/*
* Copyright (c) 2009-2016 jMonkeyEngine
* 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 'jMonkeyEngine' 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 THE COPYRIGHT OWNER 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.
*/
package com.jme3.opencl.jocl;
import com.jme3.opencl.*;
import java.nio.ByteBuffer;
import com.jogamp.opencl.*;
import com.jogamp.opencl.llb.CL;
import com.jogamp.opencl.llb.gl.CLGL;
import java.util.EnumSet;
/**
*
* @author shaman
*/
public class JoclBuffer extends Buffer {
final long id;
final CL cl;
public JoclBuffer(long id) {
super(new ReleaserImpl(id));
this.id = id;
this.cl = CLPlatform.getLowLevelCLInterface();
}
@Override
public long getSize() {
Utils.pointers[0].rewind();
int ret = cl.clGetMemObjectInfo(id, CL.CL_MEM_SIZE, Utils.pointers[0].elementSize(), Utils.pointers[0].getBuffer(), null);
Utils.checkError(ret, "clGetMemObjectInfo");
return Utils.pointers[0].get();
}
@Override
public MemoryAccess getMemoryAccessFlags() {
Utils.pointers[0].rewind();
int ret = cl.clGetMemObjectInfo(id, CL.CL_MEM_TYPE, Utils.pointers[0].elementSize(), Utils.pointers[0].getBuffer(), null);
Utils.checkError(ret, "clGetMemObjectInfo");
long flags = Utils.pointers[0].get();
return Utils.getMemoryAccessFromFlag(flags);
}
@Override
public void read(CommandQueue queue, ByteBuffer dest, long size, long offset) {
long q = ((JoclCommandQueue) queue).id;
int ret = cl.clEnqueueReadBuffer(q, id, CL.CL_TRUE, offset, size, dest, 0, null, null);
Utils.checkError(ret, "clEnqueueReadBuffer");
}
@Override
public Event readAsync(CommandQueue queue, ByteBuffer dest, long size, long offset) {
Utils.pointers[0].rewind();
long q = ((JoclCommandQueue) queue).id;
int ret = cl.clEnqueueReadBuffer(q, id, CL.CL_FALSE, offset, size, dest, 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueReadBuffer");
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public void write(CommandQueue queue, ByteBuffer src, long size, long offset) {
long q = ((JoclCommandQueue)queue).id;
int ret = cl.clEnqueueWriteBuffer(q, id, CL.CL_TRUE, offset, size, src, 0, null, null);
Utils.checkError(ret, "clEnqueueWriteBuffer");
}
@Override
public Event writeAsync(CommandQueue queue, ByteBuffer src, long size, long offset) {
Utils.pointers[0].rewind();
long q = ((JoclCommandQueue)queue).id;
int ret = cl.clEnqueueWriteBuffer(q, id, CL.CL_FALSE, offset, size, src, 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueWriteBuffer");
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public void copyTo(CommandQueue queue, Buffer dest, long size, long srcOffset, long destOffset) {
Utils.pointers[0].rewind();
long q = ((JoclCommandQueue)queue).id;
long did = ((JoclBuffer) dest).id;
int ret = cl.clEnqueueCopyBuffer(q, id, did, srcOffset, destOffset, size, 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueCopyBuffer");
ret = cl.clWaitForEvents(1, Utils.pointers[0]);
Utils.checkError(ret, "clWaitForEvents");
}
@Override
public Event copyToAsync(CommandQueue queue, Buffer dest, long size, long srcOffset, long destOffset) {
Utils.pointers[0].rewind();
long q = ((JoclCommandQueue)queue).id;
long did = ((JoclBuffer) dest).id;
int ret = cl.clEnqueueCopyBuffer(q, id, did, srcOffset, destOffset, size, 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueCopyBuffer");
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public ByteBuffer map(CommandQueue queue, long size, long offset, MappingAccess access) {
long q = ((JoclCommandQueue)queue).id;
Utils.errorBuffer.rewind();
long flags = Utils.getMappingAccessFlags(access);
ByteBuffer b = cl.clEnqueueMapBuffer(q, id, CL.CL_TRUE, flags, offset, size, 0, null, null, Utils.errorBuffer);
Utils.checkError(Utils.errorBuffer, "clEnqueueMapBuffer");
return b;
}
@Override
public void unmap(CommandQueue queue, ByteBuffer ptr) {
long q = ((JoclCommandQueue)queue).id;
Utils.pointers[0].rewind();
ptr.position(0);
int ret = cl.clEnqueueUnmapMemObject(q, id, ptr, 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueUnmapMemObject");
ret = cl.clWaitForEvents(1, Utils.pointers[0]);
Utils.checkError(ret, "clWaitForEvents");
}
@Override
public com.jme3.opencl.Buffer.AsyncMapping mapAsync(CommandQueue queue, long size, long offset, MappingAccess access) {
long q = ((JoclCommandQueue)queue).id;
Utils.pointers[0].rewind();
Utils.errorBuffer.rewind();
long flags = Utils.getMappingAccessFlags(access);
ByteBuffer b = cl.clEnqueueMapBuffer(q, id, CL.CL_FALSE, flags, offset, size, 0, null, Utils.pointers[0], Utils.errorBuffer);
Utils.checkError(Utils.errorBuffer, "clEnqueueMapBuffer");
long event = Utils.pointers[0].get(0);
return new com.jme3.opencl.Buffer.AsyncMapping(new JoclEvent(event), b);
}
@Override
public Event fillAsync(CommandQueue queue, ByteBuffer pattern, long size, long offset) {
throw new UnsupportedOperationException("Not supported by Jocl!");
}
@Override
public Event copyToImageAsync(CommandQueue queue, Image dest, long srcOffset, long[] destOrigin, long[] destRegion) {
if (destOrigin.length!=3 || destRegion.length!=3) {
throw new IllegalArgumentException("origin and region must both be arrays of length 3");
}
Utils.pointers[0].rewind();
Utils.pointers[1].rewind();
Utils.pointers[2].rewind();
Utils.pointers[1].put(destOrigin[0]).put(destOrigin[1]).put(destOrigin[2]).position(0);
Utils.pointers[2].put(destRegion[0]).put(destRegion[1]).put(destRegion[2]).position(0);
long q = ((JoclCommandQueue)queue).id;
long i = ((JoclImage) dest).id;
int ret = cl.clEnqueueCopyBufferToImage(q, id, i, srcOffset, Utils.pointers[1], Utils.pointers[2], 0, null, Utils.pointers[0]);
Utils.checkError(ret, "clEnqueueCopyBufferToImage");
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public Event acquireBufferForSharingAsync(CommandQueue queue) {
Utils.pointers[0].rewind();
Utils.pointers[1].rewind();
Utils.pointers[1].put(0, id);
long q = ((JoclCommandQueue)queue).id;
((CLGL) cl).clEnqueueAcquireGLObjects(q, 1, Utils.pointers[1], 0, null, Utils.pointers[0]);
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public void acquireBufferForSharingNoEvent(CommandQueue queue) {
Utils.pointers[1].rewind();
Utils.pointers[1].put(0, id);
long q = ((JoclCommandQueue)queue).id;
((CLGL) cl).clEnqueueAcquireGLObjects(q, 1, Utils.pointers[1], 0, null, null);
}
@Override
public Event releaseBufferForSharingAsync(CommandQueue queue) {
Utils.pointers[0].rewind();
Utils.pointers[1].rewind();
Utils.pointers[1].put(0, id);
long q = ((JoclCommandQueue)queue).id;
((CLGL) cl).clEnqueueReleaseGLObjects(q, 1, Utils.pointers[1], 0, null, Utils.pointers[0]);
long event = Utils.pointers[0].get(0);
return new JoclEvent(event);
}
@Override
public void releaseBufferForSharingNoEvent(CommandQueue queue) {
Utils.pointers[1].rewind();
Utils.pointers[1].put(0, id);
long q = ((JoclCommandQueue)queue).id;
((CLGL) cl).clEnqueueReleaseGLObjects(q, 1, Utils.pointers[1], 0, null, null);
}
private static class ReleaserImpl implements ObjectReleaser {
private long mem;
private ReleaserImpl(long mem) {
this.mem = mem;
}
@Override
public void release() {
if (mem != 0) {
int ret = CLPlatform.getLowLevelCLInterface().clReleaseMemObject(mem);
mem = 0;
Utils.reportError(ret, "clReleaseMemObject");
}
}
}
}