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168 lines
3.7 KiB
168 lines
3.7 KiB
import { Vector2, Vector3 } from 'three';
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import { IsPointInPolyLine } from '../../src/DatabaseServices/PointInPolyline';
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import { Polyline } from '../../src/DatabaseServices/Polyline';
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import { CADFile } from '../../src/DatabaseServices/CADFile';
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test('点在多段线内', () =>
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{
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let pl = new Polyline([
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{
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pt: new Vector2(0, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 10),
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bul: 0
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},
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{
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pt: new Vector2(8, 10),
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bul: 0
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},
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{
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pt: new Vector2(8, 5),
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bul: 0
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},
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{
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pt: new Vector2(4, 5),
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bul: 0
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},
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{
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pt: new Vector2(4, 10),
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bul: 0
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},
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{
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pt: new Vector2(0, 10),
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bul: 0
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},
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]);
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pl.CloseMark = true;
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let bIn = IsPointInPolyLine(pl, new Vector3(8, 3));//?
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expect(bIn).toBeTruthy();
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});
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describe("", () =>
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{
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test('退化', () =>
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{
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let pl = new Polyline(
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[
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{
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pt: new Vector2(0, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 0),
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bul: 0
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},
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{
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pt: new Vector2(5, 5),
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bul: 0
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},
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])
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pl.CloseMark = true;
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expect(IsPointInPolyLine(pl, new Vector3(5, 2))).toBeTruthy();
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});
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test('退化2', () =>
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{
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//右边中间 <
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let pl = new Polyline(
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[
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{
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pt: new Vector2(0, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 0),
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bul: 0
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},
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{
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pt: new Vector2(5, 5),
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bul: 0
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},
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{
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pt: new Vector2(10, 10),
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bul: 0
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},
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{
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pt: new Vector2(0, 10),
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bul: 0
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},
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])
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pl.CloseMark = true;
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expect(IsPointInPolyLine(pl, new Vector3(5, 2))).toBeTruthy();
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});
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test('左边中间', () =>
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{
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//左边中间
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let pl = new Polyline([
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{
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pt: new Vector2(0, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 0),
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bul: 0
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},
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{
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pt: new Vector2(10, 10),
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bul: 0
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},
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{
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pt: new Vector2(0, 10),
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bul: 0
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},
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{
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pt: new Vector2(0, 8),
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bul: 0
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},
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{
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pt: new Vector2(5, 5),
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bul: 0
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}]
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)
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pl.CloseMark = true;
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expect(IsPointInPolyLine(pl, new Vector3(5, 2))).toBeTruthy();
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});
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test('点在曲线外精度问题', () =>
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{
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let plData = [["Polyline", 1, 1, 4317, false, 3, -1,
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[1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1],
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2, 5,
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[-3, 3.6739403974420594e-16], 0.9999999999999999,
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[3, 3.6739403974420594e-16], 0, [3, 10], 0.9999999999999999,
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[-3, 10], 0, [-3, -3.6739403974420594e-16], 0,
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false]];
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let f = new CADFile();
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f.Data = plData;
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let pl = f.ReadObject(undefined) as Polyline;
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let p = new Vector3(-3, -0.16000000000000014, 0);
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expect(pl.PtInCurve(p)).toBeFalsy();
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});
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})
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