From 0bca413ce9e5aca4ecbf689fd7aa3da44bb73f4d Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Fri, 10 Apr 2009 17:22:21 +0100 Subject: wgl: Walk through the pixel formats combinations. --- src/gallium/state_trackers/wgl/shared/stw_device.h | 2 +- .../state_trackers/wgl/shared/stw_pixelformat.c | 142 ++++++++++++++------- .../state_trackers/wgl/shared/stw_pixelformat.h | 18 --- 3 files changed, 94 insertions(+), 68 deletions(-) (limited to 'src/gallium/state_trackers/wgl/shared') diff --git a/src/gallium/state_trackers/wgl/shared/stw_device.h b/src/gallium/state_trackers/wgl/shared/stw_device.h index 66f0047232..969e3843e7 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_device.h +++ b/src/gallium/state_trackers/wgl/shared/stw_device.h @@ -37,7 +37,7 @@ #include "stw_pixelformat.h" -#define STW_MAX_PIXELFORMATS 16 +#define STW_MAX_PIXELFORMATS 128 struct pipe_screen; diff --git a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c index 7bbab0e972..187cc9661f 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c +++ b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c @@ -26,6 +26,7 @@ **************************************************************************/ #include "util/u_debug.h" +#include "util/u_memory.h" #include "stw_device.h" #include "stw_pixelformat.h" @@ -33,21 +34,75 @@ #include "stw_tls.h" +struct stw_pf_color_info +{ + struct { + unsigned char red; + unsigned char green; + unsigned char blue; + unsigned char alpha; + } bits; + struct { + unsigned char red; + unsigned char green; + unsigned char blue; + unsigned char alpha; + } shift; +}; + +struct stw_pf_depth_info +{ + struct { + unsigned char depth; + unsigned char stencil; + } bits; +}; + + +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} } +}; + +static const struct stw_pf_depth_info +stw_pf_depth_stencil[] = { + { {16, 0} }, + { {24, 8} } +}; + +static const boolean +stw_pf_doublebuffer[] = { + FALSE, + TRUE, +}; + +const unsigned +stw_pf_multisample[] = { + 0, + 4 +}; + + static void stw_pixelformat_add( struct stw_device *stw_dev, - const struct stw_pixelformat_color_info *color, - const struct stw_pixelformat_depth_info *depth, + const struct stw_pf_color_info *color, + const struct stw_pf_depth_info *depth, boolean doublebuffer, - boolean multisampled, - boolean extended ) + unsigned samples ) { + boolean extended = FALSE; struct stw_pixelformat_info *pfi; assert(stw_dev->pixelformat_extended_count < STW_MAX_PIXELFORMATS); 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); @@ -65,22 +120,22 @@ stw_pixelformat_add( pfi->pfd.iPixelType = PFD_TYPE_RGBA; - pfi->pfd.cColorBits = color->redbits + color->greenbits + color->bluebits; - pfi->pfd.cRedBits = color->redbits; - pfi->pfd.cRedShift = color->redshift; - pfi->pfd.cGreenBits = color->greenbits; - pfi->pfd.cGreenShift = color->greenshift; - pfi->pfd.cBlueBits = color->bluebits; - pfi->pfd.cBlueShift = color->blueshift; - pfi->pfd.cAlphaBits = color->alphabits; - pfi->pfd.cAlphaShift = color->alphashift; + pfi->pfd.cColorBits = color->bits.red + color->bits.green + color->bits.blue; + pfi->pfd.cRedBits = color->bits.red; + pfi->pfd.cRedShift = color->shift.red; + pfi->pfd.cGreenBits = color->bits.green; + pfi->pfd.cGreenShift = color->shift.green; + pfi->pfd.cBlueBits = color->bits.blue; + pfi->pfd.cBlueShift = color->shift.blue; + pfi->pfd.cAlphaBits = color->bits.alpha; + pfi->pfd.cAlphaShift = color->shift.alpha; pfi->pfd.cAccumBits = 0; pfi->pfd.cAccumRedBits = 0; pfi->pfd.cAccumGreenBits = 0; pfi->pfd.cAccumBlueBits = 0; pfi->pfd.cAccumAlphaBits = 0; - pfi->pfd.cDepthBits = depth->depthbits; - pfi->pfd.cStencilBits = depth->stencilbits; + pfi->pfd.cDepthBits = depth->bits.depth; + pfi->pfd.cStencilBits = depth->bits.stencil; pfi->pfd.cAuxBuffers = 0; pfi->pfd.iLayerType = 0; pfi->pfd.bReserved = 0; @@ -88,14 +143,10 @@ stw_pixelformat_add( pfi->pfd.dwVisibleMask = 0; pfi->pfd.dwDamageMask = 0; - if(multisampled) { - /* FIXME: re-enable when we can query this */ -#if 0 + if(samples) { pfi->numSampleBuffers = 1; - pfi->numSamples = 4; -#else - return; -#endif + pfi->numSamples = samples; + extended = TRUE; } ++stw_dev->pixelformat_extended_count; @@ -106,36 +157,29 @@ stw_pixelformat_add( } } -static void -stw_add_standard_pixelformats( - struct stw_device *stw_dev, - boolean doublebuffer, - boolean multisampled, - boolean extended ) -{ - const struct stw_pixelformat_color_info color24 = { 8, 0, 8, 8, 8, 16, 0, 0 }; - const struct stw_pixelformat_color_info color24a8 = { 8, 0, 8, 8, 8, 16, 8, 24 }; - const struct stw_pixelformat_depth_info depth24s8 = { 24, 8 }; - const struct stw_pixelformat_depth_info depth16 = { 16, 0 }; - - stw_pixelformat_add( stw_dev, &color24, &depth24s8, doublebuffer, multisampled, extended ); - - stw_pixelformat_add( stw_dev, &color24a8, &depth24s8, doublebuffer, multisampled, extended ); - - stw_pixelformat_add( stw_dev, &color24, &depth16, doublebuffer, multisampled, extended ); - - stw_pixelformat_add( stw_dev, &color24a8, &depth16, doublebuffer, multisampled, extended ); -} - void stw_pixelformat_init( void ) { - stw_add_standard_pixelformats( stw_dev, FALSE, FALSE, FALSE ); - stw_add_standard_pixelformats( stw_dev, TRUE, FALSE, FALSE ); - stw_add_standard_pixelformats( stw_dev, FALSE, TRUE, TRUE ); - stw_add_standard_pixelformats( stw_dev, TRUE, TRUE, TRUE ); - - assert( stw_dev->pixelformat_count <= STW_MAX_PIXELFORMATS ); + unsigned i, j, k, l; + + assert( !stw_dev->pixelformat_count ); + assert( !stw_dev->pixelformat_extended_count ); + + for(i = 0; i < Elements(stw_pf_multisample); ++i) { + unsigned samples = stw_pf_multisample[i]; + for(j = 0; j < Elements(stw_pf_color); ++j) { + const struct stw_pf_color_info *color = &stw_pf_color[j]; + 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]; + stw_pixelformat_add( stw_dev, color, depth, doublebuffer, samples ); + } + } + } + } + + assert( stw_dev->pixelformat_count <= stw_dev->pixelformat_extended_count ); assert( stw_dev->pixelformat_extended_count <= STW_MAX_PIXELFORMATS ); } diff --git a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.h b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.h index 2cba844144..acfb230d9d 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.h +++ b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.h @@ -32,24 +32,6 @@ #include "pipe/p_compiler.h" -struct stw_pixelformat_color_info -{ - uint redbits; - uint redshift; - uint greenbits; - uint greenshift; - uint bluebits; - uint blueshift; - uint alphabits; - uint alphashift; -}; - -struct stw_pixelformat_depth_info -{ - uint depthbits; - uint stencilbits; -}; - struct stw_pixelformat_info { PIXELFORMATDESCRIPTOR pfd; -- cgit v1.2.3