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src/java.desktop/macosx/classes/sun/java2d/opengl/CGLGraphicsConfig.java

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   1 /*
   2  * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 116         return this;
 117     }
 118 
 119     @Override
 120     public SurfaceData createManagedSurface(int w, int h, int transparency) {
 121         return CGLSurfaceData.createData(this, w, h,
 122                                          getColorModel(transparency),
 123                                          null,
 124                                          OGLSurfaceData.TEXTURE);
 125     }
 126 
 127     public static CGLGraphicsConfig getConfig(CGraphicsDevice device,
 128                                               int pixfmt)
 129     {
 130         if (!cglAvailable) {
 131             return null;
 132         }
 133 
 134         long cfginfo = 0;
 135         int textureSize = 0;
 136         final String ids[] = new String[1];
 137         OGLRenderQueue rq = OGLRenderQueue.getInstance();
 138         rq.lock();
 139         try {
 140             // getCGLConfigInfo() creates and destroys temporary
 141             // surfaces/contexts, so we should first invalidate the current
 142             // Java-level context and flush the queue...
 143             OGLContext.invalidateCurrentContext();
 144 
 145             cfginfo = getCGLConfigInfo(device.getCGDisplayID(), pixfmt,
 146                                        kOpenGLSwapInterval);
 147             if (cfginfo != 0L) {
 148                 textureSize = nativeGetMaxTextureSize();
 149                 // 7160609: GL still fails to create a square texture of this
 150                 // size. Half should be safe enough.
 151                 // Explicitly not support a texture more than 2^14, see 8010999.
 152                 textureSize = textureSize <= 16384 ? textureSize / 2 : 8192;
 153                 OGLContext.setScratchSurface(cfginfo);
 154                 rq.flushAndInvokeNow(() -> {
 155                     ids[0] = OGLContext.getOGLIdString();
 156                 });


   1 /*
   2  * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


 116         return this;
 117     }
 118 
 119     @Override
 120     public SurfaceData createManagedSurface(int w, int h, int transparency) {
 121         return CGLSurfaceData.createData(this, w, h,
 122                                          getColorModel(transparency),
 123                                          null,
 124                                          OGLSurfaceData.TEXTURE);
 125     }
 126 
 127     public static CGLGraphicsConfig getConfig(CGraphicsDevice device,
 128                                               int pixfmt)
 129     {
 130         if (!cglAvailable) {
 131             return null;
 132         }
 133 
 134         long cfginfo = 0;
 135         int textureSize = 0;
 136         final String[] ids = new String[1];
 137         OGLRenderQueue rq = OGLRenderQueue.getInstance();
 138         rq.lock();
 139         try {
 140             // getCGLConfigInfo() creates and destroys temporary
 141             // surfaces/contexts, so we should first invalidate the current
 142             // Java-level context and flush the queue...
 143             OGLContext.invalidateCurrentContext();
 144 
 145             cfginfo = getCGLConfigInfo(device.getCGDisplayID(), pixfmt,
 146                                        kOpenGLSwapInterval);
 147             if (cfginfo != 0L) {
 148                 textureSize = nativeGetMaxTextureSize();
 149                 // 7160609: GL still fails to create a square texture of this
 150                 // size. Half should be safe enough.
 151                 // Explicitly not support a texture more than 2^14, see 8010999.
 152                 textureSize = textureSize <= 16384 ? textureSize / 2 : 8192;
 153                 OGLContext.setScratchSurface(cfginfo);
 154                 rq.flushAndInvokeNow(() -> {
 155                     ids[0] = OGLContext.getOGLIdString();
 156                 });


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