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-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl298
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaMaskShadowF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowV.glsl6
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl6
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowV.glsl6
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl29
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl127
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl16
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl38
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl490
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl4
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyV.glsl11
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/genbrdflutF.glsl141
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/genbrdflutV.glsl (renamed from indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl)36
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/highlightF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl3
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/materialF.glsl242
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/materialV.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/moonF.glsl5
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl1
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl1
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl34
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl115
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl105
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pbropaqueV.glsl92
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl3
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl43
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/reflectionProbeF.glsl58
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/skyF.glsl6
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/skyV.glsl38
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl8
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/starsF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/treeF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl2
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/waterF.glsl164
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl49
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/waterF.glsl141
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl48
-rw-r--r--indra/newview/app_settings/shaders/class1/environment/waterV.glsl18
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl227
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl (renamed from indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl)39
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl12
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl169
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl38
-rw-r--r--indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl101
-rw-r--r--indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl117
-rw-r--r--indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl127
-rw-r--r--indra/newview/app_settings/shaders/class1/windlight/moonF.glsl3
60 files changed, 1839 insertions, 1416 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 02b2daf0ac..f4ec1ec532 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -25,305 +25,11 @@
//class1/deferred/alphaF.glsl
-#extension GL_ARB_texture_rectangle : enable
-/*[EXTRA_CODE_HERE]*/
-
-#define INDEXED 1
-#define NON_INDEXED 2
-#define NON_INDEXED_NO_COLOR 3
-
-#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-
-uniform mat3 env_mat;
-uniform vec3 sun_dir;
-uniform vec3 moon_dir;
-
-#ifdef USE_DIFFUSE_TEX
-uniform sampler2D diffuseMap;
-#endif
-
-VARYING vec3 vary_fragcoord;
-VARYING vec3 vary_position;
-VARYING vec2 vary_texcoord0;
-VARYING vec3 vary_norm;
-
-#ifdef USE_VERTEX_COLOR
-VARYING vec4 vertex_color; //vertex color should be treated as sRGB
-#endif
-
-#ifdef HAS_ALPHA_MASK
-uniform float minimum_alpha;
-#endif
-
-uniform mat4 proj_mat;
-uniform mat4 inv_proj;
-uniform vec2 screen_res;
-uniform int sun_up_factor;
-uniform vec4 light_position[8];
-uniform vec3 light_direction[8];
-uniform vec4 light_attenuation[8];
-uniform vec3 light_diffuse[8];
-
-#ifdef WATER_FOG
-vec4 applyWaterFogView(vec3 pos, vec4 color);
-#endif
-
-vec3 srgb_to_linear(vec3 c);
-vec3 linear_to_srgb(vec3 c);
-
-vec2 encode_normal (vec3 n);
-vec3 scaleSoftClipFrag(vec3 l);
-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 atten, out vec3 additive, bool use_ao);
-
-#ifdef HAS_SHADOW
-float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen);
-#endif
-
-float getAmbientClamp();
-
-vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight, float ambiance)
-{
- // SL-14895 inverted attenuation work-around
- // This routine is tweaked to match deferred lighting, but previously used an inverted la value. To reconstruct
- // that previous value now that the inversion is corrected, we reverse the calculations in LLPipeline::setupHWLights()
- // to recover the `adjusted_radius` value previously being sent as la.
- float falloff_factor = (12.0 * fa) - 9.0;
- float inverted_la = falloff_factor / la;
- // Yes, it makes me want to cry as well. DJH
-
- vec3 col = vec3(0);
-
- //get light vector
- vec3 lv = lp.xyz-v;
-
- //get distance
- float dist = length(lv);
- float da = 1.0;
- /*if (dist > inverted_la)
- {
- return col;
- }
-
- clip to projector bounds
- vec4 proj_tc = proj_mat * lp;
-
- if (proj_tc.z < 0
- || proj_tc.z > 1
- || proj_tc.x < 0
- || proj_tc.x > 1
- || proj_tc.y < 0
- || proj_tc.y > 1)
- {
- return col;
- }*/
-
- if (dist > 0.0 && inverted_la > 0.0)
- {
- dist /= inverted_la;
-
- //normalize light vector
- lv = normalize(lv);
-
- //distance attenuation
- float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0);
- dist_atten *= dist_atten;
- dist_atten *= 2.0f;
-
- if (dist_atten <= 0.0)
- {
- return col;
- }
-
- // spotlight coefficient.
- float spot = max(dot(-ln, lv), is_pointlight);
- da *= spot*spot; // GL_SPOT_EXPONENT=2
-
- //angular attenuation
- da *= dot(n, lv);
- da = max(0.0, da);
-
- float lit = 0.0f;
-
- float amb_da = 0.0;//ambiance;
- if (da > 0)
- {
- lit = max(da * dist_atten,0.0);
- col = lit * light_col * diffuse;
- amb_da += (da*0.5+0.5) * ambiance;
- }
- amb_da += (da*da*0.5 + 0.5) * ambiance;
- amb_da *= dist_atten;
- amb_da = min(amb_da, 1.0f - lit);
-
- // SL-10969 ... need to work out why this blows out in many setups...
- //col.rgb += amb_da * light_col * diffuse;
-
- // no spec for alpha shader...
- }
- col = max(col, vec3(0));
- return col;
-}
-
-void main()
+void main()
{
- vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5;
- frag *= screen_res;
-
- vec4 pos = vec4(vary_position, 1.0);
- vec3 norm = vary_norm;
-
- float shadow = 1.0f;
-
-#ifdef HAS_SHADOW
- shadow = sampleDirectionalShadow(pos.xyz, norm.xyz, frag);
-#endif
-
-#ifdef USE_DIFFUSE_TEX
- vec4 diffuse_tap = texture2D(diffuseMap,vary_texcoord0.xy);
-#endif
-
-#ifdef USE_INDEXED_TEX
- vec4 diffuse_tap = diffuseLookup(vary_texcoord0.xy);
-#endif
-
- vec4 diffuse_srgb = diffuse_tap;
-
-#ifdef FOR_IMPOSTOR
- vec4 color;
- color.rgb = diffuse_srgb.rgb;
- color.a = 1.0;
-
- float final_alpha = diffuse_srgb.a * vertex_color.a;
- diffuse_srgb.rgb *= vertex_color.rgb;
-
- // Insure we don't pollute depth with invis pixels in impostor rendering
- //
- if (final_alpha < minimum_alpha)
- {
- discard;
- }
-
- color.rgb = diffuse_srgb.rgb;
- color.a = final_alpha;
-
-#else // FOR_IMPOSTOR
-
- vec4 diffuse_linear = vec4(srgb_to_linear(diffuse_srgb.rgb), diffuse_srgb.a);
-
- vec3 light_dir = (sun_up_factor == 1) ? sun_dir: moon_dir;
-
- float final_alpha = diffuse_linear.a;
-
-#ifdef USE_VERTEX_COLOR
- final_alpha *= vertex_color.a;
-
- if (final_alpha < minimum_alpha)
- { // TODO: figure out how to get invisible faces out of
- // render batches without breaking glow
- discard;
- }
-
- diffuse_srgb.rgb *= vertex_color.rgb;
- diffuse_linear.rgb = srgb_to_linear(diffuse_srgb.rgb);
-#endif // USE_VERTEX_COLOR
-
- vec3 sunlit;
- vec3 amblit;
- vec3 additive;
- vec3 atten;
-
- calcAtmosphericVars(pos.xyz, light_dir, 1.0, sunlit, amblit, additive, atten, false);
-
- vec2 abnormal = encode_normal(norm.xyz);
-
- float da = dot(norm.xyz, light_dir.xyz);
- da = clamp(da, -1.0, 1.0);
- da = pow(da, 1.0/1.3);
-
- float final_da = da;
- final_da = clamp(final_da, 0.0f, 1.0f);
-
- vec4 color = vec4(0.0);
-
- color.a = final_alpha;
-
- float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
- ambient *= 0.5;
- ambient *= ambient;
- ambient = (1.0 - ambient);
-
- vec3 sun_contrib = min(final_da, shadow) * sunlit;
-
-#if !defined(AMBIENT_KILL)
- color.rgb = amblit;
- color.rgb *= ambient;
-#endif // !defined(AMBIENT_KILL)
-
-vec3 post_ambient = color.rgb;
-
-#if !defined(SUNLIGHT_KILL)
- color.rgb += sun_contrib;
-#endif // !defined(SUNLIGHT_KILL)
-
-vec3 post_sunlight = color.rgb;
-
- color.rgb *= diffuse_srgb.rgb;
-
-vec3 post_diffuse = color.rgb;
-
- color.rgb = atmosFragLighting(color.rgb, additive, atten);
-
-vec3 post_atmo = color.rgb;
-
- vec4 light = vec4(0,0,0,0);
-
- color.rgb = scaleSoftClipFrag(color.rgb);
-
- //convert to linear before applying local lights
- color.rgb = srgb_to_linear(color.rgb);
-
- #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);
-
- LIGHT_LOOP(1)
- LIGHT_LOOP(2)
- LIGHT_LOOP(3)
- LIGHT_LOOP(4)
- LIGHT_LOOP(5)
- LIGHT_LOOP(6)
- LIGHT_LOOP(7)
-
- // sum local light contrib in linear colorspace
-#if !defined(LOCAL_LIGHT_KILL)
- color.rgb += light.rgb;
-#endif // !defined(LOCAL_LIGHT_KILL)
- // back to sRGB as we're going directly to the final RT post-deferred gamma correction
- color.rgb = linear_to_srgb(color.rgb);
-
-//color.rgb = amblit;
-//color.rgb = vec3(ambient);
-//color.rgb = sunlit;
-//color.rgb = vec3(final_da);
-//color.rgb = post_ambient;
-//color.rgb = post_sunlight;
-//color.rgb = sun_contrib;
-//color.rgb = diffuse_srgb.rgb;
-//color.rgb = post_diffuse;
-//color.rgb = post_atmo;
-
-#ifdef WATER_FOG
- color = applyWaterFogView(pos.xyz, color);
-#endif // WATER_FOG
-
-#endif // #else // FOR_IMPOSTOR
-
- frag_color = color;
+ frag_color = vec4(1,0,1,0.5);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaMaskShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaMaskShadowF.glsl
index c64b6ba240..c2372fcbc0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaMaskShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaMaskShadowF.glsl
@@ -58,7 +58,7 @@ void main()
frag_color = vec4(1,1,1,1);
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
#endif
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowF.glsl
index b54c580ce9..d0a049d372 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowF.glsl
@@ -35,7 +35,7 @@ uniform sampler2D diffuseMap;
VARYING float pos_w;
VARYING float target_pos_x;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
VARYING vec4 post_pos;
#endif
@@ -61,7 +61,7 @@ void main()
frag_color = vec4(1,1,1,1);
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
#endif
diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowV.glsl
index 31b93dc36a..a7bf4d7780 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentAlphaShadowV.glsl
@@ -1,5 +1,5 @@
/**
- * @file attachmentShadowV.glsl
+ * @file attachmentAlphaShadowV.glsl
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2007, Linden Research, Inc.
@@ -35,7 +35,7 @@ ATTRIBUTE vec2 texcoord0;
mat4 getObjectSkinnedTransform();
void passTextureIndex();
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
VARYING vec4 post_pos;
#endif
VARYING vec2 vary_texcoord0;
@@ -61,7 +61,7 @@ void main()
vertex_color = diffuse_color;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
p.z = max(p.z, -p.w+0.01);
post_pos = p;
gl_Position = p;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl
index b8ce54bcb1..f231213ac8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaMaskShadowF.glsl
@@ -1,5 +1,5 @@
/**
- * @file treeShadowF.glsl
+ * @file avatarAlphaMaskShadowF.glsl
*
* $LicenseInfo:firstyear=2005&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -32,7 +32,7 @@ out vec4 frag_color;
uniform float minimum_alpha;
uniform sampler2D diffuseMap;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
VARYING vec4 post_pos;
#endif
@@ -59,7 +59,7 @@ void main()
frag_color = vec4(1,1,1,1);
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
#endif
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowF.glsl
index 1b16e4eb09..0e66c722b6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowF.glsl
@@ -33,7 +33,7 @@ uniform float minimum_alpha;
uniform sampler2D diffuseMap;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
VARYING vec4 post_pos;
#endif
@@ -61,7 +61,7 @@ void main()
frag_color = vec4(1,1,1,1);
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
#endif
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowV.glsl
index 1c5b142ebd..40ac7b1f95 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaShadowV.glsl
@@ -1,5 +1,5 @@
/**
- * @file avatarShadowV.glsl
+ * @file avatarAlphaShadowV.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -34,7 +34,7 @@ ATTRIBUTE vec3 position;
ATTRIBUTE vec3 normal;
ATTRIBUTE vec2 texcoord0;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
VARYING vec4 post_pos;
#endif
VARYING float pos_w;
@@ -66,7 +66,7 @@ void main()
vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
-#if !DEPTH_CLAMP
+#if !defined(DEPTH_CLAMP)
post_pos = pos;
gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
index 60d83cc623..22b3bd1463 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl
@@ -52,6 +52,6 @@ void main()
frag_data[0] = vec4(diff.rgb, 0.0);
frag_data[1] = vec4(0,0,0,0);
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
index 596d0274af..fa3634f3b6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl
@@ -69,36 +69,47 @@ void main()
tc_mod *= 2.0;
tc += ( (tc_mod - 0.5) * kern[1].z * dlt * 0.5 );
- for (int i = 1; i < 4; i++)
+ // TODO: move this to kern instead of building kernel per pixel
+ vec3 k[7];
+ k[0] = kern[0];
+ k[2] = kern[1];
+ k[4] = kern[2];
+ k[6] = kern[3];
+
+ k[1] = (k[0]+k[2])*0.5f;
+ k[3] = (k[2]+k[4])*0.5f;
+ k[5] = (k[4]+k[6])*0.5f;
+
+ for (int i = 1; i < 7; i++)
{
- vec2 samptc = tc + kern[i].z*dlt;
+ vec2 samptc = tc + k[i].z*dlt*2.0;
vec3 samppos = getPosition(samptc).xyz;
float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane
if (d*d <= pointplanedist_tolerance_pow2)
{
- col += texture2DRect(lightMap, samptc)*kern[i].xyxx;
- defined_weight += kern[i].xy;
+ col += texture2DRect(lightMap, samptc)*k[i].xyxx;
+ defined_weight += k[i].xy;
}
}
- for (int i = 1; i < 4; i++)
+ for (int i = 1; i < 7; i++)
{
- vec2 samptc = tc - kern[i].z*dlt;
+ vec2 samptc = tc - k[i].z*dlt*2.0;
vec3 samppos = getPosition(samptc).xyz;
float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane
if (d*d <= pointplanedist_tolerance_pow2)
{
- col += texture2DRect(lightMap, samptc)*kern[i].xyxx;
- defined_weight += kern[i].xy;
+ col += texture2DRect(lightMap, samptc)*k[i].xyxx;
+ defined_weight += k[i].xy;
}
}
col /= defined_weight.xyxx;
- col.y *= col.y;
+ //col.y *= max(col.y, 0.75);
frag_color = col;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
index b5677a07ee..749ec3a6ac 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl
@@ -64,5 +64,5 @@ void main()
frag_data[1] = vertex_color.aaaa; // spec
//frag_data[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
vec3 nvn = normalize(tnorm);
- frag_data[2] = vec4(encode_normal(nvn), vertex_color.a, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn), vertex_color.a, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl
deleted file mode 100644
index 0157d166e0..0000000000
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl
+++ /dev/null
@@ -1,127 +0,0 @@
-/**
- * @file class3/deferred/cloudsF.glsl
- *
- * $LicenseInfo:firstyear=2005&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2005, 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
- * $/LicenseInfo$
- */
-
-#ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-
-uniform sampler2D diffuseMap;
-
-VARYING vec4 pos;
-VARYING float target_pos_x;
-VARYING float vary_CloudDensity;
-VARYING vec2 vary_texcoord0;
-VARYING vec2 vary_texcoord1;
-VARYING vec2 vary_texcoord2;
-VARYING vec2 vary_texcoord3;
-
-uniform sampler2D cloud_noise_texture;
-uniform sampler2D cloud_noise_texture_next;
-uniform float blend_factor;
-uniform vec4 cloud_pos_density1;
-uniform vec4 cloud_pos_density2;
-uniform vec4 sunlight_color;
-uniform vec4 cloud_color;
-uniform float cloud_shadow;
-uniform float cloud_scale;
-uniform float cloud_variance;
-uniform vec3 camPosLocal;
-uniform vec3 sun_dir;
-uniform float sun_size;
-uniform float far_z;
-
-#if !defined(DEPTH_CLAMP)
-VARYING vec4 post_pos;
-#endif
-
-vec4 cloudNoise(vec2 uv)
-{
- vec4 a = texture2D(cloud_noise_texture, uv);
- vec4 b = texture2D(cloud_noise_texture_next, uv);
- vec4 cloud_noise_sample = mix(a, b, blend_factor);
- return normalize(cloud_noise_sample);
-}
-
-void main()
-{
- // Set variables
- vec2 uv1 = vary_texcoord0.xy;
- vec2 uv2 = vary_texcoord1.xy;
- vec2 uv3 = vary_texcoord2.xy;
- float cloudDensity = 2.0 * (cloud_shadow - 0.25);
-
- if (cloud_scale >= 0.0001)
- {
- vec2 uv4 = vary_texcoord3.xy;
-
- vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f);
- vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f);
-
- // Offset texture coords
- uv1 += cloud_pos_density1.xy + (disturbance * 0.2); //large texture, visible density
- uv2 += cloud_pos_density1.xy; //large texture, self shadow
- uv3 += cloud_pos_density2.xy; //small texture, visible density
- uv4 += cloud_pos_density2.xy; //small texture, self shadow
-
- float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y) * 4.0);
-
- cloudDensity *= 1.0 - (density_variance * density_variance);
-
- // Compute alpha1, the main cloud opacity
- float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z;
- alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.);
-
- // And smooth
- alpha1 = 1. - alpha1 * alpha1;
- alpha1 = 1. - alpha1 * alpha1;
-
- if (alpha1 < 0.001f)
- {
- discard;
- }
-
- // Compute alpha2, for self shadowing effect
- // (1 - alpha2) will later be used as percentage of incoming sunlight
- float alpha2 = (cloudNoise(uv2).x - 0.5);
- alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.);
-
- // And smooth
- alpha2 = 1. - alpha2;
- alpha2 = 1. - alpha2 * alpha2;
-
- frag_color = vec4(alpha1, alpha1, alpha1, 1);
- }
- else
- {
- frag_color = vec4(1);
- }
-
-#if !defined(DEPTH_CLAMP)
- gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
-#endif
-
-}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
index ae1ac5de7f..788ce4a47b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl
@@ -34,15 +34,15 @@ out vec4 frag_data[3];
// The fragment shader for the sky
/////////////////////////////////////////////////////////////////////////
-VARYING vec4 vary_CloudColorSun;
-VARYING vec4 vary_CloudColorAmbient;
+VARYING vec3 vary_CloudColorSun;
+VARYING vec3 vary_CloudColorAmbient;
VARYING float vary_CloudDensity;
uniform sampler2D cloud_noise_texture;
uniform sampler2D cloud_noise_texture_next;
uniform float blend_factor;
-uniform vec4 cloud_pos_density1;
-uniform vec4 cloud_pos_density2;
+uniform vec3 cloud_pos_density1;
+uniform vec3 cloud_pos_density2;
uniform float cloud_scale;
uniform float cloud_variance;
@@ -69,8 +69,8 @@ void main()
vec2 uv1 = vary_texcoord0.xy;
vec2 uv2 = vary_texcoord1.xy;
- vec4 cloudColorSun = vary_CloudColorSun;
- vec4 cloudColorAmbient = vary_CloudColorAmbient;
+ vec3 cloudColorSun = vary_CloudColorSun;
+ vec3 cloudColorAmbient = vary_CloudColorAmbient;
float cloudDensity = vary_CloudDensity;
vec2 uv3 = vary_texcoord2.xy;
vec2 uv4 = vary_texcoord3.xy;
@@ -115,7 +115,7 @@ void main()
alpha2 = 1. - alpha2 * alpha2;
// Combine
- vec4 color;
+ vec3 color;
color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient);
color.rgb= max(vec3(0), color.rgb);
color.rgb *= 2.0;
@@ -124,7 +124,7 @@ void main()
/// Gamma correct for WL (soft clip effect).
frag_data[0] = vec4(color.rgb, alpha1);
frag_data[1] = vec4(0.0,0.0,0.0,0.0);
- frag_data[2] = vec4(0,0,0,1);
+ frag_data[2] = vec4(0,0,0,GBUFFER_FLAG_SKIP_ATMOS);
gl_FragDepth = 0.99995f;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
index 8e0a001403..5ca210863e 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
@@ -33,8 +33,8 @@ ATTRIBUTE vec2 texcoord0;
///////////////////////////////////////////////////////////////////////////////
// Output parameters
-VARYING vec4 vary_CloudColorSun;
-VARYING vec4 vary_CloudColorAmbient;
+VARYING vec3 vary_CloudColorSun;
+VARYING vec3 vary_CloudColorAmbient;
VARYING float vary_CloudDensity;
VARYING vec2 vary_texcoord0;
@@ -46,13 +46,13 @@ VARYING float altitude_blend_factor;
// Inputs
uniform vec3 camPosLocal;
-uniform vec4 lightnorm;
-uniform vec4 sunlight_color;
-uniform vec4 moonlight_color;
+uniform vec3 lightnorm;
+uniform vec3 sunlight_color;
+uniform vec3 moonlight_color;
uniform int sun_up_factor;
-uniform vec4 ambient_color;
-uniform vec4 blue_horizon;
-uniform vec4 blue_density;
+uniform vec3 ambient_color;
+uniform vec3 blue_horizon;
+uniform vec3 blue_density;
uniform float haze_horizon;
uniform float haze_density;
@@ -60,10 +60,10 @@ uniform float cloud_shadow;
uniform float density_multiplier;
uniform float max_y;
-uniform vec4 glow;
+uniform vec3 glow;
uniform float sun_moon_glow_factor;
-uniform vec4 cloud_color;
+uniform vec3 cloud_color;
uniform float cloud_scale;
@@ -114,17 +114,17 @@ void main()
float rel_pos_len = length(rel_pos);
// Initialize temp variables
- vec4 sunlight = sunlight_color;
- vec4 light_atten;
+ vec3 sunlight = sunlight_color;
+ vec3 light_atten;
// Sunlight attenuation effect (hue and brightness) due to atmosphere
// this is used later for sunlight modulation at various altitudes
- light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
+ light_atten = (blue_density + vec3(haze_density * 0.25)) * (density_multiplier * max_y);
// Calculate relative weights
- vec4 combined_haze = abs(blue_density) + vec4(abs(haze_density));
- vec4 blue_weight = blue_density / combined_haze;
- vec4 haze_weight = haze_density / combined_haze;
+ vec3 combined_haze = abs(blue_density) + vec3(abs(haze_density));
+ vec3 blue_weight = blue_density / combined_haze;
+ vec3 haze_weight = haze_density / combined_haze;
// Compute sunlight from rel_pos & lightnorm (for long rays like sky)
float off_axis = 1.0 / max(1e-6, max(0., rel_pos_norm.y) + lightnorm.y);
@@ -155,14 +155,14 @@ void main()
haze_glow = (sun_moon_glow_factor < 1.0) ? 0.0 : (haze_glow + 0.25);
// Increase ambient when there are more clouds
- vec4 tmpAmbient = ambient_color;
+ vec3 tmpAmbient = ambient_color;
tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5;
// Dim sunlight by cloud shadow percentage
sunlight *= (1. - cloud_shadow);
// Haze color below cloud
- vec4 additiveColorBelowCloud =
+ vec3 additiveColorBelowCloud =
(blue_horizon * blue_weight * (sunlight + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight * haze_glow + tmpAmbient));
// CLOUDS
@@ -178,7 +178,7 @@ void main()
combined_haze = sqrt(combined_haze); // less atmos opacity (more transparency) below clouds
vary_CloudColorSun *= combined_haze;
vary_CloudColorAmbient *= combined_haze;
- vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - combined_haze);
+ vec3 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - combined_haze);
// Make a nice cloud density based on the cloud_shadow value that was passed in.
vary_CloudDensity = 2. * (cloud_shadow - 0.25);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
index e27bbce094..1a96ee0736 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
@@ -23,12 +23,118 @@
* $/LicenseInfo$
*/
+
+/* Parts of this file are taken from Sascha Willem's Vulkan GLTF refernce implementation
+MIT License
+
+Copyright (c) 2018 Sascha Willems
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
uniform sampler2DRect normalMap;
uniform sampler2DRect depthMap;
+uniform sampler2D projectionMap; // rgba
+uniform sampler2D brdfLut;
+
+// projected lighted params
+uniform mat4 proj_mat; //screen space to light space projector
+uniform vec3 proj_n; // projector normal
+uniform vec3 proj_p; //plane projection is emitting from (in screen space)
+uniform float proj_focus; // distance from plane to begin blurring
+uniform float proj_lod ; // (number of mips in proj map)
+uniform float proj_range; // range between near clip and far clip plane of projection
+uniform float proj_ambiance;
+
+// light params
+uniform vec3 color; // light_color
+uniform float size; // light_size
uniform mat4 inv_proj;
uniform vec2 screen_res;
+const float M_PI = 3.14159265;
+const float ONE_OVER_PI = 0.3183098861;
+
+vec3 srgb_to_linear(vec3 cs);
+vec3 atmosFragLightingLinear(vec3 light, vec3 additive, vec3 atten);
+vec3 scaleSoftClipFragLinear(vec3 light);
+
+float calcLegacyDistanceAttenuation(float distance, float falloff)
+{
+ float dist_atten = 1.0 - clamp((distance + falloff)/(1.0 + falloff), 0.0, 1.0);
+ dist_atten *= dist_atten;
+
+ // Tweak falloff slightly to match pre-EEP attenuation
+ // NOTE: this magic number also shows up in a great many other places, search for dist_atten *= to audit
+ dist_atten *= 2.0;
+ return dist_atten;
+}
+
+// In:
+// lv unnormalized surface to light vector
+// n normal of the surface
+// pos unnormalized camera to surface vector
+// Out:
+// l normalized surace to light vector
+// nl diffuse angle
+// nh specular angle
+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)
+{
+ l = normalize(lv);
+ h = normalize(l + v);
+ nh = clamp(dot(n, h), 0.0, 1.0);
+ nl = clamp(dot(n, l), 0.0, 1.0);
+ nv = clamp(dot(n, v), 0.0, 1.0);
+ vh = clamp(dot(v, h), 0.0, 1.0);
+
+ lightDist = length(lv);
+}
+
+// In:
+// light_center
+// pos
+// Out:
+// dist
+// l_dist
+// lv
+// proj_tc Projector Textue Coordinates
+bool clipProjectedLightVars(vec3 light_center, vec3 pos, out float dist, out float l_dist, out vec3 lv, out vec4 proj_tc )
+{
+ lv = light_center - pos.xyz;
+ dist = length(lv);
+ bool clipped = (dist >= size);
+ if ( !clipped )
+ {
+ dist /= size;
+
+ l_dist = -dot(lv, proj_n);
+ vec4 projected_point = (proj_mat * vec4(pos.xyz, 1.0));
+ clipped = (projected_point.z < 0.0);
+ projected_point.xyz /= projected_point.w;
+ proj_tc = projected_point;
+ }
+
+ return clipped;
+}
+
vec2 getScreenCoordinate(vec2 screenpos)
{
vec2 sc = screenpos.xy * 2.0;
@@ -39,6 +145,8 @@ vec2 getScreenCoordinate(vec2 screenpos)
return sc - vec2(1.0, 1.0);
}
+// See: https://aras-p.info/texts/CompactNormalStorage.html
+// Method #4: Spheremap Transform, Lambert Azimuthal Equal-Area projection
vec3 getNorm(vec2 screenpos)
{
vec2 enc = texture2DRect(normalMap, screenpos.xy).xy;
@@ -51,12 +159,155 @@ vec3 getNorm(vec2 screenpos)
return n;
}
+vec3 getNormalFromPacked(vec4 packedNormalEnvIntensityFlags)
+{
+ vec2 enc = packedNormalEnvIntensityFlags.xy;
+ 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 normalize(n); // TODO: Is this normalize redundant?
+}
+
+// return packedNormalEnvIntensityFlags since GBUFFER_FLAG_HAS_PBR needs .w
+// See: C++: addDeferredAttachments(), GLSL: softenLightF
+vec4 getNormalEnvIntensityFlags(vec2 screenpos, out vec3 n, out float envIntensity)
+{
+ vec4 packedNormalEnvIntensityFlags = texture2DRect(normalMap, screenpos.xy);
+ n = getNormalFromPacked( packedNormalEnvIntensityFlags );
+ envIntensity = packedNormalEnvIntensityFlags.z;
+ return packedNormalEnvIntensityFlags;
+}
+
+// get linear depth value given a depth buffer sample d and znear and zfar values
+float linearDepth(float d, float znear, float zfar)
+{
+ d = d * 2.0 - 1.0;
+ return znear * 2.0 * zfar / (zfar + znear - d * (zfar - znear));
+}
+
float getDepth(vec2 pos_screen)
{
float depth = texture2DRect(depthMap, pos_screen).r;
return depth;
}
+vec4 getTexture2DLodAmbient(vec2 tc, float lod)
+{
+#ifndef FXAA_GLSL_120
+ vec4 ret = textureLod(projectionMap, tc, lod);
+#else
+ vec4 ret = texture2D(projectionMap, tc);
+#endif
+ ret.rgb = srgb_to_linear(ret.rgb);
+
+ vec2 dist = tc-vec2(0.5);
+ float d = dot(dist,dist);
+ ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0);
+
+ return ret;
+}
+
+vec4 getTexture2DLodDiffuse(vec2 tc, float lod)
+{
+#ifndef FXAA_GLSL_120
+ vec4 ret = textureLod(projectionMap, tc, lod);
+#else
+ vec4 ret = texture2D(projectionMap, tc);
+#endif
+ ret.rgb = srgb_to_linear(ret.rgb);
+
+ vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
+ float det = min(lod/(proj_lod*0.5), 1.0);
+ float d = min(dist.x, dist.y);
+ float edge = 0.25*det;
+ ret *= clamp(d/edge, 0.0, 1.0);
+
+ return ret;
+}
+
+// lit This is set by the caller: if (nl > 0.0) { lit = attenuation * nl * noise; }
+// Uses:
+// color Projected spotlight color
+vec3 getProjectedLightAmbiance(float amb_da, float attenuation, float lit, float nl, float noise, vec2 projected_uv)
+{
+ vec4 amb_plcol = getTexture2DLodAmbient(projected_uv, proj_lod);
+ vec3 amb_rgb = amb_plcol.rgb * amb_plcol.a;
+
+ amb_da += proj_ambiance;
+ amb_da += (nl*nl*0.5+0.5) * proj_ambiance;
+ amb_da *= attenuation * noise;
+ amb_da = min(amb_da, 1.0-lit);
+
+ return (amb_da * color.rgb * amb_rgb);
+}
+
+// Returns projected light in Linear
+// Uses global spotlight color:
+// color
+// NOTE: projected.a will be pre-multiplied with projected.rgb
+vec3 getProjectedLightDiffuseColor(float light_distance, vec2 projected_uv)
+{
+ float diff = clamp((light_distance - proj_focus)/proj_range, 0.0, 1.0);
+ float lod = diff * proj_lod;
+ vec4 plcol = getTexture2DLodDiffuse(projected_uv.xy, lod);
+
+ return color.rgb * plcol.rgb * plcol.a;
+}
+
+vec4 texture2DLodSpecular(vec2 tc, float lod)
+{
+#ifndef FXAA_GLSL_120
+ vec4 ret = textureLod(projectionMap, tc, lod);
+#else
+ vec4 ret = texture2D(projectionMap, tc);
+#endif
+ ret.rgb = srgb_to_linear(ret.rgb);
+
+ vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
+ float det = min(lod/(proj_lod*0.5), 1.0);
+ float d = min(dist.x, dist.y);
+ d *= min(1, d * (proj_lod - lod)); // BUG? extra factor compared to diffuse causes N repeats
+ float edge = 0.25*det;
+ ret *= clamp(d/edge, 0.0, 1.0);
+
+ return ret;
+}
+
+// See: clipProjectedLightVars()
+vec3 getProjectedLightSpecularColor(vec3 pos, vec3 n )
+{
+ vec3 slit = vec3(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 l_dist = length(pdelta);
+ 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;
+ slit = getProjectedLightDiffuseColor( l_dist, stc.xy ); // NOTE: Using diffuse due to texture2DLodSpecular() has extra: d *= min(1, d * (proj_lod - lod));
+ }
+ }
+ return slit; // specular light
+}
+
+vec3 getProjectedLightSpecularColor(float light_distance, vec2 projected_uv)
+{
+ float diff = clamp((light_distance - proj_focus)/proj_range, 0.0, 1.0);
+ float lod = diff * proj_lod;
+ vec4 plcol = getTexture2DLodDiffuse(projected_uv.xy, lod); // NOTE: Using diffuse due to texture2DLodSpecular() has extra: d *= min(1, d * (proj_lod - lod));
+
+ return color.rgb * plcol.rgb * plcol.a;
+}
+
vec4 getPosition(vec2 pos_screen)
{
float depth = getDepth(pos_screen);
@@ -68,12 +319,241 @@ vec4 getPosition(vec2 pos_screen)
return pos;
}
+// get position given a normalized device coordinate
+vec3 getPositionWithNDC(vec3 ndc)
+{
+ vec4 pos = inv_proj * vec4(ndc, 1.0);
+ return pos.xyz / pos.w;
+}
+
vec4 getPositionWithDepth(vec2 pos_screen, float depth)
{
vec2 sc = getScreenCoordinate(pos_screen);
- vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0);
- vec4 pos = inv_proj * ndc;
- pos /= pos.w;
- pos.w = 1.0;
- return pos;
+ vec3 ndc = vec3(sc.x, sc.y, 2.0*depth-1.0);
+ return vec4(getPositionWithNDC(ndc), 1.0);
+}
+
+
+vec2 getScreenXY(vec4 clip)
+{
+ vec4 ndc = clip;
+ ndc.xyz /= clip.w;
+ vec2 screen = vec2( ndc.xy * 0.5 );
+ screen += 0.5;
+ screen *= screen_res;
+ return screen;
+}
+
+// Color utils
+
+vec3 colorize_dot(float x)
+{
+ if (x > 0.0) return vec3( 0, x, 0 );
+ if (x < 0.0) return vec3(-x, 0, 0 );
+ return vec3( 0, 0, 1 );
+}
+
+vec3 hue_to_rgb(float hue)
+{
+ if (hue > 1.0) return vec3(0.5);
+ vec3 rgb = abs(hue * 6. - vec3(3, 2, 4)) * vec3(1, -1, -1) + vec3(-1, 2, 2);
+ return clamp(rgb, 0.0, 1.0);
}
+
+// PBR Utils
+
+vec2 BRDF(float NoV, float roughness)
+{
+ return texture(brdfLut, vec2(NoV, roughness)).rg;
+}
+
+// set colorDiffuse and colorSpec to the results of GLTF PBR style IBL
+vec3 pbrIbl(vec3 diffuseColor,
+ vec3 specularColor,
+ vec3 radiance, // radiance map sample
+ vec3 irradiance, // irradiance map sample
+ float ao, // ambient occlusion factor
+ float nv, // normal dot view vector
+ float perceptualRough)
+{
+ // retrieve a scale and bias to F0. See [1], Figure 3
+ vec2 brdf = BRDF(clamp(nv, 0, 1), 1.0-perceptualRough);
+ vec3 diffuseLight = irradiance;
+ vec3 specularLight = radiance;
+
+ vec3 diffuse = diffuseLight * diffuseColor;
+ vec3 specular = specularLight * (specularColor * brdf.x + brdf.y);
+
+ return (diffuse + specular*0.5) * ao; //reduce by half to place in appropriate color space for atmospherics
+}
+
+// Encapsulate the various inputs used by the various functions in the shading equation
+// We store values in this struct to simplify the integration of alternative implementations
+// of the shading terms, outlined in the Readme.MD Appendix.
+struct PBRInfo
+{
+ float NdotL; // cos angle between normal and light direction
+ float NdotV; // cos angle between normal and view direction
+ float NdotH; // cos angle between normal and half vector
+ float LdotH; // cos angle between light direction and half vector
+ float VdotH; // cos angle between view direction and half vector
+ float perceptualRoughness; // roughness value, as authored by the model creator (input to shader)
+ float metalness; // metallic value at the surface
+ vec3 reflectance0; // full reflectance color (normal incidence angle)
+ vec3 reflectance90; // reflectance color at grazing angle
+ float alphaRoughness; // roughness mapped to a more linear change in the roughness (proposed by [2])
+ vec3 diffuseColor; // color contribution from diffuse lighting
+ vec3 specularColor; // color contribution from specular lighting
+};
+
+// Basic Lambertian diffuse
+// Implementation from Lambert's Photometria https://archive.org/details/lambertsphotome00lambgoog
+// See also [1], Equation 1
+vec3 diffuse(PBRInfo pbrInputs)
+{
+ return pbrInputs.diffuseColor / M_PI;
+}
+
+// The following equation models the Fresnel reflectance term of the spec equation (aka F())
+// Implementation of fresnel from [4], Equation 15
+vec3 specularReflection(PBRInfo pbrInputs)
+{
+ return pbrInputs.reflectance0 + (pbrInputs.reflectance90 - pbrInputs.reflectance0) * pow(clamp(1.0 - pbrInputs.VdotH, 0.0, 1.0), 5.0);
+}
+
+// This calculates the specular geometric attenuation (aka G()),
+// where rougher material will reflect less light back to the viewer.
+// This implementation is based on [1] Equation 4, and we adopt their modifications to
+// alphaRoughness as input as originally proposed in [2].
+float geometricOcclusion(PBRInfo pbrInputs)
+{
+ float NdotL = pbrInputs.NdotL;
+ float NdotV = pbrInputs.NdotV;
+ float r = pbrInputs.alphaRoughness;
+
+ float attenuationL = 2.0 * NdotL / (NdotL + sqrt(r * r + (1.0 - r * r) * (NdotL * NdotL)));
+ float attenuationV = 2.0 * NdotV / (NdotV + sqrt(r * r + (1.0 - r * r) * (NdotV * NdotV)));
+ return attenuationL * attenuationV;
+}
+
+// The following equation(s) model the distribution of microfacet normals across the area being drawn (aka D())
+// Implementation from "Average Irregularity Representation of a Roughened Surface for Ray Reflection" by T. S. Trowbridge, and K. P. Reitz
+// Follows the distribution function recommended in the SIGGRAPH 2013 course notes from EPIC Games [1], Equation 3.
+float microfacetDistribution(PBRInfo pbrInputs)
+{
+ float roughnessSq = pbrInputs.alphaRoughness * pbrInputs.alphaRoughness;
+ float f = (pbrInputs.NdotH * roughnessSq - pbrInputs.NdotH) * pbrInputs.NdotH + 1.0;
+ return roughnessSq / (M_PI * f * f);
+}
+
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+ float perceptualRoughness,
+ float metallic,
+ vec3 n, // normal
+ vec3 v, // surface point to camera
+ vec3 l) //surface point to light
+{
+ // make sure specular highlights from punctual lights don't fall off of polished surfaces
+ perceptualRoughness = max(perceptualRoughness, 8.0/255.0);
+
+ float alphaRoughness = perceptualRoughness * perceptualRoughness;
+
+ // Compute reflectance.
+ float reflectance = max(max(specularColor.r, specularColor.g), specularColor.b);
+
+ // For typical incident reflectance range (between 4% to 100%) set the grazing reflectance to 100% for typical fresnel effect.
+ // For very low reflectance range on highly diffuse objects (below 4%), incrementally reduce grazing reflecance to 0%.
+ float reflectance90 = clamp(reflectance * 25.0, 0.0, 1.0);
+ vec3 specularEnvironmentR0 = specularColor.rgb;
+ vec3 specularEnvironmentR90 = vec3(1.0, 1.0, 1.0) * reflectance90;
+
+ vec3 h = normalize(l+v); // Half vector between both l and v
+ vec3 reflection = -normalize(reflect(v, n));
+ reflection.y *= -1.0f;
+
+ float NdotL = clamp(dot(n, l), 0.001, 1.0);
+ float NdotV = clamp(abs(dot(n, v)), 0.001, 1.0);
+ float NdotH = clamp(dot(n, h), 0.0, 1.0);
+ float LdotH = clamp(dot(l, h), 0.0, 1.0);
+ float VdotH = clamp(dot(v, h), 0.0, 1.0);
+
+ PBRInfo pbrInputs = PBRInfo(
+ NdotL,
+ NdotV,
+ NdotH,
+ LdotH,
+ VdotH,
+ perceptualRoughness,
+ metallic,
+ specularEnvironmentR0,
+ specularEnvironmentR90,
+ alphaRoughness,
+ diffuseColor,
+ specularColor
+ );
+
+ // Calculate the shading terms for the microfacet specular shading model
+ vec3 F = specularReflection(pbrInputs);
+ float G = geometricOcclusion(pbrInputs);
+ float D = microfacetDistribution(pbrInputs);
+
+ const vec3 u_LightColor = vec3(1.0);
+
+ // Calculation of analytical lighting contribution
+ vec3 diffuseContrib = (1.0 - F) * diffuse(pbrInputs);
+ vec3 specContrib = F * G * D / (4.0 * NdotL * NdotV);
+ // Obtain final intensity as reflectance (BRDF) scaled by the energy of the light (cosine law)
+ vec3 color = NdotL * u_LightColor * (diffuseContrib + specContrib);
+
+ return color;
+}
+
+void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor)
+{
+ vec3 f0 = vec3(0.04);
+ diffuseColor = baseColor*(vec3(1.0)-f0);
+ diffuseColor *= 1.0 - metallic;
+ specularColor = mix(f0, baseColor, metallic);
+}
+
+vec3 pbrBaseLight(vec3 diffuseColor, vec3 specularColor, float metallic, vec3 v, vec3 norm, float perceptualRoughness, vec3 light_dir, vec3 sunlit, float scol, vec3 radiance, vec3 irradiance, vec3 colorEmissive, float ao, vec3 additive, vec3 atten)
+{
+ vec3 color = vec3(0);
+
+ float NdotV = clamp(abs(dot(norm, v)), 0.001, 1.0);
+
+ color += pbrIbl(diffuseColor, specularColor, radiance, irradiance, ao, NdotV, perceptualRoughness);
+
+ color += pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, norm, v, normalize(light_dir)) * sunlit * 2.75 * scol;
+ color += colorEmissive*0.5;
+
+ color = atmosFragLightingLinear(color, additive, atten);
+ color = scaleSoftClipFragLinear(color);
+
+ return color;
+}
+
+uniform vec4 waterPlane;
+uniform float waterSign;
+
+// discard if given position in eye space is on the wrong side of the waterPlane according to waterSign
+void waterClip(vec3 pos)
+{
+ // TODO: make this less branchy
+ if (waterSign > 0)
+ {
+ if ((dot(pos.xyz, waterPlane.xyz) + waterPlane.w) < -0.1)
+ {
+ discard;
+ }
+ }
+ else
+ {
+ if ((dot(pos.xyz, waterPlane.xyz) + waterPlane.w) > -0.1)
+ {
+ discard;
+ }
+ }
+
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
index b328ee9483..3bf148502c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl
@@ -53,6 +53,6 @@ void main()
frag_data[0] = vec4(col.rgb, 0.0);
frag_data[1] = vec4(0,0,0,0); // spec
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
index fc5c86b4d6..e15239b59d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -52,5 +52,5 @@ void main()
frag_data[0] = vec4(col.rgb, 0.0);
frag_data[1] = vec4(0,0,0,0);
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
index 1bb8eb8bd0..b0ff233414 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl
@@ -52,6 +52,6 @@ void main()
frag_data[0] = vec4(col.rgb, 0.0);
frag_data[1] = vec4(0,0,0,0); // spec
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
index 8319e61242..b2d2e2fa71 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl
@@ -46,6 +46,6 @@ void main()
frag_data[1] = vertex_color.aaaa; // spec
//frag_data[1] = vec4(vec3(vertex_color.a), vertex_color.a+(1.0-vertex_color.a)*vertex_color.a); // spec - from former class3 - maybe better, but not so well tested
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), vertex_color.a, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), vertex_color.a, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
index ccd1df84f9..b4bc114dd5 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl
@@ -48,5 +48,5 @@ void main()
frag_data[0] = vec4(col, 0.0);
frag_data[1] = vec4(spec, vertex_color.a); // spec
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), vertex_color.a, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), vertex_color.a, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
index 57420158ca..33b97aefcb 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
@@ -82,7 +82,7 @@ void main()
color.a = final_alpha;
#endif
- frag_color.rgb = color.rgb;
+ frag_color.rgb = srgb_to_linear(color.rgb);
frag_color.a = color.a;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
index 9fcee04c32..f693323d45 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
@@ -38,7 +38,7 @@ uniform sampler2D diffuseMap;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
VARYING vec3 vary_texcoord1;
-VARYING vec4 vary_position;
+VARYING vec3 vary_position;
uniform samplerCube environmentMap;
@@ -74,7 +74,7 @@ void main()
vec3 amblit;
vec3 additive;
vec3 atten;
- vec3 pos = vary_position.xyz/vary_position.w;
+ vec3 pos = vary_position.xyz;
calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten, false);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyV.glsl
index 3bd6b693fa..0e461b4004 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyV.glsl
@@ -45,7 +45,7 @@ ATTRIBUTE vec2 texcoord0;
VARYING vec4 vertex_color;
VARYING vec2 vary_texcoord0;
VARYING vec3 vary_texcoord1;
-VARYING vec4 vary_position;
+VARYING vec3 vary_position;
#ifdef HAS_SKIN
mat4 getObjectSkinnedTransform();
@@ -62,17 +62,18 @@ void main()
mat4 mat = getObjectSkinnedTransform();
mat = modelview_matrix * mat;
vec4 pos = mat * vert;
- vary_position = gl_Position = projection_matrix * pos;
+ gl_Position = projection_matrix * pos;
vec3 norm = normalize((mat*vec4(normal.xyz+position.xyz,1.0)).xyz-pos.xyz);
#else
vec4 pos = (modelview_matrix * vert);
- vary_position = gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0);
+ gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0);
vec3 norm = normalize(normal_matrix * normal);
#endif
- vec3 ref = reflect(pos.xyz, -norm);
+ vary_position = pos.xyz;
vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
- vary_texcoord1 = (texture_matrix1 * vec4(ref,1.0)).xyz;
+
+ vary_texcoord1 = norm;
calcAtmospherics(pos.xyz);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/genbrdflutF.glsl b/indra/newview/app_settings/shaders/class1/deferred/genbrdflutF.glsl
new file mode 100644
index 0000000000..9e6c853015
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/genbrdflutF.glsl
@@ -0,0 +1,141 @@
+/**
+ * @file class1/deferred/genbrdflut.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
+ * $/LicenseInfo$
+ */
+
+/* Taken from Sascha Willem's Vulkan GLTF refernce implementation
+MIT License
+
+Copyright (c) 2018 Sascha Willems
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+/*[EXTRA_CODE_HERE]*/
+
+VARYING vec2 vary_uv;
+
+out vec4 outColor;
+
+#define NUM_SAMPLES 1024u
+
+const float PI = 3.1415926536;
+
+// Based omn http://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/
+float random(vec2 co)
+{
+ float a = 12.9898;
+ float b = 78.233;
+ float c = 43758.5453;
+ float dt= dot(co.xy ,vec2(a,b));
+ float sn= mod(dt,3.14);
+ return fract(sin(sn) * c);
+}
+
+vec2 hammersley2d(uint i, uint N)
+{
+ // Radical inverse based on http://holger.dammertz.org/stuff/notes_HammersleyOnHemisphere.html
+ uint bits = (i << 16u) | (i >> 16u);
+ bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);
+ bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);
+ bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);
+ bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);
+ float rdi = float(bits) * 2.3283064365386963e-10;
+ return vec2(float(i) /float(N), rdi);
+}
+
+// Based on http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_slides.pdf
+vec3 importanceSample_GGX(vec2 Xi, float roughness, vec3 normal)
+{
+ // Maps a 2D point to a hemisphere with spread based on roughness
+ float alpha = roughness * roughness;
+ float phi = 2.0 * PI * Xi.x + random(normal.xz) * 0.1;
+ float cosTheta = sqrt((1.0 - Xi.y) / (1.0 + (alpha*alpha - 1.0) * Xi.y));
+ float sinTheta = sqrt(1.0 - cosTheta * cosTheta);
+ vec3 H = vec3(sinTheta * cos(phi), sinTheta * sin(phi), cosTheta);
+
+ // Tangent space
+ vec3 up = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);
+ vec3 tangentX = normalize(cross(up, normal));
+ vec3 tangentY = normalize(cross(normal, tangentX));
+
+ // Convert to world Space
+ return normalize(tangentX * H.x + tangentY * H.y + normal * H.z);
+}
+
+// Geometric Shadowing function
+float G_SchlicksmithGGX(float dotNL, float dotNV, float roughness)
+{
+ float k = (roughness * roughness) / 2.0;
+ float GL = dotNL / (dotNL * (1.0 - k) + k);
+ float GV = dotNV / (dotNV * (1.0 - k) + k);
+ return GL * GV;
+}
+
+vec2 BRDF(float NoV, float roughness)
+{
+ // Normal always points along z-axis for the 2D lookup
+ const vec3 N = vec3(0.0, 0.0, 1.0);
+ vec3 V = vec3(sqrt(1.0 - NoV*NoV), 0.0, NoV);
+
+ vec2 LUT = vec2(0.0);
+ for(uint i = 0u; i < NUM_SAMPLES; i++) {
+ vec2 Xi = hammersley2d(i, NUM_SAMPLES);
+ vec3 H = importanceSample_GGX(Xi, roughness, N);
+ vec3 L = 2.0 * dot(V, H) * H - V;
+
+ float dotNL = max(dot(N, L), 0.0);
+ float dotNV = max(dot(N, V), 0.0);
+ float dotVH = max(dot(V, H), 0.0);
+ float dotNH = max(dot(H, N), 0.0);
+
+ if (dotNL > 0.0) {
+ float G = G_SchlicksmithGGX(dotNL, dotNV, roughness);
+ float G_Vis = (G * dotVH) / (dotNH * dotNV);
+ float Fc = pow(1.0 - dotVH, 5.0);
+ LUT += vec2((1.0 - Fc) * G_Vis, Fc * G_Vis);
+ }
+ }
+ return LUT / float(NUM_SAMPLES);
+}
+
+void main()
+{
+ outColor = vec4(BRDF(vary_uv.s, 1.0-vary_uv.t), 0.0, 1.0);
+}
diff --git a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/genbrdflutV.glsl
index 09b6004481..682244478b 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/genbrdflutV.glsl
@@ -1,9 +1,9 @@
/**
- * @file class1\windlight\cloudShadowV.glsl
+ * @file class3\deferred\genbrdflutV.glsl
*
- * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
* Second Life Viewer Source Code
- * Copyright (C) 2011, Linden Research, Inc.
+ * 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
@@ -23,39 +23,17 @@
* $/LicenseInfo$
*/
-uniform mat4 texture_matrix0;
uniform mat4 modelview_projection_matrix;
-uniform float shadow_target_width;
ATTRIBUTE vec3 position;
-ATTRIBUTE vec4 diffuse_color;
-ATTRIBUTE vec2 texcoord0;
-#if !defined(DEPTH_CLAMP)
-VARYING float pos_zd2;
-#endif
-
-VARYING vec4 pos;
-VARYING float target_pos_x;
-VARYING vec2 vary_texcoord0;
-
-void passTextureIndex();
+VARYING vec2 vary_uv;
void main()
{
//transform vertex
- vec4 pre_pos = vec4(position.xyz, 1.0);
- pos = modelview_projection_matrix * pre_pos;
- target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x;
-
-#if !defined(DEPTH_CLAMP)
- pos_zd2 = pos.z * 0.5;
- gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
-#else
- gl_Position = pos;
-#endif
-
- passTextureIndex();
+ vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0);
+ vary_uv = position.xy*0.5+0.5;
- vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+ gl_Position = vec4(position.xyz, 1.0);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/highlightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/highlightF.glsl
index 90566393d2..75f914cb02 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/highlightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/highlightF.glsl
@@ -38,5 +38,5 @@ void main()
{
frag_data[0] = color*texture2D(diffuseMap, vary_texcoord0.xy);
frag_data[1] = vec4(0.0);
- frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0);
+ frag_data[2] = vec4(0.0, 1.0, 0.0, GBUFFER_FLAG_SKIP_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
index a58cc3d12d..51afda2791 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
@@ -41,6 +41,7 @@ uniform sampler2D specularMap;
VARYING vec2 vary_texcoord0;
vec3 linear_to_srgb(vec3 c);
+vec2 encode_normal (vec3 n);
void main()
{
@@ -56,5 +57,5 @@ void main()
frag_data[0] = vec4(col.rgb, 0.0);
frag_data[1] = spec;
- frag_data[2] = norm;
+ frag_data[2] = vec4(encode_normal(norm.xyz),0,GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index b26194f278..70ae615d46 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -27,37 +27,14 @@
//class1/deferred/materialF.glsl
-// This shader is used for both writing opaque/masked content to the gbuffer and writing blended content to the framebuffer during the alpha pass.
+// Debug stub for non-pbr material
-#define DIFFUSE_ALPHA_MODE_NONE 0
#define DIFFUSE_ALPHA_MODE_BLEND 1
-#define DIFFUSE_ALPHA_MODE_MASK 2
-#define DIFFUSE_ALPHA_MODE_EMISSIVE 3
-
-uniform float emissive_brightness; // fullbright flag, 1.0 == fullbright, 0.0 otherwise
-uniform int sun_up_factor;
-
-#ifdef WATER_FOG
-vec4 applyWaterFogView(vec3 pos, vec4 color);
-#endif
-
-vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
-vec3 scaleSoftClipFrag(vec3 l);
-
-vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten);
-vec3 fullbrightScaleSoftClip(vec3 light);
-
-void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao);
-
-vec3 srgb_to_linear(vec3 cs);
-vec3 linear_to_srgb(vec3 cs);
#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
-
-#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
#else
-#define frag_color gl_FragColor
+out vec4 frag_data[4];
#endif
#ifdef HAS_SUN_SHADOW
@@ -239,216 +216,13 @@ void main()
#endif
#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
- vec3 gamma_diff = diffcol.rgb;
- diffcol.rgb = srgb_to_linear(diffcol.rgb);
-#endif
-
-#ifdef HAS_SPECULAR_MAP
- vec4 spec = texture2D(specularMap, vary_texcoord2.xy);
- spec.rgb *= specular_color.rgb;
-#else
- vec4 spec = vec4(specular_color.rgb, 1.0);
-#endif
-
-#ifdef HAS_NORMAL_MAP
- vec4 norm = texture2D(bumpMap, vary_texcoord1.xy);
-
- norm.xyz = norm.xyz * 2 - 1;
-
- vec3 tnorm = vec3(dot(norm.xyz,vary_mat0),
- dot(norm.xyz,vary_mat1),
- dot(norm.xyz,vary_mat2));
-#else
- vec4 norm = vec4(0,0,0,1.0);
- vec3 tnorm = vary_normal;
-#endif
-
- norm.xyz = normalize(tnorm.xyz);
-
- vec2 abnormal = encode_normal(norm.xyz);
-
- vec4 final_color = diffcol;
-
-#if (DIFFUSE_ALPHA_MODE != DIFFUSE_ALPHA_MODE_EMISSIVE)
- final_color.a = emissive_brightness;
+ frag_color = vec4(1,0,0,0.5);
#else
- final_color.a = max(final_color.a, emissive_brightness);
-#endif
-
- vec4 final_specular = spec;
-
-#ifdef HAS_SPECULAR_MAP
- vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity * spec.a, 0.0);
- final_specular.a = specular_color.a * norm.a;
-#else
- vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, 0.0);
- final_specular.a = specular_color.a;
-#endif
-
-#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
-
- //forward rendering, output just lit sRGBA
- vec3 pos = vary_position;
-
- float shadow = 1.0f;
-
-#ifdef HAS_SUN_SHADOW
- shadow = sampleDirectionalShadow(pos.xyz, norm.xyz, pos_screen);
-#endif
-
- spec = final_specular;
- vec4 diffuse = final_color;
- float envIntensity = final_normal.z;
-
- vec3 color = vec3(0,0,0);
-
- vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir;
-
- float bloom = 0.0;
- vec3 sunlit;
- vec3 amblit;
- vec3 additive;
- vec3 atten;
-
- calcAtmosphericVars(pos.xyz, light_dir, 1.0, sunlit, amblit, additive, atten, false);
-
- // This call breaks the Mac GLSL compiler/linker for unknown reasons (17Mar2020)
- // The call is either a no-op or a pure (pow) gamma adjustment, depending on GPU level
- // TODO: determine if we want to re-apply the gamma adjustment, and if so understand & fix Mac breakage
- //color = fullbrightScaleSoftClip(color);
-
- vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
-
- //we're in sRGB space, so gamma correct this dot product so
- // lighting from the sun stays sharp
- float da = clamp(dot(normalize(norm.xyz), light_dir.xyz), 0.0, 1.0);
- da = pow(da, 1.0 / 1.3);
-
- color = amblit;
-
- //darken ambient for normals perpendicular to light vector so surfaces in shadow
- // and facing away from light still have some definition to them.
- // do NOT gamma correct this dot product so ambient lighting stays soft
- float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
- ambient *= 0.5;
- ambient *= ambient;
- ambient = (1.0 - ambient);
-
- vec3 sun_contrib = min(da, shadow) * sunlit;
-
- color *= ambient;
-
- color += sun_contrib;
-
- color *= gamma_diff.rgb;
-
- float glare = 0.0;
-
- if (spec.a > 0.0) // specular reflection
- {
- /* // Reverting this specular calculation to previous 'dumbshiny' version - DJH 6/17/2020
- // Preserving the refactored version as a comment for potential reconsideration,
- // overriding the general rule to avoid pollutiong the source with commented code.
- //
- // If you're reading this in 2021+, feel free to obliterate.
-
- vec3 npos = -normalize(pos.xyz);
-
- //vec3 ref = dot(pos+lv, norm);
- vec3 h = normalize(light_dir.xyz + npos);
- float nh = dot(norm.xyz, h);
- float nv = dot(norm.xyz, npos);
- float vh = dot(npos, h);
- float sa = nh;
- float fres = pow(1 - dot(h, npos), 5)*0.4 + 0.5;
-
- float gtdenom = 2 * nh;
- float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh));
-
- if (nh > 0.0)
- {
- float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt / (nh*da);
- vec3 sp = sun_contrib*scol / 6.0f;
- sp = clamp(sp, vec3(0), vec3(1));
- bloom = dot(sp, sp) / 4.0;
- color += sp * spec.rgb;
- }
- */
-
- float sa = dot(refnormpersp, sun_dir.xyz);
- vec3 dumbshiny = sunlit * shadow * (texture2D(lightFunc, vec2(sa, spec.a)).r);
-
- // add the two types of shiny together
- vec3 spec_contrib = dumbshiny * spec.rgb;
- bloom = dot(spec_contrib, spec_contrib) / 6;
-
- glare = max(spec_contrib.r, spec_contrib.g);
- glare = max(glare, spec_contrib.b);
-
- color += spec_contrib;
- }
-
- color = mix(color.rgb, diffcol.rgb, diffuse.a);
-
- if (envIntensity > 0.0)
- {
- //add environmentmap
- vec3 env_vec = env_mat * refnormpersp;
-
- vec3 reflected_color = textureCube(environmentMap, env_vec).rgb;
-
- color = mix(color, reflected_color, envIntensity);
-
- float cur_glare = max(reflected_color.r, reflected_color.g);
- cur_glare = max(cur_glare, reflected_color.b);
- cur_glare *= envIntensity*4.0;
- glare += cur_glare;
- }
-
- color = atmosFragLighting(color, additive, atten);
- color = scaleSoftClipFrag(color);
-
- //convert to linear before adding local lights
- color = srgb_to_linear(color);
-
- vec3 npos = normalize(-pos.xyz);
-
- vec3 light = vec3(0, 0, 0);
-
- final_specular.rgb = srgb_to_linear(final_specular.rgb); // SL-14035
-
-#define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, npos, diffuse.rgb, final_specular, pos.xyz, norm.xyz, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, glare, light_attenuation[i].w );
-
- LIGHT_LOOP(1)
- LIGHT_LOOP(2)
- LIGHT_LOOP(3)
- LIGHT_LOOP(4)
- LIGHT_LOOP(5)
- LIGHT_LOOP(6)
- LIGHT_LOOP(7)
-
- color += light;
-
- glare = min(glare, 1.0);
- float al = max(diffcol.a, glare)*vertex_color.a;
-
- //convert to srgb as this color is being written post gamma correction
- color = linear_to_srgb(color);
-
-#ifdef WATER_FOG
- vec4 temp = applyWaterFogView(pos, vec4(color, al));
- color = temp.rgb;
- al = temp.a;
-#endif
-
- frag_color = vec4(color, al);
-
-#else // mode is not DIFFUSE_ALPHA_MODE_BLEND, encode to gbuffer
-
- // deferred path
- frag_data[0] = final_color; //gbuffer is sRGB
- frag_data[1] = final_specular; // XYZ = Specular color. W = Specular exponent.
- frag_data[2] = final_normal; // XY = Normal. Z = Env. intensity.
+ // emissive red PBR material
+ frag_data[0] = vec4(0,0,0,0);
+ frag_data[1] = vec4(0,0,0,0);
+ frag_data[2] = vec4(1,0,0,GBUFFER_FLAG_HAS_PBR);
+ frag_data[3] = vec4(1,0,0,0);
#endif
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl
index 7e29ada205..a1cab87092 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl
@@ -1,5 +1,5 @@
/**
- * @file bumpV.glsl
+ * @file materialV.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
diff --git a/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl
index 35068899ee..b4044353b4 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl
@@ -34,8 +34,7 @@ out vec4 frag_data[3];
#endif
uniform vec4 color;
-uniform vec4 sunlight_color;
-uniform vec4 moonlight_color;
+uniform vec3 moonlight_color;
uniform vec3 moon_dir;
uniform float moon_brightness;
uniform sampler2D diffuseMap;
@@ -66,7 +65,7 @@ void main()
frag_data[0] = vec4(c.rgb, c.a);
frag_data[1] = vec4(0.0);
- frag_data[2] = vec4(0.0f);
+ frag_data[2] = vec4(0.0, 0.0, 0.0, GBUFFER_FLAG_HAS_ATMOS);
gl_FragDepth = 0.999985f;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
index 09c47165dd..0ae4bbfc5d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -36,7 +36,6 @@ out vec4 frag_color;
uniform sampler2DRect depthMap;
uniform sampler2DRect diffuseRect;
uniform sampler2DRect specularRect;
-uniform samplerCube environmentMap;
uniform sampler2D noiseMap;
uniform sampler2D lightFunc;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index ec3fb9c543..8dcc18080d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -42,7 +42,6 @@ uniform sampler2DRect diffuseRect;
uniform sampler2DRect specularRect;
uniform sampler2DRect depthMap;
uniform sampler2DRect normalMap;
-uniform samplerCube environmentMap;
uniform sampler2D noiseMap;
uniform sampler2D projectionMap;
uniform sampler2D lightFunc;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl
new file mode 100644
index 0000000000..fc1024f4f1
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl
@@ -0,0 +1,34 @@
+/**
+ * @file class1\deferred\pbralphaF.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;
+
+void main()
+{
+ frag_color = vec4(0,1,0,0.5);
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl
new file mode 100644
index 0000000000..d0d76fd0cb
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl
@@ -0,0 +1,115 @@
+/**
+ * @file class1\deferred\pbralphaV.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
+ * $/LicenseInfo$
+ */
+
+#define DIFFUSE_ALPHA_MODE_IGNORE 0
+#define DIFFUSE_ALPHA_MODE_BLEND 1
+#define DIFFUSE_ALPHA_MODE_MASK 2
+#define DIFFUSE_ALPHA_MODE_EMISSIVE 3
+
+#ifdef HAS_SKIN
+uniform mat4 modelview_matrix;
+uniform mat4 projection_matrix;
+mat4 getObjectSkinnedTransform();
+#else
+uniform mat3 normal_matrix;
+uniform mat4 modelview_projection_matrix;
+#endif
+
+#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
+ #if !defined(HAS_SKIN)
+ uniform mat4 modelview_matrix;
+ #endif
+ VARYING vec3 vary_position;
+#endif
+
+uniform mat4 texture_matrix0;
+
+#ifdef HAS_SUN_SHADOW
+VARYING vec3 vary_fragcoord;
+uniform float near_clip;
+#endif
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec4 diffuse_color;
+ATTRIBUTE vec3 normal;
+ATTRIBUTE vec4 tangent;
+ATTRIBUTE vec2 texcoord0;
+ATTRIBUTE vec2 texcoord1;
+ATTRIBUTE vec2 texcoord2;
+
+
+VARYING vec4 vertex_color;
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+VARYING vec2 vary_texcoord2;
+VARYING vec3 vary_normal;
+VARYING vec3 vary_tangent;
+flat out float vary_sign;
+
+
+void main()
+{
+#ifdef HAS_SKIN
+ mat4 mat = getObjectSkinnedTransform();
+ mat = modelview_matrix * mat;
+ vec3 pos = (mat*vec4(position.xyz,1.0)).xyz;
+#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
+ vary_position = pos;
+#endif
+ vec4 vert = projection_matrix * vec4(pos,1.0);
+#else
+ //transform vertex
+ vec4 vert = modelview_projection_matrix * vec4(position.xyz, 1.0);
+#endif
+ gl_Position = vert;
+
+#ifdef HAS_SUN_SHADOW
+ vary_fragcoord.xyz = vert.xyz + vec3(0,0,near_clip);
+#endif
+
+ vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+ vary_texcoord1 = (texture_matrix0 * vec4(texcoord1,0,1)).xy;
+ vary_texcoord2 = (texture_matrix0 * vec4(texcoord2,0,1)).xy;
+
+#ifdef HAS_SKIN
+ vec3 n = (mat*vec4(normal.xyz+position.xyz,1.0)).xyz-pos.xyz;
+ vec3 t = (mat*vec4(tangent.xyz+position.xyz,1.0)).xyz-pos.xyz;
+#else //HAS_SKIN
+ vec3 n = normal_matrix * normal;
+ vec3 t = normal_matrix * tangent.xyz;
+#endif //HAS_SKIN
+
+ vary_tangent = normalize(t);
+ vary_sign = tangent.w;
+ vary_normal = normalize(n);
+
+ vertex_color = diffuse_color;
+
+#if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
+ #if !defined(HAS_SKIN)
+ vary_position = (modelview_matrix*vec4(position.xyz, 1.0)).xyz;
+ #endif
+#endif
+}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl
new file mode 100644
index 0000000000..7376e9eb47
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl
@@ -0,0 +1,105 @@
+/**
+ * @file pbropaqueF.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]*/
+
+uniform sampler2D diffuseMap; //always in sRGB space
+
+uniform float metallicFactor;
+uniform float roughnessFactor;
+uniform vec3 emissiveColor;
+uniform sampler2D bumpMap;
+uniform sampler2D emissiveMap;
+uniform sampler2D specularMap; // Packed: Occlusion, Metal, Roughness
+
+out vec4 frag_data[4];
+
+VARYING vec3 vary_position;
+VARYING vec4 vertex_color;
+VARYING vec3 vary_normal;
+VARYING vec3 vary_tangent;
+flat in float vary_sign;
+
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+VARYING vec2 vary_texcoord2;
+
+uniform float minimum_alpha; // PBR alphaMode: MASK, See: mAlphaCutoff, setAlphaCutoff()
+
+vec2 encode_normal(vec3 n);
+vec3 linear_to_srgb(vec3 c);
+vec3 srgb_to_linear(vec3 c);
+
+uniform mat3 normal_matrix;
+
+void main()
+{
+// IF .mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
+// vec3 col = vertex_color.rgb * diffuseLookup(vary_texcoord0.xy).rgb;
+// else
+ vec4 albedo = texture2D(diffuseMap, vary_texcoord0.xy).rgba;
+ if (albedo.a < minimum_alpha)
+ {
+ discard;
+ }
+
+ vec3 col = vertex_color.rgb * srgb_to_linear(albedo.rgb);
+
+ // from mikktspace.com
+ vec3 vNt = texture2D(bumpMap, vary_texcoord1.xy).xyz*2.0-1.0;
+ float sign = vary_sign;
+ vec3 vN = vary_normal;
+ vec3 vT = vary_tangent.xyz;
+
+ vec3 vB = sign * cross(vN, vT);
+ vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN );
+
+ // RGB = Occlusion, Roughness, Metal
+ // default values, see LLViewerTexture::sDefaultPBRORMImagep
+ // occlusion 1.0
+ // roughness 0.0
+ // metal 0.0
+ vec3 spec = texture2D(specularMap, vary_texcoord2.xy).rgb;
+
+ spec.g *= roughnessFactor;
+ spec.b *= metallicFactor;
+
+ vec3 emissive = emissiveColor;
+ emissive *= srgb_to_linear(texture2D(emissiveMap, vary_texcoord0.xy).rgb);
+
+ tnorm *= gl_FrontFacing ? 1.0 : -1.0;
+
+ //spec.rgb = vec3(1,1,0);
+ //col = vec3(0,0,0);
+ //emissive = vary_tangent.xyz*0.5+0.5;
+ //emissive = vec3(sign*0.5+0.5);
+ //emissive = vNt * 0.5 + 0.5;
+ //emissive = tnorm*0.5+0.5;
+ // See: C++: addDeferredAttachments(), GLSL: softenLightF
+ frag_data[0] = vec4(col, 0.0); // Diffuse
+ frag_data[1] = vec4(spec.rgb,vertex_color.a); // PBR linear packed Occlusion, Roughness, Metal.
+ frag_data[2] = vec4(encode_normal(tnorm), vertex_color.a, GBUFFER_FLAG_HAS_PBR); // normal, environment intensity, flags
+ frag_data[3] = vec4(emissive,0); // PBR sRGB Emissive
+}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueV.glsl
new file mode 100644
index 0000000000..5573c02a60
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueV.glsl
@@ -0,0 +1,92 @@
+/**
+ * @file pbropaqueV.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
+ * $/LicenseInfo$
+ */
+
+#define DIFFUSE_ALPHA_MODE_IGNORE 0
+#define DIFFUSE_ALPHA_MODE_BLEND 1
+#define DIFFUSE_ALPHA_MODE_MASK 2
+#define DIFFUSE_ALPHA_MODE_EMISSIVE 3
+
+#ifdef HAS_SKIN
+uniform mat4 modelview_matrix;
+uniform mat4 projection_matrix;
+mat4 getObjectSkinnedTransform();
+#else
+uniform mat3 normal_matrix;
+uniform mat4 modelview_projection_matrix;
+#endif
+
+uniform mat4 texture_matrix0;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec4 diffuse_color;
+ATTRIBUTE vec3 normal;
+ATTRIBUTE vec4 tangent;
+ATTRIBUTE vec2 texcoord0;
+ATTRIBUTE vec2 texcoord1;
+ATTRIBUTE vec2 texcoord2;
+
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+VARYING vec2 vary_texcoord2;
+
+VARYING vec4 vertex_color;
+
+VARYING vec3 vary_tangent;
+flat out float vary_sign;
+VARYING vec3 vary_normal;
+
+void main()
+{
+#ifdef HAS_SKIN
+ mat4 mat = getObjectSkinnedTransform();
+
+ mat = modelview_matrix * mat;
+
+ vec3 pos = (mat*vec4(position.xyz,1.0)).xyz;
+
+ gl_Position = projection_matrix*vec4(pos,1.0);
+
+#else
+ //transform vertex
+ gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+#endif
+
+ vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+ vary_texcoord1 = (texture_matrix0 * vec4(texcoord1,0,1)).xy;
+ vary_texcoord2 = (texture_matrix0 * vec4(texcoord2,0,1)).xy;
+#ifdef HAS_SKIN
+ vec3 n = (mat*vec4(normal.xyz+position.xyz,1.0)).xyz-pos.xyz;
+ vec3 t = (mat*vec4(tangent.xyz+position.xyz,1.0)).xyz-pos.xyz;
+#else //HAS_SKIN
+ vec3 n = normal_matrix * normal;
+ vec3 t = normal_matrix * tangent.xyz;
+#endif
+
+ vary_tangent = normalize(t);
+ vary_sign = tangent.w;
+ vary_normal = normalize(n);
+
+ vertex_color = diffuse_color;
+}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index 18616a9bb3..5bb034d5c1 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -1,5 +1,5 @@
/**
- * @file pointLightF.glsl
+ * @file class1\deferred\pointLightF.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -36,7 +36,6 @@ out vec4 frag_color;
uniform sampler2DRect diffuseRect;
uniform sampler2DRect specularRect;
uniform sampler2DRect normalMap;
-uniform samplerCube environmentMap;
uniform sampler2D noiseMap;
uniform sampler2D lightFunc;
uniform sampler2DRect depthMap;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
index cd37a34e0d..b61f37fe47 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl
@@ -41,12 +41,53 @@ uniform float display_gamma;
vec3 linear_to_srgb(vec3 cl);
+//=================================
+// borrowed noise from:
+// <https://www.shadertoy.com/view/4dS3Wd>
+// By Morgan McGuire @morgan3d, http://graphicscodex.com
+//
+float hash(float n) { return fract(sin(n) * 1e4); }
+float hash(vec2 p) { return fract(1e4 * sin(17.0 * p.x + p.y * 0.1) * (0.1 + abs(sin(p.y * 13.0 + p.x)))); }
+
+float noise(float x) {
+ float i = floor(x);
+ float f = fract(x);
+ float u = f * f * (3.0 - 2.0 * f);
+ return mix(hash(i), hash(i + 1.0), u);
+}
+
+float noise(vec2 x) {
+ vec2 i = floor(x);
+ vec2 f = fract(x);
+
+ // Four corners in 2D of a tile
+ float a = hash(i);
+ float b = hash(i + vec2(1.0, 0.0));
+ float c = hash(i + vec2(0.0, 1.0));
+ float d = hash(i + vec2(1.0, 1.0));
+
+ // Simple 2D lerp using smoothstep envelope between the values.
+ // return vec3(mix(mix(a, b, smoothstep(0.0, 1.0, f.x)),
+ // mix(c, d, smoothstep(0.0, 1.0, f.x)),
+ // smoothstep(0.0, 1.0, f.y)));
+
+ // Same code, with the clamps in smoothstep and common subexpressions
+ // optimized away.
+ vec2 u = f * f * (3.0 - 2.0 * f);
+ return mix(a, b, u.x) + (c - a) * u.y * (1.0 - u.x) + (d - b) * u.x * u.y;
+}
+
+//=============================
+
void main()
{
//this is the one of the rare spots where diffuseRect contains linear color values (not sRGB)
vec4 diff = texture2DRect(diffuseRect, vary_fragcoord);
- //diff.rgb = pow(diff.rgb, vec3(display_gamma));
diff.rgb = linear_to_srgb(diff.rgb);
+ vec3 seed = (diff.rgb+vec3(1.0))*vec3(vary_fragcoord.xy, vary_fragcoord.x+vary_fragcoord.y);
+ vec3 nz = vec3(noise(seed.rg), noise(seed.gb), noise(seed.rb));
+ diff.rgb += nz*0.008;
+ //diff.rgb = nz;
frag_color = diff;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/reflectionProbeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/reflectionProbeF.glsl
new file mode 100644
index 0000000000..dd850ff97c
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/reflectionProbeF.glsl
@@ -0,0 +1,58 @@
+/**
+ * @file class1/deferred/reflectionProbeF.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
+ * $/LicenseInfo$
+ */
+
+// fallback stub -- will be used if actual reflection probe shader failed to load (output pink so it's obvious)
+void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv,
+ vec3 pos, vec3 norm, float glossiness, bool errorCorrect)
+{
+ ambenv = vec3(1,0,1);
+ glossenv = vec3(1,0,1);
+}
+
+void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv,
+ vec3 pos, vec3 norm, float glossiness)
+{
+ sampleReflectionProbes(ambenv, glossenv,
+ pos, norm, glossiness, false);
+}
+
+void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv,
+ vec3 pos, vec3 norm, float glossiness, float envIntensity)
+{
+ ambenv = vec3(1,0,1);
+ glossenv = vec3(1,0,1);
+ legacyenv = vec3(1,0,1);
+}
+
+void applyGlossEnv(inout vec3 color, vec3 glossenv, vec4 spec, vec3 pos, vec3 norm)
+{
+
+}
+
+void applyLegacyEnv(inout vec3 color, vec3 legacyenv, vec4 spec, vec3 pos, vec3 norm, float envIntensity)
+{
+
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
index 331249dc33..adc2db60b6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl
@@ -35,7 +35,7 @@ out vec4 frag_data[3];
// The fragment shader for the sky
/////////////////////////////////////////////////////////////////////////
-VARYING vec4 vary_HazeColor;
+VARYING vec3 vary_HazeColor;
/// Soft clips the light with a gamma correction
vec3 scaleSoftClip(vec3 light);
@@ -48,7 +48,7 @@ void main()
// the fragment) if the sky wouldn't show up because the clouds
// are fully opaque.
- vec4 color;
+ vec3 color;
color = vary_HazeColor;
color.rgb *= 2.;
@@ -57,7 +57,7 @@ void main()
/// Gamma correct for WL (soft clip effect).
frag_data[0] = vec4(color.rgb, 0.0);
frag_data[1] = vec4(0.0,0.0,0.0,0.0);
- frag_data[2] = vec4(0.0,0.0,0.0,1.0); //1.0 in norm.w masks off fog
+ frag_data[2] = vec4(0.0,0.0,0.0,GBUFFER_FLAG_SKIP_ATMOS); //1.0 in norm.w masks off fog
gl_FragDepth = 0.99999f;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl
index 28a1faf24f..ff53646fd4 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl
@@ -32,18 +32,18 @@ ATTRIBUTE vec3 position;
///////////////////////////////////////////////////////////////////////////////
// Output parameters
-VARYING vec4 vary_HazeColor;
+VARYING vec3 vary_HazeColor;
// Inputs
uniform vec3 camPosLocal;
-uniform vec4 lightnorm;
-uniform vec4 sunlight_color;
-uniform vec4 moonlight_color;
+uniform vec3 lightnorm;
+uniform vec3 sunlight_color;
+uniform vec3 moonlight_color;
uniform int sun_up_factor;
-uniform vec4 ambient_color;
-uniform vec4 blue_horizon;
-uniform vec4 blue_density;
+uniform vec3 ambient_color;
+uniform vec3 blue_horizon;
+uniform vec3 blue_density;
uniform float haze_horizon;
uniform float haze_density;
@@ -52,11 +52,9 @@ uniform float density_multiplier;
uniform float distance_multiplier;
uniform float max_y;
-uniform vec4 glow;
+uniform vec3 glow;
uniform float sun_moon_glow_factor;
-uniform vec4 cloud_color;
-
// NOTE: Keep these in sync!
// indra\newview\app_settings\shaders\class1\deferred\skyV.glsl
// indra\newview\app_settings\shaders\class1\deferred\cloudsV.glsl
@@ -87,17 +85,17 @@ void main()
float rel_pos_len = length(rel_pos);
// Initialize temp variables
- vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color;
- vec4 light_atten;
+ vec3 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color;
+ vec3 light_atten;
// Sunlight attenuation effect (hue and brightness) due to atmosphere
// this is used later for sunlight modulation at various altitudes
- light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
+ light_atten = (blue_density + vec3(haze_density * 0.25)) * (density_multiplier * max_y);
// Calculate relative weights
- vec4 combined_haze = abs(blue_density) + vec4(abs(haze_density));
- vec4 blue_weight = blue_density / combined_haze;
- vec4 haze_weight = haze_density / combined_haze;
+ vec3 combined_haze = abs(blue_density) + vec4(abs(haze_density));
+ vec3 blue_weight = blue_density / combined_haze;
+ vec3 haze_weight = haze_density / combined_haze;
// Compute sunlight from rel_pos & lightnorm (for long rays like sky)
float off_axis = 1.0 / max(1e-6, max(0., rel_pos_norm.y) + lightnorm.y);
@@ -125,21 +123,21 @@ void main()
// For sun, add to glow. For moon, remove glow entirely. SL-13768
haze_glow = (sun_moon_glow_factor < 1.0) ? 0.0 : (haze_glow + 0.25);
- vec4 color =
+ vec3 color =
(blue_horizon * blue_weight * (sunlight + ambient_color) + (haze_horizon * haze_weight) * (sunlight * haze_glow + ambient_color));
// Final atmosphere additive
color *= (1. - combined_haze);
// Increase ambient when there are more clouds
- vec4 tmpAmbient = ambient_color;
- tmpAmbient += max(vec4(0), (1. - ambient_color)) * cloud_shadow * 0.5;
+ vec3 tmpAmbient = ambient_color;
+ tmpAmbient += max(vec3(0), (1. - ambient_color)) * cloud_shadow * 0.5;
// Dim sunlight by cloud shadow percentage
sunlight *= max(0.0, (1. - cloud_shadow));
// Haze color below cloud
- vec4 additiveColorBelowCloud =
+ vec3 additiveColorBelowCloud =
(blue_horizon * blue_weight * (sunlight + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight * haze_glow + tmpAmbient));
// Attenuate cloud color by atmosphere
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index 7f2c603f87..4b34e55efd 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -142,7 +142,7 @@ void main()
color = mix(color.rgb, reflected_color, envIntensity);
}
- if (norm.w < 0.5)
+ if (GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_ATMOS))
{
color = mix(atmosFragLighting(color, additive, atten), fullbrightAtmosTransportFrag(color, additive, atten), diffuse.a);
color = mix(scaleSoftClipFrag(color), fullbrightScaleSoftClip(color), diffuse.a);
@@ -156,12 +156,6 @@ void main()
}
-// linear debuggables
-//color.rgb = vec3(final_da);
-//color.rgb = vec3(ambient);
-//color.rgb = vec3(scol);
-//color.rgb = diffuse_srgb.rgb;
-
// convert to linear as fullscreen lights need to sum in linear colorspace
// and will be gamma (re)corrected downstream...
diff --git a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
index bac79a9fdc..ef9cee3fa0 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl
@@ -60,7 +60,7 @@ void main()
frag_data[0] = col;
frag_data[1] = vec4(0.0f);
- frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0);
+ frag_data[2] = vec4(0.0, 1.0, 0.0, GBUFFER_FLAG_SKIP_ATMOS);
gl_FragDepth = 0.99995f;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
index b2fa5d8a25..4ab8747629 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
@@ -57,7 +57,7 @@ void main()
frag_data[0] = c;
frag_data[1] = vec4(0.0f);
- frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0);
+ frag_data[2] = vec4(0.0, 1.0, 0.0, GBUFFER_FLAG_SKIP_ATMOS);
gl_FragDepth = 0.999988f;
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
index 6b6eed9db8..d6c14c48c9 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
@@ -63,6 +63,6 @@ void main()
frag_data[0] = outColor;
frag_data[1] = vec4(0.0,0.0,0.0,-1.0);
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
index 89e354558a..dc0e5b0ce3 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl
@@ -52,5 +52,5 @@ void main()
frag_data[0] = vec4(vertex_color.rgb*col.rgb, 0.0);
frag_data[1] = vec4(0,0,0,0);
vec3 nvn = normalize(vary_normal);
- frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+ frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, GBUFFER_FLAG_HAS_ATMOS);
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
index 9a5debb3c1..14c337e608 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl
@@ -78,5 +78,5 @@ void main()
frag_data[0] = vec4(fb.rgb, 1.0); // diffuse
frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec
- frag_data[2] = vec4(encode_normal(wavef), 0.0, 0.0); // normalxyz, env intens, atmo kill
+ frag_data[2] = vec4(encode_normal(wavef), 0.0, GBUFFER_FLAG_HAS_ATMOS); // normalxyz, env intens, flags (atmo kill)
}
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index a157e9c017..876422f86b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -22,163 +22,15 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-
-#extension GL_ARB_texture_rectangle : enable
-/*[EXTRA_CODE_HERE]*/
+// debug stub
+out vec4 frag_data[4];
-#ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_data[3];
-#else
-#define frag_data gl_FragData
-#endif
-
-vec3 scaleSoftClip(vec3 inColor);
-vec3 atmosTransport(vec3 inColor);
-
-uniform sampler2D bumpMap;
-uniform sampler2D bumpMap2;
-uniform float blend_factor;
-uniform sampler2D screenTex;
-uniform sampler2D refTex;
-uniform float sunAngle;
-uniform float sunAngle2;
-uniform vec3 lightDir;
-uniform vec3 specular;
-uniform float lightExp;
-uniform float refScale;
-uniform float kd;
-uniform vec2 screenRes;
-uniform vec3 normScale;
-uniform float fresnelScale;
-uniform float fresnelOffset;
-uniform float blurMultiplier;
-uniform vec2 screen_res;
-uniform mat4 norm_mat; //region space to screen space
-uniform int water_edge;
-
-//bigWave is (refCoord.w, view.w);
-VARYING vec4 refCoord;
-VARYING vec4 littleWave;
-VARYING vec4 view;
-VARYING vec4 vary_position;
-
-vec2 encode_normal(vec3 n);
-vec3 scaleSoftClip(vec3 l);
-vec3 srgb_to_linear(vec3 c);
-vec3 linear_to_srgb(vec3 c);
-
-vec3 BlendNormal(vec3 bump1, vec3 bump2)
+void main()
{
- vec3 n = mix(bump1, bump2, blend_factor);
- return n;
-}
-
-void main()
-{
- vec4 color;
- float dist = length(view.xyz);
-
- //normalize view vector
- vec3 viewVec = normalize(view.xyz);
-
- //get wave normals
- vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0;
- vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0;
- vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0;
-
-
- vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0;
- vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0;
- vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0;
-
- vec3 wave1 = BlendNormal(wave1_a, wave1_b);
- vec3 wave2 = BlendNormal(wave2_a, wave2_b);
- vec3 wave3 = BlendNormal(wave3_a, wave3_b);
-
- //get base fresnel components
-
- vec3 df = vec3(
- dot(viewVec, wave1),
- dot(viewVec, (wave2 + wave3) * 0.5),
- dot(viewVec, wave3)
- ) * fresnelScale + fresnelOffset;
- df *= df;
-
- vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5;
-
- float dist2 = dist;
- dist = max(dist, 5.0);
-
- float dmod = sqrt(dist);
-
- vec2 dmod_scale = vec2(dmod*dmod, dmod);
-
- //get reflected color
- vec2 refdistort1 = wave1.xy*normScale.x;
- vec2 refvec1 = distort+refdistort1/dmod_scale;
- vec4 refcol1 = texture2D(refTex, refvec1);
-
- vec2 refdistort2 = wave2.xy*normScale.y;
- vec2 refvec2 = distort+refdistort2/dmod_scale;
- vec4 refcol2 = texture2D(refTex, refvec2);
-
- vec2 refdistort3 = wave3.xy*normScale.z;
- vec2 refvec3 = distort+refdistort3/dmod_scale;
- vec4 refcol3 = texture2D(refTex, refvec3);
-
- vec4 refcol = refcol1 + refcol2 + refcol3;
- float df1 = df.x + df.y + df.z;
- refcol *= df1 * 0.333;
-
- vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5;
- wavef.z *= max(-viewVec.z, 0.1);
- wavef = normalize(wavef);
-
- float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset;
-
- vec2 refdistort4 = wavef.xy*0.125;
- refdistort4.y -= abs(refdistort4.y);
- vec2 refvec4 = distort+refdistort4/dmod;
- float dweight = min(dist2*blurMultiplier, 1.0);
- vec4 baseCol = texture2D(refTex, refvec4);
-
- refcol = mix(baseCol*df2, refcol, dweight);
-
- //get specular component
- float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0);
-
- //harden specular
- spec = pow(spec, 128.0);
-
- //figure out distortion vector (ripply)
- vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0);
-
- vec4 fb = texture2D(screenTex, distort2);
-
- //mix with reflection
- // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug
- color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999f);
-
- vec4 pos = vary_position;
-
- color.rgb += spec * specular;
-
- color.rgb = atmosTransport(color.rgb);
- color.rgb = scaleSoftClip(color.rgb);
-
- color.a = spec * sunAngle2;
-
- vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz);
-
- //frag_data[0] = color;
-
- // TODO: The non-obvious assignment below is copied from the pre-EEP WL shader code
- // Unfortunately, fixing it causes a mismatch for EEP, and so it remains... for now
- // SL-12975 (unfix pre-EEP broken alpha)
- frag_data[0] = vec4(color.rgb, color); // Effectively, color.rgbr
-
-
- frag_data[1] = vec4(0); // speccolor, spec
- frag_data[2] = vec4(encode_normal(screenspacewavef.xyz), 0.05, 0);// normalxy, 0, 0
+ // emissive blue PBR material
+ frag_data[0] = vec4(0, 0, 0, 0);
+ frag_data[1] = vec4(0, 0, 0, 0);
+ frag_data[2] = vec4(1, 0, 0, GBUFFER_FLAG_HAS_PBR);
+ frag_data[3] = vec4(0, 0, 1, 0);
}
diff --git a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
index 8c8bd6d0d5..ad105c616c 100644
--- a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl
@@ -23,55 +23,10 @@
* $/LicenseInfo$
*/
-#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-
-uniform sampler2D diffuseMap;
-uniform sampler2D bumpMap;
-uniform sampler2D screenTex;
-uniform sampler2D refTex;
-uniform sampler2D screenDepth;
-
-uniform vec4 fogCol;
-uniform vec3 lightDir;
-uniform vec3 specular;
-uniform float lightExp;
-uniform vec2 fbScale;
-uniform float refScale;
-uniform float znear;
-uniform float zfar;
-uniform float kd;
-uniform vec4 waterPlane;
-uniform vec3 eyeVec;
-uniform vec4 waterFogColor;
-uniform float waterFogKS;
-uniform vec2 screenRes;
-
-//bigWave is (refCoord.w, view.w);
-VARYING vec4 refCoord;
-VARYING vec4 littleWave;
-VARYING vec4 view;
-
-vec4 applyWaterFogView(vec3 pos, vec4 color);
+// debug stub
void main()
{
- vec4 color;
-
- //get detail normals
- vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0;
- vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0;
- vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0;
- vec3 wavef = normalize(wave1+wave2+wave3);
-
- //figure out distortion vector (ripply)
- vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5;
- distort = distort+wavef.xy*refScale;
-
- vec4 fb = texture2D(screenTex, distort);
-
- frag_color = applyWaterFogView(view.xyz, fb);
+ frag_color = vec4(0, 1, 1, 0);
}
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
index d370997123..46a6c2021d 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl
@@ -23,146 +23,9 @@
* $/LicenseInfo$
*/
-#ifdef DEFINE_GL_FRAGCOLOR
out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-vec3 scaleSoftClip(vec3 inColor);
-vec3 atmosTransport(vec3 inColor);
-
-uniform sampler2D bumpMap;
-uniform sampler2D bumpMap2;
-uniform float blend_factor;
-uniform sampler2D screenTex;
-uniform sampler2D refTex;
-
-uniform float sunAngle;
-uniform float sunAngle2;
-uniform vec3 lightDir;
-uniform vec3 specular;
-uniform float lightExp;
-uniform float refScale;
-uniform float kd;
-uniform vec2 screenRes;
-uniform vec3 normScale;
-uniform float fresnelScale;
-uniform float fresnelOffset;
-uniform float blurMultiplier;
-
-
-//bigWave is (refCoord.w, view.w);
-VARYING vec4 refCoord;
-VARYING vec4 littleWave;
-VARYING vec4 view;
-
-vec3 BlendNormal(vec3 bump1, vec3 bump2)
+void main()
{
- vec3 n = mix(bump1, bump2, blend_factor);
- return n;
+ frag_color = vec4(0, 0, 1, 0);
}
-
-
-void main()
-{
- vec4 color;
-
- float dist = length(view.xy);
-
- //normalize view vector
- vec3 viewVec = normalize(view.xyz);
-
- //get wave normals
- vec2 bigwave = vec2(refCoord.w, view.w);
- vec3 wave1_a = texture2D(bumpMap, bigwave ).xyz*2.0-1.0;
- vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0;
- vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0;
-
-
- vec3 wave1_b = texture2D(bumpMap2, bigwave ).xyz*2.0-1.0;
- vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0;
- vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0;
-
- vec3 wave1 = BlendNormal(wave1_a, wave1_b);
- vec3 wave2 = BlendNormal(wave2_a, wave2_b);
- vec3 wave3 = BlendNormal(wave3_a, wave3_b);
-
-
- //get base fresnel components
-
- vec3 df = vec3(
- dot(viewVec, wave1),
- dot(viewVec, (wave2 + wave3) * 0.5),
- dot(viewVec, wave3)
- ) * fresnelScale + fresnelOffset;
- df *= df;
-
- vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5;
-
- float dist2 = dist;
- dist = max(dist, 5.0);
-
- float dmod = sqrt(dist);
-
- vec2 dmod_scale = vec2(dmod*dmod, dmod);
-
- //get reflected color
- vec2 refdistort1 = wave1.xy*normScale.x;
- vec2 refvec1 = distort+refdistort1/dmod_scale;
- vec4 refcol1 = texture2D(refTex, refvec1);
-
- vec2 refdistort2 = wave2.xy*normScale.y;
- vec2 refvec2 = distort+refdistort2/dmod_scale;
- vec4 refcol2 = texture2D(refTex, refvec2);
-
- vec2 refdistort3 = wave3.xy*normScale.z;
- vec2 refvec3 = distort+refdistort3/dmod_scale;
- vec4 refcol3 = texture2D(refTex, refvec3);
-
- vec4 refcol = refcol1 + refcol2 + refcol3;
- float df1 = df.x + df.y + df.z;
- refcol *= df1 * 0.333;
-
- vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5;
-
- wavef.z *= max(-viewVec.z, 0.1);
- wavef = normalize(wavef);
-
- float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset;
-
- vec2 refdistort4 = wavef.xy*0.125;
- refdistort4.y -= abs(refdistort4.y);
- vec2 refvec4 = distort+refdistort4/dmod;
- float dweight = min(dist2*blurMultiplier, 1.0);
- vec4 baseCol = texture2D(refTex, refvec4);
- refcol = mix(baseCol*df2, refcol, dweight);
-
- //get specular component
- float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0);
-
- //harden specular
- spec = pow(spec, 128.0);
-
- //figure out distortion vector (ripply)
- vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0);
-
- vec4 fb = texture2D(screenTex, distort2);
-
- //mix with reflection
- // Note we actually want to use just df1, but multiplying by 0.999999 gets around and nvidia compiler bug
- color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999);
- color.rgb += spec * specular;
-
- color.rgb = atmosTransport(color.rgb);
- color.rgb = scaleSoftClip(color.rgb);
- color.a = spec * sunAngle2;
-
- frag_color = color;
-
-#if defined(WATER_EDGE)
- gl_FragDepth = 0.9999847f;
-#endif
-
-}
-
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
index df640cba05..011b3c8643 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
@@ -32,6 +32,8 @@ uniform float waterFogKS;
vec3 getPositionEye();
+vec3 srgb_to_linear(vec3 col);
+
vec4 applyWaterFogView(vec3 pos, vec4 color)
{
vec3 view = normalize(pos);
@@ -71,6 +73,52 @@ vec4 applyWaterFogView(vec3 pos, vec4 color)
return color;
}
+vec4 applyWaterFogViewLinear(vec3 pos, vec4 color)
+{
+ if (dot(pos, waterPlane.xyz) + waterPlane.w > 0.0)
+ {
+ return color;
+ }
+
+ vec3 view = normalize(pos);
+ //normalize view vector
+ float es = -(dot(view, waterPlane.xyz));
+
+
+ //find intersection point with water plane and eye vector
+
+ //get eye depth
+ float e0 = max(-waterPlane.w, 0.0);
+
+ vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w / es : vec3(0.0, 0.0, 0.0);
+
+ //get object depth
+ float depth = length(pos - int_v);
+
+ //get "thickness" of water
+ float l = max(depth, 0.1);
+
+ float kd = waterFogDensity;
+ float ks = waterFogKS;
+ vec4 kc = waterFogColor;
+ kc.rgb = srgb_to_linear(kc.rgb); // TODO -- pass in waterFogColor linear
+
+ float F = 0.98;
+
+ float t1 = -kd * pow(F, ks * e0);
+ float t2 = kd + ks * es;
+ float t3 = pow(F, t2 * l) - 1.0;
+
+ float L = min(t1 / t2 * t3, 1.0);
+
+ float D = pow(0.98, l * kd);
+
+ color.rgb = color.rgb * D + kc.rgb * L;
+ color.a = kc.a + color.a;
+
+ return color;
+}
+
vec4 applyWaterFog(vec4 color)
{
//normalize view vector
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterV.glsl b/indra/newview/app_settings/shaders/class1/environment/waterV.glsl
index cc41e3f740..a0a0e7dfca 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterV.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterV.glsl
@@ -24,6 +24,7 @@
*/
uniform mat4 modelview_matrix;
+uniform mat3 normal_matrix;
uniform mat4 modelview_projection_matrix;
ATTRIBUTE vec3 position;
@@ -36,10 +37,16 @@ uniform vec2 waveDir2;
uniform float time;
uniform vec3 eyeVec;
uniform float waterHeight;
+uniform vec3 lightDir;
VARYING vec4 refCoord;
VARYING vec4 littleWave;
VARYING vec4 view;
+out vec3 vary_position;
+out vec3 vary_light_dir;
+out vec3 vary_tangent;
+out vec3 vary_normal;
+out vec2 vary_fragcoord;
float wave(vec2 v, float t, float f, vec2 d, float s)
{
@@ -52,6 +59,11 @@ void main()
vec4 pos = vec4(position.xyz, 1.0);
mat4 modelViewProj = modelview_projection_matrix;
+ vary_position = (modelview_matrix * pos).xyz;
+ vary_light_dir = normal_matrix * lightDir;
+ vary_normal = normal_matrix * vec3(0, 0, 1);
+ vary_tangent = normal_matrix * vec3(1, 0, 0);
+
vec4 oPosition;
//get view vector
@@ -63,12 +75,13 @@ void main()
pos.xy = eyeVec.xy + oEyeVec.xy/d*ld;
view.xyz = oEyeVec;
-
+
d = clamp(ld/1536.0-0.5, 0.0, 1.0);
d *= d;
oPosition = vec4(position, 1.0);
oPosition.z = mix(oPosition.z, max(eyeVec.z*0.75, 0.0), d);
+
oPosition = modelViewProj * oPosition;
refCoord.xyz = oPosition.xyz + vec3(0,0,0.2);
@@ -83,8 +96,7 @@ void main()
pos = modelview_matrix*pos;
calcAtmospherics(pos.xyz);
-
-
+
//pass wave parameters to pixel shader
vec2 bigWave = (v.xy) * vec2(0.04,0.04) + waveDir1 * time * 0.055;
//get two normal map (detail map) texture coordinates
diff --git a/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl b/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl
new file mode 100644
index 0000000000..feaf562686
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/irradianceGenF.glsl
@@ -0,0 +1,227 @@
+/**
+ * @file irradianceGenF.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]*/
+
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform samplerCubeArray reflectionProbes;
+uniform int sourceIdx;
+
+VARYING vec3 vary_dir;
+
+
+// Code below is derived from the Khronos GLTF Sample viewer:
+// https://github.com/KhronosGroup/glTF-Sample-Viewer/blob/master/source/shaders/ibl_filtering.frag
+
+
+#define MATH_PI 3.1415926535897932384626433832795
+
+float u_roughness = 1.0;
+int u_sampleCount = 16;
+float u_lodBias = 2.0;
+int u_width = 64;
+
+// Hammersley Points on the Hemisphere
+// CC BY 3.0 (Holger Dammertz)
+// http://holger.dammertz.org/stuff/notes_HammersleyOnHemisphere.html
+// with adapted interface
+float radicalInverse_VdC(uint bits)
+{
+ bits = (bits << 16u) | (bits >> 16u);
+ bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);
+ bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);
+ bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);
+ bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);
+ return float(bits) * 2.3283064365386963e-10; // / 0x100000000
+}
+
+// hammersley2d describes a sequence of points in the 2d unit square [0,1)^2
+// that can be used for quasi Monte Carlo integration
+vec2 hammersley2d(int i, int N) {
+ return vec2(float(i)/float(N), radicalInverse_VdC(uint(i)));
+}
+
+// Hemisphere Sample
+
+// TBN generates a tangent bitangent normal coordinate frame from the normal
+// (the normal must be normalized)
+mat3 generateTBN(vec3 normal)
+{
+ vec3 bitangent = vec3(0.0, 1.0, 0.0);
+
+ float NdotUp = dot(normal, vec3(0.0, 1.0, 0.0));
+ float epsilon = 0.0000001;
+ /*if (1.0 - abs(NdotUp) <= epsilon)
+ {
+ // Sampling +Y or -Y, so we need a more robust bitangent.
+ if (NdotUp > 0.0)
+ {
+ bitangent = vec3(0.0, 0.0, 1.0);
+ }
+ else
+ {
+ bitangent = vec3(0.0, 0.0, -1.0);
+ }
+ }*/
+
+ vec3 tangent = normalize(cross(bitangent, normal));
+ bitangent = cross(normal, tangent);
+
+ return mat3(tangent, bitangent, normal);
+}
+
+struct MicrofacetDistributionSample
+{
+ float pdf;
+ float cosTheta;
+ float sinTheta;
+ float phi;
+};
+
+MicrofacetDistributionSample Lambertian(vec2 xi, float roughness)
+{
+ MicrofacetDistributionSample lambertian;
+
+ // Cosine weighted hemisphere sampling
+ // http://www.pbr-book.org/3ed-2018/Monte_Carlo_Integration/2D_Sampling_with_Multidimensional_Transformations.html#Cosine-WeightedHemisphereSampling
+ lambertian.cosTheta = sqrt(1.0 - xi.y);
+ lambertian.sinTheta = sqrt(xi.y); // equivalent to `sqrt(1.0 - cosTheta*cosTheta)`;
+ lambertian.phi = 2.0 * MATH_PI * xi.x;
+
+ lambertian.pdf = lambertian.cosTheta / MATH_PI; // evaluation for solid angle, therefore drop the sinTheta
+
+ return lambertian;
+}
+
+
+// getImportanceSample returns an importance sample direction with pdf in the .w component
+vec4 getImportanceSample(int sampleIndex, vec3 N, float roughness)
+{
+ // generate a quasi monte carlo point in the unit square [0.1)^2
+ vec2 xi = hammersley2d(sampleIndex, u_sampleCount);
+
+ MicrofacetDistributionSample importanceSample;
+
+ // generate the points on the hemisphere with a fitting mapping for
+ // the distribution (e.g. lambertian uses a cosine importance)
+ importanceSample = Lambertian(xi, roughness);
+
+ // transform the hemisphere sample to the normal coordinate frame
+ // i.e. rotate the hemisphere to the normal direction
+ vec3 localSpaceDirection = normalize(vec3(
+ importanceSample.sinTheta * cos(importanceSample.phi),
+ importanceSample.sinTheta * sin(importanceSample.phi),
+ importanceSample.cosTheta
+ ));
+ mat3 TBN = generateTBN(N);
+ vec3 direction = TBN * localSpaceDirection;
+
+ return vec4(direction, importanceSample.pdf);
+}
+
+// Mipmap Filtered Samples (GPU Gems 3, 20.4)
+// https://developer.nvidia.com/gpugems/gpugems3/part-iii-rendering/chapter-20-gpu-based-importance-sampling
+// https://cgg.mff.cuni.cz/~jaroslav/papers/2007-sketch-fis/Final_sap_0073.pdf
+float computeLod(float pdf)
+{
+ // // Solid angle of current sample -- bigger for less likely samples
+ // float omegaS = 1.0 / (float(u_sampleCount) * pdf);
+ // // Solid angle of texel
+ // // note: the factor of 4.0 * MATH_PI
+ // float omegaP = 4.0 * MATH_PI / (6.0 * float(u_width) * float(u_width));
+ // // Mip level is determined by the ratio of our sample's solid angle to a texel's solid angle
+ // // note that 0.5 * log2 is equivalent to log4
+ // float lod = 0.5 * log2(omegaS / omegaP);
+
+ // babylon introduces a factor of K (=4) to the solid angle ratio
+ // this helps to avoid undersampling the environment map
+ // this does not appear in the original formulation by Jaroslav Krivanek and Mark Colbert
+ // log4(4) == 1
+ // lod += 1.0;
+
+ // We achieved good results by using the original formulation from Krivanek & Colbert adapted to cubemaps
+
+ // https://cgg.mff.cuni.cz/~jaroslav/papers/2007-sketch-fis/Final_sap_0073.pdf
+ float lod = 0.5 * log2( 6.0 * float(u_width) * float(u_width) / (float(u_sampleCount) * pdf));
+
+
+ return lod;
+}
+
+vec4 filterColor(vec3 N)
+{
+ //return textureLod(uCubeMap, N, 3.0).rgb;
+ vec4 color = vec4(0.f);
+ float weight = 0.0f;
+
+ for(int i = 0; i < u_sampleCount; ++i)
+ {
+ vec4 importanceSample = getImportanceSample(i, N, 1.0);
+
+ vec3 H = vec3(importanceSample.xyz);
+ float pdf = importanceSample.w;
+
+ // mipmap filtered samples (GPU Gems 3, 20.4)
+ float lod = computeLod(pdf);
+
+ // apply the bias to the lod
+ lod += u_lodBias;
+
+ lod = clamp(lod, 0, 6);
+ // sample lambertian at a lower resolution to avoid fireflies
+ vec4 lambertian = textureLod(reflectionProbes, vec4(H, sourceIdx), lod);
+
+ color += lambertian;
+ }
+
+ if(weight != 0.0f)
+ {
+ color /= weight;
+ }
+ else
+ {
+ color /= float(u_sampleCount);
+ }
+
+ return color;
+}
+
+// entry point
+void main()
+{
+ vec4 color = vec4(0);
+
+ color = filterColor(vary_dir);
+
+ frag_color = color;
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl
index effb070f93..5190abf17c 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/irradianceGenV.glsl
@@ -1,7 +1,7 @@
/**
- * @file cloudShadowV.glsl
+ * @file irradianceGenV.glsl
*
- * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2011, Linden Research, Inc.
*
@@ -23,41 +23,16 @@
* $/LicenseInfo$
*/
-uniform mat4 texture_matrix0;
-uniform mat4 modelview_projection_matrix;
-uniform float shadow_target_width;
+uniform mat4 modelview_matrix;
ATTRIBUTE vec3 position;
-ATTRIBUTE vec4 diffuse_color;
-ATTRIBUTE vec2 texcoord0;
-#if !defined(DEPTH_CLAMP)
-VARYING float pos_zd2;
-#endif
-
-VARYING vec4 pos;
-VARYING float target_pos_x;
-VARYING vec2 vary_texcoord0;
-VARYING vec4 vertex_color;
-
-void passTextureIndex();
+VARYING vec3 vary_dir;
void main()
{
- //transform vertex
- vec4 pre_pos = vec4(position.xyz, 1.0);
- pos = modelview_projection_matrix * pre_pos;
- target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x;
+ gl_Position = vec4(position, 1.0);
-#if !defined(DEPTH_CLAMP)
- pos_zd2 = pos.z * 0.5;
- gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
-#else
- gl_Position = pos;
-#endif
-
- passTextureIndex();
-
- vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
- vertex_color = diffuse_color;
+ vary_dir = vec3(modelview_matrix * vec4(position, 1.0)).xyz;
}
+
diff --git a/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl b/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl
index db130e456c..f5d2804c7f 100644
--- a/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/occlusionF.glsl
@@ -23,13 +23,13 @@
* $/LicenseInfo$
*/
-#ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
+out vec4 frag_data[4];
void main()
{
- frag_color = vec4(1,1,1,1);
+ // emissive red PBR material for debugging
+ frag_data[0] = vec4(0, 0, 0, 0);
+ frag_data[1] = vec4(0, 0, 0, 0);
+ frag_data[2] = vec4(1, 0, 0, GBUFFER_FLAG_HAS_PBR);
+ frag_data[3] = vec4(1, 0, 0, 0);
}
diff --git a/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl
new file mode 100644
index 0000000000..32f157e9d2
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl
@@ -0,0 +1,169 @@
+/**
+ * @file radianceGenF.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 samplerCubeArray reflectionProbes;
+uniform int sourceIdx;
+
+VARYING vec3 vary_dir;
+
+//uniform float roughness;
+
+uniform float mipLevel;
+
+// =============================================================================================================
+// Parts of this file are (c) 2018 Sascha Willems
+// SNIPPED FROM https://github.com/SaschaWillems/Vulkan-glTF-PBR/blob/master/data/shaders/prefilterenvmap.frag
+/*
+MIT License
+
+Copyright (c) 2018 Sascha Willems
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+// =============================================================================================================
+
+const float PI = 3.1415926536;
+
+// Based omn http://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/
+float random(vec2 co)
+{
+ float a = 12.9898;
+ float b = 78.233;
+ float c = 43758.5453;
+ float dt= dot(co.xy ,vec2(a,b));
+ float sn= mod(dt,3.14);
+ return fract(sin(sn) * c);
+}
+
+vec2 hammersley2d(uint i, uint N)
+{
+ // Radical inverse based on http://holger.dammertz.org/stuff/notes_HammersleyOnHemisphere.html
+ uint bits = (i << 16u) | (i >> 16u);
+ bits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);
+ bits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);
+ bits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);
+ bits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);
+ float rdi = float(bits) * 2.3283064365386963e-10;
+ return vec2(float(i) /float(N), rdi);
+}
+
+// Based on http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_slides.pdf
+vec3 importanceSample_GGX(vec2 Xi, float roughness, vec3 normal)
+{
+ // Maps a 2D point to a hemisphere with spread based on roughness
+ float alpha = roughness * roughness;
+ float phi = 2.0 * PI * Xi.x + random(normal.xz) * 0.1;
+ float cosTheta = sqrt((1.0 - Xi.y) / (1.0 + (alpha*alpha - 1.0) * Xi.y));
+ float sinTheta = sqrt(1.0 - cosTheta * cosTheta);
+ vec3 H = vec3(sinTheta * cos(phi), sinTheta * sin(phi), cosTheta);
+
+ // Tangent space
+ vec3 up = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);
+ vec3 tangentX = normalize(cross(up, normal));
+ vec3 tangentY = normalize(cross(normal, tangentX));
+
+ // Convert to world Space
+ return normalize(tangentX * H.x + tangentY * H.y + normal * H.z);
+}
+
+// Normal Distribution function
+float D_GGX(float dotNH, float roughness)
+{
+ float alpha = roughness * roughness;
+ float alpha2 = alpha * alpha;
+ float denom = dotNH * dotNH * (alpha2 - 1.0) + 1.0;
+ return (alpha2)/(PI * denom*denom);
+}
+
+vec4 prefilterEnvMap(vec3 R)
+{
+ vec3 N = R;
+ vec3 V = R;
+ vec4 color = vec4(0.0);
+ float totalWeight = 0.0;
+ float envMapDim = 256.0;
+ int numSamples = 4;
+
+ float numMips = 6.0;
+
+ float roughness = mipLevel/numMips;
+
+ numSamples = max(int(numSamples*roughness), 1);
+
+ for(uint i = 0u; i < numSamples; i++) {
+ vec2 Xi = hammersley2d(i, numSamples);
+ vec3 H = importanceSample_GGX(Xi, roughness, N);
+ vec3 L = 2.0 * dot(V, H) * H - V;
+ float dotNL = clamp(dot(N, L), 0.0, 1.0);
+ if(dotNL > 0.0) {
+ // Filtering based on https://placeholderart.wordpress.com/2015/07/28/implementation-notes-runtime-environment-map-filtering-for-image-based-lighting/
+
+ float dotNH = clamp(dot(N, H), 0.0, 1.0);
+ float dotVH = clamp(dot(V, H), 0.0, 1.0);
+
+ // Probability Distribution Function
+ float pdf = D_GGX(dotNH, roughness) * dotNH / (4.0 * dotVH) + 0.0001;
+ // Slid angle of current smple
+ float omegaS = 1.0 / (float(numSamples) * pdf);
+ // Solid angle of 1 pixel across all cube faces
+ float omegaP = 4.0 * PI / (6.0 * envMapDim * envMapDim);
+ // Biased (+1.0) mip level for better result
+ float mip = roughness == 0.0 ? 0.0 : clamp(0.5 * log2(omegaS / omegaP) + 1.0, 0.0f, numMips);
+ //float mip = clamp(0.5 * log2(omegaS / omegaP) + 1.0, 0.0f, 7.f);
+ color += textureLod(reflectionProbes, vec4(L,sourceIdx), mip) * dotNL;
+ totalWeight += dotNL;
+
+ }
+ }
+ return (color / totalWeight);
+}
+
+void main()
+{
+ vec3 N = normalize(vary_dir);
+ frag_color = prefilterEnvMap(N);
+}
+// =============================================================================================================
diff --git a/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl b/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl
new file mode 100644
index 0000000000..5f5d9396ff
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/radianceGenV.glsl
@@ -0,0 +1,38 @@
+/**
+ * @file radianceGenV.glsl
+ *
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+uniform mat4 modelview_matrix;
+
+ATTRIBUTE vec3 position;
+
+VARYING vec3 vary_dir;
+
+void main()
+{
+ gl_Position = vec4(position, 1.0);
+
+ vary_dir = vec3(modelview_matrix * vec4(position, 1.0)).xyz;
+}
+
diff --git a/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl b/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl
new file mode 100644
index 0000000000..9dd97a80b2
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/reflectionmipF.glsl
@@ -0,0 +1,101 @@
+/**
+ * @file reflectionmipF.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
+ * $/LicenseInfo$
+ */
+
+#extension GL_ARB_texture_rectangle : enable
+
+/*[EXTRA_CODE_HERE]*/
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+// NOTE screenMap should always be texture channel 0 and
+// depthmap should always be channel 1
+uniform sampler2DRect diffuseRect;
+uniform sampler2DRect depthMap;
+
+uniform float resScale;
+uniform float znear;
+uniform float zfar;
+
+VARYING vec2 vary_texcoord0;
+
+// get linear depth value given a depth buffer sample d and znear and zfar values
+float linearDepth(float d, float znear, float zfar);
+
+void main()
+{
+#if 0
+ float w[9];
+
+ float c = 1.0/16.0; //corner weight
+ float e = 1.0/8.0; //edge weight
+ float m = 1.0/4.0; //middle weight
+
+ //float wsum = c*4+e*4+m;
+
+ w[0] = c; w[1] = e; w[2] = c;
+ w[3] = e; w[4] = m; w[5] = e;
+ w[6] = c; w[7] = e; w[8] = c;
+
+ vec2 tc[9];
+
+ float ed = 1;
+ float cd = 1;
+
+
+ tc[0] = vec2(-cd, cd); tc[1] = vec2(0, ed); tc[2] = vec2(cd, cd);
+ tc[3] = vec2(-ed, 0); tc[4] = vec2(0, 0); tc[5] = vec2(ed, 0);
+ tc[6] = vec2(-cd, -cd); tc[7] = vec2(0, -ed); tc[8] = vec2(cd, -1);
+
+ vec3 color = vec3(0,0,0);
+
+ for (int i = 0; i < 9; ++i)
+ {
+ color += texture2DRect(screenMap, vary_texcoord0.xy+tc[i]).rgb * w[i];
+ //color += texture2DRect(screenMap, vary_texcoord0.xy+tc[i]*2.0).rgb * w[i]*0.5;
+ }
+
+ //color /= wsum;
+
+ frag_color = vec4(color, 1.0);
+#else
+ vec2 depth_tc = vary_texcoord0.xy * resScale;
+ float depth = texture(depthMap, depth_tc).r;
+ float dist = linearDepth(depth, znear, zfar);
+
+ // convert linear depth to distance
+ vec3 v;
+ v.xy = depth_tc / 512.0 * 2.0 - 1.0;
+ v.z = 1.0;
+ v = normalize(v);
+ dist /= v.z;
+
+ vec3 col = texture2DRect(diffuseRect, vary_texcoord0.xy).rgb;
+ frag_color = vec4(col, dist/256.0);
+#endif
+}
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
index ea2690ba09..12f500e224 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
@@ -22,113 +22,26 @@
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-uniform vec4 lightnorm;
-uniform vec4 sunlight_color;
-uniform vec4 moonlight_color;
-uniform int sun_up_factor;
-uniform vec4 ambient_color;
-uniform vec4 blue_horizon;
-uniform vec4 blue_density;
-uniform float haze_horizon;
-uniform float haze_density;
-uniform float cloud_shadow;
-uniform float density_multiplier;
-uniform float distance_multiplier;
-uniform float max_y;
-uniform vec4 glow;
-uniform float scene_light_strength;
-uniform mat3 ssao_effect_mat;
-uniform int no_atmo;
-uniform float sun_moon_glow_factor;
+
+// debug stub
float getAmbientClamp() { return 1.0f; }
+// Returns colors in sRGB
void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive,
out vec3 atten, bool use_ao)
{
- vec3 rel_pos = inPositionEye;
-
- //(TERRAIN) limit altitude
- if (abs(rel_pos.y) > max_y) rel_pos *= (max_y / rel_pos.y);
-
- vec3 rel_pos_norm = normalize(rel_pos);
- float rel_pos_len = length(rel_pos);
- vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color;
-
- // sunlight attenuation effect (hue and brightness) due to atmosphere
- // this is used later for sunlight modulation at various altitudes
- vec4 light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
- // I had thought blue_density and haze_density should have equal weighting,
- // but attenuation due to haze_density tends to seem too strong
-
- vec4 combined_haze = blue_density + vec4(haze_density);
- vec4 blue_weight = blue_density / combined_haze;
- vec4 haze_weight = vec4(haze_density) / combined_haze;
-
- //(TERRAIN) compute sunlight from lightnorm y component. Factor is roughly cosecant(sun elevation) (for short rays like terrain)
- float above_horizon_factor = 1.0 / max(1e-6, lightnorm.y);
- sunlight *= exp(-light_atten * above_horizon_factor); // for sun [horizon..overhead] this maps to an exp curve [0..1]
-
- // main atmospheric scattering line integral
- float density_dist = rel_pos_len * density_multiplier;
-
- // Transparency (-> combined_haze)
- // ATI Bugfix -- can't store combined_haze*density_dist*distance_multiplier in a variable because the ati
- // compiler gets confused.
- combined_haze = exp(-combined_haze * density_dist * distance_multiplier);
-
- // final atmosphere attenuation factor
- atten = combined_haze.rgb;
-
- // compute haze glow
- float haze_glow = dot(rel_pos_norm, lightnorm.xyz);
-
- // dampen sun additive contrib when not facing it...
- // SL-13539: This "if" clause causes an "additive" white artifact at roughly 77 degreees.
- // if (length(light_dir) > 0.01)
- haze_glow *= max(0.0f, dot(light_dir, rel_pos_norm));
-
- haze_glow = 1. - haze_glow;
- // haze_glow is 0 at the sun and increases away from sun
- haze_glow = max(haze_glow, .001); // set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
- haze_glow *= glow.x;
- // higher glow.x gives dimmer glow (because next step is 1 / "angle")
- haze_glow = pow(haze_glow, glow.z);
- // glow.z should be negative, so we're doing a sort of (1 / "angle") function
-
- // add "minimum anti-solar illumination"
- haze_glow += .25;
-
- haze_glow *= sun_moon_glow_factor;
-
- vec4 amb_color = ambient_color;
-
- // increase ambient when there are more clouds
- vec4 tmpAmbient = amb_color + (vec4(1.) - amb_color) * cloud_shadow * 0.5;
-
- /* decrease value and saturation (that in HSV, not HSL) for occluded areas
- * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html
- * // The following line of code performs the equivalent of:
- * float ambAlpha = tmpAmbient.a;
- * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis
- * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue);
- * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat,
- * ambAlpha);
- */
- if (use_ao)
- {
- tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a);
- }
-
- // Similar/Shared Algorithms:
- // indra\llinventory\llsettingssky.cpp -- LLSettingsSky::calculateLightSettings()
- // indra\newview\app_settings\shaders\class1\windlight\atmosphericsFuncs.glsl -- calcAtmosphericVars()
- // haze color
- vec3 cs = sunlight.rgb * (1. - cloud_shadow);
- additive = (blue_horizon.rgb * blue_weight.rgb) * (cs + tmpAmbient.rgb) + (haze_horizon * haze_weight.rgb) * (cs * haze_glow + tmpAmbient.rgb);
+ amblit = vec3(0.2, 0, 0.2);
+ sunlit = vec3(1,0,1);
+ additive = vec3(0.5,0.5,0.5);
+ atten = vec3(1,0,1);
+}
- // brightness of surface both sunlight and ambient
- sunlit = sunlight.rgb * 0.5;
- amblit = tmpAmbient.rgb * .25;
- additive *= vec3(1.0 - combined_haze);
+void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 additive,
+ out vec3 atten)
+{
+ amblit = vec3(0.2, 0, 0.2);
+ sunlit = vec3(1,0,1);
+ additive = vec3(0.5,0.5,0.5);
+ atten = vec3(1,0,1);
}
diff --git a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl
deleted file mode 100644
index 82fad4db5a..0000000000
--- a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl
+++ /dev/null
@@ -1,127 +0,0 @@
-/**
- * @file class1/windlight/cloudShadowF.glsl
- *
- * $LicenseInfo:firstyear=2005&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2005, 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
- * $/LicenseInfo$
- */
-
-#ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_color;
-#else
-#define frag_color gl_FragColor
-#endif
-
-uniform sampler2D diffuseMap;
-
-VARYING vec4 pos;
-VARYING float target_pos_x;
-VARYING float vary_CloudDensity;
-VARYING vec2 vary_texcoord0;
-VARYING vec2 vary_texcoord1;
-VARYING vec2 vary_texcoord2;
-VARYING vec2 vary_texcoord3;
-
-uniform sampler2D cloud_noise_texture;
-uniform sampler2D cloud_noise_texture_next;
-uniform float blend_factor;
-uniform vec4 cloud_pos_density1;
-uniform vec4 cloud_pos_density2;
-uniform vec4 sunlight_color;
-uniform vec4 cloud_color;
-uniform float cloud_shadow;
-uniform float cloud_scale;
-uniform float cloud_variance;
-uniform vec3 camPosLocal;
-uniform vec3 sun_dir;
-uniform float sun_size;
-uniform float far_z;
-
-#if !defined(DEPTH_CLAMP)
-VARYING vec4 post_pos;
-#endif
-
-vec4 cloudNoise(vec2 uv)
-{
- vec4 a = texture2D(cloud_noise_texture, uv);
- vec4 b = texture2D(cloud_noise_texture_next, uv);
- vec4 cloud_noise_sample = mix(a, b, blend_factor);
- return normalize(cloud_noise_sample);
-}
-
-void main()
-{
- if (cloud_scale >= 0.0001)
- {
- // Set variables
- vec2 uv1 = vary_texcoord0.xy;
- vec2 uv2 = vary_texcoord1.xy;
- vec2 uv3 = vary_texcoord2.xy;
- float cloudDensity = 2.0 * (cloud_shadow - 0.25);
-
- vec2 uv4 = vary_texcoord3.xy;
-
- vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f);
- vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f);
-
- // Offset texture coords
- uv1 += cloud_pos_density1.xy + (disturbance * 0.2); //large texture, visible density
- uv2 += cloud_pos_density1.xy; //large texture, self shadow
- uv3 += cloud_pos_density2.xy; //small texture, visible density
- uv4 += cloud_pos_density2.xy; //small texture, self shadow
-
- float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y) * 4.0);
-
- cloudDensity *= 1.0 - (density_variance * density_variance);
-
- // Compute alpha1, the main cloud opacity
- float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z;
- alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.);
-
- // And smooth
- alpha1 = 1. - alpha1 * alpha1;
- alpha1 = 1. - alpha1 * alpha1;
-
- if (alpha1 < 0.001f)
- {
- discard;
- }
-
- // Compute alpha2, for self shadowing effect
- // (1 - alpha2) will later be used as percentage of incoming sunlight
- float alpha2 = (cloudNoise(uv2).x - 0.5);
- alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.);
-
- // And smooth
- alpha2 = 1. - alpha2;
- alpha2 = 1. - alpha2 * alpha2;
-
- frag_color = vec4(alpha1, alpha1, alpha1, 1);
- }
- else
- {
- frag_color = vec4(1);
- }
-
-#if !defined(DEPTH_CLAMP)
- gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
-#endif
-
-}
diff --git a/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl b/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl
index 2425a2ad04..f03003f5e1 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl
@@ -34,8 +34,7 @@ out vec4 frag_color;
#endif
uniform vec4 color;
-uniform vec4 sunlight_color;
-uniform vec4 moonlight_color;
+uniform vec3 moonlight_color;
uniform vec3 moon_dir;
uniform float moon_brightness;
uniform sampler2D diffuseMap;