WebCAD/__test__/ALG/region.test.ts

import { Vector3 } from 'three';

import { Line } from './../../src/DatabaseServices/Line';
import { RegionParse } from './../../src/Geometry/RegionParse';

function expectReg(alg: RegionParse)
{
    let data1 = alg.m_RegionsInternal.map(o =>
    {
        let res = [];
        o.forEach(r => { res.push(r.to.postion.toArray()) })
        return res;
    });
    let data2 = alg.m_RegionsOutline.map(o =>
    {
        let res = [];
        o.forEach(r => { res.push(r.to.postion.toArray()) })
        return res;
    });

    expect(data1).toMatchSnapshot();
    expect(data2).toMatchSnapshot();

}

test('两个相连的区域', () =>
{

    let culist = [];

    let l1 = new Line(new Vector3(0, 0, 0), new Vector3(5, 5, 0));
    let l2 = new Line(new Vector3(0, 0, 0), new Vector3(3, 2, 0));

    let l3 = new Line(new Vector3(5, 5, 0), new Vector3(5, 25, 0));
    let l4 = new Line(new Vector3(5, 25, 0), new Vector3(0, 0, 0));

    let l5 = new Line(new Vector3(3, 2, 0), new Vector3(4, 3, 0));
    let l6 = new Line(new Vector3(4, 3, 0), new Vector3(20, 5, 0));
    let l7 = new Line(new Vector3(20, 5, 0), new Vector3(3, 2, 0));

    culist.push(l1, l2, l3, l4, l5, l6, l7);

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(2);
    expect(g.m_RegionsInternal.length).toBe(0);

    expectReg(g);
});

test('区域内有分割-三角形', () =>
{

    let culist = [];

    let l1 = new Line(new Vector3(0, 0, 0), new Vector3(5, 0, 0));
    let l2 = new Line(new Vector3(5, 0, 0), new Vector3(0, 5, 0));

    let l3 = new Line(new Vector3(0, 5, 0), new Vector3(0, 0, 0));
    let l4 = new Line(new Vector3(0, 0, 0), new Vector3(0, -5, 0));

    let l5 = new Line(new Vector3(5, 0, 0), new Vector3(0, -5, 0));

    culist.push(l1, l2, l3, l4, l5);

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(1);
    expect(g.m_RegionsInternal.length).toBe(2);

    expectReg(g);
});
test('区域有延长线', () =>
{

    let culist = [];

    let l1 = new Line(new Vector3(0, 0, 0), new Vector3(5, 0, 0));
    let l2 = new Line(new Vector3(5, 0, 0), new Vector3(0, 5, 0));

    let l3 = new Line(new Vector3(0, 5, 0), new Vector3(0, 0, 0));
    let l4 = new Line(new Vector3(0, 0, 0), new Vector3(0, -5, 0));

    let l5 = new Line(new Vector3(5, 0, 0), new Vector3(0, -5, 0));
    let l6 = new Line(new Vector3(5, 0, 0), new Vector3(7, 0, 0));
    culist.push(l1, l2, l3, l4, l5, l6);

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(1);
    expect(g.m_RegionsInternal.length).toBe(2);

    expectReg(g);
});
test('区域内多条线', () =>
{

    let culist = [];

    let l1 = new Line(new Vector3(0, 0, 0), new Vector3(5, 0, 0));
    let l2 = new Line(new Vector3(5, 0, 0), new Vector3(0, 5, 0));

    let l3 = new Line(new Vector3(0, 4, 0), new Vector3(0, 0, 0));
    let l4 = new Line(new Vector3(0, 0, 0), new Vector3(0, -5, 0));

    let l5 = new Line(new Vector3(5, 0, 0), new Vector3(0, -5, 0));
    let l6 = new Line(new Vector3(0, 4, 0), new Vector3(5, 0, 0));
    let l7 = new Line(new Vector3(0, 4, 0), new Vector3(0, 5, 0));

    culist.push(l1, l2, l3, l4, l5, l6, l7);

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(1);
    expect(g.m_RegionsInternal.length).toBe(3);

    expectReg(g);
});

test('包含区域', () =>
{

    let culist = [];

    let l1 = new Line(new Vector3(0, 0, 0), new Vector3(5, 0, 0));
    let l2 = new Line(new Vector3(5, 0, 0), new Vector3(5, 5, 0));

    let l3 = new Line(new Vector3(5, 5, 0), new Vector3(0, 5, 0));
    let l4 = new Line(new Vector3(0, 5, 0), new Vector3(0, 0, 0));

    let l5 = new Line(new Vector3(1, 1, 0), new Vector3(2, 1, 0));
    let l6 = new Line(new Vector3(2, 1, 0), new Vector3(2, 2, 0));
    let l7 = new Line(new Vector3(2, 2, 0), new Vector3(1, 2, 0));
    let l8 = new Line(new Vector3(1, 2, 0), new Vector3(1, 1, 0));

    culist.push(l1, l2, l3, l4, l5, l6, l7, l8);

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(2);
    expect(g.m_RegionsInternal.length).toBe(0);

    expectReg(g);
});


test('测试复杂形状', () =>
{
    let culist = [
        new Line(new Vector3().fromArray([3.9668615984405444, -1.042884990253411, 0]), new Vector3().fromArray([2.553606237816763, -2.3391812865497075, 0])),
        new Line(new Vector3().fromArray([2.553606237816763, -2.3391812865497075, 0]), new Vector3().fromArray([4.912280701754386, -2.7777777777777777, 0])),
        new Line(new Vector3().fromArray([4.912280701754386, -2.7777777777777777, 0]), new Vector3().fromArray([3.011695906432749, -3.469785575048733, 0])),
        new Line(new Vector3().fromArray([3.011695906432749, -3.469785575048733, 0]), new Vector3().fromArray([1.306042884990254, -0.30214424951267027, 0])),
        new Line(new Vector3().fromArray([2.348927875243664, -1.042884990253411, 0]), new Vector3().fromArray([2.553606237816763, -2.3391812865497075, 0])),
        new Line(new Vector3().fromArray([2.553606237816763, -2.3391812865497075, 0]), new Vector3().fromArray([3.011695906432749, -3.469785575048733, 0])),
        new Line(new Vector3().fromArray([3.011695906432749, -3.469785575048733, 0]), new Vector3().fromArray([4.844054580896684, -3.898635477582846, 0])),
        new Line(new Vector3().fromArray([4.844054580896684, -3.898635477582846, 0]), new Vector3().fromArray([4.912280701754386, -2.7777777777777777, 0])),
        new Line(new Vector3().fromArray([4.912280701754386, -2.7777777777777777, 0]), new Vector3().fromArray([3.9668615984405444, -1.042884990253411, 0])),
        new Line(new Vector3().fromArray([2.465886939571151, 1.939571150097466, 0]), new Vector3().fromArray([1.306042884990254, -0.30214424951267027, 0])),
        new Line(new Vector3().fromArray([1.306042884990254, -0.30214424951267027, 0]), new Vector3().fromArray([3.586744639376219, 0.253411306042885, 0])),
        new Line(new Vector3().fromArray([3.586744639376219, 0.253411306042885, 0]), new Vector3().fromArray([2.348927875243664, -1.042884990253411, 0])),
        new Line(new Vector3().fromArray([2.348927875243664, -1.042884990253411, 0]), new Vector3().fromArray([3.9668615984405444, -1.042884990253411, 0])),
        new Line(new Vector3().fromArray([1.306042884990254, -0.30214424951267027, 0]), new Vector3().fromArray([2.348927875243664, -1.042884990253411, 0])),
        new Line(new Vector3().fromArray([3.9668615984405444, -1.042884990253411, 0]), new Vector3().fromArray([3.586744639376219, 0.253411306042885, 0])),
        new Line(new Vector3().fromArray([3.586744639376219, 0.253411306042885, 0]), new Vector3().fromArray([2.465886939571151, 1.939571150097466, 0])),
    ]

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(1);
    expect(g.m_RegionsInternal.length).toBe(8);

    expectReg(g);
});


test('矩形套矩形', () =>
{
    let culist = [
        new Line(new Vector3().fromArray([12.781615108958839, -0.7407480871670697, 0]), new Vector3().fromArray([12.781615108958837, -5.947836900726392, 0])),
        new Line(new Vector3().fromArray([12.781615108958837, -5.947836900726392, 0]), new Vector3().fromArray([19.5123215496368, -5.947836900726394, 0])),
        new Line(new Vector3().fromArray([19.5123215496368, -5.947836900726394, 0]), new Vector3().fromArray([19.5123215496368, -0.7407480871670714, 0])),
        new Line(new Vector3().fromArray([19.5123215496368, -0.7407480871670714, 0]), new Vector3().fromArray([12.781615108958839, -0.7407480871670697, 0])),
        new Line(new Vector3().fromArray([12.781615108958839, -0.7407480871670697, 0]), new Vector3().fromArray([14.054086973365617, -2.0467060532687644, 0])),
        new Line(new Vector3().fromArray([14.054086973365617, -2.0467060532687644, 0]), new Vector3().fromArray([18.54122460048426, -2.0467060532687653, 0])),
        new Line(new Vector3().fromArray([18.54122460048426, -2.0467060532687653, 0]), new Vector3().fromArray([18.54122460048426, -5.026969104116222, 0])),
        new Line(new Vector3().fromArray([18.54122460048426, -5.026969104116222, 0]), new Vector3().fromArray([14.054086973365617, -5.026969104116221, 0])),
        new Line(new Vector3().fromArray([14.054086973365617, -5.026969104116221, 0]), new Vector3().fromArray([14.054086973365617, -2.0467060532687644, 0])),
        new Line(new Vector3().fromArray([18.54122460048426, -5.026969104116222, 0]), new Vector3().fromArray([19.5123215496368, -5.947836900726394, 0])),
        new Line(new Vector3().fromArray([14.054086973365617, -2.0467060532687644, 0]), new Vector3().fromArray([18.54122460048426, -5.026969104116222, 0]))
    ]

    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(1);
    expect(g.m_RegionsInternal.length).toBe(4);

    expectReg(g);
});

test('保护伞', () =>
{
    let culist = [
        new Line(new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0]), new Vector3().fromArray([-4.01985111662531, -0.7196029776674939, 0])),
        new Line(new Vector3().fromArray([-4.01985111662531, -0.7196029776674939, 0]), new Vector3().fromArray([-1.4640198511166256, -0.7196029776674939, 0])),
        new Line(new Vector3().fromArray([-1.4640198511166256, -0.7196029776674939, 0]), new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0])),
        new Line(new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0]), new Vector3().fromArray([-4.156327543424318, 2.7171215880893302, 0])),
        new Line(new Vector3().fromArray([-4.156327543424318, 2.7171215880893302, 0]), new Vector3().fromArray([-1.7121588089330027, 4.094292803970223, 0])),
        new Line(new Vector3().fromArray([-1.7121588089330027, 4.094292803970223, 0]), new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0])),
        new Line(new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0]), new Vector3().fromArray([-0.33498759305210907, 2.7543424317617866, 0])),
        new Line(new Vector3().fromArray([-0.33498759305210907, 2.7543424317617866, 0]), new Vector3().fromArray([-0.33498759305210946, 0.5583126550868487, 0])),
        new Line(new Vector3().fromArray([-0.33498759305210946, 0.5583126550868487, 0]), new Vector3().fromArray([-2.0843672456575684, 1.9106699751861045, 0])),
    ]
    let g = new RegionParse(culist);
    g.m_RegionsOutline.length //?
    g.m_RegionsInternal.length //?
    expect(g.m_RegionsOutline.length).toBe(3);
    expect(g.m_RegionsInternal.length).toBe(0);

    expectReg(g);
});