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i965: limit on LOD Bias, fix#11987

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Xiang, Haihao 2007-09-11 16:49:02 +08:00
parent a17881da5f
commit 357893a873
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
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@ -178,7 +178,7 @@ static void brw_update_sampler_state( struct gl_texture_unit *texUnit,
/* Set LOD bias:
*/
sampler->ss0.lod_bias = S_FIXED(texUnit->LodBias + texObj->LodBias, 6);
sampler->ss0.lod_bias = S_FIXED(CLAMP(texUnit->LodBias + texObj->LodBias, -16, 15), 6);
sampler->ss0.lod_preclamp = 1; /* OpenGL mode */
sampler->ss0.default_color_mode = 0; /* OpenGL/DX10 mode */