62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
#pragma once
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struct ActiveOccluderLine {
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CVector2D origin;
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CVector2D direction;
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float length;
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};
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class CActiveOccluder {
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public:
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ActiveOccluderLine lines[6];
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int32 linesCount;
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float radius;
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bool IsPointWithinOcclusionArea(float x, float y, float area);
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};
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class COccluder
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{
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public:
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int16 length, width, height;
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int16 x, y, z;
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uint16 angle;
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int16 listIndex;
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bool NearCamera();
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bool ProcessOneOccluder(CActiveOccluder *occl);
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bool ProcessLineSegment(int corner1, int corner2, CActiveOccluder* occl);
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float GetAngle(void) { return angle*TWOPI/UINT16_MAX; }
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};
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class COcclusion
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{
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public:
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static int32 NumOccludersOnMap;
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static int16 FarAwayList;
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static int16 NearbyList;
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static int16 ListWalkThroughFA;
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static int16 PreviousListWalkThroughFA;
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static int16 NumActiveOccluders;
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static COccluder aOccluders[NUMOCCLUSIONVOLUMES];
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static CActiveOccluder aActiveOccluders[NUMACTIVEOCCLUDERS];
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static void Init(void);
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static void AddOne(float x, float y, float z, float width, float length, float height, float angle);
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static void ProcessBeforeRendering(void);
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static bool OccluderHidesBehind(CActiveOccluder *occl1, CActiveOccluder *occl2);
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static bool IsAABoxOccluded(CVector pos, float width, float length, float height);
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static bool IsPositionOccluded(CVector pos, float side);
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#ifndef MASTER
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static void Render();
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#endif
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};
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bool CalcScreenCoors(CVector const &in, CVector *out, float *outw, float *outh);
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bool CalcScreenCoors(CVector const &in, CVector *out);
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#ifndef MASTER
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extern bool bDispayOccDebugStuff;
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#endif |