x2048 dc45b85a54 Improve shadow filters (#12195) ... * 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		2022-05-21 16:49:30 +02:00
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opengl_fragment.glsl	Improve shadow filters (#12195)	2022-05-21 16:49:30 +02:00
opengl_vertex.glsl	Improve shadow filters (#12195)	2022-05-21 16:49:30 +02:00