/// <summary>
/// Executes a single frame
/// </summary>
public virtual void ExecuteFrame(bool render, bool renderSound)
{
InputRead = false;
_render = render;
_renderSound = renderSound;
FrameCompleted = false;
TapeDevice.StartFrame();
if (_renderSound)
{
BuzzerDevice.StartFrame();
TapeBuzzer.StartFrame();
if (AYDevice != null)
{
AYDevice.StartFrame();
}
}
PollInput();
while (CurrentFrameCycle < ULADevice.FrameLength)
{
// check for interrupt
ULADevice.CheckForInterrupt(CurrentFrameCycle);
// run a single CPU instruction
CPU.ExecuteOne();
// cycle the tape device
TapeDevice.TapeCycle();
}
// we have reached the end of a frame
LastFrameStartCPUTick = CPU.TotalExecutedCycles - OverFlow;
// paint the buffer if needed
if (ULADevice.needsPaint && _render)
{
ULADevice.UpdateScreenBuffer(ULADevice.FrameLength);
}
if (_renderSound)
{
BuzzerDevice.EndFrame();
TapeBuzzer.EndFrame();
}
if (AYDevice != null)
{
AYDevice.EndFrame();
}
FrameCount++;
// setup for next frame
ULADevice.ResetInterrupt();
TapeDevice.EndFrame();
FrameCompleted = true;
// is this a lag frame?
Spectrum.IsLagFrame = !InputRead;
}
/// <summary>
/// Executes a single frame
/// </summary>
public virtual void ExecuteFrame(bool render, bool renderSound)
{
InputRead = false;
_render = render;
_renderSound = renderSound;
FrameCompleted = false;
if (UPDDiskDevice == null || !UPDDiskDevice.FDD_IsDiskLoaded)
{
TapeDevice.StartFrame();
}
if (_renderSound)
{
BuzzerDevice.StartFrame();
TapeBuzzer.StartFrame();
if (AYDevice != null)
{
AYDevice.StartFrame();
}
}
PollInput();
while (CurrentFrameCycle < ULADevice.FrameLength)
{
// check for interrupt
ULADevice.CheckForInterrupt(CurrentFrameCycle);
// run a single CPU instruction
CPU.ExecuteOne();
// cycle the tape device
if (UPDDiskDevice == null || !UPDDiskDevice.FDD_IsDiskLoaded)
{
TapeDevice.TapeCycle();
}
}
// we have reached the end of a frame
LastFrameStartCPUTick = CPU.TotalExecutedCycles - OverFlow;
// paint the buffer if needed
if (ULADevice.needsPaint && _render)
{
ULADevice.UpdateScreenBuffer(ULADevice.FrameLength);
}
if (_renderSound)
{
BuzzerDevice.EndFrame();
TapeBuzzer.EndFrame();
}
if (AYDevice != null)
{
AYDevice.EndFrame();
}
FrameCount++;
// setup for next frame
ULADevice.ResetInterrupt();
if (UPDDiskDevice == null || !UPDDiskDevice.FDD_IsDiskLoaded)
{
TapeDevice.EndFrame();
}
FrameCompleted = true;
// is this a lag frame?
Spectrum.IsLagFrame = !InputRead;
// FDC debug
if (UPDDiskDevice != null && UPDDiskDevice.writeDebug)
{
// only write UPD log every second
if (FrameCount % 10 == 0)
{
System.IO.File.WriteAllText(UPDDiskDevice.outputfile, UPDDiskDevice.outputString);
}
}
}
