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split colormap

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numzero 2025-11-24 18:23:35 +03:00
parent 722e5d4b6e
commit 41579bbb5d
1 changed files with 7 additions and 4 deletions
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11
src/lib.rs
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@ -373,17 +373,20 @@ impl Core {
total_cd * args.accum_scale
}
};
let colormap = |light: f32| {
let brightness = 3. * (1. - (1. + light).recip());
vec3(brightness, brightness - 1., brightness - 2.)
.clamp(Vec3::splat(0.), Vec3::splat(1.))
};
let mut camera_ray_display: Vec<Vertex> = Vec::with_capacity(camera_rays.len());
if args.show_light {
let r = args.accum_sigma;
for ray in camera_rays {
let Some(hit) = scene.trace_ray(ray) else {
continue;
};
let light = light_at(hit);
let brightness = 3. * (1. - (1. + light).recip());
let r = args.accum_sigma;
let color = vec3(brightness, brightness - 1., brightness - 2.)
.clamp(Vec3::splat(0.), Vec3::splat(1.));
let color = colormap(light);
let vertex = |off: Vec3| Vertex {
pos: hit.incident.base + r * off,
color,