mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-12-27 12:10:41 +00:00
231 lines
9.2 KiB
C++
231 lines
9.2 KiB
C++
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//-------------------------------------------------------------------------
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/*
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Copyright (C) 2010-2019 EDuke32 developers and contributors
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Copyright (C) 2019 Nuke.YKT
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This file is part of NBlood.
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NBlood is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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//-------------------------------------------------------------------------
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#include "compat.h"
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#include "build.h"
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#include "pragmas.h"
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#include "mmulti.h"
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#include "common_game.h"
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#include "actor.h"
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#include "ai.h"
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#include "aizombf.h"
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#include "blood.h"
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#include "db.h"
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#include "dude.h"
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#include "eventq.h"
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#include "levels.h"
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#include "player.h"
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#include "seq.h"
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#include "sfx.h"
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#include "trig.h"
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static void HackSeqCallback(int, int);
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static void PukeSeqCallback(int, int);
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static void ThrowSeqCallback(int, int);
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static void thinkSearch(spritetype *pSprite, XSPRITE *pXSprite);
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static void thinkGoto(spritetype *pSprite, XSPRITE *pXSprite);
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static void thinkChase(spritetype *pSprite, XSPRITE *pXSprite);
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static int nHackClient = seqRegisterClient(HackSeqCallback);
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static int nPukeClient = seqRegisterClient(PukeSeqCallback);
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static int nThrowClient = seqRegisterClient(ThrowSeqCallback);
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AISTATE zombieFIdle = { kAiStateIdle, 0, -1, 0, NULL, NULL, aiThinkTarget, NULL };
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AISTATE zombieFChase = { kAiStateChase, 8, -1, 0, NULL, aiMoveForward, thinkChase, NULL };
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AISTATE zombieFGoto = { kAiStateMove, 8, -1, 600, NULL, aiMoveForward, thinkGoto, &zombieFIdle };
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AISTATE zombieFDodge = { kAiStateMove, 8, -1, 0, NULL, aiMoveDodge, thinkChase, &zombieFChase };
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AISTATE zombieFHack = { kAiStateChase, 6, nHackClient, 120, NULL, NULL, NULL, &zombieFChase };
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AISTATE zombieFPuke = { kAiStateChase, 9, nPukeClient, 120, NULL, NULL, NULL, &zombieFChase };
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AISTATE zombieFThrow = { kAiStateChase, 6, nThrowClient, 120, NULL, NULL, NULL, &zombieFChase };
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AISTATE zombieFSearch = { kAiStateSearch, 8, -1, 1800, NULL, aiMoveForward, thinkSearch, &zombieFIdle };
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AISTATE zombieFRecoil = { kAiStateRecoil, 5, -1, 0, NULL, NULL, NULL, &zombieFChase };
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AISTATE zombieFTeslaRecoil = { kAiStateRecoil, 4, -1, 0, NULL, NULL, NULL, &zombieFChase };
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static void HackSeqCallback(int, int nXSprite)
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{
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if (nXSprite <= 0 || nXSprite >= kMaxXSprites)
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return;
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XSPRITE *pXSprite = &xsprite[nXSprite];
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int nSprite = pXSprite->reference;
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if (nXSprite < 0 || nXSprite >= kMaxSprites)
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return;
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spritetype *pSprite = &sprite[nSprite];
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if (pSprite->type != 204)
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return;
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spritetype *pTarget = &sprite[pXSprite->target];
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DUDEINFO *pDudeInfo = &dudeInfo[pSprite->type-kDudeBase];
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int height = (pDudeInfo->eyeHeight*pSprite->yrepeat);
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DUDEINFO *pDudeInfoT = &dudeInfo[pTarget->type-kDudeBase];
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int height2 = (pDudeInfoT->eyeHeight*pTarget->yrepeat);
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actFireVector(pSprite, 0, 0, Cos(pSprite->ang)>>16, Sin(pSprite->ang)>>16, height-height2, VECTOR_TYPE_11);
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}
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static void PukeSeqCallback(int, int nXSprite)
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{
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XSPRITE *pXSprite = &xsprite[nXSprite];
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int nSprite = pXSprite->reference;
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spritetype *pSprite = &sprite[nSprite];
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spritetype *pTarget = &sprite[pXSprite->target];
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DUDEINFO *pDudeInfo = &dudeInfo[pSprite->type-kDudeBase];
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DUDEINFO *pDudeInfoT = &dudeInfo[pTarget->type-kDudeBase];
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int height = (pDudeInfo->eyeHeight*pSprite->yrepeat);
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int height2 = (pDudeInfoT->eyeHeight*pTarget->yrepeat);
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int tx = pXSprite->targetX-pSprite->x;
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int ty = pXSprite->targetY-pSprite->y;
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int UNUSED(nDist) = approxDist(tx, ty);
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int nAngle = getangle(tx, ty);
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int dx = Cos(nAngle)>>16;
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int dy = Sin(nAngle)>>16;
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sfxPlay3DSound(pSprite, 1203, 1, 0);
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actFireMissile(pSprite, 0, -(height-height2), dx, dy, 0, 309);
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}
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static void ThrowSeqCallback(int, int nXSprite)
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{
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XSPRITE *pXSprite = &xsprite[nXSprite];
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int nSprite = pXSprite->reference;
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spritetype *pSprite = &sprite[nSprite];
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actFireMissile(pSprite, 0, -dudeInfo[pSprite->type-kDudeBase].eyeHeight, Cos(pSprite->ang)>>16, Sin(pSprite->ang)>>16, 0, 300);
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}
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static void thinkSearch(spritetype *pSprite, XSPRITE *pXSprite)
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{
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aiChooseDirection(pSprite, pXSprite, pXSprite->goalAng);
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aiThinkTarget(pSprite, pXSprite);
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}
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static void thinkGoto(spritetype *pSprite, XSPRITE *pXSprite)
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{
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dassert(pSprite->type >= kDudeBase && pSprite->type < kDudeMax);
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DUDEINFO *pDudeInfo = &dudeInfo[pSprite->type - kDudeBase];
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int dx = pXSprite->targetX-pSprite->x;
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int dy = pXSprite->targetY-pSprite->y;
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int nAngle = getangle(dx, dy);
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int nDist = approxDist(dx, dy);
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aiChooseDirection(pSprite, pXSprite, nAngle);
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if (nDist < 512 && klabs(pSprite->ang - nAngle) < pDudeInfo->periphery)
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aiNewState(pSprite, pXSprite, &zombieFSearch);
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aiThinkTarget(pSprite, pXSprite);
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}
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static void thinkChase(spritetype *pSprite, XSPRITE *pXSprite)
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{
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if (pXSprite->target == -1)
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{
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aiNewState(pSprite, pXSprite, &zombieFGoto);
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return;
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}
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dassert(pSprite->type >= kDudeBase && pSprite->type < kDudeMax);
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DUDEINFO *pDudeInfo = &dudeInfo[pSprite->type - kDudeBase];
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dassert(pXSprite->target >= 0 && pXSprite->target < kMaxSprites);
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spritetype *pTarget = &sprite[pXSprite->target];
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XSPRITE *pXTarget = &xsprite[pTarget->extra];
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int dx = pTarget->x-pSprite->x;
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int dy = pTarget->y-pSprite->y;
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aiChooseDirection(pSprite, pXSprite, getangle(dx, dy));
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if (pXTarget->health == 0)
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{
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aiNewState(pSprite, pXSprite, &zombieFSearch);
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return;
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}
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if (IsPlayerSprite(pTarget) && (powerupCheck(&gPlayer[pTarget->type-kDudePlayer1], 13) > 0 || powerupCheck(&gPlayer[pTarget->type-kDudePlayer1], 31) > 0))
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{
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aiNewState(pSprite, pXSprite, &zombieFSearch);
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return;
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}
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int nDist = approxDist(dx, dy);
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if (nDist <= pDudeInfo->seeDist)
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{
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int nDeltaAngle = ((getangle(dx,dy)+1024-pSprite->ang)&2047)-1024;
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int height = (pDudeInfo->eyeHeight*pSprite->yrepeat)<<2;
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if (cansee(pTarget->x, pTarget->y, pTarget->z, pTarget->sectnum, pSprite->x, pSprite->y, pSprite->z - height, pSprite->sectnum))
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{
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if (klabs(nDeltaAngle) <= pDudeInfo->periphery)
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{
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aiSetTarget(pXSprite, pXSprite->target);
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if (nDist < 0x1400 && nDist > 0xe00 && klabs(nDeltaAngle) < 85)
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{
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int hit = HitScan(pSprite, pSprite->z, dx, dy, 0, CLIPMASK1, 0);
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switch (hit)
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{
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case -1:
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aiNewState(pSprite, pXSprite, &zombieFThrow);
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break;
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case 3:
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if (pSprite->type != sprite[gHitInfo.hitsprite].type)
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aiNewState(pSprite, pXSprite, &zombieFThrow);
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else
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aiNewState(pSprite, pXSprite, &zombieFDodge);
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break;
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default:
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aiNewState(pSprite, pXSprite, &zombieFThrow);
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break;
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}
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}
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else if (nDist < 0x1400 && nDist > 0x600 && klabs(nDeltaAngle) < 85)
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{
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int hit = HitScan(pSprite, pSprite->z, dx, dy, 0, CLIPMASK1, 0);
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switch (hit)
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{
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case -1:
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aiNewState(pSprite, pXSprite, &zombieFPuke);
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break;
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case 3:
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if (pSprite->type != sprite[gHitInfo.hitsprite].type)
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aiNewState(pSprite, pXSprite, &zombieFPuke);
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else
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aiNewState(pSprite, pXSprite, &zombieFDodge);
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break;
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default:
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aiNewState(pSprite, pXSprite, &zombieFPuke);
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break;
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}
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}
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else if (nDist < 0x400 && klabs(nDeltaAngle) < 85)
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{
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int hit = HitScan(pSprite, pSprite->z, dx, dy, 0, CLIPMASK1, 0);
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switch (hit)
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{
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case -1:
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aiNewState(pSprite, pXSprite, &zombieFHack);
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break;
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case 3:
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if (pSprite->type != sprite[gHitInfo.hitsprite].type)
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aiNewState(pSprite, pXSprite, &zombieFHack);
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else
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aiNewState(pSprite, pXSprite, &zombieFDodge);
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break;
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default:
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aiNewState(pSprite, pXSprite, &zombieFHack);
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break;
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}
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}
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return;
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}
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}
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}
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aiNewState(pSprite, pXSprite, &zombieFSearch);
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pXSprite->target = -1;
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}
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