Add server screen

shared/src/objects/types/planet-base.ts

@@ -1,4 +1,6 @@
 import { vec2 } from 'gl-matrix';
+import { Random } from '../../helper/random';
+import { settings } from '../../settings';
 import { Id } from '../../transport/identity';
 import { serializable } from '../../transport/serialization/serializable';
 import { GameObject } from '../game-object';
@@ -9,6 +11,30 @@ export class PlanetBase extends GameObject {
     super(id);
   }
 
+  public static createPlanetVertices(
+    center: vec2,
+    width: number,
+    height: number,
+    randomness: number,
+    vertexCount = settings.polygonEdgeCount,
+  ): Array<vec2> {
+    const vertices = [];
+
+    for (let i = 0; i < vertexCount; i++) {
+      vertices.push(
+        vec2.fromValues(
+          center.x +
+            (width / 2) * Math.cos((i / vertexCount) * -Math.PI * 2) +
+            Random.getRandomInRange(-randomness, randomness),
+          center.y +
+            (height / 2) * Math.sin((i / vertexCount) * -Math.PI * 2) +
+            Random.getRandomInRange(-randomness, randomness),
+        ),
+      );
+    }
+    return vertices;
+  }
+
   public toArray(): Array<any> {
     return [this.id, this.vertices];
   }