sqwarmed/sdk_src/public/worldsize.h

44 lines
1.6 KiB
C

//========= Copyright © 1996-2005, 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 TEST_COORD( v ) (((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))
#define ASSERT_COORD( v ) Assert( TEST_COORD( v ) );
#endif // WORLDSIZE_H