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st/wgl: refactor stw_pixelformat_init()

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Replace duplicated code with add_color_format_variants() helper.
This commit is contained in:
Brian Paul 2012-02-08 10:06:21 -07:00 • committed by José Fonseca
parent 9646762261
commit ad9455314d
1 changed files with 50 additions and 57 deletions
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107
src/gallium/state_trackers/wgl/stw_pixelformat.c
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@ -210,79 +210,72 @@ stw_pixelformat_add(
}
}
void
stw_pixelformat_init( void )
/**
* Add the depth/stencil/accum/ms variants for a particular color format.
*/
static void
add_color_format_variants(const struct stw_pf_color_info *color,
boolean extended)
{
struct pipe_screen *screen = stw_dev->screen;
unsigned i, j, k, l;
assert( !stw_dev->pixelformat_count );
assert( !stw_dev->pixelformat_extended_count );
unsigned ms, db, ds, acc;
unsigned bind_flags = PIPE_BIND_RENDER_TARGET;
if (!extended) {
bind_flags |= PIPE_BIND_DISPLAY_TARGET;
}
if (!screen->is_format_supported(screen, color->format,
PIPE_TEXTURE_2D, 0, bind_flags)) {
return;
}
for (ms = 0; ms < Elements(stw_pf_multisample); ms++) {
unsigned samples = stw_pf_multisample[ms];
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)
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,
0, PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET))
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,
0, PIPE_BIND_DEPTH_STENCIL))
continue;
for (db = 0; db < Elements(stw_pf_doublebuffer); db++) {
unsigned doublebuffer = stw_pf_doublebuffer[db];
stw_pixelformat_add( stw_dev, FALSE, color, depth, 0, doublebuffer, samples );
stw_pixelformat_add( stw_dev, FALSE, color, depth, 16, doublebuffer, samples );
for (ds = 0; ds < Elements(stw_pf_depth_stencil); ds++) {
const struct stw_pf_depth_info *depth = &stw_pf_depth_stencil[ds];
if (!screen->is_format_supported(screen, depth->format,
PIPE_TEXTURE_2D, 0,
PIPE_BIND_DEPTH_STENCIL)) {
continue;
}
for (acc = 0; acc < 2; acc++) {
stw_pixelformat_add(stw_dev, extended, color, depth,
acc * 16, doublebuffer, samples);
}
}
}
}
/*
* Same as above, but for the extended color formats (e.g, float) and without PIPE_BIND_DISPLAY_TARGET bit.
*/
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_extended); ++j) {
const struct stw_pf_color_info *color = &stw_pf_color_extended[j];
void
stw_pixelformat_init( void )
{
unsigned i;
if(!screen->is_format_supported(screen, color->format, PIPE_TEXTURE_2D,
0, PIPE_BIND_RENDER_TARGET))
continue;
assert( !stw_dev->pixelformat_count );
assert( !stw_dev->pixelformat_extended_count );
for(k = 0; k < Elements(stw_pf_doublebuffer); ++k) {
unsigned doublebuffer = stw_pf_doublebuffer[k];
/* normal, displayable formats */
for (i = 0; i < Elements(stw_pf_color); i++) {
add_color_format_variants(&stw_pf_color[i], FALSE);
}
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,
0, PIPE_BIND_DEPTH_STENCIL))
continue;
stw_pixelformat_add( stw_dev, TRUE, color, depth, 0, doublebuffer, samples );
stw_pixelformat_add( stw_dev, TRUE, color, depth, 16, doublebuffer, samples );
}
}
}
/* extended, pbuffer-only formats */
for (i = 0; i < Elements(stw_pf_color_extended); i++) {
add_color_format_variants(&stw_pf_color_extended[i], TRUE);
}
assert( stw_dev->pixelformat_count <= stw_dev->pixelformat_extended_count );