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st/dri: don't expose visuals we'll have trouble supporting

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without getBuffersWithFormat some visuals will just cause headaches (crashes),
so if we're running on an older system simply don't advertise them.
This commit is contained in:
Zack Rusin 2010-02-10 22:15:24 -05:00 • committed by Zack Rusin
parent 3477dc4c48
commit df0c8d029d
1 changed files with 20 additions and 9 deletions
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29
src/gallium/state_trackers/dri/dri_screen.c
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@ -99,12 +99,6 @@ dri_fill_in_modes(struct dri_screen *screen,
stencil_bits_array[0] = 0;
depth_buffer_factor = 1;
pf_z16 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
pf_z32 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z32_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
pf_x8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
@ -117,9 +111,6 @@ dri_fill_in_modes(struct dri_screen *screen,
pf_z24s8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
pf_r5g6b5 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_R5G6B5_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
pf_a8r8g8b8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_A8R8G8B8_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
@ -127,6 +118,26 @@ dri_fill_in_modes(struct dri_screen *screen,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
/* we support buffers with different depths only if we can tell the driver
* the actual depth of each of them. */
if (screen->sPriv->dri2.loader
&& (screen->sPriv->dri2.loader->base.version > 2)
&& (screen->sPriv->dri2.loader->getBuffersWithFormat != NULL)) {
pf_z16 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
pf_z32 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z32_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
pf_r5g6b5 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_R5G6B5_UNORM,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
} else {
pf_z16 = FALSE;
pf_z32 = FALSE;
pf_r5g6b5 = FALSE;
}
if (pf_z16) {
depth_bits_array[depth_buffer_factor] = 16;
stencil_bits_array[depth_buffer_factor++] = 0;