rpgxef/code/game/ai_main.c
Walter Julius Hennecke a39565b783 Integrated RPG-X2 rpgxEF edition into the rpgxEF repo
... not quite content with where the project files lie but it is ok for
now.
... compiling works fine so far (only tested mingw32 right now)
2012-08-04 12:54:37 +02:00

1347 lines
35 KiB
C

// Copyright (C) 1999-2000 Id Software, Inc.
//
/*****************************************************************************
* name: ai_main.c
*
* desc: Quake3 bot AI
*
* $Archive: /StarTrek/Code-DM/game/ai_main.c $
* $Author: Jmonroe $
* $Revision: 4 $
* $Modtime: 11/30/00 5:17p $
* $Date: 11/30/00 5:19p $
*
*****************************************************************************/
#include "g_local.h"
#include "q_shared.h"
#include "botlib.h" //bot lib interface
#include "be_aas.h"
#include "be_ea.h"
#include "be_ai_char.h"
#include "be_ai_chat.h"
#include "be_ai_gen.h"
#include "be_ai_goal.h"
#include "be_ai_move.h"
#include "be_ai_weap.h"
//
#include "ai_main.h"
#include "ai_dmq3.h"
#include "ai_chat.h"
#include "ai_cmd.h"
#include "ai_dmnet.h"
//
#include "chars.h"
#include "inv.h"
#include "syn.h"
#define AI_MAX_PATH 144
//bot states
bot_state_t *botstates[MAX_CLIENTS];
//number of bots
int numbots;
//time to do a regular update
float regularupdate_time;
//
int bot_interbreed;
int bot_interbreedmatchcount;
//
vmCvar_t bot_thinktime;
vmCvar_t bot_memorydump;
vmCvar_t bot_pause;
vmCvar_t bot_report;
vmCvar_t bot_testsolid;
vmCvar_t bot_interbreedchar;
vmCvar_t bot_interbreedbots;
vmCvar_t bot_interbreedcycle;
vmCvar_t bot_interbreedwrite;
qboolean bot_setupComplete = qfalse;
void ExitLevel( void );
/*
==================
BotAI_Print
==================
*/
void QDECL BotAI_Print(int type, char *fmt, ...) {
char str[2048];
va_list ap;
va_start(ap, fmt);
vsprintf(str, fmt, ap);
va_end(ap);
switch(type) {
case PRT_MESSAGE: {
G_Printf("%s", str);
break;
}
case PRT_WARNING: {
G_Printf( S_COLOR_YELLOW "Warning: %s", str );
break;
}
case PRT_ERROR: {
G_Printf( S_COLOR_RED "Error: %s", str );
break;
}
case PRT_FATAL: {
G_Printf( S_COLOR_RED "Fatal: %s", str );
break;
}
case PRT_EXIT: {
G_Error( S_COLOR_RED "Exit: %s", str );
break;
}
default: {
G_Printf( "unknown print type\n" );
break;
}
}
}
/*
==================
BotAI_Trace
==================
*/
void BotAI_Trace(bsp_trace_t *bsptrace, vec3_t start, vec3_t mins, vec3_t maxs, vec3_t end, int passent, int contentmask) {
trace_t trace;
trap_Trace(&trace, start, mins, maxs, end, passent, contentmask);
//copy the trace information
bsptrace->allsolid = trace.allsolid;
bsptrace->startsolid = trace.startsolid;
bsptrace->fraction = trace.fraction;
VectorCopy(trace.endpos, bsptrace->endpos);
bsptrace->plane.dist = trace.plane.dist;
VectorCopy(trace.plane.normal, bsptrace->plane.normal);
bsptrace->plane.signbits = trace.plane.signbits;
bsptrace->plane.type = trace.plane.type;
bsptrace->surface.value = trace.surfaceFlags;
bsptrace->ent = trace.entityNum;
bsptrace->exp_dist = 0;
bsptrace->sidenum = 0;
bsptrace->contents = 0;
}
/*
==================
BotAI_GetClientState
==================
*/
int BotAI_GetClientState( int clientNum, playerState_t *state ) {
gentity_t *ent;
ent = &g_entities[clientNum];
if ( !ent->inuse ) {
return qfalse;
}
if ( !ent->client ) {
return qfalse;
}
memcpy( state, &ent->client->ps, sizeof(playerState_t) );
return qtrue;
}
/*
==================
BotAI_GetEntityState
==================
*/
int BotAI_GetEntityState( int entityNum, entityState_t *state ) {
gentity_t *ent;
ent = &g_entities[entityNum];
memset( state, 0, sizeof(entityState_t) );
if (!ent->inuse) return qfalse;
if (!ent->r.linked) return qfalse;
if (ent->r.svFlags & SVF_NOCLIENT) return qfalse;
memcpy( state, &ent->s, sizeof(entityState_t) );
return qtrue;
}
/*
==================
BotAI_GetSnapshotEntity
==================
*/
int BotAI_GetSnapshotEntity( int clientNum, int sequence, entityState_t *state ) {
int entNum;
entNum = trap_BotGetSnapshotEntity( clientNum, sequence );
if ( entNum == -1 ) {
memset(state, 0, sizeof(entityState_t));
return -1;
}
BotAI_GetEntityState( entNum, state );
return sequence + 1;
}
/*
==================
BotAI_BotInitialChat
==================
*/
void QDECL BotAI_BotInitialChat( bot_state_t *bs, char *type, ... ) {
int i, mcontext;
va_list ap;
char *p;
char *vars[MAX_MATCHVARIABLES];
memset(vars, 0, sizeof(vars));
va_start(ap, type);
p = va_arg(ap, char *);
for (i = 0; i < MAX_MATCHVARIABLES; i++) {
if( !p ) {
break;
}
vars[i] = p;
p = va_arg(ap, char *);
}
va_end(ap);
mcontext = CONTEXT_NORMAL|CONTEXT_NEARBYITEM|CONTEXT_NAMES;
if (BotCTFTeam(bs) == CTF_TEAM_RED) mcontext |= CONTEXT_CTFREDTEAM;
else mcontext |= CONTEXT_CTFBLUETEAM;
trap_BotInitialChat( bs->cs, type, mcontext, vars[0], vars[1], vars[2], vars[3], vars[4], vars[5], vars[6], vars[7] );
}
/*
==================
BotTestSolid
==================
*/
void BotTestSolid(vec3_t origin) {
int areanum;
if( !bot_setupComplete ) {
return;
}
trap_Cvar_Update(&bot_testsolid);
if (bot_testsolid.integer) {
if (!trap_AAS_Initialized()) return;
areanum = BotPointAreaNum(origin);
if (areanum) BotAI_Print(PRT_MESSAGE, "\remtpy area");
else BotAI_Print(PRT_MESSAGE, "\r^1SOLID area");
}
}
/*
==================
BotReportStatus
==================
*/
void BotReportStatus(bot_state_t *bs) {
char goalname[MAX_MESSAGE_SIZE];
char netname[MAX_MESSAGE_SIZE];
char *leader, *flagstatus;
//
ClientName(bs->client, netname, sizeof(netname));
if (Q_stricmp(netname, bs->teamleader) == 0) leader = "L";
else leader = " ";
if (BotCTFCarryingFlag(bs)) {
if (BotCTFTeam(bs) == TEAM_RED) flagstatus = S_COLOR_RED"F";
else flagstatus = S_COLOR_BLUE"F";
}
else {
flagstatus = " ";
}
switch(bs->ltgtype) {
case LTG_TEAMHELP:
{
EasyClientName(bs->teammate, goalname, sizeof(goalname));
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: helping %s\n", netname, leader, flagstatus, goalname);
break;
}
case LTG_TEAMACCOMPANY:
{
EasyClientName(bs->teammate, goalname, sizeof(goalname));
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: accompanying %s\n", netname, leader, flagstatus, goalname);
break;
}
case LTG_DEFENDKEYAREA:
{
trap_BotGoalName(bs->teamgoal.number, goalname, sizeof(goalname));
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: defending %s\n", netname, leader, flagstatus, goalname);
break;
}
case LTG_GETITEM:
{
trap_BotGoalName(bs->teamgoal.number, goalname, sizeof(goalname));
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: getting item %s\n", netname, leader, flagstatus, goalname);
break;
}
case LTG_KILL:
{
ClientName(bs->teamgoal.entitynum, goalname, sizeof(goalname));
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: killing %s\n", netname, leader, flagstatus, goalname);
break;
}
case LTG_CAMP:
case LTG_CAMPORDER:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: camping\n", netname, leader, flagstatus);
break;
}
case LTG_PATROL:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: patrolling\n", netname, leader, flagstatus);
break;
}
case LTG_GETFLAG:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: capturing flag\n", netname, leader, flagstatus);
break;
}
case LTG_RUSHBASE:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: rushing base\n", netname, leader, flagstatus);
break;
}
case LTG_RETURNFLAG:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: returning flag\n", netname, leader, flagstatus);
break;
}
default:
{
BotAI_Print(PRT_MESSAGE, "%-20s%s%s: roaming\n", netname, leader, flagstatus);
break;
}
}
}
/*
==================
BotTeamplayReport
==================
*/
void BotTeamplayReport(void) {
int i;
char buf[MAX_INFO_STRING];
BotAI_Print(PRT_MESSAGE, S_COLOR_RED"RED\n");
for (i = 0; i < maxclients && i < MAX_CLIENTS; i++) {
//
if ( !botstates[i] || !botstates[i]->inuse ) continue;
//
trap_GetConfigstring(CS_PLAYERS+i, buf, sizeof(buf));
//if no config string or no name
if (!strlen(buf) || !strlen(Info_ValueForKey(buf, "n"))) continue;
//skip spectators
if (atoi(Info_ValueForKey(buf, "t")) == TEAM_RED) {
BotReportStatus(botstates[i]);
}
}
BotAI_Print(PRT_MESSAGE, S_COLOR_BLUE"BLUE\n");
for (i = 0; i < maxclients && i < MAX_CLIENTS; i++) {
//
if ( !botstates[i] || !botstates[i]->inuse ) continue;
//
trap_GetConfigstring(CS_PLAYERS+i, buf, sizeof(buf));
//if no config string or no name
if (!strlen(buf) || !strlen(Info_ValueForKey(buf, "n"))) continue;
//skip spectators
if (atoi(Info_ValueForKey(buf, "t")) == TEAM_BLUE) {
BotReportStatus(botstates[i]);
}
}
}
/*
==============
BotInterbreedBots
==============
*/
void BotInterbreedBots(void) {
float ranks[MAX_CLIENTS];
int parent1, parent2, child;
int i;
// get rankings for all the bots
for (i = 0; i < MAX_CLIENTS; i++) {
if ( botstates[i] && botstates[i]->inuse ) {
ranks[i] = botstates[i]->num_kills * 2 - botstates[i]->num_deaths;
}
else {
ranks[i] = -1;
}
}
if (trap_GeneticParentsAndChildSelection(MAX_CLIENTS, ranks, &parent1, &parent2, &child)) {
trap_BotInterbreedGoalFuzzyLogic(botstates[parent1]->gs, botstates[parent2]->gs, botstates[child]->gs);
trap_BotMutateGoalFuzzyLogic(botstates[child]->gs, 1);
}
// reset the kills and deaths
for (i = 0; i < MAX_CLIENTS; i++) {
if (botstates[i] && botstates[i]->inuse) {
botstates[i]->num_kills = 0;
botstates[i]->num_deaths = 0;
}
}
}
/*
==============
BotWriteInterbreeded
==============
*/
void BotWriteInterbreeded(char *filename) {
float rank, bestrank;
int i, bestbot;
bestrank = 0;
bestbot = -1;
// get the best bot
for (i = 0; i < MAX_CLIENTS; i++) {
if ( botstates[i] && botstates[i]->inuse ) {
rank = botstates[i]->num_kills * 2 - botstates[i]->num_deaths;
}
else {
rank = -1;
}
if (rank > bestrank) {
bestrank = rank;
bestbot = i;
}
}
if (bestbot >= 0) {
//write out the new goal fuzzy logic
trap_BotSaveGoalFuzzyLogic(botstates[bestbot]->gs, filename);
}
}
/*
==============
BotInterbreedEndMatch
add link back into ExitLevel?
==============
*/
void BotInterbreedEndMatch(void) {
if (!bot_interbreed) return;
bot_interbreedmatchcount++;
if (bot_interbreedmatchcount >= bot_interbreedcycle.integer) {
bot_interbreedmatchcount = 0;
//
trap_Cvar_Update(&bot_interbreedwrite);
if (strlen(bot_interbreedwrite.string)) {
BotWriteInterbreeded(bot_interbreedwrite.string);
trap_Cvar_Set("bot_interbreedwrite", "");
}
BotInterbreedBots();
}
}
/*
==============
BotInterbreeding
==============
*/
void BotInterbreeding(void) {
int i;
trap_Cvar_Update(&bot_interbreedchar);
if (!strlen(bot_interbreedchar.string)) return;
//make sure we are in tournament mode
if (gametype != GT_TOURNAMENT) {
trap_Cvar_Set("g_gametype", va("%d", GT_TOURNAMENT));
ExitLevel();
return;
}
//shutdown all the bots
for (i = 0; i < MAX_CLIENTS; i++) {
if (botstates[i] && botstates[i]->inuse) {
BotAIShutdownClient(botstates[i]->client);
}
}
//make sure all item weight configs are reloaded and Not shared
trap_BotLibVarSet("bot_reloadcharacters", "1");
//add a number of bots using the desired bot character
for (i = 0; i < bot_interbreedbots.integer; i++) {
trap_SendConsoleCommand( EXEC_INSERT, va("addbot %s 4 free %i %s%d\n",
bot_interbreedchar.string, i * 50, bot_interbreedchar.string, i) );
}
//
trap_Cvar_Set("bot_interbreedchar", "");
bot_interbreed = qtrue;
}
/*
==============
BotEntityInfo
==============
*/
void BotEntityInfo(int entnum, aas_entityinfo_t *info) {
trap_AAS_EntityInfo(entnum, info);
}
/*
==============
NumBots
==============
*/
int NumBots(void) {
return numbots;
}
/*
==============
BotTeamLeader
==============
*/
int BotTeamLeader(bot_state_t *bs) {
int leader;
leader = ClientFromName(bs->teamleader);
if (leader < 0) return qfalse;
if (!botstates[leader] || !botstates[leader]->inuse) return qfalse;
return qtrue;
}
/*
==============
AngleDifference
==============
*/
float AngleDifference(float ang1, float ang2) {
float diff;
diff = ang1 - ang2;
if (ang1 > ang2) {
if (diff > 180.0) diff -= 360.0;
}
else {
if (diff < -180.0) diff += 360.0;
}
return diff;
}
/*
==============
BotChangeViewAngle
==============
*/
float BotChangeViewAngle(float angle, float ideal_angle, float speed) {
float move;
angle = AngleMod(angle);
ideal_angle = AngleMod(ideal_angle);
if (angle == ideal_angle) return angle;
move = ideal_angle - angle;
if (ideal_angle > angle) {
if (move > 180.0) move -= 360.0;
}
else {
if (move < -180.0) move += 360.0;
}
if (move > 0) {
if (move > speed) move = speed;
}
else {
if (move < -speed) move = -speed;
}
return AngleMod(angle + move);
}
/*
==============
BotChangeViewAngles
==============
*/
void BotChangeViewAngles(bot_state_t *bs, float thinktime) {
float diff, factor, maxchange, anglespeed;
int i;
if (bs->ideal_viewangles[PITCH] > 180) bs->ideal_viewangles[PITCH] -= 360;
factor = 1;
maxchange = 1800;
maxchange *= thinktime;
for (i = 0; i < 2; i++)
{
//smooth slowdown view model
diff = abs(AngleDifference(bs->viewangles[i], bs->ideal_viewangles[i]));
anglespeed = diff * factor;
if (anglespeed > maxchange)
{
anglespeed = maxchange;
}
bs->viewangles[i] = BotChangeViewAngle(bs->viewangles[i], bs->ideal_viewangles[i], anglespeed);
//BotAI_Print(PRT_MESSAGE, "ideal_angles %f %f\n", bs->ideal_viewangles[0], bs->ideal_viewangles[1], bs->ideal_viewangles[2]);`
//bs->viewangles[i] = bs->ideal_viewangles[i];
}
//bs->viewangles[PITCH] = 0;
if (bs->viewangles[PITCH] > 180) bs->viewangles[PITCH] -= 360;
//elementary action: view
trap_EA_View(bs->client, bs->viewangles);
}
/*
==============
BotInputToUserCommand
==============
*/
void BotInputToUserCommand(bot_input_t *bi, usercmd_t *ucmd, int delta_angles[3], int time) {
vec3_t angles, forward, right;
short temp;
int j;
//clear the whole structure
memset(ucmd, 0, sizeof(usercmd_t));
//
//Com_Printf("dir = %f %f %f speed = %f\n", bi->dir[0], bi->dir[1], bi->dir[2], bi->speed);
//the duration for the user command in milli seconds
ucmd->serverTime = time;
//
if (bi->actionflags & ACTION_DELAYEDJUMP) {
bi->actionflags |= ACTION_JUMP;
bi->actionflags &= ~ACTION_DELAYEDJUMP;
}
//set the buttons
if (bi->actionflags & ACTION_RESPAWN) ucmd->buttons = BUTTON_ATTACK;
if (bi->actionflags & ACTION_ATTACK) ucmd->buttons |= BUTTON_ATTACK;
if (bi->actionflags & ACTION_TALK) ucmd->buttons |= BUTTON_TALK;
if (bi->actionflags & ACTION_GESTURE) ucmd->buttons |= BUTTON_GESTURE;
if (bi->actionflags & ACTION_USE) ucmd->buttons |= BUTTON_USE_HOLDABLE;
if (bi->actionflags & ACTION_WALK) ucmd->buttons |= BUTTON_WALKING;
if (bi->actionflags & ACTION_ALT_ATTACK)
{
ucmd->buttons |= BUTTON_ALT_ATTACK;
}
ucmd->weapon = bi->weapon;
//set the view angles
//NOTE: the ucmd->angles are the angles WITHOUT the delta angles
ucmd->angles[PITCH] = ANGLE2SHORT(bi->viewangles[PITCH]);
ucmd->angles[YAW] = ANGLE2SHORT(bi->viewangles[YAW]);
ucmd->angles[ROLL] = ANGLE2SHORT(bi->viewangles[ROLL]);
//subtract the delta angles
for (j = 0; j < 3; j++) {
temp = ucmd->angles[j] - delta_angles[j];
/*NOTE: disabled because temp should be mod first
if ( j == PITCH ) {
// don't let the player look up or down more than 90 degrees
if ( temp > 16000 ) temp = 16000;
else if ( temp < -16000 ) temp = -16000;
}
*/
ucmd->angles[j] = temp;
}
//NOTE: movement is relative to the REAL view angles
//get the horizontal forward and right vector
//get the pitch in the range [-180, 180]
if (bi->dir[2]) angles[PITCH] = bi->viewangles[PITCH];
else angles[PITCH] = 0;
angles[YAW] = bi->viewangles[YAW];
angles[ROLL] = 0;
AngleVectors(angles, forward, right, NULL);
//bot input speed is in the range [0, 400]
bi->speed = bi->speed * 127 / 400;
//set the view independent movement
ucmd->forwardmove = DotProduct(forward, bi->dir) * bi->speed;
ucmd->rightmove = DotProduct(right, bi->dir) * bi->speed;
ucmd->upmove = abs(forward[2]) * bi->dir[2] * bi->speed;
//normal keyboard movement
if (bi->actionflags & ACTION_MOVEFORWARD) ucmd->forwardmove += 127;
if (bi->actionflags & ACTION_MOVEBACK) ucmd->forwardmove -= 127;
if (bi->actionflags & ACTION_MOVELEFT) ucmd->rightmove -= 127;
if (bi->actionflags & ACTION_MOVERIGHT) ucmd->rightmove += 127;
//jump/moveup
if (bi->actionflags & ACTION_JUMP) ucmd->upmove += 127;
//crouch/movedown
if (bi->actionflags & ACTION_CROUCH) ucmd->upmove -= 127;
//
//Com_Printf("forward = %d right = %d up = %d\n", ucmd.forwardmove, ucmd.rightmove, ucmd.upmove);
//Com_Printf("ucmd->serverTime = %d\n", ucmd->serverTime);
}
/*
==============
BotUpdateInput
==============
*/
void BotUpdateInput(bot_state_t *bs, int time, int elapsed_time) {
bot_input_t bi;
int j;
//add the delta angles to the bot's current view angles
for (j = 0; j < 3; j++) {
bs->viewangles[j] = AngleMod(bs->viewangles[j] + SHORT2ANGLE(bs->cur_ps.delta_angles[j]));
}
//change the bot view angles
BotChangeViewAngles(bs, (float) elapsed_time / 1000);
//retrieve the bot input
trap_EA_GetInput(bs->client, (float) time / 1000, &bi);
//respawn hack
if (bi.actionflags & ACTION_RESPAWN) {
if (bs->lastucmd.buttons & BUTTON_ATTACK) bi.actionflags &= ~(ACTION_RESPAWN|ACTION_ATTACK);
}
//convert the bot input to a usercmd
BotInputToUserCommand(&bi, &bs->lastucmd, bs->cur_ps.delta_angles, time);
//subtract the delta angles
for (j = 0; j < 3; j++) {
bs->viewangles[j] = AngleMod(bs->viewangles[j] - SHORT2ANGLE(bs->cur_ps.delta_angles[j]));
}
}
/*
==============
BotAIRegularUpdate
==============
*/
void BotAIRegularUpdate(void) {
if (regularupdate_time < trap_AAS_Time()) {
trap_BotUpdateEntityItems();
regularupdate_time = trap_AAS_Time() + 0.3;
}
}
/*
==============
BotAI
==============
*/
int BotAI(int client, float thinktime) {
bot_state_t *bs;
char buf[1024], *args;
int j;
trap_EA_ResetInput(client);
//
bs = botstates[client];
if (!bs || !bs->inuse) {
BotAI_Print(PRT_FATAL, "BotAI: client %d is not setup\n", client);
return qfalse;
}
//retrieve the current client state
BotAI_GetClientState( client, &bs->cur_ps );
//retrieve any waiting console messages
while( trap_BotGetConsoleMessage(client, buf, sizeof(buf)) ) {
//have buf point to the command and args to the command arguments
args = strchr( buf, ' ');
if (!args) continue;
*args++ = '\0';
//remove color espace sequences from the arguments
Q_CleanStr( args );
if (!Q_stricmp(buf, "cp "))
{ /*CenterPrintf*/ }
else if (!Q_stricmp(buf, "cs"))
{ /*ConfigStringModified*/ }
else if (!Q_stricmp(buf, "print")) {
//remove first and last quote from the chat message
memmove(args, args+1, strlen(args));
args[strlen(args)-1] = '\0';
trap_BotQueueConsoleMessage(bs->cs, CMS_NORMAL, args);
}
else if (!Q_stricmp(buf, "chat")) {
//remove first and last quote from the chat message
memmove(args, args+1, strlen(args));
args[strlen(args)-1] = '\0';
trap_BotQueueConsoleMessage(bs->cs, CMS_CHAT, args);
}
else if (!Q_stricmp(buf, "tchat")) {
//remove first and last quote from the chat message
memmove(args, args+1, strlen(args));
args[strlen(args)-1] = '\0';
trap_BotQueueConsoleMessage(bs->cs, CMS_CHAT, args);
}
else if (!Q_stricmp(buf, "scores"))
{ /*FIXME: parse scores?*/ }
else if (!Q_stricmp(buf, "clientLevelShot"))
{ /*ignore*/ }
}
//add the delta angles to the bot's current view angles
for (j = 0; j < 3; j++) {
bs->viewangles[j] = AngleMod(bs->viewangles[j] + SHORT2ANGLE(bs->cur_ps.delta_angles[j]));
}
//increase the local time of the bot
bs->ltime += thinktime;
//
bs->thinktime = thinktime;
//origin of the bot
VectorCopy(bs->cur_ps.origin, bs->origin);
//eye coordinates of the bot
VectorCopy(bs->cur_ps.origin, bs->eye);
bs->eye[2] += bs->cur_ps.viewheight;
//get the area the bot is in
bs->areanum = BotPointAreaNum(bs->origin);
//the real AI
BotDeathmatchAI(bs, thinktime);
//set the weapon selection every AI frame
trap_EA_SelectWeapon(bs->client, bs->weaponnum);
//subtract the delta angles
for (j = 0; j < 3; j++) {
bs->viewangles[j] = AngleMod(bs->viewangles[j] - SHORT2ANGLE(bs->cur_ps.delta_angles[j]));
}
//everything was ok
return qtrue;
}
/*
==================
BotScheduleBotThink
==================
*/
void BotScheduleBotThink(void) {
int i, botnum;
botnum = 0;
for( i = 0; i < MAX_CLIENTS; i++ ) {
if( !botstates[i] || !botstates[i]->inuse ) {
continue;
}
//initialize the bot think residual time
botstates[i]->botthink_residual = bot_thinktime.integer * botnum / numbots;
botnum++;
}
}
/*
==============
BotAISetupClient
==============
*/
int BotAISetupClient(int client, struct bot_settings_s *settings) {
char filename[AI_MAX_PATH], name[AI_MAX_PATH], gender[AI_MAX_PATH];
bot_state_t *bs;
int errnum;
if (!botstates[client]) botstates[client] = G_Alloc(sizeof(bot_state_t));
bs = botstates[client];
if(!bs) return qfalse;
if (bs && bs->inuse) {
BotAI_Print(PRT_FATAL, "BotAISetupClient: client %d already setup\n", client);
return qfalse;
}
if (!trap_AAS_Initialized()) {
BotAI_Print(PRT_FATAL, "AAS not initialized\n");
return qfalse;
}
//load the bot character
bs->character = trap_BotLoadCharacter(settings->characterfile, settings->skill);
if (!bs->character) {
BotAI_Print(PRT_FATAL, "couldn't load skill %d from %s\n", settings->skill, settings->characterfile);
return qfalse;
}
//copy the settings
memcpy(&bs->settings, settings, sizeof(bot_settings_t));
//allocate a goal state
bs->gs = trap_BotAllocGoalState(client);
//load the item weights
trap_Characteristic_String(bs->character, CHARACTERISTIC_ITEMWEIGHTS, filename, AI_MAX_PATH);
errnum = trap_BotLoadItemWeights(bs->gs, filename);
if (errnum != BLERR_NOERROR) {
trap_BotFreeGoalState(bs->gs);
return qfalse;
}
//allocate a weapon state
bs->ws = trap_BotAllocWeaponState();
//load the weapon weights
trap_Characteristic_String(bs->character, CHARACTERISTIC_WEAPONWEIGHTS, filename, AI_MAX_PATH);
errnum = trap_BotLoadWeaponWeights(bs->ws, filename);
if (errnum != BLERR_NOERROR) {
trap_BotFreeGoalState(bs->gs);
trap_BotFreeWeaponState(bs->ws);
return qfalse;
}
//allocate a chat state
bs->cs = trap_BotAllocChatState();
//load the chat file
trap_Characteristic_String(bs->character, CHARACTERISTIC_CHAT_FILE, filename, AI_MAX_PATH);
trap_Characteristic_String(bs->character, CHARACTERISTIC_CHAT_NAME, name, AI_MAX_PATH);
errnum = trap_BotLoadChatFile(bs->cs, filename, name);
if (errnum != BLERR_NOERROR) {
trap_BotFreeChatState(bs->cs);
trap_BotFreeGoalState(bs->gs);
trap_BotFreeWeaponState(bs->ws);
return qfalse;
}
//get the gender characteristic
trap_Characteristic_String(bs->character, CHARACTERISTIC_GENDER, gender, AI_MAX_PATH);
//set the chat gender
if (*gender == 'f' || *gender == 'F') trap_BotSetChatGender(bs->cs, CHAT_GENDERFEMALE);
else if (*gender == 'm' || *gender == 'M') trap_BotSetChatGender(bs->cs, CHAT_GENDERMALE);
else trap_BotSetChatGender(bs->cs, CHAT_GENDERLESS);
bs->inuse = qtrue;
bs->client = client;
bs->entitynum = client;
bs->setupcount = 4;
bs->entergame_time = trap_AAS_Time();
bs->ms = trap_BotAllocMoveState();
bs->walker = 0;
numbots++;
if (trap_Cvar_VariableIntegerValue("bot_testichat")) {
trap_BotLibVarSet("bot_testichat", "1");
BotChatTest(bs);
}
//NOTE: reschedule the bot thinking
BotScheduleBotThink();
//if interbreeding start with a mutation
if (bot_interbreed) {
trap_BotMutateGoalFuzzyLogic(bs->gs, 1);
}
//bot has been setup succesfully
return qtrue;
}
/*
==============
BotAIShutdownClient
==============
*/
int BotAIShutdownClient(int client) {
bot_state_t *bs;
bs = botstates[client];
if (!bs || !bs->inuse) {
//BotAI_Print(PRT_ERROR, "BotAIShutdownClient: client %d already shutdown\n", client);
return qfalse;
}
if (BotChat_ExitGame(bs)) {
trap_BotEnterChat(bs->cs, bs->client, CHAT_ALL);
}
trap_BotFreeMoveState(bs->ms);
//free the goal state`
trap_BotFreeGoalState(bs->gs);
//free the chat file
trap_BotFreeChatState(bs->cs);
//free the weapon weights
trap_BotFreeWeaponState(bs->ws);
//free the bot character
trap_BotFreeCharacter(bs->character);
//
BotFreeWaypoints(bs->checkpoints);
BotFreeWaypoints(bs->patrolpoints);
//clear the bot state
memset(bs, 0, sizeof(bot_state_t));
//set the inuse flag to qfalse
bs->inuse = qfalse;
//there's one bot less
numbots--;
//everything went ok
return qtrue;
}
/*
==============
BotResetState
called when a bot enters the intermission or observer mode and
when the level is changed
==============
*/
void BotResetState(bot_state_t *bs) {
int client, entitynum, inuse;
int movestate, goalstate, chatstate, weaponstate;
bot_settings_t settings;
int character;
playerState_t ps; //current player state
float entergame_time;
//save some things that should not be reset here
memcpy(&settings, &bs->settings, sizeof(bot_settings_t));
memcpy(&ps, &bs->cur_ps, sizeof(playerState_t));
inuse = bs->inuse;
client = bs->client;
entitynum = bs->entitynum;
character = bs->character;
movestate = bs->ms;
goalstate = bs->gs;
chatstate = bs->cs;
weaponstate = bs->ws;
entergame_time = bs->entergame_time;
//free checkpoints and patrol points
BotFreeWaypoints(bs->checkpoints);
BotFreeWaypoints(bs->patrolpoints);
//reset the whole state
memset(bs, 0, sizeof(bot_state_t));
//copy back some state stuff that should not be reset
bs->ms = movestate;
bs->gs = goalstate;
bs->cs = chatstate;
bs->ws = weaponstate;
memcpy(&bs->cur_ps, &ps, sizeof(playerState_t));
memcpy(&bs->settings, &settings, sizeof(bot_settings_t));
bs->inuse = inuse;
bs->client = client;
bs->entitynum = entitynum;
bs->character = character;
bs->entergame_time = entergame_time;
//reset several states
if (bs->ms) trap_BotResetMoveState(bs->ms);
if (bs->gs) trap_BotResetGoalState(bs->gs);
if (bs->ws) trap_BotResetWeaponState(bs->ws);
if (bs->gs) trap_BotResetAvoidGoals(bs->gs);
if (bs->ms) trap_BotResetAvoidReach(bs->ms);
}
/*
==============
BotAILoadMap
==============
*/
int BotAILoadMap( int restart ) {
int i;
vmCvar_t mapname;
if (!restart) {
trap_Cvar_Register( &mapname, "mapname", "", CVAR_SERVERINFO | CVAR_ROM );
trap_BotLibLoadMap( mapname.string );
}
for (i = 0; i < MAX_CLIENTS; i++) {
if (botstates[i] && botstates[i]->inuse) {
BotResetState( botstates[i] );
botstates[i]->setupcount = 4;
}
}
BotSetupDeathmatchAI();
return qtrue;
}
/*
==================
BotAIStartFrame
==================
*/
int BotAIStartFrame(int time) {
int i;
gentity_t *ent;
bot_entitystate_t state;
int elapsed_time, thinktime;
static int local_time;
static int botlib_residual;
static int lastbotthink_time;
G_CheckBotSpawn();
trap_Cvar_Update(&bot_rocketjump);
trap_Cvar_Update(&bot_grapple);
trap_Cvar_Update(&bot_fastchat);
trap_Cvar_Update(&bot_nochat);
trap_Cvar_Update(&bot_testrchat);
trap_Cvar_Update(&bot_thinktime);
trap_Cvar_Update(&bot_memorydump);
trap_Cvar_Update(&bot_pause);
trap_Cvar_Update(&bot_report);
if (bot_report.integer) {
BotTeamplayReport();
trap_Cvar_Set("bot_report", "0");
}
if (bot_pause.integer) {
// execute bot user commands every frame
for( i = 0; i < MAX_CLIENTS; i++ ) {
if( !botstates[i] || !botstates[i]->inuse ) {
continue;
}
if( g_entities[i].client->pers.connected != CON_CONNECTED ) {
continue;
}
botstates[i]->lastucmd.forwardmove = 0;
botstates[i]->lastucmd.rightmove = 0;
botstates[i]->lastucmd.upmove = 0;
botstates[i]->lastucmd.buttons = 0;
botstates[i]->lastucmd.serverTime = time;
trap_BotUserCommand(botstates[i]->client, &botstates[i]->lastucmd);
}
return qtrue;
}
if (bot_memorydump.integer) {
trap_BotLibVarSet("memorydump", "1");
trap_Cvar_Set("bot_memorydump", "0");
}
//check if bot interbreeding is activated
BotInterbreeding();
//cap the bot think time
if (bot_thinktime.integer > 200) {
trap_Cvar_Set("bot_thinktime", "200");
}
//if the bot think time changed we should reschedule the bots
if (bot_thinktime.integer != lastbotthink_time) {
lastbotthink_time = bot_thinktime.integer;
BotScheduleBotThink();
}
elapsed_time = time - local_time;
local_time = time;
botlib_residual += elapsed_time;
if (elapsed_time > bot_thinktime.integer) thinktime = elapsed_time;
else thinktime = bot_thinktime.integer;
// update the bot library
if ( botlib_residual >= thinktime ) {
botlib_residual -= thinktime;
trap_BotLibStartFrame((float) time / 1000);
if (!trap_AAS_Initialized()) return qfalse;
//update entities in the botlib
for (i = 0; i < MAX_GENTITIES; i++) {
ent = &g_entities[i];
if (!ent->inuse) {
trap_BotLibUpdateEntity(i, NULL);
continue;
}
if (!ent->r.linked) {
trap_BotLibUpdateEntity(i, NULL);
continue;
}
if (ent->r.svFlags & SVF_NOCLIENT) {
trap_BotLibUpdateEntity(i, NULL);
continue;
}
// do not update missiles
if (ent->s.eType == ET_MISSILE) {
trap_BotLibUpdateEntity(i, NULL);
continue;
}
// do not update event only entities
if (ent->s.eType > ET_EVENTS) {
trap_BotLibUpdateEntity(i, NULL);
continue;
}
//
memset(&state, 0, sizeof(bot_entitystate_t));
//
VectorCopy(ent->r.currentOrigin, state.origin);
if (i < MAX_CLIENTS) {
VectorCopy(ent->s.apos.trBase, state.angles);
} else {
VectorCopy(ent->r.currentAngles, state.angles);
}
VectorCopy(ent->s.origin2, state.old_origin);
VectorCopy(ent->r.mins, state.mins);
VectorCopy(ent->r.maxs, state.maxs);
state.type = ent->s.eType;
state.flags = ent->s.eFlags;
if (ent->r.bmodel) state.solid = SOLID_BSP;
else state.solid = SOLID_BBOX;
state.groundent = ent->s.groundEntityNum;
state.modelindex = ent->s.modelindex;
state.modelindex2 = ent->s.modelindex2;
state.frame = ent->s.frame;
state.event = ent->s.event;
state.eventParm = ent->s.eventParm;
state.powerups = ent->s.powerups;
state.legsAnim = ent->s.legsAnim;
state.torsoAnim = ent->s.torsoAnim;
state.weapon = ent->s.weapon;
//
trap_BotLibUpdateEntity(i, &state);
}
BotAIRegularUpdate();
}
// execute scheduled bot AI
for( i = 0; i < MAX_CLIENTS; i++ ) {
if( !botstates[i] || !botstates[i]->inuse ) {
continue;
}
//
botstates[i]->botthink_residual += elapsed_time;
//
if ( botstates[i]->botthink_residual >= thinktime ) {
botstates[i]->botthink_residual -= thinktime;
if (!trap_AAS_Initialized()) return qfalse;
if (g_entities[i].client->pers.connected == CON_CONNECTED) {
BotAI(i, (float) thinktime / 1000);
}
}
}
// execute bot user commands every frame
for( i = 0; i < MAX_CLIENTS; i++ ) {
if( !botstates[i] || !botstates[i]->inuse ) {
continue;
}
if( g_entities[i].client->pers.connected != CON_CONNECTED ) {
continue;
}
BotUpdateInput(botstates[i], time, elapsed_time);
trap_BotUserCommand(botstates[i]->client, &botstates[i]->lastucmd);
}
return qtrue;
}
/*
==============
BotInitLibrary
==============
*/
int BotInitLibrary(void) {
int gt;
char buf[144];
//set the maxclients and maxentities library variables before calling BotSetupLibrary
trap_Cvar_VariableStringBuffer("sv_maxclients", buf, sizeof(buf));
if (!strlen(buf)) strcpy(buf, "8");
trap_BotLibVarSet("maxclients", buf);
Com_sprintf(buf, sizeof(buf), "%d", MAX_GENTITIES);
trap_BotLibVarSet("maxentities", buf);
//bsp checksum
trap_Cvar_VariableStringBuffer("sv_mapChecksum", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("sv_mapChecksum", buf);
//maximum number of aas links
trap_Cvar_VariableStringBuffer("max_aaslinks", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("max_aaslinks", buf);
//maximum number of items in a level
trap_Cvar_VariableStringBuffer("max_levelitems", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("max_levelitems", buf);
//game type
gt = trap_Cvar_VariableIntegerValue("g_gametype");
if( gt == GT_SINGLE_PLAYER ) {
gt = AIGT_SINGLE_PLAYER;
}
else if( gt >= GT_TEAM ) {
gt = AIGT_TEAM;
}
else {
gt = AIGT_OTHER;
}
trap_BotLibVarSet("ai_gametype", va("%i", gt));
//bot developer mode and log file
trap_Cvar_VariableStringBuffer("bot_developer", buf, sizeof(buf));
if (!strlen(buf)) strcpy(buf, "0");
trap_BotLibVarSet("bot_developer", buf);
trap_BotLibVarSet("log", buf);
//no chatting
trap_Cvar_VariableStringBuffer("bot_nochat", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("nochat", "0");
//visualize jump pads
trap_Cvar_VariableStringBuffer("bot_visualizejumppads", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("bot_visualizejumppads", buf);
//forced clustering calculations
trap_Cvar_VariableStringBuffer("bot_forceclustering", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("forceclustering", buf);
//forced reachability calculations
trap_Cvar_VariableStringBuffer("bot_forcereachability", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("forcereachability", buf);
//force writing of AAS to file
trap_Cvar_VariableStringBuffer("bot_forcewrite", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("forcewrite", buf);
//no AAS optimization
trap_Cvar_VariableStringBuffer("bot_aasoptimize", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("aasoptimize", buf);
//reload instead of cache bot character files
trap_Cvar_VariableStringBuffer("bot_reloadcharacters", buf, sizeof(buf));
if (!strlen(buf)) strcpy(buf, "0");
trap_BotLibVarSet("bot_reloadcharacters", buf);
//base directory
trap_Cvar_VariableStringBuffer("fs_basepath", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("basedir", buf);
//game directory
trap_Cvar_VariableStringBuffer("fs_game", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("gamedir", buf);
//cd directory
trap_Cvar_VariableStringBuffer("fs_cdpath", buf, sizeof(buf));
if (strlen(buf)) trap_BotLibVarSet("cddir", buf);
//setup the bot library
return trap_BotLibSetup();
}
/*
==============
BotAISetup
==============
*/
int BotAISetup( int restart ) {
int errnum;
#ifdef RANDOMIZE
srand((unsigned)time(NULL));
#endif //RANDOMIZE
bot_setupComplete = qtrue;
trap_Cvar_Register(&bot_thinktime, "bot_thinktime", "100", CVAR_CHEAT);
trap_Cvar_Register(&bot_memorydump, "bot_memorydump", "0", CVAR_CHEAT);
trap_Cvar_Register(&bot_pause, "bot_pause", "0", CVAR_CHEAT);
trap_Cvar_Register(&bot_report, "bot_report", "0", CVAR_CHEAT);
trap_Cvar_Register(&bot_testsolid, "bot_testsolid", "0", CVAR_CHEAT);
trap_Cvar_Register(&bot_interbreedchar, "bot_interbreedchar", "", 0);
trap_Cvar_Register(&bot_interbreedbots, "bot_interbreedbots", "10", 0);
trap_Cvar_Register(&bot_interbreedcycle, "bot_interbreedcycle", "20", 0);
trap_Cvar_Register(&bot_interbreedwrite, "bot_interbreedwrite", "", 0);
//if the game is restarted for a tournament
if (restart) {
return qtrue;
}
//initialize the bot states
memset( botstates, 0, sizeof(botstates) );
errnum = BotInitLibrary();
if (errnum != BLERR_NOERROR) return qfalse;
return qtrue;
}
/*
==============
BotAIShutdown
==============
*/
int BotAIShutdown( int restart ) {
int i;
//if the game is restarted for a tournament
if ( restart ) {
//shutdown all the bots in the botlib
for (i = 0; i < MAX_CLIENTS; i++) {
if (botstates[i] && botstates[i]->inuse) {
BotAIShutdownClient(botstates[i]->client);
}
}
//don't shutdown the bot library
}
else {
trap_BotLibShutdown();
}
return qtrue;
}