83 lines
1.5 KiB
JavaScript
83 lines
1.5 KiB
JavaScript
|
import {
|
||
|
Vector3
|
||
|
} from 'three';
|
||
|
|
||
|
class Capsule {
|
||
|
|
||
|
constructor( start = new Vector3( 0, 0, 0 ), end = new Vector3( 0, 1, 0 ), radius = 1 ) {
|
||
|
|
||
|
this.start = start;
|
||
|
this.end = end;
|
||
|
this.radius = radius;
|
||
|
|
||
|
}
|
||
|
|
||
|
clone() {
|
||
|
|
||
|
return new Capsule( this.start.clone(), this.end.clone(), this.radius );
|
||
|
|
||
|
}
|
||
|
|
||
|
set( start, end, radius ) {
|
||
|
|
||
|
this.start.copy( start );
|
||
|
this.end.copy( end );
|
||
|
this.radius = radius;
|
||
|
|
||
|
}
|
||
|
|
||
|
copy( capsule ) {
|
||
|
|
||
|
this.start.copy( capsule.start );
|
||
|
this.end.copy( capsule.end );
|
||
|
this.radius = capsule.radius;
|
||
|
|
||
|
}
|
||
|
|
||
|
getCenter( target ) {
|
||
|
|
||
|
return target.copy( this.end ).add( this.start ).multiplyScalar( 0.5 );
|
||
|
|
||
|
}
|
||
|
|
||
|
translate( v ) {
|
||
|
|
||
|
this.start.add( v );
|
||
|
this.end.add( v );
|
||
|
|
||
|
}
|
||
|
|
||
|
checkAABBAxis( p1x, p1y, p2x, p2y, minx, maxx, miny, maxy, radius ) {
|
||
|
|
||
|
return (
|
||
|
( minx - p1x < radius || minx - p2x < radius ) &&
|
||
|
( p1x - maxx < radius || p2x - maxx < radius ) &&
|
||
|
( miny - p1y < radius || miny - p2y < radius ) &&
|
||
|
( p1y - maxy < radius || p2y - maxy < radius )
|
||
|
);
|
||
|
|
||
|
}
|
||
|
|
||
|
intersectsBox( box ) {
|
||
|
|
||
|
return (
|
||
|
this.checkAABBAxis(
|
||
|
this.start.x, this.start.y, this.end.x, this.end.y,
|
||
|
box.min.x, box.max.x, box.min.y, box.max.y,
|
||
|
this.radius ) &&
|
||
|
this.checkAABBAxis(
|
||
|
this.start.x, this.start.z, this.end.x, this.end.z,
|
||
|
box.min.x, box.max.x, box.min.z, box.max.z,
|
||
|
this.radius ) &&
|
||
|
this.checkAABBAxis(
|
||
|
this.start.y, this.start.z, this.end.y, this.end.z,
|
||
|
box.min.y, box.max.y, box.min.z, box.max.z,
|
||
|
this.radius )
|
||
|
);
|
||
|
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
export { Capsule };
|