diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl deleted file mode 100644 index becc6d89c1..0000000000 --- a/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl +++ /dev/null @@ -1,36 +0,0 @@ -/** - * @file decodeNormF.glsl - * - * $LicenseInfo:firstyear=2018&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2018, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - |