add framerate limiter

imgui.ini

@@ -0,0 +1,13 @@
+[Window][Debug##Default]
+Pos=60,60
+Size=400,400
+Collapsed=0
+
+[Window][Debugger]
+ViewportPos=1587,230
+ViewportId=0x289D2C3F
+Size=400,600
+Collapsed=0
+
+[Docking][Data]
+

src/Application.cpp

@@ -140,5 +140,13 @@ bool Application::Update()
 	debugger->Render();
 	window->End();
 
+	std::chrono::microseconds frametime = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::steady_clock::now() - lastFrameTime);
+	lastFrameTime = std::chrono::steady_clock::now();
+
+	if (frametime < std::chrono::microseconds(1000000 / 60)) {
+		std::this_thread::sleep_for(std::chrono::microseconds(1000000 / 60) - frametime);
+	}
+
+
 	return !window->ShouldClose();
 }

src/Application.hpp

@@ -1,5 +1,7 @@
 #pragma once
 
+#include <chrono>
+
 class Bus;
 class Window;
 class Debugger;
@@ -33,4 +35,6 @@ private:
 	Bus* bus;
 	Screen* screen;
 	Debugger* debugger;
+
+	std::chrono::steady_clock::time_point lastFrameTime;
 };

src/debugger/Debugger.cpp

@@ -161,6 +161,10 @@ void Debugger::Render()
 		ImGui::InputScalar("Reset Vector", ImGuiDataType_U16, &resetVector, (const void*)0, (const void*)0, "%04X", ImGuiInputTextFlags_CharsHexadecimal);
 	}
 
+	ImGui::Separator();
+
+	ImGui::Text("FPS: %f", ImGui::GetIO().Framerate);
+
 	for (DebugWindow* window : windows)
 	{
 		if (window->isOpen) window->OnRender();

src/gfx/Window.cpp

@@ -11,6 +11,7 @@ Window::Window(uint16_t width, uint16_t height, const std::string& title) :
 	handle(nullptr)
 {
 	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
+
 	handle = glfwCreateWindow(width, height, title.c_str(), nullptr, nullptr);
 	if (handle == nullptr)
 	{
@@ -20,6 +21,7 @@ Window::Window(uint16_t width, uint16_t height, const std::string& title) :
 	}
 
 	glfwMakeContextCurrent(handle);
+	glfwSwapInterval(1);
 	Input::SetWindow(this);
 }
 

src/gfx/imgui.ini

@@ -0,0 +1,12 @@
+[Window][Debug##Default]
+Pos=60,60
+Size=400,400
+Collapsed=0
+
+[Window][Debugger]
+Pos=217,104
+Size=400,325
+Collapsed=0
+
+[Docking][Data]
+

src/imgui.ini

@@ -0,0 +1,30 @@
+[Window][Debug##Default]
+Pos=60,60
+Size=400,400
+Collapsed=0
+
+[Window][Debugger]
+Pos=506,49
+Size=490,229
+Collapsed=0
+
+[Window][Disassembler]
+ViewportPos=1326,634
+ViewportId=0x85E8BACF
+Size=400,400
+Collapsed=0
+
+[Window][CPU Watch]
+ViewportPos=915,545
+ViewportId=0x759989B3
+Size=400,400
+Collapsed=0
+
+[Window][Palettes]
+ViewportPos=1756,613
+ViewportId=0x550214C1
+Size=400,291
+Collapsed=0
+
+[Docking][Data]
+