@thi.ng/shader-ast-stdlib/sdf/annular.js

Function collection for modular GPGPU / shader programming with @thi.ng/shader-ast

import { sub } from "@thi.ng/shader-ast/ast/ops";
import { abs } from "@thi.ng/shader-ast/builtin/math";
const sdfAnnular = (d, r) => sub(abs(d), r);
export {
  sdfAnnular
};