From 53023eb65bdcde43e341c1ecb7cf0c7f8ee524fb Mon Sep 17 00:00:00 2001
From: aap <aap@papnet.eu>
Date: Sun, 7 Jul 2019 13:09:11 +0200
Subject: the great reorganization

---
 src/core/ZoneCull.h | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 src/core/ZoneCull.h

(limited to 'src/core/ZoneCull.h')

diff --git a/src/core/ZoneCull.h b/src/core/ZoneCull.h
new file mode 100644
index 00000000..5b04b4f9
--- /dev/null
+++ b/src/core/ZoneCull.h
@@ -0,0 +1,94 @@
+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 unk2;
+	int16 unk3;
+	int16 unk4;
+	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);
+};
+
+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; }
+};
-- 
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