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/*
* Copyright (c) 2010, Sven Gothel
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Sven Gothel nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 Sven Gothel 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.
*/
package com.jogamp.opengl.impl.egl;
import com.jogamp.common.os.DynamicLookupHelper;
import com.jogamp.common.os.NativeLibrary;
import java.util.*;
import javax.media.nativewindow.*;
import javax.media.opengl.*;
import com.jogamp.opengl.impl.*;
import java.security.*;
/**
* Abstract implementation of the DynamicLookupHelper for EGL,
* which decouples it's dependencies to EGLDrawable.
*
* Currently two implementations exist, one for ES1 and one for ES2.
*/
public abstract class EGLDynamicLookupHelper extends GLDynamicLookupHelper {
private static final EGLDynamicLookupHelper eglES1DynamicLookupHelper;
private static final EGLDynamicLookupHelper eglES2DynamicLookupHelper;
static {
EGLDynamicLookupHelper tmp=null;
try {
tmp = new EGLES1DynamicLookupHelper();
} catch (GLException gle) {
if(DEBUG) {
gle.printStackTrace();
}
}
eglES1DynamicLookupHelper = tmp;
tmp=null;
try {
tmp = new EGLES2DynamicLookupHelper();
} catch (GLException gle) {
if(DEBUG) {
gle.printStackTrace();
}
}
eglES2DynamicLookupHelper = tmp;
}
public static EGLDynamicLookupHelper getEGLDynamicLookupHelper(GLProfile glp) {
if (glp.usesNativeGLES2()) {
return getEGLDynamicLookupHelper(2);
} else if (glp.usesNativeGLES1()) {
return getEGLDynamicLookupHelper(1);
} else {
throw new GLException("Unsupported: "+glp);
}
}
public static EGLDynamicLookupHelper getEGLDynamicLookupHelper(int esProfile) {
if (2==esProfile) {
if(null==eglES2DynamicLookupHelper) {
throw new GLException("EGLDynamicLookupHelper for ES2 not available");
}
return eglES2DynamicLookupHelper;
} else if (1==esProfile) {
if(null==eglES1DynamicLookupHelper) {
throw new GLException("EGLDynamicLookupHelper for ES1 not available");
}
return eglES1DynamicLookupHelper;
} else {
throw new GLException("Unsupported: ES"+esProfile);
}
}
protected EGLDynamicLookupHelper() {
super();
EGL.resetProcAddressTable(this);
}
protected boolean hasESBinding = false;
public boolean hasESBinding() { return hasESBinding; }
protected final List/*<String>*/ getGLXLibNames() {
List/*<String>*/ eglLibNames = new ArrayList();
// EGL
eglLibNames.add("EGL");
// for windows distributions using the 'unlike' lib prefix,
// where our tool does not add it.
eglLibNames.add("libEGL");
return eglLibNames;
}
protected final String getGLXGetProcAddressFuncName() {
return "eglGetProcAddress" ;
}
protected final long dynamicLookupFunctionOnGLX(long glxGetProcAddressHandle, String glFuncName) {
return EGL.eglGetProcAddress(glxGetProcAddressHandle, glFuncName);
}
}
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