itowns/packages/Main/test/unit/potree2layerprocessing.js at e25e7f9f9c62766ddbd660c6c7fce28177f0700f · Desplandis/itowns · GitHub

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import assert from 'assert';
import { Group } from 'three';
import Potree2Layer from 'Layer/Potree2Layer';
import Potree2Node from 'Core/Potree2Node';

describe('preUpdate Potree2Layer', function () {
    const context = { camera: { height: 1, camera3D: { fov: 1 } } };
    const source = { baseurl: 'server.geo' };
    const layer = {
        id: 'a',
        source,
        hierarchyStepSize: 1,
        object3d: new Group(),
    };
    before('create octree', () => {
        layer.root = new Potree2Node(0, -1, 4000, 0, source);
        layer.object3d.add(layer.root.clampOBB);
        layer.root.voxelOBB.box3D.setFromArray([1000, 1000, 1000, 0, 0, 0]);

        layer.root.add(new Potree2Node(1, 0, 3000, 0, source), 1);
        layer.root.children[0].obj = { layer, isPoints: true };
        layer.root.add(new Potree2Node(1, 1, 3000, 0, source), 2);
        layer.root.children[1].obj = { layer, isPoints: true };
        layer.root.add(new Potree2Node(1, 2, 3000, 0, source), 3);
        layer.root.children[2].obj = { layer, isPoints: true };

        layer.root.children[0].add(new Potree2Node(2, 0, 2000, 0, source), 1);
        layer.root.children[0].children[0].obj = { layer, isPoints: true };
        layer.root.children[0].add(new Potree2Node(2, 1, 2000, 0, source), 2);
        layer.root.children[0].children[1].obj = { layer, isPoints: true };
        layer.root.children[1].add(new Potree2Node(2, 2, 2000, 0, source), 1);
        layer.root.children[1].children[0].obj = { layer, isPoints: true };
        layer.root.children[2].add(new Potree2Node(2, 3, 2000, 0, source), 2);
        layer.root.children[2].children[0].obj = { layer, isPoints: true };
        layer.root.children[2].add(new Potree2Node(2, 4, 2000, 0, source), 3);
        layer.root.children[2].children[1].obj = { layer, isPoints: true };

        layer.root.children[0].children[0].add(new Potree2Node(3, 0, 1000, 0, source), 1);
        layer.root.children[0].children[0].children[0].obj = { layer, isPoints: true };
        layer.root.children[0].children[0].add(new Potree2Node(3, 1, 1000, 0, source), 5);
        layer.root.children[0].children[0].children[1].obj = { layer, isPoints: true };
        layer.root.children[0].children[1].add(new Potree2Node(3, 2, 1000, 0, source), 4);
        layer.root.children[0].children[1].children[0].obj = { layer, isPoints: true };
        layer.root.children[2].children[1].add(new Potree2Node(3, 3, 1000, 0, source), 1);
        layer.root.children[2].children[1].children[0].obj = { layer, isPoints: true };
        layer.root.children[2].children[1].add(new Potree2Node(3, 4, 1000, 0, source), 2);
        layer.root.children[2].children[1].children[1].obj = { layer, isPoints: true };
        layer.root.children[2].children[1].add(new Potree2Node(3, 5, 1000, 0, source), 3);
        layer.root.children[2].children[1].children[2].obj = { layer, isPoints: true };
        layer.root.children[2].children[1].add(new Potree2Node(3, 6, 1000, 0, source), 4);
        layer.root.children[2].children[1].children[3].obj = { layer, isPoints: true };
    });

    it('should return root if no change source', () => {
        const sources = new Set();
        assert.deepStrictEqual(
            layer.root,
            Potree2Layer.prototype.preUpdate.call(layer, context, sources)[0]);
    });

    it('should return root', () => {
        const sources = new Set();
        sources.add(layer.root.children[0].children[0]);
        sources.add(layer.root.children[2].children[1]);
        assert.deepStrictEqual(
            layer.root,
            Potree2Layer.prototype.preUpdate.call(layer, context, sources)[0]);
    });
});