rodinia-benchmark/opencl/pathfinder/OpenCL.h

#include <iostream>
#include <stdio.h>
#include <map>
#include <string>
#include <cstring>

// OpenCL header files
#ifdef __APPLE__
#include <OpenCL/cl.h>
#include <OpenCL/cl_gl.h>
#include <OpenCL/cl_gl_ext.h>
#include <OpenCL/cl_ext.h>
#else
#include <CL/cl.h>
#include <CL/cl_gl.h>
#include <CL/cl_gl_ext.h>
#include <CL/cl_ext.h>
#endif

using namespace std;

class OpenCL
{
public:
  OpenCL(int displayOutput);
  ~OpenCL();
  void init(int platform_idx, int device_idx, int use_gpu);
  void createKernel(string kernelName, int device_idx);
  cl_kernel kernel(string kernelName);
  void gwSize(size_t theSize);
  cl_context ctxt();
  cl_command_queue q();
  void launch(string toLaunch);
  size_t localSize();

private:
  int                     VERBOSE;           // Display output text from various functions?
  size_t                  lwsize;            // Local work size.
  size_t                  gwsize;            // Global work size.
  cl_int                  ret;               // Holds the error code returned by cl functions.
  //cl_platform_id          platform_id[100];
  cl_device_id            device_id[100];
  map<string, cl_kernel>  kernelArray;
  cl_context              context;
  cl_command_queue        command_queue;
  cl_program              program;

  void getDevices(int platform_idx, int device_idx, cl_device_type deviceType);
  void buildKernel(int device_idx);
};