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Improve shadow filters (#12195)

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* Rewrite shadow filtering for the new distortion
* Calculate penumbra radius using a single sample
* Avoid peter-panning effect due to filtering of short shadows
* Add adaptive filter quality for soft shadows
* Avoid sharp shadows on surfaces without normals (e.g. plants)
* Increase default and maximum soft shadow radius
* Make line numbers in shader errors match the code
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x2048 2022-05-21 16:49:30 +02:00 • committed by GitHub
parent a4ef62f5b2
commit dc45b85a54
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9 changed files with 131 additions and 220 deletions
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src/defaultsettings.cpp
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@ -274,7 +274,7 @@ void set_default_settings()
settings->setDefault("shadow_filters", "1");
settings->setDefault("shadow_poisson_filter", "true");
settings->setDefault("shadow_update_frames", "8");
settings->setDefault("shadow_soft_radius", "1.0");
settings->setDefault("shadow_soft_radius", "5.0");
settings->setDefault("shadow_sky_body_orbit_tilt", "0.0");
// Input