/*
 * render_opencl.h
 *
 *  Created on: 25.01.2018
 *      Author: Superleo1810
 */

#ifndef RENDER_OPENCL_H_
#define RENDER_OPENCL_H_

#include "defs.h"
#include <stdlib.h>
#include <GL/glut.h>
#include <CL/cl.h>
#include "sets.h"
#include <math.h>

#define OPENCL_FPU_32 0
#define OPENCL_FPU_64 1
#define OPENCL_FPU_128 2

#define MAX_SOURCE_SIZE 0xFFFF // 64 KiB
#define MAX_DEVICES 4

typedef struct config_opencl {
	u8 fpu;
	u8 fma;
	GLuint tex;
	d64 (*zoom_func)(d64, d64);
	u8 set_func; // id, not pointer!
	u32 *arr;
	u32 iterations;
	u32 colorFrom;
	u32 colorTo;
	d64 to_x;
	d64 to_y;
	d64 speed;
	u16 width;
	u16 height;
	u8 renderFPS;
} OpenCLConfig;

OpenCLConfig *config_opencl;

cl_double x_min_cl, x_max_cl, y_min_cl, y_max_cl;
cl_double x_min_s_cl, x_max_s_cl, y_min_s_cl, y_max_s_cl;

float cl_ft;
cl_uint *output;
cl_device_id device_id;
cl_context context;
cl_int ret;
cl_kernel kernel_vector[MAX_DEVICES];
cl_uint num_devices;
cl_device_id *devices;
cl_command_queue commandQueue[MAX_DEVICES];
cl_mem outputBuffer[MAX_DEVICES];

cl_int width_cl;

int t_old_opencl;

d64 zoom_func(d64 ft, d64 s);

void init_opencl(OpenCLConfig *config);
void render_opencl(void);
void idle_opencl(void);
void idle_opencl_dummy(void);
void keyboard_opencl(unsigned char key, int mouseX, int mouseY);
void mouse_opencl(int button, int state, int x, int y);

#endif /* RENDER_OPENCL_H_ */