KisScreentoneScreentoneFunctions::DotsDiamondEqualized Class Reference

#include <KisScreentoneScreentoneFunctions.h>

Inheritance diagram for KisScreentoneScreentoneFunctions::DotsDiamondEqualized:

Public Member Functions
qreal	operator() (qreal x, qreal y) const
Public Member Functions inherited from KisScreentoneScreentoneFunctions::DotsDiamond
qreal	operator() (qreal x, qreal y) const

Detailed Description

Definition at line 137 of file KisScreentoneScreentoneFunctions.h.

Member Function Documentation

operator()()

qreal KisScreentoneScreentoneFunctions::DotsDiamondEqualized::operator()	(	qreal	x,
		qreal	y ) const

Definition at line 178 of file KisScreentoneScreentoneFunctions.cpp.

{
    // Here the cumulative function is a piecewise function obtained
    // analytically. If the value is less than or equal to "0.5" then the
    // coverage is simply the area of the diamond and if the value is greater
    // than "0.5" then the coverage is the area of the intersection between the
    // diamond and the screen cell
    const qreal z = DotsDiamond::operator()(x, y);
    if (z <= 0.5) {
        return 2.0 * z * z;
    } else {
        return -2.0 * z * z + 4.0 * z - 1.0;
    }
}

References KisScreentoneScreentoneFunctions::DotsDiamond::operator()().

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

• plugins/generators/screentone/KisScreentoneScreentoneFunctions.h
• plugins/generators/screentone/KisScreentoneScreentoneFunctions.cpp