scummvm/engines/grim/walkplane.h

98 lines
2.6 KiB
C++

/* Residual - A 3D game interpreter
*
* Residual is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the AUTHORS
* file distributed with this source distribution.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*
* $URL$
* $Id$
*
*/
#ifndef GRIM_WALKPLANE_H
#define GRIM_WALKPLANE_H
#include "common/str.h"
#include "graphics/vector3d.h"
namespace Grim {
class SaveGame;
class TextSplitter;
class Sector {
public:
enum SectorType {
NoneType = 0,
WalkType = 0x1000,
FunnelType = 0x1100,
CameraType = 0x2000,
SpecialType = 0x4000,
HotType = 0x8000
};
Sector() : _vertices(NULL) {}
virtual ~Sector() { if (_vertices) delete[] _vertices; }
void saveState(SaveGame *savedState) const;
bool restoreState(SaveGame *savedState);
void load(TextSplitter &ts);
void setVisible(bool visible);
const char *name() const { return _name.c_str(); }
int id() const { return _id; }
SectorType type() const { return _type; } // FIXME: Implement type de-masking
bool visible() const { return _visible; }
bool isPointInSector(Graphics::Vector3d point) const;
bool isAdjacentTo(Sector *sector) const;
Graphics::Vector3d projectToPlane(Graphics::Vector3d point) const;
Graphics::Vector3d projectToPuckVector(Graphics::Vector3d v) const;
Graphics::Vector3d closestPoint(Graphics::Vector3d point) const;
// Interface to trace a ray to its exit from the polygon
struct ExitInfo {
Graphics::Vector3d exitPoint;
float angleWithEdge;
Graphics::Vector3d edgeDir;
};
void getExitInfo(Graphics::Vector3d start, Graphics::Vector3d dir, struct ExitInfo *result);
int getNumVertices() { return _numVertices; }
Graphics::Vector3d *getVertices() { return _vertices; }
Graphics::Vector3d getNormal() { return _normal; }
private:
int _numVertices, _id;
Common::String _name;
SectorType _type;
bool _visible;
Graphics::Vector3d *_vertices;
float _height;
Graphics::Vector3d _normal;
};
} // end of namespace Grim
#endif