Import Cai1Hsu/re3 @ miami (reVC / GTA:VC decompilation)HEADmiami

Snapshot import (no upstream history) into git.ancap.in.ua/claude, per @lzcnt.
Source: https://github.com/Cai1Hsu/re3 branch miami.

1 files changed, 200 insertions, 0 deletions

diff --git a/src/animation/AnimBlendSequence.cpp b/src/animation/AnimBlendSequence.cpp
new file mode 100644
index 0000000..36ac949
--- /dev/null
+++ b/src/animation/AnimBlendSequence.cpp
@@ -0,0 +1,200 @@
+#include "common.h"
+
+#include "AnimBlendSequence.h"
+#include "MemoryHeap.h"
+
+CAnimBlendSequence::CAnimBlendSequence(void)
+{
+	type = 0;
+	numFrames = 0;
+	keyFrames = nil;
+	keyFramesCompressed = nil;
+	boneTag = -1;
+}
+
+CAnimBlendSequence::~CAnimBlendSequence(void)
+{
+	if(keyFrames)
+		RwFree(keyFrames);
+	if(keyFramesCompressed)
+		RwFree(keyFramesCompressed);
+}
+
+void
+CAnimBlendSequence::SetName(char *name)
+{
+	strncpy(this->name, name, 24);
+}
+
+void
+CAnimBlendSequence::SetNumFrames(int numFrames, bool translation, bool compressed)
+{
+	if(translation){
+		type |= KF_ROT | KF_TRANS;
+		if(compressed)
+			keyFramesCompressed = RwMalloc(sizeof(KeyFrameTrans) * numFrames);
+		else
+			keyFrames = RwMalloc(sizeof(KeyFrameTrans) * numFrames);
+	}else{
+		type |= KF_ROT;
+		if(compressed)
+			keyFramesCompressed = RwMalloc(sizeof(KeyFrame) * numFrames);
+		else
+			keyFrames = RwMalloc(sizeof(KeyFrame) * 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;
+	}
+}
+
+void
+CAnimBlendSequence::Uncompress(void)
+{
+	int i;
+
+	if(numFrames == 0)
+		return;
+
+	PUSH_MEMID(MEMID_ANIMATION);
+
+	float rotScale = 1.0f/4096.0f;
+	float timeScale = 1.0f/60.0f;
+	float transScale = 1.0f/1024.0f;
+	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;
+	}
+	REGISTER_MEMPTR(&keyFrames);
+
+	RwFree(keyFramesCompressed);
+	keyFramesCompressed = nil;
+
+	POP_MEMID();
+}
+
+void
+CAnimBlendSequence::CompressKeyframes(void)
+{
+	int i;
+
+	if(numFrames == 0)
+		return;
+
+	PUSH_MEMID(MEMID_ANIMATION);
+
+	float rotScale = 4096.0f;
+	float timeScale = 60.0f;
+	float transScale = 1024.0f;
+	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;
+	}
+	REGISTER_MEMPTR(&keyFramesCompressed);
+
+	POP_MEMID();
+}
+
+void
+CAnimBlendSequence::RemoveUncompressedData(void)
+{
+	if(numFrames == 0)
+		return;
+	CompressKeyframes();
+	RwFree(keyFrames);
+	keyFrames = nil;
+}
+
+#ifdef USE_CUSTOM_ALLOCATOR
+bool
+CAnimBlendSequence::MoveMemory(void)
+{
+	if(keyFrames){
+		void *newaddr = gMainHeap.MoveMemory(keyFrames);
+		if(newaddr != keyFrames){
+			keyFrames = newaddr;
+			return true;
+		}
+	}else if(keyFramesCompressed){
+		void *newaddr = gMainHeap.MoveMemory(keyFramesCompressed);
+		if(newaddr != keyFramesCompressed){
+			keyFramesCompressed = newaddr;
+			return true;
+		}
+	}
+	return false;
+}
+#endif