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Java example source code file (GLXSurfaceData.java)
The GLXSurfaceData.java Java example source code/* * Copyright (c) 2003, 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.GraphicsConfiguration; import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Image; import java.awt.Rectangle; import java.awt.Transparency; import java.awt.image.ColorModel; import sun.awt.X11ComponentPeer; import sun.java2d.SurfaceData; import sun.java2d.loops.SurfaceType; public abstract class GLXSurfaceData extends OGLSurfaceData { protected X11ComponentPeer peer; private GLXGraphicsConfig graphicsConfig; private native void initOps(X11ComponentPeer peer, long aData); protected native boolean initPbuffer(long pData, long pConfigInfo, boolean isOpaque, int width, int height); protected GLXSurfaceData(X11ComponentPeer peer, GLXGraphicsConfig gc, ColorModel cm, int type) { super(gc, cm, type); this.peer = peer; this.graphicsConfig = gc; initOps(peer, graphicsConfig.getAData()); } public GraphicsConfiguration getDeviceConfiguration() { return graphicsConfig; } /** * Creates a SurfaceData object representing the primary (front) buffer * of an on-screen Window. */ public static GLXWindowSurfaceData createData(X11ComponentPeer peer) { GLXGraphicsConfig gc = getGC(peer); return new GLXWindowSurfaceData(peer, gc); } /** * Creates a SurfaceData object representing the back buffer of a * double-buffered on-screen Window. */ public static GLXOffScreenSurfaceData createData(X11ComponentPeer peer, Image image, int type) { GLXGraphicsConfig gc = getGC(peer); Rectangle r = peer.getBounds(); if (type == FLIP_BACKBUFFER) { return new GLXOffScreenSurfaceData(peer, gc, r.width, r.height, image, peer.getColorModel(), FLIP_BACKBUFFER); } else { return new GLXVSyncOffScreenSurfaceData(peer, gc, r.width, r.height, image, peer.getColorModel(), type); } } /** * Creates a SurfaceData object representing an off-screen buffer (either * a Pbuffer or Texture). */ public static GLXOffScreenSurfaceData createData(GLXGraphicsConfig gc, int width, int height, ColorModel cm, Image image, int type) { return new GLXOffScreenSurfaceData(null, gc, width, height, image, cm, type); } public static GLXGraphicsConfig getGC(X11ComponentPeer peer) { if (peer != null) { return (GLXGraphicsConfig)peer.getGraphicsConfiguration(); } else { // REMIND: this should rarely (never?) happen, but what if // default config is not GLX? GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment(); GraphicsDevice gd = env.getDefaultScreenDevice(); return (GLXGraphicsConfig)gd.getDefaultConfiguration(); } } public static class GLXWindowSurfaceData extends GLXSurfaceData { public GLXWindowSurfaceData(X11ComponentPeer peer, GLXGraphicsConfig gc) { super(peer, gc, peer.getColorModel(), WINDOW); } public SurfaceData getReplacement() { return peer.getSurfaceData(); } public Rectangle getBounds() { Rectangle r = peer.getBounds(); r.x = r.y = 0; return r; } /** * Returns destination Component associated with this SurfaceData. */ public Object getDestination() { return peer.getTarget(); } } /** * A surface which implements a v-synced flip back-buffer with COPIED * FlipContents. * * This surface serves as a back-buffer to the outside world, while * it is actually an offscreen surface. When the BufferStrategy this surface * belongs to is showed, it is first copied to the real private * FLIP_BACKBUFFER, which is then flipped. */ public static class GLXVSyncOffScreenSurfaceData extends GLXOffScreenSurfaceData { private GLXOffScreenSurfaceData flipSurface; public GLXVSyncOffScreenSurfaceData(X11ComponentPeer peer, GLXGraphicsConfig gc, int width, int height, Image image, ColorModel cm, int type) { super(peer, gc, width, height, image, cm, type); flipSurface = GLXSurfaceData.createData(peer, image, FLIP_BACKBUFFER); } public SurfaceData getFlipSurface() { return flipSurface; } @Override public void flush() { flipSurface.flush(); super.flush(); } } public static class GLXOffScreenSurfaceData extends GLXSurfaceData { private Image offscreenImage; private int width, height; public GLXOffScreenSurfaceData(X11ComponentPeer peer, GLXGraphicsConfig gc, int width, int height, Image image, ColorModel cm, int type) { super(peer, gc, cm, type); this.width = width; this.height = height; offscreenImage = image; initSurface(width, height); } public SurfaceData getReplacement() { return restoreContents(offscreenImage); } public Rectangle getBounds() { if (type == FLIP_BACKBUFFER) { Rectangle r = peer.getBounds(); r.x = r.y = 0; return r; } else { return new Rectangle(width, height); } } /** * Returns destination Image associated with this SurfaceData. */ public Object getDestination() { return offscreenImage; } } } Other Java examples (source code examples)Here is a short list of links related to this Java GLXSurfaceData.java source code file: |
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