diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 56 |
1 files changed, 32 insertions, 24 deletions
@@ -3,39 +3,47 @@ #include <stdlib.h> #include "vector.h" -#include "viewpoint.h" #include "ray.h" +#include "scene.h" +#include "pgm.h" -typedef struct { - viewpoint_t view; -} space_t; +#define TESTW 1000 +#define TESTH 1000 + +color_t back = {0, 0, 0}; int main() { - printf("Starting\n"); - + //printf("Starting\n"); space_t s; + s.objects = NULL; + s.lights = NULL; - vector_set(&s.view.position, 10, 20, 10); + vector_set(&s.view.position, 0, 15, 10); vector_set(&s.view.target, 0, 0, 0); - s.view.width = 100; - s.view.height = 100; + s.view.width = TESTW; + s.view.height = TESTH; 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)); - + + // Setup plane + add_sphere(&s, vector_set(NULL, 0, 0, 5), 5); + add_sphere(&s, vector_set(NULL, 10, 0, 5), 5); + add_plane(&s, vector_set(NULL, 0, 0, 2), vector_set(NULL, 0, 0, 1)); + add_light(&s, vector_set(NULL, 10, 0, 20), color_set(NULL, 255, 255, 255)); + + pgm_write_header(stdout, TESTW, TESTH); + for (int y = TESTH; y; y--) { + for (int x = TESTW; x; x--) { + color_t *c = ray_trace(&s, x, y); + + if (c) { + pgm_write_pixel(stdout, c); + } else { + pgm_write_pixel(stdout, &back); + } + free(c); + } + } } |