some more stuff with imgui integration

source/game/engine.cpp

@@ -358,6 +358,28 @@ glm::mat4 engine::transform_given_coordinate(glm::uvec2 coordinate) const {
   return glm::translate(glm::mat4(1.0f), glm::vec3(world_x, 0.0f, world_z));
 }
 
+void engine::do_level_editor_ui() {
+  if (!debug_drawing.level_editor) {
+    return;
+  }
+
+  ImGui::Begin("Level Editor");
+
+  ImGui::Checkbox("Enabled", &is_editing_level);
+
+  ImGui::End();
+}
+
+void engine::do_debug_ui() {
+  ImGui::Begin("Debug");
+
+  ImGui::Checkbox("Playing Bounds", &debug_drawing.playing_bounds);
+  ImGui::Checkbox("Individual Tiles", &debug_drawing.individual_tiles);
+  ImGui::Checkbox("Level Editor", &debug_drawing.level_editor);
+
+  ImGui::End();
+}
+
 engine::engine()
     : display(&input, {1920, 1080}, "Tanks Reborn"), renderer(&display),
       models(load_models("../assets/models")),
@@ -375,9 +397,11 @@ void engine::run() {
       const auto [map_min, map_max] = ::bounds_of(models.boundary);
       const auto [view, projection] = ::calculate_camera_matrices(
           map_min, map_max, 1920.0f / 1080.0f, 3.0f);
-      //, true, 3.0f);
-      //,
-      // true, glfwGetTime());
+
+      renderer.do_ui([this] {
+        do_level_editor_ui();
+        do_debug_ui();
+      });
 
       auto request = render::request();
 
@@ -385,7 +409,10 @@ void engine::run() {
       if (current_level.has_value()) {
         request = add_level_to_render_request(request, &(*current_level));
       }
-      request = add_playing_bounds_to_render_request(request);
+
+      if (debug_drawing.playing_bounds) {
+        request = add_playing_bounds_to_render_request(request);
+      }
 
       renderer.render(request, view, projection);
     } catch (const vuk::VkException &ex) {