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jedioutcast/CODE-mp/ghoul2/G2_bones.cpp
James Monroe a8c260f9e4 Jedi Outcast Release v1.0
2013-04-04 13:24:26 -05:00

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// leave this as first line for PCH reasons...
//
#ifndef __Q_SHARED_H
#include "../game/q_shared.h"
#endif
#if !defined(TR_LOCAL_H)
#include "../renderer/tr_local.h"
#endif
#if !defined(_QCOMMON_H_)
#include "../qcommon/qcommon.h"
#endif
#include "../renderer/MatComp.h"
#if !defined(G2_H_INC)
#include "G2.h"
#endif
#include "G2_local.h"
//=====================================================================================================================
// Bone List handling routines - so entities can override bone info on a bone by bone level, and also interrogate this info
// Given a bone name, see if that bone is already in our bone list - note the model_t pointer that gets passed in here MUST point at the
// gla file, not the glm file type.
int G2_Find_Bone(const model_t *mod, boneInfo_v &blist, const char *boneName)
{
int i;
mdxaSkel_t *skel;
mdxaSkelOffsets_t *offsets;
offsets = (mdxaSkelOffsets_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t));
skel = (mdxaSkel_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t) + offsets->offsets[0]);
// look through entire list
for(i=0; i<blist.size(); i++)
{
// if this bone entry has no info in it, bounce over it
if (blist[i].boneNumber == -1)
{
continue;
}
// figure out what skeletal info structure this bone entry is looking at
skel = (mdxaSkel_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t) + offsets->offsets[blist[i].boneNumber]);
// if name is the same, we found it
if (!stricmp(skel->name, boneName))
{
return i;
}
}
// didn't find it
return -1;
}
// we need to add a bone to the list - find a free one and see if we can find a corresponding bone in the gla file
int G2_Add_Bone (const model_t *mod, boneInfo_v &blist, const char *boneName)
{
int i, x;
mdxaSkel_t *skel;
mdxaSkelOffsets_t *offsets;
boneInfo_t tempBone;
offsets = (mdxaSkelOffsets_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t));
// walk the entire list of bones in the gla file for this model and see if any match the name of the bone we want to find
for (x=0; x< mod->mdxa->numBones; x++)
{
skel = (mdxaSkel_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t) + offsets->offsets[x]);
// if name is the same, we found it
if (!stricmp(skel->name, boneName))
{
break;
}
}
// check to see we did actually make a match with a bone in the model
if (x == mod->mdxa->numBones)
{
// didn't find it? Error
assert(0);
return -1;
}
// look through entire list - see if it's already there first
for(i=0; i<blist.size(); i++)
{
// if this bone entry has info in it, bounce over it
if (blist[i].boneNumber != -1)
{
skel = (mdxaSkel_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t) + offsets->offsets[blist[i].boneNumber]);
// if name is the same, we found it
if (!stricmp(skel->name, boneName))
{
return i;
}
}
else
{
// if we found an entry that had a -1 for the bonenumber, then we hit a bone slot that was empty
blist[i].boneNumber = x;
blist[i].flags = 0;
return i;
}
}
// ok, we didn't find an existing bone of that name, or an empty slot. Lets add an entry
tempBone.boneNumber = x;
tempBone.flags = 0;
blist.push_back(tempBone);
return blist.size()-1;
}
// Given a model handle, and a bone name, we want to remove this bone from the bone override list
qboolean G2_Remove_Bone_Index ( boneInfo_v &blist, int index)
{
// did we find it?
if (index != -1)
{
// check the flags first - if it's still being used Do NOT remove it
if (!blist[index].flags)
{
// set this bone to not used
blist[index].boneNumber = -1;
int newSize = blist.size();
// now look through the list from the back and see if there is a block of -1's we can resize off the end of the list
for (int i=blist.size()-1; i>-1; i--)
{
if (blist[i].boneNumber == -1)
{
newSize = i;
}
// once we hit one that isn't a -1, we are done.
else
{
break;
}
}
// do we need to resize?
if (newSize != blist.size())
{
// yes, so lets do it
blist.resize(newSize);
}
return qtrue;
}
}
// assert(0);
// no
return qfalse;
}
// given a bone number, see if there is an override bone in the bone list
int G2_Find_Bone_In_List(boneInfo_v &blist, const int boneNum)
{
int i;
// look through entire list
for(i=0; i<blist.size(); i++)
{
if (blist[i].boneNumber == boneNum)
{
return i;
}
}
return -1;
}
// given a model, bonelist and bonename, lets stop an anim if it's playing.
qboolean G2_Stop_Bone_Index( boneInfo_v &blist, int index, int flags)
{
// did we find it?
if (index != -1)
{
blist[index].flags &= ~(flags);
// try and remove this bone if we can
return G2_Remove_Bone_Index(blist, index);
}
assert(0);
return qfalse;
}
// generate a matrix for a given bone given some new angles for it.
void G2_Generate_Matrix(const model_t *mod, boneInfo_v &blist, int index, const float *angles, int flags,
const Eorientations up, const Eorientations left, const Eorientations forward)
{
mdxaSkel_t *skel;
mdxaSkelOffsets_t *offsets;
mdxaBone_t temp1;
mdxaBone_t permutation;
mdxaBone_t *boneOverride = &blist[index].matrix;
vec3_t newAngles;
if (flags & (BONE_ANGLES_PREMULT | BONE_ANGLES_POSTMULT))
{
// build us a matrix out of the angles we are fed - but swap y and z because of wacky Quake setup
vec3_t newAngles;
// determine what axis newAngles Yaw should revolve around
switch (up)
{
case NEGATIVE_X:
newAngles[1] = angles[2] + 180;
break;
case POSITIVE_X:
newAngles[1] = angles[2];
break;
case NEGATIVE_Y:
newAngles[1] = angles[0];
break;
case POSITIVE_Y:
newAngles[1] = angles[0];
break;
case NEGATIVE_Z:
newAngles[1] = angles[1] + 180;
break;
case POSITIVE_Z:
newAngles[1] = angles[1];
break;
}
// determine what axis newAngles pitch should revolve around
switch (left)
{
case NEGATIVE_X:
newAngles[0] = angles[2];
break;
case POSITIVE_X:
newAngles[0] = angles[2] + 180;
break;
case NEGATIVE_Y:
newAngles[0] = angles[0];
break;
case POSITIVE_Y:
newAngles[0] = angles[0] + 180;
break;
case NEGATIVE_Z:
newAngles[0] = angles[1];
break;
case POSITIVE_Z:
newAngles[0] = angles[1];
break;
}
// determine what axis newAngles Roll should revolve around
switch (forward)
{
case NEGATIVE_X:
newAngles[2] = angles[2];
break;
case POSITIVE_X:
newAngles[2] = angles[2];
break;
case NEGATIVE_Y:
newAngles[2] = angles[0];
break;
case POSITIVE_Y:
newAngles[2] = angles[0] + 180;
break;
case NEGATIVE_Z:
newAngles[2] = angles[1];
break;
case POSITIVE_Z:
newAngles[2] = angles[1] + 180;
break;
}
Create_Matrix(newAngles, boneOverride);
// figure out where the bone hirearchy info is
offsets = (mdxaSkelOffsets_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t));
skel = (mdxaSkel_t *)((byte *)mod->mdxa + sizeof(mdxaHeader_t) + offsets->offsets[blist[index].boneNumber]);
Multiply_3x4Matrix(&temp1, boneOverride,&skel->BasePoseMatInv);
Multiply_3x4Matrix(boneOverride,&skel->BasePoseMat, &temp1);
}
else
{
VectorCopy(angles, newAngles);
// why I should need do this Fuck alone knows. But I do.
if (left == POSITIVE_Y)
{
newAngles[0] +=180;
}
Create_Matrix(newAngles, &temp1);
permutation.matrix[0][0] = permutation.matrix[0][1] = permutation.matrix[0][2] = permutation.matrix[0][3] = 0;
permutation.matrix[1][0] = permutation.matrix[1][1] = permutation.matrix[1][2] = permutation.matrix[1][3] = 0;
permutation.matrix[2][0] = permutation.matrix[2][1] = permutation.matrix[2][2] = permutation.matrix[2][3] = 0;
// determine what axis newAngles Yaw should revolve around
switch (forward)
{
case NEGATIVE_X:
permutation.matrix[0][0] = -1; // works
break;
case POSITIVE_X:
permutation.matrix[0][0] = 1; // works
break;
case NEGATIVE_Y:
permutation.matrix[1][0] = -1;
break;
case POSITIVE_Y:
permutation.matrix[1][0] = 1;
break;
case NEGATIVE_Z:
permutation.matrix[2][0] = -1;
break;
case POSITIVE_Z:
permutation.matrix[2][0] = 1;
break;
}
// determine what axis newAngles pitch should revolve around
switch (left)
{
case NEGATIVE_X:
permutation.matrix[0][1] = -1;
break;
case POSITIVE_X:
permutation.matrix[0][1] = 1;
break;
case NEGATIVE_Y:
permutation.matrix[1][1] = -1; // works
break;
case POSITIVE_Y:
permutation.matrix[1][1] = 1; // works
break;
case NEGATIVE_Z:
permutation.matrix[2][1] = -1;
break;
case POSITIVE_Z:
permutation.matrix[2][1] = 1;
break;
}
// determine what axis newAngles Roll should revolve around
switch (up)
{
case NEGATIVE_X:
permutation.matrix[0][2] = -1;
break;
case POSITIVE_X:
permutation.matrix[0][2] = 1;
break;
case NEGATIVE_Y:
permutation.matrix[1][2] = -1;
break;
case POSITIVE_Y:
permutation.matrix[1][2] = 1;
break;
case NEGATIVE_Z:
permutation.matrix[2][2] = -1; // works
break;
case POSITIVE_Z:
permutation.matrix[2][2] = 1; // works
break;
}
Multiply_3x4Matrix(boneOverride, &temp1,&permutation);
}
// keep a copy of the matrix in the newmatrix which is actually what we use
memcpy(&blist[index].newMatrix, &blist[index].matrix, sizeof(mdxaBone_t));
}
//=========================================================================================
//// Public Bone Routines
// Given a model handle, and a bone name, we want to remove this bone from the bone override list
qboolean G2_Remove_Bone (const char *fileName, boneInfo_v &blist, const char *boneName)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
return G2_Remove_Bone_Index(blist, index);
}
#define DEBUG_PCJ (0)
// Given a model handle, and a bone name, we want to set angles specifically for overriding
qboolean G2_Set_Bone_Angles_Index( boneInfo_v &blist, const int index,
const float *angles, const int flags, const Eorientations yaw,
const Eorientations pitch, const Eorientations roll, qhandle_t *modelList,
const int modelIndex, const int blendTime, const int currentTime)
{
if ((index >= blist.size()) || (blist[index].boneNumber == -1))
{
// we are attempting to set a bone override that doesn't exist
assert(0);
return qfalse;
}
if (flags & (BONE_ANGLES_PREMULT | BONE_ANGLES_POSTMULT))
{
// you CANNOT call this with an index with these kinds of bone overrides - we need the model details for these kinds of bone angle overrides
assert(0);
return qfalse;
}
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
blist[index].boneBlendStart = currentTime;
blist[index].boneBlendTime = blendTime;
#if DEBUG_PCJ
OutputDebugString(va("PCJ %2d %6d (%6.2f,%6.2f,%6.2f) %d %d %d %d\n",index,currentTime,angles[0],angles[1],angles[2],yaw,pitch,roll,flags));
#endif
G2_Generate_Matrix(NULL, blist, index, angles, flags, yaw, pitch, roll);
return qtrue;
}
// Given a model handle, and a bone name, we want to set angles specifically for overriding
qboolean G2_Set_Bone_Angles(const char *fileName, boneInfo_v &blist, const char *boneName, const float *angles,
const int flags, const Eorientations up, const Eorientations left, const Eorientations forward,
qhandle_t *modelList, const int modelIndex, const int blendTime, const int currentTime)
{
model_t *mod_m;
if (!fileName[0])
{
mod_m = R_GetModelByHandle(modelList[modelIndex]);
}
else
{
mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
}
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
blist[index].boneBlendStart = currentTime;
blist[index].boneBlendTime = blendTime;
#if DEBUG_PCJ
OutputDebugString(va("%2d %6d (%6.2f,%6.2f,%6.2f) %d %d %d %d\n",index,currentTime,angles[0],angles[1],angles[2],up,left,forward,flags));
#endif
G2_Generate_Matrix(mod_a, blist, index, angles, flags, up, left, forward);
return qtrue;
}
// no - lets try and add this bone in
index = G2_Add_Bone(mod_a, blist, boneName);
// did we find a free one?
if (index != -1)
{
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
blist[index].boneBlendStart = currentTime;
blist[index].boneBlendTime = blendTime;
#if DEBUG_PCJ
OutputDebugString(va("%2d %6d (%6.2f,%6.2f,%6.2f) %d %d %d %d\n",index,currentTime,angles[0],angles[1],angles[2],up,left,forward,flags));
#endif
G2_Generate_Matrix(mod_a, blist, index, angles, flags, up, left, forward);
return qtrue;
}
assert(0);
// no
return qfalse;
}
// Given a model handle, and a bone name, we want to set angles specifically for overriding - using a matrix directly
qboolean G2_Set_Bone_Angles_Matrix_Index(boneInfo_v &blist, const int index,
const mdxaBone_t &matrix, const int flags, qhandle_t *modelList,
const int modelIndex, const int blendTime, const int currentTime)
{
if ((index >= blist.size()) || (blist[index].boneNumber == -1))
{
// we are attempting to set a bone override that doesn't exist
assert(0);
return qfalse;
}
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
blist[index].boneBlendStart = currentTime;
blist[index].boneBlendTime = blendTime;
memcpy(&blist[index].matrix, &matrix, sizeof(mdxaBone_t));
memcpy(&blist[index].newMatrix, &matrix, sizeof(mdxaBone_t));
return qtrue;
}
// Given a model handle, and a bone name, we want to set angles specifically for overriding - using a matrix directly
qboolean G2_Set_Bone_Angles_Matrix(const char *fileName, boneInfo_v &blist, const char *boneName, const mdxaBone_t &matrix,
const int flags, qhandle_t *modelList, const int modelIndex, const int blendTime, const int currentTime)
{
model_t *mod_m;
if (!fileName[0])
{
mod_m = R_GetModelByHandle(modelList[modelIndex]);
}
else
{
mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
}
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
memcpy(&blist[index].matrix, &matrix, sizeof(mdxaBone_t));
memcpy(&blist[index].newMatrix, &matrix, sizeof(mdxaBone_t));
return qtrue;
}
// no - lets try and add this bone in
index = G2_Add_Bone(mod_a, blist, boneName);
// did we find a free one?
if (index != -1)
{
// yes, so set the angles and flags correctly
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
blist[index].flags |= flags;
memcpy(&blist[index].matrix, &matrix, sizeof(mdxaBone_t));
memcpy(&blist[index].newMatrix, &matrix, sizeof(mdxaBone_t));
return qtrue;
}
assert(0);
// no
return qfalse;
}
#define DEBUG_G2_TIMING (0)
// given a model, bone name, a bonelist, a start/end frame number, a anim speed and some anim flags, set up or modify an existing bone entry for a new set of anims
qboolean G2_Set_Bone_Anim_Index(
boneInfo_v &blist,
const int index,
const int startFrame,
const int endFrame,
const int flags,
const float animSpeed,
const int currentTime,
const float setFrame,
const int blendTime)
{
int modFlags = flags;
if ((index >= blist.size()) || (blist[index].boneNumber == -1))
{
// we are attempting to set a bone override that doesn't exist
assert(0);
return qfalse;
}
if (setFrame != -1)
{
assert((setFrame >= startFrame) && (setFrame <= endFrame));
}
if (flags & BONE_ANIM_BLEND)
{
float currentFrame, animSpeed;
int startFrame, endFrame, flags;
// figure out where we are now
if (G2_Get_Bone_Anim_Index(blist, index, currentTime, &currentFrame, &startFrame, &endFrame, &flags, &animSpeed, NULL, 0))
{
if (blist[index].blendStart == currentTime) //we're replacing a blend in progress which hasn't started
{
// set the amount of time it's going to take to blend this anim with the last frame of the last one
blist[index].blendTime = blendTime;
}
else
{
if (animSpeed<0.0f)
{
blist[index].blendFrame = floor(currentFrame);
blist[index].blendLerpFrame = floor(currentFrame);
}
else
{
blist[index].blendFrame = currentFrame;
blist[index].blendLerpFrame = currentFrame+1;
// cope with if the lerp frame is actually off the end of the anim
if (blist[index].blendFrame >= endFrame )
{
// we only want to lerp with the first frame of the anim if we are looping
if (blist[index].flags & BONE_ANIM_OVERRIDE_LOOP)
{
blist[index].blendFrame = startFrame;
}
// if we intend to end this anim or freeze after this, then just keep on the last frame
else
{
// assert(endFrame>0);
if (endFrame <= 0)
{
blist[index].blendLerpFrame = 0;
}
else
{
blist[index].blendFrame = endFrame -1;
}
}
}
// cope with if the lerp frame is actually off the end of the anim
if (blist[index].blendLerpFrame >= endFrame )
{
// we only want to lerp with the first frame of the anim if we are looping
if (blist[index].flags & BONE_ANIM_OVERRIDE_LOOP)
{
blist[index].blendLerpFrame = startFrame;
}
// if we intend to end this anim or freeze after this, then just keep on the last frame
else
{
// assert(endFrame>0);
if (endFrame <= 0)
{
blist[index].blendLerpFrame = 0;
}
else
{
blist[index].blendLerpFrame = endFrame - 1;
}
}
}
}
// set the amount of time it's going to take to blend this anim with the last frame of the last one
blist[index].blendTime = blendTime;
blist[index].blendStart = currentTime;
}
}
// hmm, we weren't animating on this bone. In which case disable the blend
else
{
blist[index].blendFrame = blist[index].blendLerpFrame = 0;
blist[index].blendTime = 0;
modFlags &= ~(BONE_ANIM_BLEND);
}
}
else
{
blist[index].blendFrame = blist[index].blendLerpFrame = 0;
blist[index].blendTime = blist[index].blendStart = 0;
// we aren't blending, so remove the option to do so
modFlags &= ~BONE_ANIM_BLEND;
}
// yes, so set the anim data and flags correctly
blist[index].endFrame = endFrame;
blist[index].startFrame = startFrame;
blist[index].animSpeed = animSpeed;
blist[index].pauseTime = 0;
// start up the animation:)
if (setFrame != -1)
{
blist[index].lastTime = blist[index].startTime = (currentTime - (((setFrame - (float)startFrame) * 50.0)/ animSpeed));
}
else
{
blist[index].lastTime = blist[index].startTime = currentTime;
}
blist[index].flags &= ~(BONE_ANIM_TOTAL);
blist[index].flags |= modFlags;
#if DEBUG_G2_TIMING
if (index==2)
{
const boneInfo_t &bone=blist[index];
char mess[1000];
if (bone.flags&BONE_ANIM_BLEND)
{
sprintf(mess,"sab[%2d] %5d %5d (%5d-%5d) %4.2f %4x bt(%5d-%5d) %7.2f %5d\n",
index,
currentTime,
bone.startTime,
bone.startFrame,
bone.endFrame,
bone.animSpeed,
bone.flags,
bone.blendStart,
bone.blendStart+bone.blendTime,
bone.blendFrame,
bone.blendLerpFrame
);
}
else
{
sprintf(mess,"saa[%2d] %5d %5d (%5d-%5d) %4.2f %4x\n",
index,
currentTime,
bone.startTime,
bone.startFrame,
bone.endFrame,
bone.animSpeed,
bone.flags
);
}
OutputDebugString(mess);
}
#endif
return qtrue;
}
// given a model, bone name, a bonelist, a start/end frame number, a anim speed and some anim flags, set up or modify an existing bone entry for a new set of anims
qboolean G2_Set_Bone_Anim(const char *fileName,
boneInfo_v &blist,
const char *boneName,
const int startFrame,
const int endFrame,
const int flags,
const float animSpeed,
const int currentTime,
const float setFrame,
const int blendTime)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
if (index == -1)
{
index = G2_Add_Bone(mod_a, blist, boneName);
}
if (index != -1)
{
return G2_Set_Bone_Anim_Index(blist,index,startFrame,endFrame,flags,animSpeed,currentTime,setFrame,blendTime);
}
return qfalse;
}
qboolean G2_Get_Bone_Anim_Range(const char *fileName, boneInfo_v &blist, const char *boneName, int *startFrame, int *endFrame)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// are we an animating bone?
if (blist[index].flags & (BONE_ANIM_OVERRIDE_LOOP | BONE_ANIM_OVERRIDE))
{
*startFrame = blist[index].startFrame;
*endFrame = blist[index].endFrame;
return qtrue;
}
}
return qfalse;
}
// given a model, bonelist and bonename, return the current frame, startframe and endframe of the current animation
// NOTE if we aren't running an animation, then qfalse is returned
qboolean G2_Get_Bone_Anim_Index( boneInfo_v &blist, const int index, const int currentTime,
float *currentFrame, int *startFrame, int *endFrame, int *flags, float *retAnimSpeed, qhandle_t *modelList, int modelIndex)
{
// did we find it?
if ((index != -1) && !((index >= blist.size()) || (blist[index].boneNumber == -1)))
{
// are we an animating bone?
if (blist[index].flags & (BONE_ANIM_OVERRIDE_LOOP | BONE_ANIM_OVERRIDE))
{
// yes - add in animation speed to current frame
float animSpeed = blist[index].animSpeed;
float time = (currentTime - blist[index].startTime) / 50.0f;
float mendFrame = (float)blist[index].endFrame ;
// are we a paused anim?
if (blist[index].pauseTime)
{
time = (blist[index].pauseTime - blist[index].startTime) / 50.0f;
}
if (time<0)
{
time=0;
}
float newFrame_g = blist[index].startFrame + (time * animSpeed);
*currentFrame = newFrame_g;
int animSize = blist[index].endFrame - blist[index].startFrame;
// we are supposed to be animating right?
if (animSize)
{
// did we run off the end?
if (((animSpeed > 0.0f) && (newFrame_g > mendFrame-1)) ||
((animSpeed < 0.0f) && (newFrame_g < mendFrame+1)))
{
// yep - decide what to do
if (blist[index].flags & BONE_ANIM_OVERRIDE_LOOP)
{
if (animSpeed < 0.0f)
{
if (newFrame_g <= mendFrame+1)
{
newFrame_g=mendFrame+fmod(newFrame_g-mendFrame,animSize)-animSize;
}
}
else
{
if (newFrame_g >= mendFrame)
{
newFrame_g=mendFrame+fmod(newFrame_g-mendFrame,animSize)-animSize;
}
}
*currentFrame = newFrame_g;
}
else
{
// nope, we ran off the end of the current anim
if (blist[index].flags & BONE_ANIM_OVERRIDE_FREEZE)
{
if (animSpeed > 0.0f)
{
*currentFrame = blist[index].endFrame -1;
}
else
{
*currentFrame = blist[index].endFrame +1;
}
}
else
{
*currentFrame = 0;
}
}
}
}
else
{
*currentFrame = blist[index].startFrame;
}
*startFrame = blist[index].startFrame;
*endFrame = blist[index].endFrame;
*flags = blist[index].flags;
*retAnimSpeed = animSpeed;
return qtrue;
}
}
*startFrame =0;
*endFrame =1;
*currentFrame =0;
*flags = 0;
*retAnimSpeed = 1.0f;
return qfalse;
}
// given a model, bonelist and bonename, return the current frame, startframe and endframe of the current animation
// NOTE if we aren't running an animation, then qfalse is returned
qboolean G2_Get_Bone_Anim(const char *fileName, boneInfo_v &blist, const char *boneName, const int currentTime,
float *currentFrame, int *startFrame, int *endFrame, int *flags, float *retAnimSpeed, qhandle_t *modelList, int modelIndex)
{
model_t *mod_m;
if (!fileName[0])
{
mod_m = R_GetModelByHandle(modelList[modelIndex]);
}
else
{
mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
}
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// are we an animating bone?
if (blist[index].flags & (BONE_ANIM_OVERRIDE_LOOP | BONE_ANIM_OVERRIDE))
{
// yes - add in animation speed to current frame
float animSpeed = blist[index].animSpeed;
float time = (currentTime - blist[index].startTime) / 50.0f;
float mendFrame = (float)blist[index].endFrame ;
// are we a paused anim?
if (blist[index].pauseTime)
{
time = (blist[index].pauseTime - blist[index].startTime) / 50.0f;
}
if (time<0)
{
time=0;
}
float newFrame_g = blist[index].startFrame + (time * animSpeed);
*currentFrame = newFrame_g;
int animSize = blist[index].endFrame - blist[index].startFrame;
// we are supposed to be animating right?
if (animSize)
{
// did we run off the end?
if (((animSpeed > 0.0f) && (newFrame_g > mendFrame-1)) ||
((animSpeed < 0.0f) && (newFrame_g < mendFrame+1)))
{
// yep - decide what to do
if (blist[index].flags & BONE_ANIM_OVERRIDE_LOOP)
{
// get our new animation frame back within the bounds of the animation set
if (animSpeed < 0.0f)
{
if (newFrame_g <= mendFrame+1)
{
newFrame_g=mendFrame+fmod(newFrame_g-mendFrame,animSize)-animSize;
}
}
else
{
if (newFrame_g >= mendFrame)
{
newFrame_g=mendFrame+fmod(newFrame_g-mendFrame,animSize)-animSize;
}
}
*currentFrame = newFrame_g;
}
else
{
// nope, we ran off the end of the current anim
if (blist[index].flags & BONE_ANIM_OVERRIDE_FREEZE)
{
if (animSpeed > 0.0f)
{
*currentFrame = blist[index].endFrame -1;
}
else
{
*currentFrame = blist[index].endFrame +1;
}
}
else
{
*currentFrame = 0;
}
}
}
}
else
{
*currentFrame = blist[index].startFrame;
}
*startFrame = blist[index].startFrame;
*endFrame = blist[index].endFrame;
*flags = blist[index].flags;
*retAnimSpeed = animSpeed;
return qtrue;
}
}
*startFrame =0;
*endFrame =1 ;
*currentFrame = 0;
*flags = 0; //hmmmm this used to be -1
*retAnimSpeed = 1.0f;
return qfalse;
}
// given a model, bonelist and bonename, lets pause an anim if it's playing.
qboolean G2_Pause_Bone_Anim(const char *fileName, boneInfo_v &blist, const char *boneName, const int currentTime)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// are we pausing or un pausing?
if (blist[index].pauseTime)
{
int startFrame, endFrame, flags;
float currentFrame, animSpeed;
// figure out what frame we are on now
G2_Get_Bone_Anim(fileName, blist, boneName, blist[index].pauseTime, &currentFrame, &startFrame, &endFrame, &flags, &animSpeed, NULL, 0);
// reset start time so we are actually on this frame right now
G2_Set_Bone_Anim(fileName, blist, boneName, startFrame, endFrame, flags, animSpeed, currentTime, currentFrame, 0);
// no pausing anymore
blist[index].pauseTime = 0;
}
// ahh, just pausing, the easy bit
else
{
blist[index].pauseTime = currentTime;
}
return qtrue;
}
assert(0);
return qfalse;
}
qboolean G2_IsPaused(const char *fileName, boneInfo_v &blist, const char *boneName)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
// are we paused?
if (blist[index].pauseTime)
{
// yup. paused.
return qtrue;
}
return qfalse;
}
return qfalse;
}
// given a model, bonelist and bonename, lets stop an anim if it's playing.
qboolean G2_Stop_Bone_Anim_Index(boneInfo_v &blist, const int index)
{
if ((index >= blist.size()) || (blist[index].boneNumber == -1))
{
// we are attempting to set a bone override that doesn't exist
assert(0);
return qfalse;
}
blist[index].flags &= ~(BONE_ANIM_TOTAL);
// try and remove this bone if we can
return G2_Remove_Bone_Index(blist, index);
}
// given a model, bonelist and bonename, lets stop an anim if it's playing.
qboolean G2_Stop_Bone_Anim(const char *fileName, boneInfo_v &blist, const char *boneName)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
blist[index].flags &= ~(BONE_ANIM_TOTAL);
// try and remove this bone if we can
return G2_Remove_Bone_Index(blist, index);
}
assert(0);
return qfalse;
}
// given a model, bonelist and bonename, lets stop an anim if it's playing.
qboolean G2_Stop_Bone_Angles_Index(boneInfo_v &blist, const int index)
{
if ((index >= blist.size()) || (blist[index].boneNumber == -1))
{
// we are attempting to set a bone override that doesn't exist
assert(0);
return qfalse;
}
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
// try and remove this bone if we can
return G2_Remove_Bone_Index(blist, index);
}
// given a model, bonelist and bonename, lets stop an anim if it's playing.
qboolean G2_Stop_Bone_Angles(const char *fileName, boneInfo_v &blist, const char *boneName)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(fileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
int index = G2_Find_Bone(mod_a, blist, boneName);
// did we find it?
if (index != -1)
{
blist[index].flags &= ~(BONE_ANGLES_TOTAL);
// try and remove this bone if we can
return G2_Remove_Bone_Index(blist, index);
}
assert(0);
return qfalse;
}
// actually walk the bone list and update each and every bone if we have ended an animation for them.
void G2_Animate_Bone_List(CGhoul2Info_v &ghoul2, const int currentTime, const int index )
{
int i;
boneInfo_v &blist = ghoul2[index].mBlist;
// look through entire list
for(i=0; i<blist.size(); i++)
{
// we we a valid bone override?
if (blist[i].boneNumber != -1)
{
// are we animating?
if (blist[i].flags & (BONE_ANIM_OVERRIDE_LOOP | BONE_ANIM_OVERRIDE))
{
// yes - add in animation speed to current frame
float animSpeed = blist[i].animSpeed;
float endFrame = (float)blist[i].endFrame ;
float time = (currentTime - blist[i].startTime) / 50.0f;
// are we a paused anim?
if (blist[i].pauseTime)
{
time = (blist[i].pauseTime - blist[i].startTime) / 50.0f;
}
if (time<0.0f)
{
time=0.0f;
}
float newFrame_g = blist[i].startFrame + (time * animSpeed);
int animSize = endFrame - blist[i].startFrame;
// we are supposed to be animating right?
if (animSize)
{
// did we run off the end?
if (((animSpeed > 0.0f) && (newFrame_g > endFrame-1 )) ||
((animSpeed < 0.0f) && (newFrame_g < endFrame+1 )))
{
// yep - decide what to do
if (blist[i].flags & BONE_ANIM_OVERRIDE_LOOP)
{
// get our new animation frame back within the bounds of the animation set
if (animSpeed < 0.0f)
{
if (newFrame_g <= endFrame+1)
{
newFrame_g=endFrame+fmod(newFrame_g-endFrame,animSize)-animSize;
}
}
else
{
if (newFrame_g >= endFrame)
{
newFrame_g=endFrame+fmod(newFrame_g-endFrame,animSize)-animSize;
}
}
// figure out new start time
float frameTime = newFrame_g - blist[i].startFrame ;
blist[i].startTime = currentTime - (int)((frameTime / animSpeed) * 50.0f);
if (blist[i].startTime>currentTime)
{
blist[i].startTime=currentTime;
}
assert(blist[i].startTime <= currentTime);
blist[i].lastTime = blist[i].startTime;
}
else
{
if ((blist[i].flags & BONE_ANIM_OVERRIDE_FREEZE) != BONE_ANIM_OVERRIDE_FREEZE)
{
// nope, just stop it. And remove the bone if possible
G2_Stop_Bone_Index(blist, i, (BONE_ANIM_TOTAL));
}
}
}
}
}
}
}
}
// set the bone list to all unused so the bone transformation routine ignores it.
void G2_Init_Bone_List(boneInfo_v &blist)
{
blist.clear();
}
void G2_RemoveRedundantBoneOverrides(boneInfo_v &blist, int *activeBones)
{
int i;
// walk the surface list, removing surface overrides or generated surfaces that are pointing at surfaces that aren't active anymore
for (i=0; i<blist.size(); i++)
{
if (blist[i].boneNumber != -1)
{
if (!activeBones[blist[i].boneNumber])
{
blist[i].flags = 0;
G2_Remove_Bone_Index(blist, i);
}
}
}
}
int G2_Get_Bone_Index(CGhoul2Info *ghoul2, const char *boneName)
{
model_t *mod_m = R_GetModelByHandle(RE_RegisterModel(ghoul2->mFileName));
model_t *mod_a = R_GetModelByHandle(mod_m->mdxm->animIndex);
return (G2_Find_Bone(mod_a, ghoul2->mBlist, boneName));
}
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