//---------------------------------------------------------------------
size_t SkeletonSerializer::calcAnimationTrackSize(const Skeleton* pSkel,
const NodeAnimationTrack* pTrack)
{
size_t size = STREAM_OVERHEAD_SIZE;
// unsigned short boneIndex : Index of bone to apply to
size += sizeof(unsigned short);
// Nested keyframes
for (unsigned short i = 0; i < pTrack->getNumKeyFrames(); ++i)
{
size += calcKeyFrameSize(pSkel, pTrack->getNodeKeyFrame(i));
}
return size;
}
//---------------------------------------------------------------------
void SkeletonSerializer::writeKeyFrame(const Skeleton* pSkel,
const TransformKeyFrame* key)
{
writeChunkHeader(SKELETON_ANIMATION_TRACK_KEYFRAME, calcKeyFrameSize(pSkel, key));
// float time : The time position (seconds)
float time = key->getTime();
writeFloats(&time, 1);
// Quaternion rotate : Rotation to apply at this keyframe
writeObject(key->getRotation());
// Vector3 translate : Translation to apply at this keyframe
writeObject(key->getTranslate());
// Vector3 scale : Scale to apply at this keyframe
if (key->getScale() != Vector3::UNIT_SCALE)
{
writeObject(key->getScale());
}
}
