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🚧 Fixed an issue in Point.beamsCross

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This commit is contained in:
Joost De Cock 2018-07-15 17:15:56 +02:00
parent 722bd36839
commit 2ba9b6dc1a
3 changed files with 9 additions and 24 deletions
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2
lib/part.ts
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@ -6,7 +6,7 @@ export class Part {
id: string;
render: boolean;
points: {
[index: string]: Point;
[index: string]: Point | boolean;
}
paths: { [index: string]: Path; } = {};
attributes = new Attributes();

2
lib/utils.ts
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@ -41,7 +41,7 @@ export function beamsCross(a1: Point, a2: Point, b1: Point, b2: Point): Point |
// Find intersection
let x = (iB - iA) / (slopeA - slopeB);
let y = slopeA * x *iA;
let y = slopeA * x + iA;
return new Point(x, y);
}

29
tests/utils.test.js
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@ -31,28 +31,13 @@ it('should return a line intersection', () => {
expect(utils.beamsCross(a,b,c,d)).to.be.false;
// Debug
let e = new Point(0,0);
let f = new Point(25,25);
let g = new Point(0,60);
let h = new Point(25,35);
// Should be 30,30, but is 30,0
console.log(utils.beamsCross(e,f,g,h));
//$p->newPoint(2,25,25);
//$p->newPoint(3,0,60);
//$p->newPoint(4,25,35);
//$this->assertFalse($p->linesCross(1,2,3,4));
//$this->assertFalse($p->beamsCross(1,3,2,4));
//
//$expect = new \Freesewing\Point();
//$expect->setX(30);
//$expect->setY(30);
//$this->assertEquals($p->beamsCross(1,2,3,4), $expect);
//
//$p->newPoint(4,10,-10);
//$expect->setX(7.5);
//$expect->setY(7.5);
//$this->assertEquals($p->linesCross(1,2,3,4), $expect);
//
let e = new Point(213,222);
let f = new Point(220,214);
let g = new Point(213,44);
let h = new Point(248,222);
result = utils.beamsCross(e,f,g,h);
expect(result.x).to.equal(241.58);
expect(result.y).to.equal(189.34);
});
it('should return a line segment intersection', () => {