/* * Copyright (c) 2008 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. * * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ package com.sun.opengl.impl.egl; import java.util.*; import javax.media.opengl.*; import com.sun.opengl.impl.*; import com.sun.gluegen.runtime.NativeLibrary; public class EGLDrawableFactory extends GLDrawableFactoryImpl { // We need more than one of these on certain devices (the NVidia APX 2500 in particular) private List/**/ glesLibraries = new ArrayList(); public EGLDrawableFactory() { super(); loadGLESLibrary(); EGL.resetProcAddressTable(this); } private NativeLibrary loadFirstAvailable(List/**/ libNames, ClassLoader loader) { for (Iterator iter = libNames.iterator(); iter.hasNext(); ) { NativeLibrary lib = NativeLibrary.open((String) iter.next(), loader); if (lib != null) { return lib; } } return null; } private void loadGLESLibrary() { List/**/ libs = new ArrayList(); // Try several variants List/**/ glesLibNames = new ArrayList(); List/**/ eglLibNames = new ArrayList(); if (GLProfile.isGLES2()) { // Unix glesLibNames.add("libGLES20"); glesLibNames.add("libGLESv2"); glesLibNames.add("libGLESv2_CM"); // Windows glesLibNames.add("GLES20"); glesLibNames.add("GLESv2"); glesLibNames.add("GLESv2_CM"); } else if (GLProfile.isGLES1()) { // Unix glesLibNames.add("libGLES_CM"); glesLibNames.add("libGLES_CL"); glesLibNames.add("libGLESv1_CM"); // Windows glesLibNames.add("GLES_CM"); glesLibNames.add("GLES_CL"); glesLibNames.add("GLESv1_CM"); } else { throw new GLException("Invalid GL Profile for EGL: "+GLProfile.getProfile()); } // EGL Unix eglLibNames.add("libEGL"); // EGL Windows eglLibNames.add("EGL"); ClassLoader loader = getClass().getClassLoader(); NativeLibrary lib = loadFirstAvailable(glesLibNames, loader); if (lib == null) { throw new GLException("Unable to dynamically load OpenGL ES library for profile \"" + GLProfile.getProfile() + "\""); } glesLibraries.add(lib); lib = loadFirstAvailable(eglLibNames, loader); if (lib == null) { throw new GLException("Unable to dynamically load EGL library for profile \"" + GLProfile.getProfile() + "\""); } glesLibraries.add(lib); if (GLProfile.isGLES2()) { NativeLibLoader.loadES2(); } else if (GLProfile.isGLES1()) { NativeLibLoader.loadES1(); } } public AbstractGraphicsConfiguration chooseGraphicsConfiguration(GLCapabilities capabilities, GLCapabilitiesChooser chooser, AbstractGraphicsDevice device) { return null; } public GLDrawable createGLDrawable(NativeWindow target, GLCapabilities capabilities, GLCapabilitiesChooser chooser) { target = NativeWindowFactory.getNativeWindow(target); return new EGLDrawable(this, target, capabilities, chooser); } public GLDrawableImpl createOffscreenDrawable(GLCapabilities capabilities, GLCapabilitiesChooser chooser, int width, int height) { throw new GLUnsupportedException("Not yet implemented"); } public boolean canCreateGLPbuffer() { // Not supported on OpenGL ES return false; } public GLPbuffer createGLPbuffer(final GLCapabilities capabilities, final GLCapabilitiesChooser chooser, final int initialWidth, final int initialHeight, final GLContext shareWith) { throw new GLUnsupportedException("Pbuffer support not available on OpenGL ES"); } public GLContext createExternalGLContext() { return new EGLExternalContext(); } public boolean canCreateExternalGLDrawable() { return false; } public GLDrawable createExternalGLDrawable() { throw new GLUnsupportedException("Not yet implemented"); } public void loadGLULibrary() { } private long dynamicLookupFunctionOnLibs(String glFuncName) { // Look up this function name in all known libraries for (Iterator iter = glesLibraries.iterator(); iter.hasNext(); ) { NativeLibrary lib = (NativeLibrary) iter.next(); long addr = lib.lookupFunction(glFuncName); if (addr != 0) { return addr; } } return 0; } private long eglGetProcAddressHandle = 0; public long dynamicLookupFunction(String glFuncName) { if(null==glFuncName) { return 0; } // bootstrap eglGetProcAddress if(0==eglGetProcAddressHandle) { eglGetProcAddressHandle = dynamicLookupFunctionOnLibs("eglGetProcAddress"); if(0==eglGetProcAddressHandle) { throw new GLException("Couldn't find eglGetProcAddress function entry"); } } if(glFuncName.equals("eglGetProcAddress")) { return eglGetProcAddressHandle; } long addr = EGL.eglGetProcAddress(eglGetProcAddressHandle, glFuncName); if(0==addr) { addr = dynamicLookupFunctionOnLibs(glFuncName); } return addr; } public boolean canCreateContextOnJava2DSurface() { return false; } /* // FIXME: this is the OpenGL ES 2 initialization order // Initialize everything public void initialize() throws GLException { System.out.println("EGLDrawableFactory.initEGL()"); if (!initEGL()) { throw new GLException("EGL init failed"); } System.out.println("EGLDrawableFactory.chooseConfig()"); if (!chooseConfig()) { throw new GLException("EGL choose config failed"); } System.out.println("EGLDrawableFactory.checkDisplay()"); if (!checkDisplay()) { throw new GLException("EGL check display failed"); } System.out.println("EGLDrawableFactory.checkConfig()"); if (!checkConfig()) { throw new GLException("EGL check config failed"); } System.out.println("EGLDrawableFactory.createWindow()"); if (!createWindow()) { throw new GLException("KD window init failed"); } System.out.println("EGLDrawableFactory.setWindowVisible()"); setWindowVisible(); System.out.println("EGLDrawableFactory.setWindowFullscreen()"); setWindowFullscreen(); System.out.println("EGLDrawableFactory.realizeWindow()"); if (!realizeWindow()) { throw new GLException("EGL/GLES window realize failed"); } System.out.println("EGLDrawableFactory.createSurface()"); if (!createSurface()) { throw new GLException("EGL create window surface failed"); } System.out.println("EGLDrawableFactory.createContext()"); if (!createContext()) { throw new GLException("EGL create context failed"); } System.out.println("EGLDrawableFactory.makeCurrent()"); if (!makeCurrent()) { throw new GLException("EGL make current failed"); } System.out.println("EGLDrawableFactory.updateWindowSize()"); updateWindowSize(); } */ /* // FIXME: this is the OpenGL ES 1 initialization order // Initialize everything public void initialize() throws GLException { System.out.println("EGLDrawableFactory.initEGL()"); if (!initEGL()) { throw new GLException("EGL init failed"); } System.out.println("EGLDrawableFactory.chooseConfig()"); if (!chooseConfig()) { throw new GLException("EGL choose config failed"); } System.out.println("EGLDrawableFactory.checkDisplay()"); if (!checkDisplay()) { throw new GLException("EGL check display failed"); } System.out.println("EGLDrawableFactory.checkConfig()"); if (!checkConfig()) { throw new GLException("EGL check config failed"); } System.out.println("EGLDrawableFactory.createContext()"); if (!createContext()) { throw new GLException("EGL create context failed"); } // // OpenKODE Core window system initialisation. // System.out.println("EGLDrawableFactory.createWindow()"); if (!createWindow()) { throw new GLException("KD window init failed"); } // System.out.println("EGLDrawableFactory.setWindowVisible()"); // setWindowVisible(); System.out.println("EGLDrawableFactory.setWindowFullscreen()"); setWindowFullscreen(); System.out.println("EGLDrawableFactory.realizeWindow()"); if (!realizeWindow()) { throw new GLException("EGL/GLES window realize failed"); } System.out.println("EGLDrawableFactory.createSurface()"); if (!createSurface()) { throw new GLException("EGL create window surface failed"); } System.out.println("EGLDrawableFactory.makeCurrent()"); if (!makeCurrent()) { throw new GLException("EGL make current failed"); } System.out.println("EGLDrawableFactory.updateWindowSize()"); updateWindowSize(); } */ /* // Process incoming events -- must be called every frame public void processEvents() { if (shouldExit()) { shutdown(); } } public void swapBuffers() { swapBuffers0(); } private native boolean initEGL(); private native boolean chooseConfig(); private native boolean checkDisplay(); private native boolean checkConfig(); private native boolean createWindow(); private native void setWindowVisible(); private native void setWindowFullscreen(); private native boolean realizeWindow(); private native boolean createSurface(); private native boolean createContext(); private native boolean makeCurrent(); private native void updateWindowSize(); private native void swapBuffers0(); // Runs the native message loop one step and checks to see if we should exit private native boolean shouldExit(); public native void shutdown(); public void testGetDirectBufferAddress() { java.nio.FloatBuffer buf = com.sun.opengl.util.BufferUtil.newFloatBuffer(12); int addr = getDirectBufferAddress(buf); System.out.println("Direct FloatBuffer's address: 0x" + Integer.toHexString(addr)); } public native int getDirectBufferAddress(java.nio.Buffer buf); */ public GLContext createContextOnJava2DSurface(Object graphics, GLContext shareWith) throws GLException { throw new GLUnsupportedException("Unimplemented on this platform"); } }