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r300g: add Z24X8 to the list of unsupported sampler formats on R3xx-R4xx

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Marek Olšák 2009-12-13 02:19:18 +01:00 • committed by Corbin Simpson
parent 38a97148bf
commit c5e0b0bc37
1 changed files with 7 additions and 1 deletions
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8
src/gallium/drivers/r300/r300_screen.c
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@ -220,12 +220,18 @@ static boolean check_tex_format(enum pipe_format format, uint32_t usage,
/* Z buffer or texture */
case PIPE_FORMAT_Z16_UNORM:
retval = usage &
(PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
PIPE_TEXTURE_USAGE_SAMPLER);
break;
/* 24bit Z buffer can only be used as a texture on R500. */
case PIPE_FORMAT_Z24X8_UNORM:
/* Z buffer with stencil or texture */
case PIPE_FORMAT_Z24S8_UNORM:
retval = usage &
(PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
PIPE_TEXTURE_USAGE_SAMPLER);
(is_r500 ? PIPE_TEXTURE_USAGE_SAMPLER : 0));
break;
/* Definitely unsupported formats. */