KisConvexHull Namespace Reference

Functions
QPolygon	findConvexHull (const QVector< QPoint > &points)
QPolygon	findConvexHull (KisPaintDeviceSP device)
QPolygon	findConvexHullSelectionLike (KisPaintDeviceSP device)

Function Documentation

findConvexHull() [1/2]

KRITAIMAGE_EXPORT QPolygon KisConvexHull::findConvexHull

(

const QVector< QPoint > &

points

)

Definition at line 259 of file kis_convex_hull.cpp.

{
    QPolygon hull = convexHull(points);
    return hull;
}

findConvexHull() [2/2]

KRITAIMAGE_EXPORT QPolygon KisConvexHull::findConvexHull

(

KisPaintDeviceSP

device

)

Definition at line 265 of file kis_convex_hull.cpp.

{
    QElapsedTimer timer;
    timer.start();
    auto ps = retrieveAllBoundaryPoints(device);
    auto p = findConvexHull(ps);
    return p;
}

References findConvexHull(), and p.

findConvexHullSelectionLike()

KRITAIMAGE_EXPORT QPolygon KisConvexHull::findConvexHullSelectionLike

(

KisPaintDeviceSP

device

)

Definition at line 274 of file kis_convex_hull.cpp.

{
    QElapsedTimer timer;
    timer.start();
    auto ps = retrieveAllBoundaryPointsSelectionLike(device);
    auto p = findConvexHull(ps);
    return p;
}

References findConvexHull(), and p.