diff options
Diffstat (limited to 'src/gallium/drivers/vc5/vc5_emit.c')
| -rw-r--r-- | src/gallium/drivers/vc5/vc5_emit.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/gallium/drivers/vc5/vc5_emit.c b/src/gallium/drivers/vc5/vc5_emit.c index 24682d90669..c0b5d541978 100644 --- a/src/gallium/drivers/vc5/vc5_emit.c +++ b/src/gallium/drivers/vc5/vc5_emit.c @@ -130,9 +130,21 @@ emit_one_texture(struct vc5_context *vc5, struct vc5_texture_stateobj *stage_tex .border_color_blue = swizzled_border_color(psampler, sview, 2), .border_color_alpha = swizzled_border_color(psampler, sview, 3), - /* XXX: Disable min/maxlod for txf */ - .max_level_of_detail = MIN2(MIN2(psampler->max_lod, - VC5_MAX_MIP_LEVELS), + /* In the normal texturing path, the LOD gets clamped between + * min/max, and the base_level field (set in the sampler view + * from first_level) only decides where the min/mag switch + * happens, so we need to use the LOD clamps to keep us + * between min and max. + * + * For txf, the LOD clamp is still used, despite GL not + * wanting that. We will need to have a separate + * TEXTURE_SHADER_STATE that ignores psview->min/max_lod to + * support txf properly. + */ + .min_level_of_detail = (psview->u.tex.first_level + + MAX2(psampler->min_lod, 0)), + .max_level_of_detail = MIN2(psview->u.tex.first_level + + psampler->max_lod, psview->u.tex.last_level), .texture_base_pointer = cl_address(rsc->bo, |