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r300g: disallow A16F,L16F,LA16F,I16F texture formats on DRM<2.8.0

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This commit is contained in:
Marek Olšák
2011-04-22 16:17:18 +02:00
parent 400a99a679
commit 673cec467a
1 changed files with 9 additions and 4 deletions
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src/gallium/drivers/r300/r300_screen.c
+9 -4
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@@ -327,9 +327,14 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
format == PIPE_FORMAT_RGTC2_SNORM ||
format == PIPE_FORMAT_LATC2_UNORM ||
format == PIPE_FORMAT_LATC2_SNORM;
boolean is_r16f_rg16f = format == PIPE_FORMAT_R16_FLOAT ||
format == PIPE_FORMAT_R16G16_FLOAT;
boolean is_half_float = is_r16f_rg16f ||
boolean is_x16f_xy16f = format == PIPE_FORMAT_R16_FLOAT ||
format == PIPE_FORMAT_R16G16_FLOAT ||
format == PIPE_FORMAT_A16_FLOAT ||
format == PIPE_FORMAT_L16_FLOAT ||
format == PIPE_FORMAT_L16A16_FLOAT ||
format == PIPE_FORMAT_I16_FLOAT;
boolean is_half_float = format == PIPE_FORMAT_R16_FLOAT ||
format == PIPE_FORMAT_R16G16_FLOAT ||
format == PIPE_FORMAT_R16G16B16_FLOAT ||
format == PIPE_FORMAT_R16G16B16A16_FLOAT;
@@ -365,7 +370,7 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
/* ATI2N is supported on r4xx-r5xx. */
(is_r400 || is_r500 || !is_ati2n) &&
/* R16F and RG16F texture support was added in as late as DRM 2.8.0 */
(drm_2_8_0 || !is_r16f_rg16f) &&
(drm_2_8_0 || !is_x16f_xy16f) &&
r300_is_sampler_format_supported(format)) {
retval |= PIPE_BIND_SAMPLER_VIEW;
}