khanat-code-old/code/ryzom/client/src/r2/auto_group.h

69 lines
2.5 KiB
C++

// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// 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 R2_AUTO_GROUP_H
#define R2_AUTO_GROUP_H
#include "instance.h"
#include "prim_render.h"
namespace R2
{
class CAutoGroup
{
public:
CAutoGroup();
~CAutoGroup();
// update new tesing position position for auto group & update the display (may disable auto grouping if 'valid' is false)
void update(const NLMISC::CVector &testPos, const std::string &paletteEntry, bool valid);
// compute current grouping candidate, based on the last info given to 'update'
CInstance *getGroupingCandidate();
/** Send the appropriate request to group the description of a new entity with the new grouping candidate
* The new grouping candidate is then reset (as if 'update' had been called with 'valid' == false)
* Caller should check that there's enough room in the scenario for that operation
* No-op if getGroupingCandidate() is false
*/
void group(CObject *newEntityDesc, const NLMISC::CVectorD &createPosition);
private:
//CInstance::TRefPtr _GroupingCandidate;
CPrimRender _AutoGroup; // display of auto group in scene / minimap
struct CComponentSort
{
float Dist;
CInstance *Instance;
bool operator<(const CComponentSort &other) const { return Dist < other.Dist; }
};
std::vector<CComponentSort> _SortedComponents;
std::vector<CVector> _PrimRenderVertices;
//
NLMISC::CVector _TestPos; // testing pos for grouping candidate
std::string _PaletteEntry; // palete entry used for group testing
bool _AutoGroupEnabled;
private:
void updateCandidateInstance(const CVector &testPos, const std::string &paletteEntry);
CInstance *getGroupingCandidateInternal(std::vector<CComponentSort> &sortedComponents);
void clear();
};
} // R2
#endif