src/java.desktop/windows/native/libawt/java2d/opengl/WGLGraphicsConfig.c

*** 1,7 ****
  /*
!  * Copyright (c) 2004, 2008, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2004, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 500,511 ****
      HDC scratchDC;
      WGLGraphicsConfigInfo *wglinfo;
      const unsigned char *versionstr;
      const char *extstr;
      jint caps = CAPS_EMPTY;
!     int attrKeys[] = { WGL_DOUBLE_BUFFER_ARB, WGL_ALPHA_BITS_ARB };
!     int attrVals[2];
  
      J2dRlsTraceLn(J2D_TRACE_INFO, "WGLGraphicsConfig_getWGLConfigInfo");
  
      // initialize GL/WGL extension functions
      if (!WGLGC_InitExtFuncs(screennum)) {
--- 500,511 ----
      HDC scratchDC;
      WGLGraphicsConfigInfo *wglinfo;
      const unsigned char *versionstr;
      const char *extstr;
      jint caps = CAPS_EMPTY;
!     int attrKeys[] = { WGL_DOUBLE_BUFFER_ARB};
!     int attrVals[1];
  
      J2dRlsTraceLn(J2D_TRACE_INFO, "WGLGraphicsConfig_getWGLConfigInfo");
  
      // initialize GL/WGL extension functions
      if (!WGLGC_InitExtFuncs(screennum)) {
*** 622,638 ****
          DestroyWindow(hwnd);
          return 0L;
      }
  
      // get config-specific capabilities
!     j2d_wglGetPixelFormatAttribivARB(hdc, pixfmt, 0, 2, attrKeys, attrVals);
      if (attrVals[0]) {
          caps |= CAPS_DOUBLEBUFFERED;
      }
-     if (attrVals[1] > 0) {
-         caps |= CAPS_STORED_ALPHA;
-     }
  
      // create the scratch pbuffer
      scratch = j2d_wglCreatePbufferARB(hdc, pixfmt, 1, 1, NULL);
  
      // destroy the temporary resources
--- 622,635 ----
          DestroyWindow(hwnd);
          return 0L;
      }
  
      // get config-specific capabilities
!     j2d_wglGetPixelFormatAttribivARB(hdc, pixfmt, 0, 1, attrKeys, attrVals);
      if (attrVals[0]) {
          caps |= CAPS_DOUBLEBUFFERED;
      }
  
      // create the scratch pbuffer
      scratch = j2d_wglCreatePbufferARB(hdc, pixfmt, 1, 1, NULL);
  
      // destroy the temporary resources