Function getCircleTexture

ui/src/components/pixi/spriteTextures.ts:36–51

(
  app: Application,
  color: string,
  cache: Map<string, Texture>,
)

 *   live renderers.
 */
export function getCircleTexture(
  app: Application,
  color: string,
  cache: Map<string, Texture>,
): Texture {
  const cached = cache.get(color);
  if (cached) return cached;

  const g = new Graphics();
  g.circle(CIRCLE_RADIUS, CIRCLE_RADIUS, CIRCLE_RADIUS);
  g.fill({ color });
  const tex = app.renderer.generateTexture(g);
  g.destroy();
  cache.set(color, tex);
  return tex;
}

const GLOW_RADIUS = 48; // outer radius of the glow texture
const GLOW_RINGS = 8; // number of concentric rings to simulate gradient