SPDX license update

examples/RayQueryPick/closesthit.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // RTStress closest-hit (runs in SHADE). Computes flat-shaded Lambert from
 // the hit triangle's geometric normal, accumulates ambient, and — if the
 // surface faces the sun — emits a shadow ray toward the sun. The shadow

examples/RayQueryPick/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // RayQueryPick — regression test for the WebGPU software ray-query shim.
 //
 // Builds an 8³ = 512-instance TLAS (well below the 8193 threshold where a

examples/RayQueryPick/miss.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // RTStress miss (runs in SHADE). Primary miss → sky gradient. Shadow miss
 // → the sun is unoccluded, so add the pending direct contribution.
 fn miss_main(ray: RayDesc, payload: ptr<function, Payload>) {

examples/RayQueryPick/project.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

examples/RayQueryPick/raygen.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // RTStress raygen (runs in GENERATE). Host-driven pinhole camera at
 // @group(3) (groups 0..2 are reserved by the wavefront pipeline:
 // 0 = WfParams, 1 = data heaps, 2 = indirect args).

examples/RayQueryPick/rayquery_pick.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // rayQuery picking smoke test (WebGPU/DOM software ray-query path).
 //
 // Shoots a single, fully-determined ray at a known TLAS instance through

examples/RayQueryPick/resolve.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // RTStress RESOLVE-stage tonemap: Reinhard + gamma 2.2 over the linear
 // accumulator. Registered as a WebGPURTStage::Resolve shader.
 fn resolve_main(coord: vec2<u32>, hdr: vec4<f32>) -> vec4<f32> {