cg-from-scratch/include/raytracer/raytracer.h

55 lines
942 B
C

#ifndef RAYTRACER_H
#define RAYTRACER_H
#include "c_cpp_aliases/aliases.h"
#include "vector/vec.h"
#include "window/window.h"
typedef struct {
f32 radius;
vec3f_t centre;
colour_t colour;
f32 specular;
f32 reflective;
} sphere_t;
typedef enum {
LIGHT_TYPE_POINT,
LIGHT_TYPE_DIRECTIONAL,
LIGHT_TYPE_AMBIENT,
COUNT_LIGHT_TYPE,
} light_type_t;
typedef struct {
light_type_t type;
f32 intensity;
union {
vec3f_t position;
vec3f_t direction;
};
} light_t;
typedef struct {
sphere_t *spheres;
light_t *lights;
u32 spheres_count;
u32 lights_count;
} scene_t;
typedef struct {
f32 t1;
f32 t2;
} solutions_t;
typedef struct {
f32 closest_t;
sphere_t *closest_sphere;
} intersection_t;
colour_t trace_ray(vec3f_t origin, vec3f_t direction, f32 t_min, f32 t_max,
const scene_t *scene, colour_t default_colour,
u32 recursion_depth);
#endif // !RAYTRACER_H