author | erikj |
Tue, 12 Sep 2017 19:03:39 +0200 | |
changeset 47216 | 71c04702a3d5 |
parent 41398 | jdk/src/java.desktop/macosx/classes/sun/java2d/opengl/CGLGraphicsConfig.java@1f7d85a74c12 |
child 52248 | 2e330da7cbf4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.java2d.opengl; |
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import java.awt.AWTException; |
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import java.awt.BufferCapabilities; |
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import java.awt.Component; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.Image; |
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import java.awt.ImageCapabilities; |
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import java.awt.Rectangle; |
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import java.awt.Transparency; |
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import java.awt.color.ColorSpace; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.ColorModel; |
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import java.awt.image.DataBuffer; |
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import java.awt.image.DirectColorModel; |
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import java.awt.image.VolatileImage; |
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import java.awt.image.WritableRaster; |
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import sun.awt.CGraphicsConfig; |
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import sun.awt.CGraphicsDevice; |
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import sun.awt.image.OffScreenImage; |
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import sun.awt.image.SunVolatileImage; |
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import sun.java2d.Disposer; |
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import sun.java2d.DisposerRecord; |
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import sun.java2d.Surface; |
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import sun.java2d.SurfaceData; |
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import sun.java2d.opengl.OGLContext.OGLContextCaps; |
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import sun.java2d.pipe.hw.AccelSurface; |
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import sun.java2d.pipe.hw.AccelTypedVolatileImage; |
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import sun.java2d.pipe.hw.ContextCapabilities; |
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import static sun.java2d.opengl.OGLSurfaceData.*; |
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import static sun.java2d.opengl.OGLContext.OGLContextCaps.*; |
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import sun.lwawt.LWComponentPeer; |
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import sun.lwawt.macosx.CPlatformView; |
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public final class CGLGraphicsConfig extends CGraphicsConfig |
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implements OGLGraphicsConfig |
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{ |
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//private static final int kOpenGLSwapInterval = |
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// RuntimeOptions.getCurrentOptions().OpenGLSwapInterval; |
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private static final int kOpenGLSwapInterval = 0; // TODO |
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private static boolean cglAvailable; |
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private static ImageCapabilities imageCaps = new CGLImageCaps(); |
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private int pixfmt; |
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private BufferCapabilities bufferCaps; |
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private long pConfigInfo; |
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private ContextCapabilities oglCaps; |
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private OGLContext context; |
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private final Object disposerReferent = new Object(); |
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private final int maxTextureSize; |
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private static native boolean initCGL(); |
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private static native long getCGLConfigInfo(int displayID, int visualnum, |
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int swapInterval); |
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private static native int getOGLCapabilities(long configInfo); |
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/** |
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* Returns GL_MAX_TEXTURE_SIZE from the shared opengl context. Must be |
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* called under OGLRQ lock, because this method change current context. |
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* |
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* @return GL_MAX_TEXTURE_SIZE |
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*/ |
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private static native int nativeGetMaxTextureSize(); |
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static { |
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cglAvailable = initCGL(); |
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} |
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private CGLGraphicsConfig(CGraphicsDevice device, int pixfmt, |
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long configInfo, int maxTextureSize, |
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ContextCapabilities oglCaps) { |
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super(device); |
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this.pixfmt = pixfmt; |
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this.pConfigInfo = configInfo; |
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this.oglCaps = oglCaps; |
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this.maxTextureSize = maxTextureSize; |
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context = new OGLContext(OGLRenderQueue.getInstance(), this); |
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// add a record to the Disposer so that we destroy the native |
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// CGLGraphicsConfigInfo data when this object goes away |
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Disposer.addRecord(disposerReferent, |
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new CGLGCDisposerRecord(pConfigInfo)); |
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} |
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@Override |
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public Object getProxyKey() { |
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return this; |
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} |
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@Override |
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public SurfaceData createManagedSurface(int w, int h, int transparency) { |
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return CGLSurfaceData.createData(this, w, h, |
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getColorModel(transparency), |
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null, |
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OGLSurfaceData.TEXTURE); |
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} |
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public static CGLGraphicsConfig getConfig(CGraphicsDevice device, |
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int pixfmt) |
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{ |
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if (!cglAvailable) { |
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return null; |
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} |
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long cfginfo = 0; |
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int textureSize = 0; |
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final String ids[] = new String[1]; |
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OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
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rq.lock(); |
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try { |
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// getCGLConfigInfo() creates and destroys temporary |
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// surfaces/contexts, so we should first invalidate the current |
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// Java-level context and flush the queue... |
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OGLContext.invalidateCurrentContext(); |
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cfginfo = getCGLConfigInfo(device.getCGDisplayID(), pixfmt, |
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kOpenGLSwapInterval); |
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if (cfginfo != 0L) { |
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textureSize = nativeGetMaxTextureSize(); |
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// 7160609: GL still fails to create a square texture of this |
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// size. Half should be safe enough. |
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// Explicitly not support a texture more than 2^14, see 8010999. |
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textureSize = textureSize <= 16384 ? textureSize / 2 : 8192; |
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OGLContext.setScratchSurface(cfginfo); |
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rq.flushAndInvokeNow(() -> { |
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ids[0] = OGLContext.getOGLIdString(); |
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}); |
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} |
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} finally { |
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rq.unlock(); |
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} |
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if (cfginfo == 0) { |
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return null; |
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} |
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int oglCaps = getOGLCapabilities(cfginfo); |
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ContextCapabilities caps = new OGLContextCaps(oglCaps, ids[0]); |
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return new CGLGraphicsConfig(device, pixfmt, cfginfo, textureSize, caps); |
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} |
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public static boolean isCGLAvailable() { |
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return cglAvailable; |
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} |
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/** |
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* Returns true if the provided capability bit is present for this config. |
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* See OGLContext.java for a list of supported capabilities. |
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*/ |
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@Override |
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public boolean isCapPresent(int cap) { |
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return ((oglCaps.getCaps() & cap) != 0); |
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} |
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@Override |
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public long getNativeConfigInfo() { |
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return pConfigInfo; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @see sun.java2d.pipe.hw.BufferedContextProvider#getContext |
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*/ |
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@Override |
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public OGLContext getContext() { |
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return context; |
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} |
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@Override |
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public BufferedImage createCompatibleImage(int width, int height) { |
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ColorModel model = new DirectColorModel(24, 0xff0000, 0xff00, 0xff); |
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WritableRaster |
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raster = model.createCompatibleWritableRaster(width, height); |
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return new BufferedImage(model, raster, model.isAlphaPremultiplied(), |
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null); |
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} |
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@Override |
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public ColorModel getColorModel(int transparency) { |
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switch (transparency) { |
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case Transparency.OPAQUE: |
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// REMIND: once the ColorModel spec is changed, this should be |
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// an opaque premultiplied DCM... |
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return new DirectColorModel(24, 0xff0000, 0xff00, 0xff); |
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case Transparency.BITMASK: |
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return new DirectColorModel(25, 0xff0000, 0xff00, 0xff, 0x1000000); |
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case Transparency.TRANSLUCENT: |
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ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB); |
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return new DirectColorModel(cs, 32, |
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0xff0000, 0xff00, 0xff, 0xff000000, |
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true, DataBuffer.TYPE_INT); |
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default: |
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return null; |
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} |
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} |
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public boolean isDoubleBuffered() { |
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return isCapPresent(CAPS_DOUBLEBUFFERED); |
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} |
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private static class CGLGCDisposerRecord implements DisposerRecord { |
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private long pCfgInfo; |
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public CGLGCDisposerRecord(long pCfgInfo) { |
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this.pCfgInfo = pCfgInfo; |
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} |
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public void dispose() { |
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if (pCfgInfo != 0) { |
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OGLRenderQueue.disposeGraphicsConfig(pCfgInfo); |
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pCfgInfo = 0; |
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} |
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} |
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} |
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// TODO: CGraphicsConfig doesn't implement displayChanged() yet |
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//@Override |
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public synchronized void displayChanged() { |
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//super.displayChanged(); |
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// the context could hold a reference to a CGLSurfaceData, which in |
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// turn has a reference back to this CGLGraphicsConfig, so in order |
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// for this instance to be disposed we need to break the connection |
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OGLRenderQueue rq = OGLRenderQueue.getInstance(); |
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rq.lock(); |
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try { |
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OGLContext.invalidateCurrentContext(); |
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} finally { |
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rq.unlock(); |
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} |
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} |
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@Override |
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public String toString() { |
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int displayID = getDevice().getCGDisplayID(); |
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return ("CGLGraphicsConfig[dev="+displayID+",pixfmt="+pixfmt+"]"); |
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} |
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@Override |
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public SurfaceData createSurfaceData(CPlatformView pView) { |
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return CGLSurfaceData.createData(pView); |
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} |
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@Override |
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public SurfaceData createSurfaceData(CGLLayer layer) { |
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return CGLSurfaceData.createData(layer); |
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} |
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@Override |
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public Image createAcceleratedImage(Component target, |
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int width, int height) |
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{ |
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ColorModel model = getColorModel(Transparency.OPAQUE); |
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WritableRaster wr = model.createCompatibleWritableRaster(width, height); |
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return new OffScreenImage(target, model, wr, |
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model.isAlphaPremultiplied()); |
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} |
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@Override |
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public void assertOperationSupported(final int numBuffers, |
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final BufferCapabilities caps) |
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throws AWTException { |
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// Assume this method is never called with numBuffers != 2, as 0 is |
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// unsupported, and 1 corresponds to a SingleBufferStrategy which |
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// doesn't depend on the peer. Screen is considered as a separate |
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// "buffer". |
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if (numBuffers != 2) { |
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throw new AWTException("Only double buffering is supported"); |
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} |
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final BufferCapabilities configCaps = getBufferCapabilities(); |
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if (!configCaps.isPageFlipping()) { |
299 |
throw new AWTException("Page flipping is not supported"); |
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} |
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if (caps.getFlipContents() == BufferCapabilities.FlipContents.PRIOR) { |
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throw new AWTException("FlipContents.PRIOR is not supported"); |
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} |
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} |
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@Override |
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public Image createBackBuffer(final LWComponentPeer<?, ?> peer) { |
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final Rectangle r = peer.getBounds(); |
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// It is possible for the component to have size 0x0, adjust it to |
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// be at least 1x1 to avoid IAE |
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final int w = Math.max(1, r.width); |
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final int h = Math.max(1, r.height); |
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final int transparency = peer.isTranslucent() ? Transparency.TRANSLUCENT |
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: Transparency.OPAQUE; |
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return new SunVolatileImage(this, w, h, transparency, null); |
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} |
317 |
||
318 |
@Override |
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public void destroyBackBuffer(final Image backBuffer) { |
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if (backBuffer != null) { |
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backBuffer.flush(); |
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} |
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} |
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@Override |
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public void flip(final LWComponentPeer<?, ?> peer, final Image backBuffer, |
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final int x1, final int y1, final int x2, final int y2, |
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final BufferCapabilities.FlipContents flipAction) { |
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final Graphics g = peer.getGraphics(); |
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try { |
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g.drawImage(backBuffer, x1, y1, x2, y2, x1, y1, x2, y2, null); |
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} finally { |
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g.dispose(); |
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} |
335 |
if (flipAction == BufferCapabilities.FlipContents.BACKGROUND) { |
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final Graphics2D bg = (Graphics2D) backBuffer.getGraphics(); |
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try { |
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bg.setBackground(peer.getBackground()); |
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bg.clearRect(0, 0, backBuffer.getWidth(null), |
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backBuffer.getHeight(null)); |
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} finally { |
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bg.dispose(); |
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} |
344 |
} |
|
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} |
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private static class CGLBufferCaps extends BufferCapabilities { |
|
348 |
public CGLBufferCaps(boolean dblBuf) { |
|
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super(imageCaps, imageCaps, |
|
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dblBuf ? FlipContents.UNDEFINED : null); |
|
351 |
} |
|
352 |
} |
|
353 |
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354 |
@Override |
|
355 |
public BufferCapabilities getBufferCapabilities() { |
|
356 |
if (bufferCaps == null) { |
|
357 |
bufferCaps = new CGLBufferCaps(isDoubleBuffered()); |
|
358 |
} |
|
359 |
return bufferCaps; |
|
360 |
} |
|
361 |
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362 |
private static class CGLImageCaps extends ImageCapabilities { |
|
363 |
private CGLImageCaps() { |
|
364 |
super(true); |
|
365 |
} |
|
366 |
public boolean isTrueVolatile() { |
|
367 |
return true; |
|
368 |
} |
|
369 |
} |
|
370 |
||
371 |
@Override |
|
372 |
public ImageCapabilities getImageCapabilities() { |
|
373 |
return imageCaps; |
|
374 |
} |
|
375 |
||
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@Override |
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public VolatileImage createCompatibleVolatileImage(int width, int height, |
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int transparency, |
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int type) { |
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if ((type != FBOBJECT && type != TEXTURE) |
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|| transparency == Transparency.BITMASK |
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|| type == FBOBJECT && !isCapPresent(CAPS_EXT_FBOBJECT)) { |
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return null; |
384 |
} |
|
385 |
SunVolatileImage vi = new AccelTypedVolatileImage(this, width, height, |
|
386 |
transparency, type); |
|
387 |
Surface sd = vi.getDestSurface(); |
|
388 |
if (!(sd instanceof AccelSurface) || |
|
389 |
((AccelSurface)sd).getType() != type) |
|
390 |
{ |
|
391 |
vi.flush(); |
|
392 |
vi = null; |
|
393 |
} |
|
394 |
||
395 |
return vi; |
|
396 |
} |
|
397 |
||
398 |
/** |
|
399 |
* {@inheritDoc} |
|
400 |
* |
|
401 |
* @see sun.java2d.pipe.hw.AccelGraphicsConfig#getContextCapabilities |
|
402 |
*/ |
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@Override |
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public ContextCapabilities getContextCapabilities() { |
405 |
return oglCaps; |
|
406 |
} |
|
407 |
||
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@Override |
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public int getMaxTextureWidth() { |
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return Math.max(maxTextureSize / getDevice().getScaleFactor(), |
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getBounds().width); |
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} |
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|
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@Override |
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public int getMaxTextureHeight() { |
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return Math.max(maxTextureSize / getDevice().getScaleFactor(), |
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getBounds().height); |
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} |
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} |