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src/java.desktop/windows/classes/sun/java2d/opengl/WGLSurfaceData.java

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  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.Component;
  29 import java.awt.GraphicsConfiguration;
  30 import java.awt.GraphicsDevice;
  31 import java.awt.GraphicsEnvironment;
  32 import java.awt.Image;
  33 import java.awt.Rectangle;
  34 import java.awt.geom.AffineTransform;
  35 import java.awt.image.ColorModel;
  36 import sun.awt.SunToolkit;
  37 import sun.awt.Win32GraphicsDevice;
  38 import sun.awt.windows.WComponentPeer;
  39 import sun.java2d.SurfaceData;

  40 
  41 public abstract class WGLSurfaceData extends OGLSurfaceData {
  42 
  43     protected WComponentPeer peer;
  44     private WGLGraphicsConfig graphicsConfig;
  45     protected double scaleX = 1;
  46     protected double scaleY = 1;
  47 
  48     private native void initOps(long pConfigInfo, WComponentPeer peer,
  49                                 long hwnd);
  50 
  51     protected WGLSurfaceData(WComponentPeer peer, WGLGraphicsConfig gc,
  52                              ColorModel cm, int type)
  53     {
  54         super(gc, cm, type);
  55         this.peer = peer;
  56         this.graphicsConfig = gc;
  57         Win32GraphicsDevice device = gc.getDevice();
  58         this.scaleX = type == TEXTURE ? 1 : device.getDefaultScaleX();
  59         this.scaleY = type == TEXTURE ? 1 : device.getDefaultScaleY();


 148             GraphicsDevice gd = env.getDefaultScreenDevice();
 149             return (WGLGraphicsConfig)gd.getDefaultConfiguration();
 150         }
 151     }
 152 
 153     public static class WGLWindowSurfaceData extends WGLSurfaceData {
 154 
 155         public WGLWindowSurfaceData(WComponentPeer peer,
 156                                     WGLGraphicsConfig gc)
 157         {
 158             super(peer, gc, peer.getColorModel(), WINDOW);
 159         }
 160 
 161         public SurfaceData getReplacement() {
 162             return peer.getSurfaceData();
 163         }
 164 
 165         public Rectangle getBounds() {
 166             Rectangle r = peer.getBounds();
 167             r.x = r.y = 0;
 168             r.width = (int) Math.ceil(r.width * scaleX);
 169             r.height = (int) Math.ceil(r.height * scaleY);
 170             return r;
 171         }
 172 
 173         /**
 174          * Returns destination Component associated with this SurfaceData.
 175          */
 176         public Object getDestination() {
 177             return peer.getTarget();
 178         }
 179     }
 180 
 181     /**
 182      * A surface which implements a v-synced flip back-buffer with COPIED
 183      * FlipContents.
 184      *
 185      * This surface serves as a back-buffer to the outside world, while
 186      * it is actually an offscreen surface. When the BufferStrategy this surface
 187      * belongs to is showed, it is first copied to the real private
 188      * FLIP_BACKBUFFER, which is then flipped.
 189      */


 210         public void flush() {
 211             flipSurface.flush();
 212             super.flush();
 213         }
 214 
 215     }
 216 
 217     public static class WGLOffScreenSurfaceData extends WGLSurfaceData {
 218 
 219         private Image offscreenImage;
 220         private int width, height;
 221 
 222         public WGLOffScreenSurfaceData(WComponentPeer peer,
 223                                        WGLGraphicsConfig gc,
 224                                        int width, int height,
 225                                        Image image, ColorModel cm,
 226                                        int type)
 227         {
 228             super(peer, gc, cm, type);
 229 
 230             this.width = (int) Math.ceil(width * scaleX);
 231             this.height = (int) Math.ceil(height * scaleY);
 232             offscreenImage = image;
 233 
 234             initSurface(this.width, this.height);
 235         }
 236 
 237         public SurfaceData getReplacement() {
 238             return restoreContents(offscreenImage);
 239         }
 240 
 241         public Rectangle getBounds() {
 242             if (type == FLIP_BACKBUFFER) {
 243                 Rectangle r = peer.getBounds();
 244                 r.width = (int) Math.ceil(r.width * scaleX);
 245                 r.height = (int) Math.ceil(r.height * scaleY);
 246                 r.x = r.y = 0;
 247                 return r;
 248             } else {
 249                 return new Rectangle(width, height);
 250             }
 251         }
 252 
 253         /**
 254          * Returns destination Image associated with this SurfaceData.
 255          */
 256         public Object getDestination() {
 257             return offscreenImage;
 258         }
 259     }
 260 
 261     /**
 262      * Updates the layered window with the contents of the surface.
 263      *
 264      * @param psdops pointer to the native ogl sd structure
 265      * @param peer pointer to the AwtWindow peer data


  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.Component;
  29 import java.awt.GraphicsConfiguration;
  30 import java.awt.GraphicsDevice;
  31 import java.awt.GraphicsEnvironment;
  32 import java.awt.Image;
  33 import java.awt.Rectangle;
  34 import java.awt.geom.AffineTransform;
  35 import java.awt.image.ColorModel;
  36 import sun.awt.SunToolkit;
  37 import sun.awt.Win32GraphicsDevice;
  38 import sun.awt.windows.WComponentPeer;
  39 import sun.java2d.SurfaceData;
  40 import sun.java2d.pipe.Region;
  41 
  42 public abstract class WGLSurfaceData extends OGLSurfaceData {
  43 
  44     protected WComponentPeer peer;
  45     private WGLGraphicsConfig graphicsConfig;
  46     protected double scaleX = 1;
  47     protected double scaleY = 1;
  48 
  49     private native void initOps(long pConfigInfo, WComponentPeer peer,
  50                                 long hwnd);
  51 
  52     protected WGLSurfaceData(WComponentPeer peer, WGLGraphicsConfig gc,
  53                              ColorModel cm, int type)
  54     {
  55         super(gc, cm, type);
  56         this.peer = peer;
  57         this.graphicsConfig = gc;
  58         Win32GraphicsDevice device = gc.getDevice();
  59         this.scaleX = type == TEXTURE ? 1 : device.getDefaultScaleX();
  60         this.scaleY = type == TEXTURE ? 1 : device.getDefaultScaleY();


 149             GraphicsDevice gd = env.getDefaultScreenDevice();
 150             return (WGLGraphicsConfig)gd.getDefaultConfiguration();
 151         }
 152     }
 153 
 154     public static class WGLWindowSurfaceData extends WGLSurfaceData {
 155 
 156         public WGLWindowSurfaceData(WComponentPeer peer,
 157                                     WGLGraphicsConfig gc)
 158         {
 159             super(peer, gc, peer.getColorModel(), WINDOW);
 160         }
 161 
 162         public SurfaceData getReplacement() {
 163             return peer.getSurfaceData();
 164         }
 165 
 166         public Rectangle getBounds() {
 167             Rectangle r = peer.getBounds();
 168             r.x = r.y = 0;
 169             r.width = Region.clipRound(r.width * scaleX);
 170             r.height = Region.clipRound(r.height * scaleY);
 171             return r;
 172         }
 173 
 174         /**
 175          * Returns destination Component associated with this SurfaceData.
 176          */
 177         public Object getDestination() {
 178             return peer.getTarget();
 179         }
 180     }
 181 
 182     /**
 183      * A surface which implements a v-synced flip back-buffer with COPIED
 184      * FlipContents.
 185      *
 186      * This surface serves as a back-buffer to the outside world, while
 187      * it is actually an offscreen surface. When the BufferStrategy this surface
 188      * belongs to is showed, it is first copied to the real private
 189      * FLIP_BACKBUFFER, which is then flipped.
 190      */


 211         public void flush() {
 212             flipSurface.flush();
 213             super.flush();
 214         }
 215 
 216     }
 217 
 218     public static class WGLOffScreenSurfaceData extends WGLSurfaceData {
 219 
 220         private Image offscreenImage;
 221         private int width, height;
 222 
 223         public WGLOffScreenSurfaceData(WComponentPeer peer,
 224                                        WGLGraphicsConfig gc,
 225                                        int width, int height,
 226                                        Image image, ColorModel cm,
 227                                        int type)
 228         {
 229             super(peer, gc, cm, type);
 230 
 231             this.width = Region.clipRound(width * scaleX);
 232             this.height = Region.clipRound(height * scaleY);
 233             offscreenImage = image;
 234 
 235             initSurface(this.width, this.height);
 236         }
 237 
 238         public SurfaceData getReplacement() {
 239             return restoreContents(offscreenImage);
 240         }
 241 
 242         public Rectangle getBounds() {
 243             if (type == FLIP_BACKBUFFER) {
 244                 Rectangle r = peer.getBounds();
 245                 r.width = Region.clipRound(r.width * scaleX);
 246                 r.height = Region.clipRound(r.height * scaleY);
 247                 r.x = r.y = 0;
 248                 return r;
 249             } else {
 250                 return new Rectangle(width, height);
 251             }
 252         }
 253 
 254         /**
 255          * Returns destination Image associated with this SurfaceData.
 256          */
 257         public Object getDestination() {
 258             return offscreenImage;
 259         }
 260     }
 261 
 262     /**
 263      * Updates the layered window with the contents of the surface.
 264      *
 265      * @param psdops pointer to the native ogl sd structure
 266      * @param peer pointer to the AwtWindow peer data
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