Crafter.Graphics/examples/RTVolume/resolve.wgsl
catbot 5dd1086f08 docs(webgpu-rt): add RTVolume example (procedural spheres + any-hit cut-out)
A 3x3x3 grid of AABB-geometry spheres rendered through an analytic
ray-sphere intersection shader, with an any-hit spherical-checkerboard
cut-out so the background shows through. Exercises both features end to
end on the WebGPU wavefront tracer.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-02 22:09:30 +00:00

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WebGPU Shading Language

// RTVolume RESOLVE-stage tonemap: Reinhard + gamma 2.2 over the linear
// accumulator.
fn resolve_main(coord: vec2<u32>, hdr: vec4<f32>) -> vec4<f32> {
let mapped = hdr.rgb / (hdr.rgb + vec3<f32>(1.0));
let g = pow(mapped, vec3<f32>(1.0 / 2.2));
return vec4<f32>(g, 1.0);
}