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LwjglDevice.java
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LwjglDevice.java
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/*
* 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.lwjgl;
import com.jme3.opencl.Device;
import com.jme3.opencl.lwjgl.info.Info;
import java.util.Arrays;
import java.util.Collection;
import org.lwjgl.PointerBuffer;
import org.lwjgl.opencl.CL10;
import org.lwjgl.opencl.CL11;
/**
*
* @author shaman
*/
public final class LwjglDevice implements Device {
final long device;
final LwjglPlatform platform;
public LwjglDevice(long device, LwjglPlatform platform) {
this.device = device;
this.platform = platform;
}
public long getDevice() {
return device;
}
@Override
public LwjglPlatform getPlatform() {
return platform;
}
@Override
public DeviceType getDeviceType() {
int type = Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_TYPE);
switch (type) {
case CL10.CL_DEVICE_TYPE_ACCELERATOR: return DeviceType.ACCELEARTOR;
case CL10.CL_DEVICE_TYPE_CPU: return DeviceType.CPU;
case CL10.CL_DEVICE_TYPE_GPU: return DeviceType.GPU;
default: return DeviceType.DEFAULT;
}
}
@Override
public int getVendorId() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_VENDOR_ID);
}
@Override
public boolean isAvailable() {
return Info.clGetDeviceInfoBoolean(device, CL10.CL_DEVICE_AVAILABLE);
}
@Override
public boolean hasCompiler() {
return Info.clGetDeviceInfoBoolean(device, CL10.CL_DEVICE_COMPILER_AVAILABLE);
}
@Override
public boolean hasDouble() {
return hasExtension("cl_khr_fp64");
}
@Override
public boolean hasHalfFloat() {
return hasExtension("cl_khr_fp16");
}
@Override
public boolean hasErrorCorrectingMemory() {
return Info.clGetDeviceInfoBoolean(device, CL10.CL_DEVICE_ERROR_CORRECTION_SUPPORT);
}
@Override
public boolean hasUnifiedMemory() {
return Info.clGetDeviceInfoBoolean(device, CL11.CL_DEVICE_HOST_UNIFIED_MEMORY);
}
@Override
public boolean hasImageSupport() {
return Info.clGetDeviceInfoBoolean(device, CL10.CL_DEVICE_IMAGE_SUPPORT);
}
@Override
public boolean hasWritableImage3D() {
return hasExtension("cl_khr_3d_image_writes");
}
@Override
public boolean hasOpenGLInterop() {
return hasExtension("cl_khr_gl_sharing");
}
@Override
public boolean hasExtension(String extension) {
return getExtensions().contains(extension);
}
@Override
public Collection<? extends String> getExtensions() {
return Arrays.asList(Info.clGetDeviceInfoStringASCII(device, CL10.CL_DEVICE_EXTENSIONS).split(" "));
}
@Override
public int getComputeUnits() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_COMPUTE_UNITS);
}
@Override
public int getClockFrequency() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_CLOCK_FREQUENCY);
}
@Override
public int getAddressBits() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_ADDRESS_BITS);
}
@Override
public boolean isLittleEndian() {
return Info.clGetDeviceInfoBoolean(device, CL10.CL_DEVICE_ENDIAN_LITTLE);
}
@Override
public long getMaximumWorkItemDimensions() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS);
}
@Override
public long[] getMaximumWorkItemSizes() {
int dim = (int) getMaximumWorkItemDimensions();
PointerBuffer sizes = PointerBuffer.allocateDirect(dim);
Info.clGetDeviceInfoPointers(device, CL10.CL_DEVICE_MAX_WORK_ITEM_SIZES, sizes);
long[] sx = new long[dim];
sizes.get(sx);
return sx;
}
@Override
public long getMaxiumWorkItemsPerGroup() {
return Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_MAX_WORK_GROUP_SIZE);
}
@Override
public int getMaximumSamplers() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_SAMPLERS);
}
@Override
public int getMaximumReadImages() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_READ_IMAGE_ARGS);
}
@Override
public int getMaximumWriteImages() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_WRITE_IMAGE_ARGS);
}
@Override
public long[] getMaximumImage2DSize() {
return new long[] {
Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_IMAGE2D_MAX_WIDTH),
Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_IMAGE2D_MAX_HEIGHT)
};
}
@Override
public long[] getMaximumImage3DSize() {
return new long[] {
Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_IMAGE3D_MAX_WIDTH),
Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_IMAGE3D_MAX_HEIGHT),
Info.clGetDeviceInfoPointer(device, CL10.CL_DEVICE_IMAGE3D_MAX_DEPTH)
};
}
@Override
public long getMaximumAllocationSize() {
return Info.clGetDeviceInfoLong(device, CL10.CL_DEVICE_MAX_MEM_ALLOC_SIZE);
}
@Override
public long getGlobalMemorySize() {
return Info.clGetDeviceInfoLong(device, CL10.CL_DEVICE_GLOBAL_MEM_SIZE);
}
@Override
public long getLocalMemorySize() {
return Info.clGetDeviceInfoLong(device, CL10.CL_DEVICE_LOCAL_MEM_SIZE);
}
@Override
public long getMaximumConstantBufferSize() {
return Info.clGetDeviceInfoLong(device, CL10.CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE);
}
@Override
public int getMaximumConstantArguments() {
return Info.clGetDeviceInfoInt(device, CL10.CL_DEVICE_MAX_CONSTANT_ARGS);
}
@Override
public String getProfile() {
return Info.clGetDeviceInfoStringASCII(device, CL10.CL_DEVICE_PROFILE);
}
@Override
public String getVersion() {
return Info.clGetDeviceInfoStringASCII(device, CL10.CL_DEVICE_VERSION);
}
@Override
public int getVersionMajor() {
return Utils.getMajorVersion(getVersion(), "OpenCL ");
}
@Override
public int getVersionMinor() {
return Utils.getMinorVersion(getVersion(), "OpenCL ");
}
@Override
public String getCompilerVersion() {
return Info.clGetDeviceInfoStringASCII(device, CL11.CL_DEVICE_OPENCL_C_VERSION);
}
@Override
public int getCompilerVersionMajor() {
return Utils.getMajorVersion(getCompilerVersion(), "OpenCL C ");
}
@Override
public int getCompilerVersionMinor() {
return Utils.getMinorVersion(getCompilerVersion(), "OpenCL C ");
}
@Override
public String getDriverVersion() {
return Info.clGetDeviceInfoStringASCII(device, CL10.CL_DRIVER_VERSION);
}
@Override
public int getDriverVersionMajor() {
return Utils.getMajorVersion(getDriverVersion(), "");
}
@Override
public int getDriverVersionMinor() {
return Utils.getMinorVersion(getDriverVersion(), "");
}
@Override
public String getName() {
return Info.clGetDeviceInfoStringASCII(device, CL10.CL_DEVICE_NAME);
}
@Override
public String getVendor() {
return Info.clGetDeviceInfoStringASCII(device, CL10.CL_DEVICE_VENDOR);
}
@Override
public String toString() {
return getName();
}
}