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polyJoin (#1168)

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* create polymetric join - `polyJoin`
* add `poly` as an op alignment to support e.g. `"c e f [g a]".add.poly("0 12 7")`
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Alex McLean 2024-08-30 13:24:08 +01:00 committed by GitHub
parent 812ed6b60d
commit 39006e4d71
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1 changed files with 14 additions and 1 deletions
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15
packages/core/pattern.mjs
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@ -386,6 +386,15 @@ export class Pattern {
return this.fmap(func).squeezeJoin();
}
polyJoin = function () {
const pp = this;
return pp.fmap((p) => p.s_extend(pp.tactus.div(p.tactus))).outerJoin();
};
polyBind(func) {
return this.fmap(func).polyJoin();
}
//////////////////////////////////////////////////////////////////////
// Utility methods mainly for internal use
@ -754,6 +763,10 @@ export class Pattern {
const otherPat = reify(other);
return otherPat.fmap((b) => this.fmap((a) => func(a)(b))).restartJoin();
}
_opPoly(other, func) {
const otherPat = reify(other);
return this.fmap((b) => otherPat.fmap((a) => func(a)(b))).polyJoin();
}
//////////////////////////////////////////////////////////////////////
// End-user methods.
@ -1062,7 +1075,7 @@ function _composeOp(a, b, func) {
func: [(a, b) => b(a)],
};
const hows = ['In', 'Out', 'Mix', 'Squeeze', 'SqueezeOut', 'Reset', 'Restart'];
const hows = ['In', 'Out', 'Mix', 'Squeeze', 'SqueezeOut', 'Reset', 'Restart', 'Poly'];
// generate methods to do what and how
for (const [what, [op, preprocess]] of Object.entries(composers)) {