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NL3D::CMiniCol Class Reference

This is a TEMPORARY collision "system". More...

#include <mini_col.h>

List of all members.

Public Methods

 CMiniCol ()
 Constructor. More...

void init (CLandscape *land, float radMin=100, float radDelta=50)
 Init the size of the collision system, and init it with the landscape. More...

void addZone (uint16 zoneId)
 Add a zone to the collision system. Zone must be loaded into the landscape before. More...

void removeZone (uint16 zoneId)
 Remove a zone from the collision system. Zone do not have to be loaded into the landscape. More...

void setCenter (const CVector &center)
 Reset the center of interset of the collision zone. More...

bool testMove (const CVector &prec, CVector &cur)
 This function test if a move is OK, by snaping it to ground, and test if angle is<45°. More...

bool snapToGround (CVector &pos, float hup=0.5, float hbot=1000)
 This function snap a position on the current set of faces. More...

bool getGroundNormal (const CVector &pos, CVector &normal, float hup=0.5, float hbot=1000)
 This function get the ground normal under a position. More...

void getFaces (std::vector< CTriangle > &triresult, const CAABBox &bbox)
 This function get the faces which intersect a bbox.. More...


Private Types

typedef CQuadGrid< CFace > TGrid
typedef std::set< CZoneIdent > TZoneSet

Private Methods

void addFaces (const std::vector< CTriangle > &faces, uint16 zoneId, uint16 patchId)
void addLandscapePart (uint16 zoneId, uint16 patchId)
void removeLandScapePart (uint16 zoneId, uint16 patchId, const CBSphere &sphere)

Private Attributes

CRefPtr< CLandscape > _Landscape
float _RadMin
float _RadMax
TGrid _Grid
TZoneSet _Zones

Detailed Description

This is a TEMPORARY collision "system".

Author:
Lionel Berenguier , Nevrax France
Date:
2000

Definition at line 54 of file mini_col.h.

Member Typedef Documentation

typedef CQuadGrid<CFace> NL3D::CMiniCol::TGrid [private]
 

Definition at line 134 of file mini_col.h.

typedef std::set<CZoneIdent> NL3D::CMiniCol::TZoneSet [private]
 

Definition at line 135 of file mini_col.h.

Constructor & Destructor Documentation

NL3D::CMiniCol::CMiniCol (    ) 
 

Constructor.

Definition at line 47 of file mini_col.cpp.

References _Grid, _RadMax, _RadMin, NL3D::GridEltSize, and NL3D::GridSize.

Member Function Documentation

void NL3D::CMiniCol::addFaces (  const std::vector< CTriangle > &    faces,
uint16    zoneId,
uint16    patchId
)  [private]
 

Definition at line 56 of file mini_col.cpp.

References _Grid.

Referenced by addLandscapePart.

void NL3D::CMiniCol::addLandscapePart (  uint16    zoneId,
uint16    patchId
)  [private]
 

Definition at line 76 of file mini_col.cpp.

References _Landscape, and addFaces.

Referenced by setCenter.

void NL3D::CMiniCol::addZone (  uint16    zoneId ) 
 

Add a zone to the collision system. Zone must be loaded into the landscape before.

Definition at line 116 of file mini_col.cpp.

References _Landscape, _Zones, and nlassert.

void NL3D::CMiniCol::getFaces (  std::vector< CTriangle > &    triresult,
const CAABBox &    bbox
) 
 

This function get the faces which intersect a bbox..

Definition at line 468 of file mini_col.cpp.

References _Grid.

bool NL3D::CMiniCol::getGroundNormal (  const CVector &    pos,
CVector &    normal,
float    hup = 0.5,
float    hbot = 1000
) 
 

This function get the ground normal under a position.

hbot and hup are the margin where face can be taken.

Definition at line 342 of file mini_col.cpp.

References _Grid, and height.

void NL3D::CMiniCol::init (  CLandscape *    land,
float    radMin = 100,
float    radDelta = 50
) 
 

Init the size of the collision system, and init it with the landscape.

Definition at line 107 of file mini_col.cpp.

References _Landscape, _RadMax, and _RadMin.

void NL3D::CMiniCol::removeLandScapePart (  uint16    zoneId,
uint16    patchId,
const CBSphere &    sphere
)  [private]
 

Definition at line 85 of file mini_col.cpp.

References _Grid, and NLAISCRIPT::l.

Referenced by removeZone, and setCenter.

void NL3D::CMiniCol::removeZone (  uint16    zoneId ) 
 

Remove a zone from the collision system. Zone do not have to be loaded into the landscape.

Definition at line 143 of file mini_col.cpp.

References _Zones, and removeLandScapePart.

void NL3D::CMiniCol::setCenter (  const CVector &    center ) 
 

Reset the center of interset of the collision zone.

Definition at line 179 of file mini_col.cpp.

References _RadMax, _RadMin, _Zones, addLandscapePart, and removeLandScapePart.

bool NL3D::CMiniCol::snapToGround (  CVector &    pos,
float    hup = 0.5,
float    hbot = 1000
) 
 

This function snap a position on the current set of faces.

hbot and hup are the margin where pos.z can't change. (the pos can't move higher than +hup and lower than -hbot)

Definition at line 243 of file mini_col.cpp.

References _Grid, and height.

Referenced by testMove.

bool NL3D::CMiniCol::testMove (  const CVector &    prec,
CVector &    cur
) 
 

This function test if a move is OK, by snaping it to ground, and test if angle is<45°.

If !OK, cur is set to prec, and false is returned.

Definition at line 434 of file mini_col.cpp.

References NLMISC::Pi, and snapToGround.

Member Data Documentation

TGrid NL3D::CMiniCol::_Grid [private]
 

Definition at line 140 of file mini_col.h.

Referenced by addFaces, CMiniCol, getFaces, getGroundNormal, removeLandScapePart, and snapToGround.

CRefPtr<CLandscape> NL3D::CMiniCol::_Landscape [private]
 

Definition at line 138 of file mini_col.h.

Referenced by addLandscapePart, addZone, and init.

float NL3D::CMiniCol::_RadMax [private]
 

Definition at line 139 of file mini_col.h.

Referenced by CMiniCol, init, and setCenter.

float NL3D::CMiniCol::_RadMin [private]
 

Definition at line 139 of file mini_col.h.

Referenced by CMiniCol, init, and setCenter.

TZoneSet NL3D::CMiniCol::_Zones [private]
 

Definition at line 141 of file mini_col.h.

Referenced by addZone, removeZone, and setCenter.

The documentation for this class was generated from the following files: