diff --git a/libraries/fbx/src/GLTFSerializer.cpp b/libraries/fbx/src/GLTFSerializer.cpp index 736e7831c1..6dadea29d8 100755 --- a/libraries/fbx/src/GLTFSerializer.cpp +++ b/libraries/fbx/src/GLTFSerializer.cpp @@ -763,17 +763,23 @@ bool GLTFSerializer::buildGeometry(HFMModel& hfmModel, const QUrl& url) { nodecount++; } - //Build default joints - hfmModel.joints.resize(1); - hfmModel.joints[0].parentIndex = -1; - hfmModel.joints[0].distanceToParent = 0; - hfmModel.joints[0].translation = glm::vec3(0, 0, 0); - hfmModel.joints[0].rotationMin = glm::vec3(0, 0, 0); - hfmModel.joints[0].rotationMax = glm::vec3(0, 0, 0); - hfmModel.joints[0].name = "OBJ"; - hfmModel.joints[0].isSkeletonJoint = true; - - hfmModel.jointIndices["x"] = 1; + HFMJoint joint; + joint.isSkeletonJoint = true; + joint.bindTransformFoundInCluster = false; + joint.distanceToParent = 0; + joint.parentIndex = -1; + hfmModel.joints.resize(_file.nodes.size()); + hfmModel.jointIndices["x"] = _file.nodes.size(); + int jointInd = 0; + for (auto& node : _file.nodes) { + joint.preTransform = glm::mat4(1); + for (int i = 0; i < node.transforms.size(); i++) { + joint.preTransform = node.transforms[i] * joint.preTransform; + } + joint.name = node.name; + hfmModel.joints[jointInd] = joint; + jointInd++; + } //Build materials QVector materialIDs; @@ -804,7 +810,7 @@ bool GLTFSerializer::buildGeometry(HFMModel& hfmModel, const QUrl& url) { hfmModel.meshes.append(HFMMesh()); HFMMesh& mesh = hfmModel.meshes[hfmModel.meshes.size() - 1]; HFMCluster cluster; - cluster.jointIndex = 0; + cluster.jointIndex = nodecount; cluster.inverseBindMatrix = glm::mat4(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, @@ -907,7 +913,7 @@ bool GLTFSerializer::buildGeometry(HFMModel& hfmModel, const QUrl& url) { int stride = (accessor.type == GLTFAccessorType::VEC4) ? 4 : 3; for (int n = 0; n < tangents.size() - 3; n += stride) { float tanW = stride == 4 ? tangents[n + 3] : 1; - mesh.tangents.push_back(glm::vec3(tanW * tangents[n], tangents[n + 1], tangents[n + 2])); + mesh.tangents.push_back(glm::vec3(tanW * tangents[n], tangents[n + 1], tanW * tangents[n + 2])); } } else if (key == "TEXCOORD_0") { QVector texcoords; @@ -957,16 +963,7 @@ bool GLTFSerializer::buildGeometry(HFMModel& hfmModel, const QUrl& url) { mesh.meshExtents.addPoint(vertex); hfmModel.meshExtents.addPoint(vertex); } - - // since mesh.modelTransform seems to not have any effect I apply the transformation the model - for (int h = 0; h < mesh.vertices.size(); h++) { - glm::vec4 ver = glm::vec4(mesh.vertices[h], 1); - if (node.transforms.size() > 0) { - ver = node.transforms[0] * ver; // for model dependency should multiply also by parents transforms? - mesh.vertices[h] = glm::vec3(ver[0], ver[1], ver[2]); - } - } - + mesh.meshIndex = hfmModel.meshes.size(); }