From 870a3fe438e060e6cf975998c756a94f87d1bd72 Mon Sep 17 00:00:00 2001
From: castano <castano@95f4ed2b-212e-0410-8b90-d31948207fce>
Date: Mon, 23 Jun 2008 19:24:59 +0000
Subject: [PATCH] Add references.

---
 src/nvimage/HoleFilling.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/nvimage/HoleFilling.cpp b/src/nvimage/HoleFilling.cpp
index 863dc16..6ea57cb 100644
--- a/src/nvimage/HoleFilling.cpp
+++ b/src/nvimage/HoleFilling.cpp
@@ -125,6 +125,8 @@ namespace {
 } // namespace
 
 // Voronoi filling using EDT-4
+// This implementation is based on Danielsson's algorithm published in:
+// "Euclidean Distance Mapping" Per-Erik Danielsson, Computer Graphics and Image Processing, 14, 1980
 void nv::fillVoronoi(FloatImage * img, const BitMap * bmap)
 {
 	nvCheck(img != NULL);