Create network component and system

4 files changed, 13 insertions, 2 deletions

diff --git a/engine/components/BoundingBox.ts b/engine/components/BoundingBox.ts
index 5e21b2f..19967f7 100644
--- a/engine/components/BoundingBox.ts
+++ b/engine/components/BoundingBox.ts
@@ -47,8 +47,9 @@ export class BoundingBox extends Component {
       { x: this.dimension.width / 2, y: this.dimension.height / 2 },
       { x: this.dimension.width / 2, y: -this.dimension.height / 2 },
     ]
-      .map((vertex) => rotateVector(vertex, this.rotation))
+      .map((vertex) => rotateVector(vertex, this.rotation)) // rotate
       .map((vertex) => {
+        // translate
         return {
           x: vertex.x + this.center.x,
           y: vertex.y + this.center.y,
@@ -56,9 +57,10 @@ export class BoundingBox extends Component {
       });
   }
 
-  public getRotationInPiOfUnitCircle() {
+  public getRotationInPiOfUnitCircle(): number {
     let rads = this.rotation * (Math.PI / 180);
     if (rads >= Math.PI) {
+      // Physics system guarantees rotation \in [0, 360)
       rads -= Math.PI;
     }
     return rads;
diff --git a/engine/components/NetworkUpdateable.ts b/engine/components/NetworkUpdateable.ts
new file mode 100644
index 0000000..73ceeba
--- /dev/null
+++ b/engine/components/NetworkUpdateable.ts
@@ -0,0 +1,7 @@
+import { Component, ComponentNames } from ".";
+
+export class NetworkUpdateable extends Component {
+  constructor() {
+    super(ComponentNames.NetworkUpdateable);
+  }
+}
diff --git a/engine/components/index.ts b/engine/components/index.ts
index 67f1259..90f4965 100644
--- a/engine/components/index.ts
+++ b/engine/components/index.ts
@@ -12,4 +12,5 @@ export * from "./WallBounded";
 export * from "./Gravity";
 export * from "./Mass";
 export * from "./Moment";
+export * from "./NetworkUpdateable";
 export * from "./names";
diff --git a/engine/components/names.ts b/engine/components/names.ts
index e2ee3d3..02ee064 100644
--- a/engine/components/names.ts
+++ b/engine/components/names.ts
@@ -12,4 +12,5 @@ export namespace ComponentNames {
   export const Forces = "Forces";
   export const Mass = "Mass";
   export const Moment = "Moment";
+  export const NetworkUpdateable = "NetworkUpdateable";
 }