From 86abb5fecf48c7df8dcad653b5ec03f349558050 Mon Sep 17 00:00:00 2001 From: Michael Bien Date: Tue, 8 Jun 2010 01:39:34 +0200 Subject: Refactored LLB into two impl layers to reduce custom code injection significantly. - CLAbstractImpl is automatically generated by gluegen (former CLImpl) - CLImply is handwritten and extends CLAbstractImpl to handle special cases --- src/com/jogamp/opencl/impl/CLImpl.java | 193 +++++++++++++++++++++++++++++++++ 1 file changed, 193 insertions(+) create mode 100644 src/com/jogamp/opencl/impl/CLImpl.java (limited to 'src/com') diff --git a/src/com/jogamp/opencl/impl/CLImpl.java b/src/com/jogamp/opencl/impl/CLImpl.java new file mode 100644 index 00000000..16b882ac --- /dev/null +++ b/src/com/jogamp/opencl/impl/CLImpl.java @@ -0,0 +1,193 @@ +/* + * Created on Monday, June 07 2010 at 04:25 + */ +package com.jogamp.opencl.impl; + +import com.jogamp.common.nio.PointerBuffer; +import com.jogamp.common.os.Platform; +import com.jogamp.common.util.LongLongHashMap; +import com.jogamp.opencl.CLErrorHandler; +import com.jogamp.opencl.CLException; +import java.nio.ByteBuffer; +import java.nio.IntBuffer; + +import static com.jogamp.common.nio.Buffers.*; + +/** + * Java bindings to OpenCL, the Open Computing Language. + * @author Michael Bien + */ +public class CLImpl extends CLAbstractImpl { + + //maps the context id to its error handler's global object pointer + private final LongLongHashMap contextCallbackMap; + + public CLImpl(CLProcAddressTable addressTable) { + super(addressTable); + this.contextCallbackMap = new LongLongHashMap(); + this.contextCallbackMap.setKeyNotFoundValue(0); + } + + public long clCreateContext(PointerBuffer properties, PointerBuffer devices, CLErrorHandler pfn_notify, IntBuffer errcode_ret) { + + if (properties != null && !properties.isDirect()) { + throw new RuntimeException("Argument \"properties\" was not a direct buffer"); + } + + if (errcode_ret != null && !errcode_ret.isDirect()) { + throw new RuntimeException("Argument \"errcode_ret\" was not a direct buffer"); + } + + long[] global = new long[1]; + long ctx = this.clCreateContext0( + properties != null ? properties.getBuffer() : null, getDirectBufferByteOffset(properties), + devices != null ? devices.remaining() : 0, devices != null ? devices.getBuffer() : null, getDirectBufferByteOffset(devices), + pfn_notify, global, errcode_ret, getDirectBufferByteOffset(errcode_ret)); + + if (pfn_notify != null && global[0] != 0) { + synchronized (contextCallbackMap) { + contextCallbackMap.put(ctx, global[0]); + } + } + return ctx; + } + + private native long clCreateContext0(Object cl_context_properties, int props_offset, int numDevices, Object devices, int devices_offset, Object pfn_notify, long[] global, Object errcode_ret, int err_offset); + + public long clCreateContextFromType(PointerBuffer properties, long device_type, CLErrorHandler pfn_notify, IntBuffer errcode_ret) { + + if (properties != null && !properties.isDirect()) { + throw new RuntimeException("Argument \"properties\" was not a direct buffer"); + } + + if (errcode_ret != null && !errcode_ret.isDirect()) { + throw new RuntimeException("Argument \"errcode_ret\" was not a direct buffer"); + } + + long[] global = new long[1]; + long ctx = this.clCreateContextFromType0( + properties != null ? properties.getBuffer() : null, getDirectBufferByteOffset(properties), + device_type, pfn_notify, global, errcode_ret, getDirectBufferByteOffset(errcode_ret)); + + if (pfn_notify != null && global[0] != 0) { + synchronized (contextCallbackMap) { + contextCallbackMap.put(ctx, global[0]); + } + } + return ctx; + } + + private native long clCreateContextFromType0(Object properties, int props_offset, long device_type, Object pfn_notify, long[] global, Object errcode_ret, int err_offset); + + public int clReleaseContext(long context) { + long global = 0; + synchronized (contextCallbackMap) { + global = contextCallbackMap.remove(context); + } + return clReleaseContextImpl(context, global); + } + + /** Interface to C language function:
int32_t {@native clReleaseContext}(cl_context context); */ + public native int clReleaseContextImpl(long context, long global); + + /** Interface to C language function:
int32_t clBuildProgram(cl_program, uint32_t, cl_device_id * , const char * , void * ); */ + public int clBuildProgram(long program, int deviceCount, PointerBuffer deviceList, String options, BuildProgramCallback cb) { + + if (deviceList != null && !deviceList.isDirect()) { + throw new RuntimeException("Argument \"properties\" was not a direct buffer"); + } + + return clBuildProgram0(program, deviceCount, deviceList != null ? deviceList.getBuffer() : null, + getDirectBufferByteOffset(deviceList), options, cb); + } + + /** Entry point to C language function: int32_t clBuildProgram(cl_program, uint32_t, cl_device_id * , const char * , void * ); */ + private native int clBuildProgram0(long program, int deviceCount, Object deviceList, int deviceListOffset, String options, BuildProgramCallback cb); + + /** Interface to C language function:
void * {@native clEnqueueMapImage}(cl_command_queue command_queue, cl_mem image, uint32_t blocking_map, uint64_t map_flags, const size_t * , const size_t * , size_t * image_row_pitch, size_t * image_slice_pitch, uint32_t num_events_in_wait_list, cl_event * event_wait_list, cl_event * event, int32_t * errcode_ret); + @param origin a direct {@link com.jogamp.common.nio.PointerBuffer} + @param range a direct {@link com.jogamp.common.nio.PointerBuffer} + @param image_row_pitch a direct {@link com.jogamp.common.nio.PointerBuffer} + @param image_slice_pitch a direct {@link com.jogamp.common.nio.PointerBuffer} + @param event_wait_list a direct {@link com.jogamp.common.nio.PointerBuffer} + @param event a direct {@link com.jogamp.common.nio.PointerBuffer} + @param errcode_ret a direct {@link java.nio.IntBuffer} */ + public java.nio.ByteBuffer clEnqueueMapImage(long command_queue, long image, int blocking_map, long map_flags, + PointerBuffer origin, PointerBuffer range, + PointerBuffer image_row_pitch, PointerBuffer image_slice_pitch, + int num_events_in_wait_list, + PointerBuffer event_wait_list, PointerBuffer event, java.nio.IntBuffer errcode_ret) { + + if (!isDirect(origin)) { + throw new CLException("Argument \"origin\" was not a direct buffer"); + } + if (!isDirect(range)) { + throw new CLException("Argument \"range\" was not a direct buffer"); + } + if (!isDirect(image_row_pitch)) { + throw new CLException("Argument \"image_row_pitch\" was not a direct buffer"); + } + if (!isDirect(image_slice_pitch)) { + throw new CLException("Argument \"image_slice_pitch\" was not a direct buffer"); + } + if (!isDirect(event_wait_list)) { + throw new CLException("Argument \"event_wait_list\" was not a direct buffer"); + } + if (!isDirect(event)) { + throw new CLException("Argument \"event\" was not a direct buffer"); + } + if (!isDirect(errcode_ret)) { + throw new CLException("Argument \"errcode_ret\" was not a direct buffer"); + } + + java.nio.ByteBuffer _res; + _res = clEnqueueMapImage0(command_queue, image, blocking_map, map_flags, origin != null ? origin.getBuffer() : null, + getDirectBufferByteOffset(origin), range != null ? range.getBuffer() : null, + getDirectBufferByteOffset(range), image_row_pitch != null ? image_row_pitch.getBuffer() : null, + getDirectBufferByteOffset(image_row_pitch), image_slice_pitch != null ? image_slice_pitch.getBuffer() : null, + getDirectBufferByteOffset(image_slice_pitch), num_events_in_wait_list, + event_wait_list != null ? event_wait_list.getBuffer() : null, getDirectBufferByteOffset(event_wait_list), + event != null ? event.getBuffer() : null, getDirectBufferByteOffset(event), errcode_ret, + getDirectBufferByteOffset(errcode_ret)); + if (_res == null) { + return null; + } + nativeOrder(_res); + return _res; + } + + /** Entry point to C language function: void * {@native clEnqueueMapImage}(cl_command_queue command_queue, cl_mem image, uint32_t blocking_map, uint64_t map_flags, const size_t * , const size_t * , size_t * image_row_pitch, size_t * image_slice_pitch, uint32_t num_events_in_wait_list, cl_event * event_wait_list, cl_event * event, int32_t * errcode_ret); + @param origin a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param range a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param image_row_pitch a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param image_slice_pitch a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param event_wait_list a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param event a direct {@link com.jogamp.gluegen.runtime.PointerBuffer} + @param errcode_ret a direct {@link java.nio.IntBuffer} */ + private native ByteBuffer clEnqueueMapImage0(long command_queue, long image, int blocking_map, long map_flags, Object origin, int origin_byte_offset, Object range, int range_byte_offset, Object image_row_pitch, int image_row_pitch_byte_offset, Object image_slice_pitch, int image_slice_pitch_byte_offset, int num_events_in_wait_list, Object event_wait_list, int event_wait_list_byte_offset, Object event, int event_byte_offset, Object errcode_ret, int errcode_ret_byte_offset); + + /** + * Returns the extension function address for the given function name. + */ + public long clGetExtensionFunctionAddress(String name) { + ByteBuffer res = super.clGetExtensionFunctionAddressImpl(name); + if (Platform.is32Bit()) { + return res.getInt(); + } else { + return res.getLong(); + } + } + + /* + private static void convert32To64(long[] values) { + if (values.length % 2 == 1) { + values[values.length - 1] = values[values.length / 2] >>> 32; + } + for (int i = values.length - 1 - values.length % 2; i >= 0; i -= 2) { + long temp = values[i / 2]; + values[i - 1] = temp >>> 32; + values[i] = temp & 0x00000000FFFFFFFFL; + } + } + */ +} -- cgit v1.2.3