skeleton: bump imgui to 1.83

tools/lights/CMakeLists.txt

@@ -11,6 +11,7 @@ target_link_libraries(lights
 
 add_custom_command(
     TARGET lights POST_BUILD
+    COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:lights>/files"
     COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/checker.dff" "$<TARGET_FILE_DIR:lights>"
 )
 

tools/lights/main.cpp

@@ -264,6 +264,8 @@ Render(float timeDelta)
 	ImGui::EndFrame();
 	ImGui::Render();
 
+	ImGui_ImplRW_RenderDrawLists(ImGui::GetDrawData());
+	
 	Camera->endUpdate();
 	Camera->showRaster(0);
 }