mirror of
https://github.com/ZDoom/Raze.git
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362 lines
12 KiB
C++
362 lines
12 KiB
C++
//-------------------------------------------------------------------------
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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 "ns.h" // Must come before everything else!
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#include "build.h"
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#include "blood.h"
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BEGIN_BLD_NS
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static void calebThinkSearch(DBloodActor*);
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static void calebThinkGoto(DBloodActor*);
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static void calebThinkChase(DBloodActor*);
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static void calebThinkSwimGoto(DBloodActor*);
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static void calebThinkSwimChase(DBloodActor*);
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static void sub_65D04(DBloodActor*);
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static void sub_65F44(DBloodActor*);
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static void sub_661E0(DBloodActor*);
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AISTATE tinycalebIdle = { kAiStateIdle, 0, -1, 0, NULL, NULL, aiThinkTarget, NULL };
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AISTATE tinycalebChase = { kAiStateChase, 6, -1, 0, NULL, aiMoveForward, calebThinkChase, NULL };
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AISTATE tinycalebDodge = { kAiStateMove, 6, -1, 90, NULL, aiMoveDodge, NULL, &tinycalebChase };
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AISTATE tinycalebGoto = { kAiStateMove, 6, -1, 600, NULL, aiMoveForward, calebThinkGoto, &tinycalebIdle };
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AISTATE tinycalebAttack = { kAiStateChase, 0, nAttackClient, 120, NULL, NULL, NULL, &tinycalebChase };
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AISTATE tinycalebSearch = { kAiStateSearch, 6, -1, 120, NULL, aiMoveForward, calebThinkSearch, &tinycalebIdle };
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AISTATE tinycalebRecoil = { kAiStateRecoil, 5, -1, 0, NULL, NULL, NULL, &tinycalebDodge };
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AISTATE tinycalebTeslaRecoil = { kAiStateRecoil, 4, -1, 0, NULL, NULL, NULL, &tinycalebDodge };
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AISTATE tinycalebSwimIdle = { kAiStateIdle, 10, -1, 0, NULL, NULL, aiThinkTarget, NULL };
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AISTATE tinycalebSwimChase = { kAiStateChase, 8, -1, 0, NULL, sub_65D04, calebThinkSwimChase, NULL };
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AISTATE tinycalebSwimDodge = { kAiStateMove, 8, -1, 90, NULL, aiMoveDodge, NULL, &tinycalebSwimChase };
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AISTATE tinycalebSwimGoto = { kAiStateMove, 8, -1, 600, NULL, aiMoveForward, calebThinkSwimGoto, &tinycalebSwimIdle };
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AISTATE tinycalebSwimSearch = { kAiStateSearch, 8, -1, 120, NULL, aiMoveForward, calebThinkSearch, &tinycalebSwimIdle };
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AISTATE tinycalebSwimAttack = { kAiStateChase, 10, nAttackClient, 0, NULL, NULL, NULL, &tinycalebSwimChase };
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AISTATE tinycalebSwimRecoil = { kAiStateRecoil, 5, -1, 0, NULL, NULL, NULL, &tinycalebSwimDodge };
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AISTATE tinycaleb139660 = { kAiStateOther, 8, -1, 120, NULL, sub_65F44, calebThinkSwimChase, &tinycalebSwimChase };
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AISTATE tinycaleb13967C = { kAiStateOther, 8, -1, 0, NULL, sub_661E0, calebThinkSwimChase, &tinycalebSwimChase };
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AISTATE tinycaleb139698 = { kAiStateOther, 8, -1, 120, NULL, aiMoveTurn, NULL, &tinycalebSwimChase };
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void SeqAttackCallback(int, DBloodActor* actor)
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{
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int dx = bcos(actor->int_ang());
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int dy = bsin(actor->int_ang());
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int dz = actor->dudeSlope;
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dx += Random2(1500);
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dy += Random2(1500);
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dz += Random2(1500);
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for (int i = 0; i < 2; i++)
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{
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int r1 = Random3(500);
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int r2 = Random3(1000);
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int r3 = Random3(1000);
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actFireVector(actor, 0, 0, dx + r3, dy + r2, dz + r1, kVectorShell);
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}
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if (Chance(0x8000))
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sfxPlay3DSound(actor, 10000 + Random(5), -1, 0);
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if (Chance(0x8000))
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sfxPlay3DSound(actor, 1001, -1, 0);
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else
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sfxPlay3DSound(actor, 1002, -1, 0);
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}
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static void calebThinkSearch(DBloodActor* actor)
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{
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aiChooseDirection(actor, actor->xspr._goalAng);
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aiThinkTarget(actor);
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}
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static void calebThinkGoto(DBloodActor* actor)
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{
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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auto pSector = actor->sector();
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auto pXSector = pSector->hasX() ? &pSector->xs() : nullptr;
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auto dvec = actor->xspr.TargetPos.XY() - actor->spr.pos.XY();
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int nAngle = getangle(dvec);
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int nDist = approxDist(dvec);
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aiChooseDirection(actor, nAngle);
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if (nDist < 512 && abs(actor->int_ang() - nAngle) < pDudeInfo->periphery)
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimSearch);
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else
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aiNewState(actor, &tinycalebSearch);
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}
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aiThinkTarget(actor);
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}
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static void calebThinkChase(DBloodActor* actor)
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{
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auto pSector = actor->sector();
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auto pXSector = pSector->hasX() ? &pSector->xs() : nullptr;
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if (actor->GetTarget() == nullptr)
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimSearch);
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else
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aiNewState(actor, &tinycalebSearch);
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return;
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}
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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auto target = actor->GetTarget();
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auto dvec = target->spr.pos.XY() - actor->spr.pos.XY();
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int nAngle = getangle(dvec);
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int nDist = approxDist(dvec);
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aiChooseDirection(actor, nAngle);
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if (target->xspr.health == 0)
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimSearch);
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else
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{
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aiPlay3DSound(actor, 11000 + Random(4), AI_SFX_PRIORITY_1, -1);
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aiNewState(actor, &tinycalebSearch);
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}
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return;
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}
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if (target->IsPlayerActor() && powerupCheck(&gPlayer[target->spr.type - kDudePlayer1], kPwUpShadowCloak) > 0)
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimSearch);
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else
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aiNewState(actor, &tinycalebSearch);
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return;
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}
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if (nDist <= pDudeInfo->seeDist)
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{
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int nDeltaAngle = getincangle(actor->int_ang(), nAngle);
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double height = (pDudeInfo->eyeHeight * actor->spr.yrepeat) * REPEAT_SCALE;
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if (cansee(target->spr.pos, target->sector(), actor->spr.pos.plusZ(-height), actor->sector()))
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{
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if (nDist < pDudeInfo->seeDist && abs(nDeltaAngle) <= pDudeInfo->periphery)
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{
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aiSetTarget(actor, actor->GetTarget());
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actor->dudeSlope = nDist == 0 ? 0 : DivScale(target->int_pos().Z - actor->int_pos().Z, nDist, 10);
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if (nDist < 0x599 && abs(nDeltaAngle) < 28)
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{
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int dx = dvec.X * worldtoint;
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int dy = dvec.Y * worldtoint;
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int hit = HitScan(actor, actor->spr.pos.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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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimAttack);
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else
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aiNewState(actor, &tinycalebAttack);
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break;
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case 3:
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if (actor->spr.type != gHitInfo.actor()->spr.type)
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimAttack);
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else
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aiNewState(actor, &tinycalebAttack);
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}
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else
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{
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimDodge);
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else
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aiNewState(actor, &tinycalebDodge);
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}
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break;
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default:
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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimAttack);
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else
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aiNewState(actor, &tinycalebAttack);
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break;
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}
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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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if (pXSector && pXSector->Underwater)
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aiNewState(actor, &tinycalebSwimGoto);
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else
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aiNewState(actor, &tinycalebGoto);
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if (Chance(0x2000))
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sfxPlay3DSound(actor, 10000 + Random(5), -1, 0);
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actor->SetTarget(nullptr);
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}
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static void calebThinkSwimGoto(DBloodActor* actor)
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{
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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auto dvec = actor->xspr.TargetPos.XY() - actor->spr.pos.XY();
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int nAngle = getangle(dvec);
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int nDist = approxDist(dvec);
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aiChooseDirection(actor, nAngle);
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if (nDist < 512 && abs(actor->int_ang() - nAngle) < pDudeInfo->periphery)
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aiNewState(actor, &tinycalebSwimSearch);
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aiThinkTarget(actor);
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}
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static void calebThinkSwimChase(DBloodActor* actor)
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{
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if (actor->GetTarget() == nullptr)
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{
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aiNewState(actor, &tinycalebSwimGoto);
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return;
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}
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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auto target = actor->GetTarget();
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auto dvec = target->spr.pos.XY() - actor->spr.pos.XY();
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int nAngle = getangle(dvec);
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int nDist = approxDist(dvec);
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aiChooseDirection(actor, nAngle);
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if (target->xspr.health == 0)
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{
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aiNewState(actor, &tinycalebSwimSearch);
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return;
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}
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if (target->IsPlayerActor() && powerupCheck(&gPlayer[target->spr.type - kDudePlayer1], kPwUpShadowCloak) > 0)
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{
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aiNewState(actor, &tinycalebSwimSearch);
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return;
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}
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if (nDist <= pDudeInfo->seeDist)
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{
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int nDeltaAngle = getincangle(actor->int_ang(), nAngle);
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double height = (pDudeInfo->eyeHeight * actor->spr.yrepeat) * REPEAT_SCALE;
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int top, bottom;
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GetActorExtents(actor, &top, &bottom);
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if (cansee(target->spr.pos, target->sector(), actor->spr.pos.plusZ(-height), actor->sector()))
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{
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if (nDist < pDudeInfo->seeDist && abs(nDeltaAngle) <= pDudeInfo->periphery)
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{
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aiSetTarget(actor, actor->GetTarget());
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if (nDist < 0x400 && abs(nDeltaAngle) < 85)
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aiNewState(actor, &tinycalebSwimAttack);
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else
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aiNewState(actor, &tinycaleb13967C);
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}
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else
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aiNewState(actor, &tinycaleb13967C);
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}
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return;
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}
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aiNewState(actor, &tinycalebSwimGoto);
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actor->SetTarget(nullptr);
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}
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static void sub_65D04(DBloodActor* actor)
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{
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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auto nAng = deltaangle(actor->spr.angle, DAngle::fromBuild(actor->xspr._goalAng));
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auto nTurnRange = DAngle::fromQ16(pDudeInfo->angSpeed << 3);
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actor->spr.angle += clamp(nAng, -nTurnRange, nTurnRange);
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int nAccel = pDudeInfo->frontSpeed << 2;
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if (abs(nAng) > DAngle60)
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return;
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if (actor->GetTarget() == nullptr)
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actor->spr.angle += DAngle45;
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auto dvec = actor->xspr.TargetPos.XY() - actor->spr.pos.XY();
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int nDist = approxDist(dvec);
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if (Random(64) < 32 && nDist <= 0x400)
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return;
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AdjustVelocity(actor, ADJUSTER{
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if (actor->GetTarget() == nullptr)
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t1 += FixedToFloat(nAccel);
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else
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t1 += FixedToFloat(nAccel * 0.25);
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});
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}
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static void sub_65F44(DBloodActor* actor)
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{
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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if (!actor->ValidateTarget(__FUNCTION__)) return;
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auto target = actor->GetTarget();
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int z = actor->int_pos().Z + getDudeInfo(actor->spr.type)->eyeHeight;
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int z2 = target->int_pos().Z + getDudeInfo(target->spr.type)->eyeHeight;
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auto nAng = deltaangle(actor->spr.angle, DAngle::fromBuild(actor->xspr._goalAng));
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auto nTurnRange = DAngle::fromQ16(pDudeInfo->angSpeed << 3);
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actor->spr.angle += clamp(nAng, -nTurnRange, nTurnRange);
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int nAccel = pDudeInfo->frontSpeed << 2;
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if (abs(nAng) > DAngle60)
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{
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actor->xspr._goalAng = (actor->int_ang() + 512) & 2047;
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return;
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}
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auto dvec = actor->xspr.TargetPos.XY() - actor->spr.pos.XY();
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int nDist = approxDist(dvec);
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int dz = z2 - z;
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if (Chance(0x600) && nDist <= 0x400)
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return;
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AdjustVelocity(actor, ADJUSTER{
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t1 += FixedToFloat(nAccel);
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});
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actor->set_int_bvel_z(-dz);
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}
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static void sub_661E0(DBloodActor* actor)
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{
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assert(actor->spr.type >= kDudeBase && actor->spr.type < kDudeMax);
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DUDEINFO* pDudeInfo = getDudeInfo(actor->spr.type);
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if (!actor->ValidateTarget(__FUNCTION__)) return;
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auto target = actor->GetTarget();
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int z = actor->int_pos().Z + getDudeInfo(actor->spr.type)->eyeHeight;
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int z2 = target->int_pos().Z + getDudeInfo(target->spr.type)->eyeHeight;
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auto nAng = deltaangle(actor->spr.angle, DAngle::fromBuild(actor->xspr._goalAng));
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auto nTurnRange = DAngle::fromQ16(pDudeInfo->angSpeed << 3);
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actor->spr.angle += clamp(nAng, -nTurnRange, nTurnRange);
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int nAccel = pDudeInfo->frontSpeed << 2;
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if (abs(nAng) > DAngle60)
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{
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actor->spr.angle += DAngle90;
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return;
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}
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auto dvec = actor->xspr.TargetPos.XY() - actor->spr.pos.XY();
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int nDist = approxDist(dvec);
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int dz = (z2 - z) << 3;
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if (Chance(0x4000) && nDist <= 0x400)
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return;
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AdjustVelocity(actor, ADJUSTER{
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t1 += FixedToFloat(nAccel * 0.5);
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});
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actor->set_int_bvel_z(dz);
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}
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END_BLD_NS
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