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authorSergeanur <s.anureev@yandex.ua>2021-07-17 23:03:57 +0200
committerSergeanur <s.anureev@yandex.ua>2021-07-17 23:03:57 +0200
commitc937bdbfea8f522d14d7a41f24372bddf5bdafcc (patch)
treeeb8f97f6cf9fac31d7ab90388af232d51cc9c137 /src/renderer/Occlusion.h
parentMerge pull request #1219 from withmorten/miami-ini (diff)
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Diffstat (limited to 'src/renderer/Occlusion.h')
-rw-r--r--src/renderer/Occlusion.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/renderer/Occlusion.h b/src/renderer/Occlusion.h
new file mode 100644
index 00000000..e0edef53
--- /dev/null
+++ b/src/renderer/Occlusion.h
@@ -0,0 +1,62 @@
+#pragma once
+
+struct ActiveOccluderLine {
+ CVector2D origin;
+ CVector2D direction;
+ float length;
+};
+
+class CActiveOccluder {
+
+public:
+ ActiveOccluderLine lines[6];
+ int32 linesCount;
+ float radius;
+
+ bool IsPointWithinOcclusionArea(float x, float y, float area);
+};
+
+class COccluder
+{
+public:
+ int16 length, width, height;
+ int16 x, y, z;
+ uint16 angle;
+ int16 listIndex;
+
+ bool NearCamera();
+ bool ProcessOneOccluder(CActiveOccluder *occl);
+ bool ProcessLineSegment(int corner1, int corner2, CActiveOccluder* occl);
+ float GetAngle(void) { return angle*TWOPI/UINT16_MAX; }
+};
+
+class COcclusion
+{
+public:
+ static int32 NumOccludersOnMap;
+ static int16 FarAwayList;
+ static int16 NearbyList;
+ static int16 ListWalkThroughFA;
+ static int16 PreviousListWalkThroughFA;
+ static int16 NumActiveOccluders;
+
+ static COccluder aOccluders[NUMOCCLUSIONVOLUMES];
+ static CActiveOccluder aActiveOccluders[NUMACTIVEOCCLUDERS];
+
+ static void Init(void);
+ static void AddOne(float x, float y, float z, float width, float length, float height, float angle);
+ static void ProcessBeforeRendering(void);
+ static bool OccluderHidesBehind(CActiveOccluder *occl1, CActiveOccluder *occl2);
+ static bool IsAABoxOccluded(CVector pos, float width, float length, float height);
+ static bool IsPositionOccluded(CVector pos, float side);
+#ifndef MASTER
+ static void Render();
+#endif
+};
+
+bool CalcScreenCoors(CVector const &in, CVector *out, float *outw, float *outh);
+bool CalcScreenCoors(CVector const &in, CVector *out);
+
+#ifndef MASTER
+extern bool bDispayOccDebugStuff;
+#endif \ No newline at end of file