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Change testscene interface

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This commit is contained in:
hal8174 2025-01-02 23:17:17 +01:00
parent 829476c602
commit 0b3daf9441
12 changed files with 313 additions and 223 deletions
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176
ray-tracing-scene/src/examples/basic_cornell.rs
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@ -1,3 +1,5 @@
use std::cell::OnceCell;
use crate::triangle_bvh::{BVHMaterial, Triangle, TriangleBVH};
use super::ExampleScene;
@ -5,82 +7,104 @@ use super::ExampleScene;
use ray_tracing_core::{light::AreaLight, prelude::*, scene::Scene};
use ray_tracing_material::{diffuse::DiffuseMaterial, mirror::Mirror};
pub fn scene<R: Rng + 'static>() -> ExampleScene<R> {
let f = || {
let side_length = 1.5;
let light_size = 0.5;
let light_offset = 0.01;
let box_size = 0.3;
let scene = TriangleBVH::new(
vec![
Pos3::new(side_length, side_length, side_length),
Pos3::new(side_length, side_length, -side_length),
Pos3::new(side_length, -side_length, side_length),
Pos3::new(side_length, -side_length, -side_length),
Pos3::new(-side_length, side_length, side_length),
Pos3::new(-side_length, side_length, -side_length),
Pos3::new(-side_length, -side_length, side_length),
Pos3::new(-side_length, -side_length, -side_length),
Pos3::new(light_size, side_length - light_offset, light_size),
Pos3::new(light_size, side_length - light_offset, -light_size),
Pos3::new(-light_size, side_length - light_offset, light_size),
Pos3::new(-light_size, side_length - light_offset, -light_size),
Pos3::new(box_size, -side_length, 0.0),
Pos3::new(0.0, -side_length, -box_size),
Pos3::new(-box_size, -side_length, 0.0),
Pos3::new(0.0, -side_length, box_size),
Pos3::new(0.0, box_size - side_length, 0.0),
],
vec![
Triangle::new([0, 1, 2], 0),
Triangle::new([1, 3, 2], 0),
Triangle::new([0, 4, 1], 0),
Triangle::new([1, 4, 5], 0),
Triangle::new([2, 3, 6], 0),
Triangle::new([3, 7, 6], 0),
Triangle::new([0, 2, 4], 1),
Triangle::new([6, 4, 2], 1),
Triangle::new([1, 5, 3], 2),
Triangle::new([7, 3, 5], 2),
Triangle::new([8, 10, 9], 3),
Triangle::new([11, 9, 10], 3),
Triangle::new([12, 13, 16], 4),
Triangle::new([13, 14, 16], 4),
Triangle::new([14, 15, 16], 4),
Triangle::new([15, 12, 16], 4),
],
vec![
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.8, 0.8, 0.8)))),
light: None,
},
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.9, 0.0, 0.0)))),
light: None,
},
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.0, 0.9, 0.0)))),
light: None,
},
BVHMaterial {
material: None,
light: Some(Box::new(AreaLight::new(Color::white() * 18.0))),
},
BVHMaterial {
material: Some(Box::new(Mirror::new(Color::new(1.0, 1.0, 1.0)))),
light: None,
},
],
);
pub struct BasicCornell<R: Rng> {
scene: OnceCell<TriangleBVH<R>>,
}
Box::new(scene) as Box<dyn Scene<R> + Sync>
};
ExampleScene {
scene: f,
camera_pos: Pos3::new(-6.0, 0.0, 0.0),
camera_look_at: Pos3::new(0.0, 0.0, 0.0),
camera_up: Dir3::up(),
horizontal_fov: Float::to_radians(90.0),
impl<R: Rng> BasicCornell<R> {
pub fn new() -> Self {
BasicCornell {
scene: OnceCell::new(),
}
}
}
impl<R: Rng + 'static> ExampleScene<R> for BasicCornell<R> {
fn get_scene(&self) -> Box<dyn Scene<R> + Sync> {
let s = self.scene.get_or_init(|| {
let side_length = 1.5;
let light_size = 0.5;
let light_offset = 0.01;
let box_size = 0.3;
TriangleBVH::new(
vec![
Pos3::new(side_length, side_length, side_length),
Pos3::new(side_length, side_length, -side_length),
Pos3::new(side_length, -side_length, side_length),
Pos3::new(side_length, -side_length, -side_length),
Pos3::new(-side_length, side_length, side_length),
Pos3::new(-side_length, side_length, -side_length),
Pos3::new(-side_length, -side_length, side_length),
Pos3::new(-side_length, -side_length, -side_length),
Pos3::new(light_size, side_length - light_offset, light_size),
Pos3::new(light_size, side_length - light_offset, -light_size),
Pos3::new(-light_size, side_length - light_offset, light_size),
Pos3::new(-light_size, side_length - light_offset, -light_size),
Pos3::new(box_size, -side_length, 0.0),
Pos3::new(0.0, -side_length, -box_size),
Pos3::new(-box_size, -side_length, 0.0),
Pos3::new(0.0, -side_length, box_size),
Pos3::new(0.0, box_size - side_length, 0.0),
],
vec![
Triangle::new([0, 1, 2], 0),
Triangle::new([1, 3, 2], 0),
Triangle::new([0, 4, 1], 0),
Triangle::new([1, 4, 5], 0),
Triangle::new([2, 3, 6], 0),
Triangle::new([3, 7, 6], 0),
Triangle::new([0, 2, 4], 1),
Triangle::new([6, 4, 2], 1),
Triangle::new([1, 5, 3], 2),
Triangle::new([7, 3, 5], 2),
Triangle::new([8, 10, 9], 3),
Triangle::new([11, 9, 10], 3),
Triangle::new([12, 13, 16], 4),
Triangle::new([13, 14, 16], 4),
Triangle::new([14, 15, 16], 4),
Triangle::new([15, 12, 16], 4),
],
vec![
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.8, 0.8, 0.8)))),
light: None,
},
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.9, 0.0, 0.0)))),
light: None,
},
BVHMaterial {
material: Some(Box::new(DiffuseMaterial::new(Color::new(0.0, 0.9, 0.0)))),
light: None,
},
BVHMaterial {
material: None,
light: Some(Box::new(AreaLight::new(Color::white() * 18.0))),
},
BVHMaterial {
material: Some(Box::new(Mirror::new(Color::new(1.0, 1.0, 1.0)))),
light: None,
},
],
)
});
Box::new(s.clone()) as Box<dyn Scene<R> + Sync>
}
fn get_camera_pos(&self) -> Pos3 {
Pos3::new(-6.0, 0.0, 0.0)
}
fn get_camera_look_at(&self) -> Pos3 {
Pos3::new(0.0, 0.0, 0.0)
}
fn get_camera_up(&self) -> Dir3 {
Dir3::up()
}
fn get_horizontal_fov(&self) -> Float {
Float::to_radians(90.0)
}
}