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def filter.blend.soft

gralha-svg-render@0.1.0.1 · svg.bend:4548

import gralha-svg-render@0.1.0.1/svg.bend as Svg
import Base
import gralha-text-scan@0.1.0.1/scan.bend as U

4548def filter.blend.soft(+a: F32, +b: F32) -> F32:
4549  +curve = U.choose(F32, F32.is_le(b, 0.25), (((16.0 * b - 12.0) * b + 4.0) * b : F32), F32.sqrt(b))
4550  U.choose(F32, F32.is_le(a, 0.5), (b - (1.0 - 2.0 * a) * b * (1.0 - b) : F32), (b + (2.0 * a - 1.0) * (curve - b) : F32))

Uses (7)

Used by (1)