/* * Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved. * Copyright (c) 2010 JogAmp Community. 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 jogamp.opengl.egl; import java.nio.IntBuffer; import java.util.ArrayList; import java.util.Collection; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.List; import javax.media.nativewindow.AbstractGraphicsConfiguration; import javax.media.nativewindow.AbstractGraphicsDevice; import javax.media.nativewindow.AbstractGraphicsScreen; import javax.media.nativewindow.DefaultGraphicsScreen; import javax.media.nativewindow.MutableSurface; import javax.media.nativewindow.NativeSurface; import javax.media.nativewindow.NativeWindowFactory; import javax.media.nativewindow.ProxySurface; import javax.media.nativewindow.UpstreamSurfaceHook; import javax.media.nativewindow.VisualIDHolder; import javax.media.opengl.GL; import javax.media.opengl.GLCapabilities; import javax.media.opengl.GLCapabilitiesChooser; import javax.media.opengl.GLCapabilitiesImmutable; import javax.media.opengl.GLContext; import javax.media.opengl.GLDrawable; import javax.media.opengl.GLDrawableFactory; import javax.media.opengl.GLException; import javax.media.opengl.GLProfile; import jogamp.nativewindow.WrappedSurface; import jogamp.opengl.Debug; import jogamp.opengl.GLDrawableFactoryImpl; import jogamp.opengl.GLDrawableImpl; import jogamp.opengl.GLDynamicLookupHelper; import jogamp.opengl.GLGraphicsConfigurationUtil; import com.jogamp.common.JogampRuntimeException; import com.jogamp.common.nio.Buffers; import com.jogamp.common.nio.PointerBuffer; import com.jogamp.common.os.Platform; import com.jogamp.common.util.ReflectionUtil; import com.jogamp.nativewindow.egl.EGLGraphicsDevice; public class EGLDrawableFactory extends GLDrawableFactoryImpl { protected static final boolean DEBUG = GLDrawableFactoryImpl.DEBUG; /* package */ static final boolean QUERY_EGL_ES = !Debug.isPropertyDefined("jogl.debug.EGLDrawableFactory.DontQuery", true); /* package */ static final boolean QUERY_EGL_ES_NATIVE_TK = Debug.isPropertyDefined("jogl.debug.EGLDrawableFactory.QueryNativeTK", true); private static GLDynamicLookupHelper eglES1DynamicLookupHelper = null; private static GLDynamicLookupHelper eglES2DynamicLookupHelper = null; private static boolean isANGLE = false; private static final boolean isANGLE(GLDynamicLookupHelper dl) { if(Platform.OSType.WINDOWS == Platform.OS_TYPE) { final boolean r = 0 != dl.dynamicLookupFunction("eglQuerySurfacePointerANGLE") || 0 != dl.dynamicLookupFunction("glBlitFramebufferANGLE") || 0 != dl.dynamicLookupFunction("glRenderbufferStorageMultisampleANGLE"); return r; } else { return false; } } public EGLDrawableFactory() { super(); // Register our GraphicsConfigurationFactory implementations // The act of constructing them causes them to be registered EGLGraphicsConfigurationFactory.registerFactory(); // Check for other underlying stuff .. if(NativeWindowFactory.TYPE_X11 == NativeWindowFactory.getNativeWindowType(true)) { try { ReflectionUtil.createInstance("jogamp.opengl.x11.glx.X11GLXGraphicsConfigurationFactory", EGLDrawableFactory.class.getClassLoader()); } catch (JogampRuntimeException jre) { /* n/a .. */ } } defaultDevice = new EGLGraphicsDevice(); // FIXME: Probably need to move EGL from a static model // to a dynamic one, where there can be 2 instances // for each ES profile with their own ProcAddressTable. synchronized(EGLDrawableFactory.class) { /** * Currently AMD's EGL impl. crashes at eglGetDisplay(EGL_DEFAULT_DISPLAY) * // Check Desktop ES2 Availability first (AMD, ..) if(null==eglES2DynamicLookupHelper) { GLDynamicLookupHelper tmp=null; try { tmp = new GLDynamicLookupHelper(new DesktopES2DynamicLibraryBundleInfo()); } catch (GLException gle) { if(DEBUG) { gle.printStackTrace(); } } if(null!=tmp && tmp.isLibComplete()) { eglES2DynamicLookupHelper = tmp; EGL.resetProcAddressTable(eglES2DynamicLookupHelper); if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: Desktop ES2 - OK"); } } else if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: Desktop ES2 - NOPE"); } } */ final boolean hasDesktopES2 = null != eglES2DynamicLookupHelper; if(!hasDesktopES2 && null==eglES1DynamicLookupHelper) { GLDynamicLookupHelper tmp=null; try { tmp = new GLDynamicLookupHelper(new EGLES1DynamicLibraryBundleInfo()); } catch (GLException gle) { if(DEBUG) { gle.printStackTrace(); } } if(null!=tmp && tmp.isLibComplete()) { eglES1DynamicLookupHelper = tmp; EGL.resetProcAddressTable(eglES1DynamicLookupHelper); final boolean isANGLEES1 = isANGLE(eglES1DynamicLookupHelper); isANGLE |= isANGLEES1; if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: EGL ES1 - OK, isANGLE: "+isANGLEES1); } } else if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: EGL ES1 - NOPE"); } } if(!hasDesktopES2 && null==eglES2DynamicLookupHelper) { GLDynamicLookupHelper tmp=null; try { tmp = new GLDynamicLookupHelper(new EGLES2DynamicLibraryBundleInfo()); } catch (GLException gle) { if(DEBUG) { gle.printStackTrace(); } } if(null!=tmp && tmp.isLibComplete()) { eglES2DynamicLookupHelper = tmp; EGL.resetProcAddressTable(eglES2DynamicLookupHelper); final boolean isANGLEES2 = isANGLE(eglES2DynamicLookupHelper); isANGLE |= isANGLEES2; if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: EGL ES2 - OK, isANGLE: "+isANGLEES2); } } else if (GLProfile.DEBUG) { System.err.println("Info: EGLDrawableFactory: EGL ES2 - NOPE"); } } if(null != eglES2DynamicLookupHelper || null != eglES1DynamicLookupHelper) { sharedMap = new HashMap(); sharedMapCreateAttempt = new HashSet(); } } } @Override protected final boolean isComplete() { return null != sharedMap; // null != eglES2DynamicLookupHelper || null != eglES1DynamicLookupHelper; } @Override protected final void destroy() { if(null != sharedMap) { Collection srl = sharedMap.values(); for(Iterator sri = srl.iterator(); sri.hasNext(); ) { SharedResource sr = sri.next(); if(DEBUG) { System.err.println("EGLDrawableFactory.destroy(): "+sr.device.toString()); } sr.device.close(); } sharedMap.clear(); sharedMapCreateAttempt.clear(); sharedMap = null; sharedMapCreateAttempt = null; } defaultDevice = null; /** * Pulling away the native library may cause havoc .. */ if(null != eglES1DynamicLookupHelper) { // eglES1DynamicLookupHelper.destroy(); eglES1DynamicLookupHelper = null; } if(null != eglES2DynamicLookupHelper) { // eglES2DynamicLookupHelper.destroy(); eglES2DynamicLookupHelper = null; } EGLGraphicsConfigurationFactory.unregisterFactory(); EGLDisplayUtil.shutdown(DEBUG); } private HashMap sharedMap = null; private HashSet sharedMapCreateAttempt = null; private EGLGraphicsDevice defaultDevice; static class SharedResource { private final EGLGraphicsDevice device; // private final EGLDrawable drawable; // private final EGLContext contextES1; // private final EGLContext contextES2; private final boolean wasES1ContextCreated; private final boolean wasES2ContextCreated; private final boolean hasPBufferES1; private final boolean hasPBufferES2; SharedResource(EGLGraphicsDevice dev, boolean wasContextES1Created, boolean hasPBufferES1, boolean wasContextES2Created, boolean hasPBufferES2 /*EGLDrawable draw, EGLContext ctxES1, EGLContext ctxES2 */) { this.device = dev; // this.drawable = draw; // this.contextES1 = ctxES1; // this.contextES2 = ctxES2; this.wasES1ContextCreated = wasContextES1Created; this.wasES2ContextCreated = wasContextES2Created; this.hasPBufferES1= hasPBufferES1; this.hasPBufferES2= hasPBufferES2; } final EGLGraphicsDevice getDevice() { return device; } // final EGLDrawable getDrawable() { return drawable; } // final EGLContext getContextES1() { return contextES1; } // final EGLContext getContextES2() { return contextES2; } final boolean wasES1ContextAvailable() { return wasES1ContextCreated; } final boolean wasES2ContextAvailable() { return wasES2ContextCreated; } final boolean hasES1PBuffer() { return hasPBufferES1; } final boolean hasES2PBuffer() { return hasPBufferES2; } } @Override public final AbstractGraphicsDevice getDefaultDevice() { return defaultDevice; } @Override public final boolean getIsDeviceCompatible(AbstractGraphicsDevice device) { // via mappings (X11/WGL/.. -> EGL) we shall be able to handle all types. return null != sharedMap ; // null!=eglES2DynamicLookupHelper || null!=eglES1DynamicLookupHelper; } private static List getAvailableEGLConfigs(EGLGraphicsDevice eglDisplay, GLCapabilitiesImmutable caps) { final IntBuffer numConfigs = Buffers.newDirectIntBuffer(1); if(!EGL.eglGetConfigs(eglDisplay.getHandle(), null, 0, numConfigs)) { throw new GLException("EGLDrawableFactory.getAvailableEGLConfigs: Get maxConfigs (eglGetConfigs) call failed, error "+EGLContext.toHexString(EGL.eglGetError())); } if(0 < numConfigs.get(0)) { final PointerBuffer configs = PointerBuffer.allocateDirect(numConfigs.get(0)); final IntBuffer attrs = Buffers.newDirectIntBuffer(EGLGraphicsConfiguration.GLCapabilities2AttribList(caps)); final int winattrmask = GLGraphicsConfigurationUtil.getExclusiveWinAttributeBits(caps); if( EGL.eglChooseConfig(eglDisplay.getHandle(), attrs, configs, configs.capacity(), numConfigs) && numConfigs.get(0) > 0) { return EGLGraphicsConfigurationFactory.eglConfigs2GLCaps(eglDisplay, caps.getGLProfile(), configs, numConfigs.get(0), winattrmask, false /* forceTransparentFlag */); } } return new ArrayList(0); } private boolean mapAvailableEGLESConfig(AbstractGraphicsDevice adevice, EGLGraphicsDevice sharedEGLDevice, String profileString, boolean[] hasPBuffer) { if( !GLProfile.isAvailable(adevice, profileString) ) { return false; } final GLProfile glp = GLProfile.get(adevice, profileString) ; final GLDrawableFactoryImpl desktopFactory = (GLDrawableFactoryImpl) GLDrawableFactory.getDesktopFactory(); EGLGraphicsDevice eglDevice = null; NativeSurface surface = null; ProxySurface upstreamSurface = null; // X11, GLX, .. boolean success = false; boolean deviceFromUpstreamSurface = false; try { final GLCapabilities reqCapsAny = new GLCapabilities(glp); reqCapsAny.setRedBits(5); reqCapsAny.setGreenBits(5); reqCapsAny.setBlueBits(5); reqCapsAny.setAlphaBits(0); reqCapsAny.setDoubleBuffered(false); final GLCapabilitiesImmutable reqCapsPBuffer = GLGraphicsConfigurationUtil.fixGLPBufferGLCapabilities(reqCapsAny); final List availablePBufferCapsL = getAvailableEGLConfigs(sharedEGLDevice, reqCapsPBuffer); hasPBuffer[0] = availablePBufferCapsL.size() > 0; if(adevice instanceof EGLGraphicsDevice || null == desktopFactory || !QUERY_EGL_ES_NATIVE_TK) { eglDevice = sharedEGLDevice; // reuse if( hasPBuffer[0] ) { surface = createDummySurfaceImpl(eglDevice, false, reqCapsPBuffer, null, 64, 64); // egl pbuffer offscreen upstreamSurface = (ProxySurface)surface; upstreamSurface.createNotify(); deviceFromUpstreamSurface = false; } else { final List capsAnyL = getAvailableEGLConfigs(eglDevice, reqCapsAny); if(capsAnyL.size() > 0) { final GLCapabilitiesImmutable chosenCaps = capsAnyL.get(0); EGLContext.mapStaticGLESVersion(eglDevice, chosenCaps); if(eglDevice != adevice) { EGLContext.mapStaticGLESVersion(adevice, chosenCaps); } final EGLGraphicsDevice adeviceEGLDevice = new EGLGraphicsDevice(adevice.getHandle(), EGL.EGL_NO_DISPLAY, adevice.getConnection(), adevice.getUnitID(), null); EGLContext.mapStaticGLESVersion(adeviceEGLDevice, chosenCaps); success = true; } if(DEBUG) { System.err.println("EGLDrawableFactory.isEGLContextAvailable() no pbuffer config available, detected !pbuffer config: "+success); EGLGraphicsConfigurationFactory.printCaps("!PBufferCaps", capsAnyL, System.err); } } } else { surface = desktopFactory.createDummySurface(adevice, reqCapsAny, null, 64, 64); // X11, WGL, .. dummy window upstreamSurface = ( surface instanceof ProxySurface ) ? (ProxySurface)surface : null ; if(null != upstreamSurface) { upstreamSurface.createNotify(); } eglDevice = EGLDisplayUtil.eglCreateEGLGraphicsDevice(surface); deviceFromUpstreamSurface = true; hasPBuffer[0] = true; } if(null != surface) { final EGLDrawable drawable = (EGLDrawable) createOnscreenDrawableImpl ( surface ); // works w/ implicit pbuffer surface via proxy-hook drawable.setRealized(true); final EGLContext context = (EGLContext) drawable.createContext(null); if (null != context) { try { context.makeCurrent(); // could cause exception if(context.isCurrent()) { final String glVersion = context.getGL().glGetString(GL.GL_VERSION); if(null != glVersion) { context.mapCurrentAvailableGLVersion(eglDevice); if(eglDevice != adevice) { context.mapCurrentAvailableGLVersion(adevice); } final EGLGraphicsDevice adeviceEGLDevice = new EGLGraphicsDevice(adevice.getHandle(), EGL.EGL_NO_DISPLAY, adevice.getConnection(), adevice.getUnitID(), null); context.mapCurrentAvailableGLVersion(adeviceEGLDevice); success = true; } else { // Oops .. something is wrong if(DEBUG) { System.err.println("EGLDrawableFactory.isEGLContextAvailable: "+eglDevice+", "+context.getGLVersion()+" - VERSION is null, dropping availability!"); } } } } catch (GLException gle) { if (DEBUG) { System.err.println("EGLDrawableFactory.createShared: INFO: context create/makeCurrent failed"); gle.printStackTrace(); } } finally { context.destroy(); } } drawable.setRealized(false); } } catch (Throwable t) { if(DEBUG) { System.err.println("Catched Exception:"); t.printStackTrace(); } success = false; } finally { if(eglDevice == sharedEGLDevice) { if(null != upstreamSurface) { upstreamSurface.destroyNotify(); } } else if( deviceFromUpstreamSurface ) { if(null != eglDevice) { eglDevice.close(); } if(null != upstreamSurface) { upstreamSurface.destroyNotify(); } } else { if(null != upstreamSurface) { upstreamSurface.destroyNotify(); } if(null != eglDevice) { eglDevice.close(); } } } return success; } /* package */ SharedResource getOrCreateEGLSharedResource(AbstractGraphicsDevice adevice) { if(null == sharedMap) { // null == eglES1DynamicLookupHelper && null == eglES2DynamicLookupHelper return null; } final String connection = adevice.getConnection(); SharedResource sr; boolean createAttempted; synchronized(sharedMap) { sr = sharedMap.get(connection); if( null == sr ) { createAttempted = sharedMapCreateAttempt.contains(connection); if(!createAttempted) { sharedMapCreateAttempt.add(connection); } } else { createAttempted = true; } } if(null==sr && !createAttempted) { final boolean madeCurrentES1; final boolean madeCurrentES2; final EGLGraphicsDevice sharedDevice = EGLDisplayUtil.eglCreateEGLGraphicsDevice(EGL.EGL_DEFAULT_DISPLAY, AbstractGraphicsDevice.DEFAULT_CONNECTION, AbstractGraphicsDevice.DEFAULT_UNIT); boolean[] hasPBufferES1 = new boolean[1]; boolean[] hasPBufferES2 = new boolean[1]; if(QUERY_EGL_ES) { madeCurrentES1 = mapAvailableEGLESConfig(adevice, sharedDevice, GLProfile.GLES1, hasPBufferES1); madeCurrentES2 = mapAvailableEGLESConfig(adevice, sharedDevice, GLProfile.GLES2, hasPBufferES2); } else { madeCurrentES1 = true; madeCurrentES2 = true; hasPBufferES1[0] = true; hasPBufferES2[0] = true; EGLContext.mapStaticGLESVersion(sharedDevice, 1); if(sharedDevice != adevice) { EGLContext.mapStaticGLESVersion(adevice, 1); } EGLContext.mapStaticGLESVersion(sharedDevice, 2); if(sharedDevice != adevice) { EGLContext.mapStaticGLESVersion(adevice, 2); } } if( !EGLContext.getAvailableGLVersionsSet(adevice) ) { // Even though we override the non EGL native mapping intentionally, // avoid exception due to double 'set' - carefull exception of the rule. EGLContext.setAvailableGLVersionsSet(adevice); } sr = new SharedResource(sharedDevice, madeCurrentES1, hasPBufferES1[0], madeCurrentES2, hasPBufferES2[0]); synchronized(sharedMap) { sharedMap.put(connection, sr); if(adevice != sharedDevice) { sharedMap.put(sharedDevice.getConnection(), sr); } } if (DEBUG) { System.err.println("EGLDrawableFactory.createShared: devices: queried " + QUERY_EGL_ES + "[nativeTK "+QUERY_EGL_ES_NATIVE_TK+"], " + adevice + ", " + sharedDevice); System.err.println("EGLDrawableFactory.createShared: context ES1: " + madeCurrentES1 + ", hasPBuffer "+hasPBufferES1[0]); System.err.println("EGLDrawableFactory.createShared: context ES2: " + madeCurrentES2 + ", hasPBuffer "+hasPBufferES2[0]); } } return sr; } @Override protected final Thread getSharedResourceThread() { return null; } @Override protected final boolean createSharedResource(AbstractGraphicsDevice device) { try { SharedResource sr = getOrCreateEGLSharedResource(device); if(null!=sr) { return sr.wasES1ContextAvailable() || sr.wasES2ContextAvailable(); } } catch (GLException gle) { if(DEBUG) { System.err.println("Catched Exception while EGL Shared Resource initialization"); gle.printStackTrace(); } } return false; } @Override protected final GLContext getOrCreateSharedContextImpl(AbstractGraphicsDevice device) { return null; // n/a for EGL .. since we don't keep the resources } @Override protected AbstractGraphicsDevice getOrCreateSharedDeviceImpl(AbstractGraphicsDevice device) { SharedResource sr = getOrCreateEGLSharedResource(device); if(null!=sr) { return sr.getDevice(); } return null; } public boolean isANGLE() { return isANGLE; } @Override public GLDynamicLookupHelper getGLDynamicLookupHelper(int esProfile) { if (2==esProfile) { return eglES2DynamicLookupHelper; } else if (1==esProfile) { return eglES1DynamicLookupHelper; } else { throw new GLException("Unsupported: ES"+esProfile); } } @Override protected List getAvailableCapabilitiesImpl(AbstractGraphicsDevice device) { if(null == sharedMap) { // null == eglES1DynamicLookupHelper && null == eglES2DynamicLookupHelper return new ArrayList(); // null } return EGLGraphicsConfigurationFactory.getAvailableCapabilities(this, device); } @Override protected GLDrawableImpl createOnscreenDrawableImpl(NativeSurface target) { if (target == null) { throw new IllegalArgumentException("Null target"); } return new EGLOnscreenDrawable(this, EGLWrappedSurface.get(target)); } static String getThreadName() { return Thread.currentThread().getName(); } @Override protected GLDrawableImpl createOffscreenDrawableImpl(NativeSurface target) { if (target == null) { throw new IllegalArgumentException("Null target"); } AbstractGraphicsConfiguration config = target.getGraphicsConfiguration(); GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable) config.getChosenCapabilities(); if(!caps.isPBuffer()) { throw new GLException("Non pbuffer not yet implemented"); } // PBuffer GLDrawable Creation return new EGLPbufferDrawable(this, EGLWrappedSurface.get(target)); } @Override public boolean canCreateGLPbuffer(AbstractGraphicsDevice device) { // SharedResource sr = getOrCreateEGLSharedResource(device); // return sr.hasES1PBuffer() || sr.hasES2PBuffer(); return true; } @Override protected ProxySurface createMutableSurfaceImpl(AbstractGraphicsDevice deviceReq, boolean createNewDevice, GLCapabilitiesImmutable capsChosen, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, UpstreamSurfaceHook upstreamHook) { final boolean ownDevice; final EGLGraphicsDevice device; if(createNewDevice || ! ( deviceReq instanceof EGLGraphicsDevice ) ) { final long nativeDisplayID = ( deviceReq instanceof EGLGraphicsDevice) ? ( (EGLGraphicsDevice) deviceReq ).getNativeDisplayID() : deviceReq.getHandle() ; device = EGLDisplayUtil.eglCreateEGLGraphicsDevice(nativeDisplayID, deviceReq.getConnection(), deviceReq.getUnitID()); ownDevice = true; } else { device = (EGLGraphicsDevice) deviceReq; ownDevice = false; } final DefaultGraphicsScreen screen = new DefaultGraphicsScreen(device, 0); final EGLGraphicsConfiguration config = EGLGraphicsConfigurationFactory.chooseGraphicsConfigurationStatic(capsChosen, capsRequested, chooser, screen, VisualIDHolder.VID_UNDEFINED, false); if(null == config) { throw new GLException("Choosing GraphicsConfiguration failed w/ "+capsChosen+" on "+screen); } return new WrappedSurface(config, 0, upstreamHook, ownDevice); } @Override public final ProxySurface createDummySurfaceImpl(AbstractGraphicsDevice deviceReq, boolean createNewDevice, GLCapabilitiesImmutable requestedCaps, GLCapabilitiesChooser chooser, int width, int height) { final GLCapabilitiesImmutable chosenCaps = GLGraphicsConfigurationUtil.fixDoubleBufferedGLCapabilities( GLGraphicsConfigurationUtil.fixOffscreenGLCapabilities(requestedCaps, false, canCreateGLPbuffer(deviceReq)), false); return createMutableSurfaceImpl(deviceReq, createNewDevice, chosenCaps, requestedCaps, chooser, new EGLDummyUpstreamSurfaceHook(width, height)); } /** * @param ms {@link MutableSurface} which dimensions and config are being used to create the pbuffer surface. * It will also hold the resulting pbuffer surface handle. * @param useTexture * @return the passed {@link MutableSurface} which now has the EGL pbuffer surface set as it's handle */ protected static MutableSurface createPBufferSurfaceImpl(MutableSurface ms, boolean useTexture) { return null; } protected static long createPBufferSurfaceImpl(EGLGraphicsConfiguration config, int width, int height, boolean useTexture) { final EGLGraphicsDevice eglDevice = (EGLGraphicsDevice) config.getScreen().getDevice(); final GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable) config.getChosenCapabilities(); final int texFormat; if(useTexture) { texFormat = caps.getAlphaBits() > 0 ? EGL.EGL_TEXTURE_RGBA : EGL.EGL_TEXTURE_RGB ; } else { texFormat = EGL.EGL_NO_TEXTURE; } if (DEBUG) { System.out.println("Pbuffer config: " + config); } final int[] attrs = EGLGraphicsConfiguration.CreatePBufferSurfaceAttribList(width, height, texFormat); final long surf = EGL.eglCreatePbufferSurface(eglDevice.getHandle(), config.getNativeConfig(), attrs, 0); if (EGL.EGL_NO_SURFACE==surf) { throw new GLException("Creation of window surface (eglCreatePbufferSurface) failed, dim "+width+"x"+height+", "+eglDevice+", "+config+", error 0x"+Integer.toHexString(EGL.eglGetError())); } else if(DEBUG) { System.err.println("PBuffer setSurface result: eglSurface 0x"+Long.toHexString(surf)); } return surf; } @Override protected ProxySurface createProxySurfaceImpl(AbstractGraphicsDevice deviceReq, int screenIdx, long windowHandle, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, UpstreamSurfaceHook upstream) { final EGLGraphicsDevice eglDeviceReq = (EGLGraphicsDevice) deviceReq; final EGLGraphicsDevice device = EGLDisplayUtil.eglCreateEGLGraphicsDevice(eglDeviceReq.getNativeDisplayID(), deviceReq.getConnection(), deviceReq.getUnitID()); final DefaultGraphicsScreen screen = new DefaultGraphicsScreen(device, screenIdx); final EGLGraphicsConfiguration cfg = EGLGraphicsConfigurationFactory.chooseGraphicsConfigurationStatic(capsRequested, capsRequested, chooser, screen, VisualIDHolder.VID_UNDEFINED, false); return new WrappedSurface(cfg, windowHandle, upstream, true); } @Override protected GLContext createExternalGLContextImpl() { AbstractGraphicsScreen absScreen = DefaultGraphicsScreen.createDefault(NativeWindowFactory.TYPE_EGL); return new EGLExternalContext(absScreen); } @Override public boolean canCreateExternalGLDrawable(AbstractGraphicsDevice device) { return false; } @Override protected GLDrawable createExternalGLDrawableImpl() { throw new GLException("Not yet implemented"); } @Override public boolean canCreateContextOnJava2DSurface(AbstractGraphicsDevice device) { return false; } @Override public GLContext createContextOnJava2DSurface(Object graphics, GLContext shareWith) throws GLException { throw new GLException("Unimplemented on this platform"); } }