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Night lighting improvement suggested by Erik Hofman

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fredb 2010-03-28 16:54:26 +00:00
parent 17f9563900
commit 2a99305a28
1 changed files with 2 additions and 0 deletions
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Shaders/urban.frag
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@ -92,6 +92,8 @@ void main (void)
if ( shadow_factor < 1.0 )
ambient_light = constantColor + gl_LightSource[0].diffuse * shadow_factor * vec4(diffuse, 1.0);
float emission_factor = (1.0 - smoothstep(0.15, 0.25, reflectance)) * emis;
vec4 tc = texture2D(BaseTex, uv);
emission_factor *= 0.5*pow(tc.r+0.8*tc.g+0.2*tc.b, 2) -0.2;
ambient_light += (emission_factor * vec4(0.75, 0.59, 0.05, 0.0));
vec4 finalColor = texture2D(BaseTex, uv) * ambient_light;