style: misc cleanup

src/app/page.tsx

@@ -614,23 +614,6 @@ const SealCube = forwardRef<Mesh>((props, ref) => {
 SealCube.displayName = 'SealCube';
 
 export default function Home() {
-	// const { chunks, chunkSize, chunkRes, terrainScale, hillScale, hillHeight, detailScale, detailHeight, wireframe, grassCount, grassSize, grassLOD } = useControls(
-	// 	{
-	// 		chunks: 8,
-	// 		chunkSize: 10,
-	// 		chunkRes: { value: 8, min: 2, max: 64, step: 1 },
-	// 		terrainScale: 1,
-	// 		hillScale: 0.1,
-	// 		hillHeight: 6.0,
-	// 		detailScale: 1.0,
-	// 		detailHeight: 0.1,
-	// 		wireframe: false,
-	// 		grassCount: { value: 6000, min: 0, max: 10000, step: 100 },
-	// 		grassSize: { value: 0.6, min: 0.01, max: 1.0, step: 0.01 },
-	// 		grassLOD: { value: 40, min: 10, max: 100, step: 5, label: 'Grass LOD Distance' },
-	// 	}
-	// );
-
 	const [sealMesh, setSealMesh] = useState<Mesh | null>(null);
 
 	return (
@@ -651,20 +634,7 @@ export default function Home() {
 				/>
 				<SMAA />
 
-				{/* {sealMesh ? (
-					<GodRays
-						sun={sealMesh}
-						samples={16}
-						density={1}
-						decay={0.99}
-						weight={0.1}
-						exposure={0.2}
-						clampMax={1}
-						blur={true}
-					/>
-				) : (
-					<></>
-				)} */}
+
 			</EffectComposer>
 
 			<Environment files={'hdr/sky.hdr'} environmentIntensity={1} background />

src/app/shaders/grass.frag

@@ -1,17 +1,12 @@
-// Fake Ambient Occlusion
-// Darken root (vGrassUv.y near 0) substantially
 float ao = smoothstep(0.0, 0.4, vGrassUv.y);
 ao = mix(0.2, 1.0, ao); // Roots are 20% brightness
 
-// Base mixing
 vec3 rootColor = diffuseColor.rgb * 0.4;
 vec3 tipColor = diffuseColor.rgb * 1.3 + vec3(0.1, 0.1, 0.0);
 
 vec3 grassColor = mix(rootColor, tipColor, vGrassUv.y);
 grassColor *= ao;
 
-// Fake Translucency / Backlighting (Simple rim light effect)
-// Simulating light passing through blades
 float translucency = pow(vGrassUv.y, 2.0) * 0.5;
 grassColor += vec3(0.1, 0.2, 0.0) * translucency;