本文整理了Java中org.jbox2d.dynamics.Body.getLinearVelocity()方法的一些代码示例，展示了Body.getLinearVelocity()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.getLinearVelocity()方法的具体详情如下：
包路径：org.jbox2d.dynamics.Body
类名称：Body
方法名：getLinearVelocity

Body.getLinearVelocity介绍

[英]Get the linear velocity of the center of mass. Do not modify, instead use #setLinearVelocity(Vec2).
[中]得到质心的线速度。不要修改，而是使用#setLinearVelocity（Vec2）。

代码示例

代码示例来源：origin: libgdx/libgdx

public Vector2 getLinearVelocity () {
  Vec2 lv = body.getLinearVelocity();
  linearVelocity.set(lv.x, lv.y);
  return linearVelocity;
}

代码示例来源：origin: stackoverflow.com

smileyBody.setLinearVelocity(pAccelerationData.getX() * 2, smileyBody.getLinearVelocity().y);

代码示例来源：origin: jbox2d/jbox2d

@Override
public void step(TestbedSettings settings) {
 Vec2 v = m_character.getLinearVelocity();
 v.x = -5f;
 super.step(settings);
 addTextLine("This tests various character collision shapes");
 addTextLine("Limitation: square and hexagon can snag on aligned boxes.");
 addTextLine("Feature: edge chains have smooth collision inside and out.");
}

代码示例来源：origin: jbox2d/jbox2d

@Override
public void step(TestbedSettings settings) {
 super.step(settings);
 if (m_break) {
  Break();
  m_broke = true;
  m_break = false;
 }
 // Cache velocities to improve movement on breakage.
 if (m_broke == false) {
  m_velocity.set(m_body1.getLinearVelocity());
  m_angularVelocity = m_body1.getAngularVelocity();
 }
}

代码示例来源：origin: jbox2d/jbox2d

@Override
public void step(TestbedSettings settings) {
 super.step(settings);
 addTextLine("Keys: (d) dynamic, (s) static, (k) kinematic");
 // Drive the kinematic body.
 if (m_platform.getType() == BodyType.KINEMATIC) {
  Vec2 p = m_platform.getTransform().p;
  Vec2 v = m_platform.getLinearVelocity();
  if ((p.x < -10.0f && v.x < 0.0f) || (p.x > 10.0f && v.x > 0.0f)) {
   v.x = -v.x;
   m_platform.setLinearVelocity(v);
  }
 }
}

代码示例来源：origin: jbox2d/jbox2d

@Override
public void step(TestbedSettings settings) {
 super.step(settings);
 Vec2 p = circle.getTransform().p;
 Vec2 v = circle.getLinearVelocity();
 if ((p.x < -10.0f && v.x < 0.0f) || (p.x > 10.0f && v.x > 0.0f)) {
  v.x = -v.x;
  circle.setLinearVelocity(v);
 }
 int[] flagsBuffer = m_world.getParticleFlagsBuffer();
 for (int i = 0; i < m_world.getParticleCount(); i++) {
  flagsBuffer[i] = flags;
 }
 addTextLine("'a' Clear");
 addTextLine("'e' Elastic " + ((flags & ParticleType.b2_elasticParticle) != 0));
 addTextLine("'q' Powder  " + ((flags & ParticleType.b2_powderParticle) != 0));
 addTextLine("'t' Tensile " + ((flags & ParticleType.b2_tensileParticle) != 0));
 addTextLine("'v' Viscous " + ((flags & ParticleType.b2_viscousParticle) != 0));
}

代码示例来源：origin: stackoverflow.com

public void beginContact(Contact contact) {
  Body a = contact.getFixtureA().getBody();
  Body b = contact.getFixtureB().getBody();

  if (a == mBall) {
    a.setUserData(a.getLinearVelocity().len());
  } else if (b == mBall) {
    b.setUserData(b.getLinearVelocity().len());
  }
}

代码示例来源：origin: org.jbox2d/jbox2d-testbed

private void dampenLiquid() {
  for (int i=0; i<liquid.length; ++i) {
    Body b = liquid[i];
    b.setLinearVelocity(b.getLinearVelocity().mul(0.995f));
  }
}

代码示例来源：origin: org.jbox2d/jbox2d-testbed

@Override
public void step(TestbedSettings settings) {
 Vec2 v = m_character.getLinearVelocity();
 v.x = -5f;
 super.step(settings);
 addTextLine("This tests various character collision shapes");
 addTextLine("Limitation: square and hexagon can snag on aligned boxes.");
 addTextLine("Feature: edge chains have smooth collision inside and out.");
}

代码示例来源：origin: org.jbox2d/jbox2d-testbed

@Override
public void step(TestbedSettings settings) {
 super.step(settings);
 if (m_break) {
  Break();
  m_broke = true;
  m_break = false;
 }
 // Cache velocities to improve movement on breakage.
 if (m_broke == false) {
  m_velocity.set(m_body1.getLinearVelocity());
  m_angularVelocity = m_body1.getAngularVelocity();
 }
}

代码示例来源：origin: jbox2d/jbox2d

builder.setLinearVelocity(vecToPb(argBody.getLinearVelocity()));
builder.setAngularVelocity(argBody.getAngularVelocity());
builder.setLinearDamping(argBody.getLinearDamping());

代码示例来源：origin: org.jbox2d/jbox2d-testbed

@Override
public void step(TestbedSettings settings) {
 super.step(settings);
 addTextLine("Keys: (d) dynamic, (s) static, (k) kinematic");
 // Drive the kinematic body.
 if (m_platform.getType() == BodyType.KINEMATIC) {
  Vec2 p = m_platform.getTransform().p;
  Vec2 v = m_platform.getLinearVelocity();
  if ((p.x < -10.0f && v.x < 0.0f) || (p.x > 10.0f && v.x > 0.0f)) {
   v.x = -v.x;
   m_platform.setLinearVelocity(v);
  }
 }
}

代码示例来源：origin: stackoverflow.com

body.applyForce(new Vector2(0,-SensorManager.GRAVITY_EARTH), new Vector2(body.getWorldCenter()));
float vx = body.getLinearVelocity().x, vy = body.getLinearVelocity().y, vr=(float) Math.sqrt(vx*vx+vy*vy);
float t= (float) Math.atan(Math.abs(vy/vx));
if(vr<destroyerVelocity){