| /* |
| * Copyright (c) 2011, 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.Component; |
| import java.awt.Graphics; |
| import java.awt.Graphics2D; |
| import java.awt.Image; |
| import java.awt.ImageCapabilities; |
| import java.awt.Rectangle; |
| 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.CGraphicsConfig; |
| import sun.awt.CGraphicsDevice; |
| import sun.awt.image.OffScreenImage; |
| import sun.awt.image.SunVolatileImage; |
| import sun.java2d.Disposer; |
| import sun.java2d.DisposerRecord; |
| import sun.java2d.Surface; |
| import sun.java2d.SurfaceData; |
| import sun.java2d.opengl.OGLContext.OGLContextCaps; |
| 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.OGLContextCaps.*; |
| |
| import sun.lwawt.LWComponentPeer; |
| import sun.lwawt.macosx.CPlatformView; |
| |
| public final class CGLGraphicsConfig extends CGraphicsConfig |
| implements OGLGraphicsConfig |
| { |
| //private static final int kOpenGLSwapInterval = |
| // RuntimeOptions.getCurrentOptions().OpenGLSwapInterval; |
| private static final int kOpenGLSwapInterval = 0; // TODO |
| private static boolean cglAvailable; |
| private static ImageCapabilities imageCaps = new CGLImageCaps(); |
| |
| private int pixfmt; |
| private BufferCapabilities bufferCaps; |
| private long pConfigInfo; |
| private ContextCapabilities oglCaps; |
| private OGLContext context; |
| private final Object disposerReferent = new Object(); |
| private final int maxTextureSize; |
| |
| private static native boolean initCGL(); |
| private static native long getCGLConfigInfo(int displayID, int visualnum, |
| int swapInterval); |
| private static native int getOGLCapabilities(long configInfo); |
| |
| /** |
| * Returns GL_MAX_TEXTURE_SIZE from the shared opengl context. Must be |
| * called under OGLRQ lock, because this method change current context. |
| * |
| * @return GL_MAX_TEXTURE_SIZE |
| */ |
| private static native int nativeGetMaxTextureSize(); |
| |
| static { |
| cglAvailable = initCGL(); |
| } |
| |
| private CGLGraphicsConfig(CGraphicsDevice device, int pixfmt, |
| long configInfo, int maxTextureSize, |
| ContextCapabilities oglCaps) { |
| super(device); |
| |
| this.pixfmt = pixfmt; |
| this.pConfigInfo = configInfo; |
| this.oglCaps = oglCaps; |
| this.maxTextureSize = maxTextureSize; |
| context = new OGLContext(OGLRenderQueue.getInstance(), this); |
| |
| // add a record to the Disposer so that we destroy the native |
| // CGLGraphicsConfigInfo data when this object goes away |
| Disposer.addRecord(disposerReferent, |
| new CGLGCDisposerRecord(pConfigInfo)); |
| } |
| |
| @Override |
| public Object getProxyKey() { |
| return this; |
| } |
| |
| @Override |
| public SurfaceData createManagedSurface(int w, int h, int transparency) { |
| return CGLSurfaceData.createData(this, w, h, |
| getColorModel(transparency), |
| null, |
| OGLSurfaceData.TEXTURE); |
| } |
| |
| public static CGLGraphicsConfig getConfig(CGraphicsDevice device, |
| int pixfmt) |
| { |
| if (!cglAvailable) { |
| return null; |
| } |
| |
| long cfginfo = 0; |
| int textureSize = 0; |
| final String ids[] = new String[1]; |
| OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
| rq.lock(); |
| try { |
| // getCGLConfigInfo() creates and destroys temporary |
| // surfaces/contexts, so we should first invalidate the current |
| // Java-level context and flush the queue... |
| OGLContext.invalidateCurrentContext(); |
| |
| cfginfo = getCGLConfigInfo(device.getCGDisplayID(), pixfmt, |
| kOpenGLSwapInterval); |
| if (cfginfo != 0L) { |
| textureSize = nativeGetMaxTextureSize(); |
| // 7160609: GL still fails to create a square texture of this |
| // size. Half should be safe enough. |
| // Explicitly not support a texture more than 2^14, see 8010999. |
| textureSize = textureSize <= 16384 ? textureSize / 2 : 8192; |
| OGLContext.setScratchSurface(cfginfo); |
| rq.flushAndInvokeNow(() -> { |
| 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 CGLGraphicsConfig(device, pixfmt, cfginfo, textureSize, caps); |
| } |
| |
| public static boolean isCGLAvailable() { |
| return cglAvailable; |
| } |
| |
| /** |
| * Returns true if the provided capability bit is present for this config. |
| * See OGLContext.java for a list of supported capabilities. |
| */ |
| @Override |
| public boolean isCapPresent(int cap) { |
| return ((oglCaps.getCaps() & cap) != 0); |
| } |
| |
| @Override |
| public long getNativeConfigInfo() { |
| return pConfigInfo; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see sun.java2d.pipe.hw.BufferedContextProvider#getContext |
| */ |
| @Override |
| public 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 boolean isDoubleBuffered() { |
| return isCapPresent(CAPS_DOUBLEBUFFERED); |
| } |
| |
| private static class CGLGCDisposerRecord implements DisposerRecord { |
| private long pCfgInfo; |
| public CGLGCDisposerRecord(long pCfgInfo) { |
| this.pCfgInfo = pCfgInfo; |
| } |
| public void dispose() { |
| if (pCfgInfo != 0) { |
| OGLRenderQueue.disposeGraphicsConfig(pCfgInfo); |
| pCfgInfo = 0; |
| } |
| } |
| } |
| |
| // TODO: CGraphicsConfig doesn't implement displayChanged() yet |
| //@Override |
| public synchronized void displayChanged() { |
| //super.displayChanged(); |
| |
| // the context could hold a reference to a CGLSurfaceData, which in |
| // turn has a reference back to this CGLGraphicsConfig, 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 String toString() { |
| int displayID = getDevice().getCGDisplayID(); |
| return ("CGLGraphicsConfig[dev="+displayID+",pixfmt="+pixfmt+"]"); |
| } |
| |
| @Override |
| public SurfaceData createSurfaceData(CPlatformView pView) { |
| return CGLSurfaceData.createData(pView); |
| } |
| |
| @Override |
| public SurfaceData createSurfaceData(CGLLayer layer) { |
| return CGLSurfaceData.createData(layer); |
| } |
| |
| @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()); |
| } |
| |
| @Override |
| public void assertOperationSupported(final int numBuffers, |
| final BufferCapabilities caps) |
| throws AWTException { |
| // Assume this method is never called with numBuffers != 2, as 0 is |
| // unsupported, and 1 corresponds to a SingleBufferStrategy which |
| // doesn't depend on the peer. Screen is considered as a separate |
| // "buffer". |
| if (numBuffers != 2) { |
| throw new AWTException("Only double buffering is supported"); |
| } |
| final 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"); |
| } |
| } |
| |
| @Override |
| public Image createBackBuffer(final LWComponentPeer<?, ?> peer) { |
| final Rectangle r = peer.getBounds(); |
| // It is possible for the component to have size 0x0, adjust it to |
| // be at least 1x1 to avoid IAE |
| final int w = Math.max(1, r.width); |
| final int h = Math.max(1, r.height); |
| final int transparency = peer.isTranslucent() ? Transparency.TRANSLUCENT |
| : Transparency.OPAQUE; |
| return new SunVolatileImage(this, w, h, transparency, null); |
| } |
| |
| @Override |
| public void destroyBackBuffer(final Image backBuffer) { |
| if (backBuffer != null) { |
| backBuffer.flush(); |
| } |
| } |
| |
| @Override |
| public void flip(final LWComponentPeer<?, ?> peer, final Image backBuffer, |
| final int x1, final int y1, final int x2, final int y2, |
| final BufferCapabilities.FlipContents flipAction) { |
| final Graphics g = peer.getGraphics(); |
| try { |
| g.drawImage(backBuffer, x1, y1, x2, y2, x1, y1, x2, y2, null); |
| } finally { |
| g.dispose(); |
| } |
| if (flipAction == BufferCapabilities.FlipContents.BACKGROUND) { |
| final Graphics2D bg = (Graphics2D) backBuffer.getGraphics(); |
| try { |
| bg.setBackground(peer.getBackground()); |
| bg.clearRect(0, 0, backBuffer.getWidth(null), |
| backBuffer.getHeight(null)); |
| } finally { |
| bg.dispose(); |
| } |
| } |
| } |
| |
| private static class CGLBufferCaps extends BufferCapabilities { |
| public CGLBufferCaps(boolean dblBuf) { |
| super(imageCaps, imageCaps, |
| dblBuf ? FlipContents.UNDEFINED : null); |
| } |
| } |
| |
| @Override |
| public BufferCapabilities getBufferCapabilities() { |
| if (bufferCaps == null) { |
| bufferCaps = new CGLBufferCaps(isDoubleBuffered()); |
| } |
| return bufferCaps; |
| } |
| |
| private static class CGLImageCaps extends ImageCapabilities { |
| private CGLImageCaps() { |
| super(true); |
| } |
| public boolean isTrueVolatile() { |
| return true; |
| } |
| } |
| |
| @Override |
| public ImageCapabilities getImageCapabilities() { |
| return imageCaps; |
| } |
| |
| @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; |
| } |
| |
| @Override |
| public int getMaxTextureWidth() { |
| return Math.max(maxTextureSize / getDevice().getScaleFactor(), |
| getBounds().width); |
| } |
| |
| @Override |
| public int getMaxTextureHeight() { |
| return Math.max(maxTextureSize / getDevice().getScaleFactor(), |
| getBounds().height); |
| } |
| } |