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collider更改

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This commit is contained in:
yhh
2020-07-20 16:38:49 +08:00
parent 2a38858838
commit 6b8569b0b5
13 changed files with 110 additions and 196 deletions
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28
source/src/Physics/Shapes/Circle.ts
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@@ -4,6 +4,10 @@ class Circle extends Shape {
public _originalRadius: number;
public center = new Vector2();
public get bounds(){
return new Rectangle().setEgretRect(this.getBounds());
}
constructor(radius: number) {
super();
this.radius = radius;
@@ -15,7 +19,7 @@ class Circle extends Shape {
}
public collidesWithShape(other: Shape): CollisionResult {
if (other instanceof Box && (other as Box).isUnrotated) {
if (other instanceof Box) {
return ShapeCollisions.circleToBox(this, other);
}
@@ -30,28 +34,8 @@ class Circle extends Shape {
throw new Error(`Collisions of Circle to ${other} are not supported`);
}
public recalculateBounds(collider: Collider) {
this.center = collider.localOffset;
if (collider.shouldColliderScaleAndRotateWithTransform) {
let scale = collider.entity.scale;
let hasUnitScale = scale.x == 1 && scale.y == 1;
let maxScale = Math.max(scale.x, scale.y);
this.radius = this._originalRadius * maxScale;
if (collider.entity.rotation != 0) {
let offsetAngle = Math.atan2(collider.localOffset.y, collider.localOffset.x) * MathHelper.Rad2Deg;
let offsetLength = hasUnitScale ? collider._localOffsetLength : (Vector2.multiply(collider.localOffset, collider.entity.scale)).length();
this.center = MathHelper.pointOnCirlce(Vector2.zero, offsetLength, MathHelper.toDegrees(collider.entity.rotation) + offsetAngle);
}
}
this.position = Vector2.add(collider.entity.position, this.center);
this.bounds = new Rectangle(this.position.x - this.radius, this.position.y - this.radius, this.radius * 2, this.radius * 2);
}
public overlaps(other: Shape){
if (other instanceof Box && (other as Box).isUnrotated)
if (other instanceof Box)
return Collisions.isRectToCircle(other.bounds, this.position, this.radius);
if (other instanceof Circle)