1 files changed, 91 insertions, 0 deletions
diff --git a/Source/Core/DolphinWX/Config/AdvancedConfigPane.cpp b/Source/Core/DolphinWX/Config/AdvancedConfigPane.cpp
new file mode 100644
index 0000000000..8dd69d1e3f
--- /dev/null
+++ b/Source/Core/DolphinWX/Config/AdvancedConfigPane.cpp
@@ -0,0 +1,91 @@
+// Copyright 2015 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include <cmath>
+
+#include <wx/checkbox.h>
+#include <wx/sizer.h>
+#include <wx/slider.h>
+#include <wx/stattext.h>
+
+#include "Core/ConfigManager.h"
+#include "DolphinWX/Config/AdvancedConfigPane.h"
+
+AdvancedConfigPane::AdvancedConfigPane(wxWindow* parent, wxWindowID id)
+	: wxPanel(parent, id)
+{
+	InitializeGUI();
+	LoadGUIValues();
+}
+
+void AdvancedConfigPane::InitializeGUI()
+{
+	m_clock_override_checkbox = new wxCheckBox(this, wxID_ANY, _("Enable CPU Clock Override"));
+	m_clock_override_slider = new wxSlider(this, wxID_ANY, 100, 0, 150);
+	m_clock_override_text = new wxStaticText(this, wxID_ANY, "");
+
+	m_clock_override_checkbox->Bind(wxEVT_CHECKBOX, &AdvancedConfigPane::OnClockOverrideCheckBoxChanged, this);
+	m_clock_override_slider->Bind(wxEVT_SLIDER, &AdvancedConfigPane::OnClockOverrideSliderChanged, this);
+
+	wxStaticText* const clock_override_description = new wxStaticText(this, wxID_ANY,
+	  _("Higher values can make variable-framerate games\n"
+	    "run at a higher framerate, at the expense of CPU.\n"
+	    "Lower values can make variable-framerate games\n"
+	    "run at a lower framerate, saving CPU.\n\n"
+	    "WARNING: Changing this from the default (100%)\n"
+	    "can and will break games and cause glitches.\n"
+	    "Do so at your own risk. Please do not report\n"
+	    "bugs that occur with a non-default clock.\n"));
+
+	wxBoxSizer* const clock_override_checkbox_sizer = new wxBoxSizer(wxHORIZONTAL);
+	clock_override_checkbox_sizer->Add(m_clock_override_checkbox);
+
+	wxBoxSizer* const clock_override_slider_sizer = new wxBoxSizer(wxHORIZONTAL);
+	clock_override_slider_sizer->Add(m_clock_override_slider, 1, wxALL, 5);
+	clock_override_slider_sizer->Add(m_clock_override_text, 1, wxALL, 5);
+
+	wxBoxSizer* const clock_override_description_sizer = new wxBoxSizer(wxHORIZONTAL);
+	clock_override_description_sizer->Add(clock_override_description, 1, wxALL, 5);
+
+	wxStaticBoxSizer* const cpu_options_sizer = new wxStaticBoxSizer(wxVERTICAL, this, _("CPU Options"));
+	cpu_options_sizer->Add(clock_override_checkbox_sizer);
+	cpu_options_sizer->Add(clock_override_slider_sizer);
+	cpu_options_sizer->Add(clock_override_description_sizer);
+
+	wxBoxSizer* const main_sizer = new wxBoxSizer(wxVERTICAL);
+	main_sizer->Add(cpu_options_sizer , 0, wxEXPAND | wxALL, 5);
+
+	SetSizer(main_sizer);
+}
+
+void AdvancedConfigPane::LoadGUIValues()
+{
+	int ocFactor = (int)(std::log2f(SConfig::GetInstance().m_OCFactor) * 25.f + 100.f + 0.5f);
+	m_clock_override_checkbox->SetValue(SConfig::GetInstance().m_OCEnable);
+	m_clock_override_slider ->SetValue(ocFactor);
+	UpdateCPUClock();
+}
+
+void AdvancedConfigPane::OnClockOverrideCheckBoxChanged(wxCommandEvent& event)
+{
+	SConfig::GetInstance().m_OCEnable = m_clock_override_checkbox->IsChecked();
+	m_clock_override_slider->Enable(SConfig::GetInstance().m_OCEnable);
+	UpdateCPUClock();
+}
+
+void AdvancedConfigPane::OnClockOverrideSliderChanged(wxCommandEvent& event)
+{
+	// Vaguely exponential scaling?
+	SConfig::GetInstance().m_OCFactor = std::exp2f((m_clock_override_slider->GetValue() - 100.f) / 25.f);
+	UpdateCPUClock();
+}
+
+void AdvancedConfigPane::UpdateCPUClock()
+{
+	bool wii = SConfig::GetInstance().m_LocalCoreStartupParameter.bWii;
+	int percent = (int)(std::roundf(SConfig::GetInstance().m_OCFactor * 100.f));
+	int clock = (int)(std::roundf(SConfig::GetInstance().m_OCFactor * (wii ? 729.f : 486.f)));
+
+	m_clock_override_text->SetLabel(SConfig::GetInstance().m_OCEnable ? wxString::Format("%d %% (%d mhz)", percent, clock) : "");
+}