From e5d700721b05910f935c873ebb23d23f49961ebf Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Fri, 10 Apr 2009 16:37:15 +0100 Subject: wgl: Keep copies of the PIXELFORMATDESCRIPTOR structures. --- .../state_trackers/wgl/shared/stw_pixelformat.c | 142 +++++++++++---------- 1 file changed, 72 insertions(+), 70 deletions(-) (limited to 'src/gallium/state_trackers/wgl/shared/stw_pixelformat.c') diff --git a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c index daf42c02fe..7bbab0e972 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c +++ b/src/gallium/state_trackers/wgl/shared/stw_pixelformat.c @@ -36,23 +36,68 @@ static void stw_pixelformat_add( struct stw_device *stw_dev, - unsigned flags, const struct stw_pixelformat_color_info *color, const struct stw_pixelformat_depth_info *depth, + boolean doublebuffer, + boolean multisampled, boolean extended ) { - struct stw_pixelformat_info *pf; + struct stw_pixelformat_info *pfi; assert(stw_dev->pixelformat_extended_count < STW_MAX_PIXELFORMATS); if(stw_dev->pixelformat_extended_count >= STW_MAX_PIXELFORMATS) return; - pf = &stw_dev->pixelformats[stw_dev->pixelformat_extended_count]; + pfi = &stw_dev->pixelformats[stw_dev->pixelformat_extended_count]; - pf->flags = flags; - pf->color = *color; - pf->depth = *depth; + memset(pfi, 0, sizeof *pfi); + + pfi->pfd.nSize = sizeof pfi->pfd; + pfi->pfd.nVersion = 1; + pfi->pfd.dwFlags = PFD_SUPPORT_OPENGL; + + /* TODO: also support non-native pixel formats */ + pfi->pfd.dwFlags |= PFD_DRAW_TO_WINDOW ; + + if (doublebuffer) + pfi->pfd.dwFlags |= PFD_DOUBLEBUFFER | PFD_SWAP_COPY; + + 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.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.cAuxBuffers = 0; + pfi->pfd.iLayerType = 0; + pfi->pfd.bReserved = 0; + pfi->pfd.dwLayerMask = 0; + pfi->pfd.dwVisibleMask = 0; + pfi->pfd.dwDamageMask = 0; + + if(multisampled) { + /* FIXME: re-enable when we can query this */ +#if 0 + pfi->numSampleBuffers = 1; + pfi->numSamples = 4; +#else + return; +#endif + } + ++stw_dev->pixelformat_extended_count; if(!extended) { @@ -64,7 +109,8 @@ stw_pixelformat_add( static void stw_add_standard_pixelformats( struct stw_device *stw_dev, - uint flags, + boolean doublebuffer, + boolean multisampled, boolean extended ) { const struct stw_pixelformat_color_info color24 = { 8, 0, 8, 8, 8, 16, 0, 0 }; @@ -72,22 +118,22 @@ stw_add_standard_pixelformats( const struct stw_pixelformat_depth_info depth24s8 = { 24, 8 }; const struct stw_pixelformat_depth_info depth16 = { 16, 0 }; - stw_pixelformat_add( stw_dev, flags, &color24, &depth24s8, extended ); + stw_pixelformat_add( stw_dev, &color24, &depth24s8, doublebuffer, multisampled, extended ); - stw_pixelformat_add( stw_dev, flags, &color24a8, &depth24s8, extended ); + stw_pixelformat_add( stw_dev, &color24a8, &depth24s8, doublebuffer, multisampled, extended ); - stw_pixelformat_add( stw_dev, flags, &color24, &depth16, extended ); + stw_pixelformat_add( stw_dev, &color24, &depth16, doublebuffer, multisampled, extended ); - stw_pixelformat_add( stw_dev, flags, &color24a8, &depth16, extended ); + stw_pixelformat_add( stw_dev, &color24a8, &depth16, doublebuffer, multisampled, extended ); } void stw_pixelformat_init( void ) { - stw_add_standard_pixelformats( stw_dev, STW_PF_FLAG_DOUBLEBUFFER | 0 , FALSE ); - stw_add_standard_pixelformats( stw_dev, 0 | 0, FALSE ); - stw_add_standard_pixelformats( stw_dev, STW_PF_FLAG_DOUBLEBUFFER | STW_PF_FLAG_MULTISAMPLED, TRUE ); - stw_add_standard_pixelformats( stw_dev, 0 | STW_PF_FLAG_MULTISAMPLED, TRUE ); + 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 ); assert( stw_dev->pixelformat_extended_count <= STW_MAX_PIXELFORMATS ); @@ -123,7 +169,7 @@ stw_pixelformat_describe( { uint count; uint index; - const struct stw_pixelformat_info *pf; + const struct stw_pixelformat_info *pfi; (void) hdc; @@ -135,36 +181,9 @@ stw_pixelformat_describe( if (index >= count || nBytes != sizeof( PIXELFORMATDESCRIPTOR )) return 0; - pf = stw_pixelformat_get_info( index ); - - ppfd->nSize = sizeof( PIXELFORMATDESCRIPTOR ); - ppfd->nVersion = 1; - ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL; - if (pf->flags & STW_PF_FLAG_DOUBLEBUFFER) - ppfd->dwFlags |= PFD_DOUBLEBUFFER | PFD_SWAP_COPY; - ppfd->iPixelType = PFD_TYPE_RGBA; - ppfd->cColorBits = pf->color.redbits + pf->color.greenbits + pf->color.bluebits; - ppfd->cRedBits = pf->color.redbits; - ppfd->cRedShift = pf->color.redshift; - ppfd->cGreenBits = pf->color.greenbits; - ppfd->cGreenShift = pf->color.greenshift; - ppfd->cBlueBits = pf->color.bluebits; - ppfd->cBlueShift = pf->color.blueshift; - ppfd->cAlphaBits = pf->color.alphabits; - ppfd->cAlphaShift = pf->color.alphashift; - ppfd->cAccumBits = 0; - ppfd->cAccumRedBits = 0; - ppfd->cAccumGreenBits = 0; - ppfd->cAccumBlueBits = 0; - ppfd->cAccumAlphaBits = 0; - ppfd->cDepthBits = pf->depth.depthbits; - ppfd->cStencilBits = pf->depth.stencilbits; - ppfd->cAuxBuffers = 0; - ppfd->iLayerType = 0; - ppfd->bReserved = 0; - ppfd->dwLayerMask = 0; - ppfd->dwVisibleMask = 0; - ppfd->dwDamageMask = 0; + pfi = stw_pixelformat_get_info( index ); + + memcpy(ppfd, &pfi->pfd, sizeof( PIXELFORMATDESCRIPTOR )); return count; } @@ -188,23 +207,24 @@ int stw_pixelformat_choose( HDC hdc, for (index = 0; index < count; index++) { uint delta = 0; - const struct stw_pixelformat_info *pf = stw_pixelformat_get_info( index ); + const struct stw_pixelformat_info *pfi = stw_pixelformat_get_info( index ); if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && !!(ppfd->dwFlags & PFD_DOUBLEBUFFER) != - !!(pf->flags & STW_PF_FLAG_DOUBLEBUFFER)) + !!(pfi->pfd.dwFlags & PFD_DOUBLEBUFFER)) continue; - if (ppfd->cColorBits != pf->color.redbits + pf->color.greenbits + pf->color.bluebits) + /* FIXME: Take in account individual channel bits */ + if (ppfd->cColorBits != pfi->pfd.cColorBits) delta += 8; - if (ppfd->cDepthBits != pf->depth.depthbits) + if (ppfd->cDepthBits != pfi->pfd.cDepthBits) delta += 4; - if (ppfd->cStencilBits != pf->depth.stencilbits) + if (ppfd->cStencilBits != pfi->pfd.cStencilBits) delta += 2; - if (ppfd->cAlphaBits != pf->color.alphabits) + if (ppfd->cAlphaBits != pfi->pfd.cAlphaBits) delta++; if (delta < bestdelta) { @@ -256,21 +276,3 @@ stw_pixelformat_set( return TRUE; } - - - -/* XXX: this needs to be turned into queries on pipe_screen or - * stw_winsys. - */ -int -stw_query_sample_buffers( void ) -{ - return 1; -} - -int -stw_query_samples( void ) -{ - return 4; -} - -- cgit v1.2.3