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src/java.desktop/unix/classes/sun/java2d/opengl/GLXSurfaceData.java

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   1 /*
   2  * Copyright (c) 2003, 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


  95                                                      Image image, int type)
  96     {
  97         return new GLXOffScreenSurfaceData(null, gc, width, height,
  98                                            image, cm, type);
  99     }
 100 
 101     public static GLXGraphicsConfig getGC(X11ComponentPeer peer) {
 102         if (peer != null) {
 103             return (GLXGraphicsConfig)peer.getGraphicsConfiguration();
 104         } else {
 105             // REMIND: this should rarely (never?) happen, but what if
 106             //         default config is not GLX?
 107             GraphicsEnvironment env =
 108                 GraphicsEnvironment.getLocalGraphicsEnvironment();
 109             GraphicsDevice gd = env.getDefaultScreenDevice();
 110             return (GLXGraphicsConfig)gd.getDefaultConfiguration();
 111         }
 112     }
 113 
 114     public static class GLXWindowSurfaceData extends GLXSurfaceData {

 115 
 116         public GLXWindowSurfaceData(X11ComponentPeer peer,
 117                                     GLXGraphicsConfig gc)
 118         {
 119             super(peer, gc, peer.getColorModel(), WINDOW);

 120         }
 121 
 122         public SurfaceData getReplacement() {
 123             return peer.getSurfaceData();
 124         }
 125 
 126         public Rectangle getBounds() {
 127             Rectangle r = peer.getBounds();
 128             r.x = r.y = 0;


 129             return r;
 130         }
 131 
 132         /**
 133          * Returns destination Component associated with this SurfaceData.
 134          */
 135         public Object getDestination() {
 136             return peer.getTarget();
 137         }










 138     }
 139 
 140     /**
 141      * A surface which implements a v-synced flip back-buffer with COPIED
 142      * FlipContents.
 143      *
 144      * This surface serves as a back-buffer to the outside world, while
 145      * it is actually an offscreen surface. When the BufferStrategy this surface
 146      * belongs to is showed, it is first copied to the real private
 147      * FLIP_BACKBUFFER, which is then flipped.
 148      */
 149     public static class GLXVSyncOffScreenSurfaceData extends
 150         GLXOffScreenSurfaceData
 151     {
 152         private GLXOffScreenSurfaceData flipSurface;
 153 
 154         public GLXVSyncOffScreenSurfaceData(X11ComponentPeer peer,
 155                                             GLXGraphicsConfig gc,
 156                                             int width, int height,
 157                                             Image image, ColorModel cm,


 160             super(peer, gc, width, height, image, cm, type);
 161             flipSurface = GLXSurfaceData.createData(peer, image, FLIP_BACKBUFFER);
 162         }
 163 
 164         public SurfaceData getFlipSurface() {
 165             return flipSurface;
 166         }
 167 
 168         @Override
 169         public void flush() {
 170             flipSurface.flush();
 171             super.flush();
 172         }
 173 
 174     }
 175 
 176     public static class GLXOffScreenSurfaceData extends GLXSurfaceData {
 177 
 178         private Image offscreenImage;
 179         private int width, height;

 180 
 181         public GLXOffScreenSurfaceData(X11ComponentPeer peer,
 182                                        GLXGraphicsConfig gc,
 183                                        int width, int height,
 184                                        Image image, ColorModel cm,
 185                                        int type)
 186         {
 187             super(peer, gc, cm, type);
 188 
 189             this.width = width;
 190             this.height = height;

 191             offscreenImage = image;
 192 
 193             initSurface(width, height);
 194         }
 195 
 196         public SurfaceData getReplacement() {
 197             return restoreContents(offscreenImage);
 198         }
 199 
 200         public Rectangle getBounds() {
 201             if (type == FLIP_BACKBUFFER) {
 202                 Rectangle r = peer.getBounds();
 203                 r.x = r.y = 0;


 204                 return r;
 205             } else {
 206                 return new Rectangle(width, height);
 207             }
 208         }
 209 
 210         /**
 211          * Returns destination Image associated with this SurfaceData.
 212          */
 213         public Object getDestination() {
 214             return offscreenImage;










 215         }
 216     }
 217 }
   1 /*
   2  * Copyright (c) 2003, 2017, 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


  95                                                      Image image, int type)
  96     {
  97         return new GLXOffScreenSurfaceData(null, gc, width, height,
  98                                            image, cm, type);
  99     }
 100 
 101     public static GLXGraphicsConfig getGC(X11ComponentPeer peer) {
 102         if (peer != null) {
 103             return (GLXGraphicsConfig)peer.getGraphicsConfiguration();
 104         } else {
 105             // REMIND: this should rarely (never?) happen, but what if
 106             //         default config is not GLX?
 107             GraphicsEnvironment env =
 108                 GraphicsEnvironment.getLocalGraphicsEnvironment();
 109             GraphicsDevice gd = env.getDefaultScreenDevice();
 110             return (GLXGraphicsConfig)gd.getDefaultConfiguration();
 111         }
 112     }
 113 
 114     public static class GLXWindowSurfaceData extends GLXSurfaceData {
 115         protected final int scale;
 116 
 117         public GLXWindowSurfaceData(X11ComponentPeer peer,
 118                                     GLXGraphicsConfig gc)
 119         {
 120             super(peer, gc, peer.getColorModel(), WINDOW);
 121             scale = gc.getScale();
 122         }
 123 
 124         public SurfaceData getReplacement() {
 125             return peer.getSurfaceData();
 126         }
 127 
 128         public Rectangle getBounds() {
 129             Rectangle r = peer.getBounds();
 130             r.x = r.y = 0;
 131             r.width = (int) Math.ceil(r.width * scale);
 132             r.height = (int) Math.ceil(r.height * scale);
 133             return r;
 134         }
 135 
 136         /**
 137          * Returns destination Component associated with this SurfaceData.
 138          */
 139         public Object getDestination() {
 140             return peer.getTarget();
 141         }
 142 
 143         @Override
 144         public double getDefaultScaleX() {
 145             return scale;
 146         }
 147 
 148         @Override
 149         public double getDefaultScaleY() {
 150             return scale;
 151         }
 152     }
 153 
 154     /**
 155      * A surface which implements a v-synced flip back-buffer with COPIED
 156      * FlipContents.
 157      *
 158      * This surface serves as a back-buffer to the outside world, while
 159      * it is actually an offscreen surface. When the BufferStrategy this surface
 160      * belongs to is showed, it is first copied to the real private
 161      * FLIP_BACKBUFFER, which is then flipped.
 162      */
 163     public static class GLXVSyncOffScreenSurfaceData extends
 164         GLXOffScreenSurfaceData
 165     {
 166         private GLXOffScreenSurfaceData flipSurface;
 167 
 168         public GLXVSyncOffScreenSurfaceData(X11ComponentPeer peer,
 169                                             GLXGraphicsConfig gc,
 170                                             int width, int height,
 171                                             Image image, ColorModel cm,


 174             super(peer, gc, width, height, image, cm, type);
 175             flipSurface = GLXSurfaceData.createData(peer, image, FLIP_BACKBUFFER);
 176         }
 177 
 178         public SurfaceData getFlipSurface() {
 179             return flipSurface;
 180         }
 181 
 182         @Override
 183         public void flush() {
 184             flipSurface.flush();
 185             super.flush();
 186         }
 187 
 188     }
 189 
 190     public static class GLXOffScreenSurfaceData extends GLXSurfaceData {
 191 
 192         private Image offscreenImage;
 193         private int width, height;
 194         private final int scale;
 195 
 196         public GLXOffScreenSurfaceData(X11ComponentPeer peer,
 197                                        GLXGraphicsConfig gc,
 198                                        int width, int height,
 199                                        Image image, ColorModel cm,
 200                                        int type)
 201         {
 202             super(peer, gc, cm, type);
 203 
 204             scale = gc.getDevice().getScaleFactor();
 205             this.width = width * scale;
 206             this.height = height * scale;
 207             offscreenImage = image;
 208 
 209             initSurface(this.width, this.height);
 210         }
 211 
 212         public SurfaceData getReplacement() {
 213             return restoreContents(offscreenImage);
 214         }
 215 
 216         public Rectangle getBounds() {
 217             if (type == FLIP_BACKBUFFER) {
 218                 Rectangle r = peer.getBounds();
 219                 r.x = r.y = 0;
 220                 r.width = (int) Math.ceil(r.width * scale);
 221                 r.height = (int) Math.ceil(r.height * scale);
 222                 return r;
 223             } else {
 224                 return new Rectangle(width, height);
 225             }
 226         }
 227 
 228         /**
 229          * Returns destination Image associated with this SurfaceData.
 230          */
 231         public Object getDestination() {
 232             return offscreenImage;
 233         }
 234 
 235         @Override
 236         public double getDefaultScaleX() {
 237             return scale;
 238         }
 239 
 240         @Override
 241         public double getDefaultScaleY() {
 242             return scale;
 243         }
 244     }
 245 }
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