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Cell: fix small sampling error in sample_texture_bilinear()

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Brian 2008-02-04 16:48:00 -07:00
parent efa8e03a6f
commit 1a75464cdc
1 changed files with 2 additions and 0 deletions
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2
src/mesa/pipe/cell/spu/spu_texture.c
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@ -150,6 +150,8 @@ sample_texture_bilinear(vector float texcoord)
static const vector unsigned int offset01 = {0, 1, 0, 0};
vector float tc = spu_mul(texcoord, spu.tex_size);
tc = spu_add(tc, spu_splats(-0.5f)); /* half texel bias */
/* integer texcoords S,T: */
vector unsigned int itc00 = spu_convtu(tc, 0); /* convert to int */
vector unsigned int itc01 = spu_add(itc00, offset01);