64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
|
|
// Copyright (C) 2010 Winch Gate Property Limited
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as
|
|
// published by the Free Software Foundation, either version 3 of the
|
|
// License, or (at your option) any later version.
|
|
//
|
|
// This program 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 Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
#ifndef NL_POINT_LIGHT_INFLUENCE_H
|
|
#define NL_POINT_LIGHT_INFLUENCE_H
|
|
|
|
#include "nel/misc/types_nl.h"
|
|
|
|
namespace NL3D {
|
|
|
|
|
|
class CPointLight;
|
|
|
|
|
|
/**
|
|
* A pointLight Influence. Filled by Static Lighting system (landscape / Igs).
|
|
* The influence may be lower than 1, because landscape/Igs look into a grid (on patchs or on pacs surfaces)
|
|
* and do biLinear to avoid lighting poping.
|
|
* \author Lionel Berenguier
|
|
* \author Nevrax France
|
|
* \date 2001
|
|
*/
|
|
class CPointLightInfluence
|
|
{
|
|
public:
|
|
// The light of interest
|
|
CPointLight *PointLight;
|
|
// The factor of influence (0..1) of this light, computed by the static light setup.
|
|
float Influence;
|
|
// Internal Use only. Used by CLightingManager
|
|
float BkupInfluence;
|
|
// Internal Use only. Used by CLightingManager
|
|
float DistanceToModel;
|
|
|
|
// To sort by influence.
|
|
bool operator<(const CPointLightInfluence &sl) const
|
|
{
|
|
// sort in growing order
|
|
return Influence>sl.Influence;
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
} // NL3D
|
|
|
|
|
|
#endif // NL_POINT_LIGHT_INFLUENCE_H
|
|
|
|
/* End of point_light_influence.h */
|