From 2f0234e7ac5dec58419d18cdd13523bd8d00385a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Crozet?= <developer@crozet.re>
Date: Sun, 27 Jul 2014 09:13:13 +0200
Subject: [PATCH] Avoid modulo on `DMat::from_fn`.

---
 src/structs/dmat.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/structs/dmat.rs b/src/structs/dmat.rs
index 2982c184..4d00f954 100644
--- a/src/structs/dmat.rs
+++ b/src/structs/dmat.rs
@@ -139,7 +139,7 @@ impl<N> DMat<N> {
         DMat {
             nrows: nrows,
             ncols: ncols,
-            mij:   Vec::from_fn(nrows * ncols, |i| f(i % nrows, i / nrows))
+            mij:   Vec::from_fn(nrows * ncols, |i| { let m = i / nrows; f(i - m * nrows, m) })
         }
     }