Luxar Viewer API Documentation - v2026.9.22
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    Renderer: THREE.WebGLRenderer | WebGPURenderer

    The graphics-API renderer Luxar uses.

    THREE.WebGLRenderer is the production default (GLSL ShaderMaterial). WebGPURenderer (TSL NodeMaterial) is selectable via ?renderer=webgpu or VITE_LUXAR_USE_WEBGPU=1; it dispatches to a real WebGPU adapter when available or falls back to its internal WebGL2 backend. Consumers hold renderer references typed as Renderer.