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Eevee: Fix translucency light powers.

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This commit is contained in:
Clément Foucault
2018-01-18 22:43:05 +01:00
parent 59989fd4e0
commit 4d3d002b65
1 changed files with 8 additions and 3 deletions
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11
source/blender/draw/engines/eevee/shaders/lamps_lib.glsl
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@@ -368,19 +368,24 @@ vec3 light_translucent(LightData ld, vec3 W, vec3 N, vec4 l_vector, float scale)
/* TODO : put this out of the shader. */
float falloff;
if (ld.l_type == AREA) {
vis *= 0.0962 * (ld.l_sizex * ld.l_sizey * 4.0 * M_PI);
vis *= (ld.l_sizex * ld.l_sizey * 4.0 * M_PI) * (1.0 / 80.0);
vis *= 0.3 * 20.0 * max(0.0, dot(-ld.l_forward, l_vector.xyz / l_vector.w)); /* XXX ad hoc, empirical */
vis /= (l_vector.w * l_vector.w);
falloff = dot(N, l_vector.xyz / l_vector.w);
}
else if (ld.l_type == SUN) {
vis *= (4.0f * ld.l_radius * ld.l_radius * M_2PI) * (1.0 / 12.5); /* Removing area light power*/
vis *= M_2PI * 0.78; /* Matching cycles with point light. */
vis *= 0.082; /* XXX ad hoc, empirical */
falloff = dot(N, -ld.l_forward);
}
else {
vis *= 0.0248 * (4.0 * ld.l_radius * ld.l_radius * M_PI * M_PI);
vis *= (4.0 * ld.l_radius * ld.l_radius) * (1.0 /10.0);
vis *= 1.5; /* XXX ad hoc, empirical */
vis /= (l_vector.w * l_vector.w);
falloff = dot(N, l_vector.xyz / l_vector.w);
}
vis *= M_1_PI; /* Normalize */
// vis *= M_1_PI; /* Normalize */
/* Applying profile */
vis *= sss_profile(abs(delta) / scale);