Merge main (DRTVWR-596 GLTF Materials Maint) into DRTVWR-591-maint-X

# Conflicts:
#	indra/newview/VIEWER_VERSION.txt

25 files changed, 304 insertions, 462 deletions

diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index b02a3bd6fb..b9779e183d 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -445,6 +445,17 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
+    <key>RenderSnapshotNoPost</key>
+    <map>
+      <key>Comment</key>
+      <string>Disable tone mapping and exposure correction when snapshot is being rendered</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>Boolean</string>
+      <key>Value</key>
+      <integer>0</integer>
+    </map>
     <key>AutomaticFly</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl b/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl
index 9e61b6b894..c95f791dbf 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/emissiveF.glsl
@@ -34,6 +34,6 @@ void main()
 {
     // NOTE: when this shader is used, only alpha is being written to
 	float a = diffuseLookup(vary_texcoord0.xy).a*vertex_color.a;
-	frag_color = vec4(0, 0, 0, a);
+	frag_color = max(vec4(0, 0, 0, a), vec4(0));
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
index 5d58cc91cd..a6fab10791 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
@@ -35,21 +35,19 @@ in vec3 vary_position;
 in vec4 vertex_color;
 in vec2 vary_texcoord0;
 
-#ifdef WATER_FOG
-vec4 applyWaterFogView(vec3 pos, vec4 color);
-#endif
-
 vec3 srgb_to_linear(vec3 cs);
 vec3 linear_to_srgb(vec3 cl);
-vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten);
-void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten);
 
 #ifdef HAS_ALPHA_MASK
 uniform float minimum_alpha;
 #endif
 
 #ifdef IS_ALPHA
+uniform vec4 waterPlane;
 void waterClip(vec3 pos);
+void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive,
+                         out vec3 atten);
+vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color);
 #endif
 
 void main() 
@@ -78,26 +76,21 @@ void main()
 
     vec3 pos = vary_position;
 
+    color.a = final_alpha;
 #ifndef IS_HUD
+    color.rgb = srgb_to_linear(color.rgb);
+#ifdef IS_ALPHA
+
     vec3 sunlit;
     vec3 amblit;
     vec3 additive;
     vec3 atten;
     calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten);
-#endif
 
-#ifdef WATER_FOG
+    color.rgb = applySkyAndWaterFog(pos, additive, atten, color).rgb;
     
-    vec4 fogged = applyWaterFogView(pos, vec4(color.rgb, final_alpha));
-    color.rgb = fogged.rgb;
-    color.a   = fogged.a;
-#else
-    color.a   = final_alpha;
 #endif
 
-#ifndef IS_HUD
-    color.rgb = srgb_to_linear(color.rgb);
-    color.rgb = atmosFragLighting(color.rgb, additive, atten);
 #endif
 
     frag_color = max(color, vec4(0));
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
index 64e6bc9da2..3443785e1a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
@@ -106,7 +106,7 @@ vec3 toneMap(vec3 color)
     color *= exposure * exp_scale;
 
     // mix ACES and Linear here as a compromise to avoid over-darkening legacy content
-    color = mix(toneMapACES_Hill(color), color, 0.333);
+    color = mix(toneMapACES_Hill(color), color, 0.3);
 #endif
 
     return color;
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
index cfdb393b34..f796bb5f3f 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
@@ -30,12 +30,14 @@ uniform vec4 waterFogColor;
 uniform float waterFogDensity;
 uniform float waterFogKS;
 
-vec3 getPositionEye();
-
 vec3 srgb_to_linear(vec3 col);
 vec3 linear_to_srgb(vec3 col);
 
-vec4 applyWaterFogView(vec3 pos, vec4 color)
+vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten);
+
+// get a water fog color that will apply the appropriate haze to a color given
+// a blend function of (ONE, SOURCE_ALPHA)
+vec4 getWaterFogViewNoClip(vec3 pos)
 {
     vec3 view = normalize(pos);
     //normalize view vector
@@ -67,38 +69,76 @@ vec4 applyWaterFogView(vec3 pos, vec4 color)
     float L = min(t1/t2*t3, 1.0);
     
     float D = pow(0.98, l*kd);
+
+    return vec4(srgb_to_linear(kc.rgb*L), D);
+}
+
+vec4 getWaterFogView(vec3 pos)
+{
+    if (dot(pos, waterPlane.xyz) + waterPlane.w > 0.0)
+    {
+        return vec4(0,0,0,1);
+    }
+
+    return getWaterFogViewNoClip(pos);
+}
+
+vec4 applyWaterFogView(vec3 pos, vec4 color)
+{
+    vec4 fogged = getWaterFogView(pos);
     
-    color.rgb = color.rgb * D + kc.rgb * L;
+    color.rgb = color.rgb * fogged.a + fogged.rgb;
 
     return color;
 }
 
-vec4 applyWaterFogViewLinearNoClip(vec3 pos, vec4 color, vec3 sunlit)
+vec4 applyWaterFogViewLinearNoClip(vec3 pos, vec4 color)
 {
-    color.rgb = linear_to_srgb(color.rgb);
-    color = applyWaterFogView(pos, color);
-    color.rgb = srgb_to_linear(color.rgb);
+    vec4 fogged = getWaterFogViewNoClip(pos);
+    color.rgb *= fogged.a;
+    color.rgb += fogged.rgb;
     return color;
 }
 
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit)
+vec4 applyWaterFogViewLinear(vec3 pos, vec4 color)
 {
     if (dot(pos, waterPlane.xyz) + waterPlane.w > 0.0)
     {
         return color;
     }
 
-    return applyWaterFogViewLinearNoClip(pos, color, sunlit);
+    return applyWaterFogViewLinearNoClip(pos, color);
 }
 
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color)
+// for post deferred shaders, apply sky and water fog in a way that is consistent with
+// the deferred rendering haze post effects
+vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color)
 {
-    return applyWaterFogViewLinear(pos, color, vec3(1));
-}
+    bool eye_above_water = dot(vec3(0), waterPlane.xyz) + waterPlane.w > 0.0;
+    bool obj_above_water = dot(pos.xyz, waterPlane.xyz) + waterPlane.w > 0.0;
 
-vec4 applyWaterFog(vec4 color)
-{
-    //normalize view vector
-    return applyWaterFogViewLinear(getPositionEye(), color);
-}
+    if (eye_above_water)
+    {
+        if (!obj_above_water)
+        { 
+            color.rgb = applyWaterFogViewLinearNoClip(pos, color).rgb;
+        }
+        else
+        {
+            color.rgb = atmosFragLighting(color.rgb, additive, atten);
+        }
+    }
+    else
+    {
+        if (obj_above_water)
+        {
+            color.rgb = atmosFragLighting(color.rgb, additive, atten);
+        }
+        else
+        {
+            color.rgb = applyWaterFogViewLinearNoClip(pos, color).rgb;
+        }
+    }
 
+    return color;
+}
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl
deleted file mode 100644
index 670b3ddaf1..0000000000
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl
+++ /dev/null
@@ -1,51 +0,0 @@
-/** 
- * @file class1\lighting\lightWaterAlphaMaskF.glsl
- *
- * $LicenseInfo:firstyear=2011&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2011, 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
- * $/LicenseInfo$
- */
-
-out vec4 frag_color;
-
-uniform float minimum_alpha;
-
-vec3 atmosLighting(vec3 light);
-vec4 applyWaterFog(vec4 color);
-
-in vec4 vertex_color;
-in vec2 vary_texcoord0;
-
-void default_lighting_water()
-{
-	vec4 color = diffuseLookup(vary_texcoord0.xy);
-
-	if (color.a < minimum_alpha)
-	{
-		discard;
-	}
-
-	color.rgb *= vertex_color.rgb;
-
-	color.rgb = atmosLighting(color.rgb);
-
-	frag_color = max(applyWaterFog(color), vec4(0));
-}
-
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl
deleted file mode 100644
index 09b4a6e317..0000000000
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl
+++ /dev/null
@@ -1,42 +0,0 @@
-/** 
- * @file class1\lighting\lightWaterF.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
- * $/LicenseInfo$
- */
-
-out vec4 frag_color;
-
-in vec4 vertex_color;
-in vec2 vary_texcoord0;
-
-vec3 atmosLighting(vec3 light);
-vec4 applyWaterFog(vec4 color);
-
-void default_lighting_water()
-{
-	vec4 color = diffuseLookup(vary_texcoord0.xy) * vertex_color;
-
-	color.rgb = atmosLighting(color.rgb);
-
-	frag_color = max(applyWaterFog(color), vec4(0));
-}
-
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl
deleted file mode 100644
index 4888fa547c..0000000000
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl
+++ /dev/null
@@ -1,44 +0,0 @@
-/** 
- * @file class1\lighting\lightWaterNonIndexedF.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
- * $/LicenseInfo$
- */
-
-out vec4 frag_color;
-
-in vec4 vertex_color;
-in vec2 vary_texcoord0;
-
-uniform sampler2D diffuseMap;
-
-vec3 atmosLighting(vec3 light);
-vec4 applyWaterFog(vec4 color);
-
-void default_lighting_water()
-{
-	vec4 color = texture(diffuseMap,vary_texcoord0.xy) * vertex_color;
-
-	color.rgb = atmosLighting(color.rgb);
-
-	frag_color = max(applyWaterFog(color), vec4(0));
-}
-
diff --git a/indra/newview/app_settings/shaders/class1/objects/simpleWaterF.glsl b/indra/newview/app_settings/shaders/class1/objects/simpleWaterF.glsl
deleted file mode 100644
index 2e87ac5bbc..0000000000
--- a/indra/newview/app_settings/shaders/class1/objects/simpleWaterF.glsl
+++ /dev/null
@@ -1,33 +0,0 @@
-/** 
- * @file simpleWaterF.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
- * $/LicenseInfo$
- */
- 
-
-
-void default_lighting_water();
-
-void main() 
-{
-	default_lighting_water();
-}
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
index 6ecbfaecb1..4f88aed765 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
@@ -30,7 +30,6 @@ vec3 getSunlitColor();
 vec3 getAmblitColor();
 vec3 getAdditiveColor();
 vec3 getAtmosAttenuation();
-vec3 getPositionEye();
 
 uniform float scene_light_strength;
 
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl
index cc3617ba61..7b59e07243 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl
@@ -42,7 +42,6 @@ void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, ou
 
 void calcAtmospherics(vec3 inPositionEye) {
     vec3 P = inPositionEye;
-    setPositionEye(P);
     vec3 tmpsunlit = vec3(1);
     vec3 tmpamblit = vec3(1);
     vec3 tmpaddlit = vec3(1);
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
index 34669a6796..9d5f60b313 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
@@ -44,5 +44,5 @@ vec3 getAdditiveColor()
 
 vec3 getAtmosAttenuation()
 {
-	return vec3(vary_AtmosAttenuation);
+	return vary_AtmosAttenuation;
 }
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
index 1b854d80b3..0617bc9908 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
@@ -31,7 +31,6 @@ vec3 additive_color;
 vec3 atmos_attenuation;
 vec3 sunlit_color;
 vec3 amblit_color;
-vec3 position_eye;
 
 vec3 getSunlitColor()
 {
@@ -51,16 +50,6 @@ vec3 getAtmosAttenuation()
 	return atmos_attenuation;
 }
 
-vec3 getPositionEye()
-{
-	return position_eye;
-}
-
-void setPositionEye(vec3 v)
-{
-	position_eye = v;
-}
-
 void setSunlitColor(vec3 v)
 {
 	sunlit_color  = v;
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl
deleted file mode 100644
index 7a6741fe0e..0000000000
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl
+++ /dev/null
@@ -1,50 +0,0 @@
-/** 
- * @file class2\wl\atmosphericVarsWaterF.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
- * $/LicenseInfo$
- */
- 
-in vec3 vary_PositionEye;
-in vec3 vary_AdditiveColor;
-in vec3 vary_AtmosAttenuation;
-
-vec3 getSunlitColor()
-{
-	return vec3(0,0,0);
-}
-vec3 getAmblitColor()
-{
-	return vec3(0,0,0);
-}
-vec3 getAdditiveColor()
-{
-	return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
-	return vary_AtmosAttenuation;
-}
-vec3 getPositionEye()
-{
-	return vary_PositionEye;
-}
-
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl
deleted file mode 100644
index 23c3aed4d8..0000000000
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl
+++ /dev/null
@@ -1,81 +0,0 @@
-/** 
- * @file class2\wl\atmosphericVarsWaterV.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
- * $/LicenseInfo$
- */
- 
-out vec3 vary_PositionEye;
-out vec3 vary_AdditiveColor;
-out vec3 vary_AtmosAttenuation;
-
-vec3 atmos_attenuation;
-vec3 sunlit_color;
-vec3 amblit_color;
-
-vec3 getSunlitColor()
-{
-	return sunlit_color;
-}
-vec3 getAmblitColor()
-{
-	return amblit_color;
-}
-
-vec3 getAdditiveColor()
-{
-	return vary_AdditiveColor;
-}
-vec3 getAtmosAttenuation()
-{
-	return atmos_attenuation;
-}
-
-vec3 getPositionEye()
-{
-	return vary_PositionEye;
-}
-
-void setPositionEye(vec3 v)
-{
-	vary_PositionEye = v;
-}
-
-void setSunlitColor(vec3 v)
-{
-	sunlit_color  = v;
-}
-
-void setAmblitColor(vec3 v)
-{
-	amblit_color = v;
-}
-
-void setAdditiveColor(vec3 v)
-{
-	vary_AdditiveColor = v;
-}
-
-void setAtmosAttenuation(vec3 v)
-{
-	atmos_attenuation = v;
-	vary_AtmosAttenuation = v;
-}
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
index b63f3b60f9..acd32a81b3 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
@@ -65,16 +65,11 @@ uniform vec3 light_diffuse[8];
 
 void waterClip(vec3 pos);
 
-#ifdef WATER_FOG
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit);
-#endif
-
 vec3 srgb_to_linear(vec3 c);
 vec3 linear_to_srgb(vec3 c);
 
 vec2 encode_normal (vec3 n);
-vec3 atmosFragLightingLinear(vec3 light, vec3 additive, vec3 atten);
-
+vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color);
 void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
 
 #ifdef HAS_SUN_SHADOW
@@ -270,12 +265,6 @@ void main()
 
     color.rgb *= diffuse_linear.rgb;
 
-    color.rgb = atmosFragLightingLinear(color.rgb, additive, atten);
-
-#ifdef WATER_FOG
-    color = applyWaterFogViewLinear(pos.xyz, color, sunlit_linear);
-#endif // WATER_FOG
-
     vec4 light = vec4(0,0,0,0);
     
    #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, diffuse_linear.rgb, pos.xyz, norm, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, light_attenuation[i].w);
@@ -291,6 +280,8 @@ void main()
     // sum local light contrib in linear colorspace
     color.rgb += light.rgb;
 
+    color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, color).rgb;
+
 #endif // #else // FOR_IMPOSTOR
 
 #ifdef IS_HUD
diff --git a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
index 35d752be02..003dd05e6f 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
@@ -82,11 +82,7 @@ vec3 srgb_to_linear(vec3 c);
 vec3 linear_to_srgb(vec3 c);
 
 void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
-vec3 atmosFragLightingLinear(vec3 color, vec3 additive, vec3 atten);
-
-#ifdef WATER_FOG
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit);
-#endif
+vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color);
 
 void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist);
 float calcLegacyDistanceAttenuation(float distance, float falloff);
@@ -228,13 +224,6 @@ void main()
 
     color = pbrBaseLight(diffuseColor, specularColor, metallic, v, norm.xyz, perceptualRoughness, light_dir, sunlit_linear, scol, radiance, irradiance, colorEmissive, ao, additive, atten);
 
-    color.rgb = atmosFragLightingLinear(color.rgb, additive, atten);
-    
-#ifdef WATER_FOG
-    vec4 temp = applyWaterFogViewLinear(pos, vec4(color, 0.0), sunlit_linear);
-    color = temp.rgb;
-#endif
-
     vec3 light = vec3(0);
 
     // Punctual lights
@@ -250,7 +239,8 @@ void main()
 
     color.rgb += light.rgb;
 
-    
+    color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, vec4(color, 1.0)).rgb;
+
     float a = basecolor.a*vertex_color.a;
     
     frag_color = max(vec4(color.rgb,a), vec4(0));
@@ -305,6 +295,7 @@ void main()
     
     float a = basecolor.a*vertex_color.a;
     color += colorEmissive;
+
     color = linear_to_srgb(color);
     frag_color = max(vec4(color.rgb,a), vec4(0));
 }
diff --git a/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl
index 5483a4e29c..8430cca325 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/fullbrightShinyF.glsl
@@ -40,6 +40,8 @@ in vec3 vary_position;
 uniform samplerCube environmentMap;
 
 vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten);
+vec4 applyWaterFogViewLinear(vec3 pos, vec4 color);
+
 void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten);
 
 vec3 linear_to_srgb(vec3 c);
@@ -83,7 +85,6 @@ void main()
     color.rgb = srgb_to_linear(color.rgb);
 
     applyLegacyEnv(color.rgb, legacyenv, spec, pos, norm, env_intensity);
-    color.rgb = atmosFragLighting(color.rgb, additive, atten);
 #endif
 
 	color.a = 1.0;
diff --git a/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl
new file mode 100644
index 0000000000..0b154e82ad
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl
@@ -0,0 +1,106 @@
+/**
+ * @file class3/deferred/hazeF.glsl
+ *
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2023, 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
+ * $/LicenseInfo$
+ */
+
+out vec4 frag_color;
+
+uniform sampler2D normalMap;
+
+// Inputs
+uniform vec3 sun_dir;
+uniform vec3 moon_dir;
+uniform int  sun_up_factor;
+in vec2 vary_fragcoord;
+
+vec3 getNorm(vec2 pos_screen);
+vec4 getPositionWithDepth(vec2 pos_screen, float depth);
+void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
+
+float getDepth(vec2 pos_screen);
+
+vec3 linear_to_srgb(vec3 c);
+vec3 srgb_to_linear(vec3 c);
+
+uniform vec4 waterPlane;
+
+uniform int cube_snapshot;
+
+uniform float sky_hdr_scale;
+
+void main()
+{
+    vec2  tc           = vary_fragcoord.xy;
+    float depth        = getDepth(tc.xy);
+    vec4  pos          = getPositionWithDepth(tc, depth);
+    vec4  norm         = texture(normalMap, tc);
+    norm.xyz           = getNorm(tc);
+    vec3  light_dir   = (sun_up_factor == 1) ? sun_dir : moon_dir;
+
+    vec3  color = vec3(0);
+    float bloom = 0.0;
+
+    vec3 sunlit;
+    vec3 amblit;
+    vec3 additive;
+    vec3 atten;
+
+    calcAtmosphericVarsLinear(pos.xyz, norm.xyz, light_dir, sunlit, amblit, additive, atten);
+
+    vec3 sunlit_linear = srgb_to_linear(sunlit);
+    
+    // mask off atmospherics below water (when camera is under water)
+    bool do_atmospherics = false;
+        
+    if (dot(vec3(0), waterPlane.xyz) + waterPlane.w > 0.0 ||
+        dot(pos.xyz, waterPlane.xyz) + waterPlane.w > 0.0)
+    {
+        do_atmospherics = true;
+    }
+    
+    vec3  irradiance = vec3(0);
+    vec3  radiance  = vec3(0);
+
+    if (depth >= 1.0)
+    {
+        //should only be true of sky, clouds, sun/moon, and stars
+        discard;
+    }
+
+   float alpha = 0.0;
+
+    if (do_atmospherics)
+    {
+        alpha = atten.r;
+        color = srgb_to_linear(additive*2.0);
+        color *= sky_hdr_scale;
+    }
+    else
+    {
+        color = vec3(0,0,0);
+        alpha = 1.0;
+    }
+
+    frag_color = max(vec4(color.rgb, alpha), vec4(0)); //output linear since local lights will be added to this shader's results
+    
+}
diff --git a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
index acff03ec4b..ec1e49eeb4 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
@@ -37,11 +37,7 @@
 uniform float emissive_brightness;  // fullbright flag, 1.0 == fullbright, 0.0 otherwise
 uniform int sun_up_factor;
 
-#ifdef WATER_FOG
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit);
-#endif
-
-vec3 atmosFragLightingLinear(vec3 l, vec3 additive, vec3 atten);
+vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color);
 vec3 scaleSoftClipFragLinear(vec3 l);
 void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
 void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist);
@@ -386,13 +382,6 @@ void main()
         glare += cur_glare;
     }
 
-    color.rgb = atmosFragLightingLinear(color.rgb, additive, atten); 
-
-#ifdef WATER_FOG
-    vec4 temp = applyWaterFogViewLinear(pos, vec4(color, 0.0), sunlit_linear);
-    color = temp.rgb;
-#endif
-
     vec3 npos = normalize(-pos.xyz);
     vec3 light = vec3(0, 0, 0);
 
@@ -408,6 +397,8 @@ void main()
 
     color += light;
 
+    color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, vec4(color, 1.0)).rgb;
+
     glare *= 1.0-emissive;
     glare = min(glare, 1.0);
     float al = max(diffcol.a, glare) * vertex_color.a;
diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
index 35e99c5bd2..5e8fe9301a 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
@@ -83,10 +83,6 @@ uniform vec4 waterPlane;
 
 uniform int cube_snapshot;
 
-#ifdef WATER_FOG
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color);
-#endif
-
 uniform float sky_hdr_scale;
 
 void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float nh, out float nl, out float nv, out float vh, out float lightDist);
@@ -167,18 +163,6 @@ void main()
     vec3 sunlit_linear = srgb_to_linear(sunlit);
     vec3 amblit_linear = amblit;
 
-    bool do_atmospherics = false;
-
-#ifndef WATER_FOG
-    // when above water, mask off atmospherics below water
-    if (dot(pos.xyz, waterPlane.xyz) + waterPlane.w > 0.0)
-    {
-        do_atmospherics = true;
-    }
-#else
-    do_atmospherics = true;
-#endif
-
     vec3  irradiance = vec3(0);
     vec3  radiance  = vec3(0);
 
@@ -203,11 +187,6 @@ void main()
 
         vec3 v = -normalize(pos.xyz);
         color = pbrBaseLight(diffuseColor, specularColor, metallic, v, norm.xyz, perceptualRoughness, light_dir, sunlit_linear, scol, radiance, irradiance, colorEmissive, ao, additive, atten);
-        
-        if (do_atmospherics)
-        {
-            color = atmosFragLightingLinear(color, additive, atten);
-        }
     }
     else if (!GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_ATMOS))
     {
@@ -273,21 +252,8 @@ void main()
         {  // add environment map
             applyLegacyEnv(color, legacyenv, spec, pos.xyz, norm.xyz, envIntensity);
         }
-
-        
-        if (do_atmospherics)
-        {
-            color = atmosFragLightingLinear(color, additive, atten);
-        }
    }
 
-    
-
-    #ifdef WATER_FOG
-        vec4 fogged = applyWaterFogViewLinear(pos.xyz, vec4(color, bloom));
-        color       = fogged.rgb;
-    #endif
-
     frag_color.rgb = max(color.rgb, vec3(0)); //output linear since local lights will be added to this shader's results
     frag_color.a = 0.0;
 }
diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl
new file mode 100644
index 0000000000..f6b8299f91
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl
@@ -0,0 +1,65 @@
+/**
+ * @file class3/deferred/waterHazeF.glsl
+ *
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2023, 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
+ * $/LicenseInfo$
+ */
+
+out vec4 frag_color;
+
+// Inputs
+in vec4 vary_fragcoord;
+
+uniform sampler2D normalMap;
+
+vec4 getPositionWithDepth(vec2 pos_screen, float depth);
+float getDepth(vec2 pos_screen);
+
+vec4 getWaterFogView(vec3 pos);
+
+uniform int above_water;
+
+void main()
+{
+    vec2  tc           = vary_fragcoord.xy/vary_fragcoord.w*0.5+0.5;
+    float depth        = getDepth(tc.xy);
+
+    if (above_water > 0)
+    { 
+        // we want to depth test when the camera is above water, but some GPUs have a hard time
+        // with depth testing against render targets that are bound for sampling in the same shader
+        // so we do it manually here
+
+        float cur_depth = vary_fragcoord.z/vary_fragcoord.w*0.5+0.5;
+        if (cur_depth > depth)
+        {
+            discard;
+        }
+    }
+
+    vec4  pos          = getPositionWithDepth(tc, depth);
+    vec4  norm         = texture(normalMap, tc);
+
+    vec4 fogged = getWaterFogView(pos.xyz);
+
+    frag_color = max(fogged, vec4(0)); //output linear since local lights will be added to this shader's results
+    
+}
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterHazeV.glsl
index 2e5ed57014..16381a5d51 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/waterHazeV.glsl
@@ -1,55 +1,59 @@
-/** 
- * @file class1\lighting\lightWaterAlphaMaskNonIndexedF.glsl
+/**
+ * @file class3/deferred/waterHazeV.glsl
  *
- * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
  * Second Life Viewer Source Code
- * Copyright (C) 2011, Linden Research, Inc.
- * 
+ * Copyright (C) 2023, 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
  * $/LicenseInfo$
  */
 
-out vec4 frag_color;
+in vec3 position;
 
-uniform float minimum_alpha;
+uniform vec2 screen_res;
 
-uniform sampler2D diffuseMap;
+out vec4 vary_fragcoord;
 
-vec3 atmosLighting(vec3 light);
-vec4 applyWaterFog(vec4 color);
+// forwards
+void setAtmosAttenuation(vec3 c);
+void setAdditiveColor(vec3 c);
 
-in vec4 vertex_color;
-in vec2 vary_texcoord0;
+uniform vec4 waterPlane;
 
-void default_lighting_water()
+uniform int above_water;
+
+uniform mat4 modelview_projection_matrix;
+
+void main()
 {
-	vec4 color = texture(diffuseMap,vary_texcoord0.xy);
+	//transform vertex
+	vec4 pos = vec4(position.xyz, 1.0);
 
-	if (color.a < minimum_alpha)
-	{
-		discard;
-	}
+    if (above_water > 0)
+    {
+        pos = modelview_projection_matrix*pos;
+    }
 
-	color.rgb *= vertex_color.rgb;
+    gl_Position = pos; 
 
-	color.rgb = atmosLighting(color.rgb);
+    // appease OSX GLSL compiler/linker by touching all the varyings we said we would
+    setAtmosAttenuation(vec3(1));
+    setAdditiveColor(vec3(0));
 
-	color = applyWaterFog(color);
-	
-	frag_color = max(color, vec4(0));
+	vary_fragcoord = pos;
 }
-
diff --git a/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
index e99ad5b474..223e55eb69 100644
--- a/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
@@ -30,7 +30,6 @@ uniform sampler2D bumpMap;
 
 #ifdef TRANSPARENT_WATER
 uniform sampler2D screenTex;
-uniform sampler2D screenDepth;
 #endif
 
 uniform vec4 fogCol;
@@ -55,7 +54,7 @@ in vec4 littleWave;
 in vec4 view;
 in vec3 vary_position;
 
-vec4 applyWaterFogViewLinearNoClip(vec3 pos, vec4 color, vec3 sunlit);
+vec4 applyWaterFogViewLinearNoClip(vec3 pos, vec4 color);
 
 void main() 
 {
@@ -77,5 +76,7 @@ void main()
     vec4 fb = vec4(waterFogColorLinear, 0.0);
 #endif
     
-	frag_color = max(applyWaterFogViewLinearNoClip(vary_position, fb, vec3(1)), vec4(0));
+    fb = applyWaterFogViewLinearNoClip(vary_position, fb);
+
+    frag_color = max(fb, vec4(0));
 }
diff --git a/indra/newview/app_settings/shaders/class3/environment/waterF.glsl b/indra/newview/app_settings/shaders/class3/environment/waterF.glsl
index ddade462be..b364e454e8 100644
--- a/indra/newview/app_settings/shaders/class3/environment/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class3/environment/waterF.glsl
@@ -32,9 +32,8 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen);
 #endif
 
 vec3 scaleSoftClipFragLinear(vec3 l);
-vec3 atmosFragLightingLinear(vec3 light, vec3 additive, vec3 atten);
 void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
-vec4 applyWaterFogViewLinear(vec3 pos, vec4 color, vec3 sunlit);
+vec4 applyWaterFogViewLinear(vec3 pos, vec4 color);
 
 // PBR interface
 vec2 BRDF(float NoV, float roughness);
@@ -77,7 +76,7 @@ uniform sampler2D bumpMap2;
 uniform float     blend_factor;
 #ifdef TRANSPARENT_WATER
 uniform sampler2D screenTex;
-uniform sampler2D screenDepth;
+uniform sampler2D depthMap;
 #endif
 
 uniform sampler2D refTex;
@@ -211,7 +210,7 @@ void main()
 
 #ifdef TRANSPARENT_WATER
     vec4 fb = texture(screenTex, distort2);
-    float depth = texture(screenDepth, distort2).r;
+    float depth = texture(depthMap, distort2).r;
     vec3 refPos = getPositionWithNDC(vec3(distort2*2.0-vec2(1.0), depth*2.0-1.0));
 
     if (refPos.z > pos.z-0.05)
@@ -219,13 +218,12 @@ void main()
         //we sampled an above water sample, don't distort
         distort2 = distort;
         fb = texture(screenTex, distort2);
-        depth = texture(screenDepth, distort2).r;
+        depth = texture(depthMap, distort2).r;
         refPos = getPositionWithNDC(vec3(distort2 * 2.0 - vec2(1.0), depth * 2.0 - 1.0));
     }
 
-    fb = applyWaterFogViewLinear(refPos, fb, sunlit);
 #else
-    vec4 fb = applyWaterFogViewLinear(viewVec*2048.0, vec4(1.0), sunlit_linear);
+    vec4 fb = applyWaterFogViewLinear(viewVec*2048.0, vec4(1.0));
 #endif
 
     // fudge sample on other side of water to be a tad darker
@@ -282,8 +280,6 @@ void main()
 
     color = ((1.0 - f) * color) + fb.rgb;
 
-    color = atmosFragLightingLinear(color, additive, atten);
-
     float spec = min(max(max(punctual.r, punctual.g), punctual.b), 0.05);
     
     frag_color = max(vec4(color, spec), vec4(0));