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#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include "vector.h"
#include "viewpoint.h"
#include "ray.h"
typedef struct {
viewpoint_t view;
} space_t;
int main()
{
printf("Starting\n");
space_t s;
vector_set(&s.view.position, 10, 20, 10);
vector_set(&s.view.target, 0, 0, 0);
s.view.width = 100;
s.view.height = 100;
viewpoint_init(&s.view);
ray_t r;
r.start = &s.view.position;
viewpoint_ray(&s.view, &r.direction, 66, 33);
vector_print(&r.direction);
plane_t pl;
pl.start = vector_set(NULL, 0, 0, 12);
vector_set(&pl.norm, 6, 2, 0);
vector_scale_inv(&pl.norm, &pl.norm, vector_len(&pl.norm));
vector_print(&pl.norm);
printf("Intersect distance %f\n", ray_intersect_plane(&pl, &r));
}
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