diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/effects/nightVisionF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class2/effects/nightVisionF.glsl | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/indra/newview/app_settings/shaders/class2/effects/nightVisionF.glsl b/indra/newview/app_settings/shaders/class2/effects/nightVisionF.glsl deleted file mode 100644 index 76b675a9bd..0000000000 --- a/indra/newview/app_settings/shaders/class2/effects/nightVisionF.glsl +++ /dev/null @@ -1,62 +0,0 @@ -/** - * @file nightVisionF.glsl - * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2007, 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 - * $/LicenseInfo$ - */ - - - -uniform sampler2DRect RenderTexture; -uniform sampler2D NoiseTexture; -uniform float brightMult; -uniform float noiseStrength; - -float luminance(vec3 color) -{ - /// CALCULATING LUMINANCE (Using NTSC lum weights) - /// http://en.wikipedia.org/wiki/Luma_%28video%29 - return dot(color, vec3(0.299, 0.587, 0.114)); -} - -void main(void) -{ - /// Get scene color - vec3 color = vec3(texture2DRect(RenderTexture, gl_TexCoord[0].st)); - - /// Extract luminance and scale up by night vision brightness - float lum = luminance(color) * brightMult; - - /// Convert into night vision color space - /// Newer NVG colors (crisper and more saturated) - vec3 outColor = (lum * vec3(0.91, 1.21, 0.9)) + vec3(-0.07, 0.1, -0.12); - - /// Add noise - float noiseValue = texture2D(NoiseTexture, gl_TexCoord[1].st).r; - noiseValue = (noiseValue - 0.5) * noiseStrength; - - /// Older NVG colors (more muted) - // vec3 outColor = (lum * vec3(0.82, 0.75, 0.83)) + vec3(0.05, 0.32, -0.11); - - outColor += noiseValue; - - gl_FragColor = vec4(outColor, 1.0); -} |