2019-09-19 22:42:45 +00:00
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
/*
|
|
|
|
Copyright (C) 2010-2019 EDuke32 developers and contributors
|
|
|
|
Copyright (C) 2019 Nuke.YKT
|
|
|
|
|
|
|
|
This file is part of NBlood.
|
|
|
|
|
|
|
|
NBlood is free software; you can redistribute it and/or
|
|
|
|
modify it under the terms of the GNU General Public License version 2
|
|
|
|
as published by the Free Software Foundation.
|
|
|
|
|
|
|
|
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.
|
|
|
|
|
|
|
|
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
*/
|
|
|
|
//-------------------------------------------------------------------------
|
2019-09-21 18:59:54 +00:00
|
|
|
|
|
|
|
#include "ns.h" // Must come before everything else!
|
|
|
|
|
2019-09-19 22:42:45 +00:00
|
|
|
#include "compat.h"
|
|
|
|
#include "build.h"
|
|
|
|
|
|
|
|
#include "blood.h"
|
|
|
|
|
2019-09-22 06:39:22 +00:00
|
|
|
BEGIN_BLD_NS
|
|
|
|
|
2020-11-06 21:48:22 +00:00
|
|
|
static void ratThinkSearch(DBloodActor *);
|
|
|
|
static void ratThinkGoto(DBloodActor *);
|
|
|
|
static void ratThinkChase(DBloodActor *);
|
2019-09-19 22:42:45 +00:00
|
|
|
|
|
|
|
AISTATE ratIdle = { kAiStateIdle, 0, -1, 0, NULL, NULL, aiThinkTarget, NULL };
|
2020-10-11 09:56:27 +00:00
|
|
|
AISTATE ratSearch = { kAiStateSearch, 7, -1, 1800, NULL, aiMoveForward, ratThinkSearch, &ratIdle };
|
|
|
|
AISTATE ratChase = { kAiStateChase, 7, -1, 0, NULL, aiMoveForward, ratThinkChase, NULL };
|
2019-09-19 22:42:45 +00:00
|
|
|
AISTATE ratDodge = { kAiStateMove, 7, -1, 0, NULL, NULL, NULL, &ratChase };
|
|
|
|
AISTATE ratRecoil = { kAiStateRecoil, 7, -1, 0, NULL, NULL, NULL, &ratDodge };
|
2020-10-11 09:56:27 +00:00
|
|
|
AISTATE ratGoto = { kAiStateMove, 7, -1, 600, NULL, aiMoveForward, ratThinkGoto, &ratIdle };
|
|
|
|
AISTATE ratBite = { kAiStateChase, 6, nRatBiteClient, 120, NULL, NULL, NULL, &ratChase };
|
2019-09-19 22:42:45 +00:00
|
|
|
|
2020-11-07 14:16:12 +00:00
|
|
|
void ratBiteSeqCallback(int, DBloodActor* actor)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-07 14:16:12 +00:00
|
|
|
XSPRITE* pXSprite = &actor->x();
|
|
|
|
spritetype* pSprite = &actor->s();
|
2020-09-01 13:00:35 +00:00
|
|
|
int dx = CosScale16(pSprite->ang);
|
|
|
|
int dy = SinScale16(pSprite->ang);
|
2020-10-11 10:38:17 +00:00
|
|
|
assert(pSprite->type >= kDudeBase && pSprite->type < kDudeMax);
|
2021-05-05 08:12:31 +00:00
|
|
|
if (!actor->ValidateTarget(__FUNCTION__)) return;
|
2021-05-05 08:22:26 +00:00
|
|
|
spritetype *pTarget = &actor->GetTarget()->s();
|
2019-09-19 22:42:45 +00:00
|
|
|
if (IsPlayerSprite(pTarget))
|
2021-08-30 18:28:24 +00:00
|
|
|
actFireVector(actor, 0, 0, dx, dy, pTarget->z-pSprite->z, kVectorRatBite);
|
2019-09-19 22:42:45 +00:00
|
|
|
}
|
|
|
|
|
2020-11-06 21:48:22 +00:00
|
|
|
static void ratThinkSearch(DBloodActor* actor)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-06 21:48:22 +00:00
|
|
|
auto pXSprite = &actor->x();
|
|
|
|
auto pSprite = &actor->s();
|
2021-09-15 22:17:37 +00:00
|
|
|
aiChooseDirection(actor,pXSprite->goalAng);
|
2020-11-06 21:48:22 +00:00
|
|
|
aiThinkTarget(actor);
|
2019-09-19 22:42:45 +00:00
|
|
|
}
|
|
|
|
|
2020-11-06 21:48:22 +00:00
|
|
|
static void ratThinkGoto(DBloodActor* actor)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-06 21:48:22 +00:00
|
|
|
auto pXSprite = &actor->x();
|
|
|
|
auto pSprite = &actor->s();
|
2020-10-11 10:38:17 +00:00
|
|
|
assert(pSprite->type >= kDudeBase && pSprite->type < kDudeMax);
|
2020-02-05 21:17:05 +00:00
|
|
|
DUDEINFO *pDudeInfo = getDudeInfo(pSprite->type);
|
2019-09-19 22:42:45 +00:00
|
|
|
int dx = pXSprite->targetX-pSprite->x;
|
|
|
|
int dy = pXSprite->targetY-pSprite->y;
|
|
|
|
int nAngle = getangle(dx, dy);
|
|
|
|
int nDist = approxDist(dx, dy);
|
2021-09-15 22:17:37 +00:00
|
|
|
aiChooseDirection(actor,nAngle);
|
2021-01-04 12:02:00 +00:00
|
|
|
if (nDist < 512 && abs(pSprite->ang - nAngle) < pDudeInfo->periphery)
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratSearch);
|
2020-11-06 21:48:22 +00:00
|
|
|
aiThinkTarget(actor);
|
2019-09-19 22:42:45 +00:00
|
|
|
}
|
|
|
|
|
2020-11-06 21:48:22 +00:00
|
|
|
static void ratThinkChase(DBloodActor* actor)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-06 21:48:22 +00:00
|
|
|
auto pXSprite = &actor->x();
|
|
|
|
auto pSprite = &actor->s();
|
2021-05-05 07:47:08 +00:00
|
|
|
if (actor->GetTarget() == nullptr)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratGoto);
|
2019-09-19 22:42:45 +00:00
|
|
|
return;
|
|
|
|
}
|
2020-10-11 10:38:17 +00:00
|
|
|
assert(pSprite->type >= kDudeBase && pSprite->type < kDudeMax);
|
2020-02-05 21:17:05 +00:00
|
|
|
DUDEINFO *pDudeInfo = getDudeInfo(pSprite->type);
|
2021-05-05 08:22:26 +00:00
|
|
|
spritetype *pTarget = &actor->GetTarget()->s();
|
|
|
|
XSPRITE* pXTarget = &actor->GetTarget()->x();
|
2019-09-19 22:42:45 +00:00
|
|
|
int dx = pTarget->x-pSprite->x;
|
|
|
|
int dy = pTarget->y-pSprite->y;
|
2021-09-15 22:17:37 +00:00
|
|
|
aiChooseDirection(actor,getangle(dx, dy));
|
2019-09-19 22:42:45 +00:00
|
|
|
if (pXTarget->health == 0)
|
|
|
|
{
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratSearch);
|
2019-09-19 22:42:45 +00:00
|
|
|
return;
|
|
|
|
}
|
2019-10-19 19:11:39 +00:00
|
|
|
if (IsPlayerSprite(pTarget) && powerupCheck(&gPlayer[pTarget->type-kDudePlayer1], kPwUpShadowCloak) > 0)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratSearch);
|
2019-09-19 22:42:45 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
int nDist = approxDist(dx, dy);
|
|
|
|
if (nDist <= pDudeInfo->seeDist)
|
|
|
|
{
|
|
|
|
int nDeltaAngle = ((getangle(dx,dy)+1024-pSprite->ang)&2047)-1024;
|
|
|
|
int height = (pDudeInfo->eyeHeight*pSprite->yrepeat)<<2;
|
|
|
|
if (cansee(pTarget->x, pTarget->y, pTarget->z, pTarget->sectnum, pSprite->x, pSprite->y, pSprite->z - height, pSprite->sectnum))
|
|
|
|
{
|
2021-01-04 12:02:00 +00:00
|
|
|
if (nDist < pDudeInfo->seeDist && abs(nDeltaAngle) <= pDudeInfo->periphery)
|
2019-09-19 22:42:45 +00:00
|
|
|
{
|
2021-05-05 07:47:08 +00:00
|
|
|
aiSetTarget(actor, actor->GetTarget());
|
2021-01-04 12:02:00 +00:00
|
|
|
if (nDist < 0x399 && abs(nDeltaAngle) < 85)
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratBite);
|
2019-09-19 22:42:45 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-11-07 12:46:03 +00:00
|
|
|
aiNewState(actor, &ratGoto);
|
2021-05-05 07:47:08 +00:00
|
|
|
actor->SetTarget(nullptr);
|
2019-09-19 22:42:45 +00:00
|
|
|
}
|
2019-09-22 06:39:22 +00:00
|
|
|
|
|
|
|
END_BLD_NS
|