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#ifndef OPENMW_COMPONENTS_SCENEUTIL_LIGHTCONTROLLER_H
#define OPENMW_COMPONENTS_SCENEUTIL_LIGHTCONTROLLER_H
#include <components/sceneutil/nodecallback.hpp>
#include <osg/Vec4f>
namespace SceneUtil
{
class LightSource;
/// @brief Controller class to handle a pulsing and/or flickering light
class LightController : public SceneUtil::NodeCallback<LightController, SceneUtil::LightSource*>
{
public:
enum LightType
{
LT_Normal,
LT_Flicker,
LT_FlickerSlow,
LT_Pulse,
LT_PulseSlow
};
LightController();
void setType(LightType type);
void setDiffuse(const osg::Vec4f& color);
void setSpecular(const osg::Vec4f& color);
void operator()(SceneUtil::LightSource* node, osg::NodeVisitor* nv);
private:
LightType mType;
osg::Vec4f mDiffuseColor;
osg::Vec4f mSpecularColor;
float mPhase;
float mBrightness;
double mStartTime;
double mLastTime;
float mTicksToAdvance;
};
}
#endif
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