1 files changed, 402 insertions, 0 deletions
diff --git a/src/animation/RpAnimBlend.cpp b/src/animation/RpAnimBlend.cpp
new file mode 100644
index 00000000..9d5e2162
--- /dev/null
+++ b/src/animation/RpAnimBlend.cpp
@@ -0,0 +1,402 @@
+#include "common.h"
+#include "patcher.h"
+#include "NodeName.h"
+#include "VisibilityPlugins.h"
+#include "AnimBlendClumpData.h"
+#include "AnimBlendHierarchy.h"
+#include "AnimBlendAssociation.h"
+#include "RpAnimBlend.h"
+
+RwInt32 &ClumpOffset = *(RwInt32*)0x8F1B84;
+
+enum
+{
+	ID_RPANIMBLEND = MAKECHUNKID(rwVENDORID_ROCKSTAR, 0xFD),
+};
+
+void*
+AnimBlendClumpCreate(void *object, RwInt32 offsetInObject, RwInt32 sizeInObject)
+{
+	*RWPLUGINOFFSET(CAnimBlendClumpData*, object, offsetInObject) = nil;
+	return object;
+}
+
+void*
+AnimBlendClumpDestroy(void *object, RwInt32 offsetInObject, RwInt32 sizeInObject)
+{
+	CAnimBlendClumpData *data;
+	data = *RPANIMBLENDCLUMPDATA(object);
+	if(data){
+		RpAnimBlendClumpRemoveAllAssociations((RpClump*)object);
+		delete data;
+		*RPANIMBLENDCLUMPDATA(object) = nil;
+	}
+	return object;
+}
+
+void *AnimBlendClumpCopy(void *dstObject, const void *srcObject, RwInt32 offsetInObject, RwInt32 sizeInObject) { return nil; }
+
+bool
+RpAnimBlendPluginAttach(void)
+{
+	ClumpOffset = RpClumpRegisterPlugin(sizeof(CAnimBlendClumpData*), ID_RPANIMBLEND,
+		AnimBlendClumpCreate, AnimBlendClumpDestroy, AnimBlendClumpCopy);
+	return ClumpOffset >= 0;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendGetNextAssociation(CAnimBlendAssociation *assoc)
+{
+	if(assoc->link.next)
+		CAnimBlendAssociation::FromLink(assoc->link.next);
+	return nil;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendGetNextAssociation(CAnimBlendAssociation *assoc, uint32 mask)
+{
+	CAnimBlendLink *link;
+	for(link = assoc->link.next; link; link = link->next){
+		assoc = CAnimBlendAssociation::FromLink(link);
+		if(assoc->flags & mask)
+			return assoc;
+	}
+	return nil;
+}
+
+void
+RpAnimBlendAllocateData(RpClump *clump)
+{
+	*RPANIMBLENDCLUMPDATA(clump) = new CAnimBlendClumpData;
+}
+
+
+void
+RpAnimBlendClumpSetBlendDeltas(RpClump *clump, uint32 mask, float delta)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		if(mask == 0 || (assoc->flags & mask))
+			assoc->blendDelta = delta;
+	}
+}
+
+void
+RpAnimBlendClumpRemoveAllAssociations(RpClump *clump)
+{
+	RpAnimBlendClumpRemoveAssociations(clump, 0);
+}
+
+void
+RpAnimBlendClumpRemoveAssociations(RpClump *clump, uint32 mask)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	CAnimBlendLink *next;
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = next){
+		next = link->next;
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		if(mask == 0 || (assoc->flags & mask))
+			if(assoc)
+				delete assoc;
+	}
+}
+
+RwFrame*
+FrameForAllChildrenCountCallBack(RwFrame *frame, void *data)
+{
+	int *numFrames = (int*)data;
+	(*numFrames)++;
+	RwFrameForAllChildren(frame, FrameForAllChildrenCountCallBack, data);
+	return frame;
+}
+
+RwFrame*
+FrameForAllChildrenFillFrameArrayCallBack(RwFrame *frame, void *data)
+{
+	AnimBlendFrameData **frames = (AnimBlendFrameData**)data;
+	(*frames)->frame = frame;
+	(*frames)++;
+	RwFrameForAllChildren(frame, FrameForAllChildrenFillFrameArrayCallBack, frames);
+	return frame;
+}
+
+void
+FrameInitCallBack(AnimBlendFrameData *frameData, void*)
+{
+	frameData->flag = 0;
+	frameData->resetPos = *RwMatrixGetPos(RwFrameGetMatrix(frameData->frame));
+}
+
+void
+RpAnimBlendClumpInit(RpClump *clump)
+{
+#ifdef PED_SKIN
+	TODO
+#else
+	int numFrames = 0;
+	CAnimBlendClumpData *clumpData;
+	RwFrame *root;
+	AnimBlendFrameData *frames;
+
+	RpAnimBlendAllocateData(clump);
+	clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	root = RpClumpGetFrame(clump);
+	RwFrameForAllChildren(root, FrameForAllChildrenCountCallBack, &numFrames);
+	clumpData->SetNumberOfFrames(numFrames);
+	frames = clumpData->frames;
+	RwFrameForAllChildren(root, FrameForAllChildrenFillFrameArrayCallBack, &frames);
+	clumpData->ForAllFrames(FrameInitCallBack, nil);
+	clumpData->frames[0].flag |= AnimBlendFrameData::VELOCITY_EXTRACTION;
+#endif
+}
+
+bool
+RpAnimBlendClumpIsInitialized(RpClump *clump)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	return clumpData && clumpData->numFrames != 0;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetAssociation(RpClump *clump, uint32 id)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		if(assoc->animId == id)
+			return assoc;
+	}
+	return nil;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetMainAssociation(RpClump *clump, CAnimBlendAssociation **assocRet, float *blendRet)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	CAnimBlendAssociation *mainAssoc = nil;
+	CAnimBlendAssociation *secondAssoc = nil;
+	float mainBlend = 0.0;
+	float secondBlend = 0.0;
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+
+		if(assoc->IsPartial())
+			continue;
+
+		if(assoc->blendAmount > mainBlend){
+			secondBlend = mainBlend;
+			mainBlend = assoc->blendAmount;
+
+			secondAssoc = mainAssoc;
+			mainAssoc = assoc;
+		}else if(assoc->blendAmount > secondBlend){
+			secondBlend = assoc->blendAmount;
+			secondAssoc = assoc;
+		}
+	}
+	if(assocRet) *assocRet = secondAssoc;
+	if(blendRet) *blendRet = secondBlend;
+	return mainAssoc;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetMainPartialAssociation(RpClump *clump)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	CAnimBlendAssociation *mainAssoc = nil;
+	float mainBlend = 0.0;
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+
+		if(!assoc->IsPartial())
+			continue;
+
+		if(assoc->blendAmount > mainBlend){
+			mainBlend = assoc->blendAmount;
+			mainAssoc = assoc;
+		}
+	}
+	return mainAssoc;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetMainAssociation_N(RpClump *clump, int n)
+{
+	int i;
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	i = 0;
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+
+		if(assoc->IsPartial())
+			continue;
+
+		if(i == n)
+			return assoc;
+		i++;
+	}
+	return nil;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetMainPartialAssociation_N(RpClump *clump, int n)
+{
+	int i;
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	i = 0;
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+
+		if(!assoc->IsPartial())
+			continue;
+
+		if(i == n)
+			return assoc;
+		i++;
+	}
+	return nil;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetFirstAssociation(RpClump *clump, uint32 mask)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+
+	if(clumpData == nil) return nil;
+
+	for(CAnimBlendLink *link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		if(assoc->flags & mask)
+			return assoc;
+	}
+	return nil;
+}
+
+CAnimBlendAssociation*
+RpAnimBlendClumpGetFirstAssociation(RpClump *clump)
+{
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	if(clumpData == nil) return nil;
+	if(clumpData->link.next == nil) return nil;
+	return CAnimBlendAssociation::FromLink(clumpData->link.next); 
+}
+
+void
+FillFrameArrayCallBack(AnimBlendFrameData *frame, void *arg)
+{
+	AnimBlendFrameData **frames = (AnimBlendFrameData**)arg;
+	frames[CVisibilityPlugins::GetFrameHierarchyId(frame->frame)] = frame;
+}
+
+void
+RpAnimBlendClumpFillFrameArray(RpClump *clump, AnimBlendFrameData **frames)
+{
+#ifdef PED_SKIN
+	TODO
+#else
+	(*RPANIMBLENDCLUMPDATA(clump))->ForAllFrames(FillFrameArrayCallBack, frames);
+#endif
+}
+
+AnimBlendFrameData *pFrameDataFound;
+
+void
+FrameFindCallBack(AnimBlendFrameData *frame, void *arg)
+{
+	char *nodename = GetFrameNodeName(frame->frame);
+	if(strcmpi(nodename, (char*)arg) == 0)
+		pFrameDataFound = frame;
+}
+
+AnimBlendFrameData*
+RpAnimBlendClumpFindFrame(RpClump *clump, const char *name)
+{
+	pFrameDataFound = nil;
+#ifdef PED_SKIN
+	TODO
+#else
+	(*RPANIMBLENDCLUMPDATA(clump))->ForAllFrames(FrameFindCallBack, (void*)name);
+#endif
+	return pFrameDataFound;
+}
+
+void
+RpAnimBlendClumpUpdateAnimations(RpClump *clump, float timeDelta)
+{
+	int i;
+	AnimBlendFrameUpdateData updateData;
+	float totalLength = 0.0f;
+	float totalBlend = 0.0f;
+	CAnimBlendLink *link, *next;
+	CAnimBlendClumpData *clumpData = *RPANIMBLENDCLUMPDATA(clump);
+	gpAnimBlendClump = clumpData;
+
+	if(clumpData->link.next == nil)
+		return;
+
+	// Update blend and get node array
+	i = 0;
+	updateData.foobar = 0;
+	for(link = clumpData->link.next; link; link = next){
+		next = link->next;
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		if(assoc->UpdateBlend(timeDelta)){
+			// CAnimManager::UncompressAnimation(v6->hierarchy)
+			updateData.nodes[i++] = assoc->GetNode(0);
+			if(assoc->flags & ASSOC_MOVEMENT){
+				totalLength += assoc->hierarchy->totalLength/assoc->speed * assoc->blendAmount;
+				totalBlend += assoc->blendAmount;
+			}else
+				updateData.foobar = 1;
+		}
+	}
+	updateData.nodes[i] = 0;
+
+	clumpData->ForAllFrames(FrameUpdateCallBack, &updateData);
+
+	for(link = clumpData->link.next; link; link = link->next){
+		CAnimBlendAssociation *assoc = CAnimBlendAssociation::FromLink(link);
+		float relSpeed = totalLength == 0.0f ? 1.0f : totalBlend/totalLength;
+		assoc->UpdateTime(timeDelta, relSpeed);
+	}
+	RwFrameUpdateObjects(RpClumpGetFrame(clump));
+}
+
+
+STARTPATCHES
+	InjectHook(0x4052D0, RpAnimBlendPluginAttach, PATCH_JUMP);
+	InjectHook(0x4052A0, RpAnimBlendAllocateData, PATCH_JUMP);
+	InjectHook(0x405780, (CAnimBlendAssociation *(*)(CAnimBlendAssociation*))RpAnimBlendGetNextAssociation, PATCH_JUMP);
+	InjectHook(0x4057A0, (CAnimBlendAssociation *(*)(CAnimBlendAssociation*,uint32))RpAnimBlendGetNextAssociation, PATCH_JUMP);
+
+	InjectHook(0x405520, RpAnimBlendClumpSetBlendDeltas, PATCH_JUMP);
+	InjectHook(0x405560, RpAnimBlendClumpRemoveAllAssociations, PATCH_JUMP);
+	InjectHook(0x405570, RpAnimBlendClumpRemoveAssociations, PATCH_JUMP);
+	InjectHook(0x405480, RpAnimBlendClumpInit, PATCH_JUMP);
+	InjectHook(0x405500, RpAnimBlendClumpIsInitialized, PATCH_JUMP);
+	InjectHook(0x4055C0, RpAnimBlendClumpGetAssociation, PATCH_JUMP);
+	InjectHook(0x4055F0, RpAnimBlendClumpGetMainAssociation, PATCH_JUMP);
+	InjectHook(0x405680, RpAnimBlendClumpGetMainPartialAssociation, PATCH_JUMP);
+	InjectHook(0x4056D0, RpAnimBlendClumpGetMainAssociation_N, PATCH_JUMP);
+	InjectHook(0x405710, RpAnimBlendClumpGetMainPartialAssociation_N, PATCH_JUMP);
+	InjectHook(0x405750, (CAnimBlendAssociation *(*)(RpClump*, uint32))RpAnimBlendClumpGetFirstAssociation, PATCH_JUMP);
+	InjectHook(0x4031B0, (CAnimBlendAssociation *(*)(RpClump*))RpAnimBlendClumpGetFirstAssociation, PATCH_JUMP);
+	InjectHook(0x405460, RpAnimBlendClumpFillFrameArray, PATCH_JUMP);
+	InjectHook(0x4024B0, RpAnimBlendClumpUpdateAnimations, PATCH_JUMP);
+ENDPATCHES