Merge branch 'develop' into nat/edu-channel

10 files changed, 117 insertions, 131 deletions

diff --git a/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl
index 4af57e3b80..7b82aa1a0d 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/hazeF.glsl
@@ -25,8 +25,6 @@
 
 out vec4 frag_color;
 
-uniform sampler2D normalMap;
-
 // Inputs
 uniform vec3 sun_dir;
 uniform vec3 moon_dir;
@@ -67,16 +65,16 @@ void main()
     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);
 
@@ -101,5 +99,5 @@ void main()
     }
 
     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 d3e19cf4a8..26ab0406f6 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
@@ -77,7 +77,6 @@ uniform float is_mirror;
 
 uniform vec3 sun_dir;
 uniform vec3 moon_dir;
-in vec2 vary_fragcoord;
 
 uniform mat4 proj_mat;
 uniform mat4 inv_proj;
diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
index edfd6cbced..4ed778371f 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
@@ -27,7 +27,6 @@
 
 out vec4 frag_color;
 
-uniform sampler2D depthMap;
 uniform sampler2D diffuseRect;
 uniform sampler2D specularRect;
 uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl
@@ -56,8 +55,8 @@ vec3 srgb_to_linear(vec3 c);
 // Util
 vec3 hue_to_rgb(float hue);
 
-vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, 
-                    float perceptualRoughness, 
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+                    float perceptualRoughness,
                     float metallic,
                     vec3 n, // normal
                     vec3 v, // surface point to camera
@@ -91,7 +90,7 @@ void main()
         float metallic = orm.b;
         vec3 f0 = vec3(0.04);
         vec3 baseColor = diffuse.rgb;
-        
+
         vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0);
         diffuseColor *= 1.0 - metallic;
 
diff --git a/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
index 60be9f4407..6c13757149 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
@@ -1,38 +1,36 @@
-/** 
+/**
  * @file class3\deferred\pointLightF.glsl
  *
  * $LicenseInfo:firstyear=2022&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2022, 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
  * $/LicenseInfo$
  */
- 
+
 /*[EXTRA_CODE_HERE]*/
 
 out vec4 frag_color;
 
 uniform sampler2D diffuseRect;
 uniform sampler2D specularRect;
-uniform sampler2D normalMap;
 uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl
 uniform sampler2D lightFunc;
-uniform sampler2D depthMap;
 
 uniform vec3 env_mat[3];
 uniform float sun_wash;
@@ -59,8 +57,8 @@ vec2 getScreenCoord(vec4 clip);
 vec3 srgb_to_linear(vec3 c);
 float getDepth(vec2 tc);
 
-vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, 
-                    float perceptualRoughness, 
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+                    float perceptualRoughness,
                     float metallic,
                     vec3 n, // normal
                     vec3 v, // surface point to camera
@@ -93,13 +91,13 @@ void main()
 
     if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR))
     {
-        vec3 colorEmissive = texture(emissiveRect, tc).rgb; 
+        vec3 colorEmissive = texture(emissiveRect, tc).rgb;
         vec3 orm = spec.rgb;
         float perceptualRoughness = orm.g;
         float metallic = orm.b;
         vec3 f0 = vec3(0.04);
         vec3 baseColor = diffuse.rgb;
-        
+
         vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0);
         diffuseColor *= 1.0 - metallic;
 
@@ -136,7 +134,7 @@ void main()
                 final_color += lit*scol*color.rgb*spec.rgb;
             }
         }
-    
+
         if (dot(final_color, final_color) <= 0.0)
         {
             discard;
diff --git a/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
index 90c84cc428..5dfa196cf6 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/reflectionProbeF.glsl
@@ -51,7 +51,7 @@ layout (std140) uniform ReflectionProbes
     mat4 heroBox;
     // list of bounding spheres for reflection probes sorted by distance to camera (closest first)
     vec4 refSphere[MAX_REFMAP_COUNT];
-    // extra parameters 
+    // extra parameters
     //  x - irradiance scale
     //  y - radiance scale
     //  z - fade in
@@ -102,7 +102,7 @@ bool shouldSampleProbe(int i, vec3 pos)
     if (refIndex[i].w < 0)
     {
         vec4 v = refBox[i] * vec4(pos, 1.0);
-        if (abs(v.x) > 1 || 
+        if (abs(v.x) > 1 ||
             abs(v.y) > 1 ||
             abs(v.z) > 1)
         {
@@ -229,7 +229,7 @@ void preProbeSample(vec3 pos)
                         }
                     }
                     count++;
-                    
+
                     ++neighborIdx;
                 }
 
@@ -251,56 +251,56 @@ void preProbeSample(vec3 pos)
 
 // original reference implementation:
 /*
-bool intersect(const Ray &ray) const 
-{ 
-        float t0, t1; // solutions for t if the ray intersects 
-#if 0 
+bool intersect(const Ray &ray) const
+{
+        float t0, t1; // solutions for t if the ray intersects
+#if 0
         // geometric solution
-        Vec3f L = center - orig; 
-        float tca = L.dotProduct(dir); 
+        Vec3f L = center - orig;
+        float tca = L.dotProduct(dir);
         // if (tca < 0) return false;
-        float d2 = L.dotProduct(L) - tca * tca; 
-        if (d2 > radius2) return false; 
-        float thc = sqrt(radius2 - d2); 
-        t0 = tca - thc; 
-        t1 = tca + thc; 
-#else 
+        float d2 = L.dotProduct(L) - tca * tca;
+        if (d2 > radius2) return false;
+        float thc = sqrt(radius2 - d2);
+        t0 = tca - thc;
+        t1 = tca + thc;
+#else
         // analytic solution
-        Vec3f L = orig - center; 
-        float a = dir.dotProduct(dir); 
-        float b = 2 * dir.dotProduct(L); 
-        float c = L.dotProduct(L) - radius2; 
-        if (!solveQuadratic(a, b, c, t0, t1)) return false; 
-#endif 
-        if (t0 > t1) std::swap(t0, t1); 
- 
-        if (t0 < 0) { 
-            t0 = t1; // if t0 is negative, let's use t1 instead 
-            if (t0 < 0) return false; // both t0 and t1 are negative 
-        } 
- 
-        t = t0; 
- 
-        return true; 
+        Vec3f L = orig - center;
+        float a = dir.dotProduct(dir);
+        float b = 2 * dir.dotProduct(L);
+        float c = L.dotProduct(L) - radius2;
+        if (!solveQuadratic(a, b, c, t0, t1)) return false;
+#endif
+        if (t0 > t1) std::swap(t0, t1);
+
+        if (t0 < 0) {
+            t0 = t1; // if t0 is negative, let's use t1 instead
+            if (t0 < 0) return false; // both t0 and t1 are negative
+        }
+
+        t = t0;
+
+        return true;
 } */
 
 // adapted -- assume that origin is inside sphere, return intersection of ray with edge of sphere
 vec3 sphereIntersect(vec3 origin, vec3 dir, vec3 center, float radius2)
-{ 
-        float t0, t1; // solutions for t if the ray intersects 
+{
+        float t0, t1; // solutions for t if the ray intersects
 
-        vec3 L = center - origin; 
+        vec3 L = center - origin;
         float tca = dot(L,dir);
 
-        float d2 = dot(L,L) - tca * tca; 
+        float d2 = dot(L,L) - tca * tca;
+
+        float thc = sqrt(radius2 - d2);
+        t0 = tca - thc;
+        t1 = tca + thc;
 
-        float thc = sqrt(radius2 - d2); 
-        t0 = tca - thc; 
-        t1 = tca + thc; 
- 
         vec3 v = origin + dir * t1;
-        return v; 
-} 
+        return v;
+}
 
 void swap(inout float a, inout float b)
 {
@@ -312,17 +312,17 @@ void swap(inout float a, inout float b)
 // debug implementation, make no assumptions about origin
 void sphereIntersectDebug(vec3 origin, vec3 dir, vec3 center, float radius2, float depth, inout vec4 col)
 {
-    float t[2]; // solutions for t if the ray intersects 
+    float t[2]; // solutions for t if the ray intersects
 
     // geometric solution
-    vec3 L = center - origin; 
+    vec3 L = center - origin;
     float tca = dot(L, dir);
     // if (tca < 0) return false;
-    float d2 = dot(L, L) - tca * tca; 
-    if (d2 > radius2) return; 
-    float thc = sqrt(radius2 - d2); 
-    t[0] = tca - thc; 
-    t[1] = tca + thc; 
+    float d2 = dot(L, L) - tca * tca;
+    if (d2 > radius2) return;
+    float thc = sqrt(radius2 - d2);
+    t[0] = tca - thc;
+    t[1] = tca + thc;
 
     for (int i = 0; i < 2; ++i)
     {
@@ -411,8 +411,8 @@ void debugBoxCol(vec3 ro, vec3 rd, float t, vec3 p, inout vec4 col)
     bool behind = dot(v,v) > dot(pos,pos);
 
     float w = 0.25;
-   
-    if (behind) 
+
+    if (behind)
     {
         w *= 0.5;
         w /= (length(v)-length(pos))*0.5+1.0;
@@ -426,7 +426,7 @@ void debugBoxCol(vec3 ro, vec3 rd, float t, vec3 p, inout vec4 col)
 
 // cribbed from https://iquilezles.org/articles/intersectors/
 // axis aligned box centered at the origin, with size boxSize
-void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col) 
+void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col)
 {
     vec3 rd = normalize(p-ro);
 
@@ -453,7 +453,7 @@ void boxIntersectionDebug( in vec3 ro, in vec3 p, vec3 boxSize, inout vec4 col)
 void boxIntersectDebug(vec3 origin, vec3 pos, mat4 i, inout vec4 col)
 {
     mat4 clipToLocal = i;
-    
+
     // transform into unit cube space
     origin = (clipToLocal * vec4(origin, 1.0)).xyz;
     pos = (clipToLocal * vec4(pos, 1.0)).xyz;
@@ -471,7 +471,7 @@ void boxIntersectDebug(vec3 origin, vec3 pos, mat4 i, inout vec4 col)
 // dw - distance weight
 float sphereWeight(vec3 pos, vec3 dir, vec3 origin, float r, vec4 i, out float dw)
 {
-    float r1 = r * 0.5; // 50% of radius (outer sphere to start interpolating down) 
+    float r1 = r * 0.5; // 50% of radius (outer sphere to start interpolating down)
     vec3 delta = pos.xyz - origin;
     float d2 = max(length(delta), 0.001);
 
@@ -495,7 +495,7 @@ float sphereWeight(vec3 pos, vec3 dir, vec3 origin, float r, vec4 i, out float d
 // lod - which mip to sample (lower is higher res, sharper reflections)
 // c - center of probe
 // r2 - radius of probe squared
-// i - index of probe 
+// i - index of probe
 vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c, int i)
 {
     // parallax adjustment
@@ -514,7 +514,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
 
         float rr = r * r;
 
-        v = sphereIntersect(pos, dir, c, 
+        v = sphereIntersect(pos, dir, c,
         refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres
                 rr);
 
@@ -525,7 +525,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
     vec3 d = normalize(v);
 
     v = env_mat * v;
-    
+
     vec4 ret = textureLod(reflectionProbes, vec4(v.xyz, refIndex[i].x), lod) * refParams[i].y;
 
     return ret.rgb;
@@ -536,7 +536,7 @@ vec3 tapRefMap(vec3 pos, vec3 dir, out float w, out float dw, float lod, vec3 c,
 // dir - pixel normal
 // w - weight of sample (distance and angular attenuation)
 // dw - weight of sample (distance only)
-// i - index of probe 
+// i - index of probe
 vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int i, vec3 amblit)
 {
     // parallax adjustment
@@ -554,7 +554,7 @@ vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int
         // pad sphere for manual probe extending into automatic probe space
         float rr = r * r;
 
-        v = sphereIntersect(pos, dir, c, 
+        v = sphereIntersect(pos, dir, c,
         refIndex[i].w < 1 ? 4096.0*4096.0 : // <== effectively disable parallax correction for automatically placed probes to keep from bombing the world with obvious spheres
                 rr);
 
@@ -563,7 +563,7 @@ vec3 tapIrradianceMap(vec3 pos, vec3 dir, out float w, out float dw, vec3 c, int
 
     v -= c;
     v = env_mat * v;
-    
+
     vec3 col = textureLod(irradianceProbes, vec4(v.xyz, refIndex[i].x), 0).rgb * refParams[i].x;
 
     col = mix(amblit, col, min(refParams[i].x, 1.0));
@@ -625,7 +625,7 @@ vec3 sampleProbes(vec3 pos, vec3 dir, float lod)
         col[1] *= 1.0/wsum[1];
         col[0] = vec3(0);
     }
-    
+
     return col[1]+col[0];
 }
 
@@ -654,7 +654,7 @@ vec3 sampleProbeAmbient(vec3 pos, vec3 dir, vec3 amblit)
         {
             continue;
         }
-        
+
         {
             float w = 0;
             float dw = 0;
@@ -684,7 +684,7 @@ vec3 sampleProbeAmbient(vec3 pos, vec3 dir, vec3 amblit)
         col[1] *= 1.0/wsum[1];
         col[0] = vec3(0);
     }
-    
+
     return col[1]+col[0];
 }
 
@@ -704,13 +704,13 @@ void tapHeroProbe(inout vec3 glossenv, vec3 pos, vec3 norm, float glossiness)
     {
         float d = 0;
         boxIntersect(pos, norm, heroBox, d, 1.0);
-        
+
         w = max(d, 0);
     }
     else
     {
         float r = heroSphere.w;
-        
+
         w = sphereWeight(pos, refnormpersp, heroSphere.xyz, r, vec4(1), dw);
     }
 
@@ -851,9 +851,9 @@ void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout
     {
         float lod = (1.0-glossiness)*reflection_lods;
         glossenv = sampleProbes(pos, normalize(refnormpersp), lod);
-        
+
     }
-    
+
     if (envIntensity > 0.0)
     {
         legacyenv = sampleProbes(pos, normalize(refnormpersp), 0.0);
diff --git a/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl
index deb276ef9d..9ac389f926 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/screenSpaceReflPostF.glsl
@@ -52,7 +52,7 @@ float random (vec2 uv);
 
 float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness);
 
-void main() 
+void main()
 {
     vec2  tc = vary_fragcoord.xy;
     float depth = linearDepth01(getDepth(tc), zNear, zFar);
@@ -60,13 +60,13 @@ void main()
     vec3 pos = getPositionWithDepth(tc, getDepth(tc)).xyz;
     vec4 spec    = texture(specularRect, tc);
     vec2 hitpixel;
-    
+
     vec4 diffuse = texture(diffuseRect, tc);
     vec3 specCol = spec.rgb;
 
     vec4 fcol = texture(diffuseMap, tc);
 
-    if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR)) 
+    if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR))
     {
         vec3 orm = specCol.rgb;
         float perceptualRoughness = orm.g;
diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
index 96c32734e4..ca88fe7482 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
@@ -29,7 +29,6 @@ out vec4 frag_color;
 
 uniform sampler2D diffuseRect;
 uniform sampler2D specularRect;
-uniform sampler2D normalMap;
 uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl
 
 const float M_PI = 3.14159265;
@@ -38,7 +37,6 @@ const float M_PI = 3.14159265;
 uniform sampler2D lightMap;
 #endif
 
-uniform sampler2D depthMap;
 uniform sampler2D     lightFunc;
 
 uniform float blur_size;
@@ -105,8 +103,8 @@ vec3 pbrBaseLight(vec3 diffuseColor,
                   vec3 additive,
                   vec3 atten);
 
-vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, 
-                    float perceptualRoughness, 
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+                    float perceptualRoughness,
                     float metallic,
                     vec3 n, // normal
                     vec3 v, // surface point to camera
@@ -169,15 +167,15 @@ void main()
 
     if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_PBR))
     {
-        vec3 orm = spec.rgb; 
+        vec3 orm = spec.rgb;
         float perceptualRoughness = orm.g;
         float metallic = orm.b;
         float ao = orm.r;
 
-        
+
         // PBR IBL
         float gloss      = 1.0 - perceptualRoughness;
-        
+
         sampleReflectionProbes(irradiance, radiance, tc, pos.xyz, norm.xyz, gloss, false, amblit_linear);
 
         adjustIrradiance(irradiance, ambocc);
@@ -205,7 +203,7 @@ void main()
     {
         // legacy shaders are still writng sRGB to gbuffer
         baseColor.rgb = srgb_to_linear(baseColor.rgb);
-        
+
         spec.rgb = srgb_to_linear(spec.rgb);
 
         float da          = clamp(dot(norm.xyz, light_dir.xyz), 0.0, 1.0);
@@ -224,7 +222,7 @@ void main()
         vec3 sun_contrib = min(da, scol) * sunlit_linear;
         color.rgb += sun_contrib;
         color.rgb *= baseColor.rgb;
-        
+
         vec3 refnormpersp = reflect(pos.xyz, norm.xyz);
 
         if (spec.a > 0.0)
@@ -254,7 +252,7 @@ void main()
         }
 
         color.rgb = mix(color.rgb, baseColor.rgb, baseColor.a);
-        
+
         if (envIntensity > 0.0)
         {  // add environment map
             applyLegacyEnv(color, legacyenv, spec, pos.xyz, norm.xyz, envIntensity);
diff --git a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
index 319fa86148..bc4d36d10d 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
@@ -1,40 +1,37 @@
-/** 
+/**
  * @file class3\deferred\spotLightF.glsl
  *
  * $LicenseInfo:firstyear=2022&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2022, 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
  * $/LicenseInfo$
  */
- 
+
 /*[EXTRA_CODE_HERE]*/
 
 out vec4 frag_color;
 
 uniform sampler2D diffuseRect;
 uniform sampler2D specularRect;
-uniform sampler2D depthMap;
-uniform sampler2D normalMap;
 uniform sampler2D emissiveRect; // PBR linear packed Occlusion, Roughness, Metal. See: pbropaqueF.glsl
 uniform samplerCube environmentMap;
 uniform sampler2D lightMap;
-uniform sampler2D projectionMap; // rgba
 uniform sampler2D lightFunc;
 
 uniform mat4 proj_mat; //screen space to light space
@@ -83,8 +80,8 @@ vec4 getPosition(vec2 pos_screen);
 
 const float M_PI = 3.14159265;
 
-vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, 
-                    float perceptualRoughness, 
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+                    float perceptualRoughness,
                     float metallic,
                     vec3 n, // normal
                     vec3 v, // surface point to camera
@@ -112,13 +109,13 @@ void main()
     }
 
     float shadow = 1.0;
-    
+
     if (proj_shadow_idx >= 0)
     {
         vec4 shd = texture(lightMap, tc);
         shadow = (proj_shadow_idx==0)?shd.b:shd.a;
         shadow += shadow_fade;
-        shadow = clamp(shadow, 0.0, 1.0);        
+        shadow = clamp(shadow, 0.0, 1.0);
     }
 
     vec4 norm = getNorm(tc);
@@ -149,7 +146,7 @@ void main()
         float metallic = orm.b;
         vec3 f0 = vec3(0.04);
         vec3 baseColor = diffuse.rgb;
-        
+
         vec3 diffuseColor = baseColor.rgb*(vec3(1.0)-f0);
         diffuseColor *= 1.0 - metallic;
 
@@ -167,7 +164,7 @@ void main()
             if (nl > 0.0)
             {
                 amb_da += (nl*0.5 + 0.5) * proj_ambiance;
-                
+
                 dlit = getProjectedLightDiffuseColor( l_dist, proj_tc.xy );
 
                 vec3 intensity = dist_atten * dlit * 3.25 * shadow; // Legacy attenuation, magic number to balance with legacy materials
@@ -205,11 +202,11 @@ void main()
                 // unshadowed for consistency between forward and deferred?
                 amb_da += (nl*0.5+0.5) /* * (1.0-shadow) */ * proj_ambiance;
             }
-        
+
             amb_rgb = getProjectedLightAmbiance( amb_da, dist_atten, lit, nl, 1.0, proj_tc.xy );
             final_color += diffuse.rgb * amb_rgb * max(dot(-normalize(lv), n), 0.0);
         }
-    
+
         if (spec.a > 0.0)
         {
             dlit *= min(nl*6.0, 1.0) * dist_atten;
@@ -218,7 +215,7 @@ void main()
 
             float gtdenom = 2 * nh;
             float gt = max(0, min(gtdenom * nv / vh, gtdenom * nl / vh));
-                                
+
             if (nh > 0.0)
             {
                 float scol = fres*texture(lightFunc, vec2(nh, spec.a)).r*gt/(nh*nl);
@@ -226,26 +223,26 @@ void main()
                 speccol = clamp(speccol, vec3(0), vec3(1));
                 final_color += speccol;
             }
-        }   
+        }
 
         if (envIntensity > 0.0)
         {
             vec3 ref = reflect(normalize(pos), n);
-        
+
             //project from point pos in direction ref to plane proj_p, proj_n
             vec3 pdelta = proj_p-pos;
             float ds = dot(ref, proj_n);
-        
+
             if (ds < 0.0)
             {
                 vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds;
-            
+
                 vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0));
 
                 if (stc.z > 0.0)
                 {
                     stc /= stc.w;
-                                
+
                     if (stc.x < 1.0 &&
                         stc.y < 1.0 &&
                         stc.x > 0.0 &&
diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl
index f6bef1e498..2bf785e773 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/waterHazeF.glsl
@@ -28,8 +28,6 @@ out vec4 frag_color;
 // Inputs
 in vec4 vary_fragcoord;
 
-uniform sampler2D normalMap;
-
 vec4 getPositionWithDepth(vec2 pos_screen, float depth);
 float getDepth(vec2 pos_screen);
 
@@ -43,7 +41,7 @@ void main()
     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
@@ -60,5 +58,5 @@ void main()
     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/class3/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
index 728d70ebb2..1c02dc764d 100644
--- a/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class3/environment/underWaterF.glsl
@@ -25,7 +25,6 @@
 
 out vec4 frag_color;
 
-uniform sampler2D diffuseMap;
 uniform sampler2D bumpMap;
 
 #ifdef TRANSPARENT_WATER