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-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl169
1 files changed, 76 insertions, 93 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 40f0f0448a..f4db53e0b7 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -1,24 +1,24 @@
-/**
+/**
* @file class2/deferred/softenLightF.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2007, Linden Research, Inc.
- *
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
- *
+ *
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
- *
+ *
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
+ *
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
@@ -39,7 +39,7 @@ uniform sampler2DRect specularRect;
uniform sampler2DRect normalMap;
uniform sampler2DRect lightMap;
uniform sampler2DRect depthMap;
-uniform samplerCube environmentMap;
+uniform samplerCube environmentMap;
uniform sampler2D lightFunc;
uniform float blur_size;
@@ -50,7 +50,7 @@ uniform mat3 env_mat;
uniform vec3 sun_dir;
uniform vec3 moon_dir;
-uniform int sun_up_factor;
+uniform int sun_up_factor;
VARYING vec2 vary_fragcoord;
uniform mat4 inv_proj;
@@ -61,10 +61,10 @@ vec4 getPositionWithDepth(vec2 pos_screen, float depth);
void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten, bool use_ao);
float getAmbientClamp();
-vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
-vec3 scaleSoftClipFrag(vec3 l);
-vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten);
-vec3 fullbrightScaleSoftClip(vec3 light);
+vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten);
+vec3 scaleSoftClipFrag(vec3 l);
+vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten);
+vec3 fullbrightScaleSoftClip(vec3 light);
vec3 linear_to_srgb(vec3 c);
vec3 srgb_to_linear(vec3 c);
@@ -73,102 +73,85 @@ vec3 srgb_to_linear(vec3 c);
vec4 applyWaterFogView(vec3 pos, vec4 color);
#endif
-void main()
+void main()
{
- vec2 tc = vary_fragcoord.xy;
- float depth = texture2DRect(depthMap, tc.xy).r;
- vec4 pos = getPositionWithDepth(tc, depth);
- vec4 norm = texture2DRect(normalMap, tc);
+ vec2 tc = vary_fragcoord.xy;
+ float depth = texture2DRect(depthMap, tc.xy).r;
+ vec4 pos = getPositionWithDepth(tc, depth);
+ vec4 norm = texture2DRect(normalMap, tc);
float envIntensity = norm.z;
- norm.xyz = getNorm(tc);
-
- vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir;
- float da = clamp(dot(norm.xyz, light_dir.xyz), 0.0, 1.0);
- float light_gamma = 1.0/1.3;
- da = pow(da, light_gamma);
-
+ norm.xyz = getNorm(tc);
+
+ vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir;
+ float da = clamp(dot(norm.xyz, light_dir.xyz), 0.0, 1.0);
+ float light_gamma = 1.0 / 1.3;
+ da = pow(da, light_gamma);
+
vec4 diffuse = texture2DRect(diffuseRect, tc);
-
- vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy);
+ vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy);
vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg;
- scol_ambocc = pow(scol_ambocc, vec2(light_gamma));
+ scol_ambocc = pow(scol_ambocc, vec2(light_gamma));
+ float scol = max(scol_ambocc.r, diffuse.a);
+ float ambocc = scol_ambocc.g;
- float scol = max(scol_ambocc.r, diffuse.a);
+ vec3 color = vec3(0);
+ float bloom = 0.0;
- float ambocc = scol_ambocc.g;
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
+ calcAtmosphericVars(pos.xyz, light_dir, ambocc, sunlit, amblit, additive, atten, true);
- vec3 color = vec3(0);
- float bloom = 0.0;
+ color.rgb = amblit;
+
+ float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
+ ambient *= 0.5;
+ ambient *= ambient;
+ ambient = (1.0 - ambient);
+ color.rgb *= ambient;
+
+ vec3 sun_contrib = min(da, scol) * sunlit;
+ color.rgb += sun_contrib;
+ color.rgb *= diffuse.rgb;
+
+ vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
+
+ if (spec.a > 0.0) // specular reflection
{
- vec3 sunlit;
- vec3 amblit;
- vec3 additive;
- vec3 atten;
-
- calcAtmosphericVars(pos.xyz, light_dir, ambocc, sunlit, amblit, additive, atten, true);
-
- color.rgb = amblit;
-
- float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0);
- ambient *= 0.5;
- ambient *= ambient;
- ambient = (1.0 - ambient);
-
- color.rgb *= ambient;
-
- vec3 sun_contrib = min(da, scol) * sunlit;
-
- color.rgb += sun_contrib;
-
- color.rgb *= diffuse.rgb;
-
- vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
-
- if (spec.a > 0.0) // specular reflection
- {
- float sa = dot(refnormpersp, light_dir.xyz);
- vec3 dumbshiny = sunlit * (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;
- color.rgb += spec_contrib;
- }
-
- color.rgb = mix(color.rgb, diffuse.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.rgb, reflected_color, envIntensity);
- }
-
- if (norm.w < 0.5)
- {
- color = mix(atmosFragLighting(color, additive, atten), fullbrightAtmosTransportFrag(color, additive, atten), diffuse.a);
- color = mix(scaleSoftClipFrag(color), fullbrightScaleSoftClip(color), diffuse.a);
- }
-
- #ifdef WATER_FOG
- vec4 fogged = applyWaterFogView(pos.xyz,vec4(color, bloom));
- color = fogged.rgb;
- bloom = fogged.a;
- #endif
+ float sa = dot(refnormpersp, light_dir.xyz);
+ vec3 dumbshiny = sunlit * scol * (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;
+ color.rgb += spec_contrib;
+ }
+
+ color.rgb = mix(color.rgb, diffuse.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.rgb, reflected_color, envIntensity);
+ }
+ if (norm.w < 0.5)
+ {
+ color = mix(atmosFragLighting(color, additive, atten), fullbrightAtmosTransportFrag(color, additive, atten), diffuse.a);
+ color = mix(scaleSoftClipFrag(color), fullbrightScaleSoftClip(color), diffuse.a);
}
-// linear debuggables
-//color.rgb = vec3(final_da);
-//color.rgb = vec3(ambient);
-//color.rgb = vec3(scol);
-//color.rgb = diffuse_srgb.rgb;
+#ifdef WATER_FOG
+ vec4 fogged = applyWaterFogView(pos.xyz, vec4(color, bloom));
+ color = fogged.rgb;
+ bloom = fogged.a;
+#endif
// convert to linear as fullscreen lights need to sum in linear colorspace
// and will be gamma (re)corrected downstream...
-
frag_color.rgb = srgb_to_linear(color.rgb);
- frag_color.a = bloom;
+ frag_color.a = bloom;
}
-
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