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修改。

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tengge1 2019-04-06 18:31:33 +08:00
parent ff4157e427
commit 9439fcb423
1 changed files with 3 additions and 6 deletions
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9
ShadowEditor.Web/src/gis/tile/SphereTileCreator.js
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@ -15,7 +15,6 @@ function SphereTileCreator(camera, options) {
this.cache = new Map();
this._center = new THREE.Vector3();
this._centerZoom = 0;
this._projScreenMatrix = new THREE.Matrix4();
this._frustum = new THREE.Frustum();
@ -29,9 +28,7 @@ SphereTileCreator.prototype.constructor = SphereTileCreator;
SphereTileCreator.prototype.get = function () {
this.tiles.length = 0;
MathUtils.xyzToLonlat(this.camera.position, this._center);
this._centerZoom = ~~MathUtils.altToZoom(this.camera.position.length() - WGS84.a) + 3;
this._centerZoom = ~~MathUtils.altToZoom(this.camera.position.length() - WGS84.a) + 2;
this._projScreenMatrix.multiplyMatrices(this.camera.projectionMatrix, this.camera.matrixWorldInverse);
this._frustum.setFromMatrix(this._projScreenMatrix);
@ -117,10 +114,10 @@ SphereTileCreator.prototype.isVisible = function (tile) {
for (var i = 0, l = tile._vertices.length; i < l; i++) {
var vertice = tile._vertices[i];
if (!intersect) {
if (!intersect) { // TODO: 不在同一个坐标系
intersect = this._frustum.containsPoint(vertice);
}
if (!face) {
if (!face) { // TODO: 不在同一个坐标系
face = this.camera.position.dot(vertice) > 0;
}
if (intersect && face) {