Added getXRound and getYRound

Author: photonstorm

src/gameobjects/components/TransformMatrix.js

@@ -930,6 +930,58 @@ var TransformMatrix = new Class({
         return x * this.b + y * this.d + this.f;
     },
 
+    /**
+     * Returns the X component of this matrix multiplied by the given values.
+     * 
+     * This is the same as `x * a + y * c + e`, optionally passing via `Math.round`.
+     *
+     * @method Phaser.GameObjects.Components.TransformMatrix#getXRound
+     * @since 3.50.0
+     * 
+     * @param {number} x - The x value.
+     * @param {number} y - The y value.
+     * @param {boolean} [round=false] - Math.round the resulting value?
+     *
+     * @return {number} The calculated x value.
+     */
+    getXRound: function (x, y, round)
+    {
+        var v = this.getX(x, y);
+
+        if (round)
+        {
+            v = Math.round(v);
+        }
+
+        return v;
+    },
+
+    /**
+     * Returns the Y component of this matrix multiplied by the given values.
+     * 
+     * This is the same as `x * b + y * d + f`, optionally passing via `Math.round`.
+     *
+     * @method Phaser.GameObjects.Components.TransformMatrix#getYRound
+     * @since 3.50.0
+     * 
+     * @param {number} x - The x value.
+     * @param {number} y - The y value.
+     * @param {boolean} [round=false] - Math.round the resulting value?
+     *
+     * @return {number} The calculated y value.
+     */
+    getYRound: function (x, y, round)
+    {
+        var v = this.getY(x, y);
+
+        if (round)
+        {
+            v = Math.round(v);
+        }
+
+        return v;
+    },
+
     /**
      * Returns a string that can be used in a CSS Transform call as a `matrix` property.
      *