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Simplify hit detection logic

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This commit is contained in:
Camden Dixie O'Brien
2025-09-23 15:35:26 +01:00
parent 6a6fc20dac
commit ca8166e98e
1 changed files with 3 additions and 6 deletions
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9
src/camera.c
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@@ -10,13 +10,10 @@ static const vec3_t white = { 1.0, 1.0, 1.0 };
static vec3_t trace(ray_t ray, const obj_t *scene, unsigned scene_count) static vec3_t trace(ray_t ray, const obj_t *scene, unsigned scene_count)
{ {
bool got_hit = false;
hit_t hit = { .t = DBL_MAX }; hit_t hit = { .t = DBL_MAX };
for (unsigned i = 0; i < scene_count; ++i) { for (unsigned i = 0; i < scene_count; ++i)
if (scene[i].intersect(scene[i].params, ray, &hit, 0.0, hit.t)) scene[i].intersect(scene[i].params, ray, &hit, 0.0, hit.t);
got_hit = true; if (hit.t != DBL_MAX)
}
if (got_hit)
return vec3_scale(vec3_add(hit.normal, white), 0.5); return vec3_scale(vec3_add(hit.normal, white), 0.5);
const double a = (ray.dir.y + 1.0) / 2.0; const double a = (ray.dir.y + 1.0) / 2.0;