lukeyan
/
guanyun3d
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from 'master'
${ noResults }
guanyun3d/public/lib/Cesium/Workers/OrientedBoundingBox-86debc5...

409 lines
14 KiB
Raw Permalink Blame History

define([
'exports',
'./Transforms-7cd3197b',
'./Matrix2-f2da41d4',
'./RuntimeError-ffe03243',
'./when-229515d6',
'./EllipsoidTangentPlane-b27cd2f7',
'./ComponentDatatype-17b06483',
'./Plane-0421a8be',
], function (a, t, e, n, r, i, s, o) {
'use strict';
function C(a, t) {
(this.center = e.Cartesian3.clone(r.defaultValue(a, e.Cartesian3.ZERO))),
(this.halfAxes = e.Matrix3.clone(r.defaultValue(t, e.Matrix3.ZERO)));
}
(C.packedLength = e.Cartesian3.packedLength + e.Matrix3.packedLength),
(C.pack = function (a, t, n) {
return (
(n = r.defaultValue(n, 0)),
e.Cartesian3.pack(a.center, t, n),
e.Matrix3.pack(a.halfAxes, t, n + e.Cartesian3.packedLength),
t
);
}),
(C.unpack = function (a, t, n) {
return (
(t = r.defaultValue(t, 0)),
r.defined(n) || (n = new C()),
e.Cartesian3.unpack(a, t, n.center),
e.Matrix3.unpack(a, t + e.Cartesian3.packedLength, n.halfAxes),
n
);
});
var c = new e.Cartesian3(),
u = new e.Cartesian3(),
d = new e.Cartesian3(),
l = new e.Cartesian3(),
h = new e.Cartesian3(),
x = new e.Cartesian3(),
m = new e.Matrix3(),
M = { unitary: new e.Matrix3(), diagonal: new e.Matrix3() };
C.fromPoints = function (a, t) {
if ((r.defined(t) || (t = new C()), !r.defined(a) || 0 === a.length))
return (t.halfAxes = e.Matrix3.ZERO), (t.center = e.Cartesian3.ZERO), t;
var n,
i = a.length,
s = e.Cartesian3.clone(a[0], c);
for (n = 1; n < i; n++) e.Cartesian3.add(s, a[n], s);
var o = 1 / i;
e.Cartesian3.multiplyByScalar(s, o, s);
var f,
p = 0,
g = 0,
w = 0,
y = 0,
N = 0,
b = 0;
for (n = 0; n < i; n++)
(p += (f = e.Cartesian3.subtract(a[n], s, u)).x * f.x),
(g += f.x * f.y),
(w += f.x * f.z),
(y += f.y * f.y),
(N += f.y * f.z),
(b += f.z * f.z);
(p *= o), (g *= o), (w *= o), (y *= o), (N *= o), (b *= o);
var O = m;
(O[0] = p),
(O[1] = g),
(O[2] = w),
(O[3] = g),
(O[4] = y),
(O[5] = N),
(O[6] = w),
(O[7] = N),
(O[8] = b);
var v = e.Matrix3.computeEigenDecomposition(O, M),
P = e.Matrix3.clone(v.unitary, t.halfAxes),
T = e.Matrix3.getColumn(P, 0, l),
A = e.Matrix3.getColumn(P, 1, h),
I = e.Matrix3.getColumn(P, 2, x),
R = -Number.MAX_VALUE,
E = -Number.MAX_VALUE,
S = -Number.MAX_VALUE,
U = Number.MAX_VALUE,
L = Number.MAX_VALUE,
z = Number.MAX_VALUE;
for (n = 0; n < i; n++)
(f = a[n]),
(R = Math.max(e.Cartesian3.dot(T, f), R)),
(E = Math.max(e.Cartesian3.dot(A, f), E)),
(S = Math.max(e.Cartesian3.dot(I, f), S)),
(U = Math.min(e.Cartesian3.dot(T, f), U)),
(L = Math.min(e.Cartesian3.dot(A, f), L)),
(z = Math.min(e.Cartesian3.dot(I, f), z));
(T = e.Cartesian3.multiplyByScalar(T, 0.5 * (U + R), T)),
(A = e.Cartesian3.multiplyByScalar(A, 0.5 * (L + E), A)),
(I = e.Cartesian3.multiplyByScalar(I, 0.5 * (z + S), I));
var B = e.Cartesian3.add(T, A, t.center);
e.Cartesian3.add(B, I, B);
var V = d;
return (
(V.x = R - U),
(V.y = E - L),
(V.z = S - z),
e.Cartesian3.multiplyByScalar(V, 0.5, V),
e.Matrix3.multiplyByScale(t.halfAxes, V, t.halfAxes),
t
);
};
var f = new e.Cartesian3(),
p = new e.Cartesian3();
function g(a, t, n, i, s, o, c, u, d, l, h) {
r.defined(h) || (h = new C());
var x = h.halfAxes;
e.Matrix3.setColumn(x, 0, t, x),
e.Matrix3.setColumn(x, 1, n, x),
e.Matrix3.setColumn(x, 2, i, x);
var m = f;
(m.x = (s + o) / 2), (m.y = (c + u) / 2), (m.z = (d + l) / 2);
var M = p;
(M.x = (o - s) / 2), (M.y = (u - c) / 2), (M.z = (l - d) / 2);
var g = h.center;
return (
(m = e.Matrix3.multiplyByVector(x, m, m)),
e.Cartesian3.add(a, m, g),
e.Matrix3.multiplyByScale(x, M, x),
h
);
}
var w = new e.Cartographic(),
y = new e.Cartesian3(),
N = new e.Cartographic(),
b = new e.Cartographic(),
O = new e.Cartographic(),
v = new e.Cartographic(),
P = new e.Cartographic(),
T = new e.Cartesian3(),
A = new e.Cartesian3(),
I = new e.Cartesian3(),
R = new e.Cartesian3(),
E = new e.Cartesian3(),
S = new e.Cartesian2(),
U = new e.Cartesian2(),
L = new e.Cartesian2(),
z = new e.Cartesian2(),
B = new e.Cartesian2(),
V = new e.Cartesian3(),
_ = new e.Cartesian3(),
k = new e.Cartesian3(),
W = new e.Cartesian3(),
D = new e.Cartesian2(),
X = new e.Cartesian3(),
q = new e.Cartesian3(),
j = new e.Cartesian3(),
Z = new o.Plane(e.Cartesian3.UNIT_X, 0);
(C.fromRectangle = function (a, t, n, C, c) {
var u, d, l, h, x, m, M;
if (
((t = r.defaultValue(t, 0)),
(n = r.defaultValue(n, 0)),
(C = r.defaultValue(C, e.Ellipsoid.WGS84)),
a.width <= s.CesiumMath.PI)
) {
var f = e.Rectangle.center(a, w),
p = C.cartographicToCartesian(f, y),
Y = new i.EllipsoidTangentPlane(p, C);
M = Y.plane;
var G = f.longitude,
F = a.south < 0 && a.north > 0 ? 0 : f.latitude,
H = e.Cartographic.fromRadians(G, a.north, n, N),
J = e.Cartographic.fromRadians(a.west, a.north, n, b),
K = e.Cartographic.fromRadians(a.west, F, n, O),
Q = e.Cartographic.fromRadians(a.west, a.south, n, v),
$ = e.Cartographic.fromRadians(G, a.south, n, P),
aa = C.cartographicToCartesian(H, T),
ta = C.cartographicToCartesian(J, A),
ea = C.cartographicToCartesian(K, I),
na = C.cartographicToCartesian(Q, R),
ra = C.cartographicToCartesian($, E),
ia = Y.projectPointToNearestOnPlane(aa, S),
sa = Y.projectPointToNearestOnPlane(ta, U),
oa = Y.projectPointToNearestOnPlane(ea, L),
Ca = Y.projectPointToNearestOnPlane(na, z),
ca = Y.projectPointToNearestOnPlane(ra, B);
return (
(d = -(u = Math.min(sa.x, oa.x, Ca.x))),
(h = Math.max(sa.y, ia.y)),
(l = Math.min(Ca.y, ca.y)),
(J.height = Q.height = t),
(ta = C.cartographicToCartesian(J, A)),
(na = C.cartographicToCartesian(Q, R)),
(x = Math.min(o.Plane.getPointDistance(M, ta), o.Plane.getPointDistance(M, na))),
(m = n),
g(Y.origin, Y.xAxis, Y.yAxis, Y.zAxis, u, d, l, h, x, m, c)
);
}
var ua = a.south > 0,
da = a.north < 0,
la = ua ? a.south : da ? a.north : 0,
ha = e.Rectangle.center(a, w).longitude,
xa = e.Cartesian3.fromRadians(ha, la, n, C, V);
xa.z = 0;
var ma =
Math.abs(xa.x) < s.CesiumMath.EPSILON10 && Math.abs(xa.y) < s.CesiumMath.EPSILON10
? e.Cartesian3.UNIT_X
: e.Cartesian3.normalize(xa, _),
Ma = e.Cartesian3.UNIT_Z,
fa = e.Cartesian3.cross(ma, Ma, k);
M = o.Plane.fromPointNormal(xa, ma, Z);
var pa = e.Cartesian3.fromRadians(ha + s.CesiumMath.PI_OVER_TWO, la, n, C, W);
(u = -(d = e.Cartesian3.dot(o.Plane.projectPointOntoPlane(M, pa, D), fa))),
(h = e.Cartesian3.fromRadians(0, a.north, da ? t : n, C, X).z),
(l = e.Cartesian3.fromRadians(0, a.south, ua ? t : n, C, q).z);
var ga = e.Cartesian3.fromRadians(a.east, la, n, C, j);
return g(xa, fa, Ma, ma, u, d, l, h, (x = o.Plane.getPointDistance(M, ga)), (m = 0), c);
}),
(C.clone = function (a, t) {
if (r.defined(a))
return r.defined(t)
? (e.Cartesian3.clone(a.center, t.center), e.Matrix3.clone(a.halfAxes, t.halfAxes), t)
: new C(a.center, a.halfAxes);
}),
(C.intersectPlane = function (a, n) {
var r = a.center,
i = n.normal,
s = a.halfAxes,
o = i.x,
C = i.y,
c = i.z,
u =
Math.abs(
o * s[e.Matrix3.COLUMN0ROW0] +
C * s[e.Matrix3.COLUMN0ROW1] +
c * s[e.Matrix3.COLUMN0ROW2]
) +
Math.abs(
o * s[e.Matrix3.COLUMN1ROW0] +
C * s[e.Matrix3.COLUMN1ROW1] +
c * s[e.Matrix3.COLUMN1ROW2]
) +
Math.abs(
o * s[e.Matrix3.COLUMN2ROW0] +
C * s[e.Matrix3.COLUMN2ROW1] +
c * s[e.Matrix3.COLUMN2ROW2]
),
d = e.Cartesian3.dot(i, r) + n.distance;
return d <= -u ? t.Intersect.OUTSIDE : d >= u ? t.Intersect.INSIDE : t.Intersect.INTERSECTING;
});
var Y = new e.Cartesian3(),
G = new e.Cartesian3(),
F = new e.Cartesian3(),
H = new e.Cartesian3(),
J = new e.Cartesian3(),
K = new e.Cartesian3();
C.distanceSquaredTo = function (a, t) {
var n = e.Cartesian3.subtract(t, a.center, f),
r = a.halfAxes,
i = e.Matrix3.getColumn(r, 0, Y),
o = e.Matrix3.getColumn(r, 1, G),
C = e.Matrix3.getColumn(r, 2, F),
c = e.Cartesian3.magnitude(i),
u = e.Cartesian3.magnitude(o),
d = e.Cartesian3.magnitude(C),
l = !0,
h = !0,
x = !0;
c > 0 ? e.Cartesian3.divideByScalar(i, c, i) : (l = !1),
u > 0 ? e.Cartesian3.divideByScalar(o, u, o) : (h = !1),
d > 0 ? e.Cartesian3.divideByScalar(C, d, C) : (x = !1);
var m,
M,
p,
g = !l + !h + !x;
if (1 === g) {
var w = i;
(m = o),
(M = C),
h ? x || ((w = C), (M = i)) : ((w = o), (m = i)),
(p = e.Cartesian3.cross(m, M, J)),
w === i ? (i = p) : w === o ? (o = p) : w === C && (C = p);
} else if (2 === g) {
(m = i), h ? (m = o) : x && (m = C);
var y = e.Cartesian3.UNIT_Y;
y.equalsEpsilon(m, s.CesiumMath.EPSILON3) && (y = e.Cartesian3.UNIT_X),
(M = e.Cartesian3.cross(m, y, H)),
e.Cartesian3.normalize(M, M),
(p = e.Cartesian3.cross(m, M, J)),
e.Cartesian3.normalize(p, p),
m === i ? ((o = M), (C = p)) : m === o ? ((C = M), (i = p)) : m === C && ((i = M), (o = p));
} else
3 === g && ((i = e.Cartesian3.UNIT_X), (o = e.Cartesian3.UNIT_Y), (C = e.Cartesian3.UNIT_Z));
var N = K;
(N.x = e.Cartesian3.dot(n, i)), (N.y = e.Cartesian3.dot(n, o)), (N.z = e.Cartesian3.dot(n, C));
var b,
O = 0;
return (
N.x < -c ? (O += (b = N.x + c) * b) : N.x > c && (O += (b = N.x - c) * b),
N.y < -u ? (O += (b = N.y + u) * b) : N.y > u && (O += (b = N.y - u) * b),
N.z < -d ? (O += (b = N.z + d) * b) : N.z > d && (O += (b = N.z - d) * b),
O
);
};
var Q = new e.Cartesian3(),
$ = new e.Cartesian3();
C.computePlaneDistances = function (a, n, i, s) {
r.defined(s) || (s = new t.Interval());
var o = Number.POSITIVE_INFINITY,
C = Number.NEGATIVE_INFINITY,
c = a.center,
u = a.halfAxes,
d = e.Matrix3.getColumn(u, 0, Y),
l = e.Matrix3.getColumn(u, 1, G),
h = e.Matrix3.getColumn(u, 2, F),
x = e.Cartesian3.add(d, l, Q);
e.Cartesian3.add(x, h, x), e.Cartesian3.add(x, c, x);
var m = e.Cartesian3.subtract(x, n, $),
M = e.Cartesian3.dot(i, m);
return (
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.add(c, d, x),
e.Cartesian3.add(x, l, x),
e.Cartesian3.subtract(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.add(c, d, x),
e.Cartesian3.subtract(x, l, x),
e.Cartesian3.add(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.add(c, d, x),
e.Cartesian3.subtract(x, l, x),
e.Cartesian3.subtract(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.subtract(c, d, x),
e.Cartesian3.add(x, l, x),
e.Cartesian3.add(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.subtract(c, d, x),
e.Cartesian3.add(x, l, x),
e.Cartesian3.subtract(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.subtract(c, d, x),
e.Cartesian3.subtract(x, l, x),
e.Cartesian3.add(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
e.Cartesian3.subtract(c, d, x),
e.Cartesian3.subtract(x, l, x),
e.Cartesian3.subtract(x, h, x),
e.Cartesian3.subtract(x, n, m),
(M = e.Cartesian3.dot(i, m)),
(o = Math.min(M, o)),
(C = Math.max(M, C)),
(s.start = o),
(s.stop = C),
s
);
};
var aa = new t.BoundingSphere();
(C.isOccluded = function (a, e) {
var n = t.BoundingSphere.fromOrientedBoundingBox(a, aa);
return !e.isBoundingSphereVisible(n);
}),
(C.prototype.intersectPlane = function (a) {
return C.intersectPlane(this, a);
}),
(C.prototype.distanceSquaredTo = function (a) {
return C.distanceSquaredTo(this, a);
}),
(C.prototype.computePlaneDistances = function (a, t, e) {
return C.computePlaneDistances(this, a, t, e);
}),
(C.prototype.isOccluded = function (a) {
return C.isOccluded(this, a);
}),
(C.equals = function (a, t) {
return (
a === t ||
(r.defined(a) &&
r.defined(t) &&
e.Cartesian3.equals(a.center, t.center) &&
e.Matrix3.equals(a.halfAxes, t.halfAxes))
);
}),
(C.prototype.clone = function (a) {
return C.clone(this, a);
}),
(C.prototype.equals = function (a) {
return C.equals(this, a);
}),
(a.OrientedBoundingBox = C);
});
Reference in new issue View Git Blame Copy Permalink