#ifndef KERNEL_H
#define KERNEL_H

// Handle kernels and their arguments

#include "defs.hh"
#include "device.hh"

#include <vector>

#ifdef __APPLE__
#  include <OpenCL/opencl.h>
#else
#  include <CL/opencl.h>
#endif	



namespace OpenCLRunTime {
  
  
  
  // Define a kernel
  struct OpenCLKernel {
    static list<OpenCLKernel*> kernels;
    
    char const *name;
    cl_program program;
    
    // Arguments
    struct arg_t {
      int vi, tl;
      string alias;
    };
    vector<arg_t> args;
    
    cl_kernel kernel;
    
    list<cl_event> events;
    
    grid_t grid;
    cl_mem mem_grid;
#if 0
    cl_mem mem_params;
#endif
    
    OpenCLKernel(cGH const *const cctkGH,
                 char const *const thorn,
                 char const *const name,
                 char const *const sources[],
                 char const *const groups[],
                 int const varindices[],
                 int const timelevels[],
                 char const *const aliases[],
                 int const nvars);
    
    void setup_args(cGH const *const cctkGH,
                    char const *const groups[],
                    int const varindices[],
                    int const timelevels[],
                    char const *const aliases[],
                    int const nvars);
    
    void call(cGH const *const cctkGH,
              int const imin[],
              int const imax[]);
    
    void disassemble() const;
    
    static void statistics(cGH const *const cctkGH);
  };
  
  
  
} // namespace OpenCLRunTime



#endif  // #ifndef KERNEL_H