diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/environment/underWaterF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class2/environment/underWaterF.glsl | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/indra/newview/app_settings/shaders/class2/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class2/environment/underWaterF.glsl deleted file mode 100644 index f947aa4be1..0000000000 --- a/indra/newview/app_settings/shaders/class2/environment/underWaterF.glsl +++ /dev/null @@ -1,108 +0,0 @@ -/** - * @file underWaterF.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 sampler2D diffuseMap; -uniform sampler2D bumpMap; -uniform sampler2D screenTex; -uniform sampler2D refTex; -uniform sampler2D screenDepth; - -uniform vec4 fogCol; -uniform vec3 lightDir; -uniform vec3 specular; -uniform float lightExp; -uniform vec2 fbScale; -uniform float refScale; -uniform float znear; -uniform float zfar; -uniform float kd; -uniform vec4 waterPlane; -uniform vec3 eyeVec; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; -uniform vec2 screenRes; - -//bigWave is (refCoord.w, view.w); -varying vec4 refCoord; -varying vec4 littleWave; -varying vec4 view; - -vec4 applyWaterFog(vec4 color, vec3 viewVec) -{ - //normalize view vector - vec3 view = normalize(viewVec); - float es = -view.z; - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - //get object depth - float depth = length(viewVec); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - //return vec4(1.0, 0.0, 1.0, 1.0); - return color * D + kc * L; - //depth /= 10.0; - //return vec4(depth,depth,depth,0.0); -} - -void main() -{ - vec4 color; - - //get detail normals - vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; - vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; - vec3 wavef = normalize(wave1+wave2+wave3); - - //figure out distortion vector (ripply) - vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; - distort = distort+wavef.xy*refScale; - - vec4 fb = texture2D(screenTex, distort); - - gl_FragColor = applyWaterFog(fb,view.xyz); -} |