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/*
* Created onSaturday, May 07 2011 00:40
*/
package com.jogamp.opencl.util.concurrent;
import com.jogamp.opencl.CLCommandQueue;
import com.jogamp.opencl.CLProgram;
import com.jogamp.opencl.util.concurrent.CLQueueContext.CLSimpleQueueContext;
/**
* Creates {@link CLQueueContext}s.
* @author Michael Bien
*/
public abstract class CLQueueContextFactory<C extends CLQueueContext> {
/**
* Creates a new queue context for the given queue.
* @param old the old context or null.
*/
public abstract C setup(CLCommandQueue queue, CLQueueContext old);
/**
* Creates a simple context factory producing single program contexts.
* @param source sourcecode of a OpenCL program.
*/
public static CLSimpleContextFactory createSimple(final String source) {
return new CLSimpleContextFactory(source);
}
/**
* Creates {@link CLSimpleQueueContext}s containing a precompiled program.
* @author Michael Bien
*/
public static class CLSimpleContextFactory extends CLQueueContextFactory<CLSimpleQueueContext> {
private final String source;
public CLSimpleContextFactory(final String source) {
this.source = source;
}
@Override
public CLSimpleQueueContext setup(final CLCommandQueue queue, final CLQueueContext old) {
final CLProgram program = queue.getContext().createProgram(source).build(queue.getDevice());
return new CLSimpleQueueContext(queue, program);
}
}
}
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