raze/source/games/exhumed/src/wasp.cpp
2022-10-18 19:01:44 +02:00

382 lines
8.7 KiB
C++

//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 sirlemonhead, Nuke.YKT
This file is part of PCExhumed.
PCExhumed 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.
*/
//-------------------------------------------------------------------------
#include "ns.h"
#include "aistuff.h"
#include "engine.h"
#include "exhumed.h"
#include "sequence.h"
#include <assert.h>
BEGIN_PS_NS
static actionSeq WaspSeq[] = {
{0, 0},
{0, 0},
{9, 0},
{18, 0},
{27, 1},
{28, 1},
{29, 1}
};
//---------------------------------------------------------------------------
//
//
//
//---------------------------------------------------------------------------
DExhumedActor* BuildWasp(DExhumedActor* pActor, const DVector3& pos, sectortype* pSector, DAngle nAngle, bool bEggWasp)
{
if (pActor == nullptr)
{
pActor = insertActor(pSector, 107);
pActor->spr.pos = pos;
}
else
{
nAngle = pActor->spr.angle;
ChangeActorStat(pActor, 107);
}
pActor->spr.shade = -12;
pActor->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
pActor->spr.pal = pActor->sector()->ceilingpal;
pActor->set_const_clipdist(70);
if (bEggWasp)
{
pActor->spr.xrepeat = 20;
pActor->spr.yrepeat = 20;
}
else
{
pActor->spr.xrepeat = 50;
pActor->spr.yrepeat = 50;
}
pActor->spr.xoffset = 0;
pActor->spr.yoffset = 0;
pActor->spr.picnum = 1;
pActor->spr.angle = nAngle;
pActor->vel.X = 0;
pActor->vel.Y = 0;
pActor->vel.Z = 0;
pActor->spr.hitag = 0;
pActor->spr.lotag = runlist_HeadRun() + 1;
pActor->spr.extra = -1;
// GrabTimeSlot(3);
pActor->nAction = 0;
pActor->nFrame = 0;
pActor->pTarget = nullptr;
pActor->nHealth = 800;
pActor->nDamage = 10;
pActor->nPhase = Counters[kCountWasp]++;
if (bEggWasp)
{
pActor->nCount = 60;
pActor->nDamage /= 2;
}
else
{
pActor->nCount = RandomSize(5);
}
pActor->nAngle = 0;
pActor->nVel = 0;
pActor->nAngle2 = RandomSize(7) + 127;
pActor->spr.intowner = runlist_AddRunRec(pActor->spr.lotag - 1, pActor, 0x1E0000);
pActor->nRun = runlist_AddRunRec(NewRun, pActor, 0x1E0000);
nCreaturesTotal++;
return pActor;
}
//---------------------------------------------------------------------------
//
//
//
//---------------------------------------------------------------------------
void AIWasp::Draw(RunListEvent* ev)
{
auto pActor = ev->pObjActor;
if (!pActor) return;
int nAction = pActor->nAction;
seq_PlotSequence(ev->nParam, SeqOffsets[kSeqWasp] + WaspSeq[nAction].a, pActor->nFrame, WaspSeq[nAction].b);
return;
}
//---------------------------------------------------------------------------
//
//
//
//---------------------------------------------------------------------------
void AIWasp::RadialDamage(RunListEvent* ev)
{
auto pActor = ev->pObjActor;
if (!pActor) return;
if (!(pActor->spr.cstat & CSTAT_SPRITE_BLOCK_ALL))
return;
ev->nDamage = runlist_CheckRadialDamage(pActor);
Damage(ev);
}
//---------------------------------------------------------------------------
//
//
//
//---------------------------------------------------------------------------
void AIWasp::Damage(RunListEvent* ev)
{
auto pActor = ev->pObjActor;
if (!pActor) return;
if (!ev->nDamage) {
return;
}
if (pActor->nHealth > 0)
{
pActor->nHealth -= dmgAdjust(ev->nDamage, 3);
if (pActor->nHealth > 0)
{
if (!RandomSize(4))
{
pActor->nAction = 3;
pActor->nFrame = 0;
}
pActor->nAction = 1;
pActor->spr.angle += DAngle45 + DAngle90 + RandomAngle9();
pActor->norm_ang();
pActor->nVel = 3000;
pActor->vel.Z = -1.25 - RandomSize(6) / 256.;
}
else
{
// Wasp is dead
pActor->nAction = 4;
pActor->nFrame = 0;
pActor->spr.cstat = 0;
pActor->spr.angle += DAngle180;
pActor->VelFromAngle();
pActor->vel.Z = 2;
nCreaturesKilled++;
}
}
return;
}
//---------------------------------------------------------------------------
//
//
//
//---------------------------------------------------------------------------
void AIWasp::Tick(RunListEvent* ev)
{
auto pActor = ev->pObjActor;
if (!pActor) return;
int nAction = pActor->nAction;
DExhumedActor* pTarget = nullptr;
bool bVal = false;
int nSeq = SeqOffsets[kSeqWasp] + WaspSeq[nAction].a;
pActor->spr.picnum = seq_GetSeqPicnum2(nSeq, pActor->nFrame);
seq_MoveSequence(pActor, nSeq, pActor->nFrame);
pActor->nFrame++;
if (pActor->nFrame >= SeqSize[nSeq])
{
pActor->nFrame = 0;
bVal = true;
}
if (pActor->nHealth > 0)
{
pTarget = pActor->pTarget;
if (pTarget && (!(pTarget->spr.cstat & CSTAT_SPRITE_BLOCK_ALL) || (pTarget->sector()->Flag & kSectUnderwater)))
{
// goto pink
pActor->pTarget = nullptr;
pActor->nAction = 0;
pActor->nCount = RandomSize(6);
return;
}
}
switch (nAction)
{
default:
return;
case 0:
{
pActor->vel.Z = BobVal(pActor->nAngle) * 4;
pActor->nAngle += pActor->nAngle2;
pActor->nAngle &= kAngleMask;
MoveCreature(pActor);
if (pTarget)
{
pActor->nCount--;
if (pActor->nCount > 0)
{
PlotCourseToSprite(pActor, pTarget);
}
else
{
pActor->pitch = nullAngle;
pActor->vel.Z = 0;
pActor->nAction = 1;
pActor->nFrame = 0;
pActor->nVel = 1500;
pActor->nCount = RandomSize(5) + 60;
}
}
else
{
if ((pActor->nPhase & 0x1F) == (totalmoves & 0x1F)) {
pActor->pTarget = FindPlayer(pActor, 60);
}
}
return;
}
case 1:
{
pActor->nCount--;
if (pActor->nCount <= 0)
{
pActor->nAction = 0;
pActor->nCount = RandomSize(6);
return;
}
auto nChaseVal = AngleChase(pActor, pTarget, pActor->nVel, 0, DAngle22_5 / 8);
switch (nChaseVal.type)
{
default:
return;
case kHitWall:
{
return;
}
case kHitSprite:
{
if (nChaseVal.actor() == pTarget)
{
pActor->vel.X = 0;
pActor->vel.Y = 0;
runlist_DamageEnemy(pTarget, pActor, pActor->nDamage);
pActor->nAction = 2;
pActor->nFrame = 0;
}
return;
}
}
return;
}
case 2:
case 3:
{
if (bVal)
{
pActor->spr.angle += DAngle45 + DAngle90 + RandomAngle9();
pActor->vel.Z = ((-20) - RandomSize(6)) / 256.;
pActor->nAction = 1;
pActor->nVel = 3000;
}
return;
}
case 4:
{
auto nMove = MoveCreature(pActor);
//if (nMove.type != kHitNone) // The code messed up the return value so this check always was true.
{
pActor->vel.X = 0;
pActor->vel.Y = 0;
pActor->vel.Z = 4;
pActor->nAction = 5;
pActor->nFrame = 0;
}
return;
}
case 5:
{
auto pSector =pActor->sector();
pActor->spr.pos.Z = pActor->vel.Z;
if (pActor->spr.pos.Z >= pSector->floorz)
{
if (pSector->pBelow != nullptr)
{
BuildSplash(pActor, pSector);
pActor->spr.cstat |= CSTAT_SPRITE_INVISIBLE;
}
pActor->vel.X = 0;
pActor->vel.Y = 0;
pActor->vel.Z = 0;
pActor->nAction = 6;
pActor->nFrame = 0;
runlist_SubRunRec(pActor->nRun);
}
return;
}
}
}
END_PS_NS