Add cancer

src/game-loop/game-presentation.ts

@@ -0,0 +1,11 @@
+import { hsl } from '../utils/colors/hsl';
+import { hash } from '../utils/hash';
+
+import { vec3 } from 'gl-matrix';
+
+export class GamePresentation {
+  public getGenerationColor(generation: number): vec3 {
+    const hue = Math.round(hash(generation) * 360);
+    return hsl(hue, 100, 50);
+  }
+}