,7 +128,7 @@ void GeometryMappingResource::downloadFinished(const QByteArray& data) {
 
 void GeometryMappingResource::onGeometryMappingLoaded(bool success) {
     if (success && _geometryResource) {
-        _fbxGeometry = _geometryResource->_fbxGeometry;
+        _hfmGeometry = _geometryResource->_hfmGeometry;
         _meshParts = _geometryResource->_meshParts;
         _meshes = _geometryResource->_meshes;
         _materials = _geometryResource->_materials;
@@ -193,38 +193,38 @@ void GeometryReader::run() {
                 _url.path().toLower().endsWith(".obj.gz") ||
                 _url.path().toLower().endsWith(".gltf"))) {
 
-            FBXGeometry::Pointer fbxGeometry;
+            HFMGeometry::Pointer hfmGeometry;
 
             if (_url.path().toLower().endsWith(".fbx")) {
-                fbxGeometry.reset(readFBX(_data, _mapping, _url.path()));
-                if (fbxGeometry->meshes.size() == 0 && fbxGeometry->joints.size() == 0) {
+                hfmGeometry.reset(readFBX(_data, _mapping, _url.path()));
+                if (hfmGeometry->meshes.size() == 0 && hfmGeometry->joints.size() == 0) {
                     throw QString("empty geometry, possibly due to an unsupported FBX version");
                 }
             } else if (_url.path().toLower().endsWith(".obj")) {
-                fbxGeometry = OBJReader().readOBJ(_data, _mapping, _combineParts, _url);
+                hfmGeometry = OBJReader().readOBJ(_data, _mapping, _combineParts, _url);
             } else if (_url.path().toLower().endsWith(".obj.gz")) {
                 QByteArray uncompressedData;
                 if (gunzip(_data, uncompressedData)){
-                    fbxGeometry = OBJReader().readOBJ(uncompressedData, _mapping, _combineParts, _url);
+                    hfmGeometry = OBJReader().readOBJ(uncompressedData, _mapping, _combineParts, _url);
                 } else {
                     throw QString("failed to decompress .obj.gz");
                 }
 
             } else if (_url.path().toLower().endsWith(".gltf")) {
                 std::shared_ptr<GLTFReader> glreader = std::make_shared<GLTFReader>();
-                fbxGeometry.reset(glreader->readGLTF(_data, _mapping, _url));
-                if (fbxGeometry->meshes.size() == 0 && fbxGeometry->joints.size() == 0) {
+                hfmGeometry.reset(glreader->readGLTF(_data, _mapping, _url));
+                if (hfmGeometry->meshes.size() == 0 && hfmGeometry->joints.size() == 0) {
                     throw QString("empty geometry, possibly due to an unsupported GLTF version");
                 }
             } else {
                 throw QString("unsupported format");
             }
 
-            // Add scripts to fbxgeometry
+            // Add scripts to hfmGeometry
             if (!_mapping.value(SCRIPT_FIELD).isNull()) {
                 QVariantList scripts = _mapping.values(SCRIPT_FIELD);
                 for (auto &script : scripts) {
-                    fbxGeometry->scripts.push_back(script.toString());
+                    hfmGeometry->scripts.push_back(script.toString());
                 }
             }
 
@@ -234,7 +234,7 @@ void GeometryReader::run() {
                 qCWarning(modelnetworking) << "Abandoning load of" << _url << "; could not get strong ref";
             } else {
                 QMetaObject::invokeMethod(resource.data(), "setGeometryDefinition",
-                    Q_ARG(FBXGeometry::Pointer, fbxGeometry));
+                    Q_ARG(HFMGeometry::Pointer, hfmGeometry));
             }
         } else {
             throw QString("url is invalid");
@@ -262,7 +262,7 @@ public:
     virtual void downloadFinished(const QByteArray& data) override;
 
 protected:
-    Q_INVOKABLE void setGeometryDefinition(FBXGeometry::Pointer fbxGeometry);
+    Q_INVOKABLE void setGeometryDefinition(HFMGeometry::Pointer hfmGeometry);
 
 private:
     QVariantHash _mapping;
@@ -277,13 +277,13 @@ void GeometryDefinitionResource::downloadFinished(const QByteArray& data) {
     QThreadPool::globalInstance()->start(new GeometryReader(_self, _effectiveBaseURL, _mapping, data, _combineParts));
 }
 
-void GeometryDefinitionResource::setGeometryDefinition(FBXGeometry::Pointer fbxGeometry) {
+void GeometryDefinitionResource::setGeometryDefinition(HFMGeometry::Pointer hfmGeometry) {
     // Assume ownership of the geometry pointer
-    _fbxGeometry = fbxGeometry;
+    _hfmGeometry = hfmGeometry;
 
     // Copy materials
     QHash<QString, size_t> materialIDAtlas;
-    for (const FBXMaterial& material : _fbxGeometry->materials) {
+    for (const HFMMaterial& material : _hfmGeometry->materials) {
         materialIDAtlas[material.materialID] = _materials.size();
         _materials.push_back(std::make_shared<NetworkMaterial>(material, _textureBaseUrl));
     }
@@ -291,11 +291,11 @@ void GeometryDefinitionResource::setGeometryDefinition(FBXGeometry::Pointer fbxG
     std::shared_ptr<GeometryMeshes> meshes = std::make_shared<GeometryMeshes>();
     std::shared_ptr<GeometryMeshParts> parts = std::make_shared<GeometryMeshParts>();
     int meshID = 0;
-    for (const FBXMesh& mesh : _fbxGeometry->meshes) {
+    for (const HFMMesh& mesh : _hfmGeometry->meshes) {
         // Copy mesh pointers
         meshes->emplace_back(mesh._mesh);
         int partID = 0;
-        for (const FBXMeshPart& part : mesh.parts) {
+        for (const HFMMeshPart& part : mesh.parts) {
             // Construct local parts
             parts->push_back(std::make_shared<MeshPart>(meshID, partID, (int)materialIDAtlas[part.materialID]));
             partID++;
@@ -371,7 +371,7 @@ const QVariantMap Geometry::getTextures() const {
 
 // FIXME: The materials should only be copied when modified, but the Model currently caches the original
 Geometry::Geometry(const Geometry& geometry) {
-    _fbxGeometry = geometry._fbxGeometry;
+    _hfmGeometry = geometry._hfmGeometry;
     _meshes = geometry._meshes;
     _meshParts = geometry._meshParts;
 
@@ -444,8 +444,8 @@ void GeometryResource::deleter() {
 }
 
 void GeometryResource::setTextures() {
-    if (_fbxGeometry) {
-        for (const FBXMaterial& material : _fbxGeometry->materials) {
+    if (_hfmGeometry) {
+        for (const HFMMaterial& material : _hfmGeometry->materials) {
             _materials.push_back(std::make_shared<NetworkMaterial>(material, _textureBaseUrl));
         }
     }
@@ -512,7 +512,7 @@ const QString& NetworkMaterial::getTextureName(MapChannel channel) {
     return NO_TEXTURE;
 }
 
-QUrl NetworkMaterial::getTextureUrl(const QUrl& baseUrl, const FBXTexture& texture) {
+QUrl NetworkMaterial::getTextureUrl(const QUrl& baseUrl, const HFMTexture& texture) {
     if (texture.content.isEmpty()) {
         // External file: search relative to the baseUrl, in case filename is relative
         return baseUrl.resolved(QUrl(texture.filename));
@@ -529,22 +529,22 @@ QUrl NetworkMaterial::getTextureUrl(const QUrl& baseUrl, const FBXTexture& textu
     }
 }
 
-graphics::TextureMapPointer NetworkMaterial::fetchTextureMap(const QUrl& baseUrl, const FBXTexture& fbxTexture,
+graphics::TextureMapPointer NetworkMaterial::fetchTextureMap(const QUrl& baseUrl, const HFMTexture& hfmTexture,
                                                           image::TextureUsage::Type type, MapChannel channel) {
 
     if (baseUrl.isEmpty()) {
         return nullptr;
     }
 
-    const auto url = getTextureUrl(baseUrl, fbxTexture);
-    const auto texture = DependencyManager::get<TextureCache>()->getTexture(url, type, fbxTexture.content, fbxTexture.maxNumPixels);
-    _textures[channel] = Texture { fbxTexture.name, texture };
+    const auto url = getTextureUrl(baseUrl, hfmTexture);
+    const auto texture = DependencyManager::get<TextureCache>()->getTexture(url, type, hfmTexture.content, hfmTexture.maxNumPixels);
+    _textures[channel] = Texture { hfmTexture.name, texture };
 
     auto map = std::make_shared<graphics::TextureMap>();
     if (texture) {
         map->setTextureSource(texture->_textureSource);
     }
-    map->setTextureTransform(fbxTexture.transform);
+    map->setTextureTransform(hfmTexture.transform);
 
     return map;
 }
@@ -624,7 +624,7 @@ void NetworkMaterial::setLightmapMap(const QUrl& url) {
     }
 }
 
-NetworkMaterial::NetworkMaterial(const FBXMaterial& material, const QUrl& textureBaseUrl) :
+NetworkMaterial::NetworkMaterial(const HFMMaterial& material, const QUrl& textureBaseUrl) :
     graphics::Material(*material._material),
     _textures(MapChannel::NUM_MAP_CHANNELS)
 {
diff --git a/libraries/model-networking/src/model-networking/ModelCache.h b/libraries/model-networking/src/model-networking/ModelCache.h
index 5cbe96ea03..2283c355d8 100644
--- a/libraries/model-networking/src/model-networking/ModelCache.h
+++ b/libraries/model-networking/src/model-networking/ModelCache.h
@@ -45,9 +45,9 @@ public:
     // Mutable, but must retain structure of vector
     using NetworkMaterials = std::vector<std::shared_ptr<NetworkMaterial>>;
 
-    bool isGeometryLoaded() const { return (bool)_fbxGeometry; }
+    bool isGeometryLoaded() const { return (bool)_hfmGeometry; }
 
-    const FBXGeometry& getFBXGeometry() const { return *_fbxGeometry; }
+    const HFMGeometry& getHFMGeometry() const { return *_hfmGeometry; }
     const GeometryMeshes& getMeshes() const { return *_meshes; }
     const std::shared_ptr<NetworkMaterial> getShapeMaterial(int shapeID) const;
 
@@ -62,7 +62,7 @@ protected:
     friend class GeometryMappingResource;
 
     // Shared across all geometries, constant throughout lifetime
-    std::shared_ptr<const FBXGeometry> _fbxGeometry;
+    std::shared_ptr<const HFMGeometry> _hfmGeometry;
     std::shared_ptr<const GeometryMeshes> _meshes;
     std::shared_ptr<const GeometryMeshParts> _meshParts;
 
@@ -94,7 +94,7 @@ protected:
 
     // Geometries may not hold onto textures while cached - that is for the texture cache
     // Instead, these methods clear and reset textures from the geometry when caching/loading
-    bool shouldSetTextures() const { return _fbxGeometry && _materials.empty(); }
+    bool shouldSetTextures() const { return _hfmGeometry && _materials.empty(); }
     void setTextures();
     void resetTextures();
 
@@ -165,7 +165,7 @@ public:
     using MapChannel = graphics::Material::MapChannel;
 
     NetworkMaterial() : _textures(MapChannel::NUM_MAP_CHANNELS) {}
-    NetworkMaterial(const FBXMaterial& material, const QUrl& textureBaseUrl);
+    NetworkMaterial(const HFMMaterial& material, const QUrl& textureBaseUrl);
     NetworkMaterial(const NetworkMaterial& material);
 
     void setAlbedoMap(const QUrl& url, bool useAlphaChannel);
@@ -201,8 +201,8 @@ protected:
 
 private:
     // Helpers for the ctors
-    QUrl getTextureUrl(const QUrl& baseUrl, const FBXTexture& fbxTexture);
-    graphics::TextureMapPointer fetchTextureMap(const QUrl& baseUrl, const FBXTexture& fbxTexture,
+    QUrl getTextureUrl(const QUrl& baseUrl, const HFMTexture& hfmTexture);
+    graphics::TextureMapPointer fetchTextureMap(const QUrl& baseUrl, const HFMTexture& hfmTexture,
                                              image::TextureUsage::Type type, MapChannel channel);
     graphics::TextureMapPointer fetchTextureMap(const QUrl& url, image::TextureUsage::Type type, MapChannel channel);
 
diff --git a/libraries/render-utils/src/CauterizedModel.cpp b/libraries/render-utils/src/CauterizedModel.cpp
index 81a017a46d..31d6cef060 100644
--- a/libraries/render-utils/src/CauterizedModel.cpp
+++ b/libraries/render-utils/src/CauterizedModel.cpp
@@ -32,8 +32,8 @@ bool CauterizedModel::updateGeometry() {
     bool needsFullUpdate = Model::updateGeometry();
     if (_isCauterized && needsFullUpdate) {
         assert(_cauterizeMeshStates.empty());
-        const FBXGeometry& fbxGeometry = getFBXGeometry();
-        foreach (const FBXMesh& mesh, fbxGeometry.meshes) {
+        const HFMGeometry& hfmGeometry = getHFMGeometry();
+        foreach (const HFMMesh& mesh, hfmGeometry.meshes) {
             Model::MeshState state;
             if (_useDualQuaternionSkinning) {
                 state.clusterDualQuaternions.resize(mesh.clusters.size());
@@ -76,7 +76,7 @@ void CauterizedModel::createRenderItemSet() {
         // Run through all of the meshes, and place them into their segregated, but unsorted buckets
         int shapeID = 0;
         uint32_t numMeshes = (uint32_t)meshes.size();
-        const FBXGeometry& fbxGeometry = getFBXGeometry();
+        const HFMGeometry& hfmGeometry = getHFMGeometry();
         for (uint32_t i = 0; i < numMeshes; i++) {
             const auto& mesh = meshes.at(i);
             if (!mesh) {
@@ -86,7 +86,7 @@ void CauterizedModel::createRenderItemSet() {
             // Create the render payloads
             int numParts = (int)mesh->getNumParts();
             for (int partIndex = 0; partIndex < numParts; partIndex++) {
-                initializeBlendshapes(fbxGeometry.meshes[i], i);
+                initializeBlendshapes(hfmGeometry.meshes[i], i);
 
                 auto ptr = std::make_shared<CauterizedMeshPartPayload>(shared_from_this(), i, partIndex, shapeID, transform, offset);
                 _modelMeshRenderItems << std::static_pointer_cast<ModelMeshPartPayload>(ptr);
@@ -109,13 +109,13 @@ void CauterizedModel::updateClusterMatrices() {
         return;
     }
     _needsUpdateClusterMatrices = false;
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
 
     for (int i = 0; i < (int)_meshStates.size(); i++) {
         Model::MeshState& state = _meshStates[i];
-        const FBXMesh& mesh = geometry.meshes.at(i);
+        const HFMMesh& mesh = geometry.meshes.at(i);
         for (int j = 0; j < mesh.clusters.size(); j++) {
-            const FBXCluster& cluster = mesh.clusters.at(j);
+            const HFMCluster& cluster = mesh.clusters.at(j);
             if (_useDualQuaternionSkinning) {
                 auto jointPose = _rig.getJointPose(cluster.jointIndex);
                 Transform jointTransform(jointPose.rot(), jointPose.scale(), jointPose.trans());
@@ -145,10 +145,10 @@ void CauterizedModel::updateClusterMatrices() {
 
         for (int i = 0; i < _cauterizeMeshStates.size(); i++) {
             Model::MeshState& state = _cauterizeMeshStates[i];
-            const FBXMesh& mesh = geometry.meshes.at(i);
+            const HFMMesh& mesh = geometry.meshes.at(i);
 
             for (int j = 0; j < mesh.clusters.size(); j++) {
-                const FBXCluster& cluster = mesh.clusters.at(j);
+                const HFMCluster& cluster = mesh.clusters.at(j);
 
                 if (_useDualQuaternionSkinning) {
                     if (_cauterizeBoneSet.find(cluster.jointIndex) == _cauterizeBoneSet.end()) {
diff --git a/libraries/render-utils/src/MeshPartPayload.cpp b/libraries/render-utils/src/MeshPartPayload.cpp
index 4ebd92bb05..8e2541fdda 100644
--- a/libraries/render-utils/src/MeshPartPayload.cpp
+++ b/libraries/render-utils/src/MeshPartPayload.cpp
@@ -260,8 +260,8 @@ void ModelMeshPartPayload::initCache(const ModelPointer& model) {
         _hasColorAttrib = vertexFormat->hasAttribute(gpu::Stream::COLOR);
         _isSkinned = vertexFormat->hasAttribute(gpu::Stream::SKIN_CLUSTER_WEIGHT) && vertexFormat->hasAttribute(gpu::Stream::SKIN_CLUSTER_INDEX);
 
-        const FBXGeometry& geometry = model->getFBXGeometry();
-        const FBXMesh& mesh = geometry.meshes.at(_meshIndex);
+        const HFMGeometry& geometry = model->getHFMGeometry();
+        const HFMMesh& mesh = geometry.meshes.at(_meshIndex);
 
         _isBlendShaped = !mesh.blendshapes.isEmpty();
         _hasTangents = !mesh.tangents.isEmpty();
diff --git a/libraries/render-utils/src/Model.cpp b/libraries/render-utils/src/Model.cpp
index 53009e8bfa..65b3fef7c0 100644
--- a/libraries/render-utils/src/Model.cpp
+++ b/libraries/render-utils/src/Model.cpp
@@ -183,7 +183,7 @@ bool Model::shouldInvalidatePayloadShapeKey(int meshIndex) {
         return true;
     }
 
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     const auto& networkMeshes = getGeometry()->getMeshes();
     // if our index is ever out of range for either meshes or networkMeshes, then skip it, and set our _meshGroupsKnown
     // to false to rebuild out mesh groups.
@@ -278,7 +278,7 @@ void Model::setRenderItemsNeedUpdate() {
 
 void Model::reset() {
     if (isLoaded()) {
-        const FBXGeometry& geometry = getFBXGeometry();
+        const HFMGeometry& geometry = getHFMGeometry();
         _rig.reset(geometry);
         emit rigReset();
         emit rigReady();
@@ -295,13 +295,13 @@ bool Model::updateGeometry() {
     _needsReload = false;
 
     // TODO: should all Models have a valid _rig?
-    if (_rig.jointStatesEmpty() && getFBXGeometry().joints.size() > 0) {
+    if (_rig.jointStatesEmpty() && getHFMGeometry().joints.size() > 0) {
         initJointStates();
         assert(_meshStates.empty());
 
-        const FBXGeometry& fbxGeometry = getFBXGeometry();
+        const HFMGeometry& hfmGeometry = getHFMGeometry();
         int i = 0;
-        foreach (const FBXMesh& mesh, fbxGeometry.meshes) {
+        foreach (const HFMMesh& mesh, hfmGeometry.meshes) {
             MeshState state;
             state.clusterDualQuaternions.resize(mesh.clusters.size());
             state.clusterMatrices.resize(mesh.clusters.size());
@@ -319,7 +319,7 @@ bool Model::updateGeometry() {
 
 // virtual
 void Model::initJointStates() {
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     glm::mat4 modelOffset = glm::scale(_scale) * glm::translate(_offset);
 
     _rig.initJointStates(geometry, modelOffset);
@@ -363,7 +363,7 @@ bool Model::findRayIntersectionAgainstSubMeshes(const glm::vec3& origin, const g
         int bestShapeID = 0;
         int bestSubMeshIndex = 0;
 
-        const FBXGeometry& geometry = getFBXGeometry();
+        const HFMGeometry& geometry = getHFMGeometry();
         if (!_triangleSetsValid) {
             calculateTriangleSets(geometry);
         }
@@ -506,7 +506,7 @@ bool Model::findParabolaIntersectionAgainstSubMeshes(const glm::vec3& origin, co
         int bestShapeID = 0;
         int bestSubMeshIndex = 0;
 
-        const FBXGeometry& geometry = getFBXGeometry();
+        const HFMGeometry& geometry = getHFMGeometry();
         if (!_triangleSetsValid) {
             calculateTriangleSets(geometry);
         }
@@ -641,7 +641,7 @@ bool Model::convexHullContains(glm::vec3 point) {
         QMutexLocker locker(&_mutex);
 
         if (!_triangleSetsValid) {
-            calculateTriangleSets(getFBXGeometry());
+            calculateTriangleSets(getHFMGeometry());
         }
 
         // If we are inside the models box, then consider the submeshes...
@@ -753,14 +753,14 @@ bool Model::replaceScriptableModelMeshPart(scriptable::ScriptableModelBasePointe
     }
     // update triangles for picking
     {
-        FBXGeometry geometry;
+        HFMGeometry geometry;
         for (const auto& newMesh : meshes) {
-            FBXMesh mesh;
+            HFMMesh mesh;
             mesh._mesh = newMesh.getMeshPointer();
             mesh.vertices = buffer_helpers::mesh::attributeToVector<glm::vec3>(mesh._mesh, gpu::Stream::POSITION);
             int numParts = (int)newMesh.getMeshPointer()->getNumParts();
             for (int partID = 0; partID < numParts; partID++) {
-                FBXMeshPart part;
+                HFMMeshPart part;
                 part.triangleIndices = buffer_helpers::bufferToVector<int>(mesh._mesh->getIndexBuffer(), "part.triangleIndices");
                 mesh.parts << part;
             }
@@ -789,12 +789,12 @@ scriptable::ScriptableModelBase Model::getScriptableModel() {
         return result;
     }
 
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     int numberOfMeshes = geometry.meshes.size();
     int shapeID = 0;
     for (int i = 0; i < numberOfMeshes; i++) {
-        const FBXMesh& fbxMesh = geometry.meshes.at(i);
-        if (auto mesh = fbxMesh._mesh) {
+        const HFMMesh& hfmMesh = geometry.meshes.at(i);
+        if (auto mesh = hfmMesh._mesh) {
             result.append(mesh);
 
             int numParts = (int)mesh->getNumParts();
@@ -808,7 +808,7 @@ scriptable::ScriptableModelBase Model::getScriptableModel() {
     return result;
 }
 
-void Model::calculateTriangleSets(const FBXGeometry& geometry) {
+void Model::calculateTriangleSets(const HFMGeometry& geometry) {
     PROFILE_RANGE(render, __FUNCTION__);
 
     int numberOfMeshes = geometry.meshes.size();
@@ -818,14 +818,14 @@ void Model::calculateTriangleSets(const FBXGeometry& geometry) {
     _modelSpaceMeshTriangleSets.resize(numberOfMeshes);
 
     for (int i = 0; i < numberOfMeshes; i++) {
-        const FBXMesh& mesh = geometry.meshes.at(i);
+        const HFMMesh& mesh = geometry.meshes.at(i);
 
         const int numberOfParts = mesh.parts.size();
         auto& meshTriangleSets = _modelSpaceMeshTriangleSets[i];
         meshTriangleSets.resize(numberOfParts);
 
         for (int j = 0; j < numberOfParts; j++) {
-            const FBXMeshPart& part = mesh.parts.at(j);
+            const HFMMeshPart& part = mesh.parts.at(j);
 
             auto& partTriangleSet = meshTriangleSets[j];
 
@@ -1114,7 +1114,7 @@ Extents Model::getBindExtents() const {
     if (!isActive()) {
         return Extents();
     }
-    const Extents& bindExtents = getFBXGeometry().bindExtents;
+    const Extents& bindExtents = getHFMGeometry().bindExtents;
     Extents scaledExtents = { bindExtents.minimum * _scale, bindExtents.maximum * _scale };
     return scaledExtents;
 }
@@ -1128,12 +1128,12 @@ Extents Model::getMeshExtents() const {
     if (!isActive()) {
         return Extents();
     }
-    const Extents& extents = getFBXGeometry().meshExtents;
+    const Extents& extents = getHFMGeometry().meshExtents;
 
     // even though our caller asked for "unscaled" we need to include any fst scaling, translation, and rotation, which
     // is captured in the offset matrix
-    glm::vec3 minimum = glm::vec3(getFBXGeometry().offset * glm::vec4(extents.minimum, 1.0f));
-    glm::vec3 maximum = glm::vec3(getFBXGeometry().offset * glm::vec4(extents.maximum, 1.0f));
+    glm::vec3 minimum = glm::vec3(getHFMGeometry().offset * glm::vec4(extents.minimum, 1.0f));
+    glm::vec3 maximum = glm::vec3(getHFMGeometry().offset * glm::vec4(extents.maximum, 1.0f));
     Extents scaledExtents = { minimum * _scale, maximum * _scale };
     return scaledExtents;
 }
@@ -1143,12 +1143,12 @@ Extents Model::getUnscaledMeshExtents() const {
         return Extents();
     }
 
-    const Extents& extents = getFBXGeometry().meshExtents;
+    const Extents& extents = getHFMGeometry().meshExtents;
 
     // even though our caller asked for "unscaled" we need to include any fst scaling, translation, and rotation, which
     // is captured in the offset matrix
-    glm::vec3 minimum = glm::vec3(getFBXGeometry().offset * glm::vec4(extents.minimum, 1.0f));
-    glm::vec3 maximum = glm::vec3(getFBXGeometry().offset * glm::vec4(extents.maximum, 1.0f));
+    glm::vec3 minimum = glm::vec3(getHFMGeometry().offset * glm::vec4(extents.minimum, 1.0f));
+    glm::vec3 maximum = glm::vec3(getHFMGeometry().offset * glm::vec4(extents.maximum, 1.0f));
     Extents scaledExtents = { minimum, maximum };
 
     return scaledExtents;
@@ -1171,11 +1171,11 @@ void Model::setJointTranslation(int index, bool valid, const glm::vec3& translat
 }
 
 int Model::getParentJointIndex(int jointIndex) const {
-    return (isActive() && jointIndex != -1) ? getFBXGeometry().joints.at(jointIndex).parentIndex : -1;
+    return (isActive() && jointIndex != -1) ? getHFMGeometry().joints.at(jointIndex).parentIndex : -1;
 }
 
 int Model::getLastFreeJointIndex(int jointIndex) const {
-    return (isActive() && jointIndex != -1) ? getFBXGeometry().joints.at(jointIndex).freeLineage.last() : -1;
+    return (isActive() && jointIndex != -1) ? getHFMGeometry().joints.at(jointIndex).freeLineage.last() : -1;
 }
 
 void Model::setTextures(const QVariantMap& textures) {
@@ -1275,7 +1275,7 @@ QStringList Model::getJointNames() const {
             Q_RETURN_ARG(QStringList, result));
         return result;
     }
-    return isActive() ? getFBXGeometry().getJointNames() : QStringList();
+    return isActive() ? getHFMGeometry().getJointNames() : QStringList();
 }
 
 void Model::setScaleToFit(bool scaleToFit, const glm::vec3& dimensions, bool forceRescale) {
@@ -1415,12 +1415,12 @@ void Model::updateClusterMatrices() {
     }
 
     _needsUpdateClusterMatrices = false;
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
     for (int i = 0; i < (int) _meshStates.size(); i++) {
         MeshState& state = _meshStates[i];
-        const FBXMesh& mesh = geometry.meshes.at(i);
+        const HFMMesh& mesh = geometry.meshes.at(i);
         for (int j = 0; j < mesh.clusters.size(); j++) {
-            const FBXCluster& cluster = mesh.clusters.at(j);
+            const HFMCluster& cluster = mesh.clusters.at(j);
             if (_useDualQuaternionSkinning) {
                 auto jointPose = _rig.getJointPose(cluster.jointIndex);
                 Transform jointTransform(jointPose.rot(), jointPose.scale(), jointPose.trans());
@@ -1505,7 +1505,7 @@ void Model::createRenderItemSet() {
     // Run through all of the meshes, and place them into their segregated, but unsorted buckets
     int shapeID = 0;
     uint32_t numMeshes = (uint32_t)meshes.size();
-    auto& fbxGeometry = getFBXGeometry();
+    auto& hfmGeometry = getHFMGeometry();
     for (uint32_t i = 0; i < numMeshes; i++) {
         const auto& mesh = meshes.at(i);
         if (!mesh) {
@@ -1515,7 +1515,7 @@ void Model::createRenderItemSet() {
         // Create the render payloads
         int numParts = (int)mesh->getNumParts();
         for (int partIndex = 0; partIndex < numParts; partIndex++) {
-            initializeBlendshapes(fbxGeometry.meshes[i], i);
+            initializeBlendshapes(hfmGeometry.meshes[i], i);
             _modelMeshRenderItems << std::make_shared<ModelMeshPartPayload>(shared_from_this(), i, partIndex, shapeID, transform, offset);
             auto material = getGeometry()->getShapeMaterial(shapeID);
             _modelMeshMaterialNames.push_back(material ? material->getName() : "");
@@ -1600,7 +1600,7 @@ void Model::removeMaterial(graphics::MaterialPointer material, const std::string
 class CollisionRenderGeometry : public Geometry {
 public:
     CollisionRenderGeometry(graphics::MeshPointer mesh) {
-        _fbxGeometry = std::make_shared<FBXGeometry>();
+        _hfmGeometry = std::make_shared<HFMGeometry>();
         std::shared_ptr<GeometryMeshes> meshes = std::make_shared<GeometryMeshes>();
         meshes->push_back(mesh);
         _meshes = meshes;
@@ -1656,9 +1656,9 @@ void Blender::run() {
     if (_model && _model->isLoaded()) {
         DETAILED_PROFILE_RANGE_EX(simulation_animation, __FUNCTION__, 0xFFFF0000, 0, { { "url", _model->getURL().toString() } });
         int offset = 0;
-        auto meshes = _model->getFBXGeometry().meshes;
+        auto meshes = _model->getHFMGeometry().meshes;
         int meshIndex = 0;
-        foreach(const FBXMesh& mesh, meshes) {
+        foreach(const HFMMesh& mesh, meshes) {
             auto modelMeshBlendshapeOffsets = _model->_blendshapeOffsets.find(meshIndex++);
             if (mesh.blendshapes.isEmpty() || modelMeshBlendshapeOffsets == _model->_blendshapeOffsets.end()) {
                 // Not blendshaped or not initialized
@@ -1688,7 +1688,7 @@ void Blender::run() {
                 }
 
                 float normalCoefficient = vertexCoefficient * NORMAL_COEFFICIENT_SCALE;
-                const FBXBlendshape& blendshape = mesh.blendshapes.at(i);
+                const HFMBlendshape& blendshape = mesh.blendshapes.at(i);
 
                 tbb::parallel_for(tbb::blocked_range<int>(0, blendshape.indices.size()), [&](const tbb::blocked_range<int>& range) {
                     for (auto j = range.begin(); j < range.end(); j++) {
@@ -1731,7 +1731,7 @@ bool Model::maybeStartBlender() {
     return false;
 }
 
-void Model::initializeBlendshapes(const FBXMesh& mesh, int index) {
+void Model::initializeBlendshapes(const HFMMesh& mesh, int index) {
     if (mesh.blendshapes.empty()) {
         // mesh doesn't have blendshape, did we allocate one though ?
         if (_blendshapeOffsets.find(index) != _blendshapeOffsets.end()) {
diff --git a/libraries/render-utils/src/Model.h b/libraries/render-utils/src/Model.h
index 71809821eb..db5625b3d8 100644
--- a/libraries/render-utils/src/Model.h
+++ b/libraries/render-utils/src/Model.h
@@ -185,7 +185,7 @@ public:
 
     /// Provided as a convenience, will crash if !isLoaded()
     // And so that getGeometry() isn't chained everywhere
-    const FBXGeometry& getFBXGeometry() const { assert(isLoaded()); return _renderGeometry->getFBXGeometry(); }
+    const HFMGeometry& getHFMGeometry() const { assert(isLoaded()); return _renderGeometry->getHFMGeometry(); }
 
     bool isActive() const { return isLoaded(); }
 
@@ -450,7 +450,7 @@ protected:
 
     bool _overrideModelTransform { false };
     bool _triangleSetsValid { false };
-    void calculateTriangleSets(const FBXGeometry& geometry);
+    void calculateTriangleSets(const HFMGeometry& geometry);
     std::vector<std::vector<TriangleSet>> _modelSpaceMeshTriangleSets; // model space triangles for all sub meshes
 
     virtual void createRenderItemSet();
@@ -506,7 +506,7 @@ protected:
 
     bool shouldInvalidatePayloadShapeKey(int meshIndex);
 
-    void initializeBlendshapes(const FBXMesh& mesh, int index);
+    void initializeBlendshapes(const HFMMesh& mesh, int index);
 
 private:
     float _loadingPriority { 0.0f };
diff --git a/libraries/render-utils/src/SoftAttachmentModel.cpp b/libraries/render-utils/src/SoftAttachmentModel.cpp
index 90015768d0..77b09caa1d 100644
--- a/libraries/render-utils/src/SoftAttachmentModel.cpp
+++ b/libraries/render-utils/src/SoftAttachmentModel.cpp
@@ -41,14 +41,14 @@ void SoftAttachmentModel::updateClusterMatrices() {
 
     _needsUpdateClusterMatrices = false;
 
-    const FBXGeometry& geometry = getFBXGeometry();
+    const HFMGeometry& geometry = getHFMGeometry();
 
     for (int i = 0; i < (int) _meshStates.size(); i++) {
         MeshState& state = _meshStates[i];
-        const FBXMesh& mesh = geometry.meshes.at(i);
+        const HFMMesh& mesh = geometry.meshes.at(i);
 
         for (int j = 0; j < mesh.clusters.size(); j++) {
-            const FBXCluster& cluster = mesh.clusters.at(j);
+            const HFMCluster& cluster = mesh.clusters.at(j);
 
             // TODO: cache these look-ups as an optimization
             int jointIndexOverride = getJointIndexOverride(cluster.jointIndex);
diff --git a/tests-manual/gpu/src/TestFbx.cpp b/tests-manual/gpu/src/TestFbx.cpp
index 538bb0a973..9890e4fbe7 100644
--- a/tests-manual/gpu/src/TestFbx.cpp
+++ b/tests-manual/gpu/src/TestFbx.cpp
@@ -100,12 +100,12 @@ bool TestFbx::isReady() const {
 
 void TestFbx::parseFbx(const QByteArray& fbxData) {
     QVariantHash mapping;
-    FBXGeometry* fbx = readFBX(fbxData, mapping);
+    HFMGeometry* geometry = readFBX(fbxData, mapping);
     size_t totalVertexCount = 0;
     size_t totalIndexCount = 0;
     size_t totalPartCount = 0;
     size_t highestIndex = 0;
-    for (const auto& mesh : fbx->meshes) {
+    for (const auto& mesh : geometry->meshes) {
         size_t vertexCount = mesh.vertices.size();
         totalVertexCount += mesh.vertices.size();
         highestIndex = std::max(highestIndex, vertexCount);
@@ -123,7 +123,7 @@ void TestFbx::parseFbx(const QByteArray& fbxData) {
     std::vector<DrawElementsIndirectCommand> parts;
     parts.reserve(totalPartCount);
     _partCount = totalPartCount;
-    for (const auto& mesh : fbx->meshes) {
+    for (const auto& mesh : geometry->meshes) {
         baseVertex = vertices.size();
 
         vec3 color;
@@ -133,7 +133,7 @@ void TestFbx::parseFbx(const QByteArray& fbxData) {
             partIndirect.firstIndex = (uint)indices.size();
             partIndirect.baseInstance = (uint)parts.size();
             _partTransforms.push_back(mesh.modelTransform);
-            auto material = fbx->materials[part.materialID];
+            auto material = geometry->materials[part.materialID];
             color = material.diffuseColor;
             for (auto index : part.quadTrianglesIndices) {
                 indices.push_back(index);
@@ -163,7 +163,7 @@ void TestFbx::parseFbx(const QByteArray& fbxData) {
     _vertexBuffer->append(vertices);
     _indexBuffer->append(indices);
     _indirectBuffer->append(parts);
-    delete fbx;
+    delete geometry;
 }
 
 void TestFbx::renderTest(size_t testId, RenderArgs* args) {
diff --git a/tests-manual/gpu/src/TestFbx.h b/tests-manual/gpu/src/TestFbx.h
index 391fff1091..4e22928460 100644
--- a/tests-manual/gpu/src/TestFbx.h
+++ b/tests-manual/gpu/src/TestFbx.h
@@ -11,7 +11,7 @@
 
 #include <render/ShapePipeline.h>
 
-class FBXGeometry;
+class HFMGeometry;
 
 class TestFbx : public GpuTestBase {
     size_t _partCount { 0 };
diff --git a/tests/animation/src/AnimInverseKinematicsTests.cpp b/tests/animation/src/AnimInverseKinematicsTests.cpp
index f5d3597f56..f51fe12ecb 100644
--- a/tests/animation/src/AnimInverseKinematicsTests.cpp
+++ b/tests/animation/src/AnimInverseKinematicsTests.cpp
@@ -28,8 +28,8 @@ const glm::quat identity = glm::quat();
 const glm::quat quaterTurnAroundZ = glm::angleAxis(0.5f * PI, zAxis);
 
 
-void makeTestFBXJoints(FBXGeometry& geometry) {
-    FBXJoint joint;
+void makeTestFBXJoints(HFMGeometry& geometry) {
+    HFMJoint joint;
     joint.isFree = false;
     joint.freeLineage.clear();
     joint.parentIndex = -1;
@@ -79,7 +79,7 @@ void makeTestFBXJoints(FBXGeometry& geometry) {
 
     // compute each joint's transform
     for (int i = 1; i < (int)geometry.joints.size(); ++i) {
-        FBXJoint& j = geometry.joints[i];
+        HFMJoint& j = geometry.joints[i];
         int parentIndex = j.parentIndex;
         // World = ParentWorld * T * (Roff * Rp) * Rpre * R * Rpost * (Rp-1 * Soff * Sp * S * Sp-1)
         j.transform = geometry.joints[parentIndex].transform *
@@ -96,7 +96,7 @@ void AnimInverseKinematicsTests::testSingleChain() {
 
     AnimContext context(false, false, false, glm::mat4(), glm::mat4());
 
-    FBXGeometry geometry;
+    HFMGeometry geometry;
     makeTestFBXJoints(geometry);
 
     // create a skeleton and doll
diff --git a/tools/skeleton-dump/src/SkeletonDumpApp.cpp b/tools/skeleton-dump/src/SkeletonDumpApp.cpp
index e9d8243e38..5107931da1 100644
--- a/tools/skeleton-dump/src/SkeletonDumpApp.cpp
+++ b/tools/skeleton-dump/src/SkeletonDumpApp.cpp
@@ -54,8 +54,8 @@ SkeletonDumpApp::SkeletonDumpApp(int argc, char* argv[]) : QCoreApplication(argc
         return;
     }
     QByteArray blob = file.readAll();
-    std::unique_ptr<FBXGeometry> fbxGeometry(readFBX(blob, QVariantHash()));
-    std::unique_ptr<AnimSkeleton> skeleton(new AnimSkeleton(*fbxGeometry));
+    std::unique_ptr<HFMGeometry> geometry(readFBX(blob, QVariantHash()));
+    std::unique_ptr<AnimSkeleton> skeleton(new AnimSkeleton(*geometry));
     skeleton->dump(verbose);
 }
 
diff --git a/tools/vhacd-util/src/VHACDUtil.cpp b/tools/vhacd-util/src/VHACDUtil.cpp
index a52e948f01..bb2958e11d 100644
--- a/tools/vhacd-util/src/VHACDUtil.cpp
+++ b/tools/vhacd-util/src/VHACDUtil.cpp
@@ -19,16 +19,16 @@
 
 // FBXReader jumbles the order of the meshes by reading them back out of a hashtable.  This will put
 // them back in the order in which they appeared in the file.
-bool FBXGeometryLessThan(const FBXMesh& e1, const FBXMesh& e2) {
+bool HFMGeometryLessThan(const HFMMesh& e1, const HFMMesh& e2) {
     return e1.meshIndex < e2.meshIndex;
 }
-void reSortFBXGeometryMeshes(FBXGeometry& geometry) {
-    qSort(geometry.meshes.begin(), geometry.meshes.end(), FBXGeometryLessThan);
+void reSortHFMGeometryMeshes(HFMGeometry& geometry) {
+    qSort(geometry.meshes.begin(), geometry.meshes.end(), HFMGeometryLessThan);
 }
 
 
 // Read all the meshes from provided FBX file
-bool vhacd::VHACDUtil::loadFBX(const QString filename, FBXGeometry& result) {
+bool vhacd::VHACDUtil::loadFBX(const QString filename, HFMGeometry& result) {
     if (_verbose) {
         qDebug() << "reading FBX file =" << filename << "...";
     }
@@ -41,7 +41,7 @@ bool vhacd::VHACDUtil::loadFBX(const QString filename, FBXGeometry& result) {
     }
     try {
         QByteArray fbxContents = fbx.readAll();
-        FBXGeometry::Pointer geom;
+        HFMGeometry::Pointer geom;
         if (filename.toLower().endsWith(".obj")) {
             bool combineParts = false;
             geom = OBJReader().readOBJ(fbxContents, QVariantHash(), combineParts);
@@ -53,7 +53,7 @@ bool vhacd::VHACDUtil::loadFBX(const QString filename, FBXGeometry& result) {
         }
         result = *geom;
 
-        reSortFBXGeometryMeshes(result);
+        reSortHFMGeometryMeshes(result);
     } catch (const QString& error) {
         qWarning() << "error reading" << filename << ":" << error;
         return false;
@@ -63,7 +63,7 @@ bool vhacd::VHACDUtil::loadFBX(const QString filename, FBXGeometry& result) {
 }
 
 
-void getTrianglesInMeshPart(const FBXMeshPart &meshPart, std::vector<int>& triangleIndices) {
+void getTrianglesInMeshPart(const HFMMeshPart &meshPart, std::vector<int>& triangleIndices) {
     // append triangle indices
     triangleIndices.reserve(triangleIndices.size() + (size_t)meshPart.triangleIndices.size());
     for (auto index : meshPart.triangleIndices) {
@@ -88,12 +88,12 @@ void getTrianglesInMeshPart(const FBXMeshPart &meshPart, std::vector<int>& trian
     }
 }
 
-void vhacd::VHACDUtil::fattenMesh(const FBXMesh& mesh, const glm::mat4& geometryOffset, FBXMesh& result) const {
+void vhacd::VHACDUtil::fattenMesh(const HFMMesh& mesh, const glm::mat4& geometryOffset, HFMMesh& result) const {
     // this is used to make meshes generated from a highfield collidable.  each triangle
     // is converted into a tetrahedron and made into its own mesh-part.
 
     std::vector<int> triangleIndices;
-    foreach (const FBXMeshPart &meshPart, mesh.parts) {
+    foreach (const HFMMeshPart &meshPart, mesh.parts) {
         getTrianglesInMeshPart(meshPart, triangleIndices);
     }
 
@@ -145,7 +145,7 @@ void vhacd::VHACDUtil::fattenMesh(const FBXMesh& mesh, const glm::mat4& geometry
         int index3 = result.vertices.size();
         result.vertices << p3; // add the new point to the result mesh
 
-        FBXMeshPart newMeshPart;
+        HFMMeshPart newMeshPart;
         setMeshPartDefaults(newMeshPart, "unknown");
         newMeshPart.triangleIndices << index0 << index1 << index2;
         newMeshPart.triangleIndices << index0 << index3 << index1;
@@ -155,7 +155,7 @@ void vhacd::VHACDUtil::fattenMesh(const FBXMesh& mesh, const glm::mat4& geometry
     }
 }
 
-AABox getAABoxForMeshPart(const FBXMesh& mesh, const FBXMeshPart &meshPart) {
+AABox getAABoxForMeshPart(const HFMMesh& mesh, const HFMMeshPart &meshPart) {
     AABox aaBox;
     const int TRIANGLE_STRIDE = 3;
     for (int i = 0; i < meshPart.triangleIndices.size(); i += TRIANGLE_STRIDE) {
@@ -242,7 +242,7 @@ bool isClosedManifold(const std::vector<int>& triangleIndices) {
     return true;
 }
 
-void vhacd::VHACDUtil::getConvexResults(VHACD::IVHACD* convexifier, FBXMesh& resultMesh) const {
+void vhacd::VHACDUtil::getConvexResults(VHACD::IVHACD* convexifier, HFMMesh& resultMesh) const {
     // Number of hulls for this input meshPart
     uint32_t numHulls = convexifier->GetNConvexHulls();
     if (_verbose) {
@@ -256,8 +256,8 @@ void vhacd::VHACDUtil::getConvexResults(VHACD::IVHACD* convexifier, FBXMesh& res
         VHACD::IVHACD::ConvexHull hull;
         convexifier->GetConvexHull(j, hull);
 
-        resultMesh.parts.append(FBXMeshPart());
-        FBXMeshPart& resultMeshPart = resultMesh.parts.last();
+        resultMesh.parts.append(HFMMeshPart());
+        HFMMeshPart& resultMeshPart = resultMesh.parts.last();
 
         int hullIndexStart = resultMesh.vertices.size();
         resultMesh.vertices.reserve(hullIndexStart + hull.m_nPoints);
@@ -288,9 +288,9 @@ float computeDt(uint64_t start) {
     return (float)(usecTimestampNow() - start) / (float)USECS_PER_SECOND;
 }
 
-bool vhacd::VHACDUtil::computeVHACD(FBXGeometry& geometry,
+bool vhacd::VHACDUtil::computeVHACD(HFMGeometry& geometry,
                                     VHACD::IVHACD::Parameters params,
-                                    FBXGeometry& result,
+                                    HFMGeometry& result,
                                     float minimumMeshSize, float maximumMeshSize) {
     if (_verbose) {
         qDebug() << "meshes =" << geometry.meshes.size();
@@ -298,7 +298,7 @@ bool vhacd::VHACDUtil::computeVHACD(FBXGeometry& geometry,
 
     // count the mesh-parts
     int numParts = 0;
-    foreach (const FBXMesh& mesh, geometry.meshes) {
+    foreach (const HFMMesh& mesh, geometry.meshes) {
         numParts += mesh.parts.size();
     }
     if (_verbose) {
@@ -308,15 +308,15 @@ bool vhacd::VHACDUtil::computeVHACD(FBXGeometry& geometry,
     VHACD::IVHACD * convexifier = VHACD::CreateVHACD();
 
     result.meshExtents.reset();
-    result.meshes.append(FBXMesh());
-    FBXMesh &resultMesh = result.meshes.last();
+    result.meshes.append(HFMMesh());
+    HFMMesh &resultMesh = result.meshes.last();
 
     const uint32_t POINT_STRIDE = 3;
     const uint32_t TRIANGLE_STRIDE = 3;
 
     int meshIndex = 0;
     int validPartsFound = 0;
-    foreach (const FBXMesh& mesh, geometry.meshes) {
+    foreach (const HFMMesh& mesh, geometry.meshes) {
 
         // find duplicate points
         int numDupes = 0;
@@ -354,7 +354,7 @@ bool vhacd::VHACDUtil::computeVHACD(FBXGeometry& geometry,
 
         int partIndex = 0;
         std::vector<int> triangleIndices;
-        foreach (const FBXMeshPart &meshPart, mesh.parts) {
+        foreach (const HFMMeshPart &meshPart, mesh.parts) {
             triangleIndices.clear();
             getTrianglesInMeshPart(meshPart, triangleIndices);
 
@@ -421,7 +421,7 @@ bool vhacd::VHACDUtil::computeVHACD(FBXGeometry& geometry,
 
             triangleIndices.clear();
             for (auto index : openParts) {
-                const FBXMeshPart &meshPart = mesh.parts[index];
+                const HFMMeshPart &meshPart = mesh.parts[index];
                 getTrianglesInMeshPart(meshPart, triangleIndices);
             }
 
diff --git a/tools/vhacd-util/src/VHACDUtil.h b/tools/vhacd-util/src/VHACDUtil.h
index 35ec3ef56b..64e86ed7df 100644
--- a/tools/vhacd-util/src/VHACDUtil.h
+++ b/tools/vhacd-util/src/VHACDUtil.h
@@ -27,16 +27,16 @@ namespace vhacd {
     public:
         void setVerbose(bool verbose) { _verbose = verbose; }
 
-        bool loadFBX(const QString filename, FBXGeometry& result);
+        bool loadFBX(const QString filename, HFMGeometry& result);
 
-        void fattenMesh(const FBXMesh& mesh, const glm::mat4& gometryOffset, FBXMesh& result) const;
+        void fattenMesh(const HFMMesh& mesh, const glm::mat4& gometryOffset, HFMMesh& result) const;
 
-        bool computeVHACD(FBXGeometry& geometry,
+        bool computeVHACD(HFMGeometry& geometry,
                           VHACD::IVHACD::Parameters params,
-                          FBXGeometry& result,
+                          HFMGeometry& result,
                           float minimumMeshSize, float maximumMeshSize);
 
-        void getConvexResults(VHACD::IVHACD* convexifier, FBXMesh& resultMesh) const;
+        void getConvexResults(VHACD::IVHACD* convexifier, HFMMesh& resultMesh) const;
 
         ~VHACDUtil();
 
@@ -55,6 +55,6 @@ namespace vhacd {
     };
 }
 
-AABox getAABoxForMeshPart(const FBXMeshPart &meshPart);
+AABox getAABoxForMeshPart(const HFMMeshPart &meshPart);
 
 #endif //hifi_VHACDUtil_h
diff --git a/tools/vhacd-util/src/VHACDUtilApp.cpp b/tools/vhacd-util/src/VHACDUtilApp.cpp
index c263dce609..0941198234 100644
--- a/tools/vhacd-util/src/VHACDUtilApp.cpp
+++ b/tools/vhacd-util/src/VHACDUtilApp.cpp
@@ -36,7 +36,7 @@ QString formatFloat(double n) {
 }
 
 
-bool VHACDUtilApp::writeOBJ(QString outFileName, FBXGeometry& geometry, bool outputCentimeters, int whichMeshPart) {
+bool VHACDUtilApp::writeOBJ(QString outFileName, HFMGeometry& geometry, bool outputCentimeters, int whichMeshPart) {
     QFile file(outFileName);
     if (!file.open(QIODevice::WriteOnly)) {
         qWarning() << "unable to write to" << outFileName;
@@ -56,9 +56,9 @@ bool VHACDUtilApp::writeOBJ(QString outFileName, FBXGeometry& geometry, bool out
 
     int vertexIndexOffset = 0;
 
-    foreach (const FBXMesh& mesh, geometry.meshes) {
+    foreach (const HFMMesh& mesh, geometry.meshes) {
         bool verticesHaveBeenOutput = false;
-        foreach (const FBXMeshPart &meshPart, mesh.parts) {
+        foreach (const HFMMeshPart &meshPart, mesh.parts) {
             if (whichMeshPart >= 0 && nth != (unsigned int) whichMeshPart) {
                 nth++;
                 continue;
@@ -297,7 +297,7 @@ VHACDUtilApp::VHACDUtilApp(int argc, char* argv[]) :
     }
 
     // load the mesh
-    FBXGeometry fbx;
+    HFMGeometry fbx;
     auto begin = std::chrono::high_resolution_clock::now();
     if (!vUtil.loadFBX(inputFilename, fbx)){
         _returnCode = VHACD_RETURN_CODE_FAILURE_TO_READ;
@@ -315,8 +315,8 @@ VHACDUtilApp::VHACDUtilApp(int argc, char* argv[]) :
         QVector<QString> infileExtensions = {"fbx", "obj"};
         QString baseFileName = fileNameWithoutExtension(outputFilename, infileExtensions);
         int count = 0;
-        foreach (const FBXMesh& mesh, fbx.meshes) {
-            foreach (const FBXMeshPart &meshPart, mesh.parts) {
+        foreach (const HFMMesh& mesh, fbx.meshes) {
+            foreach (const HFMMeshPart &meshPart, mesh.parts) {
                 QString outputFileName = baseFileName + "-" + QString::number(count) + ".obj";
                 writeOBJ(outputFileName, fbx, outputCentimeters, count);
                 count++;
@@ -358,7 +358,7 @@ VHACDUtilApp::VHACDUtilApp(int argc, char* argv[]) :
         }
         begin = std::chrono::high_resolution_clock::now();
 
-        FBXGeometry result;
+        HFMGeometry result;
         bool success = vUtil.computeVHACD(fbx, params, result, minimumMeshSize, maximumMeshSize);
 
         end = std::chrono::high_resolution_clock::now();
@@ -377,9 +377,9 @@ VHACDUtilApp::VHACDUtilApp(int argc, char* argv[]) :
 
         int totalVertices = 0;
         int totalTriangles = 0;
-        foreach (const FBXMesh& mesh, result.meshes) {
+        foreach (const HFMMesh& mesh, result.meshes) {
             totalVertices += mesh.vertices.size();
-            foreach (const FBXMeshPart &meshPart, mesh.parts) {
+            foreach (const HFMMeshPart &meshPart, mesh.parts) {
                 totalTriangles += meshPart.triangleIndices.size() / 3;
                 // each quad was made into two triangles
                 totalTriangles += 2 * meshPart.quadIndices.size() / 4;
@@ -398,17 +398,17 @@ VHACDUtilApp::VHACDUtilApp(int argc, char* argv[]) :
     }
 
     if (fattenFaces) {
-        FBXGeometry newFbx;
-        FBXMesh result;
+        HFMGeometry newFbx;
+        HFMMesh result;
 
         // count the mesh-parts
         unsigned int meshCount = 0;
-        foreach (const FBXMesh& mesh, fbx.meshes) {
+        foreach (const HFMMesh& mesh, fbx.meshes) {
             meshCount += mesh.parts.size();
         }
 
         result.modelTransform = glm::mat4(); // Identity matrix
-        foreach (const FBXMesh& mesh, fbx.meshes) {
+        foreach (const HFMMesh& mesh, fbx.meshes) {
             vUtil.fattenMesh(mesh, fbx.offset, result);
         }
 
diff --git a/tools/vhacd-util/src/VHACDUtilApp.h b/tools/vhacd-util/src/VHACDUtilApp.h
index 0d75275802..3db49456a0 100644
--- a/tools/vhacd-util/src/VHACDUtilApp.h
+++ b/tools/vhacd-util/src/VHACDUtilApp.h
@@ -28,7 +28,7 @@ public:
     VHACDUtilApp(int argc, char* argv[]);
     ~VHACDUtilApp();
 
-    bool writeOBJ(QString outFileName, FBXGeometry& geometry, bool outputCentimeters, int whichMeshPart = -1);
+    bool writeOBJ(QString outFileName, HFMGeometry& geometry, bool outputCentimeters, int whichMeshPart = -1);
 
     int getReturnCode() const { return _returnCode; }