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-rw-r--r--src/animation/AnimBlendSequence.cpp104
1 files changed, 104 insertions, 0 deletions
diff --git a/src/animation/AnimBlendSequence.cpp b/src/animation/AnimBlendSequence.cpp
index 4578ec50..d35fbc46 100644
--- a/src/animation/AnimBlendSequence.cpp
+++ b/src/animation/AnimBlendSequence.cpp
@@ -15,6 +15,7 @@ CAnimBlendSequence::CAnimBlendSequence(void)
CAnimBlendSequence::~CAnimBlendSequence(void)
{
+ assert(keyFramesCompressed == nil);
if(keyFrames)
RwFree(keyFrames);
}
@@ -60,3 +61,106 @@ CAnimBlendSequence::RemoveQuaternionFlips(void)
last = frame->rotation;
}
}
+
+void
+CAnimBlendSequence::Uncompress(void)
+{
+ int i;
+
+ if(numFrames == 0)
+ return;
+
+ float rotScale = 1.0f/4096.0f;
+ float timeScale = 1.0f/60.0f;
+ float transScale = 1.0f/128.0f;
+ if(type & KF_TRANS){
+ void *newKfs = RwMalloc(numFrames * sizeof(KeyFrameTrans));
+ KeyFrameTransCompressed *ckf = (KeyFrameTransCompressed*)keyFramesCompressed;
+ KeyFrameTrans *kf = (KeyFrameTrans*)newKfs;
+ for(i = 0; i < numFrames; i++){
+ kf->rotation.x = ckf->rot[0]*rotScale;
+ kf->rotation.y = ckf->rot[1]*rotScale;
+ kf->rotation.z = ckf->rot[2]*rotScale;
+ kf->rotation.w = ckf->rot[3]*rotScale;
+ kf->deltaTime = ckf->deltaTime*timeScale;
+ kf->translation.x = ckf->trans[0]*transScale;
+ kf->translation.y = ckf->trans[1]*transScale;
+ kf->translation.z = ckf->trans[2]*transScale;
+ kf++;
+ ckf++;
+ }
+ keyFrames = newKfs;
+ }else{
+ void *newKfs = RwMalloc(numFrames * sizeof(KeyFrame));
+ KeyFrameCompressed *ckf = (KeyFrameCompressed*)keyFramesCompressed;
+ KeyFrame *kf = (KeyFrame*)newKfs;
+ for(i = 0; i < numFrames; i++){
+ kf->rotation.x = ckf->rot[0]*rotScale;
+ kf->rotation.y = ckf->rot[1]*rotScale;
+ kf->rotation.z = ckf->rot[2]*rotScale;
+ kf->rotation.w = ckf->rot[3]*rotScale;
+ kf->deltaTime = ckf->deltaTime*timeScale;
+ kf++;
+ ckf++;
+ }
+ keyFrames = newKfs;
+ }
+ RwFree(keyFramesCompressed);
+ keyFramesCompressed = nil;
+}
+
+void
+CAnimBlendSequence::CompressKeyframes(void)
+{
+ int i;
+
+ if(numFrames == 0)
+ return;
+
+ float rotScale = 4096.0f;
+ float timeScale = 60.0f;
+ float transScale = 128.0f;
+ if(type & KF_TRANS){
+ void *newKfs = RwMalloc(numFrames * sizeof(KeyFrameTransCompressed));
+ KeyFrameTransCompressed *ckf = (KeyFrameTransCompressed*)newKfs;
+ KeyFrameTrans *kf = (KeyFrameTrans*)keyFrames;
+ for(i = 0; i < numFrames; i++){
+ ckf->rot[0] = kf->rotation.x*rotScale;
+ ckf->rot[1] = kf->rotation.y*rotScale;
+ ckf->rot[2] = kf->rotation.z*rotScale;
+ ckf->rot[3] = kf->rotation.w*rotScale;
+ ckf->deltaTime = kf->deltaTime*timeScale + 0.5f;
+ ckf->trans[0] = kf->translation.x*transScale;
+ ckf->trans[1] = kf->translation.y*transScale;
+ ckf->trans[2] = kf->translation.z*transScale;
+ kf++;
+ ckf++;
+ }
+ keyFramesCompressed = newKfs;
+ }else{
+ void *newKfs = RwMalloc(numFrames * sizeof(KeyFrameCompressed));
+ KeyFrameCompressed *ckf = (KeyFrameCompressed*)newKfs;
+ KeyFrame *kf = (KeyFrame*)keyFrames;
+ for(i = 0; i < numFrames; i++){
+ ckf->rot[0] = kf->rotation.x*rotScale;
+ ckf->rot[1] = kf->rotation.y*rotScale;
+ ckf->rot[2] = kf->rotation.z*rotScale;
+ ckf->rot[3] = kf->rotation.w*rotScale;
+ ckf->deltaTime = kf->deltaTime*timeScale + 0.5f;
+ kf++;
+ ckf++;
+ }
+ keyFramesCompressed = newKfs;
+ }
+}
+
+void
+CAnimBlendSequence::RemoveUncompressedData(void)
+{
+ if(numFrames == 0)
+ return;
+ CompressKeyframes();
+ RwFree(keyFrames);
+ keyFrames = nil;
+}
+