/* | |
Copyright (C) 2005 Oliver Hunt <ojh16@student.canterbury.ac.nz> | |
This library is free software; you can redistribute it and/or | |
modify it under the terms of the GNU Library General Public | |
License as published by the Free Software Foundation; either | |
version 2 of the License, or (at your option) any later version. | |
This library is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
Library General Public License for more details. | |
You should have received a copy of the GNU Library General Public License | |
along with this library; see the file COPYING.LIB. If not, write to | |
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
Boston, MA 02110-1301, USA. | |
*/ | |
#include "config.h" | |
#if ENABLE(SVG) && ENABLE(FILTERS) | |
#include "SVGFESpotLightElement.h" | |
#include "SVGSpotLightSource.h" | |
namespace WebCore { | |
SVGFESpotLightElement::SVGFESpotLightElement(const QualifiedName& tagName, Document* doc) | |
: SVGFELightElement(tagName, doc) | |
{ | |
} | |
SVGFESpotLightElement::~SVGFESpotLightElement() | |
{ | |
} | |
PassRefPtr<LightSource> SVGFESpotLightElement::lightSource() const | |
{ | |
FloatPoint3D pos(x(), y(), z()); | |
// convert lookAt to a direction | |
FloatPoint3D direction(pointsAtX() - pos.x(), | |
pointsAtY() - pos.y(), | |
pointsAtZ() - pos.z()); | |
direction.normalize(); | |
return SpotLightSource::create(pos, direction, specularExponent(), limitingConeAngle()); | |
} | |
} | |
#endif // ENABLE(SVG) | |
// vim:ts=4:noet |