rtcl.h

#ifndef __RTCL_H
#define __RTCL_H

#include <OpenCL/opencl.h>
#include "raytracer.h"
#include "renderer.h"

void rtcl_init(struct renderer *renderer);
void rtcl_run();
void rtcl_cleanup();
void rtcl_opencl_info();
void rtcl_generate_rays_kernel_init();
void rtcl_read_rays_from_device(struct ray **rays, int *size);
void rtcl_trace_rays_kernel_init(const struct ray *rays, int num_rays, int rays_per_pixel);
void rtcl_read_pixel_board(struct pixel **pixel_board);
void rtcl_update_scene();
void rtcl_opencl_kernel_workgroup_info();
void rtcl_select_kernel(const char *kernel_name);
void rtcl_copy_scene_to_device();
void rtcl_init_buffers();
void rtcl_move(int direction, float amount);

struct rtcl {
    cl_device_id device_id;         // compute device id
    cl_context context;             // compute context
    cl_command_queue commands;      // compute command queue
    cl_program program;             // compute program
    cl_kernel kernel;               // compute kernel

    struct renderer *renderer;
    char kernel_name[256];
    struct camera camera;
    size_t dimension;
    int num_pixels;
    int num_scene_objects;
    int recursion_depth;
    int num_lights;
} rtcl;

struct buffers {
    cl_mem rays_positions;
    cl_mem rays_directions;
    cl_mem pixel_board;
    cl_mem scene_buffer;
    cl_mem scene_update_positions;
    cl_mem lights_buffer;
} buffers;

#endif