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public/worldsize.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+// worldsize.h  -- extent of world and resolution/size of coordinate messages used in engine
+
+#ifndef WORLDSIZE_H
+#define WORLDSIZE_H
+#pragma once
+
+
+// These definitions must match the coordinate message sizes in coordsize.h
+
+// Following values should be +16384, -16384, +15/16, -15/16
+// NOTE THAT IF THIS GOES ANY BIGGER THEN DISK NODES/LEAVES CANNOT USE SHORTS TO STORE THE BOUNDS
+#define MAX_COORD_INTEGER			(16384)
+#define MIN_COORD_INTEGER			(-MAX_COORD_INTEGER)
+#define MAX_COORD_FRACTION			(1.0-(1.0/16.0))
+#define MIN_COORD_FRACTION			(-1.0+(1.0/16.0))
+
+#define MAX_COORD_FLOAT				(16384.0f)
+#define MIN_COORD_FLOAT				(-MAX_COORD_FLOAT)
+
+// Width of the coord system, which is TOO BIG to send as a client/server coordinate value
+#define COORD_EXTENT				(2*MAX_COORD_INTEGER)
+
+// Maximum traceable distance ( assumes cubic world and trace from one corner to opposite )
+// COORD_EXTENT * sqrt(3)
+#define MAX_TRACE_LENGTH			( 1.732050807569 * COORD_EXTENT )		
+
+// This value is the LONGEST possible range (limited by max valid coordinate number, not 2x)
+#define MAX_COORD_RANGE				(MAX_COORD_INTEGER)
+
+#define ASSERT_COORD( v ) Assert( (v.x>=MIN_COORD_INTEGER*2) && (v.x<=MAX_COORD_INTEGER*2) && \
+								  (v.y>=MIN_COORD_INTEGER*2) && (v.y<=MAX_COORD_INTEGER*2) && \
+								  (v.z>=MIN_COORD_INTEGER*2) && (v.z<=MAX_COORD_INTEGER*2) ); \
+
+
+#endif // WORLDSIZE_H