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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright 2011, Blender Foundation.
*/
class OpenCLDevice;
#pragma once
#include <list>
#include "COM_Device.h"
#include "clew.h"
namespace blender::compositor {
class NodeOperation;
class MemoryBuffer;
class ReadBufferOperation;
typedef NodeOperation SocketReader;
/**
* \brief device representing an GPU OpenCL device.
* an instance of this class represents a single cl_device
*/
class OpenCLDevice : public Device {
private:
/**
* \brief opencl context
*/
cl_context context_;
/**
* \brief opencl device
*/
cl_device_id device_;
/**
* \brief opencl program
*/
cl_program program_;
/**
* \brief opencl command queue
*/
cl_command_queue queue_;
/**
* \brief opencl vendor ID
*/
cl_int vendor_id_;
public:
/**
* \brief constructor with opencl device
* \param context:
* \param device:
* \param program:
* \param vendorID:
*/
OpenCLDevice(cl_context context, cl_device_id device, cl_program program, cl_int vendor_id);
OpenCLDevice(OpenCLDevice &&other) noexcept;
~OpenCLDevice();
/**
* \brief execute a WorkPackage
* \param work: the WorkPackage to execute
*/
void execute(WorkPackage *work) override;
/**
* \brief determine an image format
* \param memorybuffer:
*/
static const cl_image_format *determine_image_format(MemoryBuffer *memory_buffer);
cl_context get_context()
{
return context_;
}
cl_command_queue get_queue()
{
return queue_;
}
cl_mem COM_cl_attach_memory_buffer_to_kernel_parameter(cl_kernel kernel,
int parameter_index,
int offset_index,
std::list<cl_mem> *cleanup,
MemoryBuffer **input_memory_buffers,
SocketReader *reader);
cl_mem COM_cl_attach_memory_buffer_to_kernel_parameter(cl_kernel kernel,
int parameter_index,
int offset_index,
std::list<cl_mem> *cleanup,
MemoryBuffer **input_memory_buffers,
ReadBufferOperation *reader);
void COM_cl_attach_memory_buffer_offset_to_kernel_parameter(cl_kernel kernel,
int offset_index,
MemoryBuffer *memory_buffers);
void COM_cl_attach_output_memory_buffer_to_kernel_parameter(cl_kernel kernel,
int parameter_index,
cl_mem cl_output_memory_buffer);
void COM_cl_attach_size_to_kernel_parameter(cl_kernel kernel,
int offset_index,
NodeOperation *operation);
void COM_cl_enqueue_range(cl_kernel kernel, MemoryBuffer *output_memory_buffer);
void COM_cl_enqueue_range(cl_kernel kernel,
MemoryBuffer *output_memory_buffer,
int offset_index,
NodeOperation *operation);
cl_kernel COM_cl_create_kernel(const char *kernelname,
std::list<cl_kernel> *cl_kernels_to_clean_up);
};
} // namespace blender::compositor
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