protected override void Update(GameTime gameTime)
{
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
{
Exit();
}
chip.EmulateCycle();
chip.SetKeys(chipInput.GetPressedKeys());
if (chip.PlaySound)
{
chipSound.Play();
}
else
{
chipSound.Pause();
}
UserInterface.Active.Update(gameTime);
base.Update(gameTime);
}
public void Op00E0()
{
// set the first instruction to 0x00E0
chip8.Memory[0x0200] = 0x00;
chip8.Memory[0x0201] = 0xE0;
// change the graphics memory
chip8.Graphics[0] = 0xF;
chip8.EmulateCycle();
// check that it got cleared
Assert.AreEqual(0, chip8.Graphics[0]);
}