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BizHawk
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Add menu option for low CPU clock throttle. 

Enable use of Stopwatch for clock throttle timing on non-Windows platforms (seems safe enough).
This commit is contained in:
jdpurcell 2015-01-02 22:57:27 +00:00
parent 3c83911c4f
commit d9bb7390be
4 changed files with 61 additions and 39 deletions
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1
BizHawk.Client.Common/config/Config.cs
View File

@ -134,6 +134,7 @@ namespace BizHawk.Client.Common
public int SpeedPercent = 100;
public int SpeedPercentAlternate = 400;
public bool ClockThrottle = true;
public bool ClockThrottleUseLowCPUMode = false;
public bool AutoMinimizeSkipping = true;
public bool VSyncThrottle = false;

70
BizHawk.Client.EmuHawk/MainForm.Designer.cs generated
View File

@ -148,7 +148,8 @@
this.ProfilesMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.toolStripSeparator9 = new System.Windows.Forms.ToolStripSeparator();
this.SpeedSkipSubMenu = new System.Windows.Forms.ToolStripMenuItem();
this.ClickThrottleMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.ClockThrottleMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.ClockThrottleLowCPUMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.AudioThrottleMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.VsyncThrottleMenuItem = new System.Windows.Forms.ToolStripMenuItem();
this.toolStripSeparator27 = new System.Windows.Forms.ToolStripSeparator();
@ -1456,7 +1457,8 @@
// SpeedSkipSubMenu
//
this.SpeedSkipSubMenu.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
this.ClickThrottleMenuItem,
this.ClockThrottleMenuItem,
this.ClockThrottleLowCPUMenuItem,
this.AudioThrottleMenuItem,
this.VsyncThrottleMenuItem,
this.toolStripSeparator27,
@ -1484,158 +1486,165 @@
this.SpeedSkipSubMenu.Text = "Speed/Skip";
this.SpeedSkipSubMenu.DropDownOpened += new System.EventHandler(this.FrameSkipMenuItem_DropDownOpened);
//
// ClickThrottleMenuItem
// ClockThrottleMenuItem
//
this.ClickThrottleMenuItem.Name = "ClickThrottleMenuItem";
this.ClickThrottleMenuItem.Size = new System.Drawing.Size(202, 22);
this.ClickThrottleMenuItem.Text = "Clock Throttle";
this.ClickThrottleMenuItem.Click += new System.EventHandler(this.ClickThrottleMenuItem_Click);
this.ClockThrottleMenuItem.Name = "ClockThrottleMenuItem";
this.ClockThrottleMenuItem.Size = new System.Drawing.Size(287, 22);
this.ClockThrottleMenuItem.Text = "Clock Throttle";
this.ClockThrottleMenuItem.Click += new System.EventHandler(this.ClockThrottleMenuItem_Click);
//
// ClockThrottleLowCPUMenuItem
//
this.ClockThrottleLowCPUMenuItem.Name = "ClockThrottleLowCPUMenuItem";
this.ClockThrottleLowCPUMenuItem.Size = new System.Drawing.Size(287, 22);
this.ClockThrottleLowCPUMenuItem.Text = "Clock Throttle (Low CPU) [experimental]";
this.ClockThrottleLowCPUMenuItem.Click += new System.EventHandler(this.ClockThrottleMenuItem_Click);
//
// AudioThrottleMenuItem
//
this.AudioThrottleMenuItem.Name = "AudioThrottleMenuItem";
this.AudioThrottleMenuItem.Size = new System.Drawing.Size(202, 22);
this.AudioThrottleMenuItem.Size = new System.Drawing.Size(287, 22);
this.AudioThrottleMenuItem.Text = "Audio Throttle";
this.AudioThrottleMenuItem.Click += new System.EventHandler(this.AudioThrottleMenuItem_Click);
//
// VsyncThrottleMenuItem
//
this.VsyncThrottleMenuItem.Name = "VsyncThrottleMenuItem";
this.VsyncThrottleMenuItem.Size = new System.Drawing.Size(202, 22);
this.VsyncThrottleMenuItem.Size = new System.Drawing.Size(287, 22);
this.VsyncThrottleMenuItem.Text = "VSync Throttle";
this.VsyncThrottleMenuItem.Click += new System.EventHandler(this.VsyncThrottleMenuItem_Click);
//
// toolStripSeparator27
//
this.toolStripSeparator27.Name = "toolStripSeparator27";
this.toolStripSeparator27.Size = new System.Drawing.Size(199, 6);
this.toolStripSeparator27.Size = new System.Drawing.Size(284, 6);
//
// VsyncEnabledMenuItem
//
this.VsyncEnabledMenuItem.Name = "VsyncEnabledMenuItem";
this.VsyncEnabledMenuItem.Size = new System.Drawing.Size(202, 22);
this.VsyncEnabledMenuItem.Size = new System.Drawing.Size(287, 22);
this.VsyncEnabledMenuItem.Text = "VSync Enabled";
this.VsyncEnabledMenuItem.Click += new System.EventHandler(this.VsyncEnabledMenuItem_Click);
//
// toolStripMenuItem3
//
this.toolStripMenuItem3.Name = "toolStripMenuItem3";
this.toolStripMenuItem3.Size = new System.Drawing.Size(199, 6);
this.toolStripMenuItem3.Size = new System.Drawing.Size(284, 6);
//
// MinimizeSkippingMenuItem
//
this.MinimizeSkippingMenuItem.Name = "MinimizeSkippingMenuItem";
this.MinimizeSkippingMenuItem.Size = new System.Drawing.Size(202, 22);
this.MinimizeSkippingMenuItem.Size = new System.Drawing.Size(287, 22);
this.MinimizeSkippingMenuItem.Text = "Auto-minimize skipping";
this.MinimizeSkippingMenuItem.Click += new System.EventHandler(this.MinimizeSkippingMenuItem_Click);
//
// NeverSkipMenuItem
//
this.NeverSkipMenuItem.Name = "NeverSkipMenuItem";
this.NeverSkipMenuItem.Size = new System.Drawing.Size(202, 22);
this.NeverSkipMenuItem.Size = new System.Drawing.Size(287, 22);
this.NeverSkipMenuItem.Text = "0 (never skip)";
this.NeverSkipMenuItem.Click += new System.EventHandler(this.NeverSkipMenuItem_Click);
//
// Frameskip1MenuItem
//
this.Frameskip1MenuItem.Name = "Frameskip1MenuItem";
this.Frameskip1MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip1MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip1MenuItem.Text = "1";
this.Frameskip1MenuItem.Click += new System.EventHandler(this.Frameskip1MenuItem_Click);
//
// Frameskip2MenuItem
//
this.Frameskip2MenuItem.Name = "Frameskip2MenuItem";
this.Frameskip2MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip2MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip2MenuItem.Text = "2";
this.Frameskip2MenuItem.Click += new System.EventHandler(this.Frameskip2MenuItem_Click);
//
// Frameskip3MenuItem
//
this.Frameskip3MenuItem.Name = "Frameskip3MenuItem";
this.Frameskip3MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip3MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip3MenuItem.Text = "3";
this.Frameskip3MenuItem.Click += new System.EventHandler(this.Frameskip3MenuItem_Click);
//
// Frameskip4MenuItem
//
this.Frameskip4MenuItem.Name = "Frameskip4MenuItem";
this.Frameskip4MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip4MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip4MenuItem.Text = "4";
this.Frameskip4MenuItem.Click += new System.EventHandler(this.Frameskip4MenuItem_Click);
//
// Frameskip5MenuItem
//
this.Frameskip5MenuItem.Name = "Frameskip5MenuItem";
this.Frameskip5MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip5MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip5MenuItem.Text = "5";
this.Frameskip5MenuItem.Click += new System.EventHandler(this.Frameskip5MenuItem_Click);
//
// Frameskip6MenuItem
//
this.Frameskip6MenuItem.Name = "Frameskip6MenuItem";
this.Frameskip6MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip6MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip6MenuItem.Text = "6";
this.Frameskip6MenuItem.Click += new System.EventHandler(this.Frameskip6MenuItem_Click);
//
// Frameskip7MenuItem
//
this.Frameskip7MenuItem.Name = "Frameskip7MenuItem";
this.Frameskip7MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip7MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip7MenuItem.Text = "7";
this.Frameskip7MenuItem.Click += new System.EventHandler(this.Frameskip7MenuItem_Click);
//
// Frameskip8MenuItem
//
this.Frameskip8MenuItem.Name = "Frameskip8MenuItem";
this.Frameskip8MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip8MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip8MenuItem.Text = "8";
this.Frameskip8MenuItem.Click += new System.EventHandler(this.Frameskip8MenuItem_Click);
//
// Frameskip9MenuItem
//
this.Frameskip9MenuItem.Name = "Frameskip9MenuItem";
this.Frameskip9MenuItem.Size = new System.Drawing.Size(202, 22);
this.Frameskip9MenuItem.Size = new System.Drawing.Size(287, 22);
this.Frameskip9MenuItem.Text = "9";
this.Frameskip9MenuItem.Click += new System.EventHandler(this.Frameskip9MenuItem_Click);
//
// toolStripMenuItem5
//
this.toolStripMenuItem5.Name = "toolStripMenuItem5";
this.toolStripMenuItem5.Size = new System.Drawing.Size(199, 6);
this.toolStripMenuItem5.Size = new System.Drawing.Size(284, 6);
//
// Speed50MenuItem
//
this.Speed50MenuItem.Name = "Speed50MenuItem";
this.Speed50MenuItem.Size = new System.Drawing.Size(202, 22);
this.Speed50MenuItem.Size = new System.Drawing.Size(287, 22);
this.Speed50MenuItem.Text = "Speed 50%";
this.Speed50MenuItem.Click += new System.EventHandler(this.Speed50MenuItem_Click);
//
// Speed75MenuItem
//
this.Speed75MenuItem.Name = "Speed75MenuItem";
this.Speed75MenuItem.Size = new System.Drawing.Size(202, 22);
this.Speed75MenuItem.Size = new System.Drawing.Size(287, 22);
this.Speed75MenuItem.Text = "Speed 75%";
this.Speed75MenuItem.Click += new System.EventHandler(this.Speed75MenuItem_Click);
//
// Speed100MenuItem
//
this.Speed100MenuItem.Name = "Speed100MenuItem";
this.Speed100MenuItem.Size = new System.Drawing.Size(202, 22);
this.Speed100MenuItem.Size = new System.Drawing.Size(287, 22);
this.Speed100MenuItem.Text = "Speed 100%";
this.Speed100MenuItem.Click += new System.EventHandler(this.Speed100MenuItem_Click);
//
// Speed150MenuItem
//
this.Speed150MenuItem.Name = "Speed150MenuItem";
this.Speed150MenuItem.Size = new System.Drawing.Size(202, 22);
this.Speed150MenuItem.Size = new System.Drawing.Size(287, 22);
this.Speed150MenuItem.Text = "Speed 150%";
this.Speed150MenuItem.Click += new System.EventHandler(this.Speed150MenuItem_Click);
//
// Speed200MenuItem
//
this.Speed200MenuItem.Name = "Speed200MenuItem";
this.Speed200MenuItem.Size = new System.Drawing.Size(202, 22);
this.Speed200MenuItem.Size = new System.Drawing.Size(287, 22);
this.Speed200MenuItem.Text = "Speed 200%";
this.Speed200MenuItem.Click += new System.EventHandler(this.Speed200MenuItem_Click);
//
@ -3475,7 +3484,8 @@
private System.Windows.Forms.ToolStripMenuItem Speed100MenuItem;
private System.Windows.Forms.ToolStripMenuItem Speed150MenuItem;
private System.Windows.Forms.ToolStripMenuItem Speed200MenuItem;
private System.Windows.Forms.ToolStripMenuItem ClickThrottleMenuItem;
private System.Windows.Forms.ToolStripMenuItem ClockThrottleMenuItem;
private System.Windows.Forms.ToolStripMenuItem ClockThrottleLowCPUMenuItem;
private System.Windows.Forms.ToolStripSeparator toolStripSeparator10;
private System.Windows.Forms.ToolStripMenuItem SaveConfigMenuItem;
private System.Windows.Forms.ToolStripMenuItem LoadConfigMenuItem;

14
BizHawk.Client.EmuHawk/MainForm.Events.cs
View File

@ -796,7 +796,8 @@ namespace BizHawk.Client.EmuHawk
private void FrameSkipMenuItem_DropDownOpened(object sender, EventArgs e)
{
MinimizeSkippingMenuItem.Checked = Global.Config.AutoMinimizeSkipping;
ClickThrottleMenuItem.Checked = Global.Config.ClockThrottle;
ClockThrottleMenuItem.Checked = Global.Config.ClockThrottle && !Global.Config.ClockThrottleUseLowCPUMode;
ClockThrottleLowCPUMenuItem.Checked = Global.Config.ClockThrottle && Global.Config.ClockThrottleUseLowCPUMode;
VsyncThrottleMenuItem.Checked = Global.Config.VSyncThrottle;
NeverSkipMenuItem.Checked = Global.Config.FrameSkip == 0;
Frameskip1MenuItem.Checked = Global.Config.FrameSkip == 1;
@ -943,9 +944,16 @@ namespace BizHawk.Client.EmuHawk
}
}
private void ClickThrottleMenuItem_Click(object sender, EventArgs e)
private void ClockThrottleMenuItem_Click(object sender, EventArgs e)
{
Global.Config.ClockThrottle ^= true;
// Regular clock throttle and low CPU mode share this event
bool clickedLowCPUMode = sender == ClockThrottleLowCPUMenuItem;
bool isToggling = !Global.Config.ClockThrottle || clickedLowCPUMode == Global.Config.ClockThrottleUseLowCPUMode;
if (isToggling)
{
Global.Config.ClockThrottle ^= true;
}
Global.Config.ClockThrottleUseLowCPUMode = Global.Config.ClockThrottle && clickedLowCPUMode;
if (Global.Config.ClockThrottle)
{
var old = Global.Config.SoundThrottle;

15
BizHawk.Client.EmuHawk/Throttle.cs
View File

@ -66,6 +66,14 @@ namespace BizHawk.Client.EmuHawk
}
}
public bool cfg_lowcpumode
{
get
{
return Global.Config.ClockThrottleUseLowCPUMode;
}
}
public void Step(bool allowSleep, int forceFrameSkip)
{
int skipRate = (forceFrameSkip < 0) ? cfg_frameskiprate : forceFrameSkip;
@ -167,7 +175,6 @@ namespace BizHawk.Client.EmuHawk
#if WINDOWS
timeBeginPeriod(1);
#endif
#if WINDOWS // This seems safe even on other platforms, but needs testing to confirm
if (Stopwatch.IsHighResolution)
{
afsfreq = (ulong)Stopwatch.Frequency;
@ -175,12 +182,9 @@ namespace BizHawk.Client.EmuHawk
}
else
{
#endif
afsfreq = 1000;
tmethod = 0;
#if WINDOWS
}
#endif
Console.WriteLine("throttle method: {0}; resolution: {1}", tmethod, afsfreq);
tfreq = afsfreq * 65536;
}
@ -334,7 +338,6 @@ namespace BizHawk.Client.EmuHawk
{
AutoFrameSkip_BeforeThrottle();
bool lowCPUMode = false; // Hard-code to true for testing
ulong timePerFrame = tfreq / desiredfps;
while (true)
@ -356,7 +359,7 @@ namespace BizHawk.Client.EmuHawk
}
int sleepy = (int)((timePerFrame - elapsedTime) * 1000 / afsfreq);
if (lowCPUMode && (sleepy >= 2 || paused))
if (cfg_lowcpumode && (sleepy >= 2 || paused))
{
// Subtract 1 to reduce the chance of oversleeping
Thread.Sleep(Math.Max(sleepy - 1, 1));