Brunobkr/llama.cpp_AlgMor24_github

1import number from "../number.js";2import {parseCss, parseSvg} from "./parse.js";3 4function interpolateTransform(parse, pxComma, pxParen, degParen) {5 6  function pop(s) {7    return s.length ? s.pop() + " " : "";8  }9 10  function translate(xa, ya, xb, yb, s, q) {11    if (xa !== xb || ya !== yb) {12      var i = s.push("translate(", null, pxComma, null, pxParen);13      q.push({i: i - 4, x: number(xa, xb)}, {i: i - 2, x: number(ya, yb)});14    } else if (xb || yb) {15      s.push("translate(" + xb + pxComma + yb + pxParen);16    }17  }18 19  function rotate(a, b, s, q) {20    if (a !== b) {21      if (a - b > 180) b += 360; else if (b - a > 180) a += 360; // shortest path22      q.push({i: s.push(pop(s) + "rotate(", null, degParen) - 2, x: number(a, b)});23    } else if (b) {24      s.push(pop(s) + "rotate(" + b + degParen);25    }26  }27 28  function skewX(a, b, s, q) {29    if (a !== b) {30      q.push({i: s.push(pop(s) + "skewX(", null, degParen) - 2, x: number(a, b)});31    } else if (b) {32      s.push(pop(s) + "skewX(" + b + degParen);33    }34  }35 36  function scale(xa, ya, xb, yb, s, q) {37    if (xa !== xb || ya !== yb) {38      var i = s.push(pop(s) + "scale(", null, ",", null, ")");39      q.push({i: i - 4, x: number(xa, xb)}, {i: i - 2, x: number(ya, yb)});40    } else if (xb !== 1 || yb !== 1) {41      s.push(pop(s) + "scale(" + xb + "," + yb + ")");42    }43  }44 45  return function(a, b) {46    var s = [], // string constants and placeholders47        q = []; // number interpolators48    a = parse(a), b = parse(b);49    translate(a.translateX, a.translateY, b.translateX, b.translateY, s, q);50    rotate(a.rotate, b.rotate, s, q);51    skewX(a.skewX, b.skewX, s, q);52    scale(a.scaleX, a.scaleY, b.scaleX, b.scaleY, s, q);53    a = b = null; // gc54    return function(t) {55      var i = -1, n = q.length, o;56      while (++i < n) s[(o = q[i]).i] = o.x(t);57      return s.join("");58    };59  };60}61 62export var interpolateTransformCss = interpolateTransform(parseCss, "px, ", "px)", "deg)");63export var interpolateTransformSvg = interpolateTransform(parseSvg, ", ", ")", ")");64