本文整理汇总了C++中btSolverBody::internalGetVelocityInLocalPointObsolete方法的典型用法代码示例。如果您正苦于以下问题：C++ btSolverBody::internalGetVelocityInLocalPointObsolete方法的具体用法？C++ btSolverBody::internalGetVelocityInLocalPointObsolete怎么用？C++ btSolverBody::internalGetVelocityInLocalPointObsolete使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类btSolverBody的用法示例。
在下文中一共展示了btSolverBody::internalGetVelocityInLocalPointObsolete方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: zerovec
void btConeTwistConstraint::solveConstraintObsolete(btSolverBody& bodyA,btSolverBody& bodyB,btScalar timeStep)
{
#ifndef __SPU__
if (m_useSolveConstraintObsolete)
{
btVector3 pivotAInW = m_rbA.getCenterOfMassTransform()*m_rbAFrame.getOrigin();
btVector3 pivotBInW = m_rbB.getCenterOfMassTransform()*m_rbBFrame.getOrigin();
btScalar tau = btScalar(0.3);
//linear part
if (!m_angularOnly)
{
btVector3 rel_pos1 = pivotAInW - m_rbA.getCenterOfMassPosition();
btVector3 rel_pos2 = pivotBInW - m_rbB.getCenterOfMassPosition();
btVector3 vel1;
bodyA.internalGetVelocityInLocalPointObsolete(rel_pos1,vel1);
btVector3 vel2;
bodyB.internalGetVelocityInLocalPointObsolete(rel_pos2,vel2);
btVector3 vel = vel1 - vel2;
for (int i=0;i<3;i++)
{
const btVector3& normal = m_jac[i].m_linearJointAxis;
btScalar jacDiagABInv = btScalar(1.) / m_jac[i].getDiagonal();
btScalar rel_vel;
rel_vel = normal.dot(vel);
//positional error (zeroth order error)
btScalar depth = -(pivotAInW - pivotBInW).dot(normal); //this is the error projected on the normal
btScalar impulse = depth*tau/timeStep * jacDiagABInv - rel_vel * jacDiagABInv;
m_appliedImpulse += impulse;
btVector3 ftorqueAxis1 = rel_pos1.cross(normal);
btVector3 ftorqueAxis2 = rel_pos2.cross(normal);
bodyA.internalApplyImpulse(normal*m_rbA.getInvMass(), m_rbA.getInvInertiaTensorWorld()*ftorqueAxis1,impulse);
bodyB.internalApplyImpulse(normal*m_rbB.getInvMass(), m_rbB.getInvInertiaTensorWorld()*ftorqueAxis2,-impulse);
}
}
// apply motor
if (m_bMotorEnabled)
{
// compute current and predicted transforms
btTransform trACur = m_rbA.getCenterOfMassTransform();
btTransform trBCur = m_rbB.getCenterOfMassTransform();
btVector3 omegaA; bodyA.internalGetAngularVelocity(omegaA);
btVector3 omegaB; bodyB.internalGetAngularVelocity(omegaB);
btTransform trAPred; trAPred.setIdentity();
btVector3 zerovec(0,0,0);
btTransformUtil::integrateTransform(
trACur, zerovec, omegaA, timeStep, trAPred);
btTransform trBPred; trBPred.setIdentity();
btTransformUtil::integrateTransform(
trBCur, zerovec, omegaB, timeStep, trBPred);
// compute desired transforms in world
btTransform trPose(m_qTarget);
btTransform trABDes = m_rbBFrame * trPose * m_rbAFrame.inverse();
btTransform trADes = trBPred * trABDes;
btTransform trBDes = trAPred * trABDes.inverse();
// compute desired omegas in world
btVector3 omegaADes, omegaBDes;
btTransformUtil::calculateVelocity(trACur, trADes, timeStep, zerovec, omegaADes);
btTransformUtil::calculateVelocity(trBCur, trBDes, timeStep, zerovec, omegaBDes);
// compute delta omegas
btVector3 dOmegaA = omegaADes - omegaA;
btVector3 dOmegaB = omegaBDes - omegaB;
// compute weighted avg axis of dOmega (weighting based on inertias)
btVector3 axisA, axisB;
btScalar kAxisAInv = 0, kAxisBInv = 0;
if (dOmegaA.length2() > SIMD_EPSILON)
{
axisA = dOmegaA.normalized();
kAxisAInv = getRigidBodyA().computeAngularImpulseDenominator(axisA);
}
if (dOmegaB.length2() > SIMD_EPSILON)
{
axisB = dOmegaB.normalized();
kAxisBInv = getRigidBodyB().computeAngularImpulseDenominator(axisB);
}
btVector3 avgAxis = kAxisAInv * axisA + kAxisBInv * axisB;
static bool bDoTorque = true;
if (bDoTorque && avgAxis.length2() > SIMD_EPSILON)
{
avgAxis.normalize();
kAxisAInv = getRigidBodyA().computeAngularImpulseDenominator(avgAxis);
kAxisBInv = getRigidBodyB().computeAngularImpulseDenominator(avgAxis);
btScalar kInvCombined = kAxisAInv + kAxisBInv;
//.........这里部分代码省略.........