| /* |
| * Copyright (c) 2004, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.java2d.opengl; |
| |
| import java.awt.AWTException; |
| import java.awt.BufferCapabilities; |
| import java.awt.BufferCapabilities.FlipContents; |
| import java.awt.Color; |
| import java.awt.Component; |
| import java.awt.Graphics; |
| import java.awt.Graphics2D; |
| import java.awt.ImageCapabilities; |
| import java.awt.Transparency; |
| import java.awt.color.ColorSpace; |
| import java.awt.image.ColorModel; |
| import java.awt.image.DataBuffer; |
| import java.awt.image.DirectColorModel; |
| import java.awt.image.VolatileImage; |
| import sun.awt.Win32GraphicsConfig; |
| import sun.awt.Win32GraphicsDevice; |
| import sun.awt.image.SunVolatileImage; |
| import sun.awt.image.SurfaceManager; |
| import sun.awt.windows.WComponentPeer; |
| import sun.java2d.Disposer; |
| import sun.java2d.DisposerRecord; |
| import sun.java2d.SunGraphics2D; |
| import sun.java2d.Surface; |
| import sun.java2d.SurfaceData; |
| import sun.java2d.pipe.hw.AccelSurface; |
| import sun.java2d.pipe.hw.AccelTypedVolatileImage; |
| import sun.java2d.pipe.hw.ContextCapabilities; |
| import static sun.java2d.opengl.OGLContext.OGLContextCaps.*; |
| import static sun.java2d.opengl.WGLSurfaceData.*; |
| import sun.java2d.opengl.OGLContext.OGLContextCaps; |
| import sun.java2d.pipe.hw.AccelDeviceEventListener; |
| import sun.java2d.pipe.hw.AccelDeviceEventNotifier; |
| import sun.java2d.windows.GDIWindowSurfaceData; |
| |
| public class WGLGraphicsConfig |
| extends Win32GraphicsConfig |
| implements OGLGraphicsConfig |
| { |
| protected static boolean wglAvailable; |
| private static ImageCapabilities imageCaps = new WGLImageCaps(); |
| |
| private BufferCapabilities bufferCaps; |
| private long pConfigInfo; |
| private ContextCapabilities oglCaps; |
| private OGLContext context; |
| private Object disposerReferent = new Object(); |
| |
| public static native int getDefaultPixFmt(int screennum); |
| private static native boolean initWGL(); |
| private static native long getWGLConfigInfo(int screennum, int visualnum); |
| private static native int getOGLCapabilities(long configInfo); |
| |
| static { |
| wglAvailable = initWGL(); |
| } |
| |
| protected WGLGraphicsConfig(Win32GraphicsDevice device, int visualnum, |
| long configInfo, ContextCapabilities oglCaps) |
| { |
| super(device, visualnum); |
| this.pConfigInfo = configInfo; |
| this.oglCaps = oglCaps; |
| context = new OGLContext(OGLRenderQueue.getInstance(), this); |
| |
| // add a record to the Disposer so that we destroy the native |
| // WGLGraphicsConfigInfo data when this object goes away |
| Disposer.addRecord(disposerReferent, |
| new WGLGCDisposerRecord(pConfigInfo, |
| device.getScreen())); |
| } |
| |
| public Object getProxyKey() { |
| return this; |
| } |
| |
| public SurfaceData createManagedSurface(int w, int h, int transparency) { |
| return WGLSurfaceData.createData(this, w, h, |
| getColorModel(transparency), |
| null, |
| OGLSurfaceData.TEXTURE); |
| } |
| |
| public static WGLGraphicsConfig getConfig(Win32GraphicsDevice device, |
| int pixfmt) |
| { |
| if (!wglAvailable) { |
| return null; |
| } |
| |
| long cfginfo = 0; |
| final String ids[] = new String[1]; |
| OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
| rq.lock(); |
| try { |
| // getWGLConfigInfo() creates and destroys temporary |
| // surfaces/contexts, so we should first invalidate the current |
| // Java-level context and flush the queue... |
| OGLContext.invalidateCurrentContext(); |
| WGLGetConfigInfo action = |
| new WGLGetConfigInfo(device.getScreen(), pixfmt); |
| rq.flushAndInvokeNow(action); |
| cfginfo = action.getConfigInfo(); |
| if (cfginfo != 0L) { |
| OGLContext.setScratchSurface(cfginfo); |
| rq.flushAndInvokeNow(new Runnable() { |
| public void run() { |
| ids[0] = OGLContext.getOGLIdString(); |
| } |
| }); |
| } |
| } finally { |
| rq.unlock(); |
| } |
| if (cfginfo == 0) { |
| return null; |
| } |
| |
| int oglCaps = getOGLCapabilities(cfginfo); |
| ContextCapabilities caps = new OGLContextCaps(oglCaps, ids[0]); |
| |
| return new WGLGraphicsConfig(device, pixfmt, cfginfo, caps); |
| } |
| |
| /** |
| * This is a small helper class that allows us to execute |
| * getWGLConfigInfo() on the queue flushing thread. |
| */ |
| private static class WGLGetConfigInfo implements Runnable { |
| private int screen; |
| private int pixfmt; |
| private long cfginfo; |
| private WGLGetConfigInfo(int screen, int pixfmt) { |
| this.screen = screen; |
| this.pixfmt = pixfmt; |
| } |
| public void run() { |
| cfginfo = getWGLConfigInfo(screen, pixfmt); |
| } |
| public long getConfigInfo() { |
| return cfginfo; |
| } |
| } |
| |
| public static boolean isWGLAvailable() { |
| return wglAvailable; |
| } |
| |
| /** |
| * Returns true if the provided capability bit is present for this config. |
| * See OGLContext.java for a list of supported capabilities. |
| */ |
| @Override |
| public final boolean isCapPresent(int cap) { |
| return ((oglCaps.getCaps() & cap) != 0); |
| } |
| |
| @Override |
| public final long getNativeConfigInfo() { |
| return pConfigInfo; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see sun.java2d.pipe.hw.BufferedContextProvider#getContext |
| */ |
| @Override |
| public final OGLContext getContext() { |
| return context; |
| } |
| |
| private static class WGLGCDisposerRecord implements DisposerRecord { |
| private long pCfgInfo; |
| private int screen; |
| public WGLGCDisposerRecord(long pCfgInfo, int screen) { |
| this.pCfgInfo = pCfgInfo; |
| } |
| public void dispose() { |
| OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
| rq.lock(); |
| try { |
| rq.flushAndInvokeNow(new Runnable() { |
| public void run() { |
| AccelDeviceEventNotifier. |
| eventOccured(screen, |
| AccelDeviceEventNotifier.DEVICE_RESET); |
| AccelDeviceEventNotifier. |
| eventOccured(screen, |
| AccelDeviceEventNotifier.DEVICE_DISPOSED); |
| } |
| }); |
| } finally { |
| rq.unlock(); |
| } |
| if (pCfgInfo != 0) { |
| OGLRenderQueue.disposeGraphicsConfig(pCfgInfo); |
| pCfgInfo = 0; |
| } |
| } |
| } |
| |
| @Override |
| public synchronized void displayChanged() { |
| super.displayChanged(); |
| // the context could hold a reference to a WGLSurfaceData, which in |
| // turn has a reference back to this WGLGraphicsConfig, so in order |
| // for this instance to be disposed we need to break the connection |
| OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
| rq.lock(); |
| try { |
| OGLContext.invalidateCurrentContext(); |
| } finally { |
| rq.unlock(); |
| } |
| } |
| |
| @Override |
| public ColorModel getColorModel(int transparency) { |
| switch (transparency) { |
| case Transparency.OPAQUE: |
| // REMIND: once the ColorModel spec is changed, this should be |
| // an opaque premultiplied DCM... |
| return new DirectColorModel(24, 0xff0000, 0xff00, 0xff); |
| case Transparency.BITMASK: |
| return new DirectColorModel(25, 0xff0000, 0xff00, 0xff, 0x1000000); |
| case Transparency.TRANSLUCENT: |
| ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB); |
| return new DirectColorModel(cs, 32, |
| 0xff0000, 0xff00, 0xff, 0xff000000, |
| true, DataBuffer.TYPE_INT); |
| default: |
| return null; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return ("WGLGraphicsConfig[dev="+screen+",pixfmt="+visual+"]"); |
| } |
| |
| /** |
| * The following methods are invoked from WComponentPeer.java rather |
| * than having the Win32-dependent implementations hardcoded in that |
| * class. This way the appropriate actions are taken based on the peer's |
| * GraphicsConfig, whether it is a Win32GraphicsConfig or a |
| * WGLGraphicsConfig. |
| */ |
| |
| /** |
| * Creates a new SurfaceData that will be associated with the given |
| * WComponentPeer. |
| */ |
| @Override |
| public SurfaceData createSurfaceData(WComponentPeer peer, |
| int numBackBuffers) |
| { |
| SurfaceData sd = WGLSurfaceData.createData(peer); |
| if (sd == null) { |
| sd = GDIWindowSurfaceData.createData(peer); |
| } |
| return sd; |
| } |
| |
| /** |
| * The following methods correspond to the multibuffering methods in |
| * WComponentPeer.java... |
| */ |
| |
| /** |
| * Checks that the requested configuration is natively supported; if not, |
| * an AWTException is thrown. |
| */ |
| @Override |
| public void assertOperationSupported(Component target, |
| int numBuffers, |
| BufferCapabilities caps) |
| throws AWTException |
| { |
| if (numBuffers > 2) { |
| throw new AWTException( |
| "Only double or single buffering is supported"); |
| } |
| BufferCapabilities configCaps = getBufferCapabilities(); |
| if (!configCaps.isPageFlipping()) { |
| throw new AWTException("Page flipping is not supported"); |
| } |
| if (caps.getFlipContents() == BufferCapabilities.FlipContents.PRIOR) { |
| throw new AWTException("FlipContents.PRIOR is not supported"); |
| } |
| } |
| |
| /** |
| * Creates a WGL-based backbuffer for the given peer and returns the |
| * image wrapper. |
| */ |
| @Override |
| public VolatileImage createBackBuffer(WComponentPeer peer) { |
| Component target = (Component)peer.getTarget(); |
| return new SunVolatileImage(target, |
| target.getWidth(), target.getHeight(), |
| Boolean.TRUE); |
| } |
| |
| /** |
| * Performs the native WGL flip operation for the given target Component. |
| */ |
| @Override |
| public void flip(WComponentPeer peer, |
| Component target, VolatileImage backBuffer, |
| int x1, int y1, int x2, int y2, |
| BufferCapabilities.FlipContents flipAction) |
| { |
| if (flipAction == BufferCapabilities.FlipContents.COPIED) { |
| SurfaceManager vsm = SurfaceManager.getManager(backBuffer); |
| SurfaceData sd = vsm.getPrimarySurfaceData(); |
| |
| if (sd instanceof WGLVSyncOffScreenSurfaceData) { |
| WGLVSyncOffScreenSurfaceData vsd = |
| (WGLVSyncOffScreenSurfaceData)sd; |
| SurfaceData bbsd = vsd.getFlipSurface(); |
| Graphics2D bbg = |
| new SunGraphics2D(bbsd, Color.black, Color.white, null); |
| try { |
| bbg.drawImage(backBuffer, 0, 0, null); |
| } finally { |
| bbg.dispose(); |
| } |
| } else { |
| Graphics g = peer.getGraphics(); |
| try { |
| g.drawImage(backBuffer, |
| x1, y1, x2, y2, |
| x1, y1, x2, y2, |
| null); |
| } finally { |
| g.dispose(); |
| } |
| return; |
| } |
| } else if (flipAction == BufferCapabilities.FlipContents.PRIOR) { |
| // not supported by WGL... |
| return; |
| } |
| |
| OGLSurfaceData.swapBuffers(peer.getData()); |
| |
| if (flipAction == BufferCapabilities.FlipContents.BACKGROUND) { |
| Graphics g = backBuffer.getGraphics(); |
| try { |
| g.setColor(target.getBackground()); |
| g.fillRect(0, 0, |
| backBuffer.getWidth(), |
| backBuffer.getHeight()); |
| } finally { |
| g.dispose(); |
| } |
| } |
| } |
| |
| private static class WGLBufferCaps extends BufferCapabilities { |
| public WGLBufferCaps(boolean dblBuf) { |
| super(imageCaps, imageCaps, |
| dblBuf ? FlipContents.UNDEFINED : null); |
| } |
| } |
| |
| @Override |
| public BufferCapabilities getBufferCapabilities() { |
| if (bufferCaps == null) { |
| boolean dblBuf = isCapPresent(CAPS_DOUBLEBUFFERED); |
| bufferCaps = new WGLBufferCaps(dblBuf); |
| } |
| return bufferCaps; |
| } |
| |
| private static class WGLImageCaps extends ImageCapabilities { |
| private WGLImageCaps() { |
| super(true); |
| } |
| public boolean isTrueVolatile() { |
| return true; |
| } |
| } |
| |
| @Override |
| public ImageCapabilities getImageCapabilities() { |
| return imageCaps; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see sun.java2d.pipe.hw.AccelGraphicsConfig#createCompatibleVolatileImage |
| */ |
| @Override |
| public VolatileImage |
| createCompatibleVolatileImage(int width, int height, |
| int transparency, int type) |
| { |
| if (type == FLIP_BACKBUFFER || type == WINDOW || type == UNDEFINED || |
| transparency == Transparency.BITMASK) |
| { |
| return null; |
| } |
| |
| if (type == FBOBJECT) { |
| if (!isCapPresent(CAPS_EXT_FBOBJECT)) { |
| return null; |
| } |
| } else if (type == PBUFFER) { |
| boolean isOpaque = transparency == Transparency.OPAQUE; |
| if (!isOpaque && !isCapPresent(CAPS_STORED_ALPHA)) { |
| return null; |
| } |
| } |
| |
| SunVolatileImage vi = new AccelTypedVolatileImage(this, width, height, |
| transparency, type); |
| Surface sd = vi.getDestSurface(); |
| if (!(sd instanceof AccelSurface) || |
| ((AccelSurface)sd).getType() != type) |
| { |
| vi.flush(); |
| vi = null; |
| } |
| |
| return vi; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see sun.java2d.pipe.hw.AccelGraphicsConfig#getContextCapabilities |
| */ |
| @Override |
| public ContextCapabilities getContextCapabilities() { |
| return oglCaps; |
| } |
| |
| @Override |
| public void addDeviceEventListener(AccelDeviceEventListener l) { |
| AccelDeviceEventNotifier.addListener(l, screen.getScreen()); |
| } |
| |
| @Override |
| public void removeDeviceEventListener(AccelDeviceEventListener l) { |
| AccelDeviceEventNotifier.removeListener(l); |
| } |
| } |