diff options
Diffstat (limited to 'src/gallium/state_trackers/wgl/stw_wgl.c')
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_wgl.c | 400 |
1 files changed, 0 insertions, 400 deletions
diff --git a/src/gallium/state_trackers/wgl/stw_wgl.c b/src/gallium/state_trackers/wgl/stw_wgl.c deleted file mode 100644 index 9103c750ea9..00000000000 --- a/src/gallium/state_trackers/wgl/stw_wgl.c +++ /dev/null @@ -1,400 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 VMware, Inc. - * 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 VMWARE 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. - * - **************************************************************************/ - -/** - * @file - * - * Fake WGL API implementation. - * - * These functions implement the WGL API, on top of the ICD DDI, so that the - * resulting DLL can be used as a drop-in replacement for the system's - * opengl32.dll. - * - * These functions never get called for ICD drivers, which use exclusively the - * ICD DDI, i.e., the Drv* entrypoints. - */ - -#include <windows.h> -#include <GL/gl.h> - -#include "util/u_debug.h" -#include "gldrv.h" -#include "stw_context.h" -#include "stw_pixelformat.h" -#include "stw_wgl.h" -#include "stw_ext_context.h" - - -static void -overrideOpenGL32EntryPoints(void); - -WINGDIAPI BOOL APIENTRY -wglCopyContext( - HGLRC hglrcSrc, - HGLRC hglrcDst, - UINT mask ) -{ - return DrvCopyContext( (DHGLRC)(UINT_PTR)hglrcSrc, - (DHGLRC)(UINT_PTR)hglrcDst, - mask ); -} - -WINGDIAPI HGLRC APIENTRY -wglCreateContext( - HDC hdc ) -{ - overrideOpenGL32EntryPoints(); - return (HGLRC)(UINT_PTR)DrvCreateContext(hdc); -} - -WINGDIAPI HGLRC APIENTRY -wglCreateLayerContext( - HDC hdc, - int iLayerPlane ) -{ - overrideOpenGL32EntryPoints(); - return (HGLRC)(UINT_PTR)DrvCreateLayerContext( hdc, iLayerPlane ); -} - -WINGDIAPI BOOL APIENTRY -wglDeleteContext( - HGLRC hglrc ) -{ - return DrvDeleteContext((DHGLRC)(UINT_PTR)hglrc ); -} - - -WINGDIAPI HGLRC APIENTRY -wglGetCurrentContext( VOID ) -{ - return (HGLRC)(UINT_PTR)stw_get_current_context(); -} - -WINGDIAPI HDC APIENTRY -wglGetCurrentDC( VOID ) -{ - return stw_get_current_dc(); -} - -WINGDIAPI HDC APIENTRY -wglGetCurrentReadDCARB( VOID ) -{ - return stw_get_current_read_dc(); -} - - -WINGDIAPI BOOL APIENTRY -wglMakeCurrent( - HDC hdc, - HGLRC hglrc ) -{ - return DrvSetContext( hdc, (DHGLRC)(UINT_PTR)hglrc, NULL ) ? TRUE : FALSE; -} - - -WINGDIAPI BOOL APIENTRY -wglSwapBuffers( - HDC hdc ) -{ - return DrvSwapBuffers( hdc ); -} - - -WINGDIAPI DWORD WINAPI -wglSwapMultipleBuffers(UINT n, - CONST WGLSWAP *ps) -{ - UINT i; - - for (i =0; i < n; ++i) - wglSwapBuffers(ps->hdc); - - return 0; -} - - -WINGDIAPI BOOL APIENTRY -wglSwapLayerBuffers( - HDC hdc, - UINT fuPlanes ) -{ - return DrvSwapLayerBuffers( hdc, fuPlanes ); -} - -WINGDIAPI PROC APIENTRY -wglGetProcAddress( - LPCSTR lpszProc ) -{ - return DrvGetProcAddress( lpszProc ); -} - - -WINGDIAPI int APIENTRY -wglChoosePixelFormat( - HDC hdc, - CONST PIXELFORMATDESCRIPTOR *ppfd ) -{ - 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; - - return stw_pixelformat_choose( hdc, ppfd ); -} - -WINGDIAPI int APIENTRY -wglDescribePixelFormat( - HDC hdc, - int iPixelFormat, - UINT nBytes, - LPPIXELFORMATDESCRIPTOR ppfd ) -{ - return DrvDescribePixelFormat( hdc, iPixelFormat, nBytes, ppfd ); -} - -WINGDIAPI int APIENTRY -wglGetPixelFormat( - HDC hdc ) -{ - return stw_pixelformat_get( hdc ); -} - -WINGDIAPI BOOL APIENTRY -wglSetPixelFormat( - HDC hdc, - int iPixelFormat, - const PIXELFORMATDESCRIPTOR *ppfd ) -{ - /* SetPixelFormat (hence wglSetPixelFormat) must not touch ppfd, per - * http://msdn.microsoft.com/en-us/library/dd369049(v=vs.85).aspx - */ - (void) ppfd; - - return DrvSetPixelFormat( hdc, iPixelFormat ); -} - - -WINGDIAPI BOOL APIENTRY -wglUseFontBitmapsA( - HDC hdc, - DWORD first, - DWORD count, - DWORD listBase ) -{ - return wglUseFontBitmapsW(hdc, first, count, listBase); -} - -WINGDIAPI BOOL APIENTRY -wglShareLists( - HGLRC hglrc1, - HGLRC hglrc2 ) -{ - return DrvShareLists((DHGLRC)(UINT_PTR)hglrc1, - (DHGLRC)(UINT_PTR)hglrc2); -} - -WINGDIAPI BOOL APIENTRY -wglUseFontBitmapsW( - HDC hdc, - DWORD first, - DWORD count, - DWORD listBase ) -{ - GLYPHMETRICS gm; - MAT2 tra; - FIXED one, minus_one, zero; - void *buffer = NULL; - BOOL result = TRUE; - - one.value = 1; - one.fract = 0; - minus_one.value = -1; - minus_one.fract = 0; - zero.value = 0; - zero.fract = 0; - - tra.eM11 = one; - tra.eM22 = minus_one; - tra.eM12 = tra.eM21 = zero; - - for (int i = 0; i < count; i++) { - DWORD size = GetGlyphOutline(hdc, first + i, GGO_BITMAP, &gm, 0, - NULL, &tra); - - glNewList(listBase + i, GL_COMPILE); - - if (size != GDI_ERROR) { - if (size == 0) { - glBitmap(0, 0, (GLfloat)-gm.gmptGlyphOrigin.x, - (GLfloat)gm.gmptGlyphOrigin.y, - (GLfloat)gm.gmCellIncX, - (GLfloat)gm.gmCellIncY, NULL); - } - else { - buffer = realloc(buffer, size); - size = GetGlyphOutline(hdc, first + i, GGO_BITMAP, &gm, - size, buffer, &tra); - - glBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY, - -gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y, - gm.gmCellIncX, gm.gmCellIncY, buffer); - } - } - else { - result = FALSE; - } - - glEndList(); - } - - free(buffer); - - return result; -} - -WINGDIAPI BOOL APIENTRY -wglUseFontOutlinesA( - HDC hdc, - DWORD first, - DWORD count, - DWORD listBase, - FLOAT deviation, - FLOAT extrusion, - int format, - LPGLYPHMETRICSFLOAT lpgmf ) -{ - (void) hdc; - (void) first; - (void) count; - (void) listBase; - (void) deviation; - (void) extrusion; - (void) format; - (void) lpgmf; - - assert( 0 ); - - return FALSE; -} - -WINGDIAPI BOOL APIENTRY -wglUseFontOutlinesW( - HDC hdc, - DWORD first, - DWORD count, - DWORD listBase, - FLOAT deviation, - FLOAT extrusion, - int format, - LPGLYPHMETRICSFLOAT lpgmf ) -{ - (void) hdc; - (void) first; - (void) count; - (void) listBase; - (void) deviation; - (void) extrusion; - (void) format; - (void) lpgmf; - - assert( 0 ); - - return FALSE; -} - -WINGDIAPI BOOL APIENTRY -wglDescribeLayerPlane( - HDC hdc, - int iPixelFormat, - int iLayerPlane, - UINT nBytes, - LPLAYERPLANEDESCRIPTOR plpd ) -{ - return DrvDescribeLayerPlane(hdc, iPixelFormat, iLayerPlane, nBytes, plpd); -} - -WINGDIAPI int APIENTRY -wglSetLayerPaletteEntries( - HDC hdc, - int iLayerPlane, - int iStart, - int cEntries, - CONST COLORREF *pcr ) -{ - return DrvSetLayerPaletteEntries(hdc, iLayerPlane, iStart, cEntries, pcr); -} - -WINGDIAPI int APIENTRY -wglGetLayerPaletteEntries( - HDC hdc, - int iLayerPlane, - int iStart, - int cEntries, - COLORREF *pcr ) -{ - return DrvGetLayerPaletteEntries(hdc, iLayerPlane, iStart, cEntries, pcr); -} - -WINGDIAPI BOOL APIENTRY -wglRealizeLayerPalette( - HDC hdc, - int iLayerPlane, - BOOL bRealize ) -{ - (void) hdc; - (void) iLayerPlane; - (void) bRealize; - - assert( 0 ); - - return FALSE; -} - - -/* When this library is used as a opengl32.dll drop-in replacement, ensure we - * use the wglCreate/Destroy entrypoints above, and not the true opengl32.dll, - * which could happen if this library's name is not opengl32.dll exactly. - * - * For example, Qt 5.4 bundles this as opengl32sw.dll: - * https://blog.qt.io/blog/2014/11/27/qt-weekly-21-dynamic-opengl-implementation-loading-in-qt-5-4/ - */ -static void -overrideOpenGL32EntryPoints(void) -{ - wglCreateContext_func = &wglCreateContext; - wglDeleteContext_func = &wglDeleteContext; -} |