44 lines
1 KiB
Rust
44 lines
1 KiB
Rust
use super::ExampleScene;
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use crate::basic_scene::BasicScene;
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use ray_tracing_core::prelude::*;
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use std::cell::{Cell, OnceCell};
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pub struct SphereScene<M> {
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scene: OnceCell<BasicScene<M>>,
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material: Cell<Option<M>>,
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}
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impl<M> SphereScene<M> {
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pub fn new(material: M) -> Self {
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Self {
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scene: OnceCell::new(),
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material: Cell::new(Some(material)),
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}
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}
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}
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impl<R: Rng + 'static, M: Material<R> + Clone + 'static> ExampleScene<R> for SphereScene<M> {
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fn get_scene(&self) -> Box<dyn ray_tracing_core::scene::Scene<R> + Sync> {
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let s = self
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.scene
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.get_or_init(|| BasicScene::new(self.material.take().unwrap()));
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Box::new(s.clone())
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}
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fn get_camera_pos(&self) -> Pos3 {
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Pos3::new(5.0, 1.0, 0.0)
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}
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fn get_camera_look_at(&self) -> Pos3 {
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Pos3::new(0.0, 0.0, 0.0)
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}
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fn get_camera_up(&self) -> Dir3 {
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Dir3::up()
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}
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fn get_horizontal_fov(&self) -> Float {
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Float::to_radians(90.0)
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}
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}
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