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Implicit lightmap support for ALS model interior effect

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Thorsten Renk 2015-04-21 09:01:31 +03:00
parent eb847230d5
commit e4be2917be
2 changed files with 58 additions and 6 deletions
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36
Effects/model-interior.eff
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@ -19,6 +19,12 @@
<opacity-cube-center type="vec3d" n="0"> 0.0 0.0 0.0</opacity-cube-center>
<opacity-cube-scale type="vec3d" n="0"> 1.0 1.0 1.0</opacity-cube-scale>
<opacity-cube-angle type="float">0.0</opacity-cube-angle>
<implicit-lightmap-enabled type="int">0</implicit-lightmap-enabled>
<implicit-lightmap-tag-color type="vec3d">1.0 1.0 1.0</implicit-lightmap-tag-color>
<implicit-lightmap-threshold-low type="float">0.5</implicit-lightmap-threshold-low>
<implicit-lightmap-threshold-high type="float">1.5</implicit-lightmap-threshold-high>
<implicit-lightmap-emit-color type="vec3d">1.0 1.0 1.0</implicit-lightmap-emit-color>
<implicit-lightmap-intensity type="float">0.0</implicit-lightmap-intensity>
</parameters>
<technique n="4">
@ -154,6 +160,31 @@
<name>angle</name>
<type>float</type>
<value><use>opacity-cube-angle</use></value>
</uniform>
<uniform>
<name>tag_color</name>
<type>float-vec3</type>
<value><use>implicit-lightmap-tag-color</use></value>
</uniform>
<uniform>
<name>emit_color</name>
<type>float-vec3</type>
<value><use>implicit-lightmap-emit-color</use></value>
</uniform>
<uniform>
<name>threshold_low</name>
<type>float</type>
<value><use>implicit-lightmap-threshold-low</use></value>
</uniform>
<uniform>
<name>threshold_high</name>
<type>float</type>
<value><use>implicit-lightmap-threshold-high</use></value>
</uniform>
<uniform>
<name>emit_intensity</name>
<type>float</type>
<value><use>implicit-lightmap-intensity</use></value>
</uniform>
<uniform>
<name>texture</name>
@ -180,6 +211,11 @@
<type>int</type>
<value><use>tquality_level</use></value>
</uniform>
<uniform>
<name>implicit_lightmap_enabled</name>
<type>int</type>
<value><use>implicit-lightmap-enabled</use></value>
</uniform>
</pass>
</technique>

18
Shaders/model-interior-ALS-base.frag
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@ -24,14 +24,20 @@ uniform float overcast;
uniform float eye_alt;
uniform float cloud_self_shading;
uniform float angle;
uniform float threshold_low;
uniform float threshold_high;
uniform float emit_intensity;
uniform vec3 offset_vec;
uniform vec3 scale_vec;
uniform vec3 tag_color;
uniform vec3 emit_color;
uniform int quality_level;
uniform int tquality_level;
uniform int use_searchlight;
uniform int implicit_lightmap_enabled;
const float EarthRadius = 5800000.0;
@ -145,9 +151,19 @@ void main()
texel = texture2D(texture, gl_TexCoord[0].st);
fragColor = color * texel + specular;
//fragColor.rgb = vec3(1.0,1.0,1.0) * (1.0 - opacity.a);
// implicit lightmap - the user gets to select
if (implicit_lightmap_enabled == 1)
{
float cdiff = (length(texel.rgb - tag_color));
float enhance = 1.0 - smoothstep(threshold_low, threshold_high, cdiff);
fragColor.rgb = fragColor.rgb + enhance * emit_color * emit_intensity;
}
gl_FragColor = fragColor;
}