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Create visuals for modes the ddx provides

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This commit is contained in:
Ben Skeggs 2006-12-08 07:15:43 +00:00
parent 1d6f13986c
commit 011377622f
1 changed files with 43 additions and 49 deletions
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92
src/mesa/drivers/dri/nouveau/nouveau_screen.c
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@ -226,8 +226,17 @@ nouveauFillInModes( unsigned pixel_bits, unsigned depth_bits,
unsigned num_modes;
unsigned depth_buffer_factor;
unsigned back_buffer_factor;
GLenum fb_format;
GLenum fb_type;
unsigned fb_format_factor;
int i;
static const struct {
GLenum format;
GLenum type;
} fb_format_array[] = {
{ GL_RGB , GL_UNSIGNED_SHORT_5_6_5 },
{ GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV },
{ GL_RGB , GL_UNSIGNED_INT_8_8_8_8_REV },
};
/* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
* support pageflipping at all.
@ -236,58 +245,43 @@ nouveauFillInModes( unsigned pixel_bits, unsigned depth_bits,
GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
};
u_int8_t depth_bits_array[3];
u_int8_t stencil_bits_array[3];
u_int8_t depth_bits_array[4] = { 0, 16, 24, 24 };
u_int8_t stencil_bits_array[4] = { 0, 0, 0, 8 };
depth_bits_array[0] = 0;
depth_bits_array[1] = depth_bits;
depth_bits_array[2] = depth_bits;
/* Just like with the accumulation buffer, always provide some modes
* with a stencil buffer. It will be a sw fallback, but some apps won't
* care about that.
*/
stencil_bits_array[0] = 0;
stencil_bits_array[1] = 0;
stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits;
depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1;
depth_buffer_factor = 4;
back_buffer_factor = (have_back_buffer) ? 3 : 1;
num_modes = depth_buffer_factor * back_buffer_factor * 4;
if ( pixel_bits == 16 ) {
fb_format = GL_RGB;
fb_type = GL_UNSIGNED_SHORT_5_6_5;
} else {
fb_format = GL_BGRA;
fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
}
modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) );
num_modes = ((pixel_bits==16) ? 1 : 2) *
depth_buffer_factor * back_buffer_factor * 4;
modes = (*dri_interface->createContextModes)(num_modes,
sizeof(__GLcontextModes));
m = modes;
if (!driFillInModes(&m, fb_format, fb_type,
depth_bits_array, stencil_bits_array, depth_buffer_factor,
back_buffer_modes, back_buffer_factor,
GLX_TRUE_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
if (!driFillInModes(&m, fb_format, fb_type,
depth_bits_array, stencil_bits_array, depth_buffer_factor,
back_buffer_modes, back_buffer_factor,
GLX_DIRECT_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
/* Mark the visual as slow if there are "fake" stencil bits.
*/
for ( m = modes ; m != NULL ; m = m->next ) {
if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) {
m->visualRating = GLX_SLOW_CONFIG;
for (i=((pixel_bits==16)?0:1);i<((pixel_bits==16)?1:3);i++) {
if (!driFillInModes(&m, fb_format_array[i].format,
fb_format_array[i].type,
depth_bits_array,
stencil_bits_array,
depth_buffer_factor,
back_buffer_modes,
back_buffer_factor,
GLX_TRUE_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
if (!driFillInModes(&m, fb_format_array[i].format,
fb_format_array[i].type,
depth_bits_array,
stencil_bits_array,
depth_buffer_factor,
back_buffer_modes,
back_buffer_factor,
GLX_DIRECT_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
}