diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/egl')
4 files changed, 115 insertions, 7 deletions
diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLContext.java b/src/jogl/classes/jogamp/opengl/egl/EGLContext.java index 308757416..9028f4377 100644 --- a/src/jogl/classes/jogamp/opengl/egl/EGLContext.java +++ b/src/jogl/classes/jogamp/opengl/egl/EGLContext.java @@ -1,5 +1,6 @@ /* * Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved. + * Copyright (c) 2011 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 diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java new file mode 100644 index 000000000..207a8e674 --- /dev/null +++ b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java @@ -0,0 +1,107 @@ +/** + * Copyright 2012 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: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. Redistributions 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. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +package jogamp.opengl.egl; + +import java.nio.IntBuffer; + +import jogamp.opengl.Debug; + +import com.jogamp.common.util.LongIntHashMap; + +/** + * This implementation provides recursive calls to + * {@link EGL#eglInitialize(long, IntBuffer, IntBuffer)} and {@link EGL#eglTerminate(long)}, + * where <code>eglInitialize(..)</code> is issued only for the 1st call per <code>eglDisplay</code> + * and <code>eglTerminate(..)</code> is issued only for the last call. + * <p> + * This class is required, due to implementation bugs within EGL where {@link EGL#eglTerminate(long)} + * does not mark the resource for deletion when still in use, bug releases them immediatly. + * </p> + */ +public class EGLDisplayUtil { + protected static final boolean DEBUG = Debug.debug("EGL"); + + static LongIntHashMap eglDisplayCounter; + + static { + eglDisplayCounter = new LongIntHashMap(); + eglDisplayCounter.setKeyNotFoundValue(0); + } + + public static long eglGetDisplay(long nativeDisplay_id) { + return EGL.eglGetDisplay(nativeDisplay_id); + } + + public static synchronized boolean eglInitialize(long eglDisplay, int[] major, int major_offset, int[] minor, int minor_offset) { + final boolean res; + final int refCnt = eglDisplayCounter.get(eglDisplay) + 1; // 0 + 1 = 1 -> 1st init + if(1==refCnt) { + res = EGL.eglInitialize(eglDisplay, major, major_offset, minor, minor_offset); + } else { + res = true; + } + eglDisplayCounter.put(eglDisplay, refCnt); + if(DEBUG) { + System.err.println("EGL.eglInitialize(0x"+Long.toHexString(eglDisplay)+" ...): #"+refCnt+" = "+res); + } + return res; + } + + public static synchronized boolean eglInitialize(long eglDisplay, IntBuffer major, IntBuffer minor) { + final boolean res; + final int refCnt = eglDisplayCounter.get(eglDisplay) + 1; // 0 + 1 = 1 -> 1st init + if(1==refCnt) { // only initialize once + res = EGL.eglInitialize(eglDisplay, major, minor); + } else { + res = true; + } + eglDisplayCounter.put(eglDisplay, refCnt); + if(DEBUG) { + System.err.println("EGL.eglInitialize(0x"+Long.toHexString(eglDisplay)+" ...): #"+refCnt+" = "+res); + } + return res; + } + + public static synchronized boolean eglTerminate(long eglDisplay) { + final boolean res; + final int refCnt = eglDisplayCounter.get(eglDisplay) - 1; // 1 - 1 = 0 -> final terminate + if(0==refCnt) { // no terminate if still in use or already terminated + res = EGL.eglTerminate(eglDisplay); + } else { + res = true; + } + if(0<=refCnt) { // no negative refCount + eglDisplayCounter.put(eglDisplay, refCnt); + } + if(DEBUG) { + System.err.println("EGL.eglTerminate(0x"+Long.toHexString(eglDisplay)+" ...): #"+refCnt+" = "+res); + } + return res; + } +} diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLDrawable.java b/src/jogl/classes/jogamp/opengl/egl/EGLDrawable.java index c4e16b784..a74d7d610 100644 --- a/src/jogl/classes/jogamp/opengl/egl/EGLDrawable.java +++ b/src/jogl/classes/jogamp/opengl/egl/EGLDrawable.java @@ -163,20 +163,20 @@ public abstract class EGLDrawable extends GLDrawableImpl { } else { nDisplay = aDevice.getHandle(); // 0 == EGL.EGL_DEFAULT_DISPLAY } - eglDisplay = EGL.eglGetDisplay(nDisplay); + eglDisplay = EGLDisplayUtil.eglGetDisplay(nDisplay); if (eglDisplay == EGL.EGL_NO_DISPLAY) { if(DEBUG) { System.err.println(getThreadName() + ": eglDisplay("+toHexString(nDisplay)+" <surfaceHandle>): failed, using EGL_DEFAULT_DISPLAY"); } nDisplay = EGL.EGL_DEFAULT_DISPLAY; - eglDisplay = EGL.eglGetDisplay(nDisplay); + eglDisplay = EGLDisplayUtil.eglGetDisplay(nDisplay); } if (eglDisplay == EGL.EGL_NO_DISPLAY) { throw new GLException("Failed to created EGL display: nhandle "+toHexString(nDisplay)+", "+aDevice+", error "+toHexString(EGL.eglGetError())); } else if(DEBUG) { System.err.println(getThreadName() + ": eglDisplay("+toHexString(nDisplay)+"): "+toHexString(eglDisplay)); } - if (!EGL.eglInitialize(eglDisplay, null, null)) { + if (!EGLDisplayUtil.eglInitialize(eglDisplay, null, null)) { throw new GLException("eglInitialize failed"+", error "+Integer.toHexString(EGL.eglGetError())); } EGLGraphicsDevice e = new EGLGraphicsDevice(eglDisplay, AbstractGraphicsDevice.DEFAULT_CONNECTION, AbstractGraphicsDevice.DEFAULT_UNIT); @@ -208,7 +208,7 @@ public abstract class EGLDrawable extends GLDrawableImpl { if(DEBUG) { System.err.println(getThreadName() + ": EGLDrawable.setRealized(false): eglTerminate: "+toHexString(eglDisplay)); } - EGL.eglTerminate(eglDisplay); + EGLDisplayUtil.eglTerminate(eglDisplay); } eglDisplay=EGL.EGL_NO_DISPLAY; eglConfig=null; diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLDrawableFactory.java b/src/jogl/classes/jogamp/opengl/egl/EGLDrawableFactory.java index 56d14fc8f..2a6985d90 100644 --- a/src/jogl/classes/jogamp/opengl/egl/EGLDrawableFactory.java +++ b/src/jogl/classes/jogamp/opengl/egl/EGLDrawableFactory.java @@ -152,7 +152,7 @@ public class EGLDrawableFactory extends GLDrawableFactoryImpl { if(DEBUG) { System.err.println("EGLDrawableFactory.destroy("+shutdownType+"): "+sr.device.toString()); } - EGL.eglTerminate(sr.device.getHandle()); + EGLDisplayUtil.eglTerminate(sr.device.getHandle()); } sharedMap.clear(); sharedMap = null; @@ -249,13 +249,13 @@ public class EGLDrawableFactory extends GLDrawableFactoryImpl { sr = (SharedResource) sharedMap.get(connection); } if(null==sr) { - long eglDisplay = EGL.eglGetDisplay(EGL.EGL_DEFAULT_DISPLAY); + long eglDisplay = EGLDisplayUtil.eglGetDisplay(EGL.EGL_DEFAULT_DISPLAY); if (eglDisplay == EGL.EGL_NO_DISPLAY) { throw new GLException("Failed to created EGL default display: error 0x"+Integer.toHexString(EGL.eglGetError())); } else if(DEBUG) { System.err.println("EGLDrawableFactory.createShared: eglDisplay(EGL_DEFAULT_DISPLAY): 0x"+Long.toHexString(eglDisplay)); } - if (!EGL.eglInitialize(eglDisplay, null, null)) { + if (!EGLDisplayUtil.eglInitialize(eglDisplay, null, null)) { throw new GLException("eglInitialize failed"+", error 0x"+Integer.toHexString(EGL.eglGetError())); } final EGLGraphicsDevice sharedDevice = new EGLGraphicsDevice(eglDisplay, connection, adevice.getUnitID()); |