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 35 import sun.awt.AWTAccessor; 36 import sun.awt.AWTAccessor.ComponentAccessor; 37 import sun.awt.X11ComponentPeer; 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.AccelSurface.*; 45 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*; 46 47 public class GLXVolatileSurfaceManager extends VolatileSurfaceManager { 48 49 private boolean accelerationEnabled; 50 51 public GLXVolatileSurfaceManager(SunVolatileImage vImg, Object context) { 52 super(vImg, context); 53 54 /* 55 * We will attempt to accelerate this image only under the 56 * following conditions: 57 * - the image is opaque OR 58 * - the image is translucent AND 59 * - the GraphicsConfig supports the FBO extension OR 60 * - the GraphicsConfig has a stored alpha channel 61 */ 62 int transparency = vImg.getTransparency(); 63 GLXGraphicsConfig gc = (GLXGraphicsConfig)vImg.getGraphicsConfig(); 64 accelerationEnabled = 65 (transparency == Transparency.OPAQUE) || 66 ((transparency == Transparency.TRANSLUCENT) && 67 (gc.isCapPresent(CAPS_EXT_FBOBJECT) || 68 gc.isCapPresent(CAPS_STORED_ALPHA))); 69 } 70 71 protected boolean isAccelerationEnabled() { 72 return accelerationEnabled; 73 } 74 75 /** 76 * Create a pbuffer-based SurfaceData object (or init the backbuffer 77 * of an existing window if this is a double buffered GraphicsConfig) 78 */ 79 protected SurfaceData initAcceleratedSurface() { 80 SurfaceData sData; 81 Component comp = vImg.getComponent(); 82 final ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 83 X11ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null; 84 85 try { 86 boolean createVSynced = false; 87 boolean forceback = false; 88 if (context instanceof Boolean) { 89 forceback = ((Boolean)context).booleanValue(); 90 if (forceback && peer instanceof BackBufferCapsProvider) { 91 BackBufferCapsProvider provider = 92 (BackBufferCapsProvider)peer; 93 BufferCapabilities caps = provider.getBackBufferCaps(); 94 if (caps instanceof ExtendedBufferCapabilities) { 95 ExtendedBufferCapabilities ebc = 96 (ExtendedBufferCapabilities)caps; 97 if (ebc.getVSync() == VSYNC_ON && 98 ebc.getFlipContents() == COPIED) 99 { 100 createVSynced = true; 101 forceback = false; 102 } 103 } 104 } 105 } 106 107 if (forceback) { 108 // peer must be non-null in this case 109 sData = GLXSurfaceData.createData(peer, vImg, FLIP_BACKBUFFER); 110 } else { 111 GLXGraphicsConfig gc = 112 (GLXGraphicsConfig)vImg.getGraphicsConfig(); 113 ColorModel cm = gc.getColorModel(vImg.getTransparency()); 114 int type = vImg.getForcedAccelSurfaceType(); 115 // if acceleration type is forced (type != UNDEFINED) then 116 // use the forced type, otherwise choose one based on caps 117 if (type == OGLSurfaceData.UNDEFINED) { 118 type = gc.isCapPresent(CAPS_EXT_FBOBJECT) ? 119 OGLSurfaceData.FBOBJECT : OGLSurfaceData.PBUFFER; 120 } 121 if (createVSynced) { 122 sData = GLXSurfaceData.createData(peer, vImg, type); 123 } else { 124 sData = GLXSurfaceData.createData(gc, 125 vImg.getWidth(), 126 vImg.getHeight(), 127 cm, vImg, type); 128 } 129 } 130 } catch (NullPointerException ex) { 131 sData = null; 132 } catch (OutOfMemoryError er) { 133 sData = null; 134 } 135 136 return sData; 137 } 138 139 @Override | 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 35 import sun.awt.AWTAccessor; 36 import sun.awt.AWTAccessor.ComponentAccessor; 37 import sun.awt.X11ComponentPeer; 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.AccelSurface.*; 45 import static sun.java2d.pipe.hw.ExtendedBufferCapabilities.VSyncType.*; 46 47 public class GLXVolatileSurfaceManager extends VolatileSurfaceManager { 48 49 private final boolean accelerationEnabled; 50 51 public GLXVolatileSurfaceManager(SunVolatileImage vImg, Object context) { 52 super(vImg, context); 53 54 /* 55 * We will attempt to accelerate this image only under the 56 * following conditions: 57 * - the image is not bitmask AND the GraphicsConfig supports the FBO 58 * extension 59 */ 60 int transparency = vImg.getTransparency(); 61 GLXGraphicsConfig gc = (GLXGraphicsConfig) vImg.getGraphicsConfig(); 62 accelerationEnabled = gc.isCapPresent(CAPS_EXT_FBOBJECT) 63 && transparency != Transparency.BITMASK; 64 } 65 66 protected boolean isAccelerationEnabled() { 67 return accelerationEnabled; 68 } 69 70 /** 71 * Create a FBO-based SurfaceData object (or init the backbuffer 72 * of an existing window if this is a double buffered GraphicsConfig) 73 */ 74 protected SurfaceData initAcceleratedSurface() { 75 SurfaceData sData; 76 Component comp = vImg.getComponent(); 77 final ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 78 X11ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null; 79 80 try { 81 boolean createVSynced = false; 82 boolean forceback = false; 83 if (context instanceof Boolean) { 84 forceback = ((Boolean)context).booleanValue(); 85 if (forceback && peer instanceof BackBufferCapsProvider) { 86 BackBufferCapsProvider provider = 87 (BackBufferCapsProvider)peer; 88 BufferCapabilities caps = provider.getBackBufferCaps(); 89 if (caps instanceof ExtendedBufferCapabilities) { 90 ExtendedBufferCapabilities ebc = 91 (ExtendedBufferCapabilities)caps; 92 if (ebc.getVSync() == VSYNC_ON && 93 ebc.getFlipContents() == COPIED) 94 { 95 createVSynced = true; 96 forceback = false; 97 } 98 } 99 } 100 } 101 102 if (forceback) { 103 // peer must be non-null in this case 104 sData = GLXSurfaceData.createData(peer, vImg, FLIP_BACKBUFFER); 105 } else { 106 GLXGraphicsConfig gc = 107 (GLXGraphicsConfig)vImg.getGraphicsConfig(); 108 ColorModel cm = gc.getColorModel(vImg.getTransparency()); 109 int type = vImg.getForcedAccelSurfaceType(); 110 // if acceleration type is forced (type != UNDEFINED) then 111 // use the forced type, otherwise choose FBOBJECT 112 if (type == OGLSurfaceData.UNDEFINED) { 113 type = OGLSurfaceData.FBOBJECT; 114 } 115 if (createVSynced) { 116 sData = GLXSurfaceData.createData(peer, vImg, type); 117 } else { 118 sData = GLXSurfaceData.createData(gc, 119 vImg.getWidth(), 120 vImg.getHeight(), 121 cm, vImg, type); 122 } 123 } 124 } catch (NullPointerException ex) { 125 sData = null; 126 } catch (OutOfMemoryError er) { 127 sData = null; 128 } 129 130 return sData; 131 } 132 133 @Override |