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Eevee: Irradiance Grid: Make the influence shape corners round 

This makes it easier to add corrective light grids without having ugly
blending corners revealing the shape of the grid bounds.
This commit is contained in:
Clément Foucault 2018-11-15 17:52:55 +01:00
parent 21b0f74a6f
commit 11b3954346
1 changed files with 3 additions and 3 deletions
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6
source/blender/draw/engines/eevee/shaders/lightprobe_lib.glsl
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@ -134,9 +134,9 @@ float probe_attenuation_planar(PlanarData pd, vec3 W, vec3 N, float roughness)
float probe_attenuation_grid(GridData gd, mat4 localmat, vec3 W, out vec3 localpos)
{
localpos = transform_point(localmat, W);
float fade = min(1.0, min_v3(1.0 - abs(localpos)));
return saturate(fade * gd.g_atten_scale + gd.g_atten_bias);
vec3 pos_to_edge = max(vec3(0.0), abs(localpos) - 1.0);
float fade = length(pos_to_edge);
return saturate(-fade * gd.g_atten_scale + gd.g_atten_bias);
}
vec3 probe_evaluate_cube(int pd_id, vec3 W, vec3 R, float roughness)