mirror of https://github.com/ZDoom/qzdoom.git
419 lines
10 KiB
C++
419 lines
10 KiB
C++
//-----------------------------------------------------------------------------
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//
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// Copyright 1993-1996 id Software
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// Copyright 1999-2016 Randy Heit
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// Copyright 2002-2016 Christoph Oelckers
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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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. See the
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// GNU General Public License for more details.
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//
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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, see http://www.gnu.org/licenses/
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//
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//-----------------------------------------------------------------------------
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//
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// DESCRIPTION:
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// Base class for effects on sectors.
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// [RH] Created this class hierarchy.
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//
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//-----------------------------------------------------------------------------
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#include "dsectoreffect.h"
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#include "p_local.h"
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#include "g_levellocals.h"
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#include "p_3dmidtex.h"
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#include "r_data/r_interpolate.h"
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#include "serializer.h"
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#include "doomstat.h"
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#include "vm.h"
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IMPLEMENT_CLASS(DSectorEffect, false, false)
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DSectorEffect::DSectorEffect ()
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: DThinker(STAT_SECTOREFFECT)
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{
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m_Sector = NULL;
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}
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void DSectorEffect::OnDestroy()
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{
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if (m_Sector)
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{
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if (m_Sector->floordata == this)
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{
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m_Sector->floordata = NULL;
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}
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if (m_Sector->ceilingdata == this)
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{
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m_Sector->ceilingdata = NULL;
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}
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if (m_Sector->lightingdata == this)
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{
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m_Sector->lightingdata = NULL;
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}
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}
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Super::OnDestroy();
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}
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DSectorEffect::DSectorEffect (sector_t *sector)
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: DThinker(STAT_SECTOREFFECT)
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{
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m_Sector = sector;
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}
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void DSectorEffect::Serialize(FSerializer &arc)
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{
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Super::Serialize (arc);
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arc("sector", m_Sector);
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}
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DEFINE_FIELD(DSectorEffect, m_Sector)
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DEFINE_ACTION_FUNCTION(DSectorEffect, GetSector)
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{
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PARAM_SELF_PROLOGUE(DSectorEffect);
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ACTION_RETURN_POINTER(self->GetSector());
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}
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IMPLEMENT_CLASS(DMover, true, true)
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IMPLEMENT_POINTERS_START(DMover)
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IMPLEMENT_POINTER(interpolation)
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IMPLEMENT_POINTERS_END
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DMover::DMover (sector_t *sector)
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: DSectorEffect (sector)
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{
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interpolation = NULL;
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}
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void DMover::OnDestroy()
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{
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StopInterpolation();
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Super::OnDestroy();
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}
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void DMover::Serialize(FSerializer &arc)
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{
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Super::Serialize (arc);
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arc("interpolation", interpolation);
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}
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void DMover::StopInterpolation(bool force)
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{
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if (interpolation != NULL)
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{
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interpolation->DelRef(force);
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interpolation = NULL;
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}
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}
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IMPLEMENT_CLASS(DMovingFloor, true, false)
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DMovingFloor::DMovingFloor (sector_t *sector)
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: DMover (sector)
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{
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sector->floordata = this;
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interpolation = sector->SetInterpolation(sector_t::FloorMove, true);
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}
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IMPLEMENT_CLASS(DMovingCeiling, true, false)
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DMovingCeiling::DMovingCeiling (sector_t *sector, bool interpolate)
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: DMover (sector)
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{
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sector->ceilingdata = this;
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if (interpolate) interpolation = sector->SetInterpolation(sector_t::CeilingMove, true);
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}
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bool sector_t::MoveAttached(int crush, double move, int floorOrCeiling, bool resetfailed, bool instant)
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{
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if (!P_Scroll3dMidtex(this, crush, move, !!floorOrCeiling, instant) && resetfailed)
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{
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P_Scroll3dMidtex(this, crush, -move, !!floorOrCeiling, instant);
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return false;
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}
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if (!P_MoveLinkedSectors(this, crush, move, !!floorOrCeiling, instant) && resetfailed)
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{
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P_MoveLinkedSectors(this, crush, -move, !!floorOrCeiling, instant);
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P_Scroll3dMidtex(this, crush, -move, !!floorOrCeiling, instant);
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return false;
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}
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return true;
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}
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//
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// Move a plane (floor or ceiling) and check for crushing
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// [RH] Crush specifies the actual amount of crushing damage inflictable.
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// (Use -1 to prevent it from trying to crush)
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// dest is the desired d value for the plane
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//
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EMoveResult sector_t::MoveFloor(double speed, double dest, int crush, int direction, bool hexencrush, bool instant)
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{
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bool flag;
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double lastpos;
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double movedest;
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double move;
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//double destheight; //jff 02/04/98 used to keep floors/ceilings
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// from moving thru each other
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lastpos = floorplane.fD();
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switch (direction)
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{
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case -1:
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// DOWN
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movedest = floorplane.GetChangedHeight(-speed);
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if (movedest >= dest)
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{
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move = floorplane.HeightDiff(lastpos, dest);
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if (!MoveAttached(crush, move, 0, true, instant)) return EMoveResult::crushed;
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floorplane.setD(dest);
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flag = P_ChangeSector(this, crush, move, 0, false, instant);
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if (flag)
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{
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floorplane.setD(lastpos);
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P_ChangeSector(this, crush, -move, 0, true, instant);
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MoveAttached(crush, -move, 0, false, instant);
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}
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else
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{
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ChangePlaneTexZ(sector_t::floor, move);
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AdjustFloorClip();
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}
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return EMoveResult::pastdest;
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}
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else
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{
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if (!MoveAttached(crush, -speed, 0, true, instant)) return EMoveResult::crushed;
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floorplane.setD(movedest);
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flag = P_ChangeSector(this, crush, -speed, 0, false, instant);
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if (flag)
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{
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floorplane.setD(lastpos);
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P_ChangeSector(this, crush, speed, 0, true, instant);
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MoveAttached(crush, speed, 0, false, instant);
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return EMoveResult::crushed;
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}
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else
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{
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ChangePlaneTexZ(sector_t::floor, floorplane.HeightDiff(lastpos));
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AdjustFloorClip();
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}
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}
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break;
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case 1:
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// UP
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// jff 02/04/98 keep floor from moving thru ceilings
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// [RH] not so easy with arbitrary planes
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//destheight = (dest < ceilingheight) ? dest : ceilingheight;
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if (!ceilingplane.isSlope() && !floorplane.isSlope() &&
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!PortalIsLinked(sector_t::ceiling) &&
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(!(i_compatflags2 & COMPATF2_FLOORMOVE) && -dest > ceilingplane.fD()))
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{
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dest = -ceilingplane.fD();
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}
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movedest = floorplane.GetChangedHeight(speed);
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if (movedest <= dest)
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{
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move = floorplane.HeightDiff(lastpos, dest);
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if (!MoveAttached(crush, move, 0, true, instant)) return EMoveResult::crushed;
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floorplane.setD(dest);
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flag = P_ChangeSector(this, crush, move, 0, false, instant);
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if (flag)
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{
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floorplane.setD(lastpos);
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P_ChangeSector(this, crush, -move, 0, true, instant);
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MoveAttached(crush, -move, 0, false, instant);
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}
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else
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{
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ChangePlaneTexZ(sector_t::floor, move);
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AdjustFloorClip();
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}
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return EMoveResult::pastdest;
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}
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else
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{
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if (!MoveAttached(crush, speed, 0, true, instant)) return EMoveResult::crushed;
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floorplane.setD(movedest);
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// COULD GET CRUSHED
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flag = P_ChangeSector(this, crush, speed, 0, false, instant);
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if (flag)
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{
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if (crush >= 0 && !hexencrush)
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{
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ChangePlaneTexZ(sector_t::floor, floorplane.HeightDiff(lastpos));
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AdjustFloorClip();
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return EMoveResult::crushed;
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}
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floorplane.setD(lastpos);
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P_ChangeSector(this, crush, -speed, 0, true, instant);
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MoveAttached(crush, -speed, 0, false, instant);
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return EMoveResult::crushed;
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}
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ChangePlaneTexZ(sector_t::floor, floorplane.HeightDiff(lastpos));
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AdjustFloorClip();
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}
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break;
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}
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return EMoveResult::ok;
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}
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DEFINE_ACTION_FUNCTION(_Sector, MoveFloor)
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{
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PARAM_SELF_STRUCT_PROLOGUE(sector_t);
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PARAM_FLOAT(speed);
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PARAM_FLOAT(dest);
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PARAM_INT(crush);
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PARAM_INT(dir);
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PARAM_BOOL(hex);
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PARAM_BOOL(inst);
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ACTION_RETURN_INT((int)self->MoveFloor(speed, dest, crush, dir, hex, inst));
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}
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EMoveResult sector_t::MoveCeiling(double speed, double dest, int crush, int direction, bool hexencrush)
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{
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bool flag;
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double lastpos;
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double movedest;
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double move;
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//double destheight; //jff 02/04/98 used to keep floors/ceilings
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// from moving thru each other
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lastpos = ceilingplane.fD();
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switch (direction)
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{
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case -1:
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// DOWN
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// jff 02/04/98 keep ceiling from moving thru floors
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// [RH] not so easy with arbitrary planes
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//destheight = (dest > floorheight) ? dest : floorheight;
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if (!ceilingplane.isSlope() && !floorplane.isSlope() &&
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!PortalIsLinked(sector_t::floor) &&
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(!(i_compatflags2 & COMPATF2_FLOORMOVE) && dest < -floorplane.fD()))
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{
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dest = -floorplane.fD();
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}
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movedest = ceilingplane.GetChangedHeight (-speed);
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if (movedest <= dest)
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{
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move = ceilingplane.HeightDiff (lastpos, dest);
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if (!MoveAttached(crush, move, 1, true)) return EMoveResult::crushed;
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ceilingplane.setD(dest);
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flag = P_ChangeSector (this, crush, move, 1, false);
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if (flag)
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{
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ceilingplane.setD(lastpos);
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P_ChangeSector (this, crush, -move, 1, true);
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MoveAttached(crush, -move, 1, false);
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}
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else
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{
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ChangePlaneTexZ(sector_t::ceiling, move);
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}
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return EMoveResult::pastdest;
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}
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else
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{
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if (!MoveAttached(crush, -speed, 1, true)) return EMoveResult::crushed;
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ceilingplane.setD(movedest);
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// COULD GET CRUSHED
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flag = P_ChangeSector (this, crush, -speed, 1, false);
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if (flag)
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{
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if (crush >= 0 && !hexencrush)
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{
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ChangePlaneTexZ(sector_t::ceiling, ceilingplane.HeightDiff (lastpos));
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return EMoveResult::crushed;
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}
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ceilingplane.setD(lastpos);
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P_ChangeSector (this, crush, speed, 1, true);
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MoveAttached(crush, speed, 1, false);
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return EMoveResult::crushed;
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}
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ChangePlaneTexZ(sector_t::ceiling, ceilingplane.HeightDiff (lastpos));
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}
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break;
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case 1:
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// UP
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movedest = ceilingplane.GetChangedHeight (speed);
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if (movedest >= dest)
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{
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move = ceilingplane.HeightDiff (lastpos, dest);
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if (!MoveAttached(crush, move, 1, true)) return EMoveResult::crushed;
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ceilingplane.setD(dest);
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flag = P_ChangeSector (this, crush, move, 1, false);
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if (flag)
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{
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ceilingplane.setD(lastpos);
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P_ChangeSector (this, crush, move, 1, true);
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MoveAttached(crush, move, 1, false);
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}
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else
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{
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ChangePlaneTexZ(sector_t::ceiling, move);
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}
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return EMoveResult::pastdest;
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}
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else
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{
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if (!MoveAttached(crush, speed, 1, true)) return EMoveResult::crushed;
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ceilingplane.setD(movedest);
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flag = P_ChangeSector (this, crush, speed, 1, false);
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if (flag)
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{
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ceilingplane.setD(lastpos);
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P_ChangeSector (this, crush, -speed, 1, true);
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MoveAttached(crush, -speed, 1, false);
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return EMoveResult::crushed;
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}
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ChangePlaneTexZ(sector_t::ceiling, ceilingplane.HeightDiff (lastpos));
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}
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break;
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}
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return EMoveResult::ok;
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}
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DEFINE_ACTION_FUNCTION(_Sector, MoveCeiling)
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{
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PARAM_SELF_STRUCT_PROLOGUE(sector_t);
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PARAM_FLOAT(speed);
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PARAM_FLOAT(dest);
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PARAM_INT(crush);
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PARAM_INT(dir);
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PARAM_BOOL(hex);
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ACTION_RETURN_INT((int)self->MoveCeiling(speed, dest, crush, dir, hex));
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}
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