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wine/dlls/winex11.drv/opengl.c
Roderick Colenbrander e4eac235f1 wgl: Fix piAttributes NULL crash.
2007-01-04 09:55:36 +01:00

3263 lines
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/*
* X11DRV OpenGL functions
*
* Copyright 2000 Lionel Ulmer
* Copyright 2005 Alex Woods
* Copyright 2005 Raphael Junqueira
* Copyright 2006 Roderick Colenbrander
* Copyright 2006 Tomas Carnecky
*
* 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 <assert.h>
#include <stdlib.h>
#include <string.h>
#include "x11drv.h"
#include "winternl.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wgl);
WINE_DECLARE_DEBUG_CHANNEL(opengl);
#if defined(HAVE_GL_GL_H) && defined(HAVE_GL_GLX_H)
#undef APIENTRY
#undef CALLBACK
#undef WINAPI
#ifdef HAVE_GL_GL_H
# include <GL/gl.h>
#endif
#ifdef HAVE_GL_GLX_H
# include <GL/glx.h>
#endif
#ifdef HAVE_GL_GLEXT_H
# include <GL/glext.h>
#endif
#include "wine/wgl.h"
#undef APIENTRY
#undef CALLBACK
#undef WINAPI
/* Redefines the constants */
#define CALLBACK __stdcall
#define WINAPI __stdcall
#define APIENTRY WINAPI
WINE_DECLARE_DEBUG_CHANNEL(fps);
typedef struct wine_glcontext {
HDC hdc;
XVisualInfo *vis;
GLXFBConfig fb_conf;
GLXContext ctx;
BOOL do_escape;
X11DRV_PDEVICE *physDev;
RECT viewport;
RECT scissor;
BOOL scissor_enabled;
struct wine_glcontext *next;
struct wine_glcontext *prev;
} Wine_GLContext;
typedef struct wine_glpbuffer {
Drawable drawable;
Display* display;
int pixelFormat;
int width;
int height;
int* attribList;
HDC hdc;
int use_render_texture;
GLuint texture_target;
GLuint texture_bind_target;
GLuint texture;
int texture_level;
HDC prev_hdc;
HGLRC prev_ctx;
HDC render_hdc;
HGLRC render_ctx;
} Wine_GLPBuffer;
typedef struct wine_glextension {
const char *extName;
struct {
const char *funcName;
void *funcAddress;
} extEntryPoints[8];
} WineGLExtension;
struct WineGLInfo {
const char *glVersion;
const char *glExtensions;
int glxVersion[2];
const char *glxServerVersion;
const char *glxServerExtensions;
const char *glxClientVersion;
const char *glxClientExtensions;
const char *glxExtensions;
BOOL glxDirect;
char wglExtensions[4096];
};
typedef struct wine_glpixelformat {
int iPixelFormat;
int fbconfig;
int fmt_index;
} WineGLPixelFormat;
static Wine_GLContext *context_list;
static struct WineGLInfo WineGLInfo = { 0 };
static int use_render_texture_emulation = 0;
static int use_render_texture_ati = 0;
static int swap_interval = 1;
#define MAX_EXTENSIONS 16
static const WineGLExtension *WineGLExtensionList[MAX_EXTENSIONS];
static int WineGLExtensionListSize;
#define MAX_GLPIXELFORMATS 32
static WineGLPixelFormat WineGLPixelFormatList[MAX_GLPIXELFORMATS];
static int WineGLPixelFormatListSize = 0;
static void X11DRV_WineGL_LoadExtensions(void);
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);
#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");
}
/* No need to load any other libraries as according to the ABI, libGL should be self-sufficient and
include all dependencies
*/
#ifndef SONAME_LIBGL
#define SONAME_LIBGL "libGL.so"
#endif
#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(glXCreateContext)
MAKE_FUNCPTR(glXCreateGLXPixmap)
MAKE_FUNCPTR(glXGetCurrentContext)
MAKE_FUNCPTR(glXDestroyContext)
MAKE_FUNCPTR(glXDestroyGLXPixmap)
MAKE_FUNCPTR(glXGetConfig)
MAKE_FUNCPTR(glXIsDirect)
MAKE_FUNCPTR(glXMakeCurrent)
MAKE_FUNCPTR(glXSwapBuffers)
MAKE_FUNCPTR(glXQueryExtension)
MAKE_FUNCPTR(glXQueryVersion)
MAKE_FUNCPTR(glXUseXFont)
/* 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(glXDestroyPbuffer)
MAKE_FUNCPTR(glXGetFBConfigAttrib)
MAKE_FUNCPTR(glXGetVisualFromFBConfig)
MAKE_FUNCPTR(glXMakeContextCurrent)
MAKE_FUNCPTR(glXQueryDrawable)
MAKE_FUNCPTR(glXGetCurrentReadDrawable)
/* GLX Extensions */
static void* (*pglXGetProcAddressARB)(const GLubyte *);
static BOOL (*pglXBindTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
static BOOL (*pglXReleaseTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
static BOOL (*pglXDrawableAttribARB)(Display *dpy, GLXDrawable draw, const int *attribList);
static int (*pglXSwapIntervalSGI)(int);
/* NV GLX Extension */
static void* (*pglXAllocateMemoryNV)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
static void (*pglXFreeMemoryNV)(GLvoid *pointer);
/* Standard OpenGL */
MAKE_FUNCPTR(glBindTexture)
MAKE_FUNCPTR(glBitmap)
MAKE_FUNCPTR(glCopyTexSubImage1D)
MAKE_FUNCPTR(glCopyTexSubImage2D)
MAKE_FUNCPTR(glDisable)
MAKE_FUNCPTR(glDrawBuffer)
MAKE_FUNCPTR(glEnable)
MAKE_FUNCPTR(glEndList)
MAKE_FUNCPTR(glGetError)
MAKE_FUNCPTR(glGetIntegerv)
MAKE_FUNCPTR(glGetString)
MAKE_FUNCPTR(glIsEnabled)
MAKE_FUNCPTR(glNewList)
MAKE_FUNCPTR(glPixelStorei)
MAKE_FUNCPTR(glScissor)
MAKE_FUNCPTR(glViewport)
#undef MAKE_FUNCPTR
static BOOL X11DRV_WineGL_InitOpenglInfo(void)
{
static BOOL infoInitialized = FALSE;
int screen = DefaultScreen(gdi_display);
Window win = RootWindow(gdi_display, screen);
Visual *visual;
XVisualInfo template;
XVisualInfo *vis;
int num;
GLXContext ctx = NULL;
if (infoInitialized)
return TRUE;
infoInitialized = TRUE;
wine_tsx11_lock();
visual = DefaultVisual(gdi_display, screen);
template.visualid = XVisualIDFromVisual(visual);
vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
if (vis) {
/* Create a GLX Context. Without one we can't query GL information */
ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
}
if (ctx) {
pglXMakeCurrent(gdi_display, win, ctx);
} else {
ERR(" couldn't initialize OpenGL, expect problems\n");
wine_tsx11_unlock();
return FALSE;
}
WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
WineGLInfo.glExtensions = (const char *) pglGetString(GL_EXTENSIONS);
/* 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.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS);
WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION);
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("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]);
TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion);
TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion);
TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False");
if(vis) XFree(vis);
if(ctx) {
pglXMakeCurrent(gdi_display, None, NULL);
pglXDestroyContext(gdi_display, ctx);
}
wine_tsx11_unlock();
return TRUE;
}
static BOOL has_opengl(void)
{
static int init_done;
static void *opengl_handle;
const char *glx_extensions;
int error_base, event_base;
if (init_done) return (opengl_handle != NULL);
init_done = 1;
opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, NULL, 0);
if (opengl_handle == NULL) return FALSE;
pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
if (pglXGetProcAddressARB == NULL) {
ERR("could not find glXGetProcAddressARB in libGL.\n");
return FALSE;
}
#define LOAD_FUNCPTR(f) if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) goto sym_not_found;
/* GLX 1.0 */
LOAD_FUNCPTR(glXChooseVisual)
LOAD_FUNCPTR(glXCreateContext)
LOAD_FUNCPTR(glXCreateGLXPixmap)
LOAD_FUNCPTR(glXGetCurrentContext)
LOAD_FUNCPTR(glXDestroyContext)
LOAD_FUNCPTR(glXDestroyGLXPixmap)
LOAD_FUNCPTR(glXGetConfig)
LOAD_FUNCPTR(glXIsDirect)
LOAD_FUNCPTR(glXMakeCurrent)
LOAD_FUNCPTR(glXSwapBuffers)
LOAD_FUNCPTR(glXQueryExtension)
LOAD_FUNCPTR(glXQueryVersion)
LOAD_FUNCPTR(glXUseXFont)
/* GLX 1.1 */
LOAD_FUNCPTR(glXGetClientString)
LOAD_FUNCPTR(glXQueryExtensionsString)
LOAD_FUNCPTR(glXQueryServerString)
/* GLX 1.3 */
LOAD_FUNCPTR(glXCreatePbuffer)
LOAD_FUNCPTR(glXDestroyPbuffer)
LOAD_FUNCPTR(glXMakeContextCurrent)
LOAD_FUNCPTR(glXGetCurrentReadDrawable)
LOAD_FUNCPTR(glXGetFBConfigs)
/* Standard OpenGL calls */
LOAD_FUNCPTR(glBindTexture)
LOAD_FUNCPTR(glBitmap)
LOAD_FUNCPTR(glCopyTexSubImage1D)
LOAD_FUNCPTR(glCopyTexSubImage2D)
LOAD_FUNCPTR(glDisable)
LOAD_FUNCPTR(glDrawBuffer)
LOAD_FUNCPTR(glEnable)
LOAD_FUNCPTR(glEndList)
LOAD_FUNCPTR(glGetError)
LOAD_FUNCPTR(glGetIntegerv)
LOAD_FUNCPTR(glGetString)
LOAD_FUNCPTR(glIsEnabled)
LOAD_FUNCPTR(glNewList)
LOAD_FUNCPTR(glPixelStorei)
LOAD_FUNCPTR(glScissor)
LOAD_FUNCPTR(glViewport)
#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 = (void*)pglXGetProcAddressARB((const unsigned char*)#f);
/* NV GLX Extension */
LOAD_FUNCPTR(glXAllocateMemoryNV)
LOAD_FUNCPTR(glXFreeMemoryNV)
#undef LOAD_FUNCPTR
if(!X11DRV_WineGL_InitOpenglInfo()) {
ERR("Intialization of OpenGL info failed, disabling OpenGL!\n");
wine_dlclose(opengl_handle, NULL, 0);
opengl_handle = NULL;
return FALSE;
}
wine_tsx11_lock();
if (pglXQueryExtension(gdi_display, &error_base, &event_base) == True) {
TRACE("GLX is up and running error_base = %d\n", error_base);
} else {
wine_dlclose(opengl_handle, NULL, 0);
opengl_handle = NULL;
}
/* 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 should be used in case of indirect rendering. When direct
* rendering is used, the OpenGL client library is responsible for which GLX calls are available.
* Nvidia's OpenGL drivers are the best in terms of GLX features. At the moment of writing their
* 8762 drivers support 1.3 for the server and 1.4 for the client and they support lots of extensions.
* Unfortunately it is much more complicated for Mesa/DRI-based drivers and ATI's drivers.
* Both sets of drivers report a server version of 1.2 and the client version can be 1.3 or 1.4.
* Further, in case of at least ATI's drivers, one crucial extension needed for our pixel format code
* is only available in the list of server extensions and not in the client list.
*
* The versioning checks below try to take into account the comments from above.
*/
/* Depending on the use of direct or indirect rendering we need either the list of extensions
* exported by the client or by the server.
*/
if(WineGLInfo.glxDirect)
glx_extensions = WineGLInfo.glxClientExtensions;
else
glx_extensions = WineGLInfo.glxServerExtensions;
/* Based on the default opengl context we decide whether direct or indirect rendering is used.
* In case of indirect rendering we check if the GLX version of the server is 1.2 and else
* the client version is checked.
*/
if ((!WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxServerVersion)) ||
(WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxClientVersion)))
{
if (NULL != strstr(glx_extensions, "GLX_SGIX_fbconfig")) {
pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX");
} else {
ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxClientVersion);
}
} else {
pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
}
/* 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
*/
if (!strcmp("1.2", WineGLInfo.glxServerVersion))
pglXQueryDrawable = NULL;
else
pglXQueryDrawable = wine_dlsym(RTLD_DEFAULT, "glXQueryDrawable", NULL, 0);
if (NULL != strstr(glx_extensions, "GLX_ATI_render_texture")) {
pglXBindTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXBindTexImageARB");
pglXReleaseTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXReleaseTexImageARB");
pglXDrawableAttribARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXDrawableAttribARB");
}
X11DRV_WineGL_LoadExtensions();
wine_tsx11_unlock();
return (opengl_handle != NULL);
sym_not_found:
wine_dlclose(opengl_handle, NULL, 0);
opengl_handle = NULL;
return FALSE;
}
static inline Wine_GLContext *alloc_context(void)
{
Wine_GLContext *ret;
if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
{
ret->next = context_list;
if (context_list) context_list->prev = ret;
context_list = ret;
}
return ret;
}
static inline void free_context(Wine_GLContext *context)
{
if (context->next != NULL) context->next->prev = context->prev;
if (context->prev != NULL) context->prev->next = context->next;
else context_list = context->next;
HeapFree(GetProcessHeap(), 0, context);
}
static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
{
Wine_GLContext *ret;
if (!ctx) return NULL;
for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
return ret;
}
/**
* get_hdc_from_Drawable (internal)
*
* For use by wglGetCurrentReadDCARB.
*/
inline static HDC get_hdc_from_Drawable(GLXDrawable d)
{
Wine_GLContext *ret;
for (ret = context_list; ret; ret = ret->next) {
if (d == ret->physDev->drawable) {
return ret->hdc;
}
}
return NULL;
}
inline static BOOL is_valid_context( Wine_GLContext *ctx )
{
Wine_GLContext *ptr;
for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
return (ptr != NULL);
}
static int describeContext(Wine_GLContext* ctx) {
int tmp;
int ctx_vis_id;
TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis);
pglXGetFBConfigAttrib(gdi_display, ctx->fb_conf, GLX_FBCONFIG_ID, &tmp);
TRACE(" - FBCONFIG_ID 0x%x\n", tmp);
pglXGetFBConfigAttrib(gdi_display, ctx->fb_conf, GLX_VISUAL_ID, &tmp);
TRACE(" - VISUAL_ID 0x%x\n", tmp);
ctx_vis_id = tmp;
return ctx_vis_id;
}
static int describeDrawable(Wine_GLContext* ctx, Drawable drawable) {
int tmp;
int nElements;
int attribList[3] = { GLX_FBCONFIG_ID, 0, None };
GLXFBConfig *fbCfgs;
if (pglXQueryDrawable == NULL) {
/** glXQueryDrawable not available so returns not supported */
return -1;
}
TRACE(" Drawable %p have :\n", (void*) drawable);
pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &tmp);
TRACE(" - WIDTH as %d\n", tmp);
pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &tmp);
TRACE(" - HEIGHT as %d\n", tmp);
pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &tmp);
TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
attribList[1] = tmp;
fbCfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribList, &nElements);
if (fbCfgs == NULL) {
return -1;
}
pglXGetFBConfigAttrib(gdi_display, fbCfgs[0], GLX_VISUAL_ID, &tmp);
TRACE(" - VISUAL_ID as 0x%x\n", tmp);
XFree(fbCfgs);
return tmp;
}
static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, Wine_GLPBuffer* pbuf) {
int nAttribs = 0;
unsigned cur = 0;
int pop;
int drawattrib = 0;
int isColor = 0;
int wantColorBits = 0;
int sz_alpha = 0;
/* The list of WGL attributes is allowed to be NULL, so don't return -1 (error) but just 0 */
if(iWGLAttr == NULL)
return 0;
while (0 != iWGLAttr[cur]) {
TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]);
switch (iWGLAttr[cur]) {
case WGL_COLOR_BITS_ARB:
pop = iWGLAttr[++cur];
wantColorBits = pop; /** see end */
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];
sz_alpha = pop;
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_PIXEL_TYPE_ARB:
pop = iWGLAttr[++cur];
switch (pop) {
case WGL_TYPE_COLORINDEX_ARB: pop = GLX_COLOR_INDEX_BIT; isColor = 1; break ;
case WGL_TYPE_RGBA_ARB: pop = GLX_RGBA_BIT; break ;
case WGL_TYPE_RGBA_FLOAT_ATI: pop = GLX_RGBA_FLOAT_ATI_BIT; break ;
default:
ERR("unexpected PixelType(%x)\n", pop);
pop = 0;
}
PUSH2(oGLXAttr, GLX_RENDER_TYPE, pop);
TRACE("pAttr[%d] = GLX_RENDER_TYPE: %d\n", cur, pop);
break;
case WGL_SUPPORT_GDI_ARB:
pop = iWGLAttr[++cur];
/* We only support a limited number of formats which are all renderable by X (similar to GDI).
* Ignore this attribute to prevent us from not finding a match due to the limited
* amount of formats supported right now. This option could be matched to GLX_X_RENDERABLE
* but the issue is that when a program asks for no GDI support, there's no format we can return
* as all our supported formats are renderable by X.
*/
TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop);
break;
case WGL_DRAW_TO_BITMAP_ARB:
pop = iWGLAttr[++cur];
TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop);
/* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
if (pop) {
drawattrib |= GLX_PIXMAP_BIT;
}
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:
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_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_ati) {
/** nothing to do here */
}
else 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 {
PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
drawattrib |= GLX_PBUFFER_BIT;
}
}
break ;
case WGL_BIND_TO_TEXTURE_RGB_ARB:
case WGL_BIND_TO_TEXTURE_RGBA_ARB:
pop = iWGLAttr[++cur];
/** cannot be converted, see direct handling on
* - wglGetPixelFormatAttribivARB
* TODO: wglChoosePixelFormat
*/
break ;
default:
FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
break;
}
++cur;
}
/**
* Trick as WGL_COLOR_BITS_ARB != GLX_BUFFER_SIZE
* WGL_COLOR_BITS_ARB + WGL_ALPHA_BITS_ARB == GLX_BUFFER_SIZE
*
* WGL_COLOR_BITS_ARB
* The number of color bitplanes in each color buffer. For RGBA
* pixel types, it is the size of the color buffer, excluding the
* alpha bitplanes. For color-index pixels, it is the size of the
* color index buffer.
*
* GLX_BUFFER_SIZE
* This attribute defines the number of bits per color buffer.
* For GLX FBConfigs that correspond to a PseudoColor or StaticColor visual,
* this is equal to the depth value reported in the X11 visual.
* For GLX FBConfigs that correspond to TrueColor or DirectColor visual,
* this is the sum of GLX_RED_SIZE, GLX_GREEN_SIZE, GLX_BLUE_SIZE, and GLX_ALPHA_SIZE.
*
*/
if (0 < wantColorBits) {
if (!isColor) {
wantColorBits += sz_alpha;
}
if (32 < wantColorBits) {
ERR("buggy %d GLX_BUFFER_SIZE default to 32\n", wantColorBits);
wantColorBits = 32;
}
PUSH2(oGLXAttr, GLX_BUFFER_SIZE, wantColorBits);
TRACE("pAttr[%d] = WGL_COLOR_BITS_ARB: %d\n", cur, wantColorBits);
}
/* Apply the OR'd drawable type bitmask now. */
if (drawattrib) {
PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib);
TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib);
}
return nAttribs;
}
BOOL get_fbconfig_from_visualid(Display *display, Visual *visual, int *fmt_id, int *fmt_index)
{
GLXFBConfig* cfgs = NULL;
int i;
int nCfgs;
int tmp_fmt_id;
int tmp_vis_id;
VisualID visualid;
if(!display || !display) {
ERR("Invalid display or visual\n");
}
visualid = XVisualIDFromVisual(visual);
/* Get a list of all available framebuffer configurations */
cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
if (NULL == cfgs || 0 == nCfgs) {
ERR("glXChooseFBConfig returns NULL\n");
if(cfgs != NULL) XFree(cfgs);
return 0;
}
/* Find the requested offscreen format and count the number of offscreen formats */
for(i=0; i<nCfgs; i++) {
pglXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
/* We are looking up the GLX index of our main visual and have found it :) */
if(visualid == tmp_vis_id) {
TRACE("Found FBCONFIG_ID 0x%x at index %d for VISUAL_ID 0x%x\n", tmp_fmt_id, i, tmp_vis_id);
XFree(cfgs);
*fmt_id = tmp_fmt_id;
*fmt_index = i;
return TRUE;
}
}
ERR("No fbconfig found for Wine's main visual (0x%lx), expect problems!\n", visualid);
XFree(cfgs);
return FALSE;
}
static BOOL init_formats(Display *display, int screen, Visual *visual)
{
int fmt_id, fmt_index;
/* Locate the fbconfig correspondig to our main visual */
if(!get_fbconfig_from_visualid(display, visual, &fmt_id, &fmt_index)) {
ERR("Can't get the FBCONFIG_ID for the main visual, expect problems!\n");
return FALSE;
}
/* Put Wine's internal format at the first index */
WineGLPixelFormatList[0].iPixelFormat = 1;
WineGLPixelFormatList[0].fbconfig = fmt_id;
WineGLPixelFormatList[0].fmt_index = fmt_index;
WineGLPixelFormatListSize = 1;
/* In the future test for compatible formats here */
return TRUE;
}
/* 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 the index (zero-based)
* into the GLX FB config table and it returns the number of supported WGL formats in fmt_count.
*/
static BOOL ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, int *fmt_index, int *fmt_count)
{
int ret;
/* Init the list of pixel formats when we need it */
if(!WineGLPixelFormatListSize)
init_formats(display, DefaultScreen(display), visual);
if((iPixelFormat <= 0) || (iPixelFormat > WineGLPixelFormatListSize)) {
ERR("invalid iPixelFormat %d\n", iPixelFormat);
ret = FALSE;
*fmt_index = -1;
}
else {
ret = TRUE;
*fmt_index = WineGLPixelFormatList[iPixelFormat-1].fmt_index;
}
*fmt_count = WineGLPixelFormatListSize;
TRACE("Returning fmt_index=%d, fmt_count=%d for iPixelFormat=%d\n", *fmt_index, *fmt_count, iPixelFormat);
return ret;
}
/* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
static int ConvertPixelFormatGLXtoWGL(Display *display, int fbconfig)
{
int i;
/* Init the list of pixel formats when we need it */
if(!WineGLPixelFormatListSize)
init_formats(display, DefaultScreen(display), visual);
for(i=0; i<WineGLPixelFormatListSize; i++) {
if(WineGLPixelFormatList[i].fbconfig == fbconfig) {
TRACE("Returning iPixelFormat %d for fbconfig 0x%x\n", WineGLPixelFormatList[i].iPixelFormat, fbconfig);
return WineGLPixelFormatList[i].iPixelFormat;
}
}
TRACE("No compatible format found for FBCONFIG_ID=0x%x\n", fbconfig);
return 0;
}
/**
* X11DRV_ChoosePixelFormat
*
* Equivalent to glXChooseVisual.
*/
int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
const PIXELFORMATDESCRIPTOR *ppfd) {
GLXFBConfig* cfgs = NULL;
int ret = 0;
int nCfgs = 0;
int value = 0;
int fmt_index = 0;
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
if (TRACE_ON(opengl)) {
TRACE("(%p,%p)\n", physDev, ppfd);
dump_PIXELFORMATDESCRIPTOR((const PIXELFORMATDESCRIPTOR *) ppfd);
}
wine_tsx11_lock();
if(!visual) {
ERR("Can't get an opengl visual!\n");
goto choose_exit;
}
/* Get a list containing all supported FB configurations */
cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
if (NULL == cfgs || 0 == nCfgs) {
ERR("glXGetFBConfigs returns NULL (glError: %d)\n", pglGetError());
goto choose_exit;
}
/* In case an fbconfig was found, check if it matches to the requirements of the ppfd */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, 1 /* main visual */, &fmt_index, &value)) {
ERR("Can't find a matching FBCONFIG_ID for VISUAL_ID 0x%lx!\n", visual->visualid);
} else {
int dwFlags = 0;
int iPixelType = 0;
int value = 0;
/* Pixel type */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_RENDER_TYPE, &value);
if (value & GLX_RGBA_BIT)
iPixelType = PFD_TYPE_RGBA;
else
iPixelType = PFD_TYPE_COLORINDEX;
if (ppfd->iPixelType != iPixelType) {
TRACE("pixel type mismatch\n");
goto choose_exit;
}
/* Doublebuffer */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_DOUBLEBUFFER, &value); if (value) dwFlags |= PFD_DOUBLEBUFFER;
if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && (ppfd->dwFlags & PFD_DOUBLEBUFFER)) {
if (!(dwFlags & PFD_DOUBLEBUFFER)) {
TRACE("dbl buffer mismatch\n");
goto choose_exit;
}
}
/* Stereo */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_STEREO, &value); if (value) dwFlags |= PFD_STEREO;
if (!(ppfd->dwFlags & PFD_STEREO_DONTCARE) && (ppfd->dwFlags & PFD_STEREO)) {
if (!(dwFlags & PFD_STEREO)) {
TRACE("stereo mismatch\n");
goto choose_exit;
}
}
/* Alpha bits */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_ALPHA_SIZE, &value);
if (ppfd->iPixelType==PFD_TYPE_RGBA && ppfd->cAlphaBits && !value) {
TRACE("alpha mismatch\n");
goto choose_exit;
}
/* Depth bits */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_DEPTH_SIZE, &value);
if (ppfd->cDepthBits && !value) {
TRACE("depth mismatch\n");
goto choose_exit;
}
/* Stencil bits */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_STENCIL_SIZE, &value);
if (ppfd->cStencilBits && !value) {
TRACE("stencil mismatch\n");
goto choose_exit;
}
/* Aux buffers */
pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_AUX_BUFFERS, &value);
if (ppfd->cAuxBuffers && !value) {
TRACE("aux mismatch\n");
goto choose_exit;
}
/* When we pass all the checks we have found a matching format :) */
ret = 1;
TRACE("Successfully found a matching mode, returning index: %d\n", ret);
}
choose_exit:
if(!ret)
TRACE("No matching mode was found returning 0\n");
if (NULL != cfgs) XFree(cfgs);
wine_tsx11_unlock();
return ret;
}
/**
* X11DRV_DescribePixelFormat
*
* Get the pixel-format descriptor associated to the given id
*/
int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
int iPixelFormat,
UINT nBytes,
PIXELFORMATDESCRIPTOR *ppfd) {
/*XVisualInfo *vis;*/
int value;
int rb,gb,bb,ab;
GLXFBConfig* cfgs = NULL;
GLXFBConfig cur;
int nCfgs = 0;
int ret = 0;
int fmt_count = 0;
int fmt_index = 0;
BOOL res = FALSE;
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
TRACE("(%p,%d,%d,%p)\n", physDev, iPixelFormat, nBytes, ppfd);
wine_tsx11_lock();
cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
wine_tsx11_unlock();
if (NULL == cfgs || 0 == nCfgs) {
ERR("unexpected iPixelFormat(%d), returns NULL\n", iPixelFormat);
return 0; /* unespected error */
}
/* 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 */
res = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &fmt_count);
if (ppfd == NULL) {
/* The application is only querying the number of visuals */
wine_tsx11_lock();
if (NULL != cfgs) XFree(cfgs);
wine_tsx11_unlock();
return fmt_count;
} else if(res == FALSE) {
WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count);
wine_tsx11_lock();
if (NULL != cfgs) XFree(cfgs);
wine_tsx11_unlock();
return 0;
}
if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
ERR("Wrong structure size !\n");
/* Should set error */
return 0;
}
ret = fmt_count;
cur = cfgs[fmt_index];
memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
ppfd->nVersion = 1;
/* These flags are always the same... */
ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
/* Now the flags extracted from the Visual */
wine_tsx11_lock();
pglXGetFBConfigAttrib(gdi_display, cur, GLX_CONFIG_CAVEAT, &value);
if(value == GLX_SLOW_CONFIG)
ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
pglXGetFBConfigAttrib(gdi_display, cur, GLX_DOUBLEBUFFER, &value); if (value) ppfd->dwFlags |= PFD_DOUBLEBUFFER;
pglXGetFBConfigAttrib(gdi_display, cur, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
/* Pixel type */
pglXGetFBConfigAttrib(gdi_display, cur, 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, cur, GLX_BUFFER_SIZE, &value);
ppfd->cColorBits = value;
/* Red, green, blue and alpha bits / shifts */
if (ppfd->iPixelType == PFD_TYPE_RGBA) {
pglXGetFBConfigAttrib(gdi_display, cur, GLX_RED_SIZE, &rb);
pglXGetFBConfigAttrib(gdi_display, cur, GLX_GREEN_SIZE, &gb);
pglXGetFBConfigAttrib(gdi_display, cur, GLX_BLUE_SIZE, &bb);
pglXGetFBConfigAttrib(gdi_display, cur, 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;
}
/* Accums : to do ... */
/* Depth bits */
pglXGetFBConfigAttrib(gdi_display, cur, GLX_DEPTH_SIZE, &value);
ppfd->cDepthBits = value;
/* stencil bits */
pglXGetFBConfigAttrib(gdi_display, cur, GLX_STENCIL_SIZE, &value);
ppfd->cStencilBits = value;
wine_tsx11_unlock();
/* Aux : to do ... */
ppfd->iLayerType = PFD_MAIN_PLANE;
if (TRACE_ON(opengl)) {
dump_PIXELFORMATDESCRIPTOR(ppfd);
}
wine_tsx11_lock();
if (NULL != cfgs) XFree(cfgs);
wine_tsx11_unlock();
return ret;
}
/**
* X11DRV_GetPixelFormat
*
* Get the pixel-format id used by this DC
*/
int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
TRACE("(%p): returns %d\n", physDev, physDev->current_pf);
return physDev->current_pf;
}
/**
* X11DRV_SetPixelFormat
*
* Set the pixel-format id used by this DC
*/
BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
int iPixelFormat,
const PIXELFORMATDESCRIPTOR *ppfd) {
int fmt_index = 0;
int value;
TRACE("(%p,%d,%p)\n", physDev, iPixelFormat, ppfd);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
/* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &value)) {
ERR("Invalid iPixelFormat: %d\n", iPixelFormat);
return 0;
}
physDev->current_pf = iPixelFormat;
if (TRACE_ON(opengl)) {
int nCfgs_fmt = 0;
GLXFBConfig* cfgs_fmt = NULL;
GLXFBConfig cur_cfg;
int gl_test = 0;
/*
* How to test if hdc current drawable is compatible (visual/FBConfig) ?
*
* in case of root window created HDCs we crash here :(
*
Drawable drawable = get_drawable( physDev->hdc );
TRACE(" drawable (%p,%p) have :\n", drawable, root_window);
pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &value);
TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
pglXQueryDrawable(gdi_display, drawable, GLX_VISUAL_ID, (unsigned int*) &value);
TRACE(" - VISUAL_ID as 0x%x\n", tmp);
pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &value);
TRACE(" - WIDTH as %d\n", tmp);
pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &value);
TRACE(" - HEIGHT as %d\n", tmp);
*/
cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
cur_cfg = cfgs_fmt[fmt_index];
gl_test = pglXGetFBConfigAttrib(gdi_display, cur_cfg, 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, cur_cfg, GLX_VISUAL_ID, &value);
TRACE(" - VISUAL_ID 0x%x\n", value);
pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_DRAWABLE_TYPE, &value);
TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
}
XFree(cfgs_fmt);
}
return TRUE;
}
/**
* X11DRV_wglCreateContext
*
* For OpenGL32 wglCreateContext.
*/
HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev)
{
Wine_GLContext *ret;
GLXFBConfig* cfgs_fmt = NULL;
GLXFBConfig cur_cfg;
int hdcPF = physDev->current_pf;
int fmt_count = 0;
int fmt_index = 0;
int nCfgs_fmt = 0;
int value = 0;
int gl_test = 0;
HDC hdc = physDev->hdc;
TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
/* First, get the visual in use by the X11DRV */
if (!gdi_display) return 0;
/* We can only render using the iPixelFormat (1) of Wine's Main visual, we need to get the corresponding GLX format.
* If this fails something is very wrong on the system. */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, &fmt_index, &fmt_count)) {
ERR("Cannot get FB Config for main iPixelFormat 1, expect problems!\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
if (NULL == cfgs_fmt || 0 == nCfgs_fmt) {
ERR("Cannot get FB Configs, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
if (fmt_count < hdcPF) {
ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, hdcPF, fmt_count);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
cur_cfg = cfgs_fmt[fmt_index];
gl_test = pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_FBCONFIG_ID, &value);
if (gl_test) {
ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL;
}
XFree(cfgs_fmt);
/* The context will be allocated in the wglMakeCurrent call */
wine_tsx11_lock();
ret = alloc_context();
wine_tsx11_unlock();
ret->hdc = hdc;
ret->physDev = physDev;
ret->fb_conf = cur_cfg;
/*ret->vis = vis;*/
ret->vis = pglXGetVisualFromFBConfig(gdi_display, cur_cfg);
TRACE(" creating context %p (GL context creation delayed)\n", ret);
return (HGLRC) ret;
}
/**
* X11DRV_wglDeleteContext
*
* For OpenGL32 wglDeleteContext.
*/
BOOL X11DRV_wglDeleteContext(HGLRC hglrc)
{
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
BOOL ret = TRUE;
TRACE("(%p)\n", hglrc);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
wine_tsx11_lock();
/* A game (Half Life not to name it) deletes twice the same context,
* so make sure it is valid first */
if (is_valid_context( ctx ))
{
if (ctx->ctx) pglXDestroyContext(gdi_display, ctx->ctx);
free_context(ctx);
}
else
{
WARN("Error deleting context !\n");
SetLastError(ERROR_INVALID_HANDLE);
ret = FALSE;
}
wine_tsx11_unlock();
return ret;
}
/**
* X11DRV_wglGetCurrentReadDCARB
*
* For OpenGL32 wglGetCurrentReadDCARB.
*/
static HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
{
GLXDrawable gl_d;
HDC ret;
TRACE("()\n");
wine_tsx11_lock();
gl_d = pglXGetCurrentReadDrawable();
ret = get_hdc_from_Drawable(gl_d);
wine_tsx11_unlock();
TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
return ret;
}
/**
* X11DRV_wglGetProcAddress
*
* For OpenGL32 wglGetProcAddress.
*/
PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc)
{
int i, j;
const WineGLExtension *ext;
int padding = 32 - strlen(lpszProc);
if (padding < 0)
padding = 0;
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
/* Check the table of WGL extensions to see if we need to return a WGL extension
* or a function pointer to a native OpenGL function. */
if(strncmp(lpszProc, "wgl", 3) != 0) {
return pglXGetProcAddressARB((const GLubyte*)lpszProc);
} else {
TRACE("('%s'):%*s", lpszProc, padding, " ");
for (i = 0; i < WineGLExtensionListSize; ++i) {
ext = WineGLExtensionList[i];
for (j = 0; ext->extEntryPoints[j].funcName; ++j) {
if (strcmp(ext->extEntryPoints[j].funcName, lpszProc) == 0) {
TRACE("(%p) - WineGL\n", ext->extEntryPoints[j].funcAddress);
return ext->extEntryPoints[j].funcAddress;
}
}
}
}
ERR("(%s) - not found\n", lpszProc);
return NULL;
}
/***********************************************************************
* sync_current_drawable
*
* Adjust the current viewport and scissor in order to position
* and size the current drawable correctly on the parent window.
*/
static void sync_current_drawable(BOOL updatedc)
{
int dy;
int width;
int height;
RECT rc;
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
TRACE("\n");
if (ctx && ctx->physDev)
{
if (updatedc)
GetClipBox(ctx->physDev->hdc, &rc); /* Make sure physDev is up to date */
dy = ctx->physDev->drawable_rect.bottom - ctx->physDev->drawable_rect.top -
ctx->physDev->dc_rect.bottom;
width = ctx->physDev->dc_rect.right - ctx->physDev->dc_rect.left;
height = ctx->physDev->dc_rect.bottom - ctx->physDev->dc_rect.top;
wine_tsx11_lock();
pglViewport(ctx->physDev->dc_rect.left + ctx->viewport.left,
dy + ctx->viewport.top,
ctx->viewport.right ? (ctx->viewport.right - ctx->viewport.left) : width,
ctx->viewport.bottom ? (ctx->viewport.bottom - ctx->viewport.top) : height);
pglEnable(GL_SCISSOR_TEST);
if (ctx->scissor_enabled)
pglScissor(ctx->physDev->dc_rect.left + min(width, max(0, ctx->scissor.left)),
dy + min(height, max(0, ctx->scissor.top)),
min(width, max(0, ctx->scissor.right - ctx->scissor.left)),
min(height, max(0, ctx->scissor.bottom - ctx->scissor.top)));
else
pglScissor(ctx->physDev->dc_rect.left, dy, width, height);
wine_tsx11_unlock();
}
}
/**
* X11DRV_wglMakeCurrent
*
* For OpenGL32 wglMakeCurrent.
*/
BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
BOOL ret;
HDC hdc = physDev->hdc;
DWORD type = GetObjectType(hdc);
TRACE("(%p,%p)\n", hdc, hglrc);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
wine_tsx11_lock();
if (hglrc == NULL) {
ret = pglXMakeCurrent(gdi_display, None, NULL);
NtCurrentTeb()->glContext = NULL;
} else {
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
Drawable drawable = physDev->drawable;
if (ctx->ctx == NULL) {
/* The describe lines below are for debugging purposes only */
if (TRACE_ON(wgl)) {
describeDrawable(ctx, drawable);
describeContext(ctx);
}
/* Create a GLX context using the same visual as chosen earlier in wglCreateContext.
* We are certain that the drawable and context are compatible as we only allow compatible formats.
*/
TRACE(" Creating GLX Context\n");
ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, type == OBJ_MEMDC ? False : True);
TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
}
TRACE(" make current for dis %p, drawable %p, ctx %p\n", gdi_display, (void*) drawable, ctx->ctx);
ret = pglXMakeCurrent(gdi_display, drawable, ctx->ctx);
NtCurrentTeb()->glContext = ctx;
if(ret)
{
ctx->physDev = physDev;
if (type == OBJ_MEMDC)
{
ctx->do_escape = TRUE;
pglDrawBuffer(GL_FRONT_LEFT);
}
else
{
sync_current_drawable(FALSE);
}
}
}
wine_tsx11_unlock();
TRACE(" returning %s\n", (ret ? "True" : "False"));
return ret;
}
/**
* X11DRV_wglMakeContextCurrentARB
*
* For OpenGL32 wglMakeContextCurrentARB
*/
BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc)
{
BOOL ret;
TRACE("(%p,%p,%p)\n", hDrawDev, hReadDev, hglrc);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
wine_tsx11_lock();
if (hglrc == NULL) {
ret = pglXMakeCurrent(gdi_display, None, NULL);
NtCurrentTeb()->glContext = NULL;
} else {
if (NULL == pglXMakeContextCurrent) {
ret = FALSE;
} else {
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
Drawable d_draw = get_glxdrawable(hDrawDev);
Drawable d_read = get_glxdrawable(hReadDev);
if (ctx->ctx == NULL) {
ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, GetObjectType(hDrawDev->hdc) == OBJ_MEMDC ? False : True);
TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
}
ret = pglXMakeContextCurrent(gdi_display, d_draw, d_read, ctx->ctx);
NtCurrentTeb()->glContext = ctx;
}
}
wine_tsx11_unlock();
TRACE(" returning %s\n", (ret ? "True" : "False"));
return ret;
}
/**
* X11DRV_wglShareLists
*
* For OpenGL32 wglShaderLists.
*/
BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
Wine_GLContext *org = (Wine_GLContext *) hglrc1;
Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
TRACE("(%p, %p)\n", org, dest);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
if (NULL != dest && dest->ctx != NULL) {
ERR("Could not share display lists, context already created !\n");
return FALSE;
} else {
if (org->ctx == NULL) {
wine_tsx11_lock();
describeContext(org);
org->ctx = pglXCreateContext(gdi_display, org->vis, NULL, GetObjectType(org->physDev->hdc) == OBJ_MEMDC ? False : True);
wine_tsx11_unlock();
TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
}
if (NULL != dest) {
wine_tsx11_lock();
describeContext(dest);
/* Create the destination context with display lists shared */
dest->ctx = pglXCreateContext(gdi_display, dest->vis, org->ctx, GetObjectType(org->physDev->hdc) == OBJ_MEMDC ? False : True);
wine_tsx11_unlock();
TRACE(" created a delayed OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
return TRUE;
}
}
return FALSE;
}
static BOOL internal_wglUseFontBitmaps(HDC hdc, DWORD first, DWORD count, DWORD listBase, DWORD (WINAPI *GetGlyphOutline_ptr)(HDC,UINT,UINT,LPGLYPHMETRICS,DWORD,LPVOID,const MAT2*))
{
/* We are running using client-side rendering fonts... */
GLYPHMETRICS gm;
unsigned int glyph;
int size = 0;
void *bitmap = NULL, *gl_bitmap = NULL;
int org_alignment;
wine_tsx11_lock();
pglGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
pglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
wine_tsx11_unlock();
for (glyph = first; glyph < first + count; glyph++) {
unsigned int needed_size = GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, 0, NULL, NULL);
int height, width_int;
TRACE("Glyph : %3d / List : %d\n", glyph, listBase);
if (needed_size == GDI_ERROR) {
TRACE(" - needed size : %d (GDI_ERROR)\n", needed_size);
goto error;
} else {
TRACE(" - needed size : %d\n", needed_size);
}
if (needed_size > size) {
size = needed_size;
HeapFree(GetProcessHeap(), 0, bitmap);
HeapFree(GetProcessHeap(), 0, gl_bitmap);
bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
gl_bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
}
if (GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, size, bitmap, NULL) == GDI_ERROR) goto error;
if (TRACE_ON(opengl)) {
unsigned int height, width, bitmask;
unsigned char *bitmap_ = (unsigned char *) bitmap;
TRACE(" - bbox : %d x %d\n", gm.gmBlackBoxX, gm.gmBlackBoxY);
TRACE(" - origin : (%d , %d)\n", gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
TRACE(" - increment : %d - %d\n", gm.gmCellIncX, gm.gmCellIncY);
if (needed_size != 0) {
TRACE(" - bitmap :\n");
for (height = 0; height < gm.gmBlackBoxY; height++) {
TRACE(" ");
for (width = 0, bitmask = 0x80; width < gm.gmBlackBoxX; width++, bitmask >>= 1) {
if (bitmask == 0) {
bitmap_ += 1;
bitmask = 0x80;
}
if (*bitmap_ & bitmask)
TRACE("*");
else
TRACE(" ");
}
bitmap_ += (4 - ((UINT_PTR)bitmap_ & 0x03));
TRACE("\n");
}
}
}
/* In OpenGL, the bitmap is drawn from the bottom to the top... So we need to invert the
* glyph for it to be drawn properly.
*/
if (needed_size != 0) {
width_int = (gm.gmBlackBoxX + 31) / 32;
for (height = 0; height < gm.gmBlackBoxY; height++) {
int width;
for (width = 0; width < width_int; width++) {
((int *) gl_bitmap)[(gm.gmBlackBoxY - height - 1) * width_int + width] =
((int *) bitmap)[height * width_int + width];
}
}
}
wine_tsx11_lock();
pglNewList(listBase++, GL_COMPILE);
if (needed_size != 0) {
pglBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY,
0 - (int) gm.gmptGlyphOrigin.x, (int) gm.gmBlackBoxY - (int) gm.gmptGlyphOrigin.y,
gm.gmCellIncX, gm.gmCellIncY,
gl_bitmap);
} else {
/* This is the case of 'empty' glyphs like the space character */
pglBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
}
pglEndList();
wine_tsx11_unlock();
}
wine_tsx11_lock();
pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, bitmap);
HeapFree(GetProcessHeap(), 0, gl_bitmap);
return TRUE;
error:
wine_tsx11_lock();
pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, bitmap);
HeapFree(GetProcessHeap(), 0, gl_bitmap);
return FALSE;
}
/**
* X11DRV_wglUseFontBitmapsA
*
* For OpenGL32 wglUseFontBitmapsA.
*/
BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
{
Font fid = physDev->font;
TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
if (fid == 0) {
return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineA);
}
wine_tsx11_lock();
/* I assume that the glyphs are at the same position for X and for Windows */
pglXUseXFont(fid, first, count, listBase);
wine_tsx11_unlock();
return TRUE;
}
/**
* X11DRV_wglUseFontBitmapsW
*
* For OpenGL32 wglUseFontBitmapsW.
*/
BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
{
Font fid = physDev->font;
TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
if (fid == 0) {
return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineW);
}
WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
wine_tsx11_lock();
/* I assume that the glyphs are at the same position for X and for Windows */
pglXUseXFont(fid, first, count, listBase);
wine_tsx11_unlock();
return TRUE;
}
static void WINAPI X11DRV_wglDisable(GLenum cap)
{
if (cap == GL_SCISSOR_TEST)
{
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
if (ctx)
ctx->scissor_enabled = FALSE;
}
else
{
wine_tsx11_lock();
pglDisable(cap);
wine_tsx11_unlock();
}
}
static void WINAPI X11DRV_wglEnable(GLenum cap)
{
if (cap == GL_SCISSOR_TEST)
{
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
if (ctx)
ctx->scissor_enabled = TRUE;
}
else
{
wine_tsx11_lock();
pglEnable(cap);
wine_tsx11_unlock();
}
}
/* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
static void WINAPI X11DRV_wglGetIntegerv(GLenum pname, GLint* params)
{
wine_tsx11_lock();
switch(pname)
{
case GL_DEPTH_BITS:
{
GLXContext gl_ctx = pglXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
pglGetIntegerv(pname, params);
/**
* if we cannot find a Wine Context
* we only have the default wine desktop context,
* so if we have only a 24 depth say we have 32
*/
if (NULL == ret && 24 == *params) {
*params = 32;
}
TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
break;
}
case GL_ALPHA_BITS:
{
GLXContext gl_ctx = pglXGetCurrentContext();
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
pglXGetFBConfigAttrib(gdi_display, ret->fb_conf, GLX_ALPHA_SIZE, params);
TRACE("returns GL_ALPHA_BITS as '%d'\n", *params);
break;
}
default:
pglGetIntegerv(pname, params);
break;
}
wine_tsx11_unlock();
}
static GLboolean WINAPI X11DRV_wglIsEnabled(GLenum cap)
{
GLboolean enabled = False;
if (cap == GL_SCISSOR_TEST)
{
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
if (ctx)
enabled = ctx->scissor_enabled;
}
else
{
wine_tsx11_lock();
enabled = pglIsEnabled(cap);
wine_tsx11_unlock();
}
return enabled;
}
static void WINAPI X11DRV_wglScissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
if (ctx)
{
ctx->scissor.left = x;
ctx->scissor.top = y;
ctx->scissor.right = x + width;
ctx->scissor.bottom = y + height;
sync_current_drawable(TRUE);
}
}
static void WINAPI X11DRV_wglViewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
if (ctx)
{
ctx->viewport.left = x;
ctx->viewport.top = y;
ctx->viewport.right = x + width;
ctx->viewport.bottom = y + height;
sync_current_drawable(TRUE);
}
}
/**
* X11DRV_wglGetExtensionsStringARB
*
* WGL_ARB_extensions_string: wglGetExtensionsStringARB
*/
static const char * WINAPI X11DRV_wglGetExtensionsStringARB(HDC hdc) {
TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
return WineGLInfo.wglExtensions;
}
/**
* X11DRV_wglCreatePbufferARB
*
* WGL_ARB_pbuffer: wglCreatePbufferARB
*/
static HPBUFFERARB WINAPI X11DRV_wglCreatePbufferARB(HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList)
{
Wine_GLPBuffer* object = NULL;
GLXFBConfig* cfgs = NULL;
int nCfgs = 0;
int attribs[256];
unsigned nAttribs = 0;
int fmt_index = 0;
TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
if (0 >= iPixelFormat) {
ERR("(%p): unexpected iPixelFormat(%d) <= 0, returns NULL\n", hdc, iPixelFormat);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL; /* unexpected error */
}
cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
if (NULL == cfgs || 0 == nCfgs) {
ERR("(%p): Cannot get FB Configs for iPixelFormat(%d), returns NULL\n", hdc, iPixelFormat);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
return NULL; /* unexpected error */
}
/* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &nCfgs)) {
ERR("(%p): unexpected iPixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, iPixelFormat, nCfgs);
SetLastError(ERROR_INVALID_PIXEL_FORMAT);
goto create_failed; /* unexpected error */
}
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLPBuffer));
if (NULL == object) {
SetLastError(ERROR_NO_SYSTEM_RESOURCES);
goto create_failed; /* unexpected error */
}
object->hdc = hdc;
object->display = gdi_display;
object->width = iWidth;
object->height = iHeight;
object->pixelFormat = iPixelFormat;
nAttribs = ConvertAttribWGLtoGLX(piAttribList, attribs, object);
if (-1 == nAttribs) {
WARN("Cannot convert WGL to GLX attributes\n");
goto create_failed;
}
PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
while (piAttribList && 0 != *piAttribList) {
int attr_v;
switch (*piAttribList) {
case WGL_TEXTURE_FORMAT_ARB: {
++piAttribList;
attr_v = *piAttribList;
TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
if (use_render_texture_ati) {
int type = 0;
switch (attr_v) {
case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
case WGL_TEXTURE_RGB_ARB: type = GLX_TEXTURE_RGB_ATI; break ;
case WGL_TEXTURE_RGBA_ARB: type = GLX_TEXTURE_RGBA_ATI; break ;
default:
SetLastError(ERROR_INVALID_DATA);
goto create_failed;
}
object->use_render_texture = 1;
PUSH2(attribs, GLX_TEXTURE_FORMAT_ATI, type);
} else {
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;
break;
case WGL_TEXTURE_RGBA_ARB:
object->use_render_texture = GL_RGBA;
break;
default:
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 (use_render_texture_ati) {
int type = 0;
switch (attr_v) {
case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
case WGL_TEXTURE_CUBE_MAP_ARB: type = GLX_TEXTURE_CUBE_MAP_ATI; break ;
case WGL_TEXTURE_1D_ARB: type = GLX_TEXTURE_1D_ATI; break ;
case WGL_TEXTURE_2D_ARB: type = GLX_TEXTURE_2D_ATI; break ;
default:
SetLastError(ERROR_INVALID_DATA);
goto create_failed;
}
PUSH2(attribs, GLX_TEXTURE_TARGET_ATI, type);
} else {
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_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_1D;
break;
}
case WGL_TEXTURE_2D_ARB: {
object->texture_target = GL_TEXTURE_2D;
object->texture_bind_target = GL_TEXTURE_2D;
break;
}
default:
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_ati) {
PUSH2(attribs, GLX_MIPMAP_TEXTURE_ATI, attr_v);
} else {
if (!use_render_texture_emulation) {
SetLastError(ERROR_INVALID_DATA);
goto create_failed;
}
}
break;
}
}
++piAttribList;
}
PUSH1(attribs, None);
object->drawable = pglXCreatePbuffer(gdi_display, cfgs[fmt_index], attribs);
TRACE("new Pbuffer drawable as %p\n", (void*) object->drawable);
if (!object->drawable) {
SetLastError(ERROR_NO_SYSTEM_RESOURCES);
goto create_failed; /* unexpected error */
}
TRACE("->(%p)\n", object);
/** free list */
XFree(cfgs);
return (HPBUFFERARB) object;
create_failed:
if (NULL != cfgs) XFree(cfgs);
HeapFree(GetProcessHeap(), 0, object);
TRACE("->(FAILED)\n");
return (HPBUFFERARB) NULL;
}
/**
* X11DRV_wglDestroyPbufferARB
*
* WGL_ARB_pbuffer: wglDestroyPbufferARB
*/
static GLboolean WINAPI X11DRV_wglDestroyPbufferARB(HPBUFFERARB hPbuffer)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
TRACE("(%p)\n", hPbuffer);
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
pglXDestroyPbuffer(object->display, object->drawable);
HeapFree(GetProcessHeap(), 0, object);
return GL_TRUE;
}
/**
* X11DRV_wglGetPbufferDCARB
*
* WGL_ARB_pbuffer: wglGetPbufferDCARB
* The function wglGetPbufferDCARB returns a device context for a pbuffer.
* Gdi32 implements the part of this function which creates a device context.
* This part associates the physDev with the X drawable of the pbuffer.
*/
HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *physDev, HPBUFFERARB hPbuffer)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return NULL;
}
/* The function wglGetPbufferDCARB returns a DC to which the pbuffer can be connected.
* All formats in our pixelformat list are compatible with each other and the main drawable. */
physDev->current_pf = object->pixelFormat;
physDev->drawable = object->drawable;
TRACE("(%p)->(%p)\n", hPbuffer, physDev->hdc);
return physDev->hdc;
}
/**
* X11DRV_wglQueryPbufferARB
*
* WGL_ARB_pbuffer: wglQueryPbufferARB
*/
static GLboolean WINAPI X11DRV_wglQueryPbufferARB(HPBUFFERARB hPbuffer, int iAttribute, int *piValue)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
TRACE("(%p, 0x%x, %p)\n", hPbuffer, iAttribute, piValue);
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
switch (iAttribute) {
case WGL_PBUFFER_WIDTH_ARB:
pglXQueryDrawable(object->display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
break;
case WGL_PBUFFER_HEIGHT_ARB:
pglXQueryDrawable(object->display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
break;
case WGL_PBUFFER_LOST_ARB:
FIXME("unsupported WGL_PBUFFER_LOST_ARB (need glXSelectEvent/GLX_DAMAGED work)\n");
break;
case WGL_TEXTURE_FORMAT_ARB:
if (use_render_texture_ati) {
unsigned int tmp;
int type = WGL_NO_TEXTURE_ARB;
pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_FORMAT_ATI, &tmp);
switch (tmp) {
case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
case GLX_TEXTURE_RGB_ATI: type = WGL_TEXTURE_RGB_ARB; break ;
case GLX_TEXTURE_RGBA_ATI: type = WGL_TEXTURE_RGBA_ARB; break ;
}
*piValue = type;
} else {
if (!object->use_render_texture) {
*piValue = WGL_NO_TEXTURE_ARB;
} else {
if (!use_render_texture_emulation) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (GL_RGBA == object->use_render_texture) {
*piValue = WGL_TEXTURE_RGBA_ARB;
} else {
*piValue = WGL_TEXTURE_RGB_ARB;
}
}
}
break;
case WGL_TEXTURE_TARGET_ARB:
if (use_render_texture_ati) {
unsigned int tmp;
int type = WGL_NO_TEXTURE_ARB;
pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_TARGET_ATI, &tmp);
switch (tmp) {
case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
case GLX_TEXTURE_CUBE_MAP_ATI: type = WGL_TEXTURE_CUBE_MAP_ARB; break ;
case GLX_TEXTURE_1D_ATI: type = WGL_TEXTURE_1D_ARB; break ;
case GLX_TEXTURE_2D_ATI: type = WGL_TEXTURE_2D_ARB; break ;
}
*piValue = type;
} else {
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_CUBE_MAP_ARB; break;
case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_1D_ARB; break;
case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_2D_ARB; break;
}
}
}
break;
case WGL_MIPMAP_TEXTURE_ARB:
if (use_render_texture_ati) {
pglXQueryDrawable(object->display, object->drawable, GLX_MIPMAP_TEXTURE_ATI, (unsigned int*) piValue);
} else {
*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 WINAPI X11DRV_wglReleasePbufferDCARB(HPBUFFERARB hPbuffer, HDC hdc)
{
TRACE("(%p, %p)\n", hPbuffer, hdc);
DeleteDC(hdc);
return 0;
}
/**
* X11DRV_wglSetPbufferAttribARB
*
* WGL_ARB_pbuffer: wglSetPbufferAttribARB
*/
static GLboolean WINAPI X11DRV_wglSetPbufferAttribARB(HPBUFFERARB hPbuffer, const int *piAttribList)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
WARN("(%p, %p): alpha-testing, report any problem\n", hPbuffer, piAttribList);
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (!object->use_render_texture) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
return GL_TRUE;
}
if (NULL != pglXDrawableAttribARB) {
if (use_render_texture_ati) {
FIXME("Need conversion for GLX_ATI_render_texture\n");
}
return pglXDrawableAttribARB(object->display, object->drawable, piAttribList);
}
return GL_FALSE;
}
/**
* X11DRV_wglChoosePixelFormatARB
*
* WGL_ARB_pixel_format: wglChoosePixelFormatARB
*/
static GLboolean WINAPI 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;
UINT it;
int fmt_id;
GLXFBConfig* cfgs_fmt = NULL;
int nCfgs_fmt = 0;
int fmt = 0;
int pfmt_it = 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);
/* 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;
}
/* Get a list of all FB configurations */
cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
if (NULL == cfgs_fmt) {
ERR("Failed to get All FB Configs\n");
XFree(cfgs);
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 (it = 0; pfmt_it < nMaxFormats && it < nCfgs; ++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);
if(!fmt)
continue;
piFormats[pfmt_it] = fmt;
TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d/%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it], nCfgs_fmt);
pfmt_it++;
}
*nNumFormats = pfmt_it;
/** free list */
XFree(cfgs);
XFree(cfgs_fmt);
return GL_TRUE;
}
/**
* X11DRV_wglGetPixelFormatAttribivARB
*
* WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
*/
static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribivARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues)
{
UINT i;
GLXFBConfig* cfgs = NULL;
GLXFBConfig curCfg = NULL;
int nCfgs = 0;
int hTest;
int tmp;
int curGLXAttr = 0;
int nWGLFormats = 0;
int fmt_index = 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;
}
cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
if (NULL == cfgs) {
ERR("no FB Configs found for display(%p)\n", gdi_display);
return GL_FALSE;
}
/* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supoprted.
* We don't have to fail yet as a program can specify an invaled 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. */
if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &nWGLFormats)) {
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 (nCfgs < iPixelFormat || 0 >= iPixelFormat) goto pix_error;
curCfg = cfgs[iPixelFormat - 1];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
if (hTest) goto get_error;
switch (tmp) {
case GLX_NONE: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
case GLX_SLOW_CONFIG: piValues[i] = WGL_NO_ACCELERATION_ARB; break;
case GLX_NON_CONFORMANT_CONFIG: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
default:
ERR("unexpected Config Caveat(%x)\n", tmp);
piValues[i] = WGL_NO_ACCELERATION_ARB;
}
continue;
case WGL_TRANSPARENT_ARB:
curGLXAttr = GLX_TRANSPARENT_TYPE;
/* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
* supported WGLFormats and also check if the GLX fmt_index is valid. */
if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
curCfg = cfgs[fmt_index];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, 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;
/* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
* supported WGLFormats and also check if the GLX fmt_index is valid. */
if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
curCfg = cfgs[fmt_index];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, 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 {
ERR("unexpected RenderType(%x)\n", tmp);
piValues[i] = WGL_TYPE_RGBA_ARB;
}
continue;
case WGL_COLOR_BITS_ARB:
/** see ConvertAttribWGLtoGLX for explain */
/* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
* supported WGLFormats and also check if the GLX fmt_index is valid. */
if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
curCfg = cfgs[fmt_index];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_BUFFER_SIZE, piValues + i);
if (hTest) goto get_error;
TRACE("WGL_COLOR_BITS_ARB: GLX_BUFFER_SIZE = %d\n", piValues[i]);
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_ALPHA_SIZE, &tmp);
if (hTest) goto get_error;
TRACE("WGL_COLOR_BITS_ARB: GLX_ALPHA_SIZE = %d\n", tmp);
piValues[i] = piValues[i] - tmp;
continue;
case WGL_BIND_TO_TEXTURE_RGB_ARB:
if (use_render_texture_ati) {
curGLXAttr = GLX_BIND_TO_TEXTURE_RGB_ATI;
break;
}
case WGL_BIND_TO_TEXTURE_RGBA_ARB:
if (use_render_texture_ati) {
curGLXAttr = GLX_BIND_TO_TEXTURE_RGBA_ATI;
break;
}
if (!use_render_texture_emulation) {
piValues[i] = GL_FALSE;
continue;
}
curGLXAttr = GLX_RENDER_TYPE;
/* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
* supported WGLFormats and also check if the GLX fmt_index is valid. */
if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
curCfg = cfgs[fmt_index];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
if (hTest) goto get_error;
if (GLX_COLOR_INDEX_BIT == tmp) {
piValues[i] = GL_FALSE;
continue;
}
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, 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:
case WGL_DRAW_TO_WINDOW_ARB:
case WGL_DRAW_TO_BITMAP_ARB:
/* We only supported a limited number of formats right now which are all renderable by X 'GLX_X_RENDERABLE' */
piValues[i] = GL_TRUE;
continue;
case WGL_DRAW_TO_PBUFFER_ARB:
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_DRAWABLE_TYPE, &tmp);
if (hTest) goto get_error;
piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
continue;
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;
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) {
/* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
* supported WGLFormats and also check if the GLX fmt_index is valid. */
if((iPixelFormat > 0) && ((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs))) goto pix_error;
curCfg = cfgs[fmt_index];
hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, 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);
XFree(cfgs);
return GL_FALSE;
pix_error:
ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nCfgs);
XFree(cfgs);
return GL_FALSE;
}
/**
* X11DRV_wglGetPixelFormatAttribfvARB
*
* WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
*/
static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribfvARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues)
{
int *attr;
int ret;
int 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; i<nAttributes;i++) {
pfValues[i] = attr[i];
}
}
HeapFree(GetProcessHeap(), 0, attr);
return ret;
}
/**
* X11DRV_wglBindTexImageARB
*
* WGL_ARB_render_texture: wglBindTexImageARB
*/
static GLboolean WINAPI X11DRV_wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
TRACE("(%p, %d)\n", hPbuffer, iBuffer);
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (!object->use_render_texture) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
/* Disable WGL_ARB_render_texture support until it is implemented properly
* using pbuffers or FBOs */
#if 0
if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
int do_init = 0;
GLint prev_binded_tex;
pglGetIntegerv(object->texture_target, &prev_binded_tex);
if (NULL == object->render_ctx) {
object->render_hdc = X11DRV_wglGetPbufferDCARB(hPbuffer);
/* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
object->render_ctx = wglCreateContext(object->render_hdc);
do_init = 1;
}
object->prev_hdc = wglGetCurrentDC();
object->prev_ctx = wglGetCurrentContext();
/* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
wglMakeCurrent(object->render_hdc, object->render_ctx);
/*
if (do_init) {
glBindTexture(object->texture_target, object->texture);
if (GL_RGBA == object->use_render_texture) {
glTexImage2D(object->texture_target, 0, GL_RGBA8, object->width, object->height, 0, GL_RGBA, GL_FLOAT, NULL);
} else {
glTexImage2D(object->texture_target, 0, GL_RGB8, object->width, object->height, 0, GL_RGB, GL_FLOAT, NULL);
}
}
*/
object->texture = prev_binded_tex;
return GL_TRUE;
}
#endif
if (NULL != pglXBindTexImageARB) {
return pglXBindTexImageARB(object->display, object->drawable, iBuffer);
}
return GL_FALSE;
}
/**
* X11DRV_wglReleaseTexImageARB
*
* WGL_ARB_render_texture: wglReleaseTexImageARB
*/
static GLboolean WINAPI X11DRV_wglReleaseTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
{
Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
TRACE("(%p, %d)\n", hPbuffer, iBuffer);
if (NULL == object) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (!object->use_render_texture) {
SetLastError(ERROR_INVALID_HANDLE);
return GL_FALSE;
}
if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
/*
GLint prev_binded_tex;
glGetIntegerv(object->texture_target, &prev_binded_tex);
if (GL_TEXTURE_1D == object->texture_target) {
glCopyTexSubImage1D(object->texture_target, object->texture_level, 0, 0, 0, object->width);
} else {
glCopyTexSubImage2D(object->texture_target, object->texture_level, 0, 0, 0, 0, object->width, object->height);
}
glBindTexture(object->texture_target, prev_binded_tex);
SwapBuffers(object->render_hdc);
*/
pglBindTexture(object->texture_target, object->texture);
if (GL_TEXTURE_1D == object->texture_target) {
pglCopyTexSubImage1D(object->texture_target, object->texture_level, 0, 0, 0, object->width);
} else {
pglCopyTexSubImage2D(object->texture_target, object->texture_level, 0, 0, 0, 0, object->width, object->height);
}
/* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
wglMakeCurrent(object->prev_hdc, object->prev_ctx);
return GL_TRUE;
}
if (NULL != pglXReleaseTexImageARB) {
return pglXReleaseTexImageARB(object->display, object->drawable, iBuffer);
}
return GL_FALSE;
}
/**
* X11DRV_wglGetExtensionsStringEXT
*
* WGL_EXT_extensions_string: wglGetExtensionsStringEXT
*/
static const char * WINAPI X11DRV_wglGetExtensionsStringEXT(void) {
TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
return WineGLInfo.wglExtensions;
}
/**
* X11DRV_wglGetSwapIntervalEXT
*
* WGL_EXT_swap_control: wglGetSwapIntervalEXT
*/
static int WINAPI X11DRV_wglGetSwapIntervalEXT(VOID) {
FIXME("(),stub!\n");
return swap_interval;
}
/**
* X11DRV_wglSwapIntervalEXT
*
* WGL_EXT_swap_control: wglSwapIntervalEXT
*/
static BOOL WINAPI X11DRV_wglSwapIntervalEXT(int interval) {
TRACE("(%d)\n", interval);
swap_interval = interval;
if (NULL != pglXSwapIntervalSGI) {
return 0 == pglXSwapIntervalSGI(interval);
}
WARN("(): GLX_SGI_swap_control extension seems not supported\n");
return TRUE;
}
/**
* X11DRV_wglAllocateMemoryNV
*
* WGL_NV_vertex_array_range: wglAllocateMemoryNV
*/
static void* WINAPI X11DRV_wglAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority) {
TRACE("(%d, %f, %f, %f)\n", size, readfreq, writefreq, priority );
if (pglXAllocateMemoryNV == NULL)
return NULL;
return pglXAllocateMemoryNV(size, readfreq, writefreq, priority);
}
/**
* X11DRV_wglFreeMemoryNV
*
* WGL_NV_vertex_array_range: wglFreeMemoryNV
*/
static void WINAPI X11DRV_wglFreeMemoryNV(GLvoid* pointer) {
TRACE("(%p)\n", pointer);
if (pglXFreeMemoryNV == NULL)
return;
pglXFreeMemoryNV(pointer);
}
/**
* 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 BOOL glxRequireExtension(const char *requiredExtension)
{
if (strstr(WineGLInfo.glxClientExtensions, requiredExtension) == NULL) {
return FALSE;
}
return TRUE;
}
static BOOL register_extension(const WineGLExtension * ext)
{
int i;
assert( WineGLExtensionListSize < MAX_EXTENSIONS );
WineGLExtensionList[WineGLExtensionListSize++] = ext;
strcat(WineGLInfo.wglExtensions, " ");
strcat(WineGLInfo.wglExtensions, ext->extName);
TRACE("'%s'\n", ext->extName);
for (i = 0; ext->extEntryPoints[i].funcName; ++i)
TRACE(" - '%s'\n", ext->extEntryPoints[i].funcName);
return TRUE;
}
static const WineGLExtension WGL_internal_functions =
{
"",
{
{ "wglDisable", X11DRV_wglDisable },
{ "wglEnable", X11DRV_wglEnable },
{ "wglGetIntegerv", X11DRV_wglGetIntegerv },
{ "wglIsEnabled", X11DRV_wglIsEnabled },
{ "wglScissor", X11DRV_wglScissor },
{ "wglViewport", X11DRV_wglViewport },
}
};
static const WineGLExtension WGL_ARB_extensions_string =
{
"WGL_ARB_extensions_string",
{
{ "wglGetExtensionsStringARB", X11DRV_wglGetExtensionsStringARB },
}
};
static const WineGLExtension WGL_ARB_make_current_read =
{
"WGL_ARB_make_current_read",
{
{ "wglGetCurrentReadDCARB", X11DRV_wglGetCurrentReadDCARB },
{ "wglMakeContextCurrentARB", X11DRV_wglMakeContextCurrentARB },
}
};
static const WineGLExtension WGL_ARB_multisample =
{
"WGL_ARB_multisample",
};
static const WineGLExtension WGL_ARB_pbuffer =
{
"WGL_ARB_pbuffer",
{
{ "wglCreatePbufferARB", X11DRV_wglCreatePbufferARB },
{ "wglDestroyPbufferARB", X11DRV_wglDestroyPbufferARB },
{ "wglGetPbufferDCARB", X11DRV_wglGetPbufferDCARB },
{ "wglQueryPbufferARB", X11DRV_wglQueryPbufferARB },
{ "wglReleasePbufferDCARB", X11DRV_wglReleasePbufferDCARB },
{ "wglSetPbufferAttribARB", X11DRV_wglSetPbufferAttribARB },
}
};
static const WineGLExtension WGL_ARB_pixel_format =
{
"WGL_ARB_pixel_format",
{
{ "wglChoosePixelFormatARB", X11DRV_wglChoosePixelFormatARB },
{ "wglGetPixelFormatAttribfvARB", X11DRV_wglGetPixelFormatAttribfvARB },
{ "wglGetPixelFormatAttribivARB", X11DRV_wglGetPixelFormatAttribivARB },
}
};
static const WineGLExtension WGL_ARB_render_texture =
{
"WGL_ARB_render_texture",
{
{ "wglBindTexImageARB", X11DRV_wglBindTexImageARB },
{ "wglReleaseTexImageARB", X11DRV_wglReleaseTexImageARB },
}
};
static const WineGLExtension WGL_EXT_extensions_string =
{
"WGL_EXT_extensions_string",
{
{ "wglGetExtensionsStringEXT", X11DRV_wglGetExtensionsStringEXT },
}
};
static const WineGLExtension WGL_EXT_swap_control =
{
"WGL_EXT_swap_control",
{
{ "wglSwapIntervalEXT", X11DRV_wglSwapIntervalEXT },
{ "wglGetSwapIntervalEXT", X11DRV_wglGetSwapIntervalEXT },
}
};
static const WineGLExtension WGL_NV_vertex_array_range =
{
"WGL_NV_vertex_array_range",
{
{ "wglAllocateMemoryNV", X11DRV_wglAllocateMemoryNV },
{ "wglFreeMemoryNV", X11DRV_wglFreeMemoryNV },
}
};
/**
* X11DRV_WineGL_LoadExtensions
*/
static void X11DRV_WineGL_LoadExtensions(void)
{
WineGLInfo.wglExtensions[0] = 0;
/* Load Wine internal functions */
register_extension(&WGL_internal_functions);
/* ARB Extensions */
register_extension(&WGL_ARB_extensions_string);
if (glxRequireVersion(3))
register_extension(&WGL_ARB_make_current_read);
if (glxRequireExtension("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.
* All display drivers except for Nvidia's use the GLX module from Xfree86/Xorg which only
* supports GLX 1.2. The endresult is that only Nvidia's drivers support pbuffers.
*
* The only other drive which has pbuffer support is Ati's FGLRX driver. They provide clientside GLX 1.3 support
* without support in the X-server (which other Mesa based drivers require).
*
* Support pbuffers when the GLX version is 1.3 and GLX_SGIX_pbuffer is available. Further pbuffers can
* also be supported when GLX_ATI_render_texture is available. This extension depends on pbuffers, so when it
* is available pbuffers must be available too. */
if ( (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer")) || glxRequireExtension("GLX_ATI_render_texture"))
register_extension(&WGL_ARB_pbuffer);
register_extension(&WGL_ARB_pixel_format);
if (glxRequireExtension("GLX_ATI_render_texture") ||
glxRequireExtension("GLX_ARB_render_texture"))
register_extension(&WGL_ARB_render_texture);
/* EXT Extensions */
register_extension(&WGL_EXT_extensions_string);
if (glxRequireExtension("GLX_SGI_swap_control"))
register_extension(&WGL_EXT_swap_control);
/* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
if(strstr(WineGLInfo.glExtensions, "GL_NV_vertex_array_range") != NULL)
register_extension(&WGL_NV_vertex_array_range);
}
static XID create_glxpixmap(X11DRV_PDEVICE *physDev)
{
GLXPixmap ret;
XVisualInfo *vis;
XVisualInfo template;
int num;
wine_tsx11_lock();
/* Retrieve the visualid from our main visual which is the only visual we can use */
template.visualid = XVisualIDFromVisual(visual);
vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
ret = pglXCreateGLXPixmap(gdi_display, vis, physDev->bitmap->pixmap);
XFree(vis);
wine_tsx11_unlock();
TRACE("return %lx\n", ret);
return ret;
}
Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
{
Drawable ret;
if(physDev->bitmap)
{
if (physDev->bitmap->hbitmap == BITMAP_stock_phys_bitmap.hbitmap)
ret = physDev->drawable; /* PBuffer */
else
{
if(!physDev->bitmap->glxpixmap)
physDev->bitmap->glxpixmap = create_glxpixmap(physDev);
ret = physDev->bitmap->glxpixmap;
}
}
else
ret = physDev->drawable;
return ret;
}
BOOL destroy_glxpixmap(XID glxpixmap)
{
wine_tsx11_lock();
pglXDestroyGLXPixmap(gdi_display, glxpixmap);
wine_tsx11_unlock();
return TRUE;
}
/**
* X11DRV_SwapBuffers
*
* Swap the buffers of this DC
*/
BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
{
GLXDrawable drawable;
if (!has_opengl()) {
ERR("No libGL on this box - disabling OpenGL support !\n");
return 0;
}
TRACE_(opengl)("(%p)\n", physDev);
drawable = get_glxdrawable(physDev);
wine_tsx11_lock();
pglXSwapBuffers(gdi_display, drawable);
wine_tsx11_unlock();
/* FPS support */
if (TRACE_ON(fps))
{
static long prev_time, frames;
DWORD time = GetTickCount();
frames++;
/* every 1.5 seconds */
if (time - prev_time > 1500) {
TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
prev_time = time;
frames = 0;
}
}
return TRUE;
}
/***********************************************************************
* X11DRV_setup_opengl_visual
*
* Setup the default visual used for OpenGL and Direct3D, and the desktop
* window (if it exists). If OpenGL isn't available, the visual is simply
* set to the default visual for the display
*/
XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
{
XVisualInfo *visual = NULL;
/* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support, */
int dblBuf[] = {GLX_RGBA,GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_DOUBLEBUFFER, None};
if (!has_opengl()) return NULL;
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf);
wine_tsx11_unlock();
if (visual == NULL) {
/* fallback to 16 bits depth, no alpha */
int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, GLX_DOUBLEBUFFER, None};
WARN("Failed to get a visual with at least 24 bits depth\n");
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
wine_tsx11_unlock();
if (visual == NULL) {
/* fallback to no stencil */
int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_DOUBLEBUFFER, None};
WARN("Failed to get a visual with at least 8 bits of stencil\n");
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
wine_tsx11_unlock();
if (visual == NULL) {
/* This should only happen if we cannot find a match with a depth size 16 */
FIXME("Failed to find a suitable visual\n");
return visual;
}
}
}
TRACE("Visual ID %lx Chosen\n",visual->visualid);
return visual;
}
#else /* no OpenGL includes */
/***********************************************************************
* ChoosePixelFormat (X11DRV.@)
*/
int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
const PIXELFORMATDESCRIPTOR *ppfd) {
ERR("No OpenGL support compiled in.\n");
return 0;
}
/***********************************************************************
* DescribePixelFormat (X11DRV.@)
*/
int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
int iPixelFormat,
UINT nBytes,
PIXELFORMATDESCRIPTOR *ppfd) {
ERR("No OpenGL support compiled in.\n");
return 0;
}
/***********************************************************************
* GetPixelFormat (X11DRV.@)
*/
int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
ERR("No OpenGL support compiled in.\n");
return 0;
}
/***********************************************************************
* SetPixelFormat (X11DRV.@)
*/
BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
int iPixelFormat,
const PIXELFORMATDESCRIPTOR *ppfd) {
ERR("No OpenGL support compiled in.\n");
return FALSE;
}
/***********************************************************************
* SwapBuffers (X11DRV.@)
*/
BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglCreateContext
*
* For OpenGL32 wglCreateContext.
*/
HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return NULL;
}
/**
* X11DRV_wglDeleteContext
*
* For OpenGL32 wglDeleteContext.
*/
BOOL X11DRV_wglDeleteContext(HGLRC hglrc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglGetProcAddress
*
* For OpenGL32 wglGetProcAddress.
*/
PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return NULL;
}
HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *hDevice, void *hPbuffer)
{
ERR_(opengl)("No OpenGL support compiled in.\n");
return NULL;
}
BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglMakeCurrent
*
* For OpenGL32 wglMakeCurrent.
*/
BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglShareLists
*
* For OpenGL32 wglShaderLists.
*/
BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglUseFontBitmapsA
*
* For OpenGL32 wglUseFontBitmapsA.
*/
BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
{
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
/**
* X11DRV_wglUseFontBitmapsW
*
* For OpenGL32 wglUseFontBitmapsW.
*/
BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
{
ERR_(opengl)("No OpenGL support compiled in.\n");
return FALSE;
}
XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
{
return NULL;
}
Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
{
return 0;
}
BOOL destroy_glxpixmap(XID glxpixmap)
{
return FALSE;
}
#endif /* defined(HAVE_OPENGL) */
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