verilog实现VGA显示的代码，包括驱动，时钟管理，显示的全部，代码中包括三个实例，一个最常见的八个彩带型，一个矩形框，一个魔幻彩带显示实现，全部代码实现。-verilog implementation code VGA display, including the driver, clock management, all of the code displayed include three instances, one of the most common type of eight