diff options
Diffstat (limited to 'intern/cycles/kernel/osl/nodes/node_fresnel.h')
-rw-r--r-- | intern/cycles/kernel/osl/nodes/node_fresnel.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/intern/cycles/kernel/osl/nodes/node_fresnel.h b/intern/cycles/kernel/osl/nodes/node_fresnel.h index 0368c1910aa..de5d29a3c18 100644 --- a/intern/cycles/kernel/osl/nodes/node_fresnel.h +++ b/intern/cycles/kernel/osl/nodes/node_fresnel.h @@ -1,4 +1,19 @@ - +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + float fresnel_dielectric(vector Incoming, normal Normal, float eta) { /* compute fresnel reflectance without explicitly computing |