Function __GXSetMatrixIndex

src/dolphin/src/gx/GXTransform.c:449–462

}

void __GXSetMatrixIndex(GXAttr matIdxAttr)
{
    if (matIdxAttr < GX_VA_TEX4MTXIDX)
    {
        GX_WRITE_SOME_REG4(8, 0x30, __GXData->matIdxA, -12);
        GX_WRITE_XF_REG(24, __GXData->matIdxA);
    }
    else
    {
        GX_WRITE_SOME_REG4(8, 0x40, __GXData->matIdxB, -12);
        GX_WRITE_XF_REG(25, __GXData->matIdxB);
    }
    __GXData->bpSentNot = 1;
}