be_interface.c

quakeIII源码这个不用我多说吧

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.

Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

/*****************************************************************************
 * name:		be_interface.c // bk010221 - FIXME - DEAD code elimination
 *
 * desc:		bot library interface
 *
 * $Archive: /MissionPack/code/botlib/be_interface.c $
 *
 *****************************************************************************/

#include "../game/q_shared.h"
#include "l_memory.h"
#include "l_log.h"
#include "l_libvar.h"
#include "l_script.h"
#include "l_precomp.h"
#include "l_struct.h"
#include "aasfile.h"
#include "../game/botlib.h"
#include "../game/be_aas.h"
#include "be_aas_funcs.h"
#include "be_aas_def.h"
#include "be_interface.h"

#include "../game/be_ea.h"
#include "be_ai_weight.h"
#include "../game/be_ai_goal.h"
#include "../game/be_ai_move.h"
#include "../game/be_ai_weap.h"
#include "../game/be_ai_chat.h"
#include "../game/be_ai_char.h"
#include "../game/be_ai_gen.h"

//library globals in a structure
botlib_globals_t botlibglobals;

botlib_export_t be_botlib_export;
botlib_import_t botimport;
//
int bot_developer;
//qtrue if the library is setup
int botlibsetup = qfalse;

//===========================================================================
//
// several functions used by the exported functions
//
//===========================================================================

//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Sys_MilliSeconds(void)
{
	return clock() * 1000 / CLOCKS_PER_SEC;
} //end of the function Sys_MilliSeconds
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
qboolean ValidClientNumber(int num, char *str)
{
	if (num < 0 || num > botlibglobals.maxclients)
	{
		//weird: the disabled stuff results in a crash
		botimport.Print(PRT_ERROR, "%s: invalid client number %d, [0, %d]\n",
										str, num, botlibglobals.maxclients);
		return qfalse;
	} //end if
	return qtrue;
} //end of the function BotValidateClientNumber
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
qboolean ValidEntityNumber(int num, char *str)
{
	if (num < 0 || num > botlibglobals.maxentities)
	{
		botimport.Print(PRT_ERROR, "%s: invalid entity number %d, [0, %d]\n",
										str, num, botlibglobals.maxentities);
		return qfalse;
	} //end if
	return qtrue;
} //end of the function BotValidateClientNumber
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
qboolean BotLibSetup(char *str)
{
	if (!botlibglobals.botlibsetup)
	{
		botimport.Print(PRT_ERROR, "%s: bot library used before being setup\n", str);
		return qfalse;
	} //end if
	return qtrue;
} //end of the function BotLibSetup

//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibSetup(void)
{
	int		errnum;
	
	bot_developer = LibVarGetValue("bot_developer");
  memset( &botlibglobals, 0, sizeof(botlibglobals) ); // bk001207 - init
	//initialize byte swapping (litte endian etc.)
//	Swap_Init();
	Log_Open("botlib.log");
	//
	botimport.Print(PRT_MESSAGE, "------- BotLib Initialization -------\n");
	//
	botlibglobals.maxclients = (int) LibVarValue("maxclients", "128");
	botlibglobals.maxentities = (int) LibVarValue("maxentities", "1024");

	errnum = AAS_Setup();			//be_aas_main.c
	if (errnum != BLERR_NOERROR) return errnum;
	errnum = EA_Setup();			//be_ea.c
	if (errnum != BLERR_NOERROR) return errnum;
	errnum = BotSetupWeaponAI();	//be_ai_weap.c
	if (errnum != BLERR_NOERROR)return errnum;
	errnum = BotSetupGoalAI();		//be_ai_goal.c
	if (errnum != BLERR_NOERROR) return errnum;
	errnum = BotSetupChatAI();		//be_ai_chat.c
	if (errnum != BLERR_NOERROR) return errnum;
	errnum = BotSetupMoveAI();		//be_ai_move.c
	if (errnum != BLERR_NOERROR) return errnum;

	botlibsetup = qtrue;
	botlibglobals.botlibsetup = qtrue;

	return BLERR_NOERROR;
} //end of the function Export_BotLibSetup
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibShutdown(void)
{
	if (!BotLibSetup("BotLibShutdown")) return BLERR_LIBRARYNOTSETUP;
#ifndef DEMO
	//DumpFileCRCs();
#endif //DEMO
	//
	BotShutdownChatAI();		//be_ai_chat.c
	BotShutdownMoveAI();		//be_ai_move.c
	BotShutdownGoalAI();		//be_ai_goal.c
	BotShutdownWeaponAI();		//be_ai_weap.c
	BotShutdownWeights();		//be_ai_weight.c
	BotShutdownCharacters();	//be_ai_char.c
	//shud down aas
	AAS_Shutdown();
	//shut down bot elemantary actions
	EA_Shutdown();
	//free all libvars
	LibVarDeAllocAll();
	//remove all global defines from the pre compiler
	PC_RemoveAllGlobalDefines();

	//dump all allocated memory
//	DumpMemory();
#ifdef DEBUG
	PrintMemoryLabels();
#endif
	//shut down library log file
	Log_Shutdown();
	//
	botlibsetup = qfalse;
	botlibglobals.botlibsetup = qfalse;
	// print any files still open
	PC_CheckOpenSourceHandles();
	//
	return BLERR_NOERROR;
} //end of the function Export_BotLibShutdown
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibVarSet(char *var_name, char *value)
{
	LibVarSet(var_name, value);
	return BLERR_NOERROR;
} //end of the function Export_BotLibVarSet
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibVarGet(char *var_name, char *value, int size)
{
	char *varvalue;

	varvalue = LibVarGetString(var_name);
	strncpy(value, varvalue, size-1);
	value[size-1] = '\0';
	return BLERR_NOERROR;
} //end of the function Export_BotLibVarGet
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibStartFrame(float time)
{
	if (!BotLibSetup("BotStartFrame")) return BLERR_LIBRARYNOTSETUP;
	return AAS_StartFrame(time);
} //end of the function Export_BotLibStartFrame
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibLoadMap(const char *mapname)
{
#ifdef DEBUG
	int starttime = Sys_MilliSeconds();
#endif
	int errnum;

	if (!BotLibSetup("BotLoadMap")) return BLERR_LIBRARYNOTSETUP;
	//
	botimport.Print(PRT_MESSAGE, "------------ Map Loading ------------\n");
	//startup AAS for the current map, model and sound index
	errnum = AAS_LoadMap(mapname);
	if (errnum != BLERR_NOERROR) return errnum;
	//initialize the items in the level
	BotInitLevelItems();		//be_ai_goal.h
	BotSetBrushModelTypes();	//be_ai_move.h
	//
	botimport.Print(PRT_MESSAGE, "-------------------------------------\n");
#ifdef DEBUG
	botimport.Print(PRT_MESSAGE, "map loaded in %d msec\n", Sys_MilliSeconds() - starttime);
#endif
	//
	return BLERR_NOERROR;
} //end of the function Export_BotLibLoadMap
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
int Export_BotLibUpdateEntity(int ent, bot_entitystate_t *state)
{
	if (!BotLibSetup("BotUpdateEntity")) return BLERR_LIBRARYNOTSETUP;
	if (!ValidEntityNumber(ent, "BotUpdateEntity")) return BLERR_INVALIDENTITYNUMBER;

	return AAS_UpdateEntity(ent, state);
} //end of the function Export_BotLibUpdateEntity
//===========================================================================
//
// Parameter:				-
// Returns:					-
// Changes Globals:		-
//===========================================================================
void AAS_TestMovementPrediction(int entnum, vec3_t origin, vec3_t dir);
void ElevatorBottomCenter(aas_reachability_t *reach, vec3_t bottomcenter);
int BotGetReachabilityToGoal(vec3_t origin, int areanum,
									  int lastgoalareanum, int lastareanum,
									  int *avoidreach, float *avoidreachtimes, int *avoidreachtries,
									  bot_goal_t *goal, int travelflags, int movetravelflags,
									  struct bot_avoidspot_s *avoidspots, int numavoidspots, int *flags);

int AAS_PointLight(vec3_t origin, int *red, int *green, int *blue);

int AAS_TraceAreas(vec3_t start, vec3_t end, int *areas, vec3_t *points, int maxareas);

int AAS_Reachability_WeaponJump(int area1num, int area2num);

int BotFuzzyPointReachabilityArea(vec3_t origin);

float BotGapDistance(vec3_t origin, vec3_t hordir, int entnum);

void AAS_FloodAreas(vec3_t origin);

int BotExportTest(int parm0, char *parm1, vec3_t parm2, vec3_t parm3)
{

//	return AAS_PointLight(parm2, NULL, NULL, NULL);

#ifdef DEBUG
	static int area = -1;
	static int line[2];
	int newarea, i, highlightarea, flood;
//	int reachnum;
	vec3_t eye, forward, right, end, origin;
//	vec3_t bottomcenter;
//	aas_trace_t trace;
//	aas_face_t *face;
//	aas_entity_t *ent;
//	bsp_trace_t bsptrace;
//	aas_reachability_t reach;
//	bot_goal_t goal;

	// clock_t start_time, end_time;
	vec3_t mins = {-16, -16, -24};
	vec3_t maxs = {16, 16, 32};

//	int areas[10], numareas;


	//return 0;

	if (!aasworld.loaded) return 0;

	/*
	if (parm0 & 1)
	{
		AAS_ClearShownPolygons();
		AAS_FloodAreas(parm2);
	} //end if
	return 0;
	*/
	for (i = 0; i < 2; i++) if (!line[i]) line[i] = botimport.DebugLineCreate();

//	AAS_ClearShownDebugLines();

	//if (AAS_AgainstLadder(parm2)) botimport.Print(PRT_MESSAGE, "against ladder\n");
	//BotOnGround(parm2, PRESENCE_NORMAL, 1, &newarea, &newarea);
	//botimport.Print(PRT_MESSAGE, "%f %f %f\n", parm2[0], parm2[1], parm2[2]);
	//*
	highlightarea = LibVarGetValue("bot_highlightarea");
	if (highlightarea > 0)
	{
		newarea = highlightarea;
	} //end if
	else
	{
		VectorCopy(parm2, origin);
		origin[2] += 0.5;
		//newarea = AAS_PointAreaNum(origin);
		newarea = BotFuzzyPointReachabilityArea(origin);
	} //end else

	botimport.Print(PRT_MESSAGE, "\rtravel time to goal (%d) = %d  ", botlibglobals.goalareanum,
		AAS_AreaTravelTimeToGoalArea(newarea, origin, botlibglobals.goalareanum, TFL_DEFAULT));
	//newarea = BotReachabilityArea(origin, qtrue);
	if (newarea != area)
	{
		botimport.Print(PRT_MESSAGE, "origin = %f, %f, %f\n", origin[0], origin[1], origin[2]);
		area = newarea;
		botimport.Print(PRT_MESSAGE, "new area %d, cluster %d, presence type %d\n",
					area, AAS_AreaCluster(area), AAS_PointPresenceType(origin));
		botimport.Print(PRT_MESSAGE, "area contents: ");
		if (aasworld.areasettings[area].contents & AREACONTENTS_WATER)
		{
			botimport.Print(PRT_MESSAGE, "water &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_LAVA)
		{
			botimport.Print(PRT_MESSAGE, "lava &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_SLIME)
		{
			botimport.Print(PRT_MESSAGE, "slime &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_JUMPPAD)
		{
			botimport.Print(PRT_MESSAGE, "jump pad &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_CLUSTERPORTAL)
		{
			botimport.Print(PRT_MESSAGE, "cluster portal &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_VIEWPORTAL)
		{
			botimport.Print(PRT_MESSAGE, "view portal &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_DONOTENTER)
		{
			botimport.Print(PRT_MESSAGE, "do not enter &");
		} //end if
		if (aasworld.areasettings[area].contents & AREACONTENTS_MOVER)
		{
			botimport.Print(PRT_MESSAGE, "mover &");
		} //end if
		if (!aasworld.areasettings[area].contents)
		{
			botimport.Print(PRT_MESSAGE, "empty");
		} //end if
		botimport.Print(PRT_MESSAGE, "\n");
		botimport.Print(PRT_MESSAGE, "travel time to goal (%d) = %d\n", botlibglobals.goalareanum,
					AAS_AreaTravelTimeToGoalArea(newarea, origin, botlibglobals.goalareanum, TFL_DEFAULT|TFL_ROCKETJUMP));
		/*
		VectorCopy(origin, end);
		end[2] += 5;
		numareas = AAS_TraceAreas(origin, end, areas, NULL, 10);
		AAS_TraceClientBBox(origin, end, PRESENCE_CROUCH, -1);
		botimport.Print(PRT_MESSAGE, "num areas = %d, area = %d\n", numareas, areas[0]);
		*/
		/*
		botlibglobals.goalareanum = newarea;
		VectorCopy(parm2, botlibglobals.goalorigin);
		botimport.Print(PRT_MESSAGE, "new goal %2.1f %2.1f %2.1f area %d\n",
								origin[0], origin[1], origin[2], newarea);
		*/
	} //end if
	//*
	flood = LibVarGetValue("bot_flood");