226 lines
9.2 KiB
Java
226 lines
9.2 KiB
Java
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/*
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* Copyright (c) 2009-2016 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.opencl.jocl;
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import com.jme3.opencl.*;
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import java.nio.ByteBuffer;
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import com.jogamp.opencl.*;
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import com.jogamp.opencl.llb.CL;
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import com.jogamp.opencl.llb.gl.CLGL;
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import java.util.EnumSet;
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/**
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*
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* @author shaman
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*/
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public class JoclBuffer extends Buffer {
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final long id;
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final CL cl;
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public JoclBuffer(long id) {
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this.id = id;
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this.cl = CLPlatform.getLowLevelCLInterface();
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OpenCLObjectManager.getInstance().registerObject(this);
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}
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@Override
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public long getSize() {
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Utils.pointers[0].rewind();
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int ret = cl.clGetMemObjectInfo(id, CL.CL_MEM_SIZE, Utils.pointers[0].elementSize(), Utils.pointers[0].getBuffer(), null);
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Utils.checkError(ret, "clGetMemObjectInfo");
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return Utils.pointers[0].get();
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}
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@Override
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public MemoryAccess getMemoryAccessFlags() {
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Utils.pointers[0].rewind();
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int ret = cl.clGetMemObjectInfo(id, CL.CL_MEM_TYPE, Utils.pointers[0].elementSize(), Utils.pointers[0].getBuffer(), null);
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Utils.checkError(ret, "clGetMemObjectInfo");
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long flags = Utils.pointers[0].get();
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return Utils.getMemoryAccessFromFlag(flags);
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}
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@Override
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public void read(CommandQueue queue, ByteBuffer dest, long size, long offset) {
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long q = ((JoclCommandQueue) queue).id;
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int ret = cl.clEnqueueReadBuffer(q, id, CL.CL_TRUE, offset, size, dest, 0, null, null);
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Utils.checkError(ret, "clEnqueueReadBuffer");
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}
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@Override
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public Event readAsync(CommandQueue queue, ByteBuffer dest, long size, long offset) {
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Utils.pointers[0].rewind();
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long q = ((JoclCommandQueue) queue).id;
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int ret = cl.clEnqueueReadBuffer(q, id, CL.CL_FALSE, offset, size, dest, 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueReadBuffer");
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public void write(CommandQueue queue, ByteBuffer src, long size, long offset) {
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long q = ((JoclCommandQueue)queue).id;
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int ret = cl.clEnqueueWriteBuffer(q, id, CL.CL_TRUE, offset, size, src, 0, null, null);
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Utils.checkError(ret, "clEnqueueWriteBuffer");
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}
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@Override
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public Event writeAsync(CommandQueue queue, ByteBuffer src, long size, long offset) {
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Utils.pointers[0].rewind();
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long q = ((JoclCommandQueue)queue).id;
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int ret = cl.clEnqueueWriteBuffer(q, id, CL.CL_FALSE, offset, size, src, 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueWriteBuffer");
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public void copyTo(CommandQueue queue, Buffer dest, long size, long srcOffset, long destOffset) {
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Utils.pointers[0].rewind();
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long q = ((JoclCommandQueue)queue).id;
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long did = ((JoclBuffer) dest).id;
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int ret = cl.clEnqueueCopyBuffer(q, id, did, srcOffset, destOffset, size, 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueCopyBuffer");
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ret = cl.clWaitForEvents(1, Utils.pointers[0]);
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Utils.checkError(ret, "clWaitForEvents");
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}
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@Override
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public Event copyToAsync(CommandQueue queue, Buffer dest, long size, long srcOffset, long destOffset) {
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Utils.pointers[0].rewind();
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long q = ((JoclCommandQueue)queue).id;
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long did = ((JoclBuffer) dest).id;
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int ret = cl.clEnqueueCopyBuffer(q, id, did, srcOffset, destOffset, size, 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueCopyBuffer");
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public ByteBuffer map(CommandQueue queue, long size, long offset, MappingAccess access) {
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long q = ((JoclCommandQueue)queue).id;
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Utils.errorBuffer.rewind();
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long flags = Utils.getMappingAccessFlags(access);
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ByteBuffer b = cl.clEnqueueMapBuffer(q, id, CL.CL_TRUE, flags, offset, size, 0, null, null, Utils.errorBuffer);
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Utils.checkError(Utils.errorBuffer, "clEnqueueMapBuffer");
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return b;
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}
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@Override
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public void unmap(CommandQueue queue, ByteBuffer ptr) {
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long q = ((JoclCommandQueue)queue).id;
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Utils.pointers[0].rewind();
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int ret = cl.clEnqueueUnmapMemObject(q, id, ptr, 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueUnmapMemObject");
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ret = cl.clWaitForEvents(1, Utils.pointers[0]);
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Utils.checkError(ret, "clWaitForEvents");
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}
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@Override
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public com.jme3.opencl.Buffer.AsyncMapping mapAsync(CommandQueue queue, long size, long offset, MappingAccess access) {
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long q = ((JoclCommandQueue)queue).id;
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Utils.pointers[0].rewind();
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Utils.errorBuffer.rewind();
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long flags = Utils.getMappingAccessFlags(access);
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ByteBuffer b = cl.clEnqueueMapBuffer(q, id, CL.CL_FALSE, flags, offset, size, 0, null, Utils.pointers[0], Utils.errorBuffer);
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Utils.checkError(Utils.errorBuffer, "clEnqueueMapBuffer");
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long event = Utils.pointers[0].get(0);
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return new com.jme3.opencl.Buffer.AsyncMapping(new JoclEvent(event), b);
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}
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@Override
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public Event fillAsync(CommandQueue queue, ByteBuffer pattern, long size, long offset) {
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throw new UnsupportedOperationException("Not supported by Jocl!");
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}
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@Override
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public Event copyToImageAsync(CommandQueue queue, Image dest, long srcOffset, long[] destOrigin, long[] destRegion) {
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if (destOrigin.length!=3 || destRegion.length!=3) {
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throw new IllegalArgumentException("origin and region must both be arrays of length 3");
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}
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Utils.pointers[0].rewind();
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Utils.pointers[1].rewind();
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Utils.pointers[2].rewind();
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Utils.pointers[1].put(destOrigin[0]).put(destOrigin[1]).put(destOrigin[2]).position(0);
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Utils.pointers[2].put(destRegion[0]).put(destRegion[1]).put(destRegion[2]).position(0);
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long q = ((JoclCommandQueue)queue).id;
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long i = ((JoclImage) dest).id;
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int ret = cl.clEnqueueCopyBufferToImage(q, id, i, srcOffset, Utils.pointers[1], Utils.pointers[2], 0, null, Utils.pointers[0]);
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Utils.checkError(ret, "clEnqueueCopyBufferToImage");
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public Event acquireBufferForSharingAsync(CommandQueue queue) {
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Utils.pointers[0].rewind();
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Utils.pointers[1].rewind();
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Utils.pointers[1].put(0, id);
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long q = ((JoclCommandQueue)queue).id;
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((CLGL) cl).clEnqueueAcquireGLObjects(q, 1, Utils.pointers[1], 0, null, Utils.pointers[0]);
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public Event releaseBufferForSharingAsync(CommandQueue queue) {
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Utils.pointers[0].rewind();
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Utils.pointers[1].rewind();
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Utils.pointers[1].put(0, id);
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long q = ((JoclCommandQueue)queue).id;
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((CLGL) cl).clEnqueueReleaseGLObjects(q, 1, Utils.pointers[1], 0, null, Utils.pointers[0]);
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long event = Utils.pointers[0].get(0);
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return new JoclEvent(event);
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}
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@Override
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public ObjectReleaser getReleaser() {
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return new ReleaserImpl(id);
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}
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private static class ReleaserImpl implements ObjectReleaser {
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private long mem;
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private ReleaserImpl(long mem) {
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this.mem = mem;
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}
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@Override
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public void release() {
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if (mem != 0) {
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int ret = CLPlatform.getLowLevelCLInterface().clReleaseMemObject(mem);
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mem = 0;
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Utils.reportError(ret, "clReleaseMemObject");
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}
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}
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}
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}
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