#ifndef CAMERA_H
#define CAMERA_H

#include "img.h"
#include "obj.h"
#include "vec3.h"

#include <stdint.h>

typedef struct {
	vec3_t pos;
	vec3_t pix_origin, x_step, y_step;
	uint32_t img_width, img_height;
} camera_t;

camera_t camera_init(
    vec3_t pos, double focal_len, double viewport_height, uint32_t img_width,
    uint32_t img_height);

void camera_render(
    const camera_t *camera, const obj_t *scene, unsigned scene_count,
    img_t *img_out);

#endif