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Add simple soft shadows by @LifeKILLED

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This is a temporary solution.
This commit is contained in:
NightFox 2023-03-09 11:58:50 +03:00 committed by Ivan Avdeev
parent e5658f59cd
commit 190a691c6d
1 changed files with 8 additions and 2 deletions
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10
ref/vk/shaders/light.glsl
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@ -104,12 +104,18 @@ void computePointLights(vec3 P, vec3 N, uint cluster_index, vec3 throughput, vec
if (dot(combined,combined) < color_culling_threshold)
continue;
vec3 shadow_sample_offset = normalize(vec3(rand01(), rand01(), rand01()) - vec3(0.5, 0.5, 0.5));
const float shadow_sample_radius = is_environment ? 1000. : 10.; // 10000 for some maps!
const vec3 shadow_sample_dir = light_dir_norm * light_dist + shadow_sample_offset * shadow_sample_radius;
// TODO split environment and other lights
if (is_environment) {
if (shadowedSky(P, light_dir_norm))
//if (shadowedSky(P, light_dir_norm))
if (shadowedSky(P, normalize(shadow_sample_dir)))
continue;
} else {
if (shadowed(P, light_dir_norm, light_dist + shadow_offset_fudge))
//if (shadowed(P, light_dir_norm, light_dist + shadow_offset_fudge))
if (shadowed(P, normalize(shadow_sample_dir), length(shadow_sample_dir) + shadow_offset_fudge))
continue;
}