/* * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * - Redistribution of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistribution in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Sun Microsystems, Inc. or the names of * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * This software is provided "AS IS," without a warranty of any kind. ALL * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that this software is not designed or intended for use * in the design, construction, operation or maintenance of any nuclear * facility. * * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ package jogamp.opengl.macosx.cgl.awt; import java.awt.Graphics; import javax.media.opengl.GLContext; import javax.media.opengl.GLException; import jogamp.opengl.GLContextImpl; import jogamp.opengl.awt.Java2D; import jogamp.opengl.awt.Java2DGLContext; import jogamp.opengl.macosx.cgl.MacOSXCGLContext; import jogamp.opengl.macosx.cgl.MacOSXCGLDrawable.GLBackendType; /** MacOSXCGLContext implementation supporting the Java2D/JOGL bridge * on Mac OS X. The external GLDrawable mechanism does not work on Mac * OS X due to how drawables and contexts are operated upon on this * platform, so it is necessary to supply an alternative means to * create, make current, and destroy contexts on the Java2D "drawable" * on the Mac platform. */ public class MacOSXJava2DCGLContext extends MacOSXCGLContext implements Java2DGLContext { private Graphics graphics; // FIXME: ignoring context sharing for the time being; will need to // rethink this in particular if using FBOs to implement the // Java2D/OpenGL pipeline on Mac OS X MacOSXJava2DCGLContext(GLContext shareWith) { super(null, shareWith); } public void setGraphics(Graphics g) { this.graphics = g; } protected void makeCurrentImpl() throws GLException { if (!Java2D.makeOGLContextCurrentOnSurface(graphics, contextHandle)) { throw new GLException("Error making context current"); } } protected boolean createImpl(GLContextImpl shareWith) { long share = createImplPreset(shareWith); long ctx = Java2D.createOGLContextOnSurface(graphics, share); if (ctx == 0) { if(DEBUG) { System.err.println("Error creating current: "+this); } return false; } if (!Java2D.makeOGLContextCurrentOnSurface(graphics, contextHandle)) { Java2D.destroyOGLContext(ctx); if(DEBUG) { System.err.println("Error making created context current: "+this); } return false; } setGLFunctionAvailability(true, 0, 0, CTX_PROFILE_COMPAT); // use GL_VERSION contextHandle = ctx; return true; } protected void releaseImpl() throws GLException { // FIXME: would need another primitive in the Java2D class in // order to implement this; hopefully should not matter for // correctness } protected void destroyImpl() throws GLException { Java2D.destroyOGLContext(contextHandle); } public void setOpenGLMode(GLBackendType mode) { if (mode != GLBackendType.CGL) { throw new GLException("OpenGL mode switching not supported for Java2D GLContexts"); } super.setOpenGLMode(mode); } }