/* * X11DRV OpenGL functions * * Copyright 2000 Lionel Ulmer * Copyright 2005 Alex Woods * Copyright 2005 Raphael Junqueira * Copyright 2006-2009 Roderick Colenbrander * Copyright 2006 Tomas Carnecky * Copyright 2012 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #include #include #include #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_SYS_UN_H #include #endif #ifdef HAVE_GL_GL_H # include #endif #ifdef HAVE_GL_GLX_H # include #endif #undef APIENTRY #undef GLAPI #undef WINGDIAPI #include "x11drv.h" #include "winternl.h" #include "wine/library.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(wgl); #ifdef SONAME_LIBGL WINE_DECLARE_DEBUG_CHANNEL(winediag); WINE_DECLARE_DEBUG_CHANNEL(fps); #include "wine/wgl_driver.h" #include "wine/wglext.h" /* For compatibility with old Mesa headers */ #ifndef GLX_SAMPLE_BUFFERS_ARB # define GLX_SAMPLE_BUFFERS_ARB 100000 #endif #ifndef GLX_SAMPLES_ARB # define GLX_SAMPLES_ARB 100001 #endif #ifndef GL_TEXTURE_CUBE_MAP # define GL_TEXTURE_CUBE_MAP 0x8513 #endif #ifndef GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT # define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2 #endif #ifndef GLX_EXT_fbconfig_packed_float # define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1 # define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT 0x00000008 #endif #ifndef GLX_ARB_create_context # define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091 # define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092 # define GLX_CONTEXT_FLAGS_ARB 0x2094 #endif #ifndef GLX_ARB_create_context_profile # define GLX_CONTEXT_PROFILE_MASK_ARB 0x9126 #endif /** GLX_ATI_pixel_format_float */ #define GLX_RGBA_FLOAT_ATI_BIT 0x00000100 /** GLX_ARB_pixel_format_float */ #define GLX_RGBA_FLOAT_BIT 0x00000004 #define GLX_RGBA_FLOAT_TYPE 0x20B9 /** GL_NV_float_buffer */ #define GL_FLOAT_R_NV 0x8880 #define GL_FLOAT_RG_NV 0x8881 #define GL_FLOAT_RGB_NV 0x8882 #define GL_FLOAT_RGBA_NV 0x8883 #define GL_FLOAT_R16_NV 0x8884 #define GL_FLOAT_R32_NV 0x8885 #define GL_FLOAT_RG16_NV 0x8886 #define GL_FLOAT_RG32_NV 0x8887 #define GL_FLOAT_RGB16_NV 0x8888 #define GL_FLOAT_RGB32_NV 0x8889 #define GL_FLOAT_RGBA16_NV 0x888A #define GL_FLOAT_RGBA32_NV 0x888B #define GL_TEXTURE_FLOAT_COMPONENTS_NV 0x888C #define GL_FLOAT_CLEAR_COLOR_VALUE_NV 0x888D #define GL_FLOAT_RGBA_MODE_NV 0x888E /** GLX_NV_float_buffer */ #define GLX_FLOAT_COMPONENTS_NV 0x20B0 struct WineGLInfo { const char *glVersion; char *glExtensions; int glxVersion[2]; const char *glxServerVersion; const char *glxServerVendor; const char *glxServerExtensions; const char *glxClientVersion; const char *glxClientVendor; const char *glxClientExtensions; const char *glxExtensions; BOOL glxDirect; char wglExtensions[4096]; }; typedef struct wine_glpixelformat { int iPixelFormat; GLXFBConfig fbconfig; int fmt_id; int render_type; BOOL offscreenOnly; DWORD dwFlags; /* We store some PFD_* flags in here for emulated bitmap formats */ } WineGLPixelFormat; struct wgl_context { HDC hdc; BOOL has_been_current; BOOL sharing; BOOL gl3_context; XVisualInfo *vis; WineGLPixelFormat *fmt; int numAttribs; /* This is needed for delaying wglCreateContextAttribsARB */ int attribList[16]; /* This is needed for delaying wglCreateContextAttribsARB */ GLXContext ctx; Drawable drawables[2]; BOOL refresh_drawables; struct list entry; }; struct wgl_pbuffer { Drawable drawable; WineGLPixelFormat* fmt; int width; int height; int* attribList; int use_render_texture; /* This is also the internal texture format */ int texture_bind_target; int texture_bpp; GLint texture_format; GLuint texture_target; GLenum texture_type; GLuint texture; int texture_level; }; struct glx_physdev { struct gdi_physdev dev; X11DRV_PDEVICE *x11dev; enum dc_gl_type type; /* type of GL device context */ int pixel_format; Drawable drawable; Pixmap pixmap; /* pixmap for a DL_GL_PIXMAP_WIN drawable */ }; static const struct gdi_dc_funcs glxdrv_funcs; static inline struct glx_physdev *get_glxdrv_dev( PHYSDEV dev ) { return (struct glx_physdev *)dev; } static struct list context_list = LIST_INIT( context_list ); static struct WineGLInfo WineGLInfo = { 0 }; static int use_render_texture_emulation = 1; static BOOL has_swap_control; static int swap_interval = 1; static CRITICAL_SECTION context_section; static CRITICAL_SECTION_DEBUG critsect_debug = { 0, 0, &context_section, { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList }, 0, 0, { (DWORD_PTR)(__FILE__ ": context_section") } }; static CRITICAL_SECTION context_section = { &critsect_debug, -1, 0, 0, 0, 0 }; static struct opengl_funcs opengl_funcs; #define USE_GL_FUNC(name) #name, static const char *opengl_func_names[] = { ALL_WGL_FUNCS }; #undef USE_GL_FUNC static void X11DRV_WineGL_LoadExtensions(void); static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count); static BOOL glxRequireVersion(int requiredVersion); static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) { TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion); TRACE(" - dwFlags : "); #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ") TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE); TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER); TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE); TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW); TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP); TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED); TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT); TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE); TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE); TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO); TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE); TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI); TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL); TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY); TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE); TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS); /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */ TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_COMPOSITION); #undef TEST_AND_DUMP TRACE("\n"); TRACE(" - iPixelType : "); switch (ppfd->iPixelType) { case PFD_TYPE_RGBA: TRACE("PFD_TYPE_RGBA"); break; case PFD_TYPE_COLORINDEX: TRACE("PFD_TYPE_COLORINDEX"); break; } TRACE("\n"); TRACE(" - Color : %d\n", ppfd->cColorBits); TRACE(" - Red : %d\n", ppfd->cRedBits); TRACE(" - Green : %d\n", ppfd->cGreenBits); TRACE(" - Blue : %d\n", ppfd->cBlueBits); TRACE(" - Alpha : %d\n", ppfd->cAlphaBits); TRACE(" - Accum : %d\n", ppfd->cAccumBits); TRACE(" - Depth : %d\n", ppfd->cDepthBits); TRACE(" - Stencil : %d\n", ppfd->cStencilBits); TRACE(" - Aux : %d\n", ppfd->cAuxBuffers); TRACE(" - iLayerType : "); switch (ppfd->iLayerType) { case PFD_MAIN_PLANE: TRACE("PFD_MAIN_PLANE"); break; case PFD_OVERLAY_PLANE: TRACE("PFD_OVERLAY_PLANE"); break; case (BYTE)PFD_UNDERLAY_PLANE: TRACE("PFD_UNDERLAY_PLANE"); break; } TRACE("\n"); } #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0) #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0) #define MAKE_FUNCPTR(f) static typeof(f) * p##f; /* GLX 1.0 */ MAKE_FUNCPTR(glXChooseVisual) MAKE_FUNCPTR(glXCopyContext) MAKE_FUNCPTR(glXCreateContext) MAKE_FUNCPTR(glXCreateGLXPixmap) MAKE_FUNCPTR(glXGetCurrentContext) MAKE_FUNCPTR(glXGetCurrentDrawable) MAKE_FUNCPTR(glXDestroyContext) MAKE_FUNCPTR(glXDestroyGLXPixmap) MAKE_FUNCPTR(glXGetConfig) MAKE_FUNCPTR(glXIsDirect) MAKE_FUNCPTR(glXMakeCurrent) MAKE_FUNCPTR(glXSwapBuffers) MAKE_FUNCPTR(glXQueryExtension) MAKE_FUNCPTR(glXQueryVersion) /* GLX 1.1 */ MAKE_FUNCPTR(glXGetClientString) MAKE_FUNCPTR(glXQueryExtensionsString) MAKE_FUNCPTR(glXQueryServerString) /* GLX 1.3 */ MAKE_FUNCPTR(glXGetFBConfigs) MAKE_FUNCPTR(glXChooseFBConfig) MAKE_FUNCPTR(glXCreatePbuffer) MAKE_FUNCPTR(glXCreateNewContext) MAKE_FUNCPTR(glXDestroyPbuffer) MAKE_FUNCPTR(glXGetFBConfigAttrib) MAKE_FUNCPTR(glXGetVisualFromFBConfig) MAKE_FUNCPTR(glXMakeContextCurrent) MAKE_FUNCPTR(glXQueryDrawable) MAKE_FUNCPTR(glXGetCurrentReadDrawable) #undef MAKE_FUNCPTR /* GLX Extensions */ static GLXContext (*pglXCreateContextAttribsARB)(Display *dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list); static void* (*pglXGetProcAddressARB)(const GLubyte *); static int (*pglXSwapIntervalSGI)(int); /* NV GLX Extension */ static void* (*pglXAllocateMemoryNV)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority); static void (*pglXFreeMemoryNV)(GLvoid *pointer); /* MESA GLX Extensions */ static void (*pglXCopySubBufferMESA)(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height); /* Standard OpenGL */ static void (*pglFinish)(void); static void (*pglFlush)(void); static void wglFinish(void); static void wglFlush(void); /* check if the extension is present in the list */ static BOOL has_extension( const char *list, const char *ext ) { size_t len = strlen( ext ); while (list) { while (*list == ' ') list++; if (!strncmp( list, ext, len ) && (!list[len] || list[len] == ' ')) return TRUE; list = strchr( list, ' ' ); } return FALSE; } static int GLXErrorHandler(Display *dpy, XErrorEvent *event, void *arg) { /* In the future we might want to find the exact X or GLX error to report back to the app */ return 1; } static BOOL X11DRV_WineGL_InitOpenglInfo(void) { int screen = DefaultScreen(gdi_display); Window win = 0, root = 0; const char *gl_renderer; const char* str; XVisualInfo *vis; GLXContext ctx = NULL; XSetWindowAttributes attr; BOOL ret = FALSE; int attribList[] = {GLX_RGBA, GLX_DOUBLEBUFFER, None}; attr.override_redirect = True; attr.colormap = None; attr.border_pixel = 0; vis = pglXChooseVisual(gdi_display, screen, attribList); if (vis) { #ifdef __i386__ WORD old_fs = wine_get_fs(); /* Create a GLX Context. Without one we can't query GL information */ ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE); if (wine_get_fs() != old_fs) { wine_set_fs( old_fs ); ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" ); ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" ); goto done; } #else ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE); #endif } if (!ctx) goto done; root = RootWindow( gdi_display, vis->screen ); if (vis->visual != DefaultVisual( gdi_display, vis->screen )) attr.colormap = XCreateColormap( gdi_display, root, vis->visual, AllocNone ); if ((win = XCreateWindow( gdi_display, root, -1, -1, 1, 1, 0, vis->depth, InputOutput, vis->visual, CWBorderPixel | CWOverrideRedirect | CWColormap, &attr ))) XMapWindow( gdi_display, win ); else win = root; if(pglXMakeCurrent(gdi_display, win, ctx) == 0) { ERR_(winediag)( "Unable to activate OpenGL context, most likely your OpenGL drivers haven't been installed correctly\n" ); goto done; } gl_renderer = (const char *)opengl_funcs.gl.p_glGetString(GL_RENDERER); WineGLInfo.glVersion = (const char *) opengl_funcs.gl.p_glGetString(GL_VERSION); str = (const char *) opengl_funcs.gl.p_glGetString(GL_EXTENSIONS); WineGLInfo.glExtensions = HeapAlloc(GetProcessHeap(), 0, strlen(str)+1); strcpy(WineGLInfo.glExtensions, str); /* Get the common GLX version supported by GLX client and server ( major/minor) */ pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]); WineGLInfo.glxServerVersion = pglXQueryServerString(gdi_display, screen, GLX_VERSION); WineGLInfo.glxServerVendor = pglXQueryServerString(gdi_display, screen, GLX_VENDOR); WineGLInfo.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS); WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION); WineGLInfo.glxClientVendor = pglXGetClientString(gdi_display, GLX_VENDOR); WineGLInfo.glxClientExtensions = pglXGetClientString(gdi_display, GLX_EXTENSIONS); WineGLInfo.glxExtensions = pglXQueryExtensionsString(gdi_display, screen); WineGLInfo.glxDirect = pglXIsDirect(gdi_display, ctx); TRACE("GL version : %s.\n", WineGLInfo.glVersion); TRACE("GL renderer : %s.\n", gl_renderer); TRACE("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]); TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion); TRACE("Server GLX vendor: : %s.\n", WineGLInfo.glxServerVendor); TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion); TRACE("Client GLX vendor: : %s.\n", WineGLInfo.glxClientVendor); TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False"); if(!WineGLInfo.glxDirect) { int fd = ConnectionNumber(gdi_display); struct sockaddr_un uaddr; unsigned int uaddrlen = sizeof(struct sockaddr_un); /* In general indirect rendering on a local X11 server indicates a driver problem. * Detect a local X11 server by checking whether the X11 socket is a Unix socket. */ if(!getsockname(fd, (struct sockaddr *)&uaddr, &uaddrlen) && uaddr.sun_family == AF_UNIX) ERR_(winediag)("Direct rendering is disabled, most likely your OpenGL drivers " "haven't been installed correctly (using GL renderer %s, version %s).\n", debugstr_a(gl_renderer), debugstr_a(WineGLInfo.glVersion)); } else { /* In general you would expect that if direct rendering is returned, that you receive hardware * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to * software rendering, it shows direct rendering. * * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver * it shows 'Mesa X11'. */ if(!strcmp(gl_renderer, "Software Rasterizer") || !strcmp(gl_renderer, "Mesa X11")) ERR_(winediag)("The Mesa OpenGL driver is using software rendering, most likely your OpenGL " "drivers haven't been installed correctly (using GL renderer %s, version %s).\n", debugstr_a(gl_renderer), debugstr_a(WineGLInfo.glVersion)); } ret = TRUE; done: if(vis) XFree(vis); if(ctx) { pglXMakeCurrent(gdi_display, None, NULL); pglXDestroyContext(gdi_display, ctx); } if (win != root) XDestroyWindow( gdi_display, win ); if (attr.colormap) XFreeColormap( gdi_display, attr.colormap ); if (!ret) ERR(" couldn't initialize OpenGL, expect problems\n"); return ret; } static BOOL has_opengl(void) { static int init_done; static void *opengl_handle; char buffer[200]; int error_base, event_base; unsigned int i; if (init_done) return (opengl_handle != NULL); init_done = 1; /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient and include all dependencies */ opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, buffer, sizeof(buffer)); if (opengl_handle == NULL) { ERR( "Failed to load libGL: %s\n", buffer ); ERR( "OpenGL support is disabled.\n"); return FALSE; } for (i = 0; i < sizeof(opengl_func_names)/sizeof(opengl_func_names[0]); i++) { if (!(((void **)&opengl_funcs.gl)[i] = wine_dlsym( opengl_handle, opengl_func_names[i], NULL, 0 ))) { ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names[i] ); goto failed; } } /* redirect some standard OpenGL functions */ #define REDIRECT(func) \ do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0) REDIRECT( glFinish ); REDIRECT( glFlush ); #undef REDIRECT pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0); if (pglXGetProcAddressARB == NULL) { ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n"); goto failed; } #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \ { \ ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \ goto failed; \ } while(0) /* GLX 1.0 */ LOAD_FUNCPTR(glXChooseVisual); LOAD_FUNCPTR(glXCopyContext); LOAD_FUNCPTR(glXCreateContext); LOAD_FUNCPTR(glXCreateGLXPixmap); LOAD_FUNCPTR(glXGetCurrentContext); LOAD_FUNCPTR(glXGetCurrentDrawable); LOAD_FUNCPTR(glXDestroyContext); LOAD_FUNCPTR(glXDestroyGLXPixmap); LOAD_FUNCPTR(glXGetConfig); LOAD_FUNCPTR(glXIsDirect); LOAD_FUNCPTR(glXMakeCurrent); LOAD_FUNCPTR(glXSwapBuffers); LOAD_FUNCPTR(glXQueryExtension); LOAD_FUNCPTR(glXQueryVersion); /* GLX 1.1 */ LOAD_FUNCPTR(glXGetClientString); LOAD_FUNCPTR(glXQueryExtensionsString); LOAD_FUNCPTR(glXQueryServerString); /* GLX 1.3 */ LOAD_FUNCPTR(glXCreatePbuffer); LOAD_FUNCPTR(glXCreateNewContext); LOAD_FUNCPTR(glXDestroyPbuffer); LOAD_FUNCPTR(glXMakeContextCurrent); LOAD_FUNCPTR(glXGetCurrentReadDrawable); LOAD_FUNCPTR(glXGetFBConfigs); #undef LOAD_FUNCPTR /* It doesn't matter if these fail. They'll only be used if the driver reports the associated extension is available (and if a driver reports the extension is available but fails to provide the functions, it's quite broken) */ #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f) /* ARB GLX Extension */ LOAD_FUNCPTR(glXCreateContextAttribsARB); /* SGI GLX Extension */ LOAD_FUNCPTR(glXSwapIntervalSGI); /* NV GLX Extension */ LOAD_FUNCPTR(glXAllocateMemoryNV); LOAD_FUNCPTR(glXFreeMemoryNV); #undef LOAD_FUNCPTR if(!X11DRV_WineGL_InitOpenglInfo()) goto failed; if (pglXQueryExtension(gdi_display, &error_base, &event_base)) { TRACE("GLX is up and running error_base = %d\n", error_base); } else { ERR( "GLX extension is missing, disabling OpenGL.\n" ); goto failed; } /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used * as in general only that is hardware accelerated. In some cases like in case of remote X indirect * rendering is used. * * The main problem for our OpenGL code is that we need certain GLX calls but their presence * depends on the reported GLX client / server version and on the client / server extension list. * Those don't have to be the same. * * In general the server GLX information lists the capabilities in case of indirect rendering. * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are * available and in that case the client GLX informat can be used. * OpenGL programs should use the 'intersection' of both sets of information which is advertised * in the GLX version/extension list. When a program does this it works for certain for both * direct and indirect rendering. * * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client * extension list which causes this extension not to be listed. (Wine requires this extension). * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among * pbuffers is around. * * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect * the ATI drivers and from then on use GLX client information for them. */ if(glxRequireVersion(3)) { pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig"); pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib"); pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig"); pglXQueryDrawable = pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable"); } else if (has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_fbconfig")) { pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX"); pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX"); pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX"); /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only * enable this function when the Xserver understand GLX 1.3 or newer */ pglXQueryDrawable = NULL; } else if(strcmp("ATI", WineGLInfo.glxClientVendor) == 0) { TRACE("Overriding ATI GLX capabilities!\n"); pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig"); pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib"); pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig"); pglXQueryDrawable = pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable"); /* Use client GLX information in case of the ATI drivers. We override the * capabilities over here and not somewhere else as ATI might better their * life in the future. In case they release proper drivers this block of * code won't be called. */ WineGLInfo.glxExtensions = WineGLInfo.glxClientExtensions; } else { ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxServerVersion); } if (has_extension( WineGLInfo.glxExtensions, "GLX_MESA_copy_sub_buffer")) { pglXCopySubBufferMESA = pglXGetProcAddressARB((const GLubyte *) "glXCopySubBufferMESA"); } X11DRV_WineGL_LoadExtensions(); return TRUE; failed: wine_dlclose(opengl_handle, NULL, 0); opengl_handle = NULL; return FALSE; } static int describeContext( struct wgl_context *ctx ) { int tmp; int ctx_vis_id; TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis); pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_FBCONFIG_ID, &tmp); TRACE(" - FBCONFIG_ID 0x%x\n", tmp); pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &tmp); TRACE(" - VISUAL_ID 0x%x\n", tmp); ctx_vis_id = tmp; return ctx_vis_id; } static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_pbuffer* pbuf) { int nAttribs = 0; unsigned cur = 0; int pop; int drawattrib = 0; int nvfloatattrib = GLX_DONT_CARE; int pixelattrib = GLX_DONT_CARE; /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */ while (iWGLAttr && 0 != iWGLAttr[cur]) { TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]); switch (iWGLAttr[cur]) { case WGL_AUX_BUFFERS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_AUX_BUFFERS, pop); TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur, pop); break; case WGL_COLOR_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_BUFFER_SIZE, pop); TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur, pop); break; case WGL_BLUE_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop); TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop); break; case WGL_RED_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_RED_SIZE, pop); TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop); break; case WGL_GREEN_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop); TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop); break; case WGL_ALPHA_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop); TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop); break; case WGL_DEPTH_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop); TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop); break; case WGL_STENCIL_BITS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop); TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop); break; case WGL_DOUBLE_BUFFER_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop); TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop); break; case WGL_STEREO_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_STEREO, pop); TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur, pop); break; case WGL_PIXEL_TYPE_ARB: pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur, pop); switch (pop) { case WGL_TYPE_COLORINDEX_ARB: pixelattrib = GLX_COLOR_INDEX_BIT; break ; case WGL_TYPE_RGBA_ARB: pixelattrib = GLX_RGBA_BIT; break ; /* This is the same as WGL_TYPE_RGBA_FLOAT_ATI but the GLX constants differ, only the ARB GLX one is widely supported so use that */ case WGL_TYPE_RGBA_FLOAT_ATI: pixelattrib = GLX_RGBA_FLOAT_BIT; break ; case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: pixelattrib = GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT; break ; default: ERR("unexpected PixelType(%x)\n", pop); pop = 0; } break; case WGL_SUPPORT_GDI_ARB: /* This flag is set in a WineGLPixelFormat */ pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop); break; case WGL_DRAW_TO_BITMAP_ARB: /* This flag is set in a WineGLPixelFormat */ pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop); break; case WGL_DRAW_TO_WINDOW_ARB: pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur, pop); /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */ if (pop) { drawattrib |= GLX_WINDOW_BIT; } break; case WGL_DRAW_TO_PBUFFER_ARB: pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur, pop); /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */ if (pop) { drawattrib |= GLX_PBUFFER_BIT; } break; case WGL_ACCELERATION_ARB: /* This flag is set in a WineGLPixelFormat */ pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur, pop); break; case WGL_SUPPORT_OPENGL_ARB: pop = iWGLAttr[++cur]; /** nothing to do, if we are here, supposing support Accelerated OpenGL */ TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop); break; case WGL_SWAP_METHOD_ARB: pop = iWGLAttr[++cur]; /* For now we ignore this and just return SWAP_EXCHANGE */ TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur, pop); break; case WGL_PBUFFER_LARGEST_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop); TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop); break; case WGL_SAMPLE_BUFFERS_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop); TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop); break; case WGL_SAMPLES_ARB: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop); TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop); break; case WGL_TEXTURE_FORMAT_ARB: case WGL_TEXTURE_TARGET_ARB: case WGL_MIPMAP_TEXTURE_ARB: TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]); pop = iWGLAttr[++cur]; if (NULL == pbuf) { ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]); } if (!use_render_texture_emulation) { if (WGL_NO_TEXTURE_ARB != pop) { ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr[cur]); return -1; /** error: don't support it */ } else { drawattrib |= GLX_PBUFFER_BIT; } } break ; case WGL_FLOAT_COMPONENTS_NV: nvfloatattrib = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur, nvfloatattrib); break ; case WGL_BIND_TO_TEXTURE_DEPTH_NV: case WGL_BIND_TO_TEXTURE_RGB_ARB: case WGL_BIND_TO_TEXTURE_RGBA_ARB: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV: pop = iWGLAttr[++cur]; /** cannot be converted, see direct handling on * - wglGetPixelFormatAttribivARB * TODO: wglChoosePixelFormat */ break ; case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT, pop); TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur, pop); break ; case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT, pop); TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur, pop); break ; default: FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]); break; } ++cur; } /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that * pixmap and pbuffer formats appear as well. */ if (!drawattrib) drawattrib = GLX_DONT_CARE; PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib); TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib); /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to * GLX_DONT_CARE unless it is overridden. */ PUSH2(oGLXAttr, GLX_RENDER_TYPE, pixelattrib); TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib); /* Set GLX_FLOAT_COMPONENTS_NV all the time */ if (has_extension(WineGLInfo.glxExtensions, "GLX_NV_float_buffer")) { PUSH2(oGLXAttr, GLX_FLOAT_COMPONENTS_NV, nvfloatattrib); TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib); } return nAttribs; } static int get_render_type_from_fbconfig(Display *display, GLXFBConfig fbconfig) { int render_type=0, render_type_bit; pglXGetFBConfigAttrib(display, fbconfig, GLX_RENDER_TYPE, &render_type_bit); switch(render_type_bit) { case GLX_RGBA_BIT: render_type = GLX_RGBA_TYPE; break; case GLX_COLOR_INDEX_BIT: render_type = GLX_COLOR_INDEX_TYPE; break; case GLX_RGBA_FLOAT_BIT: render_type = GLX_RGBA_FLOAT_TYPE; break; case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT: render_type = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT; break; default: ERR("Unknown render_type: %x\n", render_type_bit); } return render_type; } /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */ static BOOL check_fbconfig_bitmap_capability(Display *display, GLXFBConfig fbconfig) { int dbuf, value; pglXGetFBConfigAttrib(display, fbconfig, GLX_DOUBLEBUFFER, &dbuf); pglXGetFBConfigAttrib(gdi_display, fbconfig, GLX_DRAWABLE_TYPE, &value); /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have * the GLX_PIXMAP_BIT set. */ return !dbuf && (value & GLX_PIXMAP_BIT); } static WineGLPixelFormat *get_formats(Display *display, int *size_ret, int *onscreen_size_ret) { static WineGLPixelFormat *list; static int size, onscreen_size; int fmt_id, nCfgs, i, run, bmp_formats; GLXFBConfig* cfgs; XVisualInfo *visinfo; wine_tsx11_lock(); if (list) goto done; cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs); if (NULL == cfgs || 0 == nCfgs) { if(cfgs != NULL) XFree(cfgs); wine_tsx11_unlock(); ERR("glXChooseFBConfig returns NULL\n"); return NULL; } /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer. * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite). * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated) * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps. * * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats. */ for(i=0, bmp_formats=0; idepth != screen_depth) { XFree(visinfo); continue; } TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i); list[size].iPixelFormat = size+1; /* The index starts at 1 */ list[size].fbconfig = cfgs[i]; list[size].fmt_id = fmt_id; list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]); list[size].offscreenOnly = FALSE; list[size].dwFlags = 0; size++; onscreen_size++; /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */ if(check_fbconfig_bitmap_capability(display, cfgs[i])) { TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i); list[size].iPixelFormat = size+1; /* The index starts at 1 */ list[size].fbconfig = cfgs[i]; list[size].fmt_id = fmt_id; list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]); list[size].offscreenOnly = FALSE; list[size].dwFlags = PFD_DRAW_TO_BITMAP | PFD_SUPPORT_GDI | PFD_GENERIC_FORMAT; size++; onscreen_size++; } } else if(run && !visinfo) { int window_drawable=0; pglXGetFBConfigAttrib(gdi_display, cfgs[i], GLX_DRAWABLE_TYPE, &window_drawable); /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual. * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will * likely make our child window opengl rendering more complicated since likely you can't use * XCopyArea on a GLX Window. * For now ignore fbconfigs which are window drawable but lack a visual. */ if(window_drawable & GLX_WINDOW_BIT) { TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id); continue; } TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i); list[size].iPixelFormat = size+1; /* The index starts at 1 */ list[size].fbconfig = cfgs[i]; list[size].fmt_id = fmt_id; list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]); list[size].offscreenOnly = TRUE; list[size].dwFlags = 0; size++; } if (visinfo) XFree(visinfo); } } XFree(cfgs); done: if (size_ret) *size_ret = size; if (onscreen_size_ret) *onscreen_size_ret = onscreen_size; wine_tsx11_unlock(); return list; } /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones. * In our WGL implementation we only support a subset of these formats namely the format of * Wine's main visual and offscreen formats (if they are available). * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat * and it returns the number of supported WGL formats in fmt_count. */ static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count) { WineGLPixelFormat *list, *res = NULL; int size, onscreen_size; if (!(list = get_formats(display, &size, &onscreen_size ))) return NULL; /* Check if the pixelformat is valid. Note that it is legal to pass an invalid * iPixelFormat in case of probing the number of pixelformats. */ if((iPixelFormat > 0) && (iPixelFormat <= size) && (!list[iPixelFormat-1].offscreenOnly || AllowOffscreen)) { res = &list[iPixelFormat-1]; TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n", res->fmt_id, iPixelFormat); } if(AllowOffscreen) *fmt_count = size; else *fmt_count = onscreen_size; TRACE("Number of returned pixelformats=%d\n", *fmt_count); return res; } /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */ static WineGLPixelFormat* ConvertPixelFormatGLXtoWGL(Display *display, int fmt_id, DWORD dwFlags) { WineGLPixelFormat *list; int i, size; if (!(list = get_formats(display, &size, NULL ))) return NULL; for(i=0; iiPixelFormat; /* This will happen on hwnds without a pixel format set; it's ok */ return 0; } /* Mark any allocated context using the glx drawable 'old' to use 'new' */ void mark_drawable_dirty(Drawable old, Drawable new) { struct wgl_context *ctx; EnterCriticalSection( &context_section ); LIST_FOR_EACH_ENTRY( ctx, &context_list, struct wgl_context, entry ) { if (old == ctx->drawables[0]) { ctx->drawables[0] = new; ctx->refresh_drawables = TRUE; } if (old == ctx->drawables[1]) { ctx->drawables[1] = new; ctx->refresh_drawables = TRUE; } } LeaveCriticalSection( &context_section ); } /* Given the current context, make sure its drawable is sync'd */ static inline void sync_context(struct wgl_context *context) { EnterCriticalSection( &context_section ); if (context->refresh_drawables) { if (glxRequireVersion(3)) pglXMakeContextCurrent(gdi_display, context->drawables[0], context->drawables[1], context->ctx); else pglXMakeCurrent(gdi_display, context->drawables[0], context->ctx); context->refresh_drawables = FALSE; } LeaveCriticalSection( &context_section ); } static GLXContext create_glxcontext(Display *display, struct wgl_context *context, GLXContext shareList) { GLXContext ctx; /* We use indirect rendering for rendering to bitmaps. See get_formats for a comment about this. */ BOOL indirect = !(context->fmt->dwFlags & PFD_DRAW_TO_BITMAP); if(context->gl3_context) { if(context->numAttribs) ctx = pglXCreateContextAttribsARB(gdi_display, context->fmt->fbconfig, shareList, indirect, context->attribList); else ctx = pglXCreateContextAttribsARB(gdi_display, context->fmt->fbconfig, shareList, indirect, NULL); } else if(context->vis) ctx = pglXCreateContext(gdi_display, context->vis, shareList, indirect); else /* Create a GLX Context for a pbuffer */ ctx = pglXCreateNewContext(gdi_display, context->fmt->fbconfig, context->fmt->render_type, shareList, TRUE); return ctx; } Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent) { return pglXCreateGLXPixmap(display, vis, parent); } /** * glxdrv_DescribePixelFormat * * Get the pixel-format descriptor associated to the given id */ static int glxdrv_wglDescribePixelFormat( HDC hdc, int iPixelFormat, UINT nBytes, PIXELFORMATDESCRIPTOR *ppfd) { /*XVisualInfo *vis;*/ int value; int rb,gb,bb,ab; WineGLPixelFormat *fmt; int ret = 0; int fmt_count = 0; if (!has_opengl()) return 0; TRACE("(%p,%d,%d,%p)\n", hdc, iPixelFormat, nBytes, ppfd); /* Look for the iPixelFormat in our list of supported formats. If it is supported we get the index in the FBConfig table and the number of supported formats back */ fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &fmt_count); if (ppfd == NULL) { /* The application is only querying the number of pixelformats */ return fmt_count; } else if(fmt == NULL) { WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count); return 0; } if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) { ERR("Wrong structure size !\n"); /* Should set error */ return 0; } ret = fmt_count; memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR)); ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR); ppfd->nVersion = 1; /* These flags are always the same... */ ppfd->dwFlags = PFD_SUPPORT_OPENGL; /* Now the flags extracted from the Visual */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value); if(value & GLX_WINDOW_BIT) ppfd->dwFlags |= PFD_DRAW_TO_WINDOW; /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info) * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a * Radeon 9000 indicated that all bitmap formats have PFD_SUPPORT_GDI. Except for 2 formats on the Radeon 9000 none of the hw accelerated formats * offered the GDI bit either. */ ppfd->dwFlags |= fmt->dwFlags & (PFD_DRAW_TO_BITMAP | PFD_SUPPORT_GDI); /* PFD_GENERIC_FORMAT - gdi software rendering * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl) * none set - full hardware accelerated by a ICD * * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */ ppfd->dwFlags |= fmt->dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value); if (value) { ppfd->dwFlags |= PFD_DOUBLEBUFFER; ppfd->dwFlags &= ~PFD_SUPPORT_GDI; } pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO; /* Pixel type */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value); if (value & GLX_RGBA_BIT) ppfd->iPixelType = PFD_TYPE_RGBA; else ppfd->iPixelType = PFD_TYPE_COLORINDEX; /* Color bits */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &value); ppfd->cColorBits = value; /* Red, green, blue and alpha bits / shifts */ if (ppfd->iPixelType == PFD_TYPE_RGBA) { pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RED_SIZE, &rb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_GREEN_SIZE, &gb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BLUE_SIZE, &bb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &ab); ppfd->cRedBits = rb; ppfd->cRedShift = gb + bb + ab; ppfd->cBlueBits = bb; ppfd->cBlueShift = ab; ppfd->cGreenBits = gb; ppfd->cGreenShift = bb + ab; ppfd->cAlphaBits = ab; ppfd->cAlphaShift = 0; } else { ppfd->cRedBits = 0; ppfd->cRedShift = 0; ppfd->cBlueBits = 0; ppfd->cBlueShift = 0; ppfd->cGreenBits = 0; ppfd->cGreenShift = 0; ppfd->cAlphaBits = 0; ppfd->cAlphaShift = 0; } /* Accum RGBA bits */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &rb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &gb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &bb); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &ab); ppfd->cAccumBits = rb+gb+bb+ab; ppfd->cAccumRedBits = rb; ppfd->cAccumGreenBits = gb; ppfd->cAccumBlueBits = bb; ppfd->cAccumAlphaBits = ab; /* Aux bits */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_AUX_BUFFERS, &value); ppfd->cAuxBuffers = value; /* Depth bits */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value); ppfd->cDepthBits = value; /* stencil bits */ pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value); ppfd->cStencilBits = value; ppfd->iLayerType = PFD_MAIN_PLANE; if (TRACE_ON(wgl)) { dump_PIXELFORMATDESCRIPTOR(ppfd); } return ret; } /*********************************************************************** * glxdrv_wglGetPixelFormat */ static int glxdrv_wglGetPixelFormat( HDC hdc ) { struct x11drv_escape_get_drawable escape; WineGLPixelFormat *fmt; int tmp; TRACE( "(%p)\n", hdc ); escape.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code, sizeof(escape), (LPSTR)&escape )) return 0; if (!escape.pixel_format) return 0; /* not set yet */ fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE, &tmp); if (!fmt) { ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", escape.pixel_format); return 0; } if (fmt->offscreenOnly) { /* Offscreen formats can't be used with traditional WGL calls. * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */ TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt->iPixelFormat); return 1; } TRACE("(%p): returns %d\n", hdc, escape.pixel_format); return escape.pixel_format; } /*********************************************************************** * glxdrv_wglSetPixelFormat */ static BOOL glxdrv_wglSetPixelFormat( HDC hdc, int iPixelFormat, const PIXELFORMATDESCRIPTOR *ppfd ) { struct x11drv_escape_get_drawable escape; WineGLPixelFormat *fmt; int value; HWND hwnd; TRACE("(%p,%d,%p)\n", hdc, iPixelFormat, ppfd); escape.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code, sizeof(escape), (LPSTR)&escape )) return 0; if (escape.pixel_format) /* cannot change it if already set */ return (escape.pixel_format == iPixelFormat); /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */ if (escape.drawable == root_window) { ERR("Invalid operation on root_window\n"); return FALSE; } /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */ fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &value); if(!fmt) { ERR("Invalid iPixelFormat: %d\n", iPixelFormat); return FALSE; } pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value); hwnd = WindowFromDC( hdc ); if(hwnd) { if(!(value&GLX_WINDOW_BIT)) { WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat); return FALSE; } if(!SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, fmt->fmt_id, 0)) { ERR("Couldn't set format of the window, returning failure\n"); return FALSE; } /* physDev->current_pf will be set by the DCE update */ } else FIXME("called on a non-window object?\n"); if (TRACE_ON(wgl)) { int gl_test = 0; gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value); if (gl_test) { ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n"); } else { TRACE(" FBConfig have :\n"); TRACE(" - FBCONFIG_ID 0x%x\n", value); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_VISUAL_ID, &value); TRACE(" - VISUAL_ID 0x%x\n", value); pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value); TRACE(" - DRAWABLE_TYPE 0x%x\n", value); } } return TRUE; } /*********************************************************************** * glxdrv_wglCopyContext */ static BOOL glxdrv_wglCopyContext(struct wgl_context *src, struct wgl_context *dst, UINT mask) { TRACE("%p -> %p mask %#x\n", src, dst, mask); pglXCopyContext(gdi_display, src->ctx, dst->ctx, mask); /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */ return TRUE; } /*********************************************************************** * glxdrv_wglCreateContext */ static struct wgl_context *glxdrv_wglCreateContext( HDC hdc ) { struct x11drv_escape_get_drawable escape; struct wgl_context *ret; WineGLPixelFormat *fmt; int fmt_count = 0; TRACE( "(%p)\n", hdc ); escape.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code, sizeof(escape), (LPSTR)&escape )) return 0; fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE /* Offscreen */, &fmt_count); /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats. * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers * use a sort of 'proxy' HDC (wglGetPbufferDCARB). * If this fails something is very wrong on the system. */ if(!fmt) { ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape.pixel_format); SetLastError(ERROR_INVALID_PIXEL_FORMAT); return NULL; } if (!(ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret)))) return 0; ret->hdc = hdc; ret->fmt = fmt; ret->has_been_current = FALSE; ret->sharing = FALSE; ret->vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig); ret->ctx = create_glxcontext(gdi_display, ret, NULL); EnterCriticalSection( &context_section ); list_add_head( &context_list, &ret->entry ); LeaveCriticalSection( &context_section ); TRACE(" creating context %p (GL context creation delayed)\n", ret); return ret; } /*********************************************************************** * glxdrv_wglDeleteContext */ static void glxdrv_wglDeleteContext(struct wgl_context *ctx) { TRACE("(%p)\n", ctx); EnterCriticalSection( &context_section ); list_remove( &ctx->entry ); LeaveCriticalSection( &context_section ); if (ctx->ctx) pglXDestroyContext( gdi_display, ctx->ctx ); if (ctx->vis) XFree( ctx->vis ); HeapFree( GetProcessHeap(), 0, ctx ); } /*********************************************************************** * glxdrv_wglGetProcAddress */ static PROC glxdrv_wglGetProcAddress(LPCSTR lpszProc) { if (!strncmp(lpszProc, "wgl", 3)) return NULL; return pglXGetProcAddressARB((const GLubyte*)lpszProc); } /*********************************************************************** * glxdrv_wglMakeCurrent */ static BOOL glxdrv_wglMakeCurrent(HDC hdc, struct wgl_context *ctx) { BOOL ret; struct x11drv_escape_get_drawable escape; TRACE("(%p,%p)\n", hdc, ctx); if (!ctx) { pglXMakeCurrent(gdi_display, None, NULL); NtCurrentTeb()->glContext = NULL; return TRUE; } escape.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code, sizeof(escape), (LPSTR)&escape )) return FALSE; if (!escape.pixel_format) { WARN("Trying to use an invalid drawable\n"); SetLastError(ERROR_INVALID_HANDLE); return FALSE; } if (ctx->fmt->iPixelFormat != escape.pixel_format) { WARN( "mismatched pixel format hdc %p %u ctx %p %u\n", hdc, escape.pixel_format, ctx, ctx->fmt->iPixelFormat ); SetLastError( ERROR_INVALID_PIXEL_FORMAT ); return FALSE; } else { if (TRACE_ON(wgl)) { int vis_id; pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &vis_id); describeContext(ctx); TRACE("hdc %p drawable %lx fmt %u vis %x ctx %p\n", hdc, escape.gl_drawable, escape.pixel_format, vis_id, ctx->ctx); } ret = pglXMakeCurrent(gdi_display, escape.gl_drawable, ctx->ctx); if (ret) { NtCurrentTeb()->glContext = ctx; EnterCriticalSection( &context_section ); ctx->has_been_current = TRUE; ctx->hdc = hdc; ctx->drawables[0] = escape.gl_drawable; ctx->drawables[1] = escape.gl_drawable; ctx->refresh_drawables = FALSE; LeaveCriticalSection( &context_section ); } else SetLastError(ERROR_INVALID_HANDLE); } TRACE(" returning %s\n", (ret ? "True" : "False")); return ret; } /*********************************************************************** * X11DRV_wglMakeContextCurrentARB */ static BOOL X11DRV_wglMakeContextCurrentARB( HDC draw_hdc, HDC read_hdc, struct wgl_context *ctx ) { struct x11drv_escape_get_drawable escape_draw, escape_read; BOOL ret; TRACE("(%p,%p,%p)\n", draw_hdc, read_hdc, ctx); if (!ctx) { pglXMakeCurrent(gdi_display, None, NULL); NtCurrentTeb()->glContext = NULL; return TRUE; } escape_draw.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( draw_hdc, X11DRV_ESCAPE, sizeof(escape_draw.code), (LPCSTR)&escape_draw.code, sizeof(escape_draw), (LPSTR)&escape_draw )) return FALSE; escape_read.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( read_hdc, X11DRV_ESCAPE, sizeof(escape_read.code), (LPCSTR)&escape_read.code, sizeof(escape_read), (LPSTR)&escape_read )) return FALSE; if (!escape_draw.pixel_format) { WARN("Trying to use an invalid drawable\n"); SetLastError(ERROR_INVALID_HANDLE); return FALSE; } else { if (!pglXMakeContextCurrent) return FALSE; ret = pglXMakeContextCurrent(gdi_display, escape_draw.gl_drawable, escape_read.gl_drawable, ctx->ctx); if (ret) { EnterCriticalSection( &context_section ); ctx->has_been_current = TRUE; ctx->hdc = draw_hdc; ctx->drawables[0] = escape_draw.gl_drawable; ctx->drawables[1] = escape_read.gl_drawable; ctx->refresh_drawables = FALSE; LeaveCriticalSection( &context_section ); NtCurrentTeb()->glContext = ctx; } else SetLastError(ERROR_INVALID_HANDLE); } TRACE(" returning %s\n", (ret ? "True" : "False")); return ret; } /*********************************************************************** * glxdrv_wglShareLists */ static BOOL glxdrv_wglShareLists(struct wgl_context *org, struct wgl_context *dest) { TRACE("(%p, %p)\n", org, dest); /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done * at context creation time but in case of WGL it is done using wglShareLists. * In the past we tried to emulate wglShareLists by delaying GLX context creation until * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases, * so there delaying context creation doesn't work. * * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB * and when a program requests sharing we recreate the destination context if it hasn't been made * current or when it hasn't shared display lists before. */ if((org->has_been_current && dest->has_been_current) || dest->has_been_current) { ERR("Could not share display lists, one of the contexts has been current already !\n"); return FALSE; } else if(dest->sharing) { ERR("Could not share display lists because hglrc2 has already shared lists before\n"); return FALSE; } else { describeContext(org); describeContext(dest); /* Re-create the GLX context and share display lists */ pglXDestroyContext(gdi_display, dest->ctx); dest->ctx = create_glxcontext(gdi_display, dest, org->ctx); TRACE(" re-created an OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx); org->sharing = TRUE; dest->sharing = TRUE; return TRUE; } return FALSE; } static void flush_gl_drawable( struct glx_physdev *physdev ) { RECT rect; int w = physdev->x11dev->dc_rect.right - physdev->x11dev->dc_rect.left; int h = physdev->x11dev->dc_rect.bottom - physdev->x11dev->dc_rect.top; Drawable src = physdev->drawable; if (w <= 0 || h <= 0) return; switch (physdev->type) { case DC_GL_PIXMAP_WIN: src = physdev->pixmap; /* fall through */ case DC_GL_CHILD_WIN: /* The GL drawable may be lagged behind if we don't flush first, so * flush the display make sure we copy up-to-date data */ XFlush(gdi_display); XSetFunction(gdi_display, physdev->x11dev->gc, GXcopy); XCopyArea(gdi_display, src, physdev->x11dev->drawable, physdev->x11dev->gc, 0, 0, w, h, physdev->x11dev->dc_rect.left, physdev->x11dev->dc_rect.top); SetRect( &rect, 0, 0, w, h ); add_device_bounds( physdev->x11dev, &rect ); default: break; } } static void wglFinish(void) { struct wgl_context *ctx = NtCurrentTeb()->glContext; enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE; sync_context(ctx); pglFinish(); ExtEscape( ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL ); } static void wglFlush(void) { struct wgl_context *ctx = NtCurrentTeb()->glContext; enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE; sync_context(ctx); pglFlush(); ExtEscape( ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL ); } /*********************************************************************** * X11DRV_wglCreateContextAttribsARB */ static struct wgl_context *X11DRV_wglCreateContextAttribsARB( HDC hdc, struct wgl_context *hShareContext, const int* attribList ) { struct x11drv_escape_get_drawable escape; struct wgl_context *ret; WineGLPixelFormat *fmt; int fmt_count = 0; TRACE("(%p %p %p)\n", hdc, hShareContext, attribList); escape.code = X11DRV_GET_DRAWABLE; if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code, sizeof(escape), (LPSTR)&escape )) return 0; fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE /* Offscreen */, &fmt_count); /* wglCreateContextAttribsARB supports ALL pixel formats, so also offscreen ones. * If this fails something is very wrong on the system. */ if(!fmt) { ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape.pixel_format); SetLastError(ERROR_INVALID_PIXEL_FORMAT); return NULL; } if (!(ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret)))) return 0; ret->hdc = hdc; ret->fmt = fmt; ret->vis = NULL; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */ ret->gl3_context = TRUE; ret->numAttribs = 0; if(attribList) { int *pAttribList = (int*)attribList; int *pContextAttribList = &ret->attribList[0]; /* attribList consists of pairs {token, value] terminated with 0 */ while(pAttribList[0] != 0) { TRACE("%#x %#x\n", pAttribList[0], pAttribList[1]); switch(pAttribList[0]) { case WGL_CONTEXT_MAJOR_VERSION_ARB: pContextAttribList[0] = GLX_CONTEXT_MAJOR_VERSION_ARB; pContextAttribList[1] = pAttribList[1]; break; case WGL_CONTEXT_MINOR_VERSION_ARB: pContextAttribList[0] = GLX_CONTEXT_MINOR_VERSION_ARB; pContextAttribList[1] = pAttribList[1]; break; case WGL_CONTEXT_LAYER_PLANE_ARB: break; case WGL_CONTEXT_FLAGS_ARB: pContextAttribList[0] = GLX_CONTEXT_FLAGS_ARB; pContextAttribList[1] = pAttribList[1]; break; case WGL_CONTEXT_PROFILE_MASK_ARB: pContextAttribList[0] = GLX_CONTEXT_PROFILE_MASK_ARB; pContextAttribList[1] = pAttribList[1]; break; default: ERR("Unhandled attribList pair: %#x %#x\n", pAttribList[0], pAttribList[1]); } ret->numAttribs++; pAttribList += 2; pContextAttribList += 2; } } X11DRV_expect_error(gdi_display, GLXErrorHandler, NULL); ret->ctx = create_glxcontext(gdi_display, ret, NULL); XSync(gdi_display, False); if(X11DRV_check_error() || !ret->ctx) { /* In the future we should convert the GLX error to a win32 one here if needed */ ERR("Context creation failed\n"); HeapFree( GetProcessHeap(), 0, ret ); return NULL; } EnterCriticalSection( &context_section ); list_add_head( &context_list, &ret->entry ); LeaveCriticalSection( &context_section ); TRACE(" creating context %p\n", ret); return ret; } /** * X11DRV_wglGetExtensionsStringARB * * WGL_ARB_extensions_string: wglGetExtensionsStringARB */ static const GLubyte *X11DRV_wglGetExtensionsStringARB(HDC hdc) { TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions); return (const GLubyte *)WineGLInfo.wglExtensions; } /** * X11DRV_wglCreatePbufferARB * * WGL_ARB_pbuffer: wglCreatePbufferARB */ static struct wgl_pbuffer *X11DRV_wglCreatePbufferARB( HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList ) { struct wgl_pbuffer* object = NULL; WineGLPixelFormat *fmt = NULL; int nCfgs = 0; int attribs[256]; int nAttribs = 0; TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList); /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */ fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nCfgs); if(!fmt) { ERR("(%p): invalid pixel format %d\n", hdc, iPixelFormat); SetLastError(ERROR_INVALID_PIXEL_FORMAT); return NULL; } object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object)); if (NULL == object) { SetLastError(ERROR_NO_SYSTEM_RESOURCES); return NULL; } object->width = iWidth; object->height = iHeight; object->fmt = fmt; PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth); PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight); while (piAttribList && 0 != *piAttribList) { int attr_v; switch (*piAttribList) { case WGL_PBUFFER_LARGEST_ARB: { ++piAttribList; attr_v = *piAttribList; TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v); PUSH2(attribs, GLX_LARGEST_PBUFFER, attr_v); break; } case WGL_TEXTURE_FORMAT_ARB: { ++piAttribList; attr_v = *piAttribList; TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v); if (WGL_NO_TEXTURE_ARB == attr_v) { object->use_render_texture = 0; } else { if (!use_render_texture_emulation) { SetLastError(ERROR_INVALID_DATA); goto create_failed; } switch (attr_v) { case WGL_TEXTURE_RGB_ARB: object->use_render_texture = GL_RGB; object->texture_bpp = 3; object->texture_format = GL_RGB; object->texture_type = GL_UNSIGNED_BYTE; break; case WGL_TEXTURE_RGBA_ARB: object->use_render_texture = GL_RGBA; object->texture_bpp = 4; object->texture_format = GL_RGBA; object->texture_type = GL_UNSIGNED_BYTE; break; /* WGL_FLOAT_COMPONENTS_NV */ case WGL_TEXTURE_FLOAT_R_NV: object->use_render_texture = GL_FLOAT_R_NV; object->texture_bpp = 4; object->texture_format = GL_RED; object->texture_type = GL_FLOAT; break; case WGL_TEXTURE_FLOAT_RG_NV: object->use_render_texture = GL_FLOAT_RG_NV; object->texture_bpp = 8; object->texture_format = GL_LUMINANCE_ALPHA; object->texture_type = GL_FLOAT; break; case WGL_TEXTURE_FLOAT_RGB_NV: object->use_render_texture = GL_FLOAT_RGB_NV; object->texture_bpp = 12; object->texture_format = GL_RGB; object->texture_type = GL_FLOAT; break; case WGL_TEXTURE_FLOAT_RGBA_NV: object->use_render_texture = GL_FLOAT_RGBA_NV; object->texture_bpp = 16; object->texture_format = GL_RGBA; object->texture_type = GL_FLOAT; break; default: ERR("Unknown texture format: %x\n", attr_v); SetLastError(ERROR_INVALID_DATA); goto create_failed; } } break; } case WGL_TEXTURE_TARGET_ARB: { ++piAttribList; attr_v = *piAttribList; TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v); if (WGL_NO_TEXTURE_ARB == attr_v) { object->texture_target = 0; } else { if (!use_render_texture_emulation) { SetLastError(ERROR_INVALID_DATA); goto create_failed; } switch (attr_v) { case WGL_TEXTURE_CUBE_MAP_ARB: { if (iWidth != iHeight) { SetLastError(ERROR_INVALID_DATA); goto create_failed; } object->texture_target = GL_TEXTURE_CUBE_MAP; object->texture_bind_target = GL_TEXTURE_BINDING_CUBE_MAP; break; } case WGL_TEXTURE_1D_ARB: { if (1 != iHeight) { SetLastError(ERROR_INVALID_DATA); goto create_failed; } object->texture_target = GL_TEXTURE_1D; object->texture_bind_target = GL_TEXTURE_BINDING_1D; break; } case WGL_TEXTURE_2D_ARB: { object->texture_target = GL_TEXTURE_2D; object->texture_bind_target = GL_TEXTURE_BINDING_2D; break; } case WGL_TEXTURE_RECTANGLE_NV: { object->texture_target = GL_TEXTURE_RECTANGLE_NV; object->texture_bind_target = GL_TEXTURE_BINDING_RECTANGLE_NV; break; } default: ERR("Unknown texture target: %x\n", attr_v); SetLastError(ERROR_INVALID_DATA); goto create_failed; } } break; } case WGL_MIPMAP_TEXTURE_ARB: { ++piAttribList; attr_v = *piAttribList; TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v); if (!use_render_texture_emulation) { SetLastError(ERROR_INVALID_DATA); goto create_failed; } break; } } ++piAttribList; } PUSH1(attribs, None); object->drawable = pglXCreatePbuffer(gdi_display, fmt->fbconfig, attribs); TRACE("new Pbuffer drawable as %lx\n", object->drawable); if (!object->drawable) { SetLastError(ERROR_NO_SYSTEM_RESOURCES); goto create_failed; /* unexpected error */ } TRACE("->(%p)\n", object); return object; create_failed: HeapFree(GetProcessHeap(), 0, object); TRACE("->(FAILED)\n"); return NULL; } /** * X11DRV_wglDestroyPbufferARB * * WGL_ARB_pbuffer: wglDestroyPbufferARB */ static BOOL X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer *object ) { TRACE("(%p)\n", object); pglXDestroyPbuffer(gdi_display, object->drawable); HeapFree(GetProcessHeap(), 0, object); return GL_TRUE; } /** * X11DRV_wglGetPbufferDCARB * * WGL_ARB_pbuffer: wglGetPbufferDCARB */ static HDC X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer *object ) { struct x11drv_escape_set_drawable escape; HDC hdc; hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ); if (!hdc) return 0; escape.code = X11DRV_SET_DRAWABLE; escape.drawable = object->drawable; escape.mode = IncludeInferiors; SetRect( &escape.dc_rect, 0, 0, object->width, object->height ); escape.fbconfig_id = object->fmt->fmt_id; escape.gl_drawable = object->drawable; escape.pixmap = 0; escape.gl_type = DC_GL_PBUFFER; ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL ); TRACE( "(%p)->(%p)\n", object, hdc ); return hdc; } /** * X11DRV_wglQueryPbufferARB * * WGL_ARB_pbuffer: wglQueryPbufferARB */ static BOOL X11DRV_wglQueryPbufferARB( struct wgl_pbuffer *object, int iAttribute, int *piValue ) { TRACE("(%p, 0x%x, %p)\n", object, iAttribute, piValue); switch (iAttribute) { case WGL_PBUFFER_WIDTH_ARB: pglXQueryDrawable(gdi_display, object->drawable, GLX_WIDTH, (unsigned int*) piValue); break; case WGL_PBUFFER_HEIGHT_ARB: pglXQueryDrawable(gdi_display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue); break; case WGL_PBUFFER_LOST_ARB: /* GLX Pbuffers cannot be lost by default. We can support this by * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent * to receive pixel buffer clobber events, however that may or may * not give any benefit */ *piValue = GL_FALSE; break; case WGL_TEXTURE_FORMAT_ARB: if (!object->use_render_texture) { *piValue = WGL_NO_TEXTURE_ARB; } else { if (!use_render_texture_emulation) { SetLastError(ERROR_INVALID_HANDLE); return GL_FALSE; } switch(object->use_render_texture) { case GL_RGB: *piValue = WGL_TEXTURE_RGB_ARB; break; case GL_RGBA: *piValue = WGL_TEXTURE_RGBA_ARB; break; /* WGL_FLOAT_COMPONENTS_NV */ case GL_FLOAT_R_NV: *piValue = WGL_TEXTURE_FLOAT_R_NV; break; case GL_FLOAT_RG_NV: *piValue = WGL_TEXTURE_FLOAT_RG_NV; break; case GL_FLOAT_RGB_NV: *piValue = WGL_TEXTURE_FLOAT_RGB_NV; break; case GL_FLOAT_RGBA_NV: *piValue = WGL_TEXTURE_FLOAT_RGBA_NV; break; default: ERR("Unknown texture format: %x\n", object->use_render_texture); } } break; case WGL_TEXTURE_TARGET_ARB: if (!object->texture_target){ *piValue = WGL_NO_TEXTURE_ARB; } else { if (!use_render_texture_emulation) { SetLastError(ERROR_INVALID_DATA); return GL_FALSE; } switch (object->texture_target) { case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_1D_ARB; break; case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_2D_ARB; break; case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break; case GL_TEXTURE_RECTANGLE_NV: *piValue = WGL_TEXTURE_RECTANGLE_NV; break; } } break; case WGL_MIPMAP_TEXTURE_ARB: *piValue = GL_FALSE; /** don't support that */ FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute); break; default: FIXME("unexpected attribute %x\n", iAttribute); break; } return GL_TRUE; } /** * X11DRV_wglReleasePbufferDCARB * * WGL_ARB_pbuffer: wglReleasePbufferDCARB */ static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer *object, HDC hdc ) { TRACE("(%p, %p)\n", object, hdc); return DeleteDC(hdc); } /** * X11DRV_wglSetPbufferAttribARB * * WGL_ARB_pbuffer: wglSetPbufferAttribARB */ static BOOL X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer *object, const int *piAttribList ) { GLboolean ret = GL_FALSE; WARN("(%p, %p): alpha-testing, report any problem\n", object, piAttribList); if (!object->use_render_texture) { SetLastError(ERROR_INVALID_HANDLE); return GL_FALSE; } if (1 == use_render_texture_emulation) { return GL_TRUE; } return ret; } /** * X11DRV_wglChoosePixelFormatARB * * WGL_ARB_pixel_format: wglChoosePixelFormatARB */ static BOOL X11DRV_wglChoosePixelFormatARB( HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats ) { int gl_test = 0; int attribs[256]; int nAttribs = 0; GLXFBConfig* cfgs = NULL; int nCfgs = 0; int it; int fmt_id; WineGLPixelFormat *fmt; UINT pfmt_it = 0; int run; int i; DWORD dwFlags = 0; TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats); if (NULL != pfAttribFList) { FIXME("unused pfAttribFList\n"); } nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL); if (-1 == nAttribs) { WARN("Cannot convert WGL to GLX attributes\n"); return GL_FALSE; } PUSH1(attribs, None); /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats). * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the WineGLPixelFormat. We don't query these attributes * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on by passing a dwFlags to 'ConvertPixelFormatGLXtoWGL'. */ for(i=0; piAttribIList[i] != 0; i+=2) { switch(piAttribIList[i]) { case WGL_DRAW_TO_BITMAP_ARB: if(piAttribIList[i+1]) dwFlags |= PFD_DRAW_TO_BITMAP; break; case WGL_ACCELERATION_ARB: switch(piAttribIList[i+1]) { case WGL_NO_ACCELERATION_ARB: dwFlags |= PFD_GENERIC_FORMAT; break; case WGL_GENERIC_ACCELERATION_ARB: dwFlags |= PFD_GENERIC_ACCELERATED; break; case WGL_FULL_ACCELERATION_ARB: /* Nothing to do */ break; } break; case WGL_SUPPORT_GDI_ARB: if(piAttribIList[i+1]) dwFlags |= PFD_SUPPORT_GDI; break; } } /* Search for FB configurations matching the requirements in attribs */ cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs); if (NULL == cfgs) { WARN("Compatible Pixel Format not found\n"); return GL_FALSE; } /* Loop through all matching formats and check if they are suitable. * Note that this function should at max return nMaxFormats different formats */ for(run=0; run < 2; run++) { for (it = 0; it < nCfgs && pfmt_it < nMaxFormats; ++it) { gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id); if (gl_test) { ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n"); continue; } /* Search for the format in our list of compatible formats */ fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fmt_id, dwFlags); if(!fmt) continue; /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */ if( ((run == 0) && fmt->offscreenOnly) || ((run == 1) && !fmt->offscreenOnly) ) continue; piFormats[pfmt_it] = fmt->iPixelFormat; TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it]); pfmt_it++; } } *nNumFormats = pfmt_it; /** free list */ XFree(cfgs); return GL_TRUE; } /** * X11DRV_wglGetPixelFormatAttribivARB * * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB */ static BOOL X11DRV_wglGetPixelFormatAttribivARB( HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues ) { UINT i; WineGLPixelFormat *fmt = NULL; int hTest; int tmp; int curGLXAttr = 0; int nWGLFormats = 0; TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues); if (0 < iLayerPlane) { FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane); return GL_FALSE; } /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported. * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */ fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nWGLFormats); if(!fmt) { WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat); } for (i = 0; i < nAttributes; ++i) { const int curWGLAttr = piAttributes[i]; TRACE("pAttr[%d] = %x\n", i, curWGLAttr); switch (curWGLAttr) { case WGL_NUMBER_PIXEL_FORMATS_ARB: piValues[i] = nWGLFormats; continue; case WGL_SUPPORT_OPENGL_ARB: piValues[i] = GL_TRUE; continue; case WGL_ACCELERATION_ARB: curGLXAttr = GLX_CONFIG_CAVEAT; if (!fmt) goto pix_error; if(fmt->dwFlags & PFD_GENERIC_FORMAT) piValues[i] = WGL_NO_ACCELERATION_ARB; else if(fmt->dwFlags & PFD_GENERIC_ACCELERATED) piValues[i] = WGL_GENERIC_ACCELERATION_ARB; else piValues[i] = WGL_FULL_ACCELERATION_ARB; continue; case WGL_TRANSPARENT_ARB: curGLXAttr = GLX_TRANSPARENT_TYPE; if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp); if (hTest) goto get_error; piValues[i] = GL_FALSE; if (GLX_NONE != tmp) piValues[i] = GL_TRUE; continue; case WGL_PIXEL_TYPE_ARB: curGLXAttr = GLX_RENDER_TYPE; if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp); if (hTest) goto get_error; TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp); if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; } else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; } else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; } else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; } else if (tmp & GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT) { piValues[i] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT; } else { ERR("unexpected RenderType(%x)\n", tmp); piValues[i] = WGL_TYPE_RGBA_ARB; } continue; case WGL_COLOR_BITS_ARB: curGLXAttr = GLX_BUFFER_SIZE; break; case WGL_BIND_TO_TEXTURE_RGB_ARB: case WGL_BIND_TO_TEXTURE_RGBA_ARB: if (!use_render_texture_emulation) { piValues[i] = GL_FALSE; continue; } curGLXAttr = GLX_RENDER_TYPE; if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp); if (hTest) goto get_error; if (GLX_COLOR_INDEX_BIT == tmp) { piValues[i] = GL_FALSE; continue; } hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp); if (hTest) goto get_error; piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE; continue; case WGL_BLUE_BITS_ARB: curGLXAttr = GLX_BLUE_SIZE; break; case WGL_RED_BITS_ARB: curGLXAttr = GLX_RED_SIZE; break; case WGL_GREEN_BITS_ARB: curGLXAttr = GLX_GREEN_SIZE; break; case WGL_ALPHA_BITS_ARB: curGLXAttr = GLX_ALPHA_SIZE; break; case WGL_DEPTH_BITS_ARB: curGLXAttr = GLX_DEPTH_SIZE; break; case WGL_STENCIL_BITS_ARB: curGLXAttr = GLX_STENCIL_SIZE; break; case WGL_DOUBLE_BUFFER_ARB: curGLXAttr = GLX_DOUBLEBUFFER; break; case WGL_STEREO_ARB: curGLXAttr = GLX_STEREO; break; case WGL_AUX_BUFFERS_ARB: curGLXAttr = GLX_AUX_BUFFERS; break; case WGL_SUPPORT_GDI_ARB: if (!fmt) goto pix_error; piValues[i] = (fmt->dwFlags & PFD_SUPPORT_GDI) != 0; continue; case WGL_DRAW_TO_BITMAP_ARB: if (!fmt) goto pix_error; piValues[i] = (fmt->dwFlags & PFD_DRAW_TO_BITMAP) != 0; continue; case WGL_DRAW_TO_WINDOW_ARB: case WGL_DRAW_TO_PBUFFER_ARB: if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp); if (hTest) goto get_error; if((curWGLAttr == WGL_DRAW_TO_WINDOW_ARB && (tmp&GLX_WINDOW_BIT)) || (curWGLAttr == WGL_DRAW_TO_PBUFFER_ARB && (tmp&GLX_PBUFFER_BIT))) piValues[i] = GL_TRUE; else piValues[i] = GL_FALSE; continue; case WGL_SWAP_METHOD_ARB: /* For now return SWAP_EXCHANGE_ARB which is the best type of buffer switch available. * Later on we can also use GLX_OML_swap_method on drivers which support this. At this * point only ATI offers this. */ piValues[i] = WGL_SWAP_EXCHANGE_ARB; break; case WGL_PBUFFER_LARGEST_ARB: curGLXAttr = GLX_LARGEST_PBUFFER; break; case WGL_SAMPLE_BUFFERS_ARB: curGLXAttr = GLX_SAMPLE_BUFFERS_ARB; break; case WGL_SAMPLES_ARB: curGLXAttr = GLX_SAMPLES_ARB; break; case WGL_FLOAT_COMPONENTS_NV: curGLXAttr = GLX_FLOAT_COMPONENTS_NV; break; case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT: curGLXAttr = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT; break; case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: curGLXAttr = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT; break; case WGL_ACCUM_RED_BITS_ARB: curGLXAttr = GLX_ACCUM_RED_SIZE; break; case WGL_ACCUM_GREEN_BITS_ARB: curGLXAttr = GLX_ACCUM_GREEN_SIZE; break; case WGL_ACCUM_BLUE_BITS_ARB: curGLXAttr = GLX_ACCUM_BLUE_SIZE; break; case WGL_ACCUM_ALPHA_BITS_ARB: curGLXAttr = GLX_ACCUM_ALPHA_SIZE; break; case WGL_ACCUM_BITS_ARB: if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &tmp); if (hTest) goto get_error; piValues[i] = tmp; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &tmp); if (hTest) goto get_error; piValues[i] += tmp; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &tmp); if (hTest) goto get_error; piValues[i] += tmp; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &tmp); if (hTest) goto get_error; piValues[i] += tmp; continue; default: FIXME("unsupported %x WGL Attribute\n", curWGLAttr); } /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB. * * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows * and check which options can work using iPixelFormat=0 and which not. * A problem would be that this function is an extension. This would * mean that the behavior could differ between different vendors (ATI, Nvidia, ..). */ if (0 != curGLXAttr && iPixelFormat != 0) { if (!fmt) goto pix_error; hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, piValues + i); if (hTest) goto get_error; curGLXAttr = 0; } else { piValues[i] = GL_FALSE; } } return GL_TRUE; get_error: ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr); return GL_FALSE; pix_error: ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nWGLFormats); return GL_FALSE; } /** * X11DRV_wglGetPixelFormatAttribfvARB * * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB */ static BOOL X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues ) { int *attr; int ret; UINT i; TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues); /* Allocate a temporary array to store integer values */ attr = HeapAlloc(GetProcessHeap(), 0, nAttributes * sizeof(int)); if (!attr) { ERR("couldn't allocate %d array\n", nAttributes); return GL_FALSE; } /* Piggy-back on wglGetPixelFormatAttribivARB */ ret = X11DRV_wglGetPixelFormatAttribivARB(hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, attr); if (ret) { /* Convert integer values to float. Should also check for attributes that can give decimal values here */ for (i=0; iuse_render_texture) { SetLastError(ERROR_INVALID_HANDLE); return GL_FALSE; } if (1 == use_render_texture_emulation) { static int init = 0; int prev_binded_texture = 0; GLXContext prev_context; Drawable prev_drawable; GLXContext tmp_context; prev_context = pglXGetCurrentContext(); prev_drawable = pglXGetCurrentDrawable(); /* Our render_texture emulation is basic and lacks some features (1D/Cube support). This is mostly due to lack of demos/games using them. Further the use of glReadPixels isn't ideal performance wise but I wasn't able to get other ways working. */ if(!init) { init = 1; /* Only show the FIXME once for performance reasons */ FIXME("partial stub!\n"); } TRACE("drawable=%lx, context=%p\n", object->drawable, prev_context); tmp_context = pglXCreateNewContext(gdi_display, object->fmt->fbconfig, object->fmt->render_type, prev_context, True); opengl_funcs.gl.p_glGetIntegerv(object->texture_bind_target, &prev_binded_texture); /* Switch to our pbuffer */ pglXMakeCurrent(gdi_display, object->drawable, tmp_context); /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts. * After that upload the pbuffer texture data. */ opengl_funcs.gl.p_glBindTexture(object->texture_target, prev_binded_texture); opengl_funcs.gl.p_glCopyTexImage2D(object->texture_target, 0, object->use_render_texture, 0, 0, object->width, object->height, 0); /* Switch back to the original drawable and upload the pbuffer-texture */ pglXMakeCurrent(gdi_display, prev_drawable, prev_context); pglXDestroyContext(gdi_display, tmp_context); return GL_TRUE; } return ret; } /** * X11DRV_wglReleaseTexImageARB * * WGL_ARB_render_texture: wglReleaseTexImageARB */ static BOOL X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer *object, int iBuffer ) { GLboolean ret = GL_FALSE; TRACE("(%p, %d)\n", object, iBuffer); if (!object->use_render_texture) { SetLastError(ERROR_INVALID_HANDLE); return GL_FALSE; } if (1 == use_render_texture_emulation) { return GL_TRUE; } return ret; } /** * X11DRV_wglGetExtensionsStringEXT * * WGL_EXT_extensions_string: wglGetExtensionsStringEXT */ static const GLubyte *X11DRV_wglGetExtensionsStringEXT(void) { TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions); return (const GLubyte *)WineGLInfo.wglExtensions; } /** * X11DRV_wglGetSwapIntervalEXT * * WGL_EXT_swap_control: wglGetSwapIntervalEXT */ static int X11DRV_wglGetSwapIntervalEXT(void) { /* GLX_SGI_swap_control doesn't have any provisions for getting the swap * interval, so the swap interval has to be tracked. */ TRACE("()\n"); return swap_interval; } /** * X11DRV_wglSwapIntervalEXT * * WGL_EXT_swap_control: wglSwapIntervalEXT */ static BOOL X11DRV_wglSwapIntervalEXT(int interval) { BOOL ret = TRUE; TRACE("(%d)\n", interval); if (interval < 0) { SetLastError(ERROR_INVALID_DATA); return FALSE; } else if (!has_swap_control && interval == 0) { /* wglSwapIntervalEXT considers an interval value of zero to mean that * vsync should be disabled, but glXSwapIntervalSGI considers such a * value to be an error. Just silently ignore the request for now. */ WARN("Request to disable vertical sync is not handled\n"); swap_interval = 0; } else { if (pglXSwapIntervalSGI) ret = !pglXSwapIntervalSGI(interval); else WARN("GLX_SGI_swap_control extension is not available\n"); if (ret) swap_interval = interval; else SetLastError(ERROR_DC_NOT_FOUND); } return ret; } /** * X11DRV_wglSetPixelFormatWINE * * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times. */ static BOOL X11DRV_wglSetPixelFormatWINE(HDC hdc, int format) { WineGLPixelFormat *fmt; int value; HWND hwnd; TRACE("(%p,%d)\n", hdc, format); fmt = ConvertPixelFormatWGLtoGLX(gdi_display, format, FALSE /* Offscreen */, &value); if (!fmt) { ERR( "Invalid format %d\n", format ); return FALSE; } hwnd = WindowFromDC( hdc ); if (!hwnd || hwnd == GetDesktopWindow()) { ERR( "not a valid window DC %p\n", hdc ); return FALSE; } pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value); if (!(value & GLX_WINDOW_BIT)) { WARN( "Pixel format %d is not compatible for window rendering\n", format ); return FALSE; } return SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, fmt->fmt_id, 0); /* DC pixel format will be set by the DCE update */ } /** * glxRequireVersion (internal) * * Check if the supported GLX version matches requiredVersion. */ static BOOL glxRequireVersion(int requiredVersion) { /* Both requiredVersion and glXVersion[1] contains the minor GLX version */ if(requiredVersion <= WineGLInfo.glxVersion[1]) return TRUE; return FALSE; } static void register_extension(const char *ext) { if (WineGLInfo.wglExtensions[0]) strcat(WineGLInfo.wglExtensions, " "); strcat(WineGLInfo.wglExtensions, ext); TRACE("'%s'\n", ext); } /** * X11DRV_WineGL_LoadExtensions */ static void X11DRV_WineGL_LoadExtensions(void) { WineGLInfo.wglExtensions[0] = 0; /* ARB Extensions */ if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_create_context")) { register_extension( "WGL_ARB_create_context" ); opengl_funcs.ext.p_wglCreateContextAttribsARB = X11DRV_wglCreateContextAttribsARB; if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_create_context_profile")) register_extension("WGL_ARB_create_context_profile"); } if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_fbconfig_float")) { register_extension("WGL_ARB_pixel_format_float"); register_extension("WGL_ATI_pixel_format_float"); } register_extension( "WGL_ARB_extensions_string" ); opengl_funcs.ext.p_wglGetExtensionsStringARB = X11DRV_wglGetExtensionsStringARB; if (glxRequireVersion(3)) { register_extension( "WGL_ARB_make_current_read" ); opengl_funcs.ext.p_wglGetCurrentReadDCARB = (void *)1; /* never called */ opengl_funcs.ext.p_wglMakeContextCurrentARB = X11DRV_wglMakeContextCurrentARB; } if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" ); /* In general pbuffer functionality requires support in the X-server. The functionality is * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3. */ if ( glxRequireVersion(3) && has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_pbuffer") ) { register_extension( "WGL_ARB_pbuffer" ); opengl_funcs.ext.p_wglCreatePbufferARB = X11DRV_wglCreatePbufferARB; opengl_funcs.ext.p_wglDestroyPbufferARB = X11DRV_wglDestroyPbufferARB; opengl_funcs.ext.p_wglGetPbufferDCARB = X11DRV_wglGetPbufferDCARB; opengl_funcs.ext.p_wglQueryPbufferARB = X11DRV_wglQueryPbufferARB; opengl_funcs.ext.p_wglReleasePbufferDCARB = X11DRV_wglReleasePbufferDCARB; opengl_funcs.ext.p_wglSetPbufferAttribARB = X11DRV_wglSetPbufferAttribARB; } register_extension( "WGL_ARB_pixel_format" ); opengl_funcs.ext.p_wglChoosePixelFormatARB = X11DRV_wglChoosePixelFormatARB; opengl_funcs.ext.p_wglGetPixelFormatAttribfvARB = X11DRV_wglGetPixelFormatAttribfvARB; opengl_funcs.ext.p_wglGetPixelFormatAttribivARB = X11DRV_wglGetPixelFormatAttribivARB; /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */ if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_render_texture") || (glxRequireVersion(3) && has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_pbuffer") && use_render_texture_emulation)) { register_extension( "WGL_ARB_render_texture" ); opengl_funcs.ext.p_wglBindTexImageARB = X11DRV_wglBindTexImageARB; opengl_funcs.ext.p_wglReleaseTexImageARB = X11DRV_wglReleaseTexImageARB; /* The WGL version of GLX_NV_float_buffer requires render_texture */ if (has_extension( WineGLInfo.glxExtensions, "GLX_NV_float_buffer")) register_extension("WGL_NV_float_buffer"); /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */ if (has_extension(WineGLInfo.glExtensions, "GL_NV_texture_rectangle")) register_extension("WGL_NV_texture_rectangle"); } /* EXT Extensions */ register_extension( "WGL_EXT_extensions_string" ); opengl_funcs.ext.p_wglGetExtensionsStringEXT = X11DRV_wglGetExtensionsStringEXT; /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages. * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */ register_extension( "WGL_EXT_swap_control" ); opengl_funcs.ext.p_wglSwapIntervalEXT = X11DRV_wglSwapIntervalEXT; opengl_funcs.ext.p_wglGetSwapIntervalEXT = X11DRV_wglGetSwapIntervalEXT; if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_framebuffer_sRGB")) register_extension("WGL_EXT_framebuffer_sRGB"); if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_fbconfig_packed_float")) register_extension("WGL_EXT_pixel_format_packed_float"); if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_swap_control")) has_swap_control = TRUE; /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */ if (has_extension(WineGLInfo.glExtensions, "GL_NV_vertex_array_range")) { register_extension( "WGL_NV_vertex_array_range" ); opengl_funcs.ext.p_wglAllocateMemoryNV = pglXAllocateMemoryNV; opengl_funcs.ext.p_wglFreeMemoryNV = pglXFreeMemoryNV; } /* WINE-specific WGL Extensions */ /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset). * The default wglSetPixelFormat doesn't allow this, so add our own which allows it. */ register_extension( "WGL_WINE_pixel_format_passthrough" ); opengl_funcs.ext.p_wglSetPixelFormatWINE = X11DRV_wglSetPixelFormatWINE; } BOOL destroy_glxpixmap(Display *display, XID glxpixmap) { pglXDestroyGLXPixmap(display, glxpixmap); return TRUE; } /** * glxdrv_SwapBuffers * * Swap the buffers of this DC */ static BOOL glxdrv_SwapBuffers(PHYSDEV dev) { struct glx_physdev *physdev = get_glxdrv_dev( dev ); struct wgl_context *ctx = NtCurrentTeb()->glContext; TRACE("(%p)\n", dev->hdc); if (!ctx) { WARN("Using a NULL context, skipping\n"); SetLastError(ERROR_INVALID_HANDLE); return FALSE; } if (!physdev->drawable) { WARN("Using an invalid drawable, skipping\n"); SetLastError(ERROR_INVALID_HANDLE); return FALSE; } sync_context(ctx); switch (physdev->type) { case DC_GL_PIXMAP_WIN: if(pglXCopySubBufferMESA) { int w = physdev->x11dev->dc_rect.right - physdev->x11dev->dc_rect.left; int h = physdev->x11dev->dc_rect.bottom - physdev->x11dev->dc_rect.top; /* (glX)SwapBuffers has an implicit glFlush effect, however * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before * copying */ pglFlush(); if(w > 0 && h > 0) pglXCopySubBufferMESA(gdi_display, physdev->drawable, 0, 0, w, h); break; } /* fall through */ default: pglXSwapBuffers(gdi_display, physdev->drawable); break; } flush_gl_drawable( physdev ); /* FPS support */ if (TRACE_ON(fps)) { static long prev_time, start_time; static unsigned long frames, frames_total; DWORD time = GetTickCount(); frames++; frames_total++; /* every 1.5 seconds */ if (time - prev_time > 1500) { TRACE_(fps)("@ approx %.2ffps, total %.2ffps\n", 1000.0*frames/(time - prev_time), 1000.0*frames_total/(time - start_time)); prev_time = time; frames = 0; if(start_time == 0) start_time = time; } } return TRUE; } XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id ) { WineGLPixelFormat *fmt; fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id, 0 /* no flags */); if(fmt == NULL) return NULL; return pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig); } static BOOL create_glx_dc( PHYSDEV *pdev ) { /* assume that only the main x11 device implements GetDeviceCaps */ X11DRV_PDEVICE *x11dev = get_x11drv_dev( GET_NEXT_PHYSDEV( *pdev, pGetDeviceCaps )); struct glx_physdev *physdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physdev) ); if (!physdev) return FALSE; physdev->x11dev = x11dev; push_dc_driver( pdev, &physdev->dev, &glxdrv_funcs ); return TRUE; } /********************************************************************** * glxdrv_CreateDC */ static BOOL glxdrv_CreateDC( PHYSDEV *pdev, LPCWSTR driver, LPCWSTR device, LPCWSTR output, const DEVMODEW* initData ) { return create_glx_dc( pdev ); } /********************************************************************** * glxdrv_CreateCompatibleDC */ static BOOL glxdrv_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev ) { if (orig) /* chain to next driver first */ { orig = GET_NEXT_PHYSDEV( orig, pCreateCompatibleDC ); if (!orig->funcs->pCreateCompatibleDC( orig, pdev )) return FALSE; } /* otherwise we have been called by x11drv */ return create_glx_dc( pdev ); } /********************************************************************** * glxdrv_DeleteDC */ static BOOL glxdrv_DeleteDC( PHYSDEV dev ) { struct glx_physdev *physdev = get_glxdrv_dev( dev ); HeapFree( GetProcessHeap(), 0, physdev ); return TRUE; } /********************************************************************** * glxdrv_ExtEscape */ static INT glxdrv_ExtEscape( PHYSDEV dev, INT escape, INT in_count, LPCVOID in_data, INT out_count, LPVOID out_data ) { struct glx_physdev *physdev = get_glxdrv_dev( dev ); dev = GET_NEXT_PHYSDEV( dev, pExtEscape ); if (escape == X11DRV_ESCAPE && in_data && in_count >= sizeof(enum x11drv_escape_codes)) { switch (*(const enum x11drv_escape_codes *)in_data) { case X11DRV_SET_DRAWABLE: if (in_count >= sizeof(struct x11drv_escape_set_drawable)) { const struct x11drv_escape_set_drawable *data = in_data; physdev->pixel_format = pixelformat_from_fbconfig_id( data->fbconfig_id ); physdev->type = data->gl_type; physdev->drawable = data->gl_drawable; physdev->pixmap = data->pixmap; TRACE( "SET_DRAWABLE hdc %p drawable %lx pf %u type %u\n", dev->hdc, physdev->drawable, physdev->pixel_format, physdev->type ); } break; case X11DRV_GET_DRAWABLE: if (out_count >= sizeof(struct x11drv_escape_get_drawable)) { struct x11drv_escape_get_drawable *data = out_data; data->pixel_format = physdev->pixel_format; data->gl_type = physdev->type; data->gl_drawable = physdev->drawable; data->pixmap = physdev->pixmap; } break; case X11DRV_FLUSH_GL_DRAWABLE: flush_gl_drawable( physdev ); return TRUE; default: break; } } return dev->funcs->pExtEscape( dev, escape, in_count, in_data, out_count, out_data ); } /********************************************************************** * glxdrv_wine_get_wgl_driver */ static struct opengl_funcs * glxdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version ) { if (version != WINE_WGL_DRIVER_VERSION) { ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version, WINE_WGL_DRIVER_VERSION ); return NULL; } if (has_opengl()) return &opengl_funcs; dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver ); return dev->funcs->wine_get_wgl_driver( dev, version ); } static const struct gdi_dc_funcs glxdrv_funcs = { NULL, /* pAbortDoc */ NULL, /* pAbortPath */ NULL, /* pAlphaBlend */ NULL, /* pAngleArc */ NULL, /* pArc */ NULL, /* pArcTo */ NULL, /* pBeginPath */ NULL, /* pBlendImage */ NULL, /* pChord */ NULL, /* pCloseFigure */ glxdrv_CreateCompatibleDC, /* pCreateCompatibleDC */ glxdrv_CreateDC, /* pCreateDC */ glxdrv_DeleteDC, /* pDeleteDC */ NULL, /* pDeleteObject */ NULL, /* pDeviceCapabilities */ NULL, /* pEllipse */ NULL, /* pEndDoc */ NULL, /* pEndPage */ NULL, /* pEndPath */ NULL, /* pEnumFonts */ NULL, /* pEnumICMProfiles */ NULL, /* pExcludeClipRect */ NULL, /* pExtDeviceMode */ glxdrv_ExtEscape, /* pExtEscape */ NULL, /* pExtFloodFill */ NULL, /* pExtSelectClipRgn */ NULL, /* pExtTextOut */ NULL, /* pFillPath */ NULL, /* pFillRgn */ NULL, /* pFlattenPath */ NULL, /* pFontIsLinked */ NULL, /* pFrameRgn */ NULL, /* pGdiComment */ NULL, /* pGdiRealizationInfo */ NULL, /* pGetBoundsRect */ NULL, /* pGetCharABCWidths */ NULL, /* pGetCharABCWidthsI */ NULL, /* pGetCharWidth */ NULL, /* pGetDeviceCaps */ NULL, /* pGetDeviceGammaRamp */ NULL, /* pGetFontData */ NULL, /* pGetFontUnicodeRanges */ NULL, /* pGetGlyphIndices */ NULL, /* pGetGlyphOutline */ NULL, /* pGetICMProfile */ NULL, /* pGetImage */ NULL, /* pGetKerningPairs */ NULL, /* pGetNearestColor */ NULL, /* pGetOutlineTextMetrics */ NULL, /* pGetPixel */ NULL, /* pGetSystemPaletteEntries */ NULL, /* pGetTextCharsetInfo */ NULL, /* pGetTextExtentExPoint */ NULL, /* pGetTextExtentExPointI */ NULL, /* pGetTextFace */ NULL, /* pGetTextMetrics */ NULL, /* pGradientFill */ NULL, /* pIntersectClipRect */ NULL, /* pInvertRgn */ NULL, /* pLineTo */ NULL, /* pModifyWorldTransform */ NULL, /* pMoveTo */ NULL, /* pOffsetClipRgn */ NULL, /* pOffsetViewportOrg */ NULL, /* pOffsetWindowOrg */ NULL, /* pPaintRgn */ NULL, /* pPatBlt */ NULL, /* pPie */ NULL, /* pPolyBezier */ NULL, /* pPolyBezierTo */ NULL, /* pPolyDraw */ NULL, /* pPolyPolygon */ NULL, /* pPolyPolyline */ NULL, /* pPolygon */ NULL, /* pPolyline */ NULL, /* pPolylineTo */ NULL, /* pPutImage */ NULL, /* pRealizeDefaultPalette */ NULL, /* pRealizePalette */ NULL, /* pRectangle */ NULL, /* pResetDC */ NULL, /* pRestoreDC */ NULL, /* pRoundRect */ NULL, /* pSaveDC */ NULL, /* pScaleViewportExt */ NULL, /* pScaleWindowExt */ NULL, /* pSelectBitmap */ NULL, /* pSelectBrush */ NULL, /* pSelectClipPath */ NULL, /* pSelectFont */ NULL, /* pSelectPalette */ NULL, /* pSelectPen */ NULL, /* pSetArcDirection */ NULL, /* pSetBkColor */ NULL, /* pSetBkMode */ NULL, /* pSetBoundsRect */ NULL, /* pSetDCBrushColor */ NULL, /* pSetDCPenColor */ NULL, /* pSetDIBitsToDevice */ NULL, /* pSetDeviceClipping */ NULL, /* pSetDeviceGammaRamp */ NULL, /* pSetLayout */ NULL, /* pSetMapMode */ NULL, /* pSetMapperFlags */ NULL, /* pSetPixel */ NULL, /* pSetPolyFillMode */ NULL, /* pSetROP2 */ NULL, /* pSetRelAbs */ NULL, /* pSetStretchBltMode */ NULL, /* pSetTextAlign */ NULL, /* pSetTextCharacterExtra */ NULL, /* pSetTextColor */ NULL, /* pSetTextJustification */ NULL, /* pSetViewportExt */ NULL, /* pSetViewportOrg */ NULL, /* pSetWindowExt */ NULL, /* pSetWindowOrg */ NULL, /* pSetWorldTransform */ NULL, /* pStartDoc */ NULL, /* pStartPage */ NULL, /* pStretchBlt */ NULL, /* pStretchDIBits */ NULL, /* pStrokeAndFillPath */ NULL, /* pStrokePath */ glxdrv_SwapBuffers, /* pSwapBuffers */ NULL, /* pUnrealizePalette */ NULL, /* pWidenPath */ glxdrv_wine_get_wgl_driver, /* wine_get_wgl_driver */ GDI_PRIORITY_GRAPHICS_DRV + 20 /* priority */ }; static struct opengl_funcs opengl_funcs = { { glxdrv_wglCopyContext, /* p_wglCopyContext */ glxdrv_wglCreateContext, /* p_wglCreateContext */ glxdrv_wglDeleteContext, /* p_wglDeleteContext */ glxdrv_wglDescribePixelFormat, /* p_wglDescribePixelFormat */ glxdrv_wglGetPixelFormat, /* p_wglGetPixelFormat */ glxdrv_wglGetProcAddress, /* p_wglGetProcAddress */ glxdrv_wglMakeCurrent, /* p_wglMakeCurrent */ glxdrv_wglSetPixelFormat, /* p_wglSetPixelFormat */ glxdrv_wglShareLists, /* p_wglShareLists */ } }; const struct gdi_dc_funcs *get_glx_driver(void) { return &glxdrv_funcs; } #else /* no OpenGL includes */ const struct gdi_dc_funcs *get_glx_driver(void) { return NULL; } void mark_drawable_dirty(Drawable old, Drawable new) { } Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent) { return 0; } BOOL destroy_glxpixmap(Display *display, XID glxpixmap) { return FALSE; } XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id ) { return NULL; } #endif /* defined(SONAME_LIBGL) */