From 98b2fed85fd459012ed2b859ea40a3f56d27c0e8 Mon Sep 17 00:00:00 2001
From: "Graham Linden graham@lindenlab.com"
<Graham Linden graham@lindenlab.com>
Date: Mon, 12 Mar 2018 17:52:04 +0100
Subject: [PATCH] De-duplicate shader code for encoding and decoding normals
to/from gbuffer format.
---
indra/llrender/llglslshader.cpp | 2 +
indra/llrender/llglslshader.h | 2 +
indra/llrender/llshadermgr.cpp | 16 ++++++++
.../shaders/class1/deferred/alphaF.glsl | 19 +--------
.../shaders/class1/deferred/avatarF.glsl | 6 +--
.../shaders/class1/deferred/blurLightF.glsl | 17 +-------
.../shaders/class1/deferred/bumpF.glsl | 6 +--
.../class1/deferred/diffuseAlphaMaskF.glsl | 6 +--
.../deferred/diffuseAlphaMaskIndexedF.glsl | 6 +--
.../deferred/diffuseAlphaMaskNoColorF.glsl | 6 +--
.../shaders/class1/deferred/diffuseF.glsl | 6 +--
.../class1/deferred/diffuseIndexedF.glsl | 7 +---
.../shaders/class1/deferred/materialF.glsl | 18 +--------
.../class1/deferred/multiPointLightF.glsl | 17 +-------
.../class1/deferred/multiSpotLightF.glsl | 12 +-----
.../shaders/class1/deferred/pointLightF.glsl | 11 +-----
.../shaders/class1/deferred/softenLightF.glsl | 12 +-----
.../shaders/class1/deferred/spotLightF.glsl | 12 +-----
.../class1/deferred/sunLightSSAOF.glsl | 11 +-----
.../shaders/class1/deferred/terrainF.glsl | 6 +--
.../shaders/class1/deferred/treeF.glsl | 6 +--
.../shaders/class1/deferred/underWaterF.glsl | 6 +--
.../shaders/class1/deferred/waterF.glsl | 7 +---
.../{decodeNorm.glsl => decodeNormF.glsl} | 0
.../{encodeNorm.glsl => encodeNormF.glsl} | 0
.../class2/deferred/multiSpotLightF.glsl | 18 +--------
.../shaders/class2/deferred/softenLightF.glsl | 18 +--------
.../shaders/class2/deferred/spotLightF.glsl | 18 +--------
.../shaders/class2/deferred/sunLightF.glsl | 17 +-------
.../class2/deferred/sunLightSSAOF.glsl | 17 +-------
indra/newview/llviewershadermgr.cpp | 39 ++++++++++++++++++-
31 files changed, 85 insertions(+), 259 deletions(-)
rename indra/newview/app_settings/shaders/class1/environment/{decodeNorm.glsl => decodeNormF.glsl} (100%)
rename indra/newview/app_settings/shaders/class1/environment/{encodeNorm.glsl => encodeNormF.glsl} (100%)
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 6bea2e7a76d..73ab95cf3b5 100644
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -85,6 +85,8 @@ LLShaderFeatures::LLShaderFeatures()
, hasAtmospherics(false)
, hasGamma(false)
, hasSrgb(false)
+ , encodesNormal(false)
+ , decodesNormal(false)
, mIndexedTextureChannels(0)
, disableTextureIndex(false)
, hasAlphaMask(false)
diff --git a/indra/llrender/llglslshader.h b/indra/llrender/llglslshader.h
index b6c54a0bf81..562cbdcba96 100644
--- a/indra/llrender/llglslshader.h
+++ b/indra/llrender/llglslshader.h
@@ -49,6 +49,8 @@ class LLShaderFeatures
bool hasAtmospherics;
bool hasGamma;
bool hasSrgb;
+ bool encodesNormal;
+ bool decodesNormal;
S32 mIndexedTextureChannels;
bool disableTextureIndex;
bool hasAlphaMask;
diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp
index 6c816d0dc40..3bac545b5f9 100644
--- a/indra/llrender/llshadermgr.cpp
+++ b/indra/llrender/llshadermgr.cpp
@@ -213,6 +213,22 @@ BOOL LLShaderMgr::attachShaderFeatures(LLGLSLShader * shader)
}
}
+ if (features->encodesNormal)
+ {
+ if (!shader->attachObject("environment/encodeNormF.glsl"))
+ {
+ return FALSE;
+ }
+ }
+
+ if (features->decodesNormal)
+ {
+ if (!shader->attachObject("environment/decodeNormF.glsl"))
+ {
+ return FALSE;
+ }
+ }
+
if (features->hasAtmospherics)
{
if (!shader->attachObject("windlight/atmosphericsF.glsl"))
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 090aa3d27f0..47dadb4cedc 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -104,23 +104,8 @@ vec4 applyWaterFogView(vec3 pos, vec4 color);
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 encode_normal (vec2 enc);
+vec3 decode_normal (vec2 enc);
vec3 calcDirectionalLight(vec3 n, vec3 l)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
index 86625a25aea..60d83cc6232 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
@@ -38,11 +38,7 @@ uniform float minimum_alpha;
VARYING vec3 vary_normal;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
index cbd8d2ebfc8..b56abb66d1f 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
@@ -61,22 +61,7 @@ vec4 getPosition(vec2 pos_screen)
return pos;
}
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
index 0e95c267bcb..b5677a07ee6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
@@ -42,11 +42,7 @@ VARYING vec3 vary_mat2;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
index e4fff3e21a4..b328ee94832 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
@@ -39,11 +39,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
index f3a0fba7cd8..fc5c86b4d69 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -38,11 +38,7 @@ uniform float minimum_alpha;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
index e16ae4844de..1bb8eb8bd05 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
@@ -38,11 +38,7 @@ uniform sampler2D diffuseMap;
VARYING vec3 vary_normal;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
index d8b980c402b..8319e61242f 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
@@ -37,11 +37,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
index 04ec35b3082..828c325c9df 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
@@ -35,12 +35,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index e1b582c08c9..d14805eccf0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -441,22 +441,8 @@ VARYING vec3 vary_normal;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec2 encode_normal(vec3 n);
+vec3 decode_normal (vec2 enc);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
index 9974f8f31b9..d1ac19270d2 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -57,22 +57,7 @@ uniform float far_z;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index eeb2fe39cc4..1d75322b4ce 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -72,17 +72,7 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
+vec3 decode_normal (vec2 enc);
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index 4f02365f45a..13b803e03e8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -56,16 +56,7 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
uniform vec4 viewport;
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index 0703f75d607..5983d74cbc4 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -87,17 +87,7 @@ vec4 applyWaterFogView(vec3 pos, vec4 color);
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition_d(vec2 pos_screen, float depth)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
index 88e79a8c46a..2b6428963df 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
@@ -70,17 +70,7 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
+vec3 decode_normal (vec2 enc);
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
index 3a31173fab2..403df87853f 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl
@@ -51,16 +51,7 @@ VARYING vec2 vary_fragcoord;
uniform mat4 inv_proj;
uniform vec2 screen_res;
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
index 597fef486e4..0cd90b0d971 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
@@ -41,11 +41,7 @@ VARYING vec3 vary_normal;
VARYING vec4 vary_texcoord0;
VARYING vec4 vary_texcoord1;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
index 3cd791920d3..89e354558a2 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
@@ -39,11 +39,7 @@ VARYING vec2 vary_texcoord0;
uniform float minimum_alpha;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
index 5e676b23f0f..3a8565ee385 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
@@ -61,11 +61,7 @@ VARYING vec4 view;
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
vec4 applyWaterFog(vec4 color, vec3 viewVec)
{
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index 99c84c67e95..b321eb508b8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -70,12 +70,7 @@ VARYING vec4 view;
VARYING vec4 vary_position;
vec3 srgb_to_linear(vec3 cs);
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
+vec2 encode_normal(vec3 n);
void main()
{
diff --git a/indra/newview/app_settings/shaders/class1/environment/decodeNorm.glsl b/indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl
similarity index 100%
rename from indra/newview/app_settings/shaders/class1/environment/decodeNorm.glsl
rename to indra/newview/app_settings/shaders/class1/environment/decodeNormF.glsl
diff --git a/indra/newview/app_settings/shaders/class1/environment/encodeNorm.glsl b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl
similarity index 100%
rename from indra/newview/app_settings/shaders/class1/environment/encodeNorm.glsl
rename to indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl
diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index ac7329e3eb0..864ba4859da 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -73,23 +73,7 @@ uniform mat4 inv_proj;
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 correctWithGamma(vec4 col)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 9912f30731d..fc69f6a69c2 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -82,23 +82,7 @@ uniform vec2 screen_res;
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
-
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition_d(vec2 pos_screen, float depth)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
index 440f4aa157f..a7da140b31c 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
@@ -71,23 +71,7 @@ uniform vec2 screen_res;
uniform mat4 inv_proj;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
-
+vec3 decode_normal (vec2 enc);
vec3 srgb_to_linear(vec3 cs);
vec3 linear_to_srgb(vec3 cl);
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index 265da8df99c..aa5e99a2f7b 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -67,22 +67,7 @@ uniform float shadow_offset;
uniform float spot_shadow_bias;
uniform float spot_shadow_offset;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
index 5c6fe30daa2..58f3f2f91ee 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
@@ -68,22 +68,7 @@ uniform float shadow_offset;
uniform float spot_shadow_bias;
uniform float spot_shadow_offset;
-vec2 encode_normal(vec3 n)
-{
- float f = sqrt(8 * n.z + 8);
- return n.xy / f + 0.5;
-}
-
-vec3 decode_normal (vec2 enc)
-{
- vec2 fenc = enc*4-2;
- float f = dot(fenc,fenc);
- float g = sqrt(1-f/4);
- vec3 n;
- n.xy = fenc*g;
- n.z = 1-f/2;
- return n;
-}
+vec3 decode_normal (vec2 enc);
vec4 getPosition(vec2 pos_screen)
{
diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp
index 649997a4c6b..49ce4058f6f 100644
--- a/indra/newview/llviewershadermgr.cpp
+++ b/indra/newview/llviewershadermgr.cpp
@@ -948,6 +948,8 @@ BOOL LLViewerShaderMgr::loadBasicShaders()
index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/atmosphericsF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) );
index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/transportF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) );
index_channels.push_back(-1); shaders.push_back( make_pair( "environment/waterFogF.glsl", mVertexShaderLevel[SHADER_WATER] ) );
+ index_channels.push_back(-1); shaders.push_back( make_pair( "environment/encodeNormF.glsl", mVertexShaderLevel[SHADER_ENVIRONMENT] ) );
+ index_channels.push_back(-1); shaders.push_back( make_pair( "environment/decodeNormF.glsl", mVertexShaderLevel[SHADER_ENVIRONMENT] ) );
index_channels.push_back(-1); shaders.push_back( make_pair( "environment/srgbF.glsl", mVertexShaderLevel[SHADER_ENVIRONMENT] ) );
index_channels.push_back(-1); shaders.push_back( make_pair( "lighting/lightNonIndexedF.glsl", mVertexShaderLevel[SHADER_LIGHTING] ) );
index_channels.push_back(-1); shaders.push_back( make_pair( "lighting/lightAlphaMaskNonIndexedF.glsl", mVertexShaderLevel[SHADER_LIGHTING] ) );
@@ -1224,6 +1226,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredDiffuseProgram.mName = "Deferred Diffuse Shader";
+ gDeferredDiffuseProgram.mFeatures.decodesNormal = true;
gDeferredDiffuseProgram.mShaderFiles.clear();
gDeferredDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseIndexedF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1246,6 +1249,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredNonIndexedDiffuseAlphaMaskProgram.mName = "Deferred Diffuse Non-Indexed Alpha Mask Shader";
+ gDeferredNonIndexedDiffuseAlphaMaskProgram.mFeatures.decodesNormal = true;
gDeferredNonIndexedDiffuseAlphaMaskProgram.mShaderFiles.clear();
gDeferredNonIndexedDiffuseAlphaMaskProgram.mShaderFiles.push_back(make_pair("deferred/diffuseV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredNonIndexedDiffuseAlphaMaskProgram.mShaderFiles.push_back(make_pair("deferred/diffuseAlphaMaskF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1256,6 +1260,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredNonIndexedDiffuseAlphaMaskNoColorProgram.mName = "Deferred Diffuse Non-Indexed Alpha Mask Shader";
+ gDeferredNonIndexedDiffuseAlphaMaskNoColorProgram.mFeatures.decodesNormal = true;
gDeferredNonIndexedDiffuseAlphaMaskNoColorProgram.mShaderFiles.clear();
gDeferredNonIndexedDiffuseAlphaMaskNoColorProgram.mShaderFiles.push_back(make_pair("deferred/diffuseNoColorV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredNonIndexedDiffuseAlphaMaskNoColorProgram.mShaderFiles.push_back(make_pair("deferred/diffuseAlphaMaskNoColorF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1266,6 +1271,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredNonIndexedDiffuseProgram.mName = "Non Indexed Deferred Diffuse Shader";
+ gDeferredNonIndexedDiffuseProgram.mFeatures.encodesNormal = true;
gDeferredNonIndexedDiffuseProgram.mShaderFiles.clear();
gDeferredNonIndexedDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredNonIndexedDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1278,6 +1284,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
{
gDeferredSkinnedDiffuseProgram.mName = "Deferred Skinned Diffuse Shader";
gDeferredSkinnedDiffuseProgram.mFeatures.hasObjectSkinning = true;
+ gDeferredSkinnedDiffuseProgram.mFeatures.encodesNormal = true;
gDeferredSkinnedDiffuseProgram.mShaderFiles.clear();
gDeferredSkinnedDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseSkinnedV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredSkinnedDiffuseProgram.mShaderFiles.push_back(make_pair("deferred/diffuseF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1289,6 +1296,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
{
gDeferredSkinnedBumpProgram.mName = "Deferred Skinned Bump Shader";
gDeferredSkinnedBumpProgram.mFeatures.hasObjectSkinning = true;
+ gDeferredSkinnedBumpProgram.mFeatures.encodesNormal = true;
gDeferredSkinnedBumpProgram.mShaderFiles.clear();
gDeferredSkinnedBumpProgram.mShaderFiles.push_back(make_pair("deferred/bumpSkinnedV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredSkinnedBumpProgram.mShaderFiles.push_back(make_pair("deferred/bumpF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1305,6 +1313,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredSkinnedAlphaProgram.mFeatures.isAlphaLighting = true;
gDeferredSkinnedAlphaProgram.mFeatures.disableTextureIndex = true;
gDeferredSkinnedAlphaProgram.mFeatures.hasSrgb = true;
+ gDeferredSkinnedAlphaProgram.mFeatures.decodesNormal = true;
+ gDeferredSkinnedAlphaProgram.mFeatures.encodesNormal = true;
gDeferredSkinnedAlphaProgram.mShaderFiles.clear();
gDeferredSkinnedAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredSkinnedAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1323,6 +1333,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredBumpProgram.mName = "Deferred Bump Shader";
+ gDeferredBumpProgram.mFeatures.encodesNormal = true;
gDeferredBumpProgram.mShaderFiles.clear();
gDeferredBumpProgram.mShaderFiles.push_back(make_pair("deferred/bumpV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredBumpProgram.mShaderFiles.push_back(make_pair("deferred/bumpF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1368,6 +1379,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredMaterialProgram[i].addPermutation("HAS_SKIN",has_skin ? "1" : "0");
gDeferredMaterialProgram[i].mFeatures.hasSrgb = true;
+ gDeferredMaterialProgram[i].mFeatures.decodesNormal = true;
+ gDeferredMaterialProgram[i].mFeatures.encodesNormal = true;
if (has_skin)
{
@@ -1399,7 +1412,9 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredMaterialWaterProgram[i].mFeatures.hasWaterFog = true;
gDeferredMaterialWaterProgram[i].mFeatures.hasSrgb = true;
-
+ gDeferredMaterialWaterProgram[i].mFeatures.decodesNormal = true;
+ gDeferredMaterialWaterProgram[i].mFeatures.encodesNormal = true;
+
if (has_skin)
{
gDeferredMaterialWaterProgram[i].mFeatures.hasObjectSkinning = true;
@@ -1452,6 +1467,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
{
gDeferredImpostorProgram.mName = "Deferred Impostor Shader";
gDeferredImpostorProgram.mFeatures.hasSrgb = true;
+ gDeferredImpostorProgram.mFeatures.decodesNormal = true;
gDeferredImpostorProgram.mShaderFiles.clear();
gDeferredImpostorProgram.mShaderFiles.push_back(make_pair("deferred/impostorV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredImpostorProgram.mShaderFiles.push_back(make_pair("deferred/impostorF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1462,6 +1478,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredLightProgram.mName = "Deferred Light Shader";
+ gDeferredLightProgram.mFeatures.decodesNormal = true;
gDeferredLightProgram.mShaderFiles.clear();
gDeferredLightProgram.mShaderFiles.push_back(make_pair("deferred/pointLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredLightProgram.mShaderFiles.push_back(make_pair("deferred/pointLightF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1475,6 +1492,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredMultiLightProgram[i].mName = llformat("Deferred MultiLight Shader %d", i);
+ gDeferredMultiLightProgram[i].mFeatures.decodesNormal = true;
gDeferredMultiLightProgram[i].mShaderFiles.clear();
gDeferredMultiLightProgram[i].mShaderFiles.push_back(make_pair("deferred/multiPointLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredMultiLightProgram[i].mShaderFiles.push_back(make_pair("deferred/multiPointLightF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1489,6 +1507,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredSpotLightProgram.mName = "Deferred SpotLight Shader";
gDeferredSpotLightProgram.mShaderFiles.clear();
gDeferredSpotLightProgram.mFeatures.hasSrgb = true;
+ gDeferredSpotLightProgram.mFeatures.decodesNormal = true;
gDeferredSpotLightProgram.mShaderFiles.push_back(make_pair("deferred/pointLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredSpotLightProgram.mShaderFiles.push_back(make_pair("deferred/spotLightF.glsl", GL_FRAGMENT_SHADER_ARB));
gDeferredSpotLightProgram.mShaderLevel = mVertexShaderLevel[SHADER_DEFERRED];
@@ -1500,6 +1519,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
{
gDeferredMultiSpotLightProgram.mName = "Deferred MultiSpotLight Shader";
gDeferredMultiSpotLightProgram.mFeatures.hasSrgb = true;
+ gDeferredMultiSpotLightProgram.mFeatures.decodesNormal = true;
gDeferredMultiSpotLightProgram.mShaderFiles.clear();
gDeferredMultiSpotLightProgram.mShaderFiles.push_back(make_pair("deferred/multiPointLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredMultiSpotLightProgram.mShaderFiles.push_back(make_pair("deferred/multiSpotLightF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1527,6 +1547,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
}
gDeferredSunProgram.mName = "Deferred Sun Shader";
+ gDeferredSunProgram.mFeatures.decodesNormal = true;
gDeferredSunProgram.mShaderFiles.clear();
gDeferredSunProgram.mShaderFiles.push_back(make_pair(vertex, GL_VERTEX_SHADER_ARB));
gDeferredSunProgram.mShaderFiles.push_back(make_pair(fragment, GL_FRAGMENT_SHADER_ARB));
@@ -1538,6 +1559,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gDeferredBlurLightProgram.mName = "Deferred Blur Light Shader";
+ gDeferredBlurLightProgram.mFeatures.decodesNormal = true;
gDeferredBlurLightProgram.mShaderFiles.clear();
gDeferredBlurLightProgram.mShaderFiles.push_back(make_pair("deferred/blurLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredBlurLightProgram.mShaderFiles.push_back(make_pair("deferred/blurLightF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1555,6 +1577,9 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredAlphaProgram.mFeatures.isAlphaLighting = true;
gDeferredAlphaProgram.mFeatures.disableTextureIndex = true; //hack to disable auto-setup of texture channels
gDeferredAlphaProgram.mFeatures.hasSrgb = true;
+ gDeferredAlphaProgram.mFeatures.decodesNormal = true;
+ gDeferredAlphaProgram.mFeatures.encodesNormal = true;
+
if (mVertexShaderLevel[SHADER_DEFERRED] < 1)
{
gDeferredAlphaProgram.mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
@@ -1587,6 +1612,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredAlphaImpostorProgram.mFeatures.hasLighting = false;
gDeferredAlphaImpostorProgram.mFeatures.isAlphaLighting = true;
gDeferredAlphaImpostorProgram.mFeatures.hasSrgb = true;
+ gDeferredAlphaImpostorProgram.mFeatures.decodesNormal = true;
+ gDeferredAlphaImpostorProgram.mFeatures.encodesNormal = true;
gDeferredAlphaImpostorProgram.mFeatures.disableTextureIndex = true; //hack to disable auto-setup of texture channels
if (mVertexShaderLevel[SHADER_DEFERRED] < 1)
{
@@ -1623,6 +1650,9 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredAlphaWaterProgram.mFeatures.disableTextureIndex = true; //hack to disable auto-setup of texture channels
gDeferredAlphaWaterProgram.mFeatures.hasWaterFog = true;
gDeferredAlphaWaterProgram.mFeatures.hasSrgb = true;
+ gDeferredAlphaWaterProgram.mFeatures.decodesNormal = true;
+ gDeferredAlphaWaterProgram.mFeatures.encodesNormal = true;
+
if (mVertexShaderLevel[SHADER_DEFERRED] < 1)
{
gDeferredAlphaWaterProgram.mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
@@ -1824,6 +1854,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredSoftenProgram.mName = "Deferred Soften Shader";
gDeferredSoftenProgram.mShaderFiles.clear();
gDeferredSoftenProgram.mFeatures.hasSrgb = true;
+ gDeferredSoftenProgram.mFeatures.decodesNormal = true;
gDeferredSoftenProgram.mShaderFiles.push_back(make_pair("deferred/softenLightV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredSoftenProgram.mShaderFiles.push_back(make_pair("deferred/softenLightF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1849,6 +1880,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredSoftenWaterProgram.mShaderGroup = LLGLSLShader::SG_WATER;
gDeferredSoftenWaterProgram.mFeatures.hasWaterFog = true;
gDeferredSoftenWaterProgram.mFeatures.hasSrgb = true;
+ gDeferredSoftenWaterProgram.mFeatures.decodesNormal = true;
if (gSavedSettings.getBOOL("RenderDeferredSSAO"))
{ //if using SSAO, take screen space light map into account as if shadows are enabled
@@ -1919,6 +1951,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
if (success)
{
gTerrainProgram.mName = "Deferred Terrain Shader";
+ gDeferredTerrainProgram.mFeatures.decodesNormal = true;
gDeferredTerrainProgram.mShaderFiles.clear();
gDeferredTerrainProgram.mShaderFiles.push_back(make_pair("deferred/terrainV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredTerrainProgram.mShaderFiles.push_back(make_pair("deferred/terrainF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1930,6 +1963,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
{
gDeferredAvatarProgram.mName = "Avatar Shader";
gDeferredAvatarProgram.mFeatures.hasSkinning = true;
+ gDeferredAvatarProgram.mFeatures.decodesNormal = true;
gDeferredAvatarProgram.mShaderFiles.clear();
gDeferredAvatarProgram.mShaderFiles.push_back(make_pair("deferred/avatarV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredAvatarProgram.mShaderFiles.push_back(make_pair("deferred/avatarF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -1946,6 +1980,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredAvatarAlphaProgram.mFeatures.isAlphaLighting = true;
gDeferredAvatarAlphaProgram.mFeatures.disableTextureIndex = true;
gDeferredAvatarAlphaProgram.mFeatures.hasSrgb = true;
+ gDeferredAvatarAlphaProgram.mFeatures.encodesNormal = true;
+ gDeferredAvatarAlphaProgram.mFeatures.decodesNormal = true;
gDeferredAvatarAlphaProgram.mShaderFiles.clear();
gDeferredAvatarAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER_ARB));
gDeferredAvatarAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaF.glsl", GL_FRAGMENT_SHADER_ARB));
@@ -2559,6 +2595,7 @@ BOOL LLViewerShaderMgr::loadShadersObject()
gObjectBumpProgram.mFeatures.hasAtmospherics = true;
gObjectBumpProgram.mFeatures.hasLighting = true;
gObjectBumpProgram.mFeatures.mIndexedTextureChannels = 0;*/
+ gObjectBumpProgram.mFeatures.encodesNormal = true;
gObjectBumpProgram.mShaderFiles.clear();
gObjectBumpProgram.mShaderFiles.push_back(make_pair("objects/bumpV.glsl", GL_VERTEX_SHADER_ARB));
gObjectBumpProgram.mShaderFiles.push_back(make_pair("objects/bumpF.glsl", GL_FRAGMENT_SHADER_ARB));
--
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