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-rw-r--r--src/display/nr-filter-turbulence.cpp10
-rw-r--r--src/display/nr-filter-turbulence.h12
2 files changed, 19 insertions, 3 deletions
diff --git a/src/display/nr-filter-turbulence.cpp b/src/display/nr-filter-turbulence.cpp
index a0cb20864..3fd577309 100644
--- a/src/display/nr-filter-turbulence.cpp
+++ b/src/display/nr-filter-turbulence.cpp
@@ -2,10 +2,18 @@
* feTurbulence filter primitive renderer
*
* Authors:
+ * World Wide Web Consortium <http://www.w3.org/>
* Felipe Corrêa da Silva Sanches <felipe.sanches@gmail.com>
*
- * Copyright (C) 2007 authors
+ * This file has a considerable amount of code adapted from
+ * the W3C SVG filter specs, available at:
+ * http://www.w3.org/TR/SVG11/filters.html#feTurbulence
+ *
+ * W3C original code is licensed under the terms of
+ * the (GPL compatible) W3C® SOFTWARE NOTICE AND LICENSE:
+ * http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
*
+ * Copyright (C) 2007 authors
* Released under GNU GPL, read the file 'COPYING' for more information
*/
diff --git a/src/display/nr-filter-turbulence.h b/src/display/nr-filter-turbulence.h
index f2bbb9628..d0f345360 100644
--- a/src/display/nr-filter-turbulence.h
+++ b/src/display/nr-filter-turbulence.h
@@ -5,11 +5,19 @@
* feTurbulence filter primitive renderer
*
* Authors:
- * Felipe Sanches <felipe.sanches@gmail.com>
+ * World Wide Web Consortium <http://www.w3.org/>
+ * Felipe Corrêa da Silva Sanches <felipe.sanches@gmail.com>
* Niko Kiirala <niko@kiirala.com>
*
- * Copyright (C) 2007 authors
+ * This file has a considerable amount of code adapted from
+ * the W3C SVG filter specs, available at:
+ * http://www.w3.org/TR/SVG11/filters.html#feTurbulence
+ *
+ * W3C original code is licensed under the terms of
+ * the (GPL compatible) W3C® SOFTWARE NOTICE AND LICENSE:
+ * http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
*
+ * Copyright (C) 2007 authors
* Released under GNU GPL, read the file 'COPYING' for more information
*/