diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl index f796bb5f3f..20b61e9302 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl @@ -4,25 +4,25 @@ * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * 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 vec4 waterPlane; @@ -44,30 +44,30 @@ vec4 getWaterFogViewNoClip(vec3 pos) float es = -(dot(view, waterPlane.xyz)); //find intersection point with water plane and eye vector - + //get eye depth float e0 = max(-waterPlane.w, 0.0); - + vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - + //get object depth float depth = length(pos - int_v); - + //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(srgb_to_linear(kc.rgb*L), D); @@ -86,7 +86,7 @@ vec4 getWaterFogView(vec3 pos) vec4 applyWaterFogView(vec3 pos, vec4 color) { vec4 fogged = getWaterFogView(pos); - + color.rgb = color.rgb * fogged.a + fogged.rgb; return color; @@ -120,7 +120,7 @@ vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color) if (eye_above_water) { if (!obj_above_water) - { + { color.rgb = applyWaterFogViewLinearNoClip(pos, color).rgb; } else |