work

core/src/primitive/mod.rs

@@ -7,3 +7,12 @@ pub use color::*;
 pub use layer::*;
 pub use text::*;
 pub use texture::*;
+
+use crate::{Mask, util::TrackedArena};
+
+#[derive(Default)]
+pub struct PainterData {
+    pub textures: Textures,
+    pub text: TextData,
+    pub masks: TrackedArena<Mask, u32>,
+}