/*!***********************************************************************
@Function FillBatch
@Modified batch The batch to fill
@Input pui32Idx Input index array for triangle list
@Input pVtx Input vertices
@Input nStride Size of a vertex (in bytes)
@Input nOffsetWeight Offset in bytes to the vertex bone-weights
@Input eTypeWeight Data type of the vertex bone-weights
@Input nOffsetIdx Offset in bytes to the vertex bone-indices
@Input eTypeIdx Data type of the vertex bone-indices
@Input nVertexBones Number of bones affecting each vertex
@Returns True if successful
@Description Creates a bone batch from a triangle.
*************************************************************************/
static bool FillBatch(
CBatch &batch,
const unsigned int * const pui32Idx,
const char * const pVtx,
const int nStride,
const int nOffsetWeight,
EPVRTDataType eTypeWeight,
const int nOffsetIdx,
EPVRTDataType eTypeIdx,
const int nVertexBones)
{
PVRTVECTOR4 vWeight, vIdx;
const char *pV;
int i;
bool bOk;
bOk = true;
batch.Clear();
for(i = 0; i < 3; ++i)
{
pV = &pVtx[pui32Idx[i] * nStride];
memset(&vWeight, 0, sizeof(vWeight));
PVRTVertexRead(&vWeight, &pV[nOffsetWeight], eTypeWeight, nVertexBones);
PVRTVertexRead(&vIdx, &pV[nOffsetIdx], eTypeIdx, nVertexBones);
if(nVertexBones >= 1 && vWeight.x != 0) bOk &= batch.Add((int)vIdx.x);
if(nVertexBones >= 2 && vWeight.y != 0) bOk &= batch.Add((int)vIdx.y);
if(nVertexBones >= 3 && vWeight.z != 0) bOk &= batch.Add((int)vIdx.z);
if(nVertexBones >= 4 && vWeight.w != 0) bOk &= batch.Add((int)vIdx.w);
}
return bOk;
}
/****************************************************************************
* Function Name : FillBatch
* Inputs :
* Returns :
* Description : Creates a bone batch from a triangle.
****************************************************************************/
static bool FillBatch(
CBatch &batch,
const unsigned short * const pwIdx, // input index array for triangle list
const char * const pVtx, // Input vertices
const int nStride, // Size of a vertex (in bytes)
const int nOffsetWeight, // Offset in bytes to the vertex bone-weights
EPVRTDataType eTypeWeight, // Data type of the vertex bone-weights
const int nOffsetIdx, // Offset in bytes to the vertex bone-indices
EPVRTDataType eTypeIdx, // Data type of the vertex bone-indices
const int nVertexBones) // Number of bones affecting each vertex
{
PVRTVECTOR4 vWeight, vIdx;
const char *pV;
int i;
bool bOk;
bOk = true;
batch.Clear();
for(i = 0; i < 3; ++i)
{
pV = &pVtx[pwIdx[i] * nStride];
memset(&vWeight, 0, sizeof(vWeight));
PVRTDataTypeRead(&vWeight, &pV[nOffsetWeight], eTypeWeight, nVertexBones);
PVRTDataTypeRead(&vIdx, &pV[nOffsetIdx], eTypeIdx, nVertexBones);
if(nVertexBones >= 1 && vWeight.x != 0) bOk &= batch.Add((int)vIdx.x);
if(nVertexBones >= 2 && vWeight.y != 0) bOk &= batch.Add((int)vIdx.y);
if(nVertexBones >= 3 && vWeight.z != 0) bOk &= batch.Add((int)vIdx.z);
if(nVertexBones >= 4 && vWeight.w != 0) bOk &= batch.Add((int)vIdx.w);
}
return bOk;
}
