hx
        var lerpVal:Float = CoolUtil.boundTo(elapsed * 7.5, 0, 1);

        for (i in 0...menuItems.length)
        {
            menuItems.members[i].updateHitbox();
            var middleItem:Float = (FlxG.width / 2) - (menuItems.members[curSelected].width / 2);
            var totalWidth:Array<Float> = [0, 0];
            for (j in i...curSelected)
                totalWidth[0] += (itemSpace + menuItems.members[j].width);
            for (h in (curSelected + 1)...i)
                totalWidth[1] += (menuItems.members[h].width + itemSpace);
            if (i < curSelected)
                menuItems.members[i].x = FlxMath.lerp(menuItems.members[i].x, (middleItem - totalWidth[0]), lerpVal);
            else if (i > curSelected)
                menuItems.members[i].x = FlxMath.lerp(menuItems.members[i].x, ((middleItem + menuItems.members[curSelected].width + itemSpace) + totalWidth[1]), lerpVal);
            else
                menuItems.members[i].x = FlxMath.lerp(menuItems.members[i].x, middleItem, lerpVal);

        }

glsl
variableType vec4 GL_fragColor;
void main(void){
  GL_fragColor = gl_FragColor;
}

hx
...
trace(Reflect.field(sprite.shader.data, 'GL_fragColor').value);

var distance:Float = Math.sqrt(A*A + B*B );