diff --git a/engine1.wav b/engine1.wav
new file mode 100644
index 0000000..2e1fcd7
Binary files /dev/null and b/engine1.wav differ
diff --git a/imgui.ini b/imgui.ini
new file mode 100644
index 0000000..31dfccb
--- /dev/null
+++ b/imgui.ini
@@ -0,0 +1,15 @@
+[Window][Debug##Default]
+Pos=60,60
+Size=400,400
+Collapsed=0
+
+[Window][state]
+Pos=37,31
+Size=307,184
+Collapsed=0
+
+[Window][Dear ImGui Demo]
+Pos=1344,167
+Size=550,680
+Collapsed=0
+
diff --git a/karo.cpp b/karo.cpp
index 519be82..045babe 100644
--- a/karo.cpp
+++ b/karo.cpp
@@ -20,6 +20,10 @@
 #include <vehicle/PxVehicleSDK.h>
 //#include <physx/PxFiltering.h>
 
+#include <imgui.h>
+#include <imgui_impl_glfw.h>
+#include <imgui_impl_opengl3.h>
+
 #include "camera.hpp"
 
 using namespace physx;
@@ -892,7 +896,7 @@ PxVehicleDrive4W* createVehicle4W(const VehicleDesc& vehicle4WDesc, PxPhysics* p
 
 		//Gears
 		PxVehicleGearsData gears;
-		gears.mSwitchTime = 0.2f;
+		gears.mSwitchTime = 0.5f;
 		driveSimData.setGearsData(gears);
 
 		//Clutch
@@ -1339,7 +1343,7 @@ int main() {
 		prev_y = y;
 	});
 
-	glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
+	//glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
 
 	auto KeyDown = [window](int key) {
 		return glfwGetKey(window, key) == GLFW_PRESS;
@@ -1347,9 +1351,29 @@ int main() {
 
 	glfwSwapInterval(1);
 
+	// Setup Dear ImGui context
+	IMGUI_CHECKVERSION();
+	ImGui::CreateContext();
+	ImGuiIO& io = ImGui::GetIO(); (void)io;
+	io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;     // Enable Keyboard Controls
+	io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad;      // Enable Gamepad Controls
+
+	// Setup Dear ImGui style
+	ImGui::StyleColorsDark();
+	//ImGui::StyleColorsLight();
+
+	// Setup Platform/Renderer backends
+	ImGui_ImplGlfw_InitForOpenGL(window, true);
+	ImGui_ImplOpenGL3_Init("#version 130");
+
 	while (!glfwWindowShouldClose(window)) {
 		glfwPollEvents();
 	
+		// Start the Dear ImGui frame
+		ImGui_ImplOpenGL3_NewFrame();
+		ImGui_ImplGlfw_NewFrame();
+		ImGui::NewFrame();
+
 		int width, height;
 		glfwGetFramebufferSize(window, &width, &height);
 
@@ -1403,11 +1427,31 @@ int main() {
 
 		auto& dyndata = gVehicle4W->mDriveDynData;
 
+		/*gVehicle4W->computeForwardSpeed()*/
+
+		//printf("e: %9.2f  g: %u\n", , dyndata.getCurrentGear());
+
+		auto speed = gVehicle4W->computeForwardSpeed() * 3.6f;
+		auto enginespeed = dyndata.getEngineRotationSpeed() / (PxPi * 2.0) * 60.0f;
+		auto gear = (int)dyndata.getCurrentGear();
+		auto dist = glm::length(pos_glm);
+
+		static const char* gearname[] = {
+			"R", "N", "1", "2", "3", "4", "5"
+		};
 
 
-		printf("e: %9.2f  g: %u\n", dyndata.getEngineRotationSpeed() / (PxPi * 2.0) * 60.0f, dyndata.getCurrentGear());
+		ImGui::Begin("state");
 
+		ImGui::Text("dist: %.1f m", dist);
+		ImGui::Text("speed: %.1f km/h", speed);
+		ImGui::Text("rpm: %.1f", enginespeed);
+		ImGui::ProgressBar(enginespeed / 6000.0f);
+		ImGui::SliderInt("gear", &gear, 0, 6, gearname[gear]);
 
+		ImGui::End();
+
+		ImGui::ShowDemoWindow();
 
 		glm::mat4 mvp = proj * view;
 
@@ -1446,7 +1490,6 @@ int main() {
 
 		DrawPhysxDebug();
 
-
 		glBindVertexArray(vao);
 		glBindBuffer(GL_ARRAY_BUFFER, vbo);
 
@@ -1459,6 +1502,10 @@ int main() {
 		s_draw_lines.clear();
 		s_draw_points.clear();
 
+		ImGui::Render();
+
+		ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
+
 		glfwSwapBuffers(window);
 	}
 
diff --git a/vcpkg.json b/vcpkg.json
index e04599a..d7af624 100644
--- a/vcpkg.json
+++ b/vcpkg.json
@@ -5,7 +5,14 @@
         "physx",
         "glew",
         "glfw3",
-        "glm"
+        "glm",
+        {
+            "name": "imgui",
+            "features": [
+                "glfw-binding",
+                "opengl3-binding"
+            ]
+        }
     ],
     "overrides": [
         {