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Add support for IQM int blend indices and float blend weights

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Integer blend indices are converted to bytes at load, ioq3 doesn't allow more than 128 joints.

Heavily based on code by @zippers.
This commit is contained in:
Zack Middleton 2013-10-29 22:09:06 -05:00
parent 1515841b38
commit 0bf1f3d0ba
4 changed files with 150 additions and 46 deletions
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10
code/renderergl2/tr_local.h
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@ -1094,10 +1094,18 @@ typedef struct {
float *normals;
float *tangents;
byte *blendIndexes;
byte *blendWeights;
union {
float *f;
byte *b;
} blendWeights;
byte *colors;
int *triangles;
// depending upon the exporter, blend indices and weights might be int/float
// as opposed to the recommended byte/byte, for example Noesis exports
// int/float whereas the official IQM tool exports byte/byte
byte blendWeightsType; // IQM_BYTE or IQM_FLOAT
int *jointParents;
float *jointMats;
float *poseMats;