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63 lines
1.4 KiB
63 lines
1.4 KiB
16 years ago
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#ifndef Magnum_Light_h
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#define Magnum_Light_h
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/*
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Copyright © 2010 Vladimír Vondruš <mosra@centrum.cz>
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This file is part of Magnum.
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Magnum is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License version 3
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only, as published by the Free Software Foundation.
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Magnum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License version 3 for more details.
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*/
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/** @file
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* @brief Class Magnum::Light
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*/
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#include "Object.h"
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namespace Magnum {
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/**
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* @brief Basic light object
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*
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* Provides cached light position.
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*/
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class Light: public Object {
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public:
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/**
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* @brief Constructor
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* @param parent Parent object
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*/
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inline Light(Object* parent = 0): Object(parent) {}
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/**
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* @brief Light position relative to the camera
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*/
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inline Vector3 position() {
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setClean();
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return _position;
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}
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/**
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* Recomputes light position.
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*/
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inline virtual void setClean() {
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if(!isDirty()) return;
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_position = transformation(true).at(3).xyz();
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Object::setClean();
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}
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private:
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Vector3 _position;
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};
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}
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#endif
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