class CEntity;
class CCullZone
{
public:
CVector position;
float minx;
float maxx;
float miny;
float maxy;
float minz;
float maxz;
// TODO: figure these out:
int32 m_indexStart;
int16 m_groupIndexCount[3];
int16 m_numBuildings;
int16 m_numTreadablesPlus10m;
int16 m_numTreadables;
void DoStuffLeavingZone(void);
static void DoStuffLeavingZone_OneBuilding(uint16 i);
static void DoStuffLeavingZone_OneTreadableBoth(uint16 i);
void DoStuffEnteringZone(void);
static void DoStuffEnteringZone_OneBuilding(uint16 i);
static void DoStuffEnteringZone_OneTreadablePlus10m(uint16 i);
static void DoStuffEnteringZone_OneTreadable(uint16 i);
static bool TestLine(CVector a1, CVector a2);
float CalcDistToCullZoneSquared(float x, float y);
float CalcDistToCullZone(float x, float y) { return Sqrt(CalcDistToCullZoneSquared(x, y)); };
bool IsEntityCloseEnoughToZone(CEntity* entity, bool checkLevel);
void GetGroupStartAndSize(int32 groupid, int32 &start, int32 &size) {
switch (groupid) {
case 1:
start = m_groupIndexCount[0] + m_indexStart;
size = m_groupIndexCount[1];
break;
case 2:
start = m_groupIndexCount[0] + m_groupIndexCount[1] + m_indexStart;
size = m_groupIndexCount[2];
break;
default:
start = m_indexStart;
size = m_groupIndexCount[0];
break;
}
}
void FindTestPoints() {}; // todo
bool TestEntityVisibilityFromCullZone(CEntity*, float, CEntity*) { return false; }; // todo
};
enum eZoneAttribs
{
ATTRZONE_CAMCLOSEIN = 1,
ATTRZONE_STAIRS = 2,
ATTRZONE_1STPERSON = 4,
ATTRZONE_NORAIN = 8,
ATTRZONE_NOPOLICE = 0x10,
ATTRZONE_NOTCULLZONE = 0x20,
ATTRZONE_DOINEEDCOLLISION = 0x40,
ATTRZONE_SUBWAYVISIBLE = 0x80,
};
struct CAttributeZone
{
float minx;
float maxx;
float miny;
float maxy;
float minz;
float maxz;
int16 attributes;
int16 wantedLevel;
};
class CCullZones
{
public:
static int32 &NumCullZones;
static CCullZone (&aZones)[NUMCULLZONES];
static int32 &NumAttributeZones;
static CAttributeZone(&aAttributeZones)[NUMATTRIBZONES];
static uint16 (&aIndices)[NUMZONEINDICES];
static int16 (&aPointersToBigBuildingsForBuildings)[NUMBUILDINGS];
static int16 (&aPointersToBigBuildingsForTreadables)[NUMTREADABLES];
static int32 &CurrentWantedLevelDrop_Player;
static int32 &CurrentFlags_Camera;
static int32 &CurrentFlags_Player;
static int32 &OldCullZone;
static int32 &EntityIndicesUsed;
static bool &bCurrentSubwayIsInvisible;
static bool &bCullZonesDisabled;
static void Init(void);
static void ResolveVisibilities(void);
static void Update(void);
static void ForceCullZoneCoors(CVector coors);
static int32 FindCullZoneForCoors(CVector coors);
static int32 FindAttributesForCoors(CVector coors, int32 *wantedLevel);
static CAttributeZone *FindZoneWithStairsAttributeForPlayer(void);
static void MarkSubwayAsInvisible(bool visible);
static void AddCullZone(CVector const &position,
float minx, float maxx,
float miny, float maxy,
float minz, float maxz,
uint16 flag, int16 wantedLevel);
static bool CamCloseInForPlayer(void) { return (CurrentFlags_Player & ATTRZONE_CAMCLOSEIN) != 0; }
static bool CamStairsForPlayer(void) { return (CurrentFlags_Player & ATTRZONE_STAIRS) != 0; }
static bool Cam1stPersonForPlayer(void) { return (CurrentFlags_Player & ATTRZONE_1STPERSON) != 0; }
static bool NoPolice(void) { return (CurrentFlags_Player & ATTRZONE_NOPOLICE) != 0; }
static bool DoINeedToLoadCollision(void) { return (CurrentFlags_Player & ATTRZONE_DOINEEDCOLLISION) != 0; }
static bool PlayerNoRain(void) { return (CurrentFlags_Player & ATTRZONE_NORAIN) != 0; }
static bool CamNoRain(void) { return (CurrentFlags_Camera & ATTRZONE_NORAIN) != 0; }
static int32 GetWantedLevelDrop(void) { return CurrentWantedLevelDrop_Player; }
static void BuildListForBigBuildings();
static void DoVisibilityTestCullZone(int zoneId, bool doIt);
static bool DoWeHaveMoreThanXOccurencesOfSet(int32 count, uint16 *set);
static void CompressIndicesArray() {};// todo
};