1162 lines
39 KiB
C
1162 lines
39 KiB
C
/* Window-specific OpenGL functions implementation.
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*
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* Copyright (c) 1999 Lionel Ulmer
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* Copyright (c) 2005 Raphael Junqueira
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "winreg.h"
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#include "wingdi.h"
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#include "winternl.h"
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#include "winnt.h"
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#include "wgl_ext.h"
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#include "opengl_ext.h"
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#ifdef HAVE_GL_GLU_H
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#undef far
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#undef near
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#include <GL/glu.h>
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#endif
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#include "wine/library.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wgl);
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WINE_DECLARE_DEBUG_CHANNEL(opengl);
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typedef struct wine_glx_s {
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unsigned version;
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/** SGIX / 1.3 */
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GLXFBConfig* (*p_glXChooseFBConfig) (Display *dpy, int screen, const int *attrib_list, int *nelements);
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int (*p_glXGetFBConfigAttrib) (Display *dpy, GLXFBConfig config, int attribute, int *value);
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XVisualInfo* (*p_glXGetVisualFromFBConfig) (Display *dpy, GLXFBConfig config);
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/** 1.3 */
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GLXFBConfig* (*p_glXGetFBConfigs) (Display *dpy, int screen, int *nelements);
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void (*p_glXQueryDrawable) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
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Bool (*p_glXMakeContextCurrent) (Display *, GLXDrawable, GLXDrawable, GLXContext);
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} wine_glx_t;
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typedef struct wine_wgl_s {
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HGLRC WINAPI (*p_wglCreateContext)(HDC hdc);
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BOOL WINAPI (*p_wglDeleteContext)(HGLRC hglrc);
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HGLRC WINAPI (*p_wglGetCurrentContext)(void);
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HDC WINAPI (*p_wglGetCurrentDC)(void);
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HDC WINAPI (*p_wglGetCurrentReadDCARB)(void);
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BOOL WINAPI (*p_wglMakeCurrent)(HDC hdc, HGLRC hglrc);
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BOOL WINAPI (*p_wglMakeContextCurrentARB)(HDC hDrawDC, HDC hReadDC, HGLRC hglrc);
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BOOL WINAPI (*p_wglShareLists)(HGLRC hglrc1, HGLRC hglrc2);
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void WINAPI (*p_wglGetIntegerv)(GLenum pname, GLint* params);
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} wine_wgl_t;
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/** global glx object */
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static wine_glx_t wine_glx;
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/** global wgl object */
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static wine_wgl_t wine_wgl;
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/* x11drv GDI escapes */
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#define X11DRV_ESCAPE 6789
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enum x11drv_escape_codes
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{
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X11DRV_GET_DISPLAY, /* get X11 display for a DC */
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X11DRV_GET_DRAWABLE, /* get current drawable for a DC */
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X11DRV_GET_FONT, /* get current X font for a DC */
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X11DRV_SET_DRAWABLE, /* set current drawable for a DC */
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X11DRV_START_EXPOSURES, /* start graphics exposures */
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X11DRV_END_EXPOSURES, /* end graphics exposures */
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X11DRV_GET_DCE, /* get the DCE pointer */
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X11DRV_SET_DCE, /* set the DCE pointer */
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X11DRV_GET_GLX_DRAWABLE, /* get current glx drawable for a DC */
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X11DRV_SYNC_PIXMAP /* sync the dibsection to its pixmap */
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};
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void (*wine_tsx11_lock_ptr)(void) = NULL;
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void (*wine_tsx11_unlock_ptr)(void) = NULL;
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static GLXContext default_cx = NULL;
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static Display *default_display; /* display to use for default context */
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static HMODULE opengl32_handle;
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static glXGetProcAddressARB_t p_glXGetProcAddressARB = NULL;
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static char internal_gl_disabled_extensions[512];
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static char* internal_gl_extensions = NULL;
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typedef struct wine_glcontext {
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HDC hdc;
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Display *display;
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XVisualInfo *vis;
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GLXFBConfig fb_conf;
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GLXContext ctx;
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BOOL do_escape;
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struct wine_glcontext *next;
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struct wine_glcontext *prev;
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} Wine_GLContext;
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void enter_gl(void)
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{
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Wine_GLContext *curctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
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if (curctx && curctx->do_escape)
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{
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enum x11drv_escape_codes escape = X11DRV_SYNC_PIXMAP;
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ExtEscape(curctx->hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape, 0, NULL);
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}
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wine_tsx11_lock_ptr();
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return;
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}
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/* retrieve the X display to use on a given DC */
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inline static Display *get_display( HDC hdc )
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{
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Display *display;
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enum x11drv_escape_codes escape = X11DRV_GET_DISPLAY;
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if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
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sizeof(display), (LPSTR)&display )) display = NULL;
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return display;
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}
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/* retrieve the X font to use on a given DC */
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inline static Font get_font( HDC hdc )
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{
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Font font;
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enum x11drv_escape_codes escape = X11DRV_GET_FONT;
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if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
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sizeof(font), (LPSTR)&font )) font = 0;
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return font;
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}
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/* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
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* In our WGL implementation we only support a subset of these formats namely the format of
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* Wine's main visual and offscreen formats (if they are available).
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* This function converts a WGL format to its corresponding GLX one. It returns the index (zero-based)
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* into the GLX FB config table and it returns the number of supported WGL formats in fmt_count.
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*/
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BOOL ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, int *fmt_index, int *fmt_count)
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{
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int res = FALSE;
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int i = 0;
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GLXFBConfig* cfgs = NULL;
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int nCfgs = 0;
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int tmp_fmt_id = 0;
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int tmp_vis_id = 0;
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int nFormats = 1; /* Start at 1 as we always have a main visual */
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VisualID visualid = 0;
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/* Request to look up the format of the main visual when iPixelFormat = 1 */
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if(iPixelFormat == 1) visualid = (VisualID)GetPropA( GetDesktopWindow(), "__wine_x11_visual_id" );
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/* As mentioned in various parts of the code only the format of the main visual can be used for onscreen rendering.
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* Next to this format there are also so called offscreen rendering formats (used for pbuffers) which can be supported
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* because they don't need a visual. Below we use glXGetFBConfigs instead of glXChooseFBConfig to enumerate the fb configurations
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* bas this call lists both types of formats instead of only onscreen ones. */
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cfgs = wine_glx.p_glXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
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if (NULL == cfgs || 0 == nCfgs) {
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ERR("glXChooseFBConfig returns NULL\n");
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if(cfgs != NULL) XFree(cfgs);
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return FALSE;
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}
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/* Find the requested offscreen format and count the number of offscreen formats */
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for(i=0; i<nCfgs; i++) {
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wine_glx.p_glXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
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wine_glx.p_glXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
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/* We are looking up the GLX index of our main visual and have found it :) */
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if(iPixelFormat == 1 && visualid == tmp_vis_id) {
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*fmt_index = i;
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TRACE("Found FBCONFIG_ID 0x%x at index %d for VISUAL_ID 0x%x\n", tmp_fmt_id, *fmt_index, tmp_vis_id);
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res = TRUE;
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}
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/* We found an offscreen rendering format :) */
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else if(tmp_vis_id == 0) {
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nFormats++;
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TRACE("Checking offscreen format FBCONFIG_ID 0x%x at index %d\n", tmp_fmt_id, i);
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if(iPixelFormat == nFormats) {
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*fmt_index = i;
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TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", tmp_fmt_id, iPixelFormat, i);
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res = TRUE;
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}
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}
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}
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*fmt_count = nFormats;
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TRACE("Number of offscreen formats: %d; returning index: %d\n", *fmt_count, *fmt_index);
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if(cfgs != NULL) XFree(cfgs);
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return res;
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}
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/***********************************************************************
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* wglCreateContext (OPENGL32.@)
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*/
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HGLRC WINAPI wglCreateContext(HDC hdc)
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{
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TRACE("(%p)\n", hdc);
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return wine_wgl.p_wglCreateContext(hdc);
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}
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/***********************************************************************
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* wglCreateLayerContext (OPENGL32.@)
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*/
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HGLRC WINAPI wglCreateLayerContext(HDC hdc,
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int iLayerPlane) {
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TRACE("(%p,%d)\n", hdc, iLayerPlane);
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if (iLayerPlane == 0) {
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return wglCreateContext(hdc);
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}
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FIXME(" no handler for layer %d\n", iLayerPlane);
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return NULL;
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}
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/***********************************************************************
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* wglCopyContext (OPENGL32.@)
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*/
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BOOL WINAPI wglCopyContext(HGLRC hglrcSrc,
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HGLRC hglrcDst,
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UINT mask) {
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FIXME("(%p,%p,%d)\n", hglrcSrc, hglrcDst, mask);
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return FALSE;
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}
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/***********************************************************************
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* wglDeleteContext (OPENGL32.@)
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*/
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BOOL WINAPI wglDeleteContext(HGLRC hglrc)
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{
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TRACE("(%p)\n", hglrc);
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return wine_wgl.p_wglDeleteContext(hglrc);
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}
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/***********************************************************************
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* wglDescribeLayerPlane (OPENGL32.@)
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*/
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BOOL WINAPI wglDescribeLayerPlane(HDC hdc,
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int iPixelFormat,
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int iLayerPlane,
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UINT nBytes,
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LPLAYERPLANEDESCRIPTOR plpd) {
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FIXME("(%p,%d,%d,%d,%p)\n", hdc, iPixelFormat, iLayerPlane, nBytes, plpd);
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return FALSE;
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}
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/***********************************************************************
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* wglGetCurrentContext (OPENGL32.@)
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*/
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HGLRC WINAPI wglGetCurrentContext(void) {
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TRACE("\n");
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return wine_wgl.p_wglGetCurrentContext();
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}
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/***********************************************************************
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* wglGetCurrentDC (OPENGL32.@)
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*/
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HDC WINAPI wglGetCurrentDC(void) {
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TRACE("\n");
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return wine_wgl.p_wglGetCurrentDC();
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}
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/***********************************************************************
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* wglGetLayerPaletteEntries (OPENGL32.@)
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*/
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int WINAPI wglGetLayerPaletteEntries(HDC hdc,
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int iLayerPlane,
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int iStart,
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int cEntries,
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const COLORREF *pcr) {
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FIXME("(): stub !\n");
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return 0;
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}
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/***********************************************************************
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* wglGetProcAddress (OPENGL32.@)
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*/
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static int compar(const void *elt_a, const void *elt_b) {
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return strcmp(((const OpenGL_extension *) elt_a)->name,
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((const OpenGL_extension *) elt_b)->name);
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}
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static int wgl_compar(const void *elt_a, const void *elt_b) {
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return strcmp(((const WGL_extension *) elt_a)->func_name,
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((const WGL_extension *) elt_b)->func_name);
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}
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PROC WINAPI wglGetProcAddress(LPCSTR lpszProc) {
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void *local_func;
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OpenGL_extension ext;
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const OpenGL_extension *ext_ret;
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TRACE("(%s)\n", lpszProc);
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/* First, look if it's not already defined in the 'standard' OpenGL functions */
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if ((local_func = GetProcAddress(opengl32_handle, lpszProc)) != NULL) {
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TRACE(" found function in 'standard' OpenGL functions (%p)\n", local_func);
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return local_func;
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}
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if (p_glXGetProcAddressARB == NULL) {
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ERR("Warning : dynamic GL extension loading not supported by native GL library.\n");
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return NULL;
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}
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/* After that, search in the thunks to find the real name of the extension */
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ext.name = lpszProc;
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ext_ret = (const OpenGL_extension *) bsearch(&ext, extension_registry,
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extension_registry_size, sizeof(OpenGL_extension), compar);
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if (ext_ret == NULL) {
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WGL_extension wgl_ext, *wgl_ext_ret;
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/* Try to find the function in the WGL extensions ... */
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wgl_ext.func_name = (char *) lpszProc;
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wgl_ext_ret = (WGL_extension *) bsearch(&wgl_ext, wgl_extension_registry,
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wgl_extension_registry_size, sizeof(WGL_extension), wgl_compar);
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if (wgl_ext_ret == NULL) {
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/* Some sanity checks :-) */
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ENTER_GL();
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local_func = p_glXGetProcAddressARB( (const GLubyte *) lpszProc);
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LEAVE_GL();
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if (local_func != NULL) {
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WARN("Extension %s defined in the OpenGL library but NOT in opengl_ext.c...\n", lpszProc);
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return NULL;
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}
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WARN("Did not find extension %s in either Wine or your OpenGL library.\n", lpszProc);
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return NULL;
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} else {
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void *ret = NULL;
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if (wgl_ext_ret->func_init != NULL) {
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const char *err_msg;
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if ((err_msg = wgl_ext_ret->func_init(p_glXGetProcAddressARB,
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wgl_ext_ret->context)) == NULL) {
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ret = wgl_ext_ret->func_address;
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} else {
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WARN("Error when getting WGL extension '%s' : %s.\n", debugstr_a(lpszProc), err_msg);
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return NULL;
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}
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} else {
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ret = wgl_ext_ret->func_address;
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}
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if (ret)
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TRACE(" returning WGL function (%p)\n", ret);
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return ret;
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}
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} else {
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const char *glx_name = ext_ret->glx_name ? ext_ret->glx_name : ext_ret->name;
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ENTER_GL();
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local_func = p_glXGetProcAddressARB( (const GLubyte*)glx_name);
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LEAVE_GL();
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/* After that, look at the extensions defined in the Linux OpenGL library */
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if (local_func == NULL) {
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char buf[256];
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void *ret = NULL;
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/* Remove the 3 last letters (EXT, ARB, ...).
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I know that some extensions have more than 3 letters (MESA, NV,
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INTEL, ...), but this is only a stop-gap measure to fix buggy
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OpenGL drivers (moreover, it is only useful for old 1.0 apps
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that query the glBindTextureEXT extension).
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*/
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memcpy(buf, glx_name, strlen(glx_name) - 3);
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buf[strlen(glx_name) - 3] = '\0';
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TRACE(" extension not found in the Linux OpenGL library, checking against libGL bug with %s..\n", buf);
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ret = GetProcAddress(opengl32_handle, buf);
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if (ret != NULL) {
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TRACE(" found function in main OpenGL library (%p) !\n", ret);
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} else {
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WARN("Did not find function %s (%s) in your OpenGL library !\n", lpszProc, glx_name);
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}
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return ret;
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} else {
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TRACE(" returning function (%p)\n", ext_ret->func);
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extension_funcs[ext_ret - extension_registry] = local_func;
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return ext_ret->func;
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}
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}
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}
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|
|
/***********************************************************************
|
|
* wglMakeCurrent (OPENGL32.@)
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*/
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BOOL WINAPI wglMakeCurrent(HDC hdc, HGLRC hglrc) {
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TRACE("hdc: (%p), hglrc: (%p)\n", hdc, hglrc);
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return wine_wgl.p_wglMakeCurrent(hdc, hglrc);
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}
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/***********************************************************************
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* wglMakeContextCurrentARB (OPENGL32.@)
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*/
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BOOL WINAPI wglMakeContextCurrentARB(HDC hDrawDC, HDC hReadDC, HGLRC hglrc)
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{
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TRACE("hDrawDC: (%p), hReadDC: (%p), hglrc: (%p)\n", hDrawDC, hReadDC, hglrc);
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return wine_wgl.p_wglMakeContextCurrentARB(hDrawDC, hReadDC, hglrc);
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}
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/***********************************************************************
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* wglGetCurrentReadDCARB (OPENGL32.@)
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*/
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HDC WINAPI wglGetCurrentReadDCARB(void)
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{
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TRACE("\n");
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return wine_wgl.p_wglGetCurrentReadDCARB();
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}
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/***********************************************************************
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* wglRealizeLayerPalette (OPENGL32.@)
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*/
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BOOL WINAPI wglRealizeLayerPalette(HDC hdc,
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int iLayerPlane,
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BOOL bRealize) {
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FIXME("()\n");
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return FALSE;
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}
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|
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/***********************************************************************
|
|
* wglSetLayerPaletteEntries (OPENGL32.@)
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*/
|
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int WINAPI wglSetLayerPaletteEntries(HDC hdc,
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int iLayerPlane,
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int iStart,
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int cEntries,
|
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const COLORREF *pcr) {
|
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FIXME("(): stub !\n");
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return 0;
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}
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|
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/***********************************************************************
|
|
* wglShareLists (OPENGL32.@)
|
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*/
|
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BOOL WINAPI wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
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TRACE("(%p, %p)\n", hglrc1, hglrc2);
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return wine_wgl.p_wglShareLists(hglrc1, hglrc2);
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}
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/***********************************************************************
|
|
* wglSwapLayerBuffers (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglSwapLayerBuffers(HDC hdc,
|
|
UINT fuPlanes) {
|
|
TRACE_(opengl)("(%p, %08x)\n", hdc, fuPlanes);
|
|
|
|
if (fuPlanes & WGL_SWAP_MAIN_PLANE) {
|
|
if (!SwapBuffers(hdc)) return FALSE;
|
|
fuPlanes &= ~WGL_SWAP_MAIN_PLANE;
|
|
}
|
|
|
|
if (fuPlanes) {
|
|
WARN("Following layers unhandled : %08x\n", fuPlanes);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
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;
|
|
|
|
ENTER_GL();
|
|
glGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
|
|
glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
|
|
LEAVE_GL();
|
|
|
|
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 : %ld\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 : (%ld , %ld)\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];
|
|
}
|
|
}
|
|
}
|
|
|
|
ENTER_GL();
|
|
glNewList(listBase++, GL_COMPILE);
|
|
if (needed_size != 0) {
|
|
glBitmap(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 */
|
|
glBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
|
|
}
|
|
glEndList();
|
|
LEAVE_GL();
|
|
}
|
|
|
|
ENTER_GL();
|
|
glPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
|
|
LEAVE_GL();
|
|
|
|
HeapFree(GetProcessHeap(), 0, bitmap);
|
|
HeapFree(GetProcessHeap(), 0, gl_bitmap);
|
|
return TRUE;
|
|
|
|
error:
|
|
ENTER_GL();
|
|
glPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
|
|
LEAVE_GL();
|
|
|
|
HeapFree(GetProcessHeap(), 0, bitmap);
|
|
HeapFree(GetProcessHeap(), 0, gl_bitmap);
|
|
return FALSE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglUseFontBitmapsA (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglUseFontBitmapsA(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase)
|
|
{
|
|
Font fid = get_font( hdc );
|
|
|
|
TRACE("(%p, %ld, %ld, %ld) using font %ld\n", hdc, first, count, listBase, fid);
|
|
|
|
if (fid == 0) {
|
|
return internal_wglUseFontBitmaps(hdc, first, count, listBase, GetGlyphOutlineA);
|
|
}
|
|
|
|
ENTER_GL();
|
|
/* I assume that the glyphs are at the same position for X and for Windows */
|
|
glXUseXFont(fid, first, count, listBase);
|
|
LEAVE_GL();
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglUseFontBitmapsW (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglUseFontBitmapsW(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase)
|
|
{
|
|
Font fid = get_font( hdc );
|
|
|
|
TRACE("(%p, %ld, %ld, %ld) using font %ld\n", hdc, first, count, listBase, fid);
|
|
|
|
if (fid == 0) {
|
|
return internal_wglUseFontBitmaps(hdc, first, count, listBase, GetGlyphOutlineW);
|
|
}
|
|
|
|
WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
|
|
|
|
ENTER_GL();
|
|
/* I assume that the glyphs are at the same position for X and for Windows */
|
|
glXUseXFont(fid, first, count, listBase);
|
|
LEAVE_GL();
|
|
return TRUE;
|
|
}
|
|
|
|
#ifdef HAVE_GL_GLU_H
|
|
|
|
static void fixed_to_double(POINTFX fixed, UINT em_size, GLdouble vertex[3])
|
|
{
|
|
vertex[0] = (fixed.x.value + (GLdouble)fixed.x.fract / (1 << 16)) / em_size;
|
|
vertex[1] = (fixed.y.value + (GLdouble)fixed.y.fract / (1 << 16)) / em_size;
|
|
vertex[2] = 0.0;
|
|
}
|
|
|
|
static void tess_callback_vertex(GLvoid *vertex)
|
|
{
|
|
GLdouble *dbl = vertex;
|
|
TRACE("%f, %f, %f\n", dbl[0], dbl[1], dbl[2]);
|
|
glVertex3dv(vertex);
|
|
}
|
|
|
|
static void tess_callback_begin(GLenum which)
|
|
{
|
|
TRACE("%d\n", which);
|
|
glBegin(which);
|
|
}
|
|
|
|
static void tess_callback_end(void)
|
|
{
|
|
TRACE("\n");
|
|
glEnd();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglUseFontOutlines_common
|
|
*/
|
|
BOOL WINAPI wglUseFontOutlines_common(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase,
|
|
FLOAT deviation,
|
|
FLOAT extrusion,
|
|
int format,
|
|
LPGLYPHMETRICSFLOAT lpgmf,
|
|
BOOL unicode)
|
|
{
|
|
UINT glyph;
|
|
const MAT2 identity = {{0,1},{0,0},{0,0},{0,1}};
|
|
GLUtesselator *tess;
|
|
LOGFONTW lf;
|
|
HFONT old_font, unscaled_font;
|
|
UINT em_size = 1024;
|
|
RECT rc;
|
|
|
|
TRACE("(%p, %ld, %ld, %ld, %f, %f, %d, %p, %s)\n", hdc, first, count,
|
|
listBase, deviation, extrusion, format, lpgmf, unicode ? "W" : "A");
|
|
|
|
|
|
ENTER_GL();
|
|
tess = gluNewTess();
|
|
if(tess)
|
|
{
|
|
gluTessCallback(tess, GLU_TESS_VERTEX, (_GLUfuncptr)tess_callback_vertex);
|
|
gluTessCallback(tess, GLU_TESS_BEGIN, (_GLUfuncptr)tess_callback_begin);
|
|
gluTessCallback(tess, GLU_TESS_END, tess_callback_end);
|
|
}
|
|
LEAVE_GL();
|
|
|
|
if(!tess) return FALSE;
|
|
|
|
GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf);
|
|
rc.left = rc.right = rc.bottom = 0;
|
|
rc.top = em_size;
|
|
DPtoLP(hdc, (POINT*)&rc, 2);
|
|
lf.lfHeight = -abs(rc.top - rc.bottom);
|
|
lf.lfOrientation = lf.lfEscapement = 0;
|
|
unscaled_font = CreateFontIndirectW(&lf);
|
|
old_font = SelectObject(hdc, unscaled_font);
|
|
|
|
for (glyph = first; glyph < first + count; glyph++)
|
|
{
|
|
DWORD needed;
|
|
GLYPHMETRICS gm;
|
|
BYTE *buf;
|
|
TTPOLYGONHEADER *pph;
|
|
TTPOLYCURVE *ppc;
|
|
GLdouble *vertices;
|
|
|
|
if(unicode)
|
|
needed = GetGlyphOutlineW(hdc, glyph, GGO_NATIVE, &gm, 0, NULL, &identity);
|
|
else
|
|
needed = GetGlyphOutlineA(hdc, glyph, GGO_NATIVE, &gm, 0, NULL, &identity);
|
|
|
|
if(needed == GDI_ERROR)
|
|
goto error;
|
|
|
|
buf = HeapAlloc(GetProcessHeap(), 0, needed);
|
|
vertices = HeapAlloc(GetProcessHeap(), 0, needed / sizeof(POINTFX) * 3 * sizeof(GLdouble));
|
|
|
|
if(unicode)
|
|
GetGlyphOutlineW(hdc, glyph, GGO_NATIVE, &gm, needed, buf, &identity);
|
|
else
|
|
GetGlyphOutlineA(hdc, glyph, GGO_NATIVE, &gm, needed, buf, &identity);
|
|
|
|
TRACE("glyph %d\n", glyph);
|
|
|
|
if(lpgmf)
|
|
{
|
|
lpgmf->gmfBlackBoxX = (float)gm.gmBlackBoxX / em_size;
|
|
lpgmf->gmfBlackBoxY = (float)gm.gmBlackBoxY / em_size;
|
|
lpgmf->gmfptGlyphOrigin.x = (float)gm.gmptGlyphOrigin.x / em_size;
|
|
lpgmf->gmfptGlyphOrigin.y = (float)gm.gmptGlyphOrigin.y / em_size;
|
|
lpgmf->gmfCellIncX = (float)gm.gmCellIncX / em_size;
|
|
lpgmf->gmfCellIncY = (float)gm.gmCellIncY / em_size;
|
|
|
|
TRACE("%fx%f at %f,%f inc %f,%f\n", lpgmf->gmfBlackBoxX, lpgmf->gmfBlackBoxY,
|
|
lpgmf->gmfptGlyphOrigin.x, lpgmf->gmfptGlyphOrigin.y, lpgmf->gmfCellIncX, lpgmf->gmfCellIncY);
|
|
lpgmf++;
|
|
}
|
|
|
|
ENTER_GL();
|
|
glNewList(listBase++, GL_COMPILE);
|
|
gluTessBeginPolygon(tess, NULL);
|
|
|
|
pph = (TTPOLYGONHEADER*)buf;
|
|
while((BYTE*)pph < buf + needed)
|
|
{
|
|
TRACE("\tstart %d, %d\n", pph->pfxStart.x.value, pph->pfxStart.y.value);
|
|
|
|
gluTessBeginContour(tess);
|
|
|
|
fixed_to_double(pph->pfxStart, em_size, vertices);
|
|
gluTessVertex(tess, vertices, vertices);
|
|
vertices += 3;
|
|
|
|
ppc = (TTPOLYCURVE*)((char*)pph + sizeof(*pph));
|
|
while((char*)ppc < (char*)pph + pph->cb)
|
|
{
|
|
int i;
|
|
|
|
switch(ppc->wType) {
|
|
case TT_PRIM_LINE:
|
|
for(i = 0; i < ppc->cpfx; i++)
|
|
{
|
|
TRACE("\t\tline to %d, %d\n", ppc->apfx[i].x.value, ppc->apfx[i].y.value);
|
|
fixed_to_double(ppc->apfx[i], em_size, vertices);
|
|
gluTessVertex(tess, vertices, vertices);
|
|
vertices += 3;
|
|
}
|
|
break;
|
|
|
|
case TT_PRIM_QSPLINE:
|
|
for(i = 0; i < ppc->cpfx/2; i++)
|
|
{
|
|
/* FIXME just connecting the control points for now */
|
|
TRACE("\t\tcurve %d,%d %d,%d\n",
|
|
ppc->apfx[i * 2].x.value, ppc->apfx[i * 3].y.value,
|
|
ppc->apfx[i * 2 + 1].x.value, ppc->apfx[i * 3 + 1].y.value);
|
|
fixed_to_double(ppc->apfx[i * 2], em_size, vertices);
|
|
gluTessVertex(tess, vertices, vertices);
|
|
vertices += 3;
|
|
fixed_to_double(ppc->apfx[i * 2 + 1], em_size, vertices);
|
|
gluTessVertex(tess, vertices, vertices);
|
|
vertices += 3;
|
|
}
|
|
break;
|
|
default:
|
|
ERR("\t\tcurve type = %d\n", ppc->wType);
|
|
gluTessEndContour(tess);
|
|
goto error_in_list;
|
|
}
|
|
|
|
ppc = (TTPOLYCURVE*)((char*)ppc + sizeof(*ppc) +
|
|
(ppc->cpfx - 1) * sizeof(POINTFX));
|
|
}
|
|
gluTessEndContour(tess);
|
|
pph = (TTPOLYGONHEADER*)((char*)pph + pph->cb);
|
|
}
|
|
|
|
error_in_list:
|
|
gluTessEndPolygon(tess);
|
|
glTranslated((GLdouble)gm.gmCellIncX / em_size, (GLdouble)gm.gmCellIncY / em_size, 0.0);
|
|
glEndList();
|
|
LEAVE_GL();
|
|
HeapFree(GetProcessHeap(), 0, buf);
|
|
HeapFree(GetProcessHeap(), 0, vertices);
|
|
}
|
|
|
|
error:
|
|
DeleteObject(SelectObject(hdc, old_font));
|
|
gluDeleteTess(tess);
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
#else /* HAVE_GL_GLU_H */
|
|
|
|
BOOL WINAPI wglUseFontOutlines_common(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase,
|
|
FLOAT deviation,
|
|
FLOAT extrusion,
|
|
int format,
|
|
LPGLYPHMETRICSFLOAT lpgmf,
|
|
BOOL unicode)
|
|
{
|
|
FIXME("Unable to compile in wglUseFontOutlines support without GL/glu.h\n");
|
|
return FALSE;
|
|
}
|
|
|
|
#endif /* HAVE_GL_GLU_H */
|
|
|
|
/***********************************************************************
|
|
* wglUseFontOutlinesA (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglUseFontOutlinesA(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase,
|
|
FLOAT deviation,
|
|
FLOAT extrusion,
|
|
int format,
|
|
LPGLYPHMETRICSFLOAT lpgmf)
|
|
{
|
|
return wglUseFontOutlines_common(hdc, first, count, listBase, deviation, extrusion, format, lpgmf, FALSE);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglUseFontOutlinesW (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglUseFontOutlinesW(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase,
|
|
FLOAT deviation,
|
|
FLOAT extrusion,
|
|
int format,
|
|
LPGLYPHMETRICSFLOAT lpgmf)
|
|
{
|
|
return wglUseFontOutlines_common(hdc, first, count, listBase, deviation, extrusion, format, lpgmf, TRUE);
|
|
}
|
|
|
|
const GLubyte * internal_glGetString(GLenum name) {
|
|
const char* GL_Extensions = NULL;
|
|
|
|
if (GL_EXTENSIONS != name) {
|
|
return glGetString(name);
|
|
}
|
|
|
|
if (NULL == internal_gl_extensions) {
|
|
GL_Extensions = (const char *) glGetString(GL_EXTENSIONS);
|
|
|
|
TRACE("GL_EXTENSIONS reported:\n");
|
|
if (NULL == GL_Extensions) {
|
|
ERR("GL_EXTENSIONS returns NULL\n");
|
|
return NULL;
|
|
} else {
|
|
size_t len = strlen(GL_Extensions);
|
|
internal_gl_extensions = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len + 2);
|
|
|
|
while (*GL_Extensions != 0x00) {
|
|
const char* Start = GL_Extensions;
|
|
char ThisExtn[256];
|
|
|
|
memset(ThisExtn, 0x00, sizeof(ThisExtn));
|
|
while (*GL_Extensions != ' ' && *GL_Extensions != 0x00) {
|
|
GL_Extensions++;
|
|
}
|
|
memcpy(ThisExtn, Start, (GL_Extensions - Start));
|
|
TRACE("- %s:", ThisExtn);
|
|
|
|
/* test if supported API is disabled by config */
|
|
if (NULL == strstr(internal_gl_disabled_extensions, ThisExtn)) {
|
|
strcat(internal_gl_extensions, " ");
|
|
strcat(internal_gl_extensions, ThisExtn);
|
|
TRACE(" active\n");
|
|
} else {
|
|
TRACE(" deactived (by config)\n");
|
|
}
|
|
|
|
if (*GL_Extensions == ' ') GL_Extensions++;
|
|
}
|
|
}
|
|
}
|
|
return (const GLubyte *) internal_gl_extensions;
|
|
}
|
|
|
|
void internal_glGetIntegerv(GLenum pname, GLint* params) {
|
|
TRACE("pname: 0x%x, params %p\n", pname, params);
|
|
glGetIntegerv(pname, params);
|
|
/* A few parameters like GL_DEPTH_BITS differ between WGL and GLX, the wglGetIntegerv helper function handles those */
|
|
wine_wgl.p_wglGetIntegerv(pname, params);
|
|
}
|
|
|
|
|
|
/* 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
|
|
|
|
static void wgl_initialize_glx(Display *display, int screen, glXGetProcAddressARB_t proc)
|
|
{
|
|
const char *server_glx_version = glXQueryServerString(display, screen, GLX_VERSION);
|
|
const char *client_glx_version = glXGetClientString(display, GLX_VERSION);
|
|
const char *glx_extensions = NULL;
|
|
BOOL glx_direct = glXIsDirect(display, default_cx);
|
|
|
|
memset(&wine_glx, 0, sizeof(wine_glx));
|
|
|
|
/* 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 version checks below try to take into account the comments from above.
|
|
*/
|
|
|
|
TRACE("Server GLX version: %s\n", server_glx_version);
|
|
TRACE("Client GLX version: %s\n", client_glx_version);
|
|
TRACE("Direct rendering eanbled: %s\n", glx_direct ? "True" : "False");
|
|
|
|
/* 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 ( (!glx_direct && !strcmp("1.2", server_glx_version)) || (glx_direct && !strcmp("1.2", client_glx_version)) ) {
|
|
wine_glx.version = 2;
|
|
} else {
|
|
wine_glx.version = 3;
|
|
}
|
|
|
|
/* 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(glx_direct)
|
|
glx_extensions = glXGetClientString(display, GLX_EXTENSIONS);
|
|
else
|
|
glx_extensions = glXQueryServerString(display, screen, GLX_EXTENSIONS);
|
|
|
|
if (2 < wine_glx.version) {
|
|
wine_glx.p_glXChooseFBConfig = proc( (const GLubyte *) "glXChooseFBConfig");
|
|
wine_glx.p_glXGetFBConfigAttrib = proc( (const GLubyte *) "glXGetFBConfigAttrib");
|
|
wine_glx.p_glXGetVisualFromFBConfig = proc( (const GLubyte *) "glXGetVisualFromFBConfig");
|
|
|
|
/*wine_glx.p_glXGetFBConfigs = proc( (const GLubyte *) "glXGetFBConfigs");*/
|
|
} else {
|
|
if (NULL != strstr(glx_extensions, "GLX_SGIX_fbconfig")) {
|
|
wine_glx.p_glXChooseFBConfig = proc( (const GLubyte *) "glXChooseFBConfigSGIX");
|
|
wine_glx.p_glXGetFBConfigAttrib = proc( (const GLubyte *) "glXGetFBConfigAttribSGIX");
|
|
wine_glx.p_glXGetVisualFromFBConfig = proc( (const GLubyte *) "glXGetVisualFromFBConfigSGIX");
|
|
} else {
|
|
ERR(" glx_version as %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", client_glx_version);
|
|
}
|
|
}
|
|
|
|
/* 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", server_glx_version))
|
|
wine_glx.p_glXQueryDrawable = NULL;
|
|
else
|
|
wine_glx.p_glXQueryDrawable = proc( (const GLubyte *) "glXQueryDrawable");
|
|
|
|
/** try anyway to retrieve that calls, maybe they works using glx client tricks */
|
|
wine_glx.p_glXGetFBConfigs = proc( (const GLubyte *) "glXGetFBConfigs");
|
|
wine_glx.p_glXMakeContextCurrent = proc( (const GLubyte *) "glXMakeContextCurrent");
|
|
}
|
|
|
|
/* This is for brain-dead applications that use OpenGL functions before even
|
|
creating a rendering context.... */
|
|
static BOOL process_attach(void)
|
|
{
|
|
XWindowAttributes win_attr;
|
|
Visual *rootVisual;
|
|
int num;
|
|
XVisualInfo template;
|
|
HDC hdc;
|
|
XVisualInfo *vis = NULL;
|
|
Window root = (Window)GetPropA( GetDesktopWindow(), "__wine_x11_whole_window" );
|
|
HMODULE mod = GetModuleHandleA( "winex11.drv" );
|
|
void *opengl_handle;
|
|
DWORD size = sizeof(internal_gl_disabled_extensions);
|
|
HKEY hkey = 0;
|
|
|
|
if (!root || !mod)
|
|
{
|
|
ERR("X11DRV not loaded. Cannot create default context.\n");
|
|
return FALSE;
|
|
}
|
|
|
|
wine_tsx11_lock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
|
|
wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
|
|
|
|
/* Load WGL function pointers from winex11.drv */
|
|
wine_wgl.p_wglCreateContext = (void *)GetProcAddress(mod, "wglCreateContext");
|
|
wine_wgl.p_wglDeleteContext = (void *)GetProcAddress(mod, "wglDeleteContext");
|
|
wine_wgl.p_wglGetCurrentContext = (void *)GetProcAddress(mod, "wglGetCurrentContext");
|
|
wine_wgl.p_wglGetCurrentDC = (void *)GetProcAddress(mod, "wglGetCurrentDC");
|
|
wine_wgl.p_wglGetCurrentReadDCARB = (void *)GetProcAddress(mod, "wglGetCurrentReadDCARB");
|
|
wine_wgl.p_wglMakeCurrent = (void *)GetProcAddress(mod, "wglMakeCurrent");
|
|
wine_wgl.p_wglMakeContextCurrentARB = (void *)GetProcAddress(mod, "wglMakeContextCurrentARB");
|
|
wine_wgl.p_wglShareLists = (void *)GetProcAddress(mod, "wglShareLists");
|
|
/* Interal WGL function */
|
|
wine_wgl.p_wglGetIntegerv = (void *)GetProcAddress(mod, "wglGetIntegerv");
|
|
|
|
hdc = GetDC(0);
|
|
default_display = get_display( hdc );
|
|
ReleaseDC( 0, hdc );
|
|
if (!default_display)
|
|
{
|
|
ERR("X11DRV not loaded. Cannot get display for screen DC.\n");
|
|
return FALSE;
|
|
}
|
|
|
|
ENTER_GL();
|
|
|
|
/* Try to get the visual from the Root Window. We can't use the standard (presumably
|
|
double buffered) X11DRV visual with the Root Window, since we don't know if the Root
|
|
Window was created using the standard X11DRV visual, and glXMakeCurrent can't deal
|
|
with mismatched visuals. Note that the Root Window visual may not be double
|
|
buffered, so apps actually attempting to render this way may flicker */
|
|
if (XGetWindowAttributes( default_display, root, &win_attr ))
|
|
{
|
|
rootVisual = win_attr.visual;
|
|
}
|
|
else
|
|
{
|
|
/* Get the default visual, since we can't seem to get the attributes from the
|
|
Root Window. Let's hope that the Root Window Visual matches the DefaultVisual */
|
|
rootVisual = DefaultVisual( default_display, DefaultScreen(default_display) );
|
|
}
|
|
|
|
template.visualid = XVisualIDFromVisual(rootVisual);
|
|
vis = XGetVisualInfo(default_display, VisualIDMask, &template, &num);
|
|
if (vis != NULL) default_cx = glXCreateContext(default_display, vis, 0, GL_TRUE);
|
|
if (default_cx != NULL) glXMakeCurrent(default_display, root, default_cx);
|
|
XFree(vis);
|
|
LEAVE_GL();
|
|
|
|
opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, NULL, 0);
|
|
if (opengl_handle != NULL) {
|
|
p_glXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
|
|
wine_dlclose(opengl_handle, NULL, 0);
|
|
if (p_glXGetProcAddressARB == NULL)
|
|
TRACE("could not find glXGetProcAddressARB in libGL.\n");
|
|
}
|
|
|
|
internal_gl_disabled_extensions[0] = 0;
|
|
if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\OpenGL", &hkey)) {
|
|
if (!RegQueryValueExA( hkey, "DisabledExtensions", 0, NULL, (LPBYTE)internal_gl_disabled_extensions, &size)) {
|
|
TRACE("found DisabledExtensions=\"%s\"\n", internal_gl_disabled_extensions);
|
|
}
|
|
RegCloseKey(hkey);
|
|
}
|
|
|
|
if (default_cx == NULL) {
|
|
ERR("Could not create default context.\n");
|
|
}
|
|
else
|
|
{
|
|
/* After context initialize also the list of supported WGL extensions. */
|
|
wgl_initialize_glx(default_display, DefaultScreen(default_display), p_glXGetProcAddressARB);
|
|
wgl_ext_initialize_extensions(default_display, DefaultScreen(default_display), p_glXGetProcAddressARB, internal_gl_disabled_extensions);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************/
|
|
|
|
static void process_detach(void)
|
|
{
|
|
glXDestroyContext(default_display, default_cx);
|
|
|
|
/* Do not leak memory... */
|
|
wgl_ext_finalize_extensions();
|
|
HeapFree(GetProcessHeap(), 0, internal_gl_extensions);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* OpenGL initialisation routine
|
|
*/
|
|
BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
|
|
{
|
|
switch(reason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
opengl32_handle = hinst;
|
|
DisableThreadLibraryCalls(hinst);
|
|
return process_attach();
|
|
case DLL_PROCESS_DETACH:
|
|
process_detach();
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|