/**
* Perspective line for 3D perspectives
*
* Authors:
* Maximilian Albert <Anhalter42@gmx.de>
*
* Copyright (C) 2007 authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "perspective-line.h"
#include "persp3d.h"
namespace Box3D {
PerspectiveLine::PerspectiveLine (Geom::Point const &pt, Proj::Axis const axis, Persp3D *persp) :
Line (pt, persp3d_get_VP(persp, axis).affine(), true)
{
g_assert (persp != NULL);
if (!persp3d_get_VP(persp, axis).is_finite()) {
Proj::Pt2 vp(persp3d_get_VP(persp, axis));
this->set_direction(Geom::Point(vp[Proj::X], vp[Proj::Y]));
}
this->vp_dir = axis;
this->persp = persp;
}
} // namespace Box3D
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8 :