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ImGuiDemoScene.hpp
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ImGuiDemoScene.hpp
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#ifndef IMGUI_DEMO_SCENE_H
#define IMGUI_DEMO_SCENE_H
#include "imgui.h"
#include "backends/imgui_impl_opengl3.h"
class ImGuiDemoScene
{
public:
// State
inline static bool show_demo_window = true;
inline static bool show_another_window = false;
inline static ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
static void draw()
{
// Start the Dear ImGui frame
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
// 1. Show the big demo window (Most of the sample code is in ImGui::ShowDemoWindow()! You can browse its code to learn more about Dear ImGui!).
if (show_demo_window) { ImGui::ShowDemoWindow(&show_demo_window); }
// 2. Show a simple window that we create ourselves. We use a Begin/End pair to create a named window.
{
static float f = 0.0f;
static int counter = 0;
ImGui::Begin("Hello, world!"); // Create a window called "Hello, world!" and append into it.
ImGui::Text("This is some useful text."); // Display some text (you can use a format strings too)
ImGui::Checkbox("Demo Window", &show_demo_window); // Edit bools storing our window open/close state
ImGui::Checkbox("Another Window", &show_another_window);
ImGui::SliderFloat("float", &f, 0.0f, 1.0f); // Edit 1 float using a slider from 0.0f to 1.0f
ImGui::ColorEdit4("clear color", (float*)&clear_color); // Edit 3 floats representing a color
if (ImGui::Button("Button")) { counter++; } // Buttons return true when clicked (most widgets return true when edited/activated)
ImGui::SameLine();
ImGui::Text("counter = %d", counter);
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
ImGui::End();
}
// 3. Show another simple window.
if (show_another_window)
{
ImGui::Begin("Another Window", &show_another_window); // Pass a pointer to our bool variable (the window will have a closing button that will clear the bool when clicked)
ImGui::Text("Hello from another window!");
if (ImGui::Button("Close Me"))
show_another_window = false;
ImGui::End();
}
// Rendering
ImGui::Render();
glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w);
glClear(GL_COLOR_BUFFER_BIT);
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
}
};
#endif // IMGUI_DEMO_SCENE_H