/* * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> * Copyright (C) 2005 Eric Seidel <eric@webkit.org> * * 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. */ #pragma once #include "LightSource.h" #include <wtf/Ref.h> namespace WebCore { class PointLightSource : public LightSource { public: static Ref<PointLightSource> create(const FloatPoint3D& position) { return adoptRef(*new PointLightSource(position)); } const FloatPoint3D& position() const { return m_userSpacePosition; } bool setX(float) override; bool setY(float) override; bool setZ(float) override; void initPaintingData(const FilterEffect&, PaintingData&) override; ComputedLightingData computePixelLightingData(const PaintingData&, int x, int y, float z) const final; WTF::TextStream& externalRepresentation(WTF::TextStream&) const override; private: PointLightSource(const FloatPoint3D& position) : LightSource(LS_POINT) , m_userSpacePosition(position) { } FloatPoint3D m_userSpacePosition; FloatPoint3D m_bufferPosition; }; } // namespace WebCore SPECIALIZE_TYPE_TRAITS_LIGHTSOURCE(PointLightSource, LS_POINT)