本文整理了Java中org.jbox2d.dynamics.Body.getLinearVelocityFromWorldPoint()方法的一些代码示例，展示了Body.getLinearVelocityFromWorldPoint()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Body.getLinearVelocityFromWorldPoint()方法的具体详情如下：
包路径：org.jbox2d.dynamics.Body
类名称：Body
方法名：getLinearVelocityFromWorldPoint

Body.getLinearVelocityFromWorldPoint介绍

[英]Get the world linear velocity of a world point attached to this body.
[中]获取附着到此实体的世界点的世界线速度。

代码示例

代码示例来源：origin: libgdx/libgdx

/** Get the world linear velocity of a world point attached to this body.
 * @param worldPoint a point in world coordinates.
 * @return the world velocity of a point. */
public Vector2 getLinearVelocityFromWorldPoint (Vector2 worldPoint) {
  tmp.set(worldPoint.x, worldPoint.y);
  Vec2 lv = body.getLinearVelocityFromWorldPoint(tmp);
  return linVelWorld.set(lv.x, lv.y);
}

代码示例来源：origin: stackoverflow.com

int numPoints = contact.getWorldManifold().getNumberOfContactPoints();
for(int i = 0; i < numPoints; i++){
  Vector2 vector2 = ballBody.getLinearVelocityFromWorldPoint(worldManiFold.getPoints()[i]);
  if(vector2.y < 0) {
    contact.setEnabled(false);