guanyun3d/public/lib/Cesium/Workers/createPolygonOutlineGeometry.js

define([
  './when-229515d6',
  './Matrix2-f2da41d4',
  './ArcType-1da7fdca',
  './GeometryOffsetAttribute-ff1e192c',
  './Transforms-7cd3197b',
  './RuntimeError-ffe03243',
  './ComponentDatatype-17b06483',
  './EllipsoidTangentPlane-b27cd2f7',
  './GeometryAttribute-80036e07',
  './GeometryAttributes-b253752a',
  './GeometryInstance-16601d2a',
  './GeometryPipeline-5b3fba53',
  './IndexDatatype-b10faa0b',
  './PolygonGeometryLibrary-f129e954',
  './PolygonPipeline-5582b1ec',
  './combine-8ce3f24b',
  './WebGLConstants-4e26b85a',
  './AxisAlignedBoundingBox-1feb0c48',
  './IntersectionTests-1b8a3cb9',
  './Plane-0421a8be',
  './AttributeCompression-0af3c035',
  './EncodedCartesian3-d4f305ce',
  './arrayRemoveDuplicates-bb548aa3',
  './EllipsoidRhumbLine-afd6cd20',
], function (e, t, i, r, o, n, a, l, s, y, u, p, d, f, g, c, m, h, b, P, v, E, A, _) {
  'use strict';
  var G = [],
    L = [];
  function T(e, t, r, o, n) {
    var p,
      c,
      m = l.EllipsoidTangentPlane.fromPoints(t, e).projectPointsOntoPlane(t, G);
    g.PolygonPipeline.computeWindingOrder2D(m) === g.WindingOrder.CLOCKWISE &&
      (m.reverse(), (t = t.slice().reverse()));
    var h = t.length,
      b = 0;
    if (o)
      for (p = new Float64Array(2 * h * 3), c = 0; c < h; c++) {
        var P = t[c],
          v = t[(c + 1) % h];
        (p[b++] = P.x),
          (p[b++] = P.y),
          (p[b++] = P.z),
          (p[b++] = v.x),
          (p[b++] = v.y),
          (p[b++] = v.z);
      }
    else {
      var E = 0;
      if (n === i.ArcType.GEODESIC)
        for (c = 0; c < h; c++)
          E += f.PolygonGeometryLibrary.subdivideLineCount(t[c], t[(c + 1) % h], r);
      else if (n === i.ArcType.RHUMB)
        for (c = 0; c < h; c++)
          E += f.PolygonGeometryLibrary.subdivideRhumbLineCount(e, t[c], t[(c + 1) % h], r);
      for (p = new Float64Array(3 * E), c = 0; c < h; c++) {
        var A;
        n === i.ArcType.GEODESIC
          ? (A = f.PolygonGeometryLibrary.subdivideLine(t[c], t[(c + 1) % h], r, L))
          : n === i.ArcType.RHUMB &&
            (A = f.PolygonGeometryLibrary.subdivideRhumbLine(e, t[c], t[(c + 1) % h], r, L));
        for (var _ = A.length, T = 0; T < _; ++T) p[b++] = A[T];
      }
    }
    var H = 2 * (h = p.length / 3),
      O = d.IndexDatatype.createTypedArray(h, H);
    for (b = 0, c = 0; c < h - 1; c++) (O[b++] = c), (O[b++] = c + 1);
    return (
      (O[b++] = h - 1),
      (O[b++] = 0),
      new u.GeometryInstance({
        geometry: new s.Geometry({
          attributes: new y.GeometryAttributes({
            position: new s.GeometryAttribute({
              componentDatatype: a.ComponentDatatype.DOUBLE,
              componentsPerAttribute: 3,
              values: p,
            }),
          }),
          indices: O,
          primitiveType: s.PrimitiveType.LINES,
        }),
      })
    );
  }
  function H(e, t, r, o, n) {
    var p,
      c,
      m = l.EllipsoidTangentPlane.fromPoints(t, e).projectPointsOntoPlane(t, G);
    g.PolygonPipeline.computeWindingOrder2D(m) === g.WindingOrder.CLOCKWISE &&
      (m.reverse(), (t = t.slice().reverse()));
    var h = t.length,
      b = new Array(h),
      P = 0;
    if (o)
      for (p = new Float64Array(2 * h * 3 * 2), c = 0; c < h; ++c) {
        b[c] = P / 3;
        var v = t[c],
          E = t[(c + 1) % h];
        (p[P++] = v.x),
          (p[P++] = v.y),
          (p[P++] = v.z),
          (p[P++] = E.x),
          (p[P++] = E.y),
          (p[P++] = E.z);
      }
    else {
      var A = 0;
      if (n === i.ArcType.GEODESIC)
        for (c = 0; c < h; c++)
          A += f.PolygonGeometryLibrary.subdivideLineCount(t[c], t[(c + 1) % h], r);
      else if (n === i.ArcType.RHUMB)
        for (c = 0; c < h; c++)
          A += f.PolygonGeometryLibrary.subdivideRhumbLineCount(e, t[c], t[(c + 1) % h], r);
      for (p = new Float64Array(3 * A * 2), c = 0; c < h; ++c) {
        var _;
        (b[c] = P / 3),
          n === i.ArcType.GEODESIC
            ? (_ = f.PolygonGeometryLibrary.subdivideLine(t[c], t[(c + 1) % h], r, L))
            : n === i.ArcType.RHUMB &&
              (_ = f.PolygonGeometryLibrary.subdivideRhumbLine(e, t[c], t[(c + 1) % h], r, L));
        for (var T = _.length, H = 0; H < T; ++H) p[P++] = _[H];
      }
    }
    h = p.length / 6;
    var O = b.length,
      x = 2 * (2 * h + O),
      C = d.IndexDatatype.createTypedArray(h + O, x);
    for (P = 0, c = 0; c < h; ++c)
      (C[P++] = c), (C[P++] = (c + 1) % h), (C[P++] = c + h), (C[P++] = ((c + 1) % h) + h);
    for (c = 0; c < O; c++) {
      var D = b[c];
      (C[P++] = D), (C[P++] = D + h);
    }
    return new u.GeometryInstance({
      geometry: new s.Geometry({
        attributes: new y.GeometryAttributes({
          position: new s.GeometryAttribute({
            componentDatatype: a.ComponentDatatype.DOUBLE,
            componentsPerAttribute: 3,
            values: p,
          }),
        }),
        indices: C,
        primitiveType: s.PrimitiveType.LINES,
      }),
    });
  }
  function O(r) {
    var o = r.polygonHierarchy,
      n = e.defaultValue(r.ellipsoid, t.Ellipsoid.WGS84),
      l = e.defaultValue(r.granularity, a.CesiumMath.RADIANS_PER_DEGREE),
      s = e.defaultValue(r.perPositionHeight, !1),
      y = s && e.defined(r.extrudedHeight),
      u = e.defaultValue(r.arcType, i.ArcType.GEODESIC),
      p = e.defaultValue(r.height, 0),
      d = e.defaultValue(r.extrudedHeight, p);
    if (!y) {
      var g = Math.max(p, d);
      (d = Math.min(p, d)), (p = g);
    }
    (this._ellipsoid = t.Ellipsoid.clone(n)),
      (this._granularity = l),
      (this._height = p),
      (this._extrudedHeight = d),
      (this._arcType = u),
      (this._polygonHierarchy = o),
      (this._perPositionHeight = s),
      (this._perPositionHeightExtrude = y),
      (this._offsetAttribute = r.offsetAttribute),
      (this._workerName = 'createPolygonOutlineGeometry'),
      (this.packedLength =
        f.PolygonGeometryLibrary.computeHierarchyPackedLength(o) + t.Ellipsoid.packedLength + 8);
  }
  O.pack = function (i, r, o) {
    return (
      (o = e.defaultValue(o, 0)),
      (o = f.PolygonGeometryLibrary.packPolygonHierarchy(i._polygonHierarchy, r, o)),
      t.Ellipsoid.pack(i._ellipsoid, r, o),
      (o += t.Ellipsoid.packedLength),
      (r[o++] = i._height),
      (r[o++] = i._extrudedHeight),
      (r[o++] = i._granularity),
      (r[o++] = i._perPositionHeightExtrude ? 1 : 0),
      (r[o++] = i._perPositionHeight ? 1 : 0),
      (r[o++] = i._arcType),
      (r[o++] = e.defaultValue(i._offsetAttribute, -1)),
      (r[o] = i.packedLength),
      r
    );
  };
  var x = t.Ellipsoid.clone(t.Ellipsoid.UNIT_SPHERE),
    C = { polygonHierarchy: {} };
  return (
    (O.unpack = function (i, r, o) {
      r = e.defaultValue(r, 0);
      var n = f.PolygonGeometryLibrary.unpackPolygonHierarchy(i, r);
      (r = n.startingIndex), delete n.startingIndex;
      var a = t.Ellipsoid.unpack(i, r, x);
      r += t.Ellipsoid.packedLength;
      var l = i[r++],
        s = i[r++],
        y = i[r++],
        u = 1 === i[r++],
        p = 1 === i[r++],
        d = i[r++],
        g = i[r++],
        c = i[r];
      return (
        e.defined(o) || (o = new O(C)),
        (o._polygonHierarchy = n),
        (o._ellipsoid = t.Ellipsoid.clone(a, o._ellipsoid)),
        (o._height = l),
        (o._extrudedHeight = s),
        (o._granularity = y),
        (o._perPositionHeight = p),
        (o._perPositionHeightExtrude = u),
        (o._arcType = d),
        (o._offsetAttribute = -1 === g ? void 0 : g),
        (o.packedLength = c),
        o
      );
    }),
    (O.fromPositions = function (t) {
      return new O({
        polygonHierarchy: {
          positions: (t = e.defaultValue(t, e.defaultValue.EMPTY_OBJECT)).positions,
        },
        height: t.height,
        extrudedHeight: t.extrudedHeight,
        ellipsoid: t.ellipsoid,
        granularity: t.granularity,
        perPositionHeight: t.perPositionHeight,
        arcType: t.arcType,
        offsetAttribute: t.offsetAttribute,
      });
    }),
    (O.createGeometry = function (t) {
      var i = t._ellipsoid,
        n = t._granularity,
        l = t._polygonHierarchy,
        y = t._perPositionHeight,
        u = t._arcType,
        d = f.PolygonGeometryLibrary.polygonOutlinesFromHierarchy(l, !y, i);
      if (0 !== d.length) {
        var c,
          m,
          h,
          b = [],
          P = a.CesiumMath.chordLength(n, i.maximumRadius),
          v = t._height,
          E = t._extrudedHeight;
        if (
          t._perPositionHeightExtrude ||
          !a.CesiumMath.equalsEpsilon(v, E, 0, a.CesiumMath.EPSILON2)
        )
          for (h = 0; h < d.length; h++) {
            if (
              (((c = H(i, d[h], P, y, u)).geometry =
                f.PolygonGeometryLibrary.scaleToGeodeticHeightExtruded(c.geometry, v, E, i, y)),
              e.defined(t._offsetAttribute))
            ) {
              var A = c.geometry.attributes.position.values.length / 3,
                _ = new Uint8Array(A);
              t._offsetAttribute === r.GeometryOffsetAttribute.TOP
                ? (_ = r.arrayFill(_, 1, 0, A / 2))
                : ((m = t._offsetAttribute === r.GeometryOffsetAttribute.NONE ? 0 : 1),
                  (_ = r.arrayFill(_, m))),
                (c.geometry.attributes.applyOffset = new s.GeometryAttribute({
                  componentDatatype: a.ComponentDatatype.UNSIGNED_BYTE,
                  componentsPerAttribute: 1,
                  values: _,
                }));
            }
            b.push(c);
          }
        else
          for (h = 0; h < d.length; h++) {
            if (
              (((c = T(i, d[h], P, y, u)).geometry.attributes.position.values =
                g.PolygonPipeline.scaleToGeodeticHeight(
                  c.geometry.attributes.position.values,
                  v,
                  i,
                  !y
                )),
              e.defined(t._offsetAttribute))
            ) {
              var G = c.geometry.attributes.position.values.length,
                L = new Uint8Array(G / 3);
              (m = t._offsetAttribute === r.GeometryOffsetAttribute.NONE ? 0 : 1),
                r.arrayFill(L, m),
                (c.geometry.attributes.applyOffset = new s.GeometryAttribute({
                  componentDatatype: a.ComponentDatatype.UNSIGNED_BYTE,
                  componentsPerAttribute: 1,
                  values: L,
                }));
            }
            b.push(c);
          }
        var O = p.GeometryPipeline.combineInstances(b)[0],
          x = o.BoundingSphere.fromVertices(O.attributes.position.values);
        return new s.Geometry({
          attributes: O.attributes,
          indices: O.indices,
          primitiveType: O.primitiveType,
          boundingSphere: x,
          offsetAttribute: t._offsetAttribute,
        });
      }
    }),
    function (i, r) {
      return (
        e.defined(r) && (i = O.unpack(i, r)),
        (i._ellipsoid = t.Ellipsoid.clone(i._ellipsoid)),
        O.createGeometry(i)
      );
    }
  );
});