dice: Rename iface from face

This is a mangled version of the requested face which we should only
use for the image, since it might be 0 even if there are many labels.

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

diff --git a/src/dice.rs b/src/dice.rs
index a368fdf339601d35d3c5f7f78c69706a78f7d70e..405e1b2a61bce8113304f44d4239874990e0b6ed 100644 (file)
--- a/src/dice.rs
+++ b/src/dice.rs
@@ -339,8 +339,8 @@ impl InertPieceTrait for Die {
 
     // This is called by PieceTrait::svg_piece, so face may be non-0
     // despite the promise about face in InertPieceTrait.
-    let face = if self.image.nfaces() == 1 { default() } else { face };
-    self.image.svg(f, vpid, face, xdata)?;
+    let iface = if self.image.nfaces() == 1 { default() } else { face };
+    self.image.svg(f, vpid, iface, xdata)?;
 
     let remprop = self.cooldown_remprop(state)?;