Switch to deriving Deref

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/pcrender.rs b/src/pcrender.rs
index 451aea9a3f1b496e56ce1de8e868b5e39e146171..cf06bf7c2934417200e838c0f3a12afd9f403c9a 100644 (file)
--- a/src/pcrender.rs
+++ b/src/pcrender.rs
@@ -19,12 +19,11 @@ pub enum SpecialClientRendering {
   Die { },
 }
 
-#[derive(Debug,Clone)]
+#[derive(Debug,Clone,Deref)]
 pub struct PieceRenderInstructions {
   pub vpid: VisiblePieceId,
-  pub occulted: PriOcculted,
+  #[deref] pub occulted: PriOcculted,
 }
-deref_to_field!{PieceRenderInstructions, PriOcculted, occulted}
 
 #[derive(Debug,Clone)]
 pub enum PriOccultedGeneral<P,Z> {