21 lines
574 B
Zig
21 lines
574 B
Zig
const Sphere = @import("sphere.zig").Sphere;
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const HitRecord = @import("hittable.zig").HitRecord;
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const Ray = @import("ray.zig").Ray;
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pub const World = struct {
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spheres: []const Sphere,
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pub fn hit(self: World, ray: Ray, t_min: f32, t_max: f32) ?HitRecord {
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var hitRecord: ?HitRecord = null;
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var closest = t_max;
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for (self.spheres) |sphere| {
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if (sphere.hit(ray, t_min, closest)) |localHit| {
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closest = localHit.t;
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hitRecord = localHit;
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}
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}
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return hitRecord;
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}
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}; |