mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-28 11:50:53 +00:00
91 lines
2.5 KiB
C++
91 lines
2.5 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_LANDSCAPE_COLLISION_GRID_H
|
|
#define NL_LANDSCAPE_COLLISION_GRID_H
|
|
|
|
#include "nel/misc/types_nl.h"
|
|
#include "nel/3d/patch.h"
|
|
#include "nel/3d/visual_collision_manager.h"
|
|
#include <vector>
|
|
|
|
|
|
namespace NL3D
|
|
{
|
|
|
|
|
|
class CVisualCollisionManager;
|
|
|
|
|
|
// must be a power of 2.
|
|
#define NL_COLGRID_SIZE 32 // Size of the grid.
|
|
// NB: for speedup, one elt is always size of 2 meters.
|
|
|
|
|
|
// ***************************************************************************
|
|
/**
|
|
* A grid of Tiles Id. Each CVisualCollisionEntity has such a grid. This looks like CQuadGrid, but with
|
|
* special features.
|
|
* \author Lionel Berenguier
|
|
* \author Nevrax France
|
|
* \date 2001
|
|
*/
|
|
class CLandscapeCollisionGrid
|
|
{
|
|
public:
|
|
|
|
/// Constructor
|
|
CLandscapeCollisionGrid(CVisualCollisionManager *owner);
|
|
~CLandscapeCollisionGrid();
|
|
|
|
|
|
/// clear the chainlist in the quadgrid.
|
|
void clear();
|
|
/** Build the quadgrid with a array of patchblock. delta is the vector to apply to tiles coordinate,
|
|
* before insertion in the quadgrid (for precision consideration).
|
|
*/
|
|
void build(const std::vector<CPatchQuadBlock*> &quadBlocks, const CVector &delta);
|
|
|
|
|
|
/// select one entry in the chainQuad. pos is a position in World.
|
|
CVisualTileDescNode *select(const NLMISC::CVector &pos);
|
|
|
|
|
|
// ***********************
|
|
private:
|
|
CVisualCollisionManager *_Owner;
|
|
|
|
|
|
/// Array of list of CVisualTileDescNode.
|
|
bool _Cleared;
|
|
CVisualTileDescNode *_Grid[NL_COLGRID_SIZE*NL_COLGRID_SIZE];
|
|
uint _SizePower;
|
|
CVector _Delta;
|
|
|
|
|
|
private:
|
|
void addQuadToGrid(uint16 paBlockId, uint16 quadId, sint minx, sint maxx, sint miny, sint maxy);
|
|
|
|
|
|
};
|
|
|
|
|
|
} // NL3D
|
|
|
|
|
|
#endif // NL_LANDSCAPE_COLLISION_GRID_H
|
|
|
|
/* End of landscape_collision_grid.h */
|