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path: root/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
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Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl')
-rw-r--r--indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl66
1 files changed, 50 insertions, 16 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
index 21ddc2fad8..a2a7dea20d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
@@ -4,6 +4,8 @@
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* $/LicenseInfo$
*/
+
+#version 120
vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol);
mat4 getSkinnedTransform();
@@ -17,10 +19,38 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
vec3 scaleDownLight(vec3 light);
vec3 scaleUpLight(vec3 light);
-varying vec4 vary_position;
+varying vec3 vary_position;
varying vec3 vary_ambient;
varying vec3 vary_directional;
-varying vec3 vary_normal;
+varying vec3 vary_fragcoord;
+varying vec3 vary_pointlight_col;
+
+uniform float near_clip;
+
+float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
+{
+ //get light vector
+ vec3 lv = lp.xyz-v;
+
+ //get distance
+ float d = length(lv);
+
+ //normalize light vector
+ lv *= 1.0/d;
+
+ //distance attenuation
+ float dist2 = d*d/(la*la);
+ float da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0);
+
+ // spotlight coefficient.
+ float spot = max(dot(-ln, lv), is_pointlight);
+ da *= spot*spot; // GL_SPOT_EXPONENT=2
+
+ //angular attenuation
+ da *= calcDirectionalLight(n, lv);
+
+ return da;
+}
void main()
{
@@ -40,9 +70,10 @@ void main()
norm.z = dot(trans[2].xyz, gl_Normal);
norm = normalize(norm);
- gl_Position = gl_ProjectionMatrix * pos;
- vary_position = pos;
- vary_normal = norm;
+ vec4 frag_pos = gl_ProjectionMatrix * pos;
+ gl_Position = frag_pos;
+
+ vary_position = pos.xyz;
calcAtmospherics(pos.xyz);
@@ -50,18 +81,20 @@ void main()
vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a);
- // Collect normal lights (need to be divided by two, as we later multiply by 2)
- col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
- col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
- col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
- col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
- col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
- col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
- col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
- col.rgb = scaleDownLight(col.rgb);
+ // Collect normal lights
+ col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
+ col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
+ col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
+ col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
+ col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
+ col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
+ vary_pointlight_col = col.rgb*gl_Color.rgb;
+
+ col.rgb = vec3(0,0,0);
+
// Add windlight lights
- col.rgb += atmosAmbient(vec3(0.));
+ col.rgb = atmosAmbient(vec3(0.));
vary_ambient = col.rgb*gl_Color.rgb;
vary_directional = gl_Color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-gl_Color.a)*(1.0-gl_Color.a)));
@@ -71,7 +104,8 @@ void main()
gl_FrontColor = col;
gl_FogFragCoord = pos.z;
-
+
+ vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip);
}