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

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   1 /*
   2  * Copyright (c) 2011, 2014, 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
  23  * questions.
  24  */
  25 
  26 package sun.java2d.opengl;
  27 
  28 import java.awt.BufferCapabilities;
  29 import static java.awt.BufferCapabilities.FlipContents.*;
  30 import java.awt.Component;
  31 import java.awt.GraphicsConfiguration;
  32 import java.awt.Transparency;
  33 import java.awt.image.ColorModel;
  34 import java.awt.peer.ComponentPeer;
  35 


  36 import sun.awt.image.SunVolatileImage;
  37 import sun.awt.image.VolatileSurfaceManager;
  38 import sun.java2d.BackBufferCapsProvider;
  39 import sun.java2d.SurfaceData;
  40 import static sun.java2d.opengl.OGLContext.OGLContextCaps.*;
  41 import sun.java2d.pipe.hw.ExtendedBufferCapabilities;
  42 import static sun.java2d.pipe.hw.AccelSurface.*;
  43 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*;
  44 
  45 public class CGLVolatileSurfaceManager extends VolatileSurfaceManager {
  46 
  47     private boolean accelerationEnabled;
  48 
  49     public CGLVolatileSurfaceManager(SunVolatileImage vImg, Object context) {
  50         super(vImg, context);
  51 
  52         /*
  53          * We will attempt to accelerate this image only under the
  54          * following conditions:
  55          *   - the image is opaque OR
  56          *   - the image is translucent AND
  57          *       - the GraphicsConfig supports the FBO extension OR
  58          *       - the GraphicsConfig has a stored alpha channel
  59          */
  60         int transparency = vImg.getTransparency();
  61         CGLGraphicsConfig gc = (CGLGraphicsConfig)vImg.getGraphicsConfig();
  62         accelerationEnabled =
  63             (transparency == Transparency.OPAQUE) ||
  64             ((transparency == Transparency.TRANSLUCENT) &&
  65              (gc.isCapPresent(CAPS_EXT_FBOBJECT) ||
  66               gc.isCapPresent(CAPS_STORED_ALPHA)));
  67     }
  68 
  69     protected boolean isAccelerationEnabled() {
  70         return accelerationEnabled;
  71     }
  72 
  73     /**
  74      * Create a pbuffer-based SurfaceData object (or init the backbuffer
  75      * of an existing window if this is a double buffered GraphicsConfig)
  76      */
  77     @SuppressWarnings("deprecation")
  78     protected SurfaceData initAcceleratedSurface() {
  79         SurfaceData sData = null;
  80         Component comp = vImg.getComponent();
  81         final ComponentPeer peer = (comp != null) ? comp.getPeer() : null;

  82 
  83         try {
  84             boolean createVSynced = false;
  85             boolean forceback = false;
  86             if (context instanceof Boolean) {
  87                 forceback = ((Boolean)context).booleanValue();
  88                 if (forceback && peer instanceof BackBufferCapsProvider) {
  89                     BackBufferCapsProvider provider =
  90                         (BackBufferCapsProvider)peer;
  91                     BufferCapabilities caps = provider.getBackBufferCaps();
  92                     if (caps instanceof ExtendedBufferCapabilities) {
  93                         ExtendedBufferCapabilities ebc =
  94                             (ExtendedBufferCapabilities)caps;
  95                         if (ebc.getVSync() == VSYNC_ON &&
  96                             ebc.getFlipContents() == COPIED)
  97                         {
  98                             createVSynced = true;
  99                             forceback = false;
 100                         }
 101                     }


   1 /*
   2  * Copyright (c) 2011, 2015, 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
  23  * questions.
  24  */
  25 
  26 package sun.java2d.opengl;
  27 
  28 import java.awt.BufferCapabilities;
  29 import static java.awt.BufferCapabilities.FlipContents.*;
  30 import java.awt.Component;
  31 import java.awt.GraphicsConfiguration;
  32 import java.awt.Transparency;
  33 import java.awt.image.ColorModel;
  34 import java.awt.peer.ComponentPeer;
  35 
  36 import sun.awt.AWTAccessor;
  37 import sun.awt.AWTAccessor.ComponentAccessor;
  38 import sun.awt.image.SunVolatileImage;
  39 import sun.awt.image.VolatileSurfaceManager;
  40 import sun.java2d.BackBufferCapsProvider;
  41 import sun.java2d.SurfaceData;
  42 import static sun.java2d.opengl.OGLContext.OGLContextCaps.*;
  43 import sun.java2d.pipe.hw.ExtendedBufferCapabilities;

  44 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*;
  45 
  46 public class CGLVolatileSurfaceManager extends VolatileSurfaceManager {
  47 
  48     private boolean accelerationEnabled;
  49 
  50     public CGLVolatileSurfaceManager(SunVolatileImage vImg, Object context) {
  51         super(vImg, context);
  52 
  53         /*
  54          * We will attempt to accelerate this image only under the
  55          * following conditions:
  56          *   - the image is opaque OR
  57          *   - the image is translucent AND
  58          *       - the GraphicsConfig supports the FBO extension OR
  59          *       - the GraphicsConfig has a stored alpha channel
  60          */
  61         int transparency = vImg.getTransparency();
  62         CGLGraphicsConfig gc = (CGLGraphicsConfig)vImg.getGraphicsConfig();
  63         accelerationEnabled =
  64             (transparency == Transparency.OPAQUE) ||
  65             ((transparency == Transparency.TRANSLUCENT) &&
  66              (gc.isCapPresent(CAPS_EXT_FBOBJECT) ||
  67               gc.isCapPresent(CAPS_STORED_ALPHA)));
  68     }
  69 
  70     protected boolean isAccelerationEnabled() {
  71         return accelerationEnabled;
  72     }
  73 
  74     /**
  75      * Create a pbuffer-based SurfaceData object (or init the backbuffer
  76      * of an existing window if this is a double buffered GraphicsConfig)
  77      */

  78     protected SurfaceData initAcceleratedSurface() {
  79         SurfaceData sData = null;
  80         Component comp = vImg.getComponent();
  81         final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
  82         final ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null;
  83 
  84         try {
  85             boolean createVSynced = false;
  86             boolean forceback = false;
  87             if (context instanceof Boolean) {
  88                 forceback = ((Boolean)context).booleanValue();
  89                 if (forceback && peer instanceof BackBufferCapsProvider) {
  90                     BackBufferCapsProvider provider =
  91                         (BackBufferCapsProvider)peer;
  92                     BufferCapabilities caps = provider.getBackBufferCaps();
  93                     if (caps instanceof ExtendedBufferCapabilities) {
  94                         ExtendedBufferCapabilities ebc =
  95                             (ExtendedBufferCapabilities)caps;
  96                         if (ebc.getVSync() == VSYNC_ON &&
  97                             ebc.getFlipContents() == COPIED)
  98                         {
  99                             createVSynced = true;
 100                             forceback = false;
 101                         }
 102                     }