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Eevee: Probe: fix roughness bug and optimize probe evaluation.

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Clément Foucault
2017-06-09 23:24:51 +02:00
parent a17bb772a0
commit 97a77b43be
1 changed files with 11 additions and 6 deletions
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17
source/blender/draw/engines/eevee/shaders/lit_surface_frag.glsl
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@@ -283,14 +283,19 @@ vec3 eevee_surface_lit(vec3 world_normal, vec3 albedo, vec3 f0, float roughness,
for (int i = 1; i < MAX_PROBE && i < probe_count; ++i) {
ProbeData pd = probes_data[i];
vec3 sample_vec = probe_parallax_correction(sd.W, spec_dir, pd, roughness);
vec4 sample = textureLod_octahedron(probeCubes, vec4(sample_vec, i), roughness * lodMax).rgba;
float dist_attenuation = probe_attenuation(sd.W, pd);
float influ_spec = min(dist_attenuation, (1.0 - spec_accum.a));
spec_accum.rgb += sample.rgb * influ_spec;
spec_accum.a += influ_spec;
if (dist_attenuation > 0.0) {
float roughness_copy = roughness;
vec3 sample_vec = probe_parallax_correction(sd.W, spec_dir, pd, roughness_copy);
vec4 sample = textureLod_octahedron(probeCubes, vec4(sample_vec, i), roughness_copy * lodMax).rgba;
float influ_spec = min(dist_attenuation, (1.0 - spec_accum.a));
spec_accum.rgb += sample.rgb * influ_spec;
spec_accum.a += influ_spec;
}
}
/* World probe */