diff options
Diffstat (limited to 'src/mesa/state_tracker/wgl/stw_wgl_pixelformat.c')
-rw-r--r-- | src/mesa/state_tracker/wgl/stw_wgl_pixelformat.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/src/mesa/state_tracker/wgl/stw_wgl_pixelformat.c b/src/mesa/state_tracker/wgl/stw_wgl_pixelformat.c deleted file mode 100644 index 7a8a2e22e4..0000000000 --- a/src/mesa/state_tracker/wgl/stw_wgl_pixelformat.c +++ /dev/null @@ -1,187 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -#include <windows.h> - -#include "pipe/p_compiler.h" -#include "pipe/p_debug.h" -#include "stw_pixelformat.h" -#include "stw_wgl.h" - -static uint currentpixelformat = 0; - -WINGDIAPI int APIENTRY -wglChoosePixelFormat( - HDC hdc, - CONST PIXELFORMATDESCRIPTOR *ppfd ) -{ - uint count; - uint index; - uint bestindex; - uint bestdelta; - - (void) hdc; - - count = pixelformat_get_count(); - bestindex = count; - bestdelta = 0xffffffff; - - if (ppfd->nSize != sizeof( PIXELFORMATDESCRIPTOR ) || ppfd->nVersion != 1) - return 0; - if (ppfd->iPixelType != PFD_TYPE_RGBA) - return 0; - if (!(ppfd->dwFlags & PFD_DRAW_TO_WINDOW)) - return 0; - if (!(ppfd->dwFlags & PFD_SUPPORT_OPENGL)) - return 0; - if (ppfd->dwFlags & PFD_DRAW_TO_BITMAP) - return 0; - if (ppfd->dwFlags & PFD_SUPPORT_GDI) - return 0; - if (!(ppfd->dwFlags & PFD_STEREO_DONTCARE) && (ppfd->dwFlags & PFD_STEREO)) - return 0; - - for (index = 0; index < count; index++) { - uint delta = 0; - const struct pixelformat_info *pf = pixelformat_get_info( index ); - - if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE)) { - if ((ppfd->dwFlags & PFD_DOUBLEBUFFER) && !(pf->flags & PF_FLAG_DOUBLEBUFFER)) - continue; - if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER) && (pf->flags & PF_FLAG_DOUBLEBUFFER)) - continue; - } - - if (ppfd->cColorBits != pf->color.redbits + pf->color.greenbits + pf->color.bluebits) - delta += 8; - - if (ppfd->cDepthBits != pf->depth.depthbits) - delta += 4; - - if (ppfd->cStencilBits != pf->depth.stencilbits) - delta += 2; - - if (ppfd->cAlphaBits != pf->alpha.alphabits) - delta++; - - if (delta < bestdelta) { - bestindex = index; - bestdelta = delta; - if (bestdelta == 0) - break; - } - } - - if (bestindex == count) - return 0; - return bestindex + 1; -} - -WINGDIAPI int APIENTRY -wglDescribePixelFormat( - HDC hdc, - int iPixelFormat, - UINT nBytes, - LPPIXELFORMATDESCRIPTOR ppfd ) -{ - uint count; - uint index; - const struct pixelformat_info *pf; - - (void) hdc; - - count = pixelformat_get_extended_count(); - index = (uint) iPixelFormat - 1; - - if (ppfd == NULL) - return count; - if (index >= count || nBytes != sizeof( PIXELFORMATDESCRIPTOR )) - return 0; - - pf = pixelformat_get_info( index ); - - ppfd->nSize = sizeof( PIXELFORMATDESCRIPTOR ); - ppfd->nVersion = 1; - ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL; - if (pf->flags & 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->alpha.alphabits; - ppfd->cAlphaShift = pf->alpha.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; - - return count; -} - -WINGDIAPI int APIENTRY -wglGetPixelFormat( - HDC hdc ) -{ - (void) hdc; - - return currentpixelformat; -} - -WINGDIAPI BOOL APIENTRY -wglSetPixelFormat( - HDC hdc, - int iPixelFormat, - const PIXELFORMATDESCRIPTOR *ppfd ) -{ - uint count; - uint index; - - (void) hdc; - - count = pixelformat_get_extended_count(); - index = (uint) iPixelFormat - 1; - - if (index >= count || ppfd->nSize != sizeof( PIXELFORMATDESCRIPTOR )) - return FALSE; - - currentpixelformat = index + 1; - return TRUE; -} |