COM_OpenCLDevice.h

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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 "COM_Device.h"
#include "COM_ReadBufferOperation.h"
#include "COM_WorkScheduler.h"
#include "clew.h"
 
namespace blender::compositor {
 
class OpenCLDevice : public Device {
 private:
  cl_context m_context;
 
  cl_device_id m_device;
 
  cl_program m_program;
 
  cl_command_queue m_queue;
 
  cl_int m_vendorID;
 
 public:
  OpenCLDevice(cl_context context, cl_device_id device, cl_program program, cl_int vendorId);
 
  OpenCLDevice(OpenCLDevice &&other) noexcept;
 
  ~OpenCLDevice();
 
  void execute(WorkPackage *work) override;
 
  static const cl_image_format *determineImageFormat(MemoryBuffer *memoryBuffer);
 
  cl_context getContext()
  {
    return this->m_context;
  }
 
  cl_command_queue getQueue()
  {
    return this->m_queue;
  }
 
  cl_mem COM_clAttachMemoryBufferToKernelParameter(cl_kernel kernel,
                                                   int parameterIndex,
                                                   int offsetIndex,
                                                   std::list<cl_mem> *cleanup,
                                                   MemoryBuffer **inputMemoryBuffers,
                                                   SocketReader *reader);
  cl_mem COM_clAttachMemoryBufferToKernelParameter(cl_kernel kernel,
                                                   int parameterIndex,
                                                   int offsetIndex,
                                                   std::list<cl_mem> *cleanup,
                                                   MemoryBuffer **inputMemoryBuffers,
                                                   ReadBufferOperation *reader);
  void COM_clAttachMemoryBufferOffsetToKernelParameter(cl_kernel kernel,
                                                       int offsetIndex,
                                                       MemoryBuffer *memoryBuffers);
  void COM_clAttachOutputMemoryBufferToKernelParameter(cl_kernel kernel,
                                                       int parameterIndex,
                                                       cl_mem clOutputMemoryBuffer);
  void COM_clAttachSizeToKernelParameter(cl_kernel kernel,
                                         int offsetIndex,
                                         NodeOperation *operation);
  void COM_clEnqueueRange(cl_kernel kernel, MemoryBuffer *outputMemoryBuffer);
  void COM_clEnqueueRange(cl_kernel kernel,
                          MemoryBuffer *outputMemoryBuffer,
                          int offsetIndex,
                          NodeOperation *operation);
  cl_kernel COM_clCreateKernel(const char *kernelname, std::list<cl_kernel> *clKernelsToCleanUp);
};
 
}  // namespace blender::compositor