bc518174
 王天杨
提交两个项目文件
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import {default as value} from "./value.js";
export default function piecewise(interpolate, values) {
if (values === undefined) values = interpolate, interpolate = value;
var i = 0, n = values.length - 1, v = values[0], I = new Array(n < 0 ? 0 : n);
while (i < n) I[i] = interpolate(v, v = values[++i]);
return function(t) {
var i = Math.max(0, Math.min(n - 1, Math.floor(t *= n)));
return I[i](t - i);
};
}
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