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authorBen Skeggs <darktama@iinet.net.au>2006-12-08 07:15:43 +0000
committerBen Skeggs <darktama@iinet.net.au>2006-12-08 07:15:43 +0000
commit011377622fa78d141486ba0536a1546cea8cb8c6 (patch)
tree5452b122dc375665d2c8f8b983ded644666e8588 /src/mesa/drivers
parent1d6f13986c40c014708175ed3289811d03a8c724 (diff)
Create visuals for modes the ddx provides
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_screen.c82
1 files changed, 38 insertions, 44 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_screen.c b/src/mesa/drivers/dri/nouveau/nouveau_screen.c
index 15c1c40925..18ca37918f 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_screen.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_screen.c
@@ -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];
-
- 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;
+ u_int8_t depth_bits_array[4] = { 0, 16, 24, 24 };
+ u_int8_t stencil_bits_array[4] = { 0, 0, 0, 8 };
- 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)) {
+
+ 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, fb_type,
- depth_bits_array, stencil_bits_array, depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_DIRECT_COLOR)) {
+ }
+
+ 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;
- }
-
- /* 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;
}
}