don't use same variable for both views

demo/main.cpp

@@ -198,6 +198,7 @@ int main(int argc, char* argv[]) {
 	fggl::gfx::Input& input = fggl::gfx::Input::instance();
 
 	bool joystickWindow = true;
+	bool gamepadWindow = true;
 
 	float time = 0.0f;
 	float dt = 16.0f;
@@ -263,7 +264,7 @@ int main(int argc, char* argv[]) {
 		ImGui::End();
 
 		// imgui gamepad debug
-		ImGui::Begin("GamePad", &joystickWindow);
+		ImGui::Begin("GamePad", &gamepadWindow);
 		for ( int i=0; i<16; i++ ) {
 			std::string title = "GamePad " + std::to_string(i);