feat: introduce Body.typeGroup = BodyGroup

dist/base-system.js

@@ -143,7 +143,7 @@ class BaseSystem extends model_1.RBush {
             if (!body) {
                 return false;
             }
-            if (body.type && traverseFunction(body, children, index)) {
+            if (body.typeGroup && traverseFunction(body, children, index)) {
                 return true;
             }
             // if callback returns true, ends forEach

dist/bodies/box.d.ts

@@ -1,4 +1,4 @@
-import { BodyOptions, BodyType, PotentialVector } from "../model";
+import { BodyGroup, BodyOptions, BodyType, PotentialVector } from "../model";
 import { Polygon } from "./polygon";
 /**
  * collider - box
@@ -8,6 +8,10 @@ export declare class Box extends Polygon {
      * type of body
      */
     readonly type: BodyType.Box | BodyType.Point;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Box | BodyGroup.Point;
     /**
      * boxes are convex
      */

dist/bodies/box.js

@@ -17,6 +17,10 @@ class Box extends polygon_1.Polygon {
          * type of body
          */
         this.type = model_1.BodyType.Box;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Box;
         /**
          * boxes are convex
          */

dist/bodies/circle.d.ts

@@ -1,7 +1,7 @@
 import { BBox } from "rbush";
 import { Circle as SATCircle } from "sat";
 import { BaseSystem } from "../base-system";
-import { BodyOptions, BodyProps, BodyType, PotentialVector, SATVector, Vector } from "../model";
+import { BodyGroup, BodyOptions, BodyProps, BodyType, PotentialVector, SATVector, Vector } from "../model";
 /**
  * collider - circle
  */
@@ -63,10 +63,18 @@ export declare class Circle extends SATCircle implements BBox, BodyProps {
      * circle type
      */
     readonly type: BodyType.Circle;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Circle;
     /**
      * always centered
      */
     readonly isCentered = true;
+    /**
+     * group for collision filtering
+     */
+    protected _group: number;
     /**
      * saved initial radius - internal
      */
@@ -107,6 +115,11 @@ export declare class Circle extends SATCircle implements BBox, BodyProps {
      * scaleY = scale in case of Circles
      */
     get scaleY(): number;
+    /**
+     * group for collision filtering
+     */
+    get group(): number;
+    set group(group: number);
     /**
      * update position
      */

dist/bodies/circle.js

@@ -29,6 +29,10 @@ class Circle extends sat_1.Circle {
          * circle type
          */
         this.type = model_1.BodyType.Circle;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Circle;
         /**
          * always centered
          */
@@ -86,6 +90,15 @@ class Circle extends sat_1.Circle {
     get scaleY() {
         return this.scale;
     }
+    /**
+     * group for collision filtering
+     */
+    get group() {
+        return this._group;
+    }
+    set group(group) {
+        this._group = (0, model_1.getGroup)(group);
+    }
     /**
      * update position
      */

dist/bodies/ellipse.d.ts

@@ -1,4 +1,4 @@
-import { BodyOptions, BodyType, PotentialVector } from "../model";
+import { BodyGroup, BodyOptions, BodyType, PotentialVector } from "../model";
 import { Polygon } from "./polygon";
 /**
  * collider - ellipse
@@ -8,6 +8,10 @@ export declare class Ellipse extends Polygon {
      * ellipse type
      */
     readonly type: BodyType.Ellipse;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Ellipse;
     /**
      * ellipses are convex
      */

dist/bodies/ellipse.js

@@ -17,6 +17,10 @@ class Ellipse extends polygon_1.Polygon {
          * ellipse type
          */
         this.type = model_1.BodyType.Ellipse;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Ellipse;
         /**
          * ellipses are convex
          */

dist/bodies/line.d.ts

@@ -1,5 +1,5 @@
 import { Vector as SATVector } from "sat";
-import { BodyOptions, BodyType, Vector } from "../model";
+import { BodyGroup, BodyOptions, BodyType, Vector } from "../model";
 import { Polygon } from "./polygon";
 /**
  * collider - line
@@ -9,6 +9,10 @@ export declare class Line extends Polygon {
      * line type
      */
     readonly type: BodyType.Line;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Line;
     /**
      * line is convex
      */

dist/bodies/line.js

@@ -20,6 +20,10 @@ class Line extends polygon_1.Polygon {
          * line type
          */
         this.type = model_1.BodyType.Line;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Line;
         /**
          * line is convex
          */

dist/bodies/point.d.ts

@@ -1,4 +1,4 @@
-import { BodyOptions, BodyType, PotentialVector } from "../model";
+import { BodyGroup, BodyOptions, BodyType, PotentialVector } from "../model";
 import { Box } from "./box";
 /**
  * collider - point (very tiny box)
@@ -8,6 +8,10 @@ export declare class Point extends Box {
      * point type
      */
     readonly type: BodyType.Point;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Point;
     /**
      * collider - point (very tiny box)
      */

dist/bodies/point.js

@@ -17,6 +17,10 @@ class Point extends box_1.Box {
          * point type
          */
         this.type = model_1.BodyType.Point;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Point;
     }
 }
 exports.Point = Point;

dist/bodies/polygon.d.ts

@@ -1,7 +1,7 @@
 import { isSimple } from "poly-decomp-es";
 import { BBox } from "rbush";
 import { Polygon as SATPolygon } from "sat";
-import { BodyOptions, BodyProps, BodyType, DecompPolygon, PotentialVector, SATVector, Vector } from "../model";
+import { BodyGroup, BodyOptions, BodyProps, BodyType, DecompPolygon, PotentialVector, SATVector, Vector } from "../model";
 import { System } from "../system";
 export { isSimple };
 /**
@@ -60,6 +60,10 @@ export declare class Polygon extends SATPolygon implements BBox, BodyProps {
      * type of body
      */
     readonly type: BodyType.Polygon | BodyType.Box | BodyType.Point | BodyType.Ellipse | BodyType.Line;
+    /**
+     * faster than type
+     */
+    readonly typeGroup: BodyGroup.Polygon | BodyGroup.Box | BodyGroup.Point | BodyGroup.Ellipse | BodyGroup.Line;
     /**
      * backup of points used for scaling
      */
@@ -68,6 +72,10 @@ export declare class Polygon extends SATPolygon implements BBox, BodyProps {
      * is body centered
      */
     protected centered: boolean;
+    /**
+     * group for collision filtering
+     */
+    protected _group: number;
     /**
      * scale Vector of body
      */
@@ -110,6 +118,11 @@ export declare class Polygon extends SATPolygon implements BBox, BodyProps {
      * allow easier setting of scale
      */
     set scale(scale: number);
+    /**
+     * group for collision filtering
+     */
+    get group(): number;
+    set group(group: number);
     /**
      * update position
      */

dist/bodies/polygon.js

@@ -24,6 +24,10 @@ class Polygon extends sat_1.Polygon {
          * type of body
          */
         this.type = model_1.BodyType.Polygon;
+        /**
+         * faster than type
+         */
+        this.typeGroup = model_1.BodyGroup.Polygon;
         /**
          * is body centered
          */
@@ -102,6 +106,15 @@ class Polygon extends sat_1.Polygon {
     set scale(scale) {
         this.setScale(scale);
     }
+    /**
+     * group for collision filtering
+     */
+    get group() {
+        return this._group;
+    }
+    set group(group) {
+        this._group = (0, model_1.getGroup)(group);
+    }
     /**
      * update position
      */
@@ -254,7 +267,7 @@ class Polygon extends sat_1.Polygon {
      * returns body split into convex polygons, or empty array for convex bodies
      */
     getConvex() {
-        if ((this.type && this.type !== model_1.BodyType.Polygon) ||
+        if ((this.typeGroup && this.typeGroup !== model_1.BodyGroup.Polygon) ||
             this.points.length < 4) {
             return [];
         }