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FITD/FitdLib/anim.cpp

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#include <unordered_map>
#include "common.h"
std::unordered_map<void*, char*> g_bodyBufferMap;
int SetAnimObjet(int frame, char* anim, char* body)
{
sAnimation* pAnimation = getAnimationFromPtr(anim);
s16 temp;
s16 ax;
s16 cx;
s16 bx;
char* saveAnim;
int i;
int flag;
flag = (*(s16*)body);
temp = *(s16*)anim;
anim+=2;
if(frame >= temp)
{
return(0);
}
ax = *(s16*)anim;
anim+=2;
cx = ax;
if(flag&INFO_OPTIMISE)
{
ax = ((ax<<4)+8)*frame;
}
else
{
ax = ((ax+1)<<3)*frame;
}
anim+=ax;
animCurrentTime = *(s16*)anim;
animKeyframeLength = animCurrentTime;
if(!(flag&2))
{
return(0);
}
body +=14;
g_bodyBufferMap[body + 2] = anim;
*(u16*)(body+6) = timer;
body+= *(s16*)body;
body+=2;
ax = *(s16*)body;
bx = ax;
body+=(((ax << 1) + bx) << 1) +2;
bx = ax = *(s16*)body;
body+=bx<<1;
if(cx > ax)
cx = ax;
body+=10;
saveAnim = anim;
anim += 8;
for(i=0;i<cx;i++)
{
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
if(flag&INFO_OPTIMISE)
{
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
*(s16*)(body) = *(s16*)(anim);
body+=2;
anim+=2;
}
body+=8;
}
anim = saveAnim;
anim+=2;
animStepX = *(s16*)anim;
anim+=2;
animStepY = *(s16*)anim;
anim+=2;
animStepZ = *(s16*)anim;
anim+=2;
return(1);
}
int InitAnim(int animNum,int animType, int animInfo)
{
if(animNum == currentProcessedActorPtr->ANIM)
{
if(!(currentProcessedActorPtr->_flags & AF_ANIMATED))
{
if(currentProcessedActorPtr->_flags & AF_BOXIFY)
{
removeFromBGIncrust(currentProcessedActorIdx);
}
currentProcessedActorPtr->_flags |= AF_ANIMATED;
SetAnimObjet(currentProcessedActorPtr->FRAME, HQR_Get(listAnim,animNum), HQR_Get(listBody, currentProcessedActorPtr->bodyNum));
currentProcessedActorPtr->animType = animType;
currentProcessedActorPtr->animInfo = animInfo;
if(g_gameId > AITD1)
{
currentProcessedActorPtr->FRAME = 0;
}
return 1;
}
else
{
currentProcessedActorPtr->animType = animType;
currentProcessedActorPtr->animInfo = animInfo;
return 0;
}
}
if(animNum == -1)
{
currentProcessedActorPtr->newAnim = -2;
return(1);
}
if(!(currentProcessedActorPtr->_flags & AF_ANIMATED))
{
currentProcessedActorPtr->_flags |= AF_ANIMATED;
if(currentProcessedActorPtr->_flags & AF_BOXIFY)
{
removeFromBGIncrust(currentProcessedActorIdx);
}
SetAnimObjet(0, HQR_Get(listAnim,animNum), HQR_Get(listBody, currentProcessedActorPtr->bodyNum));
currentProcessedActorPtr->newAnim = animNum;
currentProcessedActorPtr->newAnimType = animType;
currentProcessedActorPtr->newAnimInfo = animInfo;
if(g_gameId > AITD1)
{
currentProcessedActorPtr->FRAME = 0;
}
return 1;
}
if(g_gameId == AITD1)
{
if(currentProcessedActorPtr->animType & ANIM_UNINTERRUPTABLE)
return(0);
if(currentProcessedActorPtr->newAnimType & ANIM_UNINTERRUPTABLE)
return(0);
}
else
{
if(currentProcessedActorPtr->animType & ANIM_UNINTERRUPTABLE)
{
if(currentProcessedActorPtr->newAnimType & ANIM_UNINTERRUPTABLE)
{
return 0;
}
else
{
currentProcessedActorPtr->animInfo = animNum;
return 1;
}
}
}
currentProcessedActorPtr->newAnim = animNum;
currentProcessedActorPtr->newAnimType = animType;
currentProcessedActorPtr->newAnimInfo = animInfo;
if(g_gameId != AITD1)
{
currentProcessedActorPtr->FRAME = 0;
}
return(1);
}
int evaluateReal(interpolatedValue* data)
{
if(!data->param)
return data->newAngle;
if(timer - data->timeOfRotate> (unsigned int)data->param)
{
data->param = 0;
return data->newAngle;
}
return ((((data->newAngle - data->oldAngle)*(timer - data->timeOfRotate))/data->param)+data->oldAngle);
}
int manageFall(int actorIdx, ZVStruct* zvPtr)
{
int fallResult = 0;
int i;
int room = objectTable[actorIdx].room;
for(i=0;i<NUM_MAX_OBJECT;i++)
{
tObject* currentTestedActorPtr = &objectTable[i];
if(currentTestedActorPtr->indexInWorld != -1 && i != actorIdx)
{
ZVStruct* testedZv = &currentTestedActorPtr->zv;
if(currentTestedActorPtr->room != room)
{
ZVStruct localZv;
copyZv(zvPtr, &localZv);
getZvRelativePosition(&localZv, room, currentTestedActorPtr->room);
if(checkZvCollision(&localZv, testedZv))
{
objectTable[i].COL_BY = actorIdx;
fallResult++;
}
}
else
{
if(checkZvCollision(zvPtr, testedZv))
{
objectTable[i].COL_BY = actorIdx;
fallResult++;
}
}
}
}
return(fallResult);
}
void updateAnimation(void)
{
int oldStepZ=0;
int oldStepY=0;
int oldStepX=0;
int stepZ=0;
int stepY=0;
int stepX=0;
s16 localTable[3];
ZVStruct zvLocal;
ZVStruct* zvPtr;
int newAnim = currentProcessedActorPtr->newAnim;
if(newAnim != -1) // next anim ?
{
if(newAnim == -2) // completely stop anim and add actor to background
{
addActorToBgInscrust(currentProcessedActorIdx);
currentProcessedActorPtr->newAnim = -1;
currentProcessedActorPtr->newAnimType = 0;
currentProcessedActorPtr->newAnimInfo = -1;
currentProcessedActorPtr->END_ANIM = 1;
return;
}
if(currentProcessedActorPtr->END_FRAME == 0)
{
currentProcessedActorPtr->worldX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->roomX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->worldZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->roomZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->stepX = 0;
currentProcessedActorPtr->stepZ = 0;
currentProcessedActorPtr->animNegX = 0;
currentProcessedActorPtr->animNegY = 0;
currentProcessedActorPtr->animNegZ = 0;
}
initBufferAnim(BufferAnim[bufferAnimCounter], HQR_Get(listBody,currentProcessedActorPtr->bodyNum));
bufferAnimCounter++;
if(bufferAnimCounter == NB_BUFFER_ANIM)
bufferAnimCounter = 0;
currentProcessedActorPtr->ANIM = newAnim;
currentProcessedActorPtr->animType = currentProcessedActorPtr->newAnimType;
currentProcessedActorPtr->animInfo = currentProcessedActorPtr->newAnimInfo;
currentProcessedActorPtr->newAnim = -1;
currentProcessedActorPtr->newAnimType = 0;
currentProcessedActorPtr->newAnimInfo = -1;
currentProcessedActorPtr->END_ANIM = 0;
currentProcessedActorPtr->FRAME = 0;
currentProcessedActorPtr->numOfFrames = GetNbFramesAnim(HQR_Get(listAnim,newAnim));
}
if(currentProcessedActorPtr->ANIM == -1) // no animation
{
currentProcessedActorPtr->END_FRAME = 0;
if(currentProcessedActorPtr->speed == 0)
{
int numObjectCollisions = checkObjectCollisions(currentProcessedActorIdx, &currentProcessedActorPtr->zv);
for(int i = 0; i<numObjectCollisions; i++)
{
objectTable[currentProcessedActorPtr->COL[i]].COL_BY = currentProcessedActorIdx; // collision with current actor
}
oldStepY = 0;
oldStepZ = 0;
stepX = 0;
stepZ = 0;
stepY = 0;
}
else
{
oldStepX = currentProcessedActorPtr->stepX;
oldStepY = currentProcessedActorPtr->stepY;
oldStepZ = currentProcessedActorPtr->stepZ;
animStepY = 0;
animStepX = 0;
animStepZ = evaluateReal(&currentProcessedActorPtr->speedChange);
walkStep(0,animStepZ,currentProcessedActorPtr->beta);
stepX = animMoveX - oldStepX;
stepZ = animMoveZ - oldStepZ;
stepY = 0;
}
}
else // animation
{
oldStepX = currentProcessedActorPtr->stepX;
oldStepY = currentProcessedActorPtr->stepY;
oldStepZ = currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->END_FRAME = SetInterAnimObjet(currentProcessedActorPtr->FRAME, HQR_Get(listAnim, currentProcessedActorPtr->ANIM), HQR_Get(listBody, currentProcessedActorPtr->bodyNum));
walkStep(animStepX,animStepZ,currentProcessedActorPtr->beta);
stepX = animMoveX+currentProcessedActorPtr->animNegX - oldStepX;
stepZ = animMoveZ+currentProcessedActorPtr->animNegZ - oldStepZ;
}
if(currentProcessedActorPtr->YHandler.param) // currently falling ?
{
if(currentProcessedActorPtr->YHandler.param != -1)
{
stepY = evaluateReal(&currentProcessedActorPtr->YHandler) - oldStepY;
}
else // stop falling
{
stepY = currentProcessedActorPtr->YHandler.newAngle - oldStepY;
currentProcessedActorPtr->YHandler.param = 0;
currentProcessedActorPtr->YHandler.newAngle = 0;
currentProcessedActorPtr->YHandler.oldAngle = 0;
}
}
else
{
stepY = 0;
}
memcpy(localTable,currentProcessedActorPtr->COL,6);
if(stepX || stepY || stepZ) // start of movement management
{
zvPtr = &currentProcessedActorPtr->zv;
copyZv(&currentProcessedActorPtr->zv,&zvLocal);
zvLocal.ZVX1 += stepX;
zvLocal.ZVX2 += stepX;
zvLocal.ZVY1 += stepY;
zvLocal.ZVY2 += stepY;
zvLocal.ZVZ1 += stepZ;
zvLocal.ZVZ2 += stepZ;
if(currentProcessedActorPtr->dynFlags & 1) // hard collision enabled for actor ?
{
int numCol = AsmCheckListCol(&zvLocal, &roomDataTable[currentProcessedActorPtr->room]);
for(int i=0;i<numCol;i++)
{
hardColStruct* pHardCol = hardColTable[i];
if(pHardCol->type == 9)
{
currentProcessedActorPtr->HARD_COL = (short)pHardCol->parameter;
}
if(pHardCol->type == 3)
{
currentProcessedActorPtr->HARD_COL = 255;
}
if(g_gameId == AITD1 || (g_gameId>=JACK && (pHardCol->type != 10 || currentProcessedActorIdx != currentCameraTargetActor)))
{
if(stepX || stepZ) // move on the X or Z axis ? update to avoid entering the hard col
{
//ZVStruct tempZv;
hardColStepX = stepX;
hardColStepZ = stepZ;
handleCollision(zvPtr, &zvLocal, &pHardCol->zv);
currentProcessedActorPtr->animNegX += hardColStepX - stepX;
currentProcessedActorPtr->animNegZ += hardColStepZ - stepZ;
zvLocal.ZVX1 += hardColStepX - stepX;
zvLocal.ZVX2 += hardColStepX - stepX;
zvLocal.ZVZ1 += hardColStepZ - stepZ;
zvLocal.ZVZ2 += hardColStepZ - stepZ;
stepX = hardColStepX;
stepZ = hardColStepZ;
}
if(stepY)
{
//assert(0); //not implemented
}
}
}
}
else // no hard collision -> just update the flag without performing the position update
{
if(AsmCheckListCol(&zvLocal, &roomDataTable[currentProcessedActorPtr->room]))
{
currentProcessedActorPtr->HARD_COL = 1;
}
else
{
currentProcessedActorPtr->HARD_COL = 0;
}
}
int numCol = checkObjectCollisions(currentProcessedActorIdx,&zvLocal); // get the number of actor/actor collision
for(int j=0;j<numCol;j++) // process the actor/actor collision
{
int collisionIndex = currentProcessedActorPtr->COL[j];
tObject* actorTouchedPtr = &objectTable[collisionIndex];
actorTouchedPtr->COL_BY = currentProcessedActorIdx;
ZVStruct* touchedZv = &actorTouchedPtr->zv;
if(actorTouchedPtr->_flags & AF_FOUNDABLE) // takable
{
if(currentProcessedActorPtr->trackMode == 1 /*&& ((gameId == AITD1 && defines.field_1E == 0) || (gameId >= JACK && defines.field_6 == 0))*/) // TODO: check if character isn't dead...
{
foundObject(actorTouchedPtr->indexInWorld, 0);
}
}
else
{
if(actorTouchedPtr->_flags & AF_MOVABLE) // can be pushed ?
{
ZVStruct localZv2;
bool isPushPossible = true;
copyZv(touchedZv, &localZv2);
localZv2.ZVX1 += stepX;
localZv2.ZVX2 += stepX;
localZv2.ZVZ1 += stepZ;
localZv2.ZVZ2 += stepZ;
if(!AsmCheckListCol(&localZv2, &roomDataTable[currentProcessedActorPtr->room]))
{
if(checkObjectCollisions(collisionIndex, &localZv2))
{
isPushPossible = false;
}
}
else
{
isPushPossible = false;
}
if(!isPushPossible)
{
if(stepX || stepZ) //if we're trying to move
{
if(actorTouchedPtr->room != currentProcessedActorPtr->room)
{
ZVStruct localZv3;
copyZv(touchedZv, &localZv3);
getZvRelativePosition(&localZv3, actorTouchedPtr->room, currentProcessedActorPtr->room);
hardColStepX = stepX;
hardColStepZ = stepZ;
handleCollision(zvPtr, &zvLocal, &localZv3);
stepX = hardColStepX;
stepZ = hardColStepZ;
}
else
{
hardColStepX = stepX;
hardColStepZ = stepZ;
handleCollision(zvPtr, &zvLocal, touchedZv); // manage as hard collision
stepX = hardColStepX;
stepZ = hardColStepZ;
}
}
}
else // push succeed
{
if(actorTouchedPtr->_flags & AF_BOXIFY)
{
removeFromBGIncrust(collisionIndex);
}
actorTouchedPtr->_flags |= AF_ANIMATED;
actorTouchedPtr->worldX += stepX; // apply push to object
actorTouchedPtr->worldZ += stepZ;
actorTouchedPtr->roomX += stepX;
actorTouchedPtr->roomZ += stepZ;
copyZv(&localZv2,touchedZv);
}
}
else
{
// can't be pushed
if(currentProcessedActorPtr->dynFlags & 1)
{
if(stepX || stepZ) // if moving
{
if(actorTouchedPtr->room == currentProcessedActorPtr->room) // same room -> easy case
{
hardColStepX = stepX;
hardColStepZ = stepZ;
handleCollision(zvPtr, &zvLocal, touchedZv); // manage as hard collision
stepX = hardColStepX;
stepZ = hardColStepZ;
}
else // different room
{
ZVStruct localZv3;
copyZv(touchedZv, &localZv3);
getZvRelativePosition(&localZv3, actorTouchedPtr->room, currentProcessedActorPtr->room);
hardColStepX = stepX;
hardColStepZ = stepZ;
handleCollision(zvPtr, &zvLocal, &localZv3); // manage as hard collision
stepX = hardColStepX;
stepZ = hardColStepZ;
}
}
}
}
}
} // end of actor/actor collision
currentProcessedActorPtr->stepX = stepX + oldStepX;
currentProcessedActorPtr->stepY = stepY + oldStepY;
currentProcessedActorPtr->stepZ = stepZ + oldStepZ;
currentProcessedActorPtr->zv.ZVX1 += stepX;
currentProcessedActorPtr->zv.ZVX2 += stepX;
currentProcessedActorPtr->zv.ZVY1 += stepY;
currentProcessedActorPtr->zv.ZVY2 += stepY;
currentProcessedActorPtr->zv.ZVZ1 += stepZ;
currentProcessedActorPtr->zv.ZVZ2 += stepZ;
} // end of movement management
if(!currentProcessedActorPtr->YHandler.param)
{
// fall management ?
currentProcessedActorPtr->worldY += currentProcessedActorPtr->stepY;
currentProcessedActorPtr->roomY += currentProcessedActorPtr->stepY;
currentProcessedActorPtr->stepY = 0;
if(currentProcessedActorPtr->_flags & AF_FALLABLE)
{
zvPtr = &currentProcessedActorPtr->zv;
copyZv(zvPtr, &zvLocal);
zvLocal.ZVY2 += 100;
if(currentProcessedActorPtr->roomY < -10 && !AsmCheckListCol(&zvLocal,&roomDataTable[currentProcessedActorPtr->room]) && !manageFall(currentProcessedActorIdx,&zvLocal))
{
InitRealValue(0, 2000, 40, &currentProcessedActorPtr->YHandler);
}
else
{
currentProcessedActorPtr->falling = 0;
}
}
}
else
{
if((currentProcessedActorPtr->YHandler.param != -1) && (currentProcessedActorPtr->_flags & AF_FALLABLE))
{
currentProcessedActorPtr->falling = 1;
}
}
for(int i=0; i<3; i++)
{
int collisionIndex = localTable[i];
if(collisionIndex != -1)
{
tObject* actorTouchedPtr = &objectTable[collisionIndex];
if(actorTouchedPtr->_flags & AF_MOVABLE)
{
int i;
for(i=0;i<3;i++)
{
if(currentProcessedActorPtr->COL[i] == collisionIndex)
break;
}
if(i == 3)
{
actorTouchedPtr->_flags &= ~AF_ANIMATED;
addActorToBgInscrust(collisionIndex);
}
}
}
}
if(currentProcessedActorPtr->END_FRAME) // key frame change
{
currentProcessedActorPtr->FRAME++;
if(currentProcessedActorPtr->FRAME >= currentProcessedActorPtr->numOfFrames) // end of anim ?
{
currentProcessedActorPtr->END_ANIM = 1; // end of anim
currentProcessedActorPtr->FRAME = 0; // restart anim
if(!(currentProcessedActorPtr->animType & 1) && (currentProcessedActorPtr->newAnim == -1)) // is another anim waiting ?
{
currentProcessedActorPtr->animType &= 0xFFFD;
InitAnim(currentProcessedActorPtr->animInfo, 1, -1);
}
}
currentProcessedActorPtr->worldX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->roomX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->worldZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->roomZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->stepX = 0;
currentProcessedActorPtr->stepZ = 0;
currentProcessedActorPtr->animNegX = 0;
currentProcessedActorPtr->animNegY = 0;
currentProcessedActorPtr->animNegZ = 0;
}
else // not the end of anim
{
if((currentProcessedActorPtr->ANIM == -1) && (currentProcessedActorPtr->speed != 0) && (currentProcessedActorPtr->speedChange.param == 0))
{
currentProcessedActorPtr->worldX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->roomX += currentProcessedActorPtr->stepX;
currentProcessedActorPtr->worldZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->roomZ += currentProcessedActorPtr->stepZ;
currentProcessedActorPtr->stepX = 0;
currentProcessedActorPtr->stepZ = 0;
InitRealValue(0,currentProcessedActorPtr->speed,60,&currentProcessedActorPtr->speedChange);
}
currentProcessedActorPtr->END_ANIM = 0;
}
}
void initBufferAnim(std::vector<s16>& buffer, char* bodyPtr)
{
std::vector<s16>::iterator bufferIt = buffer.begin();
int flag = *(s16*)bodyPtr;
if(flag & 2)
{
char* source = bodyPtr+0x10;
s16 ax;
int cx;
int i;
*(u16*)(source+4) = (u16)timer;
g_bodyBufferMap[source] = (char*)&buffer[0];
source += *(s16*)(source-2);
ax = *(s16*)(source);
ax = (((ax * 2) + ax)*2)+2;
source += ax;
cx = *(s16*)source;
source += cx*2;
bufferIt += 4;
source+= 10;
for(i=0;i<cx;i++)
{
bufferIt[0] = *(s16*)(source);
bufferIt[1] = *(s16*)(source+2);
bufferIt[2] = *(s16*)(source+4);
bufferIt[3] = *(s16*)(source+6);
bufferIt +=4;
source+=8;
if(flag&INFO_OPTIMISE)
{
bufferIt[0] = *(s16*)(source);
bufferIt[1] = *(s16*)(source + 2);
bufferIt[2] = *(s16*)(source + 4);
bufferIt[3] = *(s16*)(source + 6);
bufferIt +=4;
source+=8;
}
source+=8;
}
}
}
s16 GetNbFramesAnim(char* animPtr)
{
return(*(s16*)animPtr);
}
s16 PatchType(char** bodyPtr) // local
{
s16 temp = *(s16*)animVar1;
animVar1+=2;
animVar4+=2;
*(s16*)(*bodyPtr) = temp;
(*bodyPtr)+=2;
return(temp);
}
void PatchInterAngle(char** bodyPtr, int bp, int bx) // local
{
s16 oldRotation = *(s16*)animVar4;
s16 newRotation;
s16 diff;
animVar4+=2;
newRotation = *(s16*)animVar1;
animVar1+=2;
diff = newRotation - oldRotation;
if(diff == 0)
{
*(s16*)(*bodyPtr) = newRotation;
}
else
{
if(diff <= 0x200)
{
if(diff >= -0x200)
{
*(s16*)(*bodyPtr) = ((diff*bp)/bx) + oldRotation;
}
else
{
newRotation += 0x400;
newRotation -= oldRotation;
*(s16*)(*bodyPtr) = ((newRotation*bp)/bx) + oldRotation;
}
}
else
{
oldRotation += 0x400;
newRotation -= oldRotation;
*(s16*)(*bodyPtr) = ((newRotation*bp)/bx) + oldRotation;
}
}
(*bodyPtr)+=2;
}
void PatchInterStep(char** bodyPtr, int bp, int bx) // local
{
s16 cx = *(s16*)animVar4;
s16 ax;
animVar4+=2;
ax = *(s16*)animVar1;
animVar1+=2;
if(ax == cx)
{
*(s16*)(*bodyPtr) = ax;
}
else
{
*(s16*)(*bodyPtr) = (((ax - cx)*bp)/bx) + cx;
}
(*bodyPtr)+=2;
}
s16 SetInterAnimObjet(int frame, char* animPtr, char* bodyPtr)
{
int numOfBonesInAnim = *(s16*)(animPtr+2);
u16 keyframeLength;
u16 timeOfKeyframeStart;
int ax;
u16 bx;
u16 time;
int bp;
int flag;
sBody* pBody = getBodyFromPtr(bodyPtr);
flag = pBody->m_flags;
animPtr+=4;
if(flag&INFO_OPTIMISE)
{
animPtr += ((numOfBonesInAnim<<4)+8)*frame; // seek to keyframe
}
else
{
animPtr += ((numOfBonesInAnim+1)*8)*frame; // seek to keyframe
}
// animVar1 = ptr to the current keyFrame
animVar1 = animPtr;
keyframeLength = *(u16*)animPtr; // keyframe length
if(!(pBody->m_flags & INFO_ANIM)) // do not anim if the model can't be animated
{
return(0);
}
bodyPtr+=16;// skip the flags, ZV, scratch buffer size
animVar3 = bodyPtr; // this is the scratch buffer
timeOfKeyframeStart = *(u16*)(bodyPtr+4); // time of start of keyframe
char* animBufferPtr = g_bodyBufferMap[bodyPtr];
if(!animBufferPtr)
{
animBufferPtr = animVar1;
}
// animVar4 = ptr to previous key frame
animVar4 = animBufferPtr;
bodyPtr+= *(s16*)(bodyPtr-2); // skip over scratch buffer
ax = *(s16*)bodyPtr; // num vertices
ax = (ax*6)+2;
bodyPtr+=ax; // skip the vertices
ax = *(s16*)bodyPtr; // num of group order
bx = ax;
bodyPtr+=bx*2; // skip group order table
if(numOfBonesInAnim > pBody->m_groupOrder.size())
{
numOfBonesInAnim = pBody->m_groupOrder.size();
}
bodyPtr+=10; // skip bone 0
time = (u16)timer - timeOfKeyframeStart;
bx = keyframeLength;
bp = time;
if(time<keyframeLength) // interpolate keyframe
{
char* animVar1Backup = animVar1;
// skip bone 0 anim
animVar4 += 8; // anim buffer
animVar1 += 8; // current keyframe ptr
if(!(flag&INFO_OPTIMISE))
{
do
{
switch(PatchType(&bodyPtr))
{
case 0: // rotate
PatchInterAngle(&bodyPtr,bp,bx);
PatchInterAngle(&bodyPtr,bp,bx);
PatchInterAngle(&bodyPtr,bp,bx);
break;
case 1: // translate
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
break;
case 2: // zoom
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
break;
}
bodyPtr+=8;
}
while(--numOfBonesInAnim);
}
else
{
do
{
switch(PatchType(&bodyPtr))
{
case 0:
{
animVar4 += 6;
animVar1 += 6;
bodyPtr += 6;
break;
}
case 1:
case 2:
{
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
PatchInterStep(&bodyPtr,bp,bx);
break;
}
}
PatchInterAngle(&bodyPtr,bp,bx);
PatchInterAngle(&bodyPtr,bp,bx);
PatchInterAngle(&bodyPtr,bp,bx);
animVar4 += 2;
animVar1 += 2;
bodyPtr += 10;
}
while(--numOfBonesInAnim);
}
animVar1 = animVar1Backup;
animVar1+=2;
animStepX = ((*(s16*)(animVar1))*bp)/bx; // X
animStepY = ((*(s16*)(animVar1+2))*bp)/bx; // Y
animStepZ = ((*(s16*)(animVar1+4))*bp)/bx; // Z
animVar1+=6;
animCurrentTime = bx;
animKeyframeLength = bp;
return(0);
}
else // change keyframe
{
char* tempBx = animVar1;
char* si = animVar1;
si+=8;
do
{
*(s16*)(bodyPtr) = *(s16*)(si);
*(s16*)(bodyPtr+2) = *(s16*)(si+2);
*(s16*)(bodyPtr+4) = *(s16*)(si+4);
*(s16*)(bodyPtr+6) = *(s16*)(si+6);
bodyPtr+=8;
si+=8;
if(flag&INFO_OPTIMISE)
{
*(s16*)(bodyPtr) = *(s16*)(si);
*(s16*)(bodyPtr+2) = *(s16*)(si+2);
*(s16*)(bodyPtr+4) = *(s16*)(si+4);
*(s16*)(bodyPtr+6) = *(s16*)(si+6);
bodyPtr+=8;
si+=8;
}
bodyPtr+=8;
}while(--numOfBonesInAnim);
g_bodyBufferMap[animVar3] = animVar1;
//*(char**)animVar3 = animVar1;
*(u16*)(animVar3+4) = (u16)timer;
tempBx+=2;
animCurrentTime = bx;
animKeyframeLength = bx;
animStepX = *(s16*)(tempBx);
animStepY = *(s16*)(tempBx+2);
animStepZ = *(s16*)(tempBx+4);
tempBx += 6;
return(1);
}
}
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