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bot_job_functions.cpp
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//
// FoXBot - AI Bot for Halflife's Team Fortress Classic
//
// (http://foxbot.net)
//
// bot_job_functions.cpp
//
// Copyright (C) 2003 - Tom "Redfox" Simpson
//
//
// This program 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.
//
// This program 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 at:
// http://www.gnu.org/copyleft/gpl.html
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
#include "extdll.h"
#include "bot.h"
#include <meta_api.h>
#include "cbase.h"
#include "tf_defs.h"
#include "list.h"
#include "bot_func.h"
#include "bot_job_think.h"
#include "bot_job_assessors.h"
#include "bot_job_functions.h"
#include "bot_weapons.h"
#include "waypoint.h"
#include "bot_navigate.h"
extern chatClass chat; // bot chat stuff
// team data /////////////////////////
extern int RoleStatus[];
extern int team_allies[4];
extern int max_team_players[4];
extern int team_class_limits[4];
extern int spawnAreaWP[4]; // used for tracking the areas where each team spawns
extern int max_teams;
extern bot_t bots[32];
extern bot_weapon_t weapon_defs[MAX_WEAPONS];
// bot settings //////////////////
extern int bot_allow_humour;
extern bool offensive_chatter;
extern bool defensive_chatter;
extern WAYPOINT waypoints[MAX_WAYPOINTS];
extern int num_waypoints; // number of waypoints currently in use
// area defs...
extern AREA areas[MAX_WAYPOINTS];
extern int num_areas;
// This function handles bot behaviour for the JOB_SEEK_WAYPOINT job.
// i.e. the bot can't find a waypoint to move towards, so try to move
// about until the bot can find one again.
int JobSeekWaypoint(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// never ignore enemies even though the bot is lost somewhere
if(pBot->enemy.ptr != NULL) {
BotSetFacing(pBot, pBot->enemy.ptr->v.origin);
BotNavigateWaypointless(pBot);
return JOB_UNDERWAY;
}
// if on a ladder generally climb upwards(think like a spider!)
if(pBot->pEdict->v.movetype == MOVETYPE_FLY) {
// randomly jump off occasionally
if(pBot->f_periodicAlert3 < pBot->f_think_time && random_long(1, 1000) < 101) {
pBot->pEdict->v.button = 0; // in case IN_FORWARD is active
pBot->pEdict->v.button |= IN_JUMP;
pBot->f_pause_time = pBot->f_think_time + 1.0; // so the jump will work
return JOB_UNDERWAY;
}
TraceResult tr;
UTIL_TraceLine(pBot->pEdict->v.origin, pBot->pEdict->v.origin + Vector(0, 0, 40.0), dont_ignore_monsters,
pBot->pEdict->v.pContainingEntity, &tr);
// if there is space above the bots head climb upwards
if(tr.flFraction >= 1.0) {
pBot->pEdict->v.idealpitch = 90;
BotChangePitch(pBot->pEdict, 99999);
}
}
// phase zero - try checking for a current waypoint first
if(job_ptr->phase == 0) {
BotFindCurrentWaypoint(pBot);
job_ptr->phase = 1;
return JOB_UNDERWAY;
}
// phase 1 - pick a direction for the bot to wander in
if(job_ptr->phase == 1) {
const Vector newAngle = Vector(0.0, random_float(-180.0, 180.0), 0.0);
UTIL_MakeVectors(newAngle);
const Vector v_forwards = pBot->pEdict->v.origin + (gpGlobals->v_forward * 1000.0);
// not the same direction the bot is facing already
if(!FInViewCone(v_forwards, pBot->pEdict)) {
job_ptr->origin = v_forwards;
job_ptr->phase = 2;
job_ptr->phase_timer = pBot->f_think_time + random_float(1.5, 4.0);
} else
pBot->f_move_speed = pBot->f_max_speed / 2; // slow down silver!
}
// phase 2 - wander in a straight line for a few seconds
if(job_ptr->phase == 2) {
BotSetFacing(pBot, job_ptr->origin);
BotNavigateWaypointless(pBot);
pBot->pEdict->v.button |= IN_FORWARD; // in case bot is on a ladder
if(pBot->pEdict->v.waterlevel == WL_HEAD_IN_WATER) {
// always swim up if injured to avoid drowning
if(PlayerHealthPercent(pBot->pEdict) < 100)
pBot->f_vertical_speed = pBot->f_max_speed;
else
pBot->f_vertical_speed = 0.0; // neutral, see what happens
}
// wandered long enough or gotten stuck?
if(job_ptr->phase_timer < pBot->f_think_time ||
(pBot->f_move_speed > 5.0 && pBot->pEdict->v.velocity.Length() < 0.1)) {
job_ptr->phase = 0;
return JOB_UNDERWAY;
}
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_GET_UNSTUCK job.
// i.e. the bot has unintentionally stopped moving so try moving in a random
// direction so that it may get unstuck.
int JobGetUnstuck(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// phase 0 - look for an open area to move towards
if(job_ptr->phase == 0) {
// if on a ladder jump off
if(pBot->pEdict->v.movetype == MOVETYPE_FLY) {
pBot->pEdict->v.button = 0; // in case IN_FORWARD is active
pBot->pEdict->v.button |= IN_JUMP;
pBot->f_pause_time = pBot->f_think_time + 1.0; // so the jump will work
job_ptr->phase = 0; // back to square one
}
// try a few random directions, looking for an open area
for(int i = 0; i < 8; i++) {
Vector newAngle = Vector(0.0, random_float(-180.0, 180.0), 0.0);
UTIL_MakeVectors(newAngle);
// do a trace 300 units ahead of the new view angle to check for sight barriers
const Vector v_forwards = pBot->pEdict->v.origin + (gpGlobals->v_forward * 300.0);
TraceResult tr;
UTIL_TraceLine(
pBot->pEdict->v.origin, v_forwards, dont_ignore_monsters, pBot->pEdict->v.pContainingEntity, &tr);
// if the new view angle is clear or a blockage is not too near
if(tr.flFraction >= 1.0 || !VectorsNearerThan(pBot->pEdict->v.origin, tr.vecEndPos, 80.0)) {
job_ptr->origin = tr.vecEndPos; // remember where to go
job_ptr->phase = 1;
job_ptr->phase_timer = pBot->f_think_time + random_float(1.0, 3.0);
// WaypointDrawBeam(INDEXENT(1), pBot->pEdict->v.origin,
// job_ptr->origin, 10, 2, 250, 250, 250, 200, 10);
return JOB_UNDERWAY;
}
}
return JOB_TERMINATED; // couldn't find a clear area nearby
}
// phase 1 - wander in a straight line for a second or two
if(job_ptr->phase == 1) {
BotSetFacing(pBot, job_ptr->origin);
pBot->f_move_speed = pBot->f_max_speed;
pBot->f_side_speed = 0.0;
pBot->f_pause_time = 0.0;
// in case bot connects with a ladder or movable crate
pBot->pEdict->v.button |= IN_FORWARD;
// jump occasionally, it might help(e.g. over hard to detect obstacles)
if(pBot->f_periodicAlert1 < pBot->f_think_time && random_long(1, 1000) < 334)
pBot->pEdict->v.button |= IN_JUMP;
// wandered long enough?
if(job_ptr->phase_timer < pBot->f_think_time || (pBot->pEdict->v.origin - job_ptr->origin).Length2D() < 20.0) {
BlacklistJob(pBot, JOB_GET_UNSTUCK, 1.0); // don't get caught in a loop
return JOB_TERMINATED;
}
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_ROAM job.
// i.e. the bot will roam the map randomly(looking for trouble!).
// This low priority job is meant as a fallback if the bot has no jobs in it's buffer.
// Because it is a failsafe job it should never fail to work properly.
int JobRoam(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// make sure the bot has a waypoint destination
if(job_ptr->waypoint == -1) {
// pick a random plain waypoint
job_ptr->waypoint = WaypointFindRandomGoal_R(pBot->pEdict->v.origin, FALSE, 8000.0, -1, 0);
if(job_ptr->waypoint == -1) {
// this really shouldn't happen(unless the map has no waypoints)
return JOB_TERMINATED;
}
}
// check if the bot has arrived at the waypoint
if(pBot->current_wp == job_ptr->waypoint &&
VectorsNearerThan(waypoints[job_ptr->waypoint].origin, pBot->pEdict->v.origin, 50.0)) {
// wait for a bit then move on
if(pBot->f_periodicAlert1 < pBot->f_think_time && random_long(1, 1000) < 400)
job_ptr->waypoint = -1;
else {
pBot->f_move_speed = 0.0;
pBot->f_side_speed = 0.0;
BotLookAbout(pBot); // keep the bots eyes open
}
} else {
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
// failure is not an option here, so force the selection of a new goal waypoint
job_ptr->waypoint = -1;
}
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_CHAT job.
// i.e. the bot has something personal/humourous to say.
int JobChat(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// make the bot pause whilst "typing"
pBot->f_move_speed = 0.0;
pBot->f_side_speed = 0.0;
// give the bot time to return to it's waypoint afterwards
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// phase zero - job initialisation
if(job_ptr->phase == 0) {
if(pBot->enemy.ptr == NULL) {
job_ptr->phase = 1;
// create a delay so the bot can "type"
job_ptr->phase_timer = pBot->f_think_time + random_float(2.0, 5.0);
}
}
// end phase - say the message
if(job_ptr->phase == 1 && job_ptr->phase_timer < pBot->f_think_time) {
// just in case!
job_ptr->message[MAX_CHAT_LENGTH - 1] = '\0';
UTIL_HostSay(pBot->pEdict, 0, job_ptr->message);
return JOB_TERMINATED; // job done
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_REPORT job.
// i.e. the bot has something important to say to it's team.
int JobReport(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// make the bot pause whilst "typing"
pBot->f_move_speed = 0.0;
pBot->f_side_speed = 0.0;
// give the bot time to return to it's waypoint afterwards
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// phase zero - initialisation
if(job_ptr->phase == 0) {
if(pBot->enemy.ptr == NULL) {
job_ptr->phase = 1;
// create a delay so the bot can "type"
job_ptr->phase_timer = pBot->f_think_time + random_float(2.0, 5.0);
}
}
// end phase - say the message
if(job_ptr->phase == 1 && job_ptr->phase_timer < pBot->f_think_time) {
// just in case!
job_ptr->message[MAX_CHAT_LENGTH - 1] = '\0';
UTIL_HostSay(pBot->pEdict, 1, job_ptr->message);
return JOB_TERMINATED; // job done
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_PICKUP_ITEM job.
// This will send a bot after a backpack, medikit, or armor that the bot has seen.
int JobPickUpItem(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
/* if(pBot->f_periodicAlert3 > pBot->f_think_time)
{
char msg[96] = "";
snprintf(msg, 96, "picking up %s", item_name);
UTIL_HostSay(pBot->pEdict, 0, msg); //DebugMessageOfDoom!
}*/
// stop the bot from taking large route variations during this job
pBot->f_side_route_time = pBot->f_think_time + 5.0;
pBot->sideRouteTolerance = 400; // very short route changes
// phase zero - go to the waypoint nearest the item
if(job_ptr->phase == 0) {
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
BlacklistJob(pBot, JOB_PICKUP_ITEM, random_float(5.0, 15.0));
return JOB_TERMINATED;
}
// if the bot has arrived at the waypoint nearest to the seen item
if(pBot->current_wp == job_ptr->waypoint &&
VectorsNearerThan(waypoints[pBot->current_wp].origin, pBot->pEdict->v.origin, 40.0)) {
// if you can see the item go pick it up, else dump the job
if(BotCanSeeOrigin(pBot, job_ptr->object->v.origin)) {
job_ptr->phase = 1;
job_ptr->phase_timer = pBot->f_think_time + 8.0;
} else
return JOB_TERMINATED;
}
}
// phase 1 - try to pick the item up
if(job_ptr->phase == 1) {
// took too long reaching it from the nearest waypoint?
if(job_ptr->phase_timer < pBot->f_think_time) {
BlacklistJob(pBot, JOB_PICKUP_FLAG, random_float(1.0, 4.0));
return JOB_TERMINATED;
}
// make sure the item is visible
if(!BotCanSeeOrigin(pBot, job_ptr->object->v.origin))
return JOB_TERMINATED;
BotSetFacing(pBot, job_ptr->object->v.origin);
BotNavigateWaypointless(pBot);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// if the bot is right on the item (treat the Z axis seperately for best accuracy)
if(pBot->pEdict->v.origin.z > (job_ptr->object->v.origin.z - 37.0) &&
pBot->pEdict->v.origin.z < (job_ptr->object->v.origin.z + 40.0)) {
if((job_ptr->object->v.origin - pBot->pEdict->v.origin).Length2D() < 25.0) {
// blacklist the job very briefly in case the item can't be picked up
// don't want the bot obssessing about it constantly
BlacklistJob(pBot, JOB_PICKUP_ITEM, 1.0);
return JOB_TERMINATED; // success
}
}
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_PICKUP_FLAG job.
// i.e. navigate to waypoint nearest to a previously seen flag and then
// try to pick it up.
int JobPickUpFlag(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// phase zero - go to the waypoint nearest the flag
if(job_ptr->phase == 0) {
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
BlacklistJob(pBot, JOB_PICKUP_FLAG, random_float(5.0, 10.0));
return JOB_TERMINATED;
}
// if the bot has arrived at the waypoint nearest to the seen flag
if(pBot->current_wp == job_ptr->waypoint &&
VectorsNearerThan(waypoints[pBot->current_wp].origin, pBot->pEdict->v.origin, 40.0)) {
job_ptr->phase = 1;
job_ptr->phase_timer = pBot->f_think_time + 8.0;
}
}
// phase 1 - try to pick the flag up
if(job_ptr->phase == 1) {
// took too long reaching it from the nearest waypoint?
if(job_ptr->phase_timer < pBot->f_think_time) {
BlacklistJob(pBot, JOB_PICKUP_FLAG, random_float(3.0, 10.0));
return JOB_TERMINATED;
}
// make sure the flag is visible
if(!BotCanSeeOrigin(pBot, job_ptr->object->v.origin))
return JOB_TERMINATED;
BotSetFacing(pBot, job_ptr->object->v.origin);
BotNavigateWaypointless(pBot);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// if the bot is right on the flag (treat the Z axis seperately for best accuracy)
if(pBot->pEdict->v.origin.z > (job_ptr->object->v.origin.z - 37.0) &&
pBot->pEdict->v.origin.z < (job_ptr->object->v.origin.z + 60.0)) {
if((job_ptr->object->v.origin - pBot->pEdict->v.origin).Length2D() < 25.0)
job_ptr->phase = 2;
}
return JOB_UNDERWAY;
}
// phase 2 - can't pick it up, so defend and report the dropped flags location
if(job_ptr->phase == 2) {
// set up a job for defending the dropped flag
job_struct* newJob = InitialiseNewJob(pBot, JOB_DEFEND_FLAG);
if(newJob != NULL) {
newJob->object = job_ptr->object;
newJob->origin = job_ptr->object->v.origin; // remember where it was seen
SubmitNewJob(pBot, JOB_DEFEND_FLAG, newJob);
}
// used to stop bots on each team over-reporting enemy dropped flags
static float f_flagReportTimeOut[4] = { 0.0, 0.0, 0.0, 0.0 };
// set up a job for reporting the dropped flag's location
if(offensive_chatter && (f_flagReportTimeOut[pBot->current_team] < pBot->f_think_time ||
f_flagReportTimeOut[pBot->current_team] > (pBot->f_think_time + 60.2))) {
// reset the timeout
f_flagReportTimeOut[pBot->current_team] = pBot->f_think_time + random_float(40.0, 60.0);
// UTIL_HostSay(pBot->pEdict, 0, "Found dropped flag"); //DebugMessageOfDoom!
newJob = InitialiseNewJob(pBot, JOB_REPORT);
if(newJob != NULL) {
const int area = AreaInsideClosest(pBot->pEdict);
if(area != -1) {
switch(pBot->current_team) {
case 0:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Enemy has dropped flag %s", areas[area].namea);
break;
case 1:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Enemy has dropped flag %s", areas[area].nameb);
break;
case 2:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Enemy has dropped flag %s", areas[area].namec);
break;
case 3:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Enemy has dropped flag %s", areas[area].named);
break;
default:
break;
}
SubmitNewJob(pBot, JOB_REPORT, newJob);
}
}
}
BlacklistJob(pBot, JOB_PICKUP_FLAG, 6.0);
return JOB_TERMINATED; // job done
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_PUSH_BUTTON job.
int JobPushButton(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// remember the center of the button
const Vector v_button = VecBModelOrigin(job_ptr->object);
// debugging stuff
// WaypointDrawBeam(INDEXENT(1), pBot->pEdict->v.origin + pBot->pEdict->v.view_ofs,
// v_button, 10, 2, 250, 250, 250, 200, 10);
// phase zero - figure out which button type it is and how to deal with it
if(job_ptr->phase == 0) {
// does the button activate only when something(e.g. a player) bumps into it?
if(job_ptr->object->v.spawnflags & SFLAG_PROXIMITY_BUTTON)
job_ptr->phase = 2;
else
job_ptr->phase = 1; // no, it's just a standard button that you use to activate
job_ptr->phase_timer = pBot->f_think_time + 8.0;
}
// phase 1 - deal with normal use-to-activate buttons here
if(job_ptr->phase == 1) {
// taken too long getting to the button?
if(job_ptr->phase_timer < pBot->f_think_time) {
BlacklistJob(pBot, JOB_PUSH_BUTTON, 3.0);
return JOB_TERMINATED;
}
BotSetFacing(pBot, v_button);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// approach if not near enough to the button
if(!VectorsNearerThan(pBot->pEdict->v.origin, v_button, 50.0)) {
BotNavigateWaypointless(pBot);
} else {
pBot->f_pause_time = pBot->f_think_time + 0.2;
const Vector vecStart = pBot->pEdict->v.origin + pBot->pEdict->v.view_ofs;
if(BotInFieldOfView(pBot, v_button - vecStart) < 15) {
pBot->pEdict->v.button = IN_USE;
pBot->f_use_button_time = pBot->f_think_time;
pBot->current_wp = WaypointFindNearest_E(pBot->pEdict, REACHABLE_RANGE, pBot->current_team);
return JOB_TERMINATED; // success
}
}
}
// phase 2 - get fairly close to what must be a proximity button
if(job_ptr->phase == 2) {
// taken too long getting to the button?
if(job_ptr->phase_timer < pBot->f_think_time) {
BlacklistJob(pBot, JOB_PUSH_BUTTON, 3.0);
return JOB_TERMINATED;
}
BotSetFacing(pBot, v_button);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
// approach if not near enough to the button
if(!VectorsNearerThan(pBot->pEdict->v.origin, v_button, 60.0))
BotNavigateWaypointless(pBot);
else {
job_ptr->phase = 3;
job_ptr->phase_timer = pBot->f_think_time + random_float(0.3, 0.6);
}
}
// phase 3 - keep walking into the proximity button for a fraction of a second
// to make sure the bot has pushed up against it
if(job_ptr->phase == 3) {
BotSetFacing(pBot, v_button);
BotNavigateWaypointless(pBot);
// walked into the button long enough?
if(job_ptr->phase_timer < pBot->f_think_time) {
pBot->f_use_button_time = pBot->f_think_time; // assume it got activated
pBot->current_wp = WaypointFindNearest_E(pBot->pEdict, REACHABLE_RANGE, pBot->current_team);
return JOB_TERMINATED; // success
}
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_USE_TELEPORT job.
// i.e. go to a waypoint near the teleport, hop onboard and use the teleport.
// If it doesn't work, forget about it.
int JobUseTeleport(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// phase zero - go to the waypoint near the Teleporter
if(job_ptr->phase == 0) {
if(pBot->current_wp == job_ptr->waypoint &&
VectorsNearerThan(waypoints[pBot->current_wp].origin, pBot->pEdict->v.origin, 30.0)) {
job_ptr->phase = 1;
job_ptr->phase_timer = pBot->f_think_time + 6.0;
} else {
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
BlacklistJob(pBot, JOB_USE_TELEPORT, random_float(5.0, 20.0));
return JOB_TERMINATED;
}
}
}
// phase 1 - go stand on the Teleporter
if(job_ptr->phase == 1) {
// figure out the Teleporters center for maximum accuracy
const Vector TeleportCenter = job_ptr->object->v.absmin + job_ptr->object->v.size / 2;
// is there some reason to abort?
// e.g. took too long, teleport is occupied, or bot is fighting
if(pBot->enemy.ptr != NULL || job_ptr->phase_timer < pBot->f_think_time ||
BotAllyAtVector(pBot, TeleportCenter, 70.0, FALSE) != NULL) {
BlacklistJob(pBot, JOB_USE_TELEPORT, 6.0);
return JOB_TERMINATED;
}
BotSetFacing(pBot, TeleportCenter);
BotNavigateWaypointless(pBot);
const float distance2D = (TeleportCenter - pBot->pEdict->v.origin).Length2D();
// slow down on approach
if(distance2D < 100.0)
pBot->f_move_speed = pBot->f_max_speed / 3;
// is the bot standing on it? (treat the Z axis seperately for best accuracy)
if(pBot->pEdict->v.origin.z > (TeleportCenter.z - 10.0) &&
pBot->pEdict->v.origin.z < (TeleportCenter.z + 90.0) && distance2D < 20.0) {
// UTIL_BotLogPrintf("%s, waiting at %d, distance %f(2D %f), speed %f, time %f\n",
// pBot->name,
// job_ptr->waypoint,
// (pBot->pEdict->v.origin - job_ptr->object->v.origin).Length(),
// (pBot->pEdict->v.origin - TeleportCenter).Length2D(),
// (pBot->pEdict->v.velocity).Length(),
// pBot->f_think_time);
job_ptr->phase = 2;
job_ptr->phase_timer = pBot->f_think_time + random_float(1.8, 3.5);
return JOB_UNDERWAY;
}
}
// phase 2 - wait a few seconds, if nothing happens blacklist the job
// for a short time because the teleporter is not working
if(job_ptr->phase == 2) {
/* if(pBot->f_periodicAlert1 < pBot->f_think_time)
UTIL_BotLogPrintf("%s, waiting at %d, distance %f\n",
pBot->name, job_ptr->waypoint,
(pBot->pEdict->v.origin - job_ptr->object->v.origin).Length());*/
pBot->f_move_speed = 0.0;
pBot->f_side_speed = 0.0;
pBot->f_vertical_speed = 0.0;
pBot->f_pause_time = pBot->f_think_time + 0.3;
BotLookAbout(pBot);
// has the Teleporter worked?
if(!VectorsNearerThan(pBot->pEdict->v.origin, job_ptr->object->v.origin, 500.0)) {
// UTIL_BotLogPrintf("%s, beamed over via %d, distance %f, time %f\n",
// pBot->name, job_ptr->waypoint,
// (pBot->pEdict->v.origin - job_ptr->object->v.origin).Length(),
// pBot->f_think_time);
job_ptr->phase = 3;
return JOB_UNDERWAY;
}
// is the teleporter non-functional? if so forget about it for a while
if(job_ptr->phase_timer < pBot->f_think_time) {
// recall the memory index of the entrance the bot just tested so the bot
// can then remember it as being non-functional
const int teleIndex = BotRecallTeleportEntranceIndex(pBot, job_ptr->object);
if(teleIndex != -1)
BotForgetTeleportPair(pBot, teleIndex);
// UTIL_BotLogPrintf("%s, teleporter at %d is idle, time %f\n",
// pBot->name, job_ptr->waypoint, pBot->f_think_time);
BlacklistJob(pBot, JOB_USE_TELEPORT, random_float(25.0, 40.0));
return JOB_TERMINATED;
}
// no jumping around foo
if(pBot->pEdict->v.button & IN_JUMP)
pBot->pEdict->v.button &= ~IN_JUMP;
}
// phase 3 - find and remember the exit(beneath the bot)
if(job_ptr->phase == 3) {
// recall the index of the entrance the bot just used
int teleIndex = BotRecallTeleportEntranceIndex(pBot, job_ptr->object);
if(teleIndex == -1) {
teleIndex = BotGetFreeTeleportIndex(pBot);
// hopefully this shouldn't happen, but just in case
if(teleIndex == -1) {
// UTIL_BotLogPrintf("%s, doh! -1\n", pBot->name);
return JOB_TERMINATED;
}
}
// find the exit(hopefully!)
const edict_t* teleExit = BotEntityAtPoint("building_teleporter", pBot->pEdict->v.origin, 90.0);
// look for a waypoint near the exit
if(teleExit != NULL) {
pBot->current_wp = WaypointFindNearest_E(pBot->pEdict, REACHABLE_RANGE, pBot->current_team);
// welcome space cadet!
if(pBot->current_wp != -1) {
// UTIL_BotLogPrintf("%s, teleported to %d\n", pBot->name, pBot->current_wp);
pBot->telePair[teleIndex].entrance = job_ptr->object;
pBot->telePair[teleIndex].entranceWP = job_ptr->waypoint;
pBot->telePair[teleIndex].exitWP = pBot->current_wp;
} else
BotForgetTeleportPair(pBot, teleIndex);
}
return JOB_TERMINATED; // regardless of success or failure
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_MAINTAIN_OBJECT job.
// Navigate to a known damaged sentry/dispensor or un-upgraded sentry and give it
// a few whacks with a wrench.
int JobMaintainObject(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// phase zero - set a destination waypoint near the object
if(job_ptr->phase == 0) {
job_ptr->waypoint = WaypointFindNearest_E(job_ptr->object, 500.0, pBot->current_team);
job_ptr->phase = 1;
return JOB_UNDERWAY;
}
// phase 1 - go to the destination waypoint near the object
if(job_ptr->phase == 1) {
// check if the bot has stumbled into the object before it's reached the waypoint
if(VectorsNearerThan(pBot->pEdict->v.origin, job_ptr->object->v.origin, 85.0) &&
BotCanSeeOrigin(pBot, job_ptr->object->v.origin)) {
job_ptr->phase = 2;
return JOB_UNDERWAY;
}
if(pBot->current_wp == job_ptr->waypoint &&
VectorsNearerThan(waypoints[pBot->current_wp].origin, pBot->pEdict->v.origin, 40.0))
job_ptr->phase = 2;
else {
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
BlacklistJob(pBot, JOB_MAINTAIN_OBJECT, random_float(5.0, 15.0));
return JOB_TERMINATED;
}
}
return JOB_UNDERWAY;
}
// phase 2 - check if the object still needs maintenance
if(job_ptr->phase == 2) {
char className[24];
strncpy(className, STRING(job_ptr->object->v.classname), 24);
className[23] = '\0';
if(strcmp("building_sentrygun", className) == 0) {
bool maintenanceNeeded = FALSE;
if(job_ptr->object->v.health < 100)
maintenanceNeeded = TRUE;
else if(job_ptr->object == pBot->sentry_edict && pBot->sentry_ammo < 100)
maintenanceNeeded = TRUE;
else { // sentry needs upgrading?
char modelName[24];
strncpy(modelName, STRING(job_ptr->object->v.model), 24);
modelName[23] = '\0';
if(strcmp(modelName, "models/sentry3.mdl") != 0)
maintenanceNeeded = TRUE;
}
if(maintenanceNeeded == FALSE)
return JOB_TERMINATED; // maintenance is uneeded
} else if(strcmp("building_dispenser", className) == 0) {
if(job_ptr->object->v.health > 99)
return JOB_TERMINATED; // maintenance is uneeded
}
job_ptr->phase = 3;
job_ptr->phase_timer = pBot->f_think_time + 6.0;
return JOB_UNDERWAY;
}
// phase 3 - get close to the object
if(job_ptr->phase == 3) {
// having problems getting to the object?
if(job_ptr->phase_timer < pBot->f_think_time || !BotCanSeeOrigin(pBot, job_ptr->object->v.origin)) {
BlacklistJob(pBot, JOB_MAINTAIN_OBJECT, random_float(12.0, 24.0));
return JOB_TERMINATED;
} else {
BotSetFacing(pBot, job_ptr->object->v.origin);
BotNavigateWaypointless(pBot);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
if(pBot->enemy.ptr == NULL && pBot->current_weapon.iId != TF_WEAPON_SPANNER)
UTIL_SelectItem(pBot->pEdict, "tf_weapon_spanner");
if(VectorsNearerThan(pBot->pEdict->v.origin, job_ptr->object->v.origin, 60.0)) {
job_ptr->phase = 4;
job_ptr->phase_timer = pBot->f_think_time + random_float(2.0, 3.0);
}
}
}
// final phase - keep whacking the object for a few seconds
if(job_ptr->phase == 4) {
// abort if the object can't be seen
if(!BotCanSeeOrigin(pBot, job_ptr->object->v.origin))
return JOB_TERMINATED;
if(job_ptr->phase_timer < pBot->f_think_time)
return JOB_TERMINATED; // enough time spent here - job done
BotSetFacing(pBot, job_ptr->object->v.origin);
BotNavigateWaypointless(pBot);
pBot->f_current_wp_deadline = pBot->f_think_time + BOT_WP_DEADLINE;
if(pBot->current_weapon.iId != TF_WEAPON_SPANNER)
UTIL_SelectItem(pBot->pEdict, "tf_weapon_spanner");
else
pBot->pEdict->v.button |= IN_ATTACK; // have at thee ya varlet!
}
return JOB_UNDERWAY;
}
// This function handles bot behaviour for the JOB_BUILD_SENTRY job.
// i.e. go to a sentry waypoint and build a sentry there.
int JobBuildSentry(bot_t* pBot)
{
job_struct* job_ptr = &pBot->job[pBot->currentJob];
// phase 0, getting into position
if(job_ptr->phase == 0) {
if(pBot->current_wp == job_ptr->waypoint) {
if(!VectorsNearerThan(pBot->pEdict->v.origin, waypoints[job_ptr->waypoint].origin, 20.0)) {
// abort the job if there's a sentry gun here already
if(BotEntityAtPoint("building_sentrygun", waypoints[pBot->current_wp].origin, 300)) {
// UTIL_HostSay(pBot->pEdict, 0, "sentry gun here already"); //DebugMessageOfDoom!
BlacklistJob(pBot, JOB_BUILD_SENTRY, random_float(30.0, 60.0));
return JOB_TERMINATED;
}
} else // the bot has arrived at the waypoint
{
pBot->f_move_speed = 0.0;
pBot->f_side_speed = 0.0;
// make sure the bot is facing the right way before continuing
const int aim_index = WaypointFindNearestAiming(waypoints[job_ptr->waypoint].origin);
if(aim_index != -1) {
// WaypointDrawBeam(INDEXENT(1), waypoints[job_ptr->waypoint].origin + Vector(0, 0, 60),
// waypoints[aim_index].origin, 10, 2, 250, 250, 250, 200, 10);
BotSetFacing(pBot, waypoints[aim_index].origin);
Vector v_aim = waypoints[aim_index].origin - pBot->pEdict->v.origin;
if(BotInFieldOfView(pBot, v_aim) == 0) {
job_ptr->phase = 1;
job_ptr->phase_timer = pBot->f_think_time + 0.5;
FakeClientCommand(pBot->pEdict, "build", "2", NULL);
}
return JOB_UNDERWAY;
} else // no waypoint aim indicator found
{
BlacklistJob(pBot, JOB_BUILD_SENTRY, random_float(20.0, 30.0));
return JOB_TERMINATED;
}
}
}
pBot->goto_wp = job_ptr->waypoint;
if(!BotNavigateWaypoints(pBot, FALSE)) {
BlacklistJob(pBot, JOB_BUILD_SENTRY, random_float(10.0, 20.0));
return JOB_TERMINATED;
}
}
// phase 1 - walk backwards for a second whilst trying to start the build
if(job_ptr->phase == 1) {
if(pBot->f_periodicAlertFifth < pBot->f_think_time)
FakeClientCommand(pBot->pEdict, "build", "2", NULL);
pBot->f_move_speed = -(pBot->f_max_speed / 2);
// find the sentry gun being built(if it is) and remember it's location
edict_t* pent = NULL;
while((pent = FIND_ENTITY_BY_CLASSNAME(pent, "building_sentrygun_base")) != NULL && !FNullEnt(pent)) {
// UTIL_BotLogPrintf("%s: sentry gun base distance %f\n",
// pBot->name, (pBot->pEdict->v.origin - pent->v.origin).Length());
// check that this sentry gun is near to where the bot was
// when it started building
if(!(pent->v.flags & FL_KILLME) && VectorsNearerThan(pBot->pEdict->v.origin, pent->v.origin, 85.0)) {
job_ptr->origin = pent->v.origin;
pBot->f_move_speed = 0.0;
job_ptr->phase = 2;
job_ptr->phase_timer = pBot->f_think_time + 7.0;
return JOB_UNDERWAY;
}
}
// waited too long and nothing happened?
if(job_ptr->phase_timer < pBot->f_think_time) {
// don't repeat the job for a while
BlacklistJob(pBot, JOB_BUILD_SENTRY, random_float(20.0, 40.0));
// in case bot didn't know it already had a sentry(rare but possible)
FakeClientCommand(pBot->pEdict, "detsentry", NULL, NULL);
return JOB_TERMINATED;
}
}
// phase 2 - keep an eye out for the sentry gun once it's built
if(job_ptr->phase == 2) {
if(job_ptr->phase_timer < pBot->f_think_time) {
// find and remember the sentry gun the bot just built
bool success = FALSE;
edict_t* pent = NULL;
while((pent = FIND_ENTITY_BY_CLASSNAME(pent, "building_sentrygun")) != NULL && !FNullEnt(pent)) {
// UTIL_BotLogPrintf("%s: sentry gun distance %f\n",
// pBot->name, (job_ptr->origin - pent->v.origin).Length());
// check that this sentry gun is near to where the bot was
// when it started building
if(VectorsNearerThan(job_ptr->origin, pent->v.origin, 50.0)) {
// UTIL_HostSay(pBot->pEdict, 0, "sentry gun built"); //DebugMessageOfDoom!
success = TRUE;
pBot->has_sentry = TRUE;
pBot->sentry_edict = pent;
pBot->sentryWaypoint = job_ptr->waypoint;
// rotate the sentry if necessary
if(waypoints[job_ptr->waypoint].flags & W_FL_TFC_SENTRY_180) {
// UTIL_HostSay(pBot->pEdict, 0, "rotating SG"); //DebugMessageOfDoom!
FakeClientCommand(pBot->pEdict, "rotatesentry180", NULL, NULL);
pBot->SGRotated = TRUE;
}
job_ptr->phase = 3;
return JOB_UNDERWAY;
}
}
// abort if the bot has been waiting for the sentry gun and it isn't there
if(success == FALSE) { // don't repeat the job for a while
BlacklistJob(pBot, JOB_BUILD_SENTRY, random_float(20.0, 40.0));
return JOB_TERMINATED;
}
}
}
// final phase - report the sentry guns location
if(job_ptr->phase == 3) {
if(defensive_chatter) {
const int bot_area = AreaInsideClosest(pBot->pEdict);
if(bot_area != -1) {
job_struct* newJob = InitialiseNewJob(pBot, JOB_REPORT);
if(newJob != NULL) {
switch(pBot->current_team) {
case 0:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Sentry gun built: %s", areas[bot_area].namea);
break;
case 1:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Sentry gun built: %s", areas[bot_area].nameb);
break;
case 2:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Sentry gun built: %s", areas[bot_area].namec);
break;
case 3:
snprintf(newJob->message, MAX_CHAT_LENGTH, "Sentry gun built: %s", areas[bot_area].named);