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broadcom/vc5: Clamp min lod to the last level.

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Otherwise, the simulator would complain in tex-miplevel-selection that the
min/max clamp was out of order.  The actual HW seems to have clamped to
the max anyway.
This commit is contained in:
Eric Anholt
2017-11-20 10:07:24 -08:00
parent 2c8913e224
commit 9d5972da80
1 changed files with 3 additions and 2 deletions
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5
src/gallium/drivers/vc5/vc5_emit.c
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@@ -141,8 +141,9 @@ emit_one_texture(struct vc5_context *vc5, struct vc5_texture_stateobj *stage_tex
* 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)),
.min_level_of_detail = MIN2(psview->u.tex.first_level +
MAX2(psampler->min_lod, 0),
psview->u.tex.last_level),
.max_level_of_detail = MIN2(psview->u.tex.first_level +
psampler->max_lod,
psview->u.tex.last_level),