// Emacs style mode select   -*- C++ -*- //-----------------------------------------------------------------------------//// $Id: tables.c,v 1.2 2003/09/08 22:34:31 jasonk Exp $//// Copyright (C) 1993-1996 by id Software, Inc.//// This source is available for distribution and/or modification// only under the terms of the DOOM Source Code License as// published by id Software. All rights reserved.//// The source is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License// for more details.//// $Log: tables.c,v $// Revision 1.2  2003/09/08 22:34:31  jasonk// Updated files because this fucker won't build for no fucking good reason.//// Revision 1.1.1.1  2003/09/04 21:08:14  jasonk// Initial import//// Revision 1.1  2000/12/08 21:07:54  jeffw// nxdoom initial entry -- No nxdoom/Makefile so it won't build automatically////// DESCRIPTION://	Lookup tables.//	Do not try to look them up :-).//	In the order of appearance: ////	int finetangent[4096]	- Tangens LUT.//	 Should work with BAM fairly well (12 of 16bit,//      effectively, by shifting).////	int finesine[10240]		- Sine lookup.//	 Guess what, serves as cosine, too.//	 Remarkable thing is, how to use BAMs with this? ////	int tantoangle[2049]	- ArcTan LUT,//	  maps tan(angle) to angle fast. Gotta search.//	//    //-----------------------------------------------------------------------------static const charrcsid[] = "$Id: tables.c,v 1.2 2003/09/08 22:34:31 jasonk Exp $";#include "tables.h"intSlopeDiv( unsigned	num,  unsigned	den){    unsigned 	ans;        if (den < 512)	return SLOPERANGE;    ans = (num<<3)/(den>>8);    return ans <= SLOPERANGE ? ans : SLOPERANGE;}int finetangent[4096] ={    -170910304,-56965752,-34178904,-24413316,-18988036,-15535599,-13145455,-11392683,    -10052327,-8994149,-8137527,-7429880,-6835455,-6329090,-5892567,-5512368,    -5178251,-4882318,-4618375,-4381502,-4167737,-3973855,-3797206,-3635590,    -3487165,-3350381,-3223918,-3106651,-2997613,-2895966,-2800983,-2712030,    -2628549,-2550052,-2476104,-2406322,-2340362,-2277919,-2218719,-2162516,    -2109087,-2058233,-2009771,-1963536,-1919378,-1877161,-1836758,-1798063,    -1760956,-1725348,-1691149,-1658278,-1626658,-1596220,-1566898,-1538632,    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