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

define([
  './when-229515d6',
  './Transforms-7cd3197b',
  './Matrix2-f2da41d4',
  './RuntimeError-ffe03243',
  './ComponentDatatype-17b06483',
  './GeometryAttribute-80036e07',
  './GeometryAttributes-b253752a',
  './VertexFormat-565d6a6c',
  './combine-8ce3f24b',
  './WebGLConstants-4e26b85a',
], function (e, t, r, a, n, o, i, m, u, p) {
  'use strict';
  function y(t) {
    t = e.defaultValue(t, e.defaultValue.EMPTY_OBJECT);
    var r = e.defaultValue(t.vertexFormat, m.VertexFormat.DEFAULT);
    (this._vertexFormat = r), (this._workerName = 'createPlaneGeometry');
  }
  (y.packedLength = m.VertexFormat.packedLength),
    (y.pack = function (t, r, a) {
      return (a = e.defaultValue(a, 0)), m.VertexFormat.pack(t._vertexFormat, r, a), r;
    });
  var c = new m.VertexFormat(),
    s = { vertexFormat: c };
  y.unpack = function (t, r, a) {
    r = e.defaultValue(r, 0);
    var n = m.VertexFormat.unpack(t, r, c);
    return e.defined(a)
      ? ((a._vertexFormat = m.VertexFormat.clone(n, a._vertexFormat)), a)
      : new y(s);
  };
  var A = new r.Cartesian3(-0.5, -0.5, 0),
    b = new r.Cartesian3(0.5, 0.5, 0);
  return (
    (y.createGeometry = function (e) {
      var a,
        m,
        u = e._vertexFormat,
        p = new i.GeometryAttributes();
      if (u.position) {
        if (
          (((m = new Float64Array(12))[0] = A.x),
          (m[1] = A.y),
          (m[2] = 0),
          (m[3] = b.x),
          (m[4] = A.y),
          (m[5] = 0),
          (m[6] = b.x),
          (m[7] = b.y),
          (m[8] = 0),
          (m[9] = A.x),
          (m[10] = b.y),
          (m[11] = 0),
          (p.position = new o.GeometryAttribute({
            componentDatatype: n.ComponentDatatype.DOUBLE,
            componentsPerAttribute: 3,
            values: m,
          })),
          u.normal)
        ) {
          var y = new Float32Array(12);
          (y[0] = 0),
            (y[1] = 0),
            (y[2] = 1),
            (y[3] = 0),
            (y[4] = 0),
            (y[5] = 1),
            (y[6] = 0),
            (y[7] = 0),
            (y[8] = 1),
            (y[9] = 0),
            (y[10] = 0),
            (y[11] = 1),
            (p.normal = new o.GeometryAttribute({
              componentDatatype: n.ComponentDatatype.FLOAT,
              componentsPerAttribute: 3,
              values: y,
            }));
        }
        if (u.st) {
          var c = new Float32Array(8);
          (c[0] = 0),
            (c[1] = 0),
            (c[2] = 1),
            (c[3] = 0),
            (c[4] = 1),
            (c[5] = 1),
            (c[6] = 0),
            (c[7] = 1),
            (p.st = new o.GeometryAttribute({
              componentDatatype: n.ComponentDatatype.FLOAT,
              componentsPerAttribute: 2,
              values: c,
            }));
        }
        if (u.tangent) {
          var s = new Float32Array(12);
          (s[0] = 1),
            (s[1] = 0),
            (s[2] = 0),
            (s[3] = 1),
            (s[4] = 0),
            (s[5] = 0),
            (s[6] = 1),
            (s[7] = 0),
            (s[8] = 0),
            (s[9] = 1),
            (s[10] = 0),
            (s[11] = 0),
            (p.tangent = new o.GeometryAttribute({
              componentDatatype: n.ComponentDatatype.FLOAT,
              componentsPerAttribute: 3,
              values: s,
            }));
        }
        if (u.bitangent) {
          var f = new Float32Array(12);
          (f[0] = 0),
            (f[1] = 1),
            (f[2] = 0),
            (f[3] = 0),
            (f[4] = 1),
            (f[5] = 0),
            (f[6] = 0),
            (f[7] = 1),
            (f[8] = 0),
            (f[9] = 0),
            (f[10] = 1),
            (f[11] = 0),
            (p.bitangent = new o.GeometryAttribute({
              componentDatatype: n.ComponentDatatype.FLOAT,
              componentsPerAttribute: 3,
              values: f,
            }));
        }
        ((a = new Uint16Array(6))[0] = 0),
          (a[1] = 1),
          (a[2] = 2),
          (a[3] = 0),
          (a[4] = 2),
          (a[5] = 3);
      }
      return new o.Geometry({
        attributes: p,
        indices: a,
        primitiveType: o.PrimitiveType.TRIANGLES,
        boundingSphere: new t.BoundingSphere(r.Cartesian3.ZERO, Math.sqrt(2)),
      });
    }),
    function (t, r) {
      return e.defined(r) && (t = y.unpack(t, r)), y.createGeometry(t);
    }
  );
});