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intel: Expose more FBconfigs in the 3D driver.

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We can support any combination of (a8r8g8b8, x8r8g8b8, r5g6b5) x (z0,z24,z24s8)
on either class of chipsets.  The only restriction is no mixing bpp when also
mixing tiling.  This shouldn't be occurring currently.
This commit is contained in:
Eric Anholt
2009-01-29 14:57:49 -08:00
parent bc968e515d
commit 3ee21f30cd
4 changed files with 60 additions and 8 deletions
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54
src/mesa/drivers/dri/intel/intel_screen.c
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@@ -671,6 +671,17 @@ static const
__DRIconfig **intelInitScreen2(__DRIscreenPrivate *psp)
{
intelScreenPrivate *intelScreen;
GLenum fb_format[3];
GLenum fb_type[3];
/* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
* support pageflipping at all.
*/
static const GLenum back_buffer_modes[] = {
GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
};
uint8_t depth_bits[4], stencil_bits[4];
int color;
const __DRIconfig **configs = NULL;
/* Calling driInitExtensions here, with a NULL context pointer,
* does not actually enable the extensions. It just makes sure
@@ -710,8 +721,47 @@ __DRIconfig **intelInitScreen2(__DRIscreenPrivate *psp)
intelScreen->irq_active = 1;
psp->extensions = intelScreenExtensions;
return driConcatConfigs(intelFillInModes(psp, 16, 16, 0, 1),
intelFillInModes(psp, 32, 24, 8, 1));
depth_bits[0] = 0;
stencil_bits[0] = 0;
depth_bits[1] = 16;
stencil_bits[1] = 0;
depth_bits[2] = 24;
stencil_bits[2] = 0;
depth_bits[3] = 24;
stencil_bits[3] = 8;
fb_format[0] = GL_RGB;
fb_type[0] = GL_UNSIGNED_SHORT_5_6_5;
fb_format[1] = GL_RGB;
fb_type[1] = GL_UNSIGNED_INT_8_8_8_8_REV;
fb_format[2] = GL_RGBA;
fb_type[2] = GL_UNSIGNED_INT_8_8_8_8_REV;
for (color = 0; color < ARRAY_SIZE(fb_format); color++) {
const __DRIconfig **new_configs;
new_configs = (const __DRIconfig **)
driCreateConfigs(fb_format[color], fb_type[color],
depth_bits,
stencil_bits,
ARRAY_SIZE(depth_bits),
back_buffer_modes,
ARRAY_SIZE(back_buffer_modes));
if (configs == NULL)
configs = new_configs;
else
configs = driConcatConfigs(configs, new_configs);
}
if (configs == NULL) {
fprintf(stderr, "[%s:%u] Error creating FBConfig!\n", __func__,
__LINE__);
return NULL;
}
return configs;
}
const struct __DriverAPIRec driDriverAPI = {