Document plotting

doc/source/module_development.md

@@ -252,6 +252,16 @@ void some_function() {
 
 By default scopes take the name of the function, or file and a line number, but you can give a name explicitely using `VOXEL_PROFILE_SCOPE_NAMED("Hello")`. Only compile-time strings are supported, don't use `String` or `std::string`.
 
+It is also possible to plot numeric values so they are displayed in the timeline too:
+
+```cpp
+void process_every_frame() {
+    // Some code...
+
+    VOXEL_PROFILE_PLOT("Bunnies", bunnies.size());
+}
+```
+
 ### Adding Tracy to Godot
 
 To add Tracy support, clone it under `thirdparty/tracy` (Godot's `thirdparty` folder, not the voxel module), and add the following lines in `core/SCsub`: