i965: limit on LOD Bias, fix#11987

This commit is contained in:
Xiang, Haihao
2007-09-11 16:49:02 +08:00
parent 24cd84162e
commit 241b7bc0a3
@@ -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 */