973 lines
28 KiB
C
973 lines
28 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 "wgl.h"
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#include "wgl_ext.h"
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#include "opengl_ext.h"
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#include "wine/library.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(opengl);
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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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};
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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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struct wine_glcontext *next;
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struct wine_glcontext *prev;
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} Wine_GLContext;
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static Wine_GLContext *context_list;
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static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
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{
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Wine_GLContext *ret;
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for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
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return ret;
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}
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static inline void free_context(Wine_GLContext *context)
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{
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if (context->next != NULL) context->next->prev = context->prev;
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if (context->prev != NULL) context->prev->next = context->next;
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else context_list = context->next;
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HeapFree(GetProcessHeap(), 0, context);
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}
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static inline Wine_GLContext *alloc_context(void)
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{
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Wine_GLContext *ret;
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if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
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{
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ret->next = context_list;
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if (context_list) context_list->prev = ret;
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context_list = ret;
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}
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return ret;
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}
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inline static BOOL is_valid_context( Wine_GLContext *ctx )
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{
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Wine_GLContext *ptr;
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for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
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return (ptr != NULL);
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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 drawable to use on a given DC */
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inline static Drawable get_drawable( HDC hdc )
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{
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Drawable drawable;
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enum x11drv_escape_codes escape = X11DRV_GET_DRAWABLE;
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if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
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sizeof(drawable), (LPSTR)&drawable )) drawable = 0;
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return drawable;
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}
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/** for use of wglGetCurrentReadDCARB */
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inline static HDC get_hdc_from_Drawable(GLXDrawable d)
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{
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Wine_GLContext *ret;
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for (ret = context_list; ret; ret = ret->next) {
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if (d == get_drawable( ret->hdc )) {
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return ret->hdc;
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}
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}
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return NULL;
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}
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/* retrieve the X drawable 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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/***********************************************************************
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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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XVisualInfo *vis;
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Wine_GLContext *ret;
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int num;
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XVisualInfo template;
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Display *display = get_display( hdc );
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int hdcPF = GetPixelFormat(hdc);
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GLXFBConfig cur_cfg;
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TRACE("(%p)\n", hdc);
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/* First, get the visual in use by the X11DRV */
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if (!display) return 0;
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template.visualid = (VisualID)GetPropA( GetDesktopWindow(), "__wine_x11_visual_id" );
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vis = XGetVisualInfo(display, VisualIDMask, &template, &num);
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if (vis == NULL) {
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ERR("NULL visual !!!\n");
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/* Need to set errors here */
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return NULL;
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}
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if (0 >= hdcPF) {
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SetLastError(ERROR_INVALID_PIXEL_FORMAT);
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return NULL;
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}
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{
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int nCfgs_fmt = 0;
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GLXFBConfig* cfgs_fmt = NULL;
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int value;
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int gl_test = 0;
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cfgs_fmt = glXGetFBConfigs(display, DefaultScreen(display), &nCfgs_fmt);
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if (NULL == cfgs_fmt || 0 == nCfgs_fmt) {
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ERR("Cannot get FB Configs, expect problems.\n");
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SetLastError(ERROR_INVALID_PIXEL_FORMAT);
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return NULL;
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}
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if (nCfgs_fmt < hdcPF) {
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ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, hdcPF, nCfgs_fmt);
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SetLastError(ERROR_INVALID_PIXEL_FORMAT);
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return NULL;
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}
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cur_cfg = cfgs_fmt[hdcPF - 1];
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gl_test = glXGetFBConfigAttrib(display, cur_cfg, GLX_FBCONFIG_ID, &value);
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if (gl_test) {
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ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
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SetLastError(ERROR_INVALID_PIXEL_FORMAT);
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return NULL;
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}
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XFree(cfgs_fmt);
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}
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/* The context will be allocated in the wglMakeCurrent call */
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ENTER_GL();
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ret = alloc_context();
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LEAVE_GL();
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ret->hdc = hdc;
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ret->display = display;
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ret->vis = vis;
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ret->fb_conf = cur_cfg;
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TRACE(" creating context %p (GL context creation delayed)\n", ret);
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return (HGLRC) ret;
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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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Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
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BOOL ret = TRUE;
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TRACE("(%p)\n", hglrc);
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ENTER_GL();
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/* A game (Half Life not to name it) deletes twice the same context,
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* so make sure it is valid first */
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if (is_valid_context( ctx ))
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{
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if (ctx->ctx) glXDestroyContext(ctx->display, ctx->ctx);
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free_context(ctx);
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}
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else
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{
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WARN("Error deleting context !\n");
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SetLastError(ERROR_INVALID_HANDLE);
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ret = FALSE;
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}
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LEAVE_GL();
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return ret;
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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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GLXContext gl_ctx;
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Wine_GLContext *ret;
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TRACE("()\n");
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ENTER_GL();
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gl_ctx = glXGetCurrentContext();
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ret = get_context_from_GLXContext(gl_ctx);
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LEAVE_GL();
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TRACE(" returning %p (GL context %p)\n", ret, gl_ctx);
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return (HGLRC)ret;
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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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GLXContext gl_ctx;
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Wine_GLContext *ret;
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TRACE("()\n");
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ENTER_GL();
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gl_ctx = glXGetCurrentContext();
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ret = get_context_from_GLXContext(gl_ctx);
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LEAVE_GL();
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if (ret) {
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TRACE(" returning %p (GL context %p - Wine context %p)\n", ret->hdc, gl_ctx, ret);
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return ret->hdc;
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} else {
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TRACE(" no Wine context found for GLX context %p\n", gl_ctx);
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return 0;
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}
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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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void* WINAPI wglGetProcAddress(LPCSTR lpszProc) {
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void *local_func;
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OpenGL_extension ext;
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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 = (char *) lpszProc;
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ext_ret = (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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ENTER_GL();
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local_func = p_glXGetProcAddressARB( (const GLubyte*) ext_ret->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, ext_ret->glx_name, strlen(ext_ret->glx_name) - 3);
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buf[strlen(ext_ret->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);
|
|
} else {
|
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WARN("Did not find function %s (%s) in your OpenGL library !\n", lpszProc, ext_ret->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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*(ext_ret->func_ptr) = local_func;
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|
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return ext_ret->func;
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}
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglMakeCurrent (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglMakeCurrent(HDC hdc,
|
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HGLRC hglrc) {
|
|
BOOL ret;
|
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|
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TRACE("(%p,%p)\n", hdc, hglrc);
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|
|
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ENTER_GL();
|
|
if (hglrc == NULL) {
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ret = glXMakeCurrent(default_display, None, NULL);
|
|
} else {
|
|
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
|
|
Drawable drawable = get_drawable( hdc );
|
|
if (ctx->ctx == NULL) {
|
|
ctx->ctx = glXCreateContext(ctx->display, ctx->vis, NULL, True);
|
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TRACE(" created a delayed OpenGL context (%p) for %p\n", ctx->ctx, ctx->vis);
|
|
}
|
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TRACE(" make current for dis %p, drawable %p, ctx %p\n", ctx->display, (void*) drawable, ctx->ctx);
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ret = glXMakeCurrent(ctx->display, drawable, ctx->ctx);
|
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}
|
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LEAVE_GL();
|
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TRACE(" returning %s\n", (ret ? "True" : "False"));
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return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglMakeContextCurrentARB (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglMakeContextCurrentARB(HDC hDrawDC, HDC hReadDC, HGLRC hglrc)
|
|
{
|
|
BOOL ret;
|
|
TRACE("(%p,%p,%p)\n", hDrawDC, hReadDC, hglrc);
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|
|
|
ENTER_GL();
|
|
if (hglrc == NULL) {
|
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ret = glXMakeCurrent(default_display, None, NULL);
|
|
} else {
|
|
Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
|
|
Drawable d_draw = get_drawable( hDrawDC );
|
|
Drawable d_read = get_drawable( hReadDC );
|
|
|
|
if (ctx->ctx == NULL) {
|
|
ctx->ctx = glXCreateContext(ctx->display, ctx->vis, NULL, True);
|
|
TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
|
|
}
|
|
ret = glXMakeContextCurrent(ctx->display, d_draw, d_read, ctx->ctx);
|
|
}
|
|
LEAVE_GL();
|
|
|
|
TRACE(" returning %s\n", (ret ? "True" : "False"));
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglGetCurrentReadDCARB (OPENGL32.@)
|
|
*/
|
|
HDC WINAPI wglGetCurrentReadDCARB(void)
|
|
{
|
|
GLXDrawable gl_d;
|
|
HDC ret;
|
|
|
|
TRACE("()\n");
|
|
|
|
ENTER_GL();
|
|
gl_d = glXGetCurrentReadDrawable();
|
|
ret = get_hdc_from_Drawable(gl_d);
|
|
LEAVE_GL();
|
|
|
|
TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* wglRealizeLayerPalette (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglRealizeLayerPalette(HDC hdc,
|
|
int iLayerPlane,
|
|
BOOL bRealize) {
|
|
FIXME("()\n");
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglSetLayerPaletteEntries (OPENGL32.@)
|
|
*/
|
|
int WINAPI wglSetLayerPaletteEntries(HDC hdc,
|
|
int iLayerPlane,
|
|
int iStart,
|
|
int cEntries,
|
|
const COLORREF *pcr) {
|
|
FIXME("(): stub !\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglShareLists (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglShareLists(HGLRC hglrc1,
|
|
HGLRC hglrc2) {
|
|
Wine_GLContext *org = (Wine_GLContext *) hglrc1;
|
|
Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
|
|
|
|
TRACE("(%p, %p)\n", org, dest);
|
|
|
|
if (NULL != dest && dest->ctx != NULL) {
|
|
ERR("Could not share display lists, context already created !\n");
|
|
return FALSE;
|
|
} else {
|
|
if (org->ctx == NULL) {
|
|
ENTER_GL();
|
|
org->ctx = glXCreateContext(org->display, org->vis, NULL, True);
|
|
LEAVE_GL();
|
|
TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
|
|
}
|
|
if (NULL != dest) {
|
|
ENTER_GL();
|
|
/* Create the destination context with display lists shared */
|
|
dest->ctx = glXCreateContext(org->display, dest->vis, org->ctx, True);
|
|
LEAVE_GL();
|
|
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;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglSwapLayerBuffers (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglSwapLayerBuffers(HDC hdc,
|
|
UINT fuPlanes) {
|
|
TRACE("(%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;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* wglUseFontOutlinesA (OPENGL32.@)
|
|
*/
|
|
BOOL WINAPI wglUseFontOutlinesA(HDC hdc,
|
|
DWORD first,
|
|
DWORD count,
|
|
DWORD listBase,
|
|
FLOAT deviation,
|
|
FLOAT extrusion,
|
|
int format,
|
|
LPGLYPHMETRICSFLOAT lpgmf) {
|
|
FIXME("(): stub !\n");
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
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) {
|
|
glGetIntegerv(pname, params);
|
|
if (pname == GL_ALPHA_BITS) {
|
|
GLint tmp;
|
|
GLXContext gl_ctx = glXGetCurrentContext();
|
|
Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
|
|
glXGetFBConfigAttrib(ret->display, ret->fb_conf, GLX_ALPHA_SIZE, &tmp);
|
|
TRACE("returns GL_ALPHA_BITS as '%d'\n", tmp);
|
|
*params = tmp;
|
|
}
|
|
}
|
|
|
|
|
|
/* 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
|
|
|
|
/* 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" );
|
|
|
|
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_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();
|
|
if (NULL != internal_gl_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;
|
|
}
|