LucaP
bc18bc2043
Integrate the Blender grand tourer with a cohesive shader-driven road, terrain, atmosphere, lighting, and post-processing pass. Refine responsive drive dynamics and sign lifecycle behavior, and add durable visual, accessibility, and performance verification evidence.
65 lines
1.6 KiB
TypeScript
65 lines
1.6 KiB
TypeScript
import type { LiveQualityTier } from '@/scene/types';
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export interface RenderQualitySettings {
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pixelRatio: number;
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roadSegments: number;
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terrainSegments: number;
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terrainOctaves: 1 | 2 | 3;
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starCount: number;
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streakCount: number;
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postScale: number;
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postEffects: boolean;
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}
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const settings: Readonly<Record<LiveQualityTier, Omit<RenderQualitySettings, 'pixelRatio'> & { dprCap: number }>> = {
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high: {
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dprCap: 1.5,
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roadSegments: 224,
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terrainSegments: 112,
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terrainOctaves: 3,
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starCount: 760,
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streakCount: 112,
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postScale: 1,
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postEffects: true,
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},
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medium: {
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dprCap: 1.5,
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roadSegments: 168,
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terrainSegments: 80,
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terrainOctaves: 2,
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starCount: 420,
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streakCount: 64,
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postScale: 0.7,
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postEffects: true,
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},
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low: {
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dprCap: 1.25,
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roadSegments: 112,
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terrainSegments: 48,
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terrainOctaves: 1,
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starCount: 160,
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streakCount: 28,
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postScale: 0,
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postEffects: false,
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},
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};
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export function renderQualityFor(
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tier: LiveQualityTier,
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devicePixelRatio: number,
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mobileOrTablet: boolean,
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): RenderQualitySettings {
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const selected = settings[tier];
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const finiteDpr = Number.isFinite(devicePixelRatio) ? Math.max(1, devicePixelRatio) : 1;
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return {
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pixelRatio: Math.min(finiteDpr, selected.dprCap, mobileOrTablet ? 1.5 : 2),
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roadSegments: selected.roadSegments,
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terrainSegments: selected.terrainSegments,
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terrainOctaves: selected.terrainOctaves,
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starCount: selected.starCount,
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streakCount: selected.streakCount,
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postScale: selected.postScale,
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postEffects: selected.postEffects,
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};
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}
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