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authorJosé Fonseca <jfonseca@vmware.com>2009-04-10 18:14:22 +0100
committerJosé Fonseca <jfonseca@vmware.com>2009-04-10 19:50:35 +0100
commitaa405a2a77d51a4f807c5c2f63cbc76eb660e489 (patch)
tree71d783e74d422b917157663fee24abb9bd36fad5 /src/gallium/state_trackers
parent0bca413ce9e5aca4ecbf689fd7aa3da44bb73f4d (diff)
wgl: Query the screen for supported formats.
Diffstat (limited to 'src/gallium/state_trackers')
-rw-r--r--src/gallium/state_trackers/wgl/shared/stw_pixelformat.c61
1 files changed, 52 insertions, 9 deletions
diff --git a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c
index 187cc9661f..897478e0f5 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c
@@ -25,6 +25,10 @@
*
**************************************************************************/
+#include "pipe/p_format.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_screen.h"
+
#include "util/u_debug.h"
#include "util/u_memory.h"
@@ -36,6 +40,7 @@
struct stw_pf_color_info
{
+ enum pipe_format format;
struct {
unsigned char red;
unsigned char green;
@@ -52,6 +57,7 @@ struct stw_pf_color_info
struct stw_pf_depth_info
{
+ enum pipe_format format;
struct {
unsigned char depth;
unsigned char stencil;
@@ -59,24 +65,48 @@ struct stw_pf_depth_info
};
-static const struct stw_pf_color_info
+/* NOTE: order matters, since in otherwise equal circunstances the first
+ * format listed will get chosen */
+
+static const struct stw_pf_color_info
stw_pf_color[] = {
- { {8, 8, 8, 0}, { 0, 8, 16, 0} },
- { {8, 8, 8, 8}, { 0, 8, 16, 24} }
+ /* no-alpha */
+ { PIPE_FORMAT_R5G6B5_UNORM, { 5, 6, 5, 0}, {11, 5, 0, 0} },
+ { PIPE_FORMAT_X8R8G8B8_UNORM, { 8, 8, 8, 0}, {16, 8, 0, 0} },
+ { PIPE_FORMAT_B8G8R8X8_UNORM, { 8, 8, 8, 0}, { 8, 16, 24, 0} },
+ /* alpha */
+ { PIPE_FORMAT_A1R5G5B5_UNORM, { 5, 5, 5, 1}, {10, 5, 0, 15} },
+ { PIPE_FORMAT_A4R4G4B4_UNORM, { 4, 4, 4, 4}, {16, 4, 0, 12} },
+ { PIPE_FORMAT_A8R8G8B8_UNORM, { 8, 8, 8, 8}, {16, 8, 0, 24} },
+ { PIPE_FORMAT_B8G8R8A8_UNORM, { 8, 8, 8, 8}, { 8, 16, 24, 0} }
+#if 0
+ { PIPE_FORMAT_A2B10G10R10_UNORM, {10, 10, 10, 2}, { 0, 10, 20, 30} }
+#endif
};
+
static const struct stw_pf_depth_info
stw_pf_depth_stencil[] = {
- { {16, 0} },
- { {24, 8} }
+ /* pure depth */
+ { PIPE_FORMAT_Z16_UNORM, {16, 0} },
+ { PIPE_FORMAT_Z24X8_UNORM, {24, 0} },
+ { PIPE_FORMAT_X8Z24_UNORM, {24, 0} },
+ { PIPE_FORMAT_Z32_UNORM, {32, 0} },
+ /* pure stencil */
+ { PIPE_FORMAT_S8_UNORM, { 0, 8} },
+ /* combined depth-stencil */
+ { PIPE_FORMAT_S8Z24_UNORM, {24, 8} },
+ { PIPE_FORMAT_Z24S8_UNORM, {24, 8} }
};
+
static const boolean
stw_pf_doublebuffer[] = {
FALSE,
TRUE,
};
+
const unsigned
stw_pf_multisample[] = {
0,
@@ -99,10 +129,6 @@ stw_pixelformat_add(
if(stw_dev->pixelformat_extended_count >= STW_MAX_PIXELFORMATS)
return;
- /* FIXME: re-enabled MSAA when we can query it */
- if(samples)
- return;
-
pfi = &stw_dev->pixelformats[stw_dev->pixelformat_extended_count];
memset(pfi, 0, sizeof *pfi);
@@ -160,6 +186,7 @@ stw_pixelformat_add(
void
stw_pixelformat_init( void )
{
+ struct pipe_screen *screen = stw_dev->screen;
unsigned i, j, k, l;
assert( !stw_dev->pixelformat_count );
@@ -167,12 +194,28 @@ stw_pixelformat_init( void )
for(i = 0; i < Elements(stw_pf_multisample); ++i) {
unsigned samples = stw_pf_multisample[i];
+
+ /* FIXME: re-enabled MSAA when we can query it */
+ if(samples)
+ continue;
+
for(j = 0; j < Elements(stw_pf_color); ++j) {
const struct stw_pf_color_info *color = &stw_pf_color[j];
+
+ if(!screen->is_format_supported(screen, color->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
+ continue;
+
for(k = 0; k < Elements(stw_pf_doublebuffer); ++k) {
unsigned doublebuffer = stw_pf_doublebuffer[k];
+
for(l = 0; l < Elements(stw_pf_depth_stencil); ++l) {
const struct stw_pf_depth_info *depth = &stw_pf_depth_stencil[l];
+
+ if(!screen->is_format_supported(screen, depth->format, PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0))
+ continue;
+
stw_pixelformat_add( stw_dev, color, depth, doublebuffer, samples );
}
}