DSDSServer2024/build/build.20240805/static/js/Cesium-1.53/Specs/Scene/TileBoundingSphereSpec.js

73 lines
2.4 KiB
JavaScript

defineSuite([
'Scene/TileBoundingSphere',
'Core/Cartesian3',
'Core/Color',
'Core/Intersect',
'Core/Math',
'Core/Plane',
'Specs/createFrameState'
], function(
TileBoundingSphere,
Cartesian3,
Color,
Intersect,
CesiumMath,
Plane,
createFrameState) {
'use strict';
var tileBoundingSphere = new TileBoundingSphere(new Cartesian3(0.0, 0.0, 0.0), 1.0);
var frameState = createFrameState();
it('can be instantiated with center and radius', function() {
var center = new Cartesian3(0.0, 0.0, 0.0);
var radius = 1.0;
var tbs = new TileBoundingSphere(center, radius);
expect(tbs).toBeDefined();
expect(tbs.boundingVolume).toBeDefined();
expect(tbs.boundingSphere).toBeDefined();
expect(tbs.center).toEqual(center);
expect(tbs.radius).toEqual(radius);
});
it('createDebugVolume throws when color is undefined', function() {
expect(function() {
return tileBoundingSphere.createDebugVolume();
}).toThrowDeveloperError();
});
it('can create a debug volume', function() {
var debugVolume = tileBoundingSphere.createDebugVolume(Color.BLUE);
expect(debugVolume).toBeDefined();
});
it('distanceToCamera throws when frameState is undefined', function() {
expect(function() {
return tileBoundingSphere.distanceToCamera();
}).toThrowDeveloperError();
});
it('distance to camera is 0 when camera is inside bounding sphere', function() {
frameState.camera.position = new Cartesian3(0.0, 0.0, 0.0);
expect(tileBoundingSphere.distanceToCamera(frameState)).toEqual(0.0);
});
it('distance to camera is correct when camera is outside bounding region', function() {
frameState.camera.position = new Cartesian3(0.0, 2.0, 0.0);
expect(tileBoundingSphere.distanceToCamera(frameState)).toEqual(1.0);
});
it('intersectPlane throws when plane is undefined', function() {
expect(function() {
return tileBoundingSphere.intersectPlane();
}).toThrowDeveloperError();
});
it('intersects plane', function() {
var normal = new Cartesian3(0.0, 0.0, 1.0);
var plane = new Plane(normal, CesiumMath.EPSILON6);
expect(tileBoundingSphere.intersectPlane(plane)).toEqual(Intersect.INTERSECTING);
});
});