Function setSceneNodeColor

src/scene/index.ts:209–211

(handle: SceneNodeHandle, r: number, g: number, b: number, a: number = 1)

 * Color components are 0-1 (not 0-255).
 */
export function setSceneNodeColor(handle: SceneNodeHandle, r: number, g: number, b: number, a: number = 1): void {
  bloom_scene_set_material_color(handle, r, g, b, a);
}

/**
 * Set PBR material properties (roughness and metalness).