| /* |
| * Copyright (c) 2003, 2016, 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.Color; |
| import java.awt.Component; |
| import java.awt.Graphics; |
| import java.awt.Graphics2D; |
| import java.awt.Image; |
| import java.awt.ImageCapabilities; |
| import java.awt.Transparency; |
| import java.awt.color.ColorSpace; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.ColorModel; |
| import java.awt.image.DataBuffer; |
| import java.awt.image.DirectColorModel; |
| import java.awt.image.VolatileImage; |
| import java.awt.image.WritableRaster; |
| import sun.awt.X11ComponentPeer; |
| import sun.awt.X11GraphicsConfig; |
| import sun.awt.X11GraphicsDevice; |
| import sun.awt.X11GraphicsEnvironment; |
| import sun.awt.image.OffScreenImage; |
| import sun.awt.image.SunVolatileImage; |
| import sun.awt.image.SurfaceManager; |
| 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.OGLSurfaceData.*; |
| import static sun.java2d.opengl.OGLContext.*; |
| import static sun.java2d.opengl.OGLContext.OGLContextCaps.*; |
| import sun.java2d.opengl.GLXSurfaceData.GLXVSyncOffScreenSurfaceData; |
| |
| public class GLXGraphicsConfig |
| extends X11GraphicsConfig |
| implements OGLGraphicsConfig |
| { |
| private static ImageCapabilities imageCaps = new GLXImageCaps(); |
| private BufferCapabilities bufferCaps; |
| private long pConfigInfo; |
| private ContextCapabilities oglCaps; |
| private OGLContext context; |
| |
| private static native long getGLXConfigInfo(int screennum, int visualnum); |
| private static native int getOGLCapabilities(long configInfo); |
| private native void initConfig(long aData, long ctxinfo); |
| |
| private GLXGraphicsConfig(X11GraphicsDevice device, int visualnum, |
| long configInfo, ContextCapabilities oglCaps) |
| { |
| super(device, visualnum, 0, 0, |
| (oglCaps.getCaps() & CAPS_DOUBLEBUFFERED) != 0); |
| pConfigInfo = configInfo; |
| initConfig(getAData(), configInfo); |
| this.oglCaps = oglCaps; |
| context = new OGLContext(OGLRenderQueue.getInstance(), this); |
| } |
| |
| @Override |
| public Object getProxyKey() { |
| return this; |
| } |
| |
| @Override |
| public SurfaceData createManagedSurface(int w, int h, int transparency) { |
| return GLXSurfaceData.createData(this, w, h, |
| getColorModel(transparency), |
| null, |
| OGLSurfaceData.TEXTURE); |
| } |
| |
| public static GLXGraphicsConfig getConfig(X11GraphicsDevice device, |
| int visualnum) |
| { |
| if (!X11GraphicsEnvironment.isGLXAvailable()) { |
| return null; |
| } |
| |
| long cfginfo = 0; |
| final String ids[] = new String[1]; |
| OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
| rq.lock(); |
| try { |
| // getGLXConfigInfo() creates and destroys temporary |
| // surfaces/contexts, so we should first invalidate the current |
| // Java-level context and flush the queue... |
| OGLContext.invalidateCurrentContext(); |
| GLXGetConfigInfo action = |
| new GLXGetConfigInfo(device.getScreen(), visualnum); |
| 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 GLXGraphicsConfig(device, visualnum, cfginfo, caps); |
| } |
| |
| /** |
| * This is a small helper class that allows us to execute |
| * getGLXConfigInfo() on the queue flushing thread. |
| */ |
| private static class GLXGetConfigInfo implements Runnable { |
| private int screen; |
| private int visual; |
| private long cfginfo; |
| private GLXGetConfigInfo(int screen, int visual) { |
| this.screen = screen; |
| this.visual = visual; |
| } |
| public void run() { |
| cfginfo = getGLXConfigInfo(screen, visual); |
| } |
| public long getConfigInfo() { |
| return cfginfo; |
| } |
| } |
| |
| /** |
| * 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; |
| } |
| |
| @Override |
| public BufferedImage createCompatibleImage(int width, int height) { |
| ColorModel model = new DirectColorModel(24, 0xff0000, 0xff00, 0xff); |
| WritableRaster |
| raster = model.createCompatibleWritableRaster(width, height); |
| return new BufferedImage(model, raster, model.isAlphaPremultiplied(), |
| null); |
| } |
| |
| @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; |
| } |
| } |
| |
| public String toString() { |
| return ("GLXGraphicsConfig[dev="+screen+ |
| ",vis=0x"+Integer.toHexString(visual)+ |
| "]"); |
| } |
| |
| /** |
| * The following methods are invoked from MToolkit or XToolkit.java and |
| * X11ComponentPeer.java rather than having the X11-dependent |
| * implementations hardcoded in those classes. This way the appropriate |
| * actions are taken based on the peer's GraphicsConfig, whether it is |
| * an X11GraphicsConfig or a GLXGraphicsConfig. |
| */ |
| |
| /** |
| * Creates a new SurfaceData that will be associated with the given |
| * X11ComponentPeer. |
| */ |
| @Override |
| public SurfaceData createSurfaceData(X11ComponentPeer peer) { |
| return GLXSurfaceData.createData(peer); |
| } |
| |
| /** |
| * Creates a new hidden-acceleration image of the given width and height |
| * that is associated with the target Component. |
| */ |
| @Override |
| public Image createAcceleratedImage(Component target, |
| int width, int height) |
| { |
| ColorModel model = getColorModel(Transparency.OPAQUE); |
| WritableRaster wr = |
| model.createCompatibleWritableRaster(width, height); |
| return new OffScreenImage(target, model, wr, |
| model.isAlphaPremultiplied()); |
| } |
| |
| /** |
| * The following methods correspond to the multibuffering methods in |
| * X11ComponentPeer.java... |
| */ |
| |
| /** |
| * Attempts to create a GLX-based backbuffer for the given peer. If |
| * the requested configuration is not natively supported, an AWTException |
| * is thrown. Otherwise, if the backbuffer creation is successful, a |
| * value of 1 is returned. |
| */ |
| @Override |
| public long createBackBuffer(X11ComponentPeer peer, |
| 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"); |
| } |
| |
| // non-zero return value means backbuffer creation was successful |
| // (checked in X11ComponentPeer.flip(), etc.) |
| return 1; |
| } |
| |
| /** |
| * Destroys the backbuffer object represented by the given handle value. |
| */ |
| @Override |
| public void destroyBackBuffer(long backBuffer) { |
| } |
| |
| /** |
| * Creates a VolatileImage that essentially wraps the target Component's |
| * backbuffer (the provided backbuffer handle is essentially ignored). |
| */ |
| @Override |
| public VolatileImage createBackBufferImage(Component target, |
| long backBuffer) |
| { |
| return new SunVolatileImage(target, |
| target.getWidth(), target.getHeight(), |
| Boolean.TRUE); |
| } |
| |
| /** |
| * Performs the native GLX flip operation for the given target Component. |
| */ |
| @Override |
| public void flip(X11ComponentPeer peer, |
| Component target, VolatileImage xBackBuffer, |
| int x1, int y1, int x2, int y2, |
| BufferCapabilities.FlipContents flipAction) |
| { |
| if (flipAction == BufferCapabilities.FlipContents.COPIED) { |
| SurfaceManager vsm = SurfaceManager.getManager(xBackBuffer); |
| SurfaceData sd = vsm.getPrimarySurfaceData(); |
| |
| if (sd instanceof GLXVSyncOffScreenSurfaceData) { |
| GLXVSyncOffScreenSurfaceData vsd = |
| (GLXVSyncOffScreenSurfaceData)sd; |
| SurfaceData bbsd = vsd.getFlipSurface(); |
| Graphics2D bbg = |
| new SunGraphics2D(bbsd, Color.black, Color.white, null); |
| try { |
| bbg.drawImage(xBackBuffer, 0, 0, null); |
| } finally { |
| bbg.dispose(); |
| } |
| } else { |
| Graphics g = peer.getGraphics(); |
| try { |
| g.drawImage(xBackBuffer, |
| x1, y1, x2, y2, |
| x1, y1, x2, y2, |
| null); |
| } finally { |
| g.dispose(); |
| } |
| return; |
| } |
| } else if (flipAction == BufferCapabilities.FlipContents.PRIOR) { |
| // not supported by GLX... |
| return; |
| } |
| |
| OGLSurfaceData.swapBuffers(peer.getContentWindow()); |
| |
| if (flipAction == BufferCapabilities.FlipContents.BACKGROUND) { |
| Graphics g = xBackBuffer.getGraphics(); |
| try { |
| g.setColor(target.getBackground()); |
| g.fillRect(0, 0, |
| xBackBuffer.getWidth(), |
| xBackBuffer.getHeight()); |
| } finally { |
| g.dispose(); |
| } |
| } |
| } |
| |
| private static class GLXBufferCaps extends BufferCapabilities { |
| public GLXBufferCaps(boolean dblBuf) { |
| super(imageCaps, imageCaps, |
| dblBuf ? FlipContents.UNDEFINED : null); |
| } |
| } |
| |
| @Override |
| public BufferCapabilities getBufferCapabilities() { |
| if (bufferCaps == null) { |
| bufferCaps = new GLXBufferCaps(isDoubleBuffered()); |
| } |
| return bufferCaps; |
| } |
| |
| private static class GLXImageCaps extends ImageCapabilities { |
| private GLXImageCaps() { |
| 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 != FBOBJECT && type != TEXTURE) |
| || transparency == Transparency.BITMASK |
| || type == FBOBJECT && !isCapPresent(CAPS_EXT_FBOBJECT)) { |
| 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; |
| } |
| } |