re3/src/animation/AnimBlendSequence.cpp

63 lines
1.0 KiB
C++

#include "common.h"
#include "AnimBlendSequence.h"
CAnimBlendSequence::CAnimBlendSequence(void)
{
type = 0;
numFrames = 0;
keyFrames = nil;
keyFramesCompressed = nil;
#ifdef PED_SKIN
boneTag = -1;
#endif
}
CAnimBlendSequence::~CAnimBlendSequence(void)
{
if(keyFrames)
RwFree(keyFrames);
}
void
CAnimBlendSequence::SetName(char *name)
{
strncpy(this->name, name, 24);
}
void
CAnimBlendSequence::SetNumFrames(int numFrames, bool translation)
{
int sz;
if(translation){
sz = sizeof(KeyFrameTrans);
type |= KF_ROT | KF_TRANS;
}else{
sz = sizeof(KeyFrame);
type |= KF_ROT;
}
keyFrames = RwMalloc(sz * numFrames);
this->numFrames = numFrames;
}
void
CAnimBlendSequence::RemoveQuaternionFlips(void)
{
int i;
CQuaternion last;
KeyFrame *frame;
if(numFrames < 2)
return;
frame = GetKeyFrame(0);
last = frame->rotation;
for(i = 1; i < numFrames; i++){
frame = GetKeyFrame(i);
if(DotProduct(last, frame->rotation) < 0.0f)
frame->rotation = -frame->rotation;
last = frame->rotation;
}
}