feat: threads

engine/render/RenderConfig.ts

@@ -46,6 +46,11 @@ export type RenderConfig = {
    *  short draw distance and the shimmer of far geometry. It also colors pixels
    *  no triangle covers, so the frame's clear color should match `fog.color`. */
   fog: Fog | null
+  /** Beyond this distance (world units) trees + boulders draw as cheap low-poly
+   *  impostors instead of full geometry, cutting per-triangle work in dense
+   *  views. Kept inside `fog.far` so far detail is already fog-dimmed at the
+   *  switch; `Infinity` disables LOD. */
+  lodDistance: number
 }
 
 /** Ready-made looks. The demo binds keys 1/2/3 to these, sweeping resolution,
@@ -61,6 +66,7 @@ export namespace RenderConfig {
     textureFilter: "nearest",
     lighting: "flat",
     fog: { color: Color.rgb(150, 170, 200), near: 12, far: 200 },
+    lodDistance: 60,
   }
 
   export const ps1: RenderConfig = {
@@ -73,6 +79,7 @@ export namespace RenderConfig {
     textureFilter: "nearest",
     lighting: "flat",
     fog: { color: Color.rgb(150, 170, 200), near: 12, far: 200 },
+    lodDistance: 60,
   }
 
   export const soft: RenderConfig = {
@@ -85,6 +92,7 @@ export namespace RenderConfig {
     textureFilter: "nearest",
     lighting: "flat",
     fog: { color: Color.rgb(170, 190, 215), near: 16, far: 240 },
+    lodDistance: 70,
   }
 
   export const clean: RenderConfig = {
@@ -94,9 +102,9 @@ export namespace RenderConfig {
     colorDepth: 8,
     dither: 0,
     vertexSnap: 0,
-    perspectiveCorrect: 1,
     textureFilter: "linear",
     lighting: "flat",
     fog: null,
+    lodDistance: Infinity,
   }
 }