Merge remote-tracking branch 'secondlife/release/2024.09-ExtraFPS' into 2024.09-ExtraFPS

9 files changed, 81 insertions, 47 deletions

diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 42ed222643..a69c09d696 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -7874,7 +7874,18 @@
   <key>RenderLowMemMinDiscardIncrement</key>
   <map>
     <key>Comment</key>
-    <string>Minimum increment of discard level if system memory gets low</string>
+    <string>Minimum increment of discard bias if available texture memory gets low</string>
+    <key>Persist</key>
+    <integer>1</integer>
+    <key>Type</key>
+    <string>F32</string>
+    <key>Value</key>
+    <real>0.1</real>
+  </map>
+  <key>RenderHighMemMinDiscardDecrement</key>
+  <map>
+    <key>Comment</key>
+    <string>Minimum decrement of discard bias if excess texture memory is available</string>
     <key>Persist</key>
     <integer>1</integer>
     <key>Type</key>
@@ -11499,30 +11510,17 @@
       <key>Value</key>
       <real>20.0</real>
     </map>
-    <key>TextureBiasDistanceScale</key>
+    <key>TextureCameraBoost</key>
     <map>
       <key>Comment</key>
-      <string>When biasing textures to lower resolution due to lack of vram, weight to put on distance factor.</string>
+      <string>Amount to boost resolution of textures that are important to the camera.</string>
       <key>Persist</key>
-      <integer>1</integer>
+      <integer>0</integer>
       <key>Type</key>
       <string>F32</string>
       <key>Value</key>
       <real>8.0</real>
     </map>
-    <key>TextureBiasUnimportantFactor</key>
-    <map>
-      <key>Comment</key>
-      <string>When biasing textures to lower resolution due to lack of vram, the importance threshold below which is considered unimportant and getting an extra bias.</string>
-      <key>Persist</key>
-      <integer>1</integer>
-      <key>Type</key>
-      <string>F32</string>
-      <key>Value</key>
-      <real>0.25</real>
-      <key>Backup</key>
-      <integer>0</integer>
-    </map>
     <key>TextureDecodeDisabled</key>
     <map>
       <key>Comment</key>
@@ -16476,16 +16474,16 @@
     <key>Value</key>
     <integer>1</integer>
   </map>
-    <key>RenderVintageMode</key>
+    <key>RenderDisableVintageMode</key>
     <map>
         <key>Comment</key>
-        <string>Disable different rendering pipeline features to improve performance on older machines that makes the world look closer to how it used to prior to V7.</string>
+        <string>Enables additional rendering pipeline features on newer machines such as HDR and emissive textures on PBR content.</string>
         <key>Persist</key>
         <integer>1</integer>
         <key>Type</key>
         <string>Boolean</string>
         <key>Value</key>
-        <integer>0</integer>
+        <integer>1</integer>
     </map>
 </map>
 </llsd>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
index 86a78f3687..d32455d70c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
@@ -544,8 +544,10 @@ vec3 pbrCalcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor,
         pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv, nl, diffPunc, specPunc);
         color = intensity * clamp(nl * (diffPunc + specPunc), vec3(0), vec3(10));
     }
-
-    return color;
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
+    return color * final_scale;
 }
 
 void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor)
@@ -576,22 +578,25 @@ vec3 pbrBaseLight(vec3 diffuseColor, vec3 specularColor, float metallic, vec3 v,
     // Depending on the sky, we combine these differently.
     if (classic_mode > 0)
     {
+        irradiance.rgb = srgb_to_linear(irradiance * 0.9); // BINGO
+
         // Reconstruct the diffuse lighting that we do for blinn-phong materials here.
         // A special note about why we do some really janky stuff for classic mode.
         // Since adding classic mode, we've moved the lambertian diffuse multiply out from pbrPunctual and instead handle it in the different light type calcs.
-        // For classic mode, this baiscally introduces a double multiplication that we need to somehow avoid
-        // Using one of the old mobile gamma correction tricks (val * val to "linearize", sqrt(val) to bring back into sRGB), we can _mostly_ avert this
         // This will never be 100% correct, but at the very least we can make it look mostly correct with legacy skies and classic mode.
 
-        float da = pow(sqrt(nl), 1.2);
+        float da = pow(nl, 1.2);
 
         vec3 sun_contrib = vec3(min(da, scol));
 
         // Multiply by PI to account for lambertian diffuse colors.  Otherwise things will be too dark when lit by the sun on legacy skies.
-        sun_contrib = srgb_to_linear(color.rgb * 0.9 + linear_to_srgb(sun_contrib) * sunlit * 0.7) * M_PI;
+        sun_contrib = srgb_to_linear(linear_to_srgb(sun_contrib) * sunlit * 0.7) * M_PI;
 
         // Manually recombine everything here.  We have to separate the shading to ensure that lighting is able to more closely match blinn-phong.
-        color.rgb = srgb_to_linear(iblDiff) + clamp(sun_contrib * (da * (diffPunc.rgb + specPunc.rgb) * scol), vec3(0), vec3(10));
+        vec3 finalAmbient = irradiance.rgb * diffuseColor.rgb; // BINGO
+        vec3 finalSun = clamp(sun_contrib * ((diffPunc.rgb + specPunc.rgb) * scol), vec3(0), vec3(10)); // QUESTIONABLE BINGO?
+        color.rgb = srgb_to_linear(linear_to_srgb(finalAmbient) + (linear_to_srgb(finalSun) * 1.1));
+        //color.rgb = sun_contrib * diffuseColor.rgb;
     }
     else
     {
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
index bc13e7d1ec..e3290e5e3c 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
@@ -163,7 +163,10 @@ vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec
 
         // no spec for alpha shader...
     }
-    col = max(col, vec3(0));
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
+    col = max(col * final_scale, vec3(0));
     return col;
 }
 
@@ -241,7 +244,8 @@ void main()
     vec3 atten;
 
     calcAtmosphericVarsLinear(pos.xyz, norm, light_dir, sunlit, amblit, additive, atten);
-
+    if (classic_mode > 0)
+        sunlit *= 1.35;
     vec3 sunlit_linear = sunlit;
     vec3 amblit_linear = amblit;
 
@@ -296,11 +300,14 @@ void main()
     color.rgb = applySkyAndWaterFog(pos.xyz, additive, atten, color).rgb;
 
 #endif // #else // FOR_IMPOSTOR
-
+    float final_scale = 1;
+    if (classic_mode > 0)
+        final_scale = 1.1;
 #ifdef IS_HUD
     color.rgb = linear_to_srgb(color.rgb);
+    final_scale = 1;
 #endif
 
-    frag_color = max(color, vec4(0));
+    frag_color = max(color * final_scale, vec4(0));
 }
 
diff --git a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
index cec844559f..0418f99459 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/pbralphaF.glsl
@@ -43,6 +43,7 @@ uniform sampler2D lightMap;
 uniform int sun_up_factor;
 uniform vec3 sun_dir;
 uniform vec3 moon_dir;
+uniform int classic_mode;
 
 out vec4 frag_color;
 
@@ -160,7 +161,8 @@ void main()
     vec3 additive;
     vec3 atten;
     calcAtmosphericVarsLinear(pos.xyz, norm, light_dir, sunlit, amblit, additive, atten);
-
+    if (classic_mode > 0)
+        sunlit *= 1.35;
     vec3 sunlit_linear = sunlit;
 
     vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5;
@@ -212,8 +214,10 @@ void main()
     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));
+    float final_scale = 1;
+    if (classic_mode > 0)
+        final_scale = 1.1;
+    frag_color = max(vec4(color.rgb * final_scale,a), vec4(0));
 }
 
 #else
diff --git a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
index 0166cd6e0c..a4d3962d12 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
@@ -178,8 +178,10 @@ vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spe
             }
         }
     }
-
-    return max(col, vec3(0.0, 0.0, 0.0));
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
+    return max(col * final_scale, vec3(0.0, 0.0, 0.0));
 }
 
 #else
@@ -329,7 +331,8 @@ void main()
     vec3 additive;
     vec3 atten;
     calcAtmosphericVarsLinear(pos.xyz, norm.xyz, light_dir, sunlit, amblit, additive, atten);
-
+    if (classic_mode > 0)
+        sunlit *= 1.35;
     vec3 sunlit_linear = sunlit;
     vec3 amblit_linear = amblit;
 
@@ -418,8 +421,10 @@ void main()
     glare *= 1.0-emissive;
     glare = min(glare, 1.0);
     float al = max(diffcol.a, glare) * vertex_color.a;
-
-    frag_color = max(vec4(color, al), vec4(0));
+    float final_scale = 1;
+    if (classic_mode > 0)
+        final_scale = 1.1;
+    frag_color = max(vec4(color * final_scale, al), vec4(0));
 
 #else // mode is not DIFFUSE_ALPHA_MODE_BLEND, encode to gbuffer
     // deferred path               // See: C++: addDeferredAttachment(), shader: softenLightF.glsl
diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
index d4359e7aa3..b11c2644aa 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
@@ -38,6 +38,7 @@ uniform vec4  light_col[LIGHT_COUNT]; // .a = falloff
 uniform vec2  screen_res;
 uniform float far_z;
 uniform mat4  inv_proj;
+uniform int classic_mode;
 
 in vec4 vary_fragcoord;
 
@@ -169,8 +170,10 @@ void main()
             }
         }
     }
-
-    frag_color.rgb = max(final_color, vec3(0));
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
+    frag_color.rgb = max(final_color * final_scale, vec3(0));
     frag_color.a   = 0.0;
 
 #ifdef IS_AMD_CARD
diff --git a/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
index 1ca4024c69..6a248f25bc 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/pointLightF.glsl
@@ -44,6 +44,7 @@ uniform vec2 screen_res;
 
 uniform mat4 inv_proj;
 uniform vec4 viewport;
+uniform int classic_mode;
 
 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);
@@ -149,7 +150,9 @@ void main()
             discard;
         }
     }
-
-    frag_color.rgb = max(final_color, vec3(0));
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
+    frag_color.rgb = max(final_color * final_scale, vec3(0));
     frag_color.a = 0.0;
 }
diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
index ae6c23be05..2e288184bf 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl
@@ -155,6 +155,9 @@ void main()
 
     calcAtmosphericVarsLinear(pos.xyz, gb.normal, light_dir, sunlit, amblit, additive, atten);
 
+    if (classic_mode > 0)
+        sunlit *= 1.35;
+
     vec3 sunlit_linear = sunlit;
     vec3 amblit_linear = amblit;
 
@@ -224,7 +227,7 @@ void main()
             da = pow(da,1.2);
             vec3 sun_contrib = vec3(min(da, scol));
 
-            color.rgb = srgb_to_linear(color.rgb * 0.9 + linear_to_srgb(sun_contrib) * sunlit_linear * 0.7);
+            color.rgb = srgb_to_linear(color.rgb * 0.9 + (linear_to_srgb(sun_contrib) * sunlit_linear * 0.7));
             sunlit_linear = srgb_to_linear(sunlit_linear);
         }
         else
@@ -272,6 +275,9 @@ void main()
    }
 
     //color.r = classic_mode > 0 ? 1.0 : 0.0;
-    frag_color.rgb = max(color.rgb, vec3(0)); //output linear since local lights will be added to this shader's results
+    float final_scale = 1;
+    if (classic_mode > 0)
+        final_scale = 1.1;
+    frag_color.rgb = max(color.rgb * final_scale, 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/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
index d13e71445f..017f8bc844 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl
@@ -47,6 +47,7 @@ uniform vec3 proj_origin; //origin of projection to be used for angular attenuat
 uniform float sun_wash;
 uniform int proj_shadow_idx;
 uniform float shadow_fade;
+uniform int classic_mode;
 
 // Light params
 #if defined(MULTI_SPOTLIGHT)
@@ -267,8 +268,10 @@ void main()
 
     //not sure why, but this line prevents MATBUG-194
     final_color = max(final_color, vec3(0.0));
-
+    float final_scale = 1.0;
+    if (classic_mode > 0)
+        final_scale = 0.9;
     //output linear
-    frag_color.rgb = final_color;
+    frag_color.rgb = final_color * final_scale;
     frag_color.a = 0.0;
 }