Notes.

modules/layered_tile_map/layered_tile_map.cpp

@@ -181,6 +181,46 @@ void LayeredTileMap::draw_tile(RID p_canvas_item, const Vector2 &p_position, con
 			Rect2i source_rect = atlas_source->get_runtime_tile_texture_region(p_atlas_coords, 0);
 			tex->draw_rect_region(p_canvas_item, dest_rect, source_rect, modulate, transpose, Ref<Texture>(), p_tile_set->is_uv_clipping());
 		} else {
+			// RenderingServer::get_singleton()->canvas_item_add_animation_slice is implemented here in godot4:
+			// https://github.com/godotengine/godot/commit/94d31ac327a8fe6ff7c007b34cb25772bf96d17e
+
+			// RenderingServer::get_singleton()->canvas_item_add_animation_slice in godot4 is actually pretty clever
+			// But this implementation will be relatively easy to break due to the canvas batcher
+			// It would likely work with the code below, but it would be available to scripting too.
+
+			// Possible solution #1
+
+			// So I think it would make a lot more sense to do it in a different way, after the module is working.
+
+			// The api could look like:
+			// RenderingServer::get_singleton()->canvas_item_add_animated_sprite(RID ci, const Array &p_animation_data);
+			// p_animation_data:
+			// [i + 0]: duration
+			// [i + 1]: dest_rect
+			// [i + 2]: source_rect
+			// [i + 3]: modulate
+			// [i + 4]: transpose
+			// [i + 5]: normal
+			// [i + 6]: is_uv_clipping
+			// [i + 7]: Ref<Texture>
+
+			// This could create a new Command. It's internal data could be updated automatically when processing batches.
+			// This would make the api impossible to break in different cases.
+			// Also it would be simple to use for other things.
+
+			// Possible solution #2
+
+			// Handle animated tile updates here
+			// solution #1 is likely easier
+
+			// Possible solution #3
+
+			// Add more canvas items and show/hide them as necessary
+			// solution #1 is likely easier
+
+			ERR_PRINT("TODO Reimplement tile animations!");
+
+			/*
 			real_t speed = atlas_source->get_tile_animation_speed(p_atlas_coords);
 			real_t animation_duration = atlas_source->get_tile_animation_total_duration(p_atlas_coords) / speed;
 			real_t animation_offset = p_normalized_animation_offset * animation_duration;
@@ -199,6 +239,7 @@ void LayeredTileMap::draw_tile(RID p_canvas_item, const Vector2 &p_position, con
 				time_unscaled += frame_duration_unscaled;
 			}
 			RenderingServer::get_singleton()->canvas_item_add_animation_slice(p_canvas_item, 1.0, 0.0, 1.0, 0.0);
+			*/
 		}
 	}
 }