Make physics more fun

frontend/src/scripts/objects/planet-view.ts

@@ -0,0 +1,28 @@
+import { vec2 } from 'gl-matrix';
+import { Drawable, Renderer } from 'sdf-2d';
+import { CommandExecutors, Id, Random, PlanetBase } from 'shared';
+import { RenderCommand } from '../commands/types/render';
+import { Polygon } from '../shapes/polygon';
+import { ViewObject } from './view-object';
+
+export class PlanetView extends PlanetBase implements ViewObject {
+  private shape: Drawable;
+
+  protected commandExecutors: CommandExecutors = {
+    [RenderCommand.type]: (c: RenderCommand) => c.renderer.addDrawable(this.shape),
+  };
+
+  constructor(id: Id, vertices: Array<vec2>) {
+    super(id, vertices);
+    this.shape = new Polygon(vertices);
+    (this.shape as any).randomOffset = Random.getRandom();
+  }
+
+  public step(deltaTimeInMilliseconds: number): void {
+    (this.shape as any).randomOffset += deltaTimeInMilliseconds / 4000;
+  }
+
+  public draw(renderer: Renderer): void {
+    renderer.addDrawable(this.shape);
+  }
+}