类 CollisionUtils

En

Collision class is used to detect collisions

Zh

Collision 类用于检测碰撞。

构造函数

constructor

方法

boxContainsBox boxContainsPoint boxContainsSphere closestPointBoxPoint closestPointPlanePoint closestPointPointTriangle closestPointSpherePoint closestPointSphereSphere distanceBoxToBox distanceBoxToPoint distancePlaneToPoint distanceSphereToPoint distanceSphereToSphere intersectsBoxAndBox intersectsBoxAndSphere intersectsPlaneAndBox intersectsPlaneAndPlane intersectsPlaneAndPlaneRL intersectsPlaneAndPoint intersectsPlaneAndSphere intersectsPlaneAndTriangle intersectsRayAndBoxRD intersectsRayAndBoxRP intersectsRayAndPlaneRD intersectsRayAndPlaneRP intersectsRayAndPoint intersectsRayAndRay intersectsRayAndSphereRD intersectsRayAndSphereRP intersectsRayAndTriangleRD intersectsRayAndTriangleRP intersectsSphereAndSphere intersectsSphereAndTriangle sphereContainsBox sphereContainsPoint sphereContainsSphere sphereContainsTriangle

构造函数

constructor

方法

静态boxContainsBox

  • boxContainsBox(box1, box2): number

  • 参数

    返回 number

    The relationship type: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines the spatial relationship between two bounding boxes.

    Zh

    确定两个包围盒之间的空间关系。

静态boxContainsPoint

  • boxContainsPoint(box, point): number

  • 参数

    返回 number

    The relationship type: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines the spatial relationship between a bounding box and a point.

    Zh

    确定包围盒和点之间的空间关系。

静态boxContainsSphere

  • boxContainsSphere(box, sphere): number

  • 参数

    返回 number

    The relationship type: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines the spatial relationship between a bounding box and a bounding sphere.

    Zh

    确定包围盒和包围球之间的空间关系。

静态closestPointBoxPoint

  • closestPointBoxPoint(box, point, out): void

  • 参数

    • box: BoundBox

      The bounding box.

    • point: Vector3

      The point in space.

    • out: Vector3

      The closest point on the bounding box.

    返回 void

    En

    Finds the closest point on a bounding box to a given point in space.

    Zh

    找到空间中点到包围盒的最近点。

静态closestPointPlanePoint

  • closestPointPlanePoint(plane, point, out): void

  • 参数

    • plane: Plane

      The plane.

    • point: Vector3

      The point in space.

    • out: Vector3

      The closest point on the plane.

    返回 void

    En

    Finds the closest point on a plane to a given point in space.

    Zh

    找到空间中点到平面的最近点。

静态closestPointPointTriangle

  • closestPointPointTriangle(point, vertex1, vertex2, vertex3, out): void

  • 参数

    • point: Vector3

      The point in space.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    • out: Vector3

      The closest point on the triangle.

    返回 void

    En

    Finds the closest point on a triangle to a given point in space.

    Zh

    找到空间中点到三角形的最近点。

静态closestPointSpherePoint

  • closestPointSpherePoint(sphere, point, out): void

  • 参数

    • sphere: BoundSphere

      The bounding sphere.

    • point: Vector3

      The point in space.

    • out: Vector3

      The closest point on the bounding sphere.

    返回 void

    En

    Finds the closest point on a bounding sphere to a given point in space.

    Zh

    找到空间中点到包围球的最近点。

静态closestPointSphereSphere

  • closestPointSphereSphere(sphere1, sphere2, out): void

  • 参数

    • sphere1: BoundSphere

      The first bounding sphere.

    • sphere2: BoundSphere

      The second bounding sphere.

    • out: Vector3

      The closest point on the first bounding sphere to the second.

    返回 void

    En

    Finds the closest points between two bounding spheres.

    Zh

    找到两个包围球之间的最近点。

静态distanceBoxToBox

  • distanceBoxToBox(box1, box2): number

  • 参数

    返回 number

    The distance between the two bounding boxes.

    En

    Calculates the distance between two bounding boxes in space.

    Zh

    计算空间中两个包围盒之间的距离。

静态distanceBoxToPoint

  • distanceBoxToPoint(box, point): number

  • 参数

    返回 number

    The distance from the point to the bounding box.

    En

    Calculates the distance from a point to a bounding box in space.

    Zh

    计算空间中点到包围盒的距离。

静态distancePlaneToPoint

  • distancePlaneToPoint(plane, point): number

  • 参数

    返回 number

    The distance from the point to the plane.

    En

    Calculates the distance from a point to a plane in space.

    Zh

    计算空间中点到平面的距离。

静态distanceSphereToPoint

  • distanceSphereToPoint(sphere, point): number

  • 参数

    返回 number

    The distance from the point to the bounding sphere.

    En

    Calculates the distance from a point to a bounding sphere in space.

    Zh

    计算空间中点到包围球的距离。

静态distanceSphereToSphere

  • distanceSphereToSphere(sphere1, sphere2): number

  • 参数

    返回 number

    The distance between the two bounding spheres.

    En

    Calculates the distance between two bounding spheres in space.

    Zh

    计算空间中两个包围球之间的距离。

静态intersectsBoxAndBox

  • intersectsBoxAndBox(box1, box2): boolean

  • 参数

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether two bounding boxes intersect.

    Zh

    判断两个包围盒是否相交。

静态intersectsBoxAndSphere

  • intersectsBoxAndSphere(box, sphere): boolean

  • 参数

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether a bounding box intersects with a bounding sphere.

    Zh

    判断包围盒是否与包围球是否相交。

静态intersectsPlaneAndBox

  • intersectsPlaneAndBox(plane, box): number

  • 参数

    返回 number

    The intersection type of the plane and the bounding box:

    • 0(PlaneIntersectionType_Back): back,
    • 1(PlaneIntersectionType_Front): front,
    • 2(PlaneIntersectionType_Intersecting): intersecting.

    En

    Determines the intersection status between a plane and a bounding box.

    Zh

    判断平面与包围盒之间的相交状态。

静态intersectsPlaneAndPlane

  • intersectsPlaneAndPlane(plane1, plane2): boolean

  • 参数

    • plane1: Plane

      The first plane.

    • plane2: Plane

      The second plane.

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether two planes intersect.

    Zh

    判断两个平面是否相交。

静态intersectsPlaneAndPlaneRL

  • intersectsPlaneAndPlaneRL(plane1, plane2, line): boolean

  • 参数

    • plane1: Plane

      The first plane.

    • plane2: Plane

      The second plane.

    • line: Ray

      The line representing the intersection.

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether two planes intersect and outputs the line of intersection.

    Zh

    判断两个平面是否相交并输出相交线。

静态intersectsPlaneAndPoint

  • intersectsPlaneAndPoint(plane, point): number

  • 参数

    返回 number

    The type of intersection between a point and a plane:

    • 0(PlaneIntersectionType_Back): back,
    • 1(PlaneIntersectionType_Front): front,
    • 2(PlaneIntersectionType_Intersecting): intersecting.

    En

    Determines the intersection status between a point and a plane.

    Zh

    判断点与平面之间的相交状态。

静态intersectsPlaneAndSphere

  • intersectsPlaneAndSphere(plane, sphere): number

  • 参数

    返回 number

    The intersection type of the plane and the bounding sphere: 0-back, 1-front, 2-intersecting.

    En

    Determines the intersection status between a plane and a bounding sphere.

    Zh

    判断平面与包围球之间的相交状态。

静态intersectsPlaneAndTriangle

  • intersectsPlaneAndTriangle(plane, vertex1, vertex2, vertex3): number

  • 参数

    • plane: Plane

      The plane.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    返回 number

    The spatial relationship between the plane and the triangle：

    • 0(PlaneIntersectionType_Back): back,
    • 1(PlaneIntersectionType_Front): front,
    • 2(PlaneIntersectionType_Intersecting): intersecting.

    En

    Determines whether a plane intersects with a triangle in space and returns the spatial relationship.

    Zh

    判断空间中的平面是否与三角形相交，并返回空间位置关系。

静态intersectsRayAndBoxRD

  • intersectsRayAndBoxRD(ray, box): number

  • 参数

    返回 number

    The distance to the intersection point, or -1 if there is no intersection.

    En

    Determines whether a ray intersects with a bounding box and outputs the distance to the intersection.

    Zh

    判断射线是否与包围盒相交，并输出到交点的距离。

静态intersectsRayAndBoxRP

  • intersectsRayAndBoxRP(ray, box, out): number

  • 参数

    返回 number

    The distance to the intersection, or -1 if there is no intersection.

    En

    Determines whether a ray intersects with a bounding box and returns the intersection point.

    Zh

    判断射线是否与包围盒相交，并返回交点。

静态intersectsRayAndPlaneRD

  • intersectsRayAndPlaneRD(ray, plane): number

  • 参数

    • ray: Ray

      The ray.

    • plane: Plane

      The plane.

    返回 number

    The distance to the intersection point, or -1 if there is no intersection.

    En

    Determines whether a ray intersects with a plane and returns the distance to the intersection.

    Zh

    判断射线是否与平面相交，并返回到交点的距离。

静态intersectsRayAndPlaneRP

  • intersectsRayAndPlaneRP(ray, plane, out): boolean

  • 参数

    • ray: Ray

      The ray.

    • plane: Plane

      The plane.

    • out: Vector3

      The intersection point.

    返回 boolean

    True if there is an intersection, otherwise false.

    En

    Determines whether a ray intersects with a plane and outputs the intersection point.

    Zh

    判断射线是否与平面相交，并输出交点。

静态intersectsRayAndPoint

  • intersectsRayAndPoint(ray, point): boolean

  • 参数

    返回 boolean

    True if there is an intersection, otherwise false.

    En

    Determines whether a ray intersects with a point.

    Zh

    判断射线是否与点相交。

静态intersectsRayAndRay

  • intersectsRayAndRay(ray1, ray2, out): boolean

  • 参数

    • ray1: Ray

      The first ray.

    • ray2: Ray

      The second ray.

    • out: Vector3

      The intersection point.

    返回 boolean

    True if there is an intersection, otherwise false.

    En

    Determines whether two rays intersect and outputs the intersection point.

    Zh

    判断两条射线是否相交，并输出交点。

静态intersectsRayAndSphereRD

  • intersectsRayAndSphereRD(ray, sphere): number

  • 参数

    返回 number

    The distance to the intersection point, or -1 if there is no intersection.

    En

    Determines whether a ray intersects with a bounding sphere and returns the distance to the intersection.

    Zh

    判断射线是否与包围球相交，并返回到交点的距离。

静态intersectsRayAndSphereRP

  • intersectsRayAndSphereRP(ray, sphere, out): number

  • 参数

    返回 number

    The distance to the intersection, or -1 if there is no intersection.

    En

    Determines whether a ray intersects with a bounding sphere and returns the distance to the intersection.

    Zh

    判断射线是否与包围球相交并返回到交点的距离。

静态intersectsRayAndTriangleRD

  • intersectsRayAndTriangleRD(ray, vertex1, vertex2, vertex3, out): boolean

  • 参数

    • ray: Ray

      The ray.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    • out: number

      The distance to the intersection point.

    返回 boolean

    True if there is an intersection, otherwise false.

    En

    Determines whether a ray intersects with a triangle and outputs the distance to the intersection.

    Zh

    判断射线是否与三角形相交，并输出到交点的距离。

静态intersectsRayAndTriangleRP

  • intersectsRayAndTriangleRP(ray, vertex1, vertex2, vertex3, out): boolean

  • 参数

    • ray: Ray

      The ray.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    • out: Vector3

      The intersection point.

    返回 boolean

    True if there is an intersection, otherwise false.

    En

    Determines whether a ray intersects with a triangle and outputs the intersection point.

    Zh

    判断射线是否与三角形相交，并输出交点。

静态intersectsSphereAndSphere

  • intersectsSphereAndSphere(sphere1, sphere2): boolean

  • 参数

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether one bounding sphere intersects with another bounding sphere.

    Zh

    判断一个包围球是否与另一个包围球相交。

静态intersectsSphereAndTriangle

  • intersectsSphereAndTriangle(sphere, vertex1, vertex2, vertex3): boolean

  • 参数

    • sphere: BoundSphere

      The bounding sphere.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    返回 boolean

    True if they intersect, otherwise false.

    En

    Determines whether a bounding sphere intersects with a triangle.

    Zh

    判断包围球是否与三角形相交。

静态sphereContainsBox

  • sphereContainsBox(sphere, box): number

  • 参数

    返回 number

    The spatial relationship: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines whether a bounding sphere contains a bounding box.

    Zh

    判断包围球是否包含包围盒。

静态sphereContainsPoint

  • sphereContainsPoint(sphere, point): number

  • 参数

    返回 number

    The relationship type: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines the spatial relationship between a bounding sphere and a point.

    Zh

    确定包围球和点之间的空间关系。

静态sphereContainsSphere

  • sphereContainsSphere(sphere1, sphere2): number

  • 参数

    返回 number

    The spatial relationship: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines whether one bounding sphere contains another bounding sphere.

    Zh

    判断一个包围球是否包含另一个包围球。

静态sphereContainsTriangle

  • sphereContainsTriangle(sphere, vertex1, vertex2, vertex3): number

  • 参数

    • sphere: BoundSphere

      The bounding sphere.

    • vertex1: Vector3

      The first vertex of the triangle.

    • vertex2: Vector3

      The second vertex of the triangle.

    • vertex3: Vector3

      The third vertex of the triangle.

    返回 number

    The relationship type: 0 for disjoint, 1 for contains, 2 for intersecting.

    En

    Determines the spatial relationship between a bounding sphere and a triangle.

    Zh

    确定包围球和三角形之间的空间关系。

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