public Chip8Emulator(Timers timers, Screen screen, Keyboard keyboard, Sound sound) {
_cpu = new Cpu();
_memory = new Memory();
_timers = timers;
_screen = screen;
_keyboard = keyboard;
_sound = sound;
}
/// <summary>
/// Updates the GUI.
/// </summary>
private void updateGui()
{
textBoxReg0.Text = Cpu.ToBinaryString(cpu.Register[0]);
textBoxReg1.Text = Cpu.ToBinaryString(cpu.Register[1]);
textBoxReg2.Text = Cpu.ToBinaryString(cpu.Register[2]);
textBoxReg3.Text = Cpu.ToBinaryString(cpu.Register[3]);
textBoxRegCommand.Text = Cpu.ToBinaryString(cpu.CommandRegister);
lblCurrentCommand.Text = cpu.find().ToString();
textBoxCommandCounter.Text = Cpu.ToBinaryString(cpu.CommandCounter);
checkBoxCarry.Checked = cpu.CarryFlag;
listBoxCommandStack.Items.Clear();
var cc = Cpu.ToShort(cpu.CommandCounter);
for (var i = (cc - 5 * Cpu.WORD_LENGTH); i <= (cc + 10 * Cpu.WORD_LENGTH); i += Cpu.WORD_LENGTH)
{
listBoxCommandStack.Items.Add(i + ":\t" + Cpu.ToBinaryString(cpu.FromMemory(i, 2)) + "\t" + Cpu.ToShort(cpu.FromMemory(i, 2)));
//listBoxCommandStack.Items.Add(i + ":\t" + cpu.FromMemory(i, 1)[0] + " " + cpu.FromMemory(i + 1, 1)[0]);
}
listBoxCommandStack.SelectedIndex = 5;
listBoxMemoryStack.Items.Clear();
for (var i = 500; i <= 529; i += Cpu.WORD_LENGTH)
{
listBoxMemoryStack.Items.Add(i + ":\t" + Cpu.ToBinaryString(cpu.FromMemory(i, 2)) + "\t" + Cpu.ToShort(cpu.FromMemory(i, 2)));
//listBoxMemoryStack.Items.Add(i + ":\t" + cpu.FromMemory(i, 1)[0] + " " + cpu.FromMemory(i + 1, 1)[0]);
}
toolStripStatusLabel1.Text = "Steps: " + (cpu.StepCounter > 999 ? cpu.StepCounter.ToString("#,000") : cpu.StepCounter.ToString());
}