diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/main.rs | 14 | ||||
| -rw-r--r-- | src/material/dielectric.rs | 5 | ||||
| -rw-r--r-- | src/material/mod.rs | 2 | ||||
| -rw-r--r-- | src/material/reflectant.rs | 6 |
4 files changed, 14 insertions, 13 deletions
diff --git a/src/main.rs b/src/main.rs index a05c1c1..a21380f 100644 --- a/src/main.rs +++ b/src/main.rs @@ -25,16 +25,18 @@ fn main() { let brown = Arc::new(Lambertian::new(Spectrum::new_rgb(0.5, 0.3, 0.0))); let blue = Arc::new(Lambertian::new(Spectrum::new_rgb(0.0, 0.3, 0.7))); let green = Arc::new(Lambertian::new(Spectrum::new_rgb(0.0, 0.7, 0.3))); - let metal = Arc::new(Dielectric::new(1.5)); - let sun = Arc::new(DiffuseLight::new_white(13.0)); + let metal = Arc::new(Reflectant::new(Spectrum::new_rgb(0.8, 0.8, 0.9), Some(1.0))); + let glass = Arc::new(Dielectric::new(1.5)); + let sun = Arc::new(DiffuseLight::new_white(50.0)); let mut scn = Scene::new(); scn.add_objects(vec![ - Object::new(metal, Sphere::new(0.2, Vector3f::new_xyz(0.0, 0.0, -1.0))), - Object::new(blue.clone(), Sphere::new(0.5, Vector3f::new_xyz(1.0, 0.0, -1.5))), + Object::new(glass, Sphere::new(0.2, Vector3f::new_xyz(0.0, 0.0, -1.0))), + Object::new(blue, Sphere::new(0.5, Vector3f::new_xyz(1.0, 0.0, -1.5))), Object::new(green, Sphere::new(0.3, Vector3f::new_xyz(0.5, 0.0, -2.5))), Object::new(brown, Sphere::new(100.0, Vector3f::new_xyz(0.0, -100.5, -1.0))), - Object::new(sun, Sphere::new(0.4, Vector3f::new_xyz(-1.0, 0.7, 0.0))), + Object::new(metal, Sphere::new(0.2, Vector3f::new_xyz(-0.5, 0.0, -1.0))), + Object::new(sun, Sphere::new(0.4, Vector3f::new_xyz(-1.0, 3.0, 0.0))), ]); let tracer = DefaultTracer::new(&scn, Some(50), @@ -48,7 +50,7 @@ fn main() { let mut film = Film::new(res); { - let coord = RenderCoord::new(&mut film, Vector2i::new_xy(64, 64), 50); + let coord = RenderCoord::new(&mut film, Vector2i::new_xy(50, 50), 1000); coord.run_threaded(&ctx, &mut sampler, 8); } diff --git a/src/material/dielectric.rs b/src/material/dielectric.rs index 41f47c2..c8dc279 100644 --- a/src/material/dielectric.rs +++ b/src/material/dielectric.rs @@ -3,15 +3,12 @@ use crate::core::{min, Vector3f, Spectrum, Ray}; use crate::world::Intersection; use crate::sample::Sampler; use crate::Float; +use crate::material::reflectant::reflect; pub struct Dielectric { ratio: Float, } -fn reflect(v: Vector3f, n: Vector3f) -> Vector3f { - v - n * (2.0 * v.dot(&n)) -} - // Implementation from RTIOW fn refract(v: Vector3f, n: Vector3f, r_ratio: Float, cos_theta: Float) -> Vector3f { let r_perp = (v + n * cos_theta) * r_ratio; diff --git a/src/material/mod.rs b/src/material/mod.rs index d3c3154..6732598 100644 --- a/src/material/mod.rs +++ b/src/material/mod.rs @@ -6,11 +6,13 @@ mod lambertian; mod diffuse_light; mod sky_light; mod dielectric; +pub mod reflectant; pub use lambertian::Lambertian; pub use diffuse_light::DiffuseLight; pub use sky_light::SkyLight; pub use dielectric::Dielectric; +pub use reflectant::Reflectant; pub trait Material: Sync + Send { fn scatter(&self, _: &Ray, _: &Intersection, _: &mut dyn Sampler) -> Option<(Spectrum, Ray)> { diff --git a/src/material/reflectant.rs b/src/material/reflectant.rs index dea7aca..b5ec0ae 100644 --- a/src/material/reflectant.rs +++ b/src/material/reflectant.rs @@ -18,14 +18,14 @@ impl Reflectant { } } -fn reflect(v: &Vector3f, n: &Vector3f) -> Vector3f { - *v - *n * (2.0 * v.dot(n)) +pub fn reflect(v: Vector3f, n: Vector3f) -> Vector3f { + v - n * (2.0 * v.dot(&n)) } impl Material for Reflectant { fn scatter(&self, ray: &Ray, i: &Intersection, sampler: &mut dyn Sampler) -> Option<(Spectrum, Ray)> { // Find reflectance vector - let mut reflected = reflect(&ray.direction, &i.n); + let mut reflected = reflect(ray.direction, i.n); if let Some(fuzz) = self.fuzz { reflected += &(sampler.get_unit_vector() * fuzz); } |