VerdictVector.cpp File Reference

#include "moab/verdict.h"
#include <cmath>
#include "VerdictVector.hpp"
#include <cfloat>

Include dependency graph for VerdictVector.cpp:

Go to the source code of this file.

Defines
#define	VERDICT_EXPORTS
Functions
VerdictVector	interpolate (const double param, const VerdictVector &v1, const VerdictVector &v2)
VerdictVector	vectorRotate (const double angle, const VerdictVector &normalAxis, const VerdictVector &referenceAxis)
Variables
const double	TWO_VERDICT_PI = 2.0 * VERDICT_PI

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Define Documentation

#define VERDICT_EXPORTS

Definition at line 23 of file VerdictVector.cpp.

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Function Documentation

VerdictVector interpolate	(	const double	param,
		const VerdictVector &	v1,
		const VerdictVector &	v2
	)

Definition at line 98 of file VerdictVector.cpp.

{
    VerdictVector temp = ( 1.0 - param ) * v1;
    temp += param * v2;
    return temp;
}

VerdictVector vectorRotate	(	const double	angle,
		const VerdictVector &	normalAxis,
		const VerdictVector &	referenceAxis
	)

Definition at line 225 of file VerdictVector.cpp.

References VerdictVector::normalize().

{
    // A new coordinate system is created with the xy plane corresponding
    // to the plane normal to the normal axis, and the x axis corresponding to
    // the projection of the reference axis onto the normal plane.  The normal
    // plane is the tangent plane at the root point.  A unit vector is
    // constructed along the local x axis and then rotated by the given
    // ccw angle to form the new point.  The new point, then is a unit
    // distance from the global origin in the tangent plane.

    double x, y;

    // project a unit distance from root along reference axis

    VerdictVector yAxis = normalAxis * referenceAxis;
    VerdictVector xAxis = yAxis * normalAxis;
    yAxis.normalize();
    xAxis.normalize();

    x = cos( angle );
    y = sin( angle );

    xAxis *= x;
    yAxis *= y;
    return VerdictVector( xAxis + yAxis );
}

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Variable Documentation

const double TWO_VERDICT_PI = 2.0 * VERDICT_PI

Definition at line 34 of file VerdictVector.cpp.

Referenced by VerdictVector::scale_angle(), VerdictVector::vector_angle(), VerdictVector::vector_angle_quick(), and VerdictVector::xy_to_rtheta().