Slic3r::Arachne::PointMatrix Class Reference

Public Member Functions
	PointMatrix ()
	PointMatrix (double rotation)
	PointMatrix (const Point p)
Point	apply (const Point p) const
Point	unapply (const Point p) const

Static Public Member Functions
static PointMatrix	scale (double s)

Public Attributes
double	matrix [4]

Detailed Description

Constructor & Destructor Documentation

PointMatrix() [1/3]

Slic3r::Arachne::PointMatrix::PointMatrix ( )

inline

    {
        matrix[0] = 1;
        matrix[1] = 0;
        matrix[2] = 0;
        matrix[3] = 1;
    }

References matrix.

PointMatrix() [2/3]

Slic3r::Arachne::PointMatrix::PointMatrix ( double  rotation )

inline

    {
        rotation = rotation / 180 * M_PI;
        matrix[0] = cos(rotation);
        matrix[1] = -sin(rotation);
        matrix[2] = -matrix[1];
        matrix[3] = matrix[0];
    }

References cos(), M_PI, matrix, and sin().

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PointMatrix() [3/3]

Slic3r::Arachne::PointMatrix::PointMatrix ( const Point  p )

inline

    {
        matrix[0] = p.x();
        matrix[1] = p.y();
        double f = sqrt((matrix[0] * matrix[0]) + (matrix[1] * matrix[1]));
        matrix[0] /= f;
        matrix[1] /= f;
        matrix[2] = -matrix[1];
        matrix[3] = matrix[0];
    }

References Slic3r::f(), matrix, and sqrt().

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Member Function Documentation

apply()

Point Slic3r::Arachne::PointMatrix::apply ( const Point  p ) const

inline

    {
        return Point(coord_t(p.x() * matrix[0] + p.y() * matrix[1]), coord_t(p.x() * matrix[2] + p.y() * matrix[3]));
    }

References matrix.

scale()

static PointMatrix Slic3r::Arachne::PointMatrix::scale ( double  s )

inlinestatic

    {
        PointMatrix ret;
        ret.matrix[0] = s;
        ret.matrix[3] = s;
        return ret;
    }

References matrix.

unapply()

Point Slic3r::Arachne::PointMatrix::unapply ( const Point  p ) const

inline

    {
        return Point(coord_t(p.x() * matrix[0] + p.y() * matrix[2]), coord_t(p.x() * matrix[1] + p.y() * matrix[3]));
    }

References matrix.

Referenced by Slic3r::Arachne::VoronoiUtils::discretizeParabola().

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Member Data Documentation

matrix

double Slic3r::Arachne::PointMatrix::matrix[4]

Referenced by PointMatrix(), PointMatrix(), PointMatrix(), apply(), scale(), and unapply().

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The documentation for this class was generated from the following file:

• src/libslic3r/Arachne/utils/VoronoiUtils.cpp