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faster math when unpacking JointData rotations

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This commit is contained in:
Andrew Meadows 2016-12-15 15:03:20 -08:00
parent 8ab6974233
commit 3f687887b9
1 changed files with 4 additions and 9 deletions
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13
libraries/animation/src/Rig.cpp
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@ -1274,14 +1274,13 @@ void Rig::copyJointsFromJointData(const QVector<JointData>& jointDataVec) {
if (_animSkeleton && jointDataVec.size() == (int)_internalPoseSet._overrideFlags.size()) {
// transform all the default poses into rig space.
const AnimPose geometryToRigPose(_geometryToRigTransform);
std::vector<bool> overrideFlags(_internalPoseSet._overridePoses.size(), false);
// start with the default rotations in absolute rig frame
std::vector<glm::quat> rotations;
rotations.reserve(_animSkeleton->getAbsoluteDefaultPoses().size());
for (auto& pose : _animSkeleton->getAbsoluteDefaultPoses()) {
rotations.push_back(geometryToRigPose.rot * pose.rot);
rotations.push_back(pose.rot);
}
// start translations in relative frame but scaled to meters.
@ -1294,12 +1293,14 @@ void Rig::copyJointsFromJointData(const QVector<JointData>& jointDataVec) {
ASSERT(overrideFlags.size() == rotations.size());
// copy over rotations from the jointDataVec, which is also in absolute rig frame
const glm::quat rigToGeometryRot(glmExtractRotation(_rigToGeometryTransform));
for (int i = 0; i < jointDataVec.size(); i++) {
if (isIndexValid(i)) {
const JointData& data = jointDataVec.at(i);
if (data.rotationSet) {
overrideFlags[i] = true;
rotations[i] = data.rotation;
// JointData rotations are in rig frame
rotations[i] = rigToGeometryRot * data.rotation;
}
if (data.translationSet) {
overrideFlags[i] = true;
@ -1310,12 +1311,6 @@ void Rig::copyJointsFromJointData(const QVector<JointData>& jointDataVec) {
ASSERT(_internalPoseSet._overrideFlags.size() == _internalPoseSet._overridePoses.size());
// convert resulting rotations into geometry space.
const glm::quat rigToGeometryRot(glmExtractRotation(_rigToGeometryTransform));
for (auto& rot : rotations) {
rot = rigToGeometryRot * rot;
}
// convert all rotations from absolute to parent relative.
_animSkeleton->convertAbsoluteRotationsToRelative(rotations);