C++ quantity类代码示例

本文整理汇总了C++中quantity类的典型用法代码示例。如果您正苦于以下问题：C++ quantity类的具体用法？C++ quantity怎么用？C++ quantity使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了quantity类的15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: cartesianVelocityToWheelVelocities

///Calculates from the cartesian velocity the individual wheel velocities
///@param longitudinalVelocity is the forward or backward velocity
///@param transversalVelocity is the sideway velocity
///@param angularVelocity is the rotational velocity around the center of the YouBot
///@param wheelVelocities are the individual wheel velocities
void FourSwedishWheelOmniBaseKinematic::cartesianVelocityToWheelVelocities(const quantity<si::velocity>& longitudinalVelocity, const quantity<si::velocity>& transversalVelocity, const quantity<si::angular_velocity>& angularVelocity, std::vector<quantity<angular_velocity> >& wheelVelocities) {
    // Bouml preserved body begin 0004C071
    quantity<angular_velocity> RadPerSec_FromX;
    quantity<angular_velocity> RadPerSec_FromY;
    quantity<angular_velocity> RadPerSec_FromTheta;
    wheelVelocities.assign(4, RadPerSec_FromX);

    if (config.wheelRadius.value() == 0 || config.rotationRatio == 0 || config.slideRatio == 0) {
        throw std::out_of_range("The wheelRadius, RotationRatio or the SlideRatio are not allowed to be zero");
    }

    // RadPerSec_FromX = longitudinalVelocity / config.wheelRadius;
    RadPerSec_FromX = longitudinalVelocity.value() / config.wheelRadius.value() * radian_per_second;
    RadPerSec_FromY = transversalVelocity.value() / (config.wheelRadius.value() * config.slideRatio) * radian_per_second;

    // Calculate Rotation Component
    RadPerSec_FromTheta = ((config.lengthBetweenFrontAndRearWheels + config.lengthBetweenFrontWheels) / (2.0 * config.wheelRadius)) * angularVelocity;

    wheelVelocities[0] = -RadPerSec_FromX + RadPerSec_FromY + RadPerSec_FromTheta;
    wheelVelocities[1] = RadPerSec_FromX + RadPerSec_FromY + RadPerSec_FromTheta;
    wheelVelocities[2] = -RadPerSec_FromX - RadPerSec_FromY + RadPerSec_FromTheta;
    wheelVelocities[3] = RadPerSec_FromX - RadPerSec_FromY + RadPerSec_FromTheta;

    return;

    // Bouml preserved body end 0004C071
}

开发者ID:praman2s，项目名称:youbot_driver，代码行数:32，代码来源:FourSwedishWheelOmniBaseKinematic.cpp

示例2: cartesianPositionToWheelPositions

///Calculates from the cartesian position the wheel positions
///@param longitudinalPosition is the forward or backward position
///@param transversalPosition is the sideway position
///@param orientation is the rotation around the center
///@param wheelPositions are the individual positions of the wheels
void FourSwedishWheelOmniBaseKinematic::cartesianPositionToWheelPositions(const quantity<si::length>& longitudinalPosition, const quantity<si::length>& transversalPosition, const quantity<plane_angle>& orientation, std::vector<quantity<plane_angle> >& wheelPositions) {
    // Bouml preserved body begin 000C08F1

    quantity<plane_angle> Rad_FromX;
    quantity<plane_angle> Rad_FromY;
    quantity<plane_angle> Rad_FromTheta;
    wheelPositions.assign(4, Rad_FromX);

    if (config.wheelRadius.value() == 0 || config.rotationRatio == 0 || config.slideRatio == 0) {
        throw std::out_of_range("The wheelRadius, RotationRatio or the SlideRatio are not allowed to be zero");
    }

    // RadPerSec_FromX = longitudinalVelocity / config.wheelRadius;
    Rad_FromX = longitudinalPosition.value() / config.wheelRadius.value() * radian;
    Rad_FromY = transversalPosition.value() / (config.wheelRadius.value() * config.slideRatio) * radian;

    // Calculate Rotation Component
    Rad_FromTheta = ((config.lengthBetweenFrontAndRearWheels + config.lengthBetweenFrontWheels) / (2.0 * config.wheelRadius)) * orientation;

    wheelPositions[0] = -Rad_FromX + Rad_FromY + Rad_FromTheta;
    wheelPositions[1] = Rad_FromX + Rad_FromY + Rad_FromTheta;
    wheelPositions[2] = -Rad_FromX - Rad_FromY + Rad_FromTheta;
    wheelPositions[3] = Rad_FromX - Rad_FromY + Rad_FromTheta;

    return;

    // Bouml preserved body end 000C08F1
}

开发者ID:praman2s，项目名称:youbot_driver，代码行数:33，代码来源:FourSwedishWheelOmniBaseKinematic.cpp

示例3: BOOST_PREVENT_MACRO_SUBSTITUTION

inline 
bool 
isless BOOST_PREVENT_MACRO_SUBSTITUTION (const quantity<Unit,Y>& q1,
                                         const quantity<Unit,Y>& q2)
{ 
    using namespace detail;
    return isless BOOST_PREVENT_MACRO_SUBSTITUTION (q1.value(),q2.value());
}

开发者ID:TheForum，项目名称:Earth-and-Beyond-server，代码行数:8，代码来源:cmath_boost_1_35.hpp

示例4:

quantity<R1, R2>
operator-(const quantity<R1, R2>& x, const quantity<R1, R2>& y)
{
    typedef quantity<R1, R2> R;
    R r;
    r.set(x.get() - y.get());
    return r;
}

开发者ID:LancelotGHX，项目名称:Simula，代码行数:8，代码来源:si_physics.cpp

示例5: size

ScaledProjection::ScaledProjection( 
        ImagePosition size,
        quantity<camera::resolution> x, 
        quantity<camera::resolution> y )
: size(size),
  to_sample( 1.0 / x.value() , 1.0 / y.value() ),
  to_image( to_sample.inverse() )
{
}

开发者ID:stevewolter，项目名称:rapidSTORM，代码行数:9，代码来源:ScaledProjection.cpp