void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix);
// sets the combine state for a texenv unit
void R_Mesh_TexCombine(unsigned int unitnum, int combinergb, int combinealpha, int rgbscale, int alphascale);
void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix);
// sets the combine state for a texenv unit
void R_Mesh_TexCombine(unsigned int unitnum, int combinergb, int combinealpha, int rgbscale, int alphascale);