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新增box复合体 修复vector2运算问题

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YHH
2020-06-11 00:03:26 +08:00
parent 74cbb4c9fd
commit 2eec9a82f9
28 changed files with 1154 additions and 200 deletions
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19
source/src/Physics/Verlet/Composites/Box.ts Normal file
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///<reference path="./Composite.ts"/>
class Box extends Composite{
constructor(center: Vector2, width: number, height: number, borderStiffness = 0.2, diagonalStiffness = 0.5){
super();
let tl = this.addParticle(new Particle(Vector2.add(center, new Vector2(-width / 2, -height / 2))));
let tr = this.addParticle(new Particle(Vector2.add(center, new Vector2(width / 2, -height / 2))));
let br = this.addParticle(new Particle(Vector2.add(center, new Vector2(width / 2, height / 2))));
let bl = this.addParticle(new Particle(Vector2.add(center, new Vector2(-width / 2, height / 2))));
this.addConstraint(new DistanceConstraint(tl, tr, borderStiffness));
this.addConstraint(new DistanceConstraint(tr, br, borderStiffness));
this.addConstraint(new DistanceConstraint(br, bl, borderStiffness));
this.addConstraint(new DistanceConstraint(bl, tl, borderStiffness));
this.addConstraint(new DistanceConstraint(tl, br, diagonalStiffness)).setCollidesWithColliders(false);
this.addConstraint(new DistanceConstraint(bl, tr, diagonalStiffness)).setCollidesWithColliders(false);
}
}