diff options
Diffstat (limited to 'src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c')
| -rw-r--r-- | src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c | 186 |
1 files changed, 75 insertions, 111 deletions
diff --git a/src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c b/src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c index f563635420..0e2d407699 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c +++ b/src/gallium/state_trackers/wgl/shared/stw_arbpixelformat.c @@ -25,75 +25,30 @@ * **************************************************************************/ +/** + * @file + * + * WGL_ARB_pixel_format extension implementation. + * + * @sa http://www.opengl.org/registry/specs/ARB/wgl_pixel_format.txt + */ + + #include <windows.h> +#define WGL_WGLEXT_PROTOTYPES + +#include <GL/gl.h> +#include <GL/wglext.h> + #include "pipe/p_compiler.h" #include "util/u_memory.h" #include "stw_public.h" #include "stw_pixelformat.h" -#include "stw_arbpixelformat.h" - -#define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000 -#define WGL_DRAW_TO_WINDOW_ARB 0x2001 -#define WGL_DRAW_TO_BITMAP_ARB 0x2002 -#define WGL_ACCELERATION_ARB 0x2003 -#define WGL_NEED_PALETTE_ARB 0x2004 -#define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005 -#define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006 -#define WGL_SWAP_METHOD_ARB 0x2007 -#define WGL_NUMBER_OVERLAYS_ARB 0x2008 -#define WGL_NUMBER_UNDERLAYS_ARB 0x2009 -#define WGL_TRANSPARENT_ARB 0x200A -#define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037 -#define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038 -#define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039 -#define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A -#define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B -#define WGL_SHARE_DEPTH_ARB 0x200C -#define WGL_SHARE_STENCIL_ARB 0x200D -#define WGL_SHARE_ACCUM_ARB 0x200E -#define WGL_SUPPORT_GDI_ARB 0x200F -#define WGL_SUPPORT_OPENGL_ARB 0x2010 -#define WGL_DOUBLE_BUFFER_ARB 0x2011 -#define WGL_STEREO_ARB 0x2012 -#define WGL_PIXEL_TYPE_ARB 0x2013 -#define WGL_COLOR_BITS_ARB 0x2014 -#define WGL_RED_BITS_ARB 0x2015 -#define WGL_RED_SHIFT_ARB 0x2016 -#define WGL_GREEN_BITS_ARB 0x2017 -#define WGL_GREEN_SHIFT_ARB 0x2018 -#define WGL_BLUE_BITS_ARB 0x2019 -#define WGL_BLUE_SHIFT_ARB 0x201A -#define WGL_ALPHA_BITS_ARB 0x201B -#define WGL_ALPHA_SHIFT_ARB 0x201C -#define WGL_ACCUM_BITS_ARB 0x201D -#define WGL_ACCUM_RED_BITS_ARB 0x201E -#define WGL_ACCUM_GREEN_BITS_ARB 0x201F -#define WGL_ACCUM_BLUE_BITS_ARB 0x2020 -#define WGL_ACCUM_ALPHA_BITS_ARB 0x2021 -#define WGL_DEPTH_BITS_ARB 0x2022 -#define WGL_STENCIL_BITS_ARB 0x2023 -#define WGL_AUX_BUFFERS_ARB 0x2024 - -#define WGL_NO_ACCELERATION_ARB 0x2025 -#define WGL_GENERIC_ACCELERATION_ARB 0x2026 -#define WGL_FULL_ACCELERATION_ARB 0x2027 - -#define WGL_SWAP_EXCHANGE_ARB 0x2028 -#define WGL_SWAP_COPY_ARB 0x2029 -#define WGL_SWAP_UNDEFINED_ARB 0x202A - -#define WGL_TYPE_RGBA_ARB 0x202B -#define WGL_TYPE_COLORINDEX_ARB 0x202C - -/* From arb_multisample: - */ -#define WGL_SAMPLE_BUFFERS_ARB 0x2041 -#define WGL_SAMPLES_ARB 0x2042 static boolean -query_attrib( +stw_query_attrib( int iPixelFormat, int iLayerPlane, int attrib, @@ -101,9 +56,9 @@ query_attrib( { uint count; uint index; - const struct pixelformat_info *pf; + const struct stw_pixelformat_info *pfi; - count = pixelformat_get_extended_count(); + count = stw_pixelformat_get_extended_count(); if (attrib == WGL_NUMBER_PIXEL_FORMATS_ARB) { *pvalue = (int) count; @@ -114,30 +69,27 @@ query_attrib( if (index >= count) return FALSE; - pf = pixelformat_get_info( index ); + pfi = stw_pixelformat_get_info( index ); switch (attrib) { case WGL_DRAW_TO_WINDOW_ARB: - *pvalue = TRUE; + *pvalue = pfi->pfd.dwFlags & PFD_DRAW_TO_WINDOW ? TRUE : FALSE; return TRUE; case WGL_DRAW_TO_BITMAP_ARB: - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_DRAW_TO_BITMAP ? TRUE : FALSE; return TRUE; case WGL_NEED_PALETTE_ARB: - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_NEED_PALETTE ? TRUE : FALSE; return TRUE; case WGL_NEED_SYSTEM_PALETTE_ARB: - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_NEED_SYSTEM_PALETTE ? TRUE : FALSE; return TRUE; case WGL_SWAP_METHOD_ARB: - if (pf->flags & PF_FLAG_DOUBLEBUFFER) - *pvalue = WGL_SWAP_COPY_ARB; - else - *pvalue = WGL_SWAP_UNDEFINED_ARB; + *pvalue = pfi->pfd.dwFlags & PFD_SWAP_COPY ? WGL_SWAP_COPY_ARB : WGL_SWAP_UNDEFINED_ARB; return TRUE; case WGL_SWAP_LAYER_BUFFERS_ARB: @@ -179,96 +131,108 @@ query_attrib( break; case WGL_SUPPORT_GDI_ARB: - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_SUPPORT_GDI ? TRUE : FALSE; break; case WGL_SUPPORT_OPENGL_ARB: - *pvalue = TRUE; + *pvalue = pfi->pfd.dwFlags & PFD_SUPPORT_OPENGL ? TRUE : FALSE; break; case WGL_DOUBLE_BUFFER_ARB: - if (pf->flags & PF_FLAG_DOUBLEBUFFER) - *pvalue = TRUE; - else - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_DOUBLEBUFFER ? TRUE : FALSE; break; case WGL_STEREO_ARB: - *pvalue = FALSE; + *pvalue = pfi->pfd.dwFlags & PFD_STEREO ? TRUE : FALSE; break; case WGL_PIXEL_TYPE_ARB: - *pvalue = WGL_TYPE_RGBA_ARB; + switch (pfi->pfd.iPixelType) { + case PFD_TYPE_RGBA: + *pvalue = WGL_TYPE_RGBA_ARB; + break; + case PFD_TYPE_COLORINDEX: + *pvalue = WGL_TYPE_COLORINDEX_ARB; + break; + default: + return FALSE; + } break; case WGL_COLOR_BITS_ARB: - *pvalue = (int) (pf->color.redbits + pf->color.greenbits + pf->color.bluebits); + *pvalue = pfi->pfd.cColorBits; break; case WGL_RED_BITS_ARB: - *pvalue = (int) pf->color.redbits; + *pvalue = pfi->pfd.cRedBits; break; case WGL_RED_SHIFT_ARB: - *pvalue = (int) pf->color.redshift; + *pvalue = pfi->pfd.cRedShift; break; case WGL_GREEN_BITS_ARB: - *pvalue = (int) pf->color.greenbits; + *pvalue = pfi->pfd.cGreenBits; break; case WGL_GREEN_SHIFT_ARB: - *pvalue = (int) pf->color.greenshift; + *pvalue = pfi->pfd.cGreenShift; break; case WGL_BLUE_BITS_ARB: - *pvalue = (int) pf->color.bluebits; + *pvalue = pfi->pfd.cBlueBits; break; case WGL_BLUE_SHIFT_ARB: - *pvalue = (int) pf->color.blueshift; + *pvalue = pfi->pfd.cBlueShift; break; case WGL_ALPHA_BITS_ARB: - *pvalue = (int) pf->alpha.alphabits; + *pvalue = pfi->pfd.cAlphaBits; break; case WGL_ALPHA_SHIFT_ARB: - *pvalue = (int) pf->alpha.alphashift; + *pvalue = pfi->pfd.cAlphaShift; break; case WGL_ACCUM_BITS_ARB: + *pvalue = pfi->pfd.cAccumBits; + break; + case WGL_ACCUM_RED_BITS_ARB: + *pvalue = pfi->pfd.cAccumRedBits; + break; + case WGL_ACCUM_GREEN_BITS_ARB: + *pvalue = pfi->pfd.cAccumGreenBits; + break; + case WGL_ACCUM_BLUE_BITS_ARB: + *pvalue = pfi->pfd.cAccumBlueBits; + break; + case WGL_ACCUM_ALPHA_BITS_ARB: - *pvalue = 0; + *pvalue = pfi->pfd.cAccumAlphaBits; break; case WGL_DEPTH_BITS_ARB: - *pvalue = (int) pf->depth.depthbits; + *pvalue = pfi->pfd.cDepthBits; break; case WGL_STENCIL_BITS_ARB: - *pvalue = (int) pf->depth.stencilbits; + *pvalue = pfi->pfd.cStencilBits; break; case WGL_AUX_BUFFERS_ARB: - *pvalue = 0; + *pvalue = pfi->pfd.cAuxBuffers; break; case WGL_SAMPLE_BUFFERS_ARB: - if (pf->flags & PF_FLAG_MULTISAMPLED) - *pvalue = stw_query_sample_buffers(); - else - *pvalue = 0; + *pvalue = pfi->numSampleBuffers; break; case WGL_SAMPLES_ARB: - if (pf->flags & PF_FLAG_MULTISAMPLED) - *pvalue = stw_query_samples(); - else - *pvalue = 0; + *pvalue = pfi->numSamples; break; default: @@ -285,7 +249,7 @@ struct attrib_match_info BOOL exact; }; -static struct attrib_match_info attrib_match[] = { +static const struct attrib_match_info attrib_match[] = { /* WGL_ARB_pixel_format */ { WGL_DRAW_TO_WINDOW_ARB, 0, TRUE }, @@ -324,7 +288,7 @@ static struct attrib_match_info attrib_match[] = { { WGL_SAMPLES_ARB, 2, FALSE } }; -struct pixelformat_score +struct stw_pixelformat_score { int points; uint index; @@ -332,13 +296,13 @@ struct pixelformat_score static BOOL score_pixelformats( - struct pixelformat_score *scores, + struct stw_pixelformat_score *scores, uint count, int attribute, int expected_value ) { uint i; - struct attrib_match_info *ami = NULL; + const struct attrib_match_info *ami = NULL; uint index; /* Find out if a given attribute should be considered for score calculation. @@ -358,7 +322,7 @@ score_pixelformats( for (index = 0; index < count; index++) { int actual_value; - if (!query_attrib( index + 1, 0, attribute, &actual_value )) + if (!stw_query_attrib( index + 1, 0, attribute, &actual_value )) return FALSE; if (ami->exact) { @@ -395,7 +359,7 @@ wglChoosePixelFormatARB( UINT *nNumFormats ) { uint count; - struct pixelformat_score *scores; + struct stw_pixelformat_score *scores; uint i; *nNumFormats = 0; @@ -405,8 +369,8 @@ wglChoosePixelFormatARB( * points for a mismatch when the match does not have to be exact. * Set a score to 0 if there is a mismatch for an exact match criteria. */ - count = pixelformat_get_extended_count(); - scores = (struct pixelformat_score *) MALLOC( count * sizeof( struct pixelformat_score ) ); + count = stw_pixelformat_get_extended_count(); + scores = (struct stw_pixelformat_score *) MALLOC( count * sizeof( struct stw_pixelformat_score ) ); if (scores == NULL) return FALSE; for (i = 0; i < count; i++) { @@ -446,7 +410,7 @@ wglChoosePixelFormatARB( swapped = FALSE; for (i = 1; i < n; i++) { if (scores[i - 1].points < scores[i].points) { - struct pixelformat_score score = scores[i - 1]; + struct stw_pixelformat_score score = scores[i - 1]; scores[i - 1] = scores[i]; scores[i] = score; @@ -489,7 +453,7 @@ wglGetPixelFormatAttribfvARB( for (i = 0; i < nAttributes; i++) { int value; - if (!query_attrib( iPixelFormat, iLayerPlane, piAttributes[i], &value )) + if (!stw_query_attrib( iPixelFormat, iLayerPlane, piAttributes[i], &value )) return FALSE; pfValues[i] = (FLOAT) value; } @@ -511,7 +475,7 @@ wglGetPixelFormatAttribivARB( (void) hdc; for (i = 0; i < nAttributes; i++) { - if (!query_attrib( iPixelFormat, iLayerPlane, piAttributes[i], &piValues[i] )) + if (!stw_query_attrib( iPixelFormat, iLayerPlane, piAttributes[i], &piValues[i] )) return FALSE; } |