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/**
* Copyright 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:
*
* 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.util.Comparator;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.GLException;
import javax.media.opengl.GLProfile;
public class EGLGLCapabilities extends GLCapabilities {
final long eglcfg;
final int eglcfgid;
final int renderableType;
/** Comparing EGLConfig ID only */
public static class EglCfgIDComparator implements Comparator {
public int compare(Object o1, Object o2) {
if ( ! ( o1 instanceof EGLGLCapabilities ) ) {
Class c = (null != o1) ? o1.getClass() : null ;
throw new ClassCastException("arg1 not a EGLGLCapabilities object: " + c);
}
if ( ! ( o2 instanceof EGLGLCapabilities ) ) {
Class c = (null != o2) ? o2.getClass() : null ;
throw new ClassCastException("arg2 not a EGLGLCapabilities object: " + c);
}
final EGLGLCapabilities caps1 = (EGLGLCapabilities) o1;
final long id1 = caps1.getEGLConfigID();
final EGLGLCapabilities caps2 = (EGLGLCapabilities) o2;
final long id2 = caps2.getEGLConfigID();
if(id1 > id2) {
return 1;
} else if(id1 < id2) {
return -1;
}
return 0;
}
}
/**
*
* @param eglcfg
* @param eglcfgid
* @param glp desired GLProfile, or null if determined by renderableType
* @param renderableType actual EGL renderableType
*
* May throw GLException if given GLProfile is not compatible w/ renderableType
*/
public EGLGLCapabilities(long eglcfg, int eglcfgid, GLProfile glp, int renderableType) {
super( ( null != glp ) ? glp : getCompatible(renderableType) );
this.eglcfg = eglcfg;
this.eglcfgid = eglcfgid;
if(!isCompatible(glp, renderableType)) {
throw new GLException("Incompatible "+glp+
" with EGL-RenderableType["+renderableTypeToString(null, renderableType)+"]");
}
this.renderableType = renderableType;
}
public Object cloneMutable() {
return clone();
}
public Object clone() {
try {
return super.clone();
} catch (RuntimeException e) {
throw new GLException(e);
}
}
final public long getEGLConfig() { return eglcfg; }
final public int getEGLConfigID() { return eglcfgid; }
final public int getRenderableType() { return renderableType; }
public static boolean isCompatible(GLProfile glp, int renderableType) {
if(null == glp) {
return true;
}
if(0 != (renderableType & EGL.EGL_OPENGL_ES_BIT) && glp.usesNativeGLES1()) {
return true;
}
if(0 != (renderableType & EGL.EGL_OPENGL_ES2_BIT) && glp.usesNativeGLES2()) {
return true;
}
if(0 != (renderableType & EGL.EGL_OPENGL_BIT) && !glp.usesNativeGLES()) {
return true;
}
return false;
}
public static GLProfile getCompatible(int renderableType) {
if(0 != (renderableType & EGL.EGL_OPENGL_ES2_BIT) && GLProfile.isAvailable(GLProfile.GLES2)) {
return GLProfile.get(GLProfile.GLES2);
}
if(0 != (renderableType & EGL.EGL_OPENGL_ES_BIT) && GLProfile.isAvailable(GLProfile.GLES1)) {
return GLProfile.get(GLProfile.GLES1);
}
if(0 != (renderableType & EGL.EGL_OPENGL_BIT)) {
return GLProfile.getDefault();
}
return null;
}
public static StringBuffer renderableTypeToString(StringBuffer sink, int renderableType) {
if(null == sink) {
sink = new StringBuffer();
}
boolean first=true;
if(0 != (renderableType & EGL.EGL_OPENGL_BIT)) {
sink.append("GL"); first=false;
}
if(0 != (renderableType & EGL.EGL_OPENGL_ES_BIT)) {
if(!first) sink.append(", "); sink.append("GLES1"); first=false;
}
if(0 != (renderableType & EGL.EGL_OPENGL_ES2_BIT)) {
if(!first) sink.append(", "); sink.append("GLES2"); first=false;
}
if(0 != (renderableType & EGL.EGL_OPENVG_API)) {
if(!first) sink.append(", "); sink.append("VG"); first=false;
}
return sink;
}
public StringBuffer toString(StringBuffer sink) {
if(null == sink) {
sink = new StringBuffer();
}
sink.append("0x").append(Long.toHexString(eglcfg)).append(", ");
sink.append("0x").append(Long.toHexString(eglcfgid)).append(": ");
super.toString(sink);
sink.append(", [");
renderableTypeToString(sink, renderableType);
return sink.append("]");
}
}
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