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update frustum only if the camera moves
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@ -8,7 +8,8 @@
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// three layers of stolen code, yay!
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use glam::{Vec3A, Vec4, Mat3A, vec3a, Vec3, vec4};
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use shipyard::{ViewMut, IntoIter};
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use shipyard::{ViewMut, IntoIter, View};
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use crate::transform::Transform;
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use super::Camera;
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#[repr(usize)]
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@ -150,8 +151,9 @@ fn intersection<const A: usize, const B: usize, const C: usize>(planes: &[Vec4;
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pub fn update_frustum(
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mut cameras: ViewMut<Camera>,
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transforms: View<Transform>
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) {
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for camera in (&mut cameras).iter() {
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for (camera, _) in (&mut cameras, transforms.inserted_or_modified()).iter() {
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camera.frustum = Frustum::compute(camera);
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}
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}
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