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

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 59b4146a5d
commit fd40b9ff32
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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@ -97,12 +97,6 @@ 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);
@ -115,9 +109,6 @@ 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);
@ -125,6 +116,26 @@ 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;