getCursorPosition( cursorX, cursorY, canvas ) {

		this._v2_1.copy( this.getCursorNDC( cursorX, cursorY, canvas ) );
		this._v2_1.x *= ( this.object.right - this.object.left ) * 0.5;
		this._v2_1.y *= ( this.object.top - this.object.bottom ) * 0.5;
		return this._v2_1.clone();

	}
Calculates the cursor position inside the canvas x/y coordinates with the origin being in the center of the canvas.

@private
@param {number} cursorX - Cursor horizontal coordinate within the canvas.
@param {number} cursorY - Cursor vertical coordinate within the canvas.
@param {HTMLElement} canvas - The canvas where the renderer draws its output.
@returns {Vector2} Cursor position inside the canvas.