hedgewars/HHHandlers.inc
author nemo
Tue, 30 Mar 2010 13:33:01 +0000
changeset 3173 909b28b1b61a
parent 3169 c8c6ac44f51b
child 3174 17e2602dfdc5
permissions -rw-r--r--
This map has always been broken. This variant makes it slightly less broken (although something changed on the ceiling might prevent hiding on pixels on the slope). What will finally fix it is either moving nets closer together or adding angle bounce to hedgehogs or some other layout that prevents hiding.

(*
 * Hedgewars, a free turn based strategy game
 * Copyright (c) 2004-2009 Andrey Korotaev <unC0Rr@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 *)

////////////////////////////////////////////////////////////////////////////////
procedure ChangeAmmo(Gear: PGear);
var slot, i: Longword;
begin
slot:= Gear^.MsgParam;

with PHedgehog(Gear^.Hedgehog)^ do
    begin
    Gear^.Message:= Gear^.Message and not gm_Slot;

    if ((Gear^.State and (gstAttacking or gstAttacked)) <> 0)
        or (MultiShootAttacks > 0)
        or ((Gear^.State and gstHHDriven) = 0) then exit;

    Gear^.Message:= Gear^.Message and not (gm_LJump or gm_HJump);

    if CurSlot = slot then
        begin
        i:= 0;
        repeat
        inc(CurAmmo);
        if (CurAmmo > cMaxSlotAmmoIndex) then
            begin
            CurAmmo:= 0;
            inc(i);
            TryDo(i < 2, 'Engine bug: no ammo in current slot', true)
            end;
        until (Ammo^[slot, CurAmmo].Count > 0) and (Team^.Clan^.TurnNumber > Ammoz[Ammo^[slot, CurAmmo].AmmoType].SkipTurns)
        end else
        begin
        i:= 0;
        // check whether there is ammo in slot
        while (i <= cMaxSlotAmmoIndex)
          and ((Ammo^[slot, i].Count = 0)
               or (Team^.Clan^.TurnNumber <= Ammoz[Ammo^[slot, i].AmmoType].SkipTurns)) do inc(i);

        if i <= cMaxSlotAmmoIndex then
            begin
            CurSlot:= slot;
            CurAmmo:= i
            end
        end
    end
end;

procedure HHSetWeapon(Gear: PGear);
var t: LongInt;
    weap: TAmmoType;
begin
weap:= TAmmoType(Gear^.MsgParam);

if PHedgehog(Gear^.Hedgehog)^.Team^.Clan^.TurnNumber <= Ammoz[weap].SkipTurns then exit; // weapon is not activated yet

Gear^.MsgParam:= Ammoz[weap].Slot;

t:= cMaxSlotAmmoIndex;

Gear^.Message:= Gear^.Message and not gm_Weapon;

with PHedgehog(Gear^.Hedgehog)^ do
    while (Ammo^[CurSlot, CurAmmo].AmmoType <> weap) and (t >= 0) do
        begin
        ChangeAmmo(Gear);
        dec(t)
        end;

ApplyAmmoChanges(PHedgehog(Gear^.Hedgehog)^)
end;

procedure HHSetTimer(Gear: PGear);
begin
Gear^.Message:= Gear^.Message and not gm_Timer;
with PHedgehog(Gear^.Hedgehog)^ do
    if (Ammo^[CurSlot, CurAmmo].Propz and ammoprop_Timerable) <> 0 then
        begin
        Ammo^[CurSlot, CurAmmo].Timer:= 1000 * Gear^.MsgParam;
        with CurrentTeam^ do
            ApplyAmmoChanges(Hedgehogs[CurrHedgehog]);
        end;
end;


procedure Attack(Gear: PGear);
var xx, yy: hwFloat;
    tmpGear: PVisualGear;
begin
bShowFinger:= false;
with Gear^,
     PHedgehog(Gear^.Hedgehog)^ do
     begin
     if ((State and gstHHDriven) <> 0)and
        ((State and (gstAttacked or gstHHChooseTarget)) = 0) and
        (((State and gstMoving) = 0) or
            // Allow attacks while moving on ammo with AltAttack
            ((CurAmmoGear <> nil) and ((CurAmmoGear^.Ammo^.Propz and ammoprop_AltAttack) <> 0)) or
            ((Ammo^[CurSlot, CurAmmo].Propz and ammoprop_AttackInMove) <> 0)) and
        ((TargetPoint.X <> NoPointX) or ((Ammo^[CurSlot, CurAmmo].Propz and ammoprop_NeedTarget) = 0)) then
        begin
        State:= State or gstAttacking;
        if Power = cMaxPower then Message:= Message and not gm_Attack
        else if (Ammo^[CurSlot, CurAmmo].Propz and ammoprop_Power) = 0 then Message:= Message and not gm_Attack
        else begin
             if Power = 0 then
                begin
                AttackBar:= CurrentTeam^.AttackBar;
                PlaySound(sndThrowPowerUp)
                end;
             inc(Power)
             end;
        if ((Message and gm_Attack) <> 0) then exit;

        if (Ammo^[CurSlot, CurAmmo].Propz and ammoprop_Power) <> 0 then
           begin
           StopSound(sndThrowPowerUp);
           PlaySound(sndThrowRelease);
           end;

        xx:= SignAs(AngleSin(Angle), dX);
        yy:= -AngleCos(Angle);

        if ((Gear^.State and gstHHHJump) <> 0) then xx:= - xx;
        if Ammo^[CurSlot, CurAmmo].AttackVoice <> sndNone then
           PlaySound(Ammo^[CurSlot, CurAmmo].AttackVoice, CurrentTeam^.voicepack);
             case Ammo^[CurSlot, CurAmmo].AmmoType of
                      amGrenade: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtAmmo_Bomb,    0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, Ammo^[CurSlot, CurAmmo].Timer);
                      amMolotov: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtMolotov,      0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
                  amClusterBomb: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtClusterBomb,  0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, Ammo^[CurSlot, CurAmmo].Timer);
                      amBazooka: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtAmmo_Grenade, 0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
                          amBee: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtBee,          0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
                      amShotgun: begin
                                 PlaySound(sndShotgunReload);
                                 CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtShotgunShot,  0, xx * _0_5, yy * _0_5, 0);
                                 end;
                   amPickHammer: CurAmmoGear:= AddGear(hwRound(Gear^.X), hwRound(Gear^.Y) + cHHRadius, gtPickHammer, 0, _0, _0, 0);
                         amSkip: ParseCommand('/skip', true);
                         amRope: CurAmmoGear:= AddGear(hwRound(Gear^.X), hwRound(Gear^.Y), gtRope, 0, xx, yy, 0);
                         amMine: AddGear(hwRound(X) + hwSign(dX) * 7, hwRound(Y), gtMine, gstWait, SignAs(_0_02, dX), _0, 3000);
                       amDEagle: CurAmmoGear:= AddGear(hwRound(X + xx * cHHRadius), hwRound(Y + yy * cHHRadius), gtDEagleShot, 0, xx * _0_5, yy * _0_5, 0);
                  amSniperRifle: begin
                                 PlaySound(sndSniperReload);
                                 CurAmmoGear:= AddGear(hwRound(X + xx * cHHRadius), hwRound(Y + yy * cHHRadius), gtSniperRifleShot, 0, xx * _0_5, yy * _0_5, 0);
                                 end;
                     amDynamite: AddGear(hwRound(X) + hwSign(dX) * 7, hwRound(Y), gtDynamite, 0, SignAs(_0_03, dX), _0, 5000);
                    amFirePunch: CurAmmoGear:= AddGear(hwRound(X) + hwSign(dX) * 10, hwRound(Y), gtFirePunch, 0, xx, _0, 0);
                         amWhip: begin
                                 CurAmmoGear:= AddGear(hwRound(X) + hwSign(dX) * 10, hwRound(Y), gtWhip, 0, SignAs(_1, dX), - _0_8, 0);
                                 PlaySound(sndWhipCrack)
                                 end;
                  amBaseballBat: begin
                                 CurAmmoGear:= AddGear(hwRound(X) + hwSign(dX) * 10, hwRound(Y), gtShover, gsttmpFlag, xx * _0_5, yy * _0_5, 0);
                                 PlaySound(sndBaseballBat) // TODO: Only play if something is hit?
                                 end;
                    amParachute: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtParachute, 0, _0, _0, 0);
                    amAirAttack: AddGear(Ammo^[CurSlot, CurAmmo].Pos, 0, gtAirAttack, 0, _0, _0, 0);
                   amMineStrike: AddGear(Ammo^[CurSlot, CurAmmo].Pos, 0, gtAirAttack, 1, _0, _0, 0);
                    amBlowTorch: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtBlowTorch, 0, SignAs(_0_5, dX), _0, 0);
                       amGirder: CurAmmoGear:= AddGear(0, 0, gtGirder, Ammo^[CurSlot, CurAmmo].Pos, _0, _0, 0);
                     amTeleport: CurAmmoGear:= AddGear(0, 0, gtTeleport, 0, _0, _0, 0);
                       amSwitch: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtSwitcher, 0, _0, _0, 0);
                       amMortar: begin
                playSound(sndMortar);
                FollowGear:= AddGear(hwRound(X), hwRound(Y), gtMortar,  0, xx*cMaxPower/cPowerDivisor, yy*cMaxPower/cPowerDivisor, 0);
                 end;
                      amRCPlane: begin
                                 CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtRCPlane,  0, xx * cMaxPower / cPowerDivisor / 4, yy * cMaxPower / cPowerDivisor / 4, 0);
                                 CurAmmoGear^.SoundChannel:= LoopSound(sndRCPlane, nil)
                                 end;
                       amKamikaze: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtKamikaze, 0, xx * _0_5, yy * _0_5, 0);
                         amCake: CurAmmoGear:= AddGear(hwRound(X) + hwSign(dX) * 3, hwRound(Y), gtCake, 0, xx, _0, 0);
                    amSeduction: CurAmmoGear:= AddGear(hwRound(X + xx * cHHRadius * 2), hwRound(Y + yy * cHHRadius * 2), gtSeduction, 0, xx * _0_4, yy * _0_4, 0);
                   amWatermelon: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtWatermelon,  0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, Ammo^[CurSlot, CurAmmo].Timer);
                  amHellishBomb: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtHellishBomb,    0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
                       amNapalm: AddGear(Ammo^[CurSlot, CurAmmo].Pos, 0, gtAirAttack, 2, _0, _0, 0);
                        amDrill: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtDrill, 0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
                      amBallgun: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtBallgun,  0, xx * _0_5, yy * _0_5, 0);
                    amJetpack: CurAmmoGear:= AddGear(hwRound(X), hwRound(Y), gtJetpack, 0, _0, _0, 0);
                    amBirdy: begin
                             PlaySound(sndWhistle);
                             CurAmmoGear:= AddGear(hwRound(X), hwRound(Y) - 32, gtBirdy, 0, _0, _0, 0);
                             end;
                      amLowGravity: begin
                                    PlaySound(sndLowGravity);
                                    cGravity:= cMaxWindSpeed / 2
                                    end;
                      amExtraDamage: cDamageModifier:= _1_5;
                      amInvulnerable: Invulnerable:= true;
                      amExtraTime: TurnTimeLeft:= TurnTimeLeft + 30000;
                      amLaserSight: cLaserSighting:= true;
                      amVampiric: cVampiric:= true;
                  end;

        uStats.AmmoUsed(Ammo^[CurSlot, CurAmmo].AmmoType);

        if not (SpeechText = '') then
            begin
            tmpGear:= AddVisualGear(0, 0, vgtSpeechBubble);
            if tmpGear <> nil then
               begin
               tmpGear^.Text:= SpeechText;
               tmpGear^.Hedgehog:= Gear^.Hedgehog;
               tmpGear^.FrameTicks:= SpeechType;
               end;
            SpeechText:= ''
            end;

        Power:= 0;
        if (CurAmmoGear <> nil)
           and (((Ammo^[CurSlot, CurAmmo].Propz) and ammoprop_AltUse) = 0){check for dropping ammo from rope} then
           begin
           CurAmmoGear^.Ammo:= @(Ammo^[CurSlot, CurAmmo]);
           Message:= Message or gm_Attack;
           CurAmmoGear^.Message:= Message
           end else begin
           if not CurrentTeam^.ExtDriven and
             ((Ammo^[CurSlot, CurAmmo].Propz and ammoprop_Power) <> 0) then SendIPC('a');
           AfterAttack;
           end
        end else Message:= Message and not gm_Attack;
     end
end;

procedure AfterAttack;
var s: shortstring;
begin
with CurrentHedgehog^.Gear^,
        CurrentHedgehog^ do
    begin
    State:= State and not gstAttacking;
    if ((Ammo^[CurSlot, CurAmmo].Propz) and ammoprop_Effect) = 0 then
        begin
        Inc(MultiShootAttacks);
        
        if (Ammo^[CurSlot, CurAmmo].NumPerTurn >= MultiShootAttacks) then
            begin
            s:= inttostr(Ammo^[CurSlot, CurAmmo].NumPerTurn + 1 - MultiShootAttacks);
            AddCaption(format(trmsg[sidRemaining], s), cWhiteColor, capgrpAmmostate);
            end;
        
        if (Ammo^[CurSlot, CurAmmo].NumPerTurn >= MultiShootAttacks) or
            ((GameFlags and gfMultiWeapon) <> 0) then
            begin
            isInMultiShoot:= true
            end
        else
            begin
            TurnTimeLeft:= Ammoz[Ammo^[CurSlot, CurAmmo].AmmoType].TimeAfterTurn;
            State:= State or gstAttacked;
            OnUsedAmmo(CurrentHedgehog^);
            end;
        end
    else
        begin
        OnUsedAmmo(CurrentHedgehog^);
        ApplyAmmoChanges(CurrentHedgehog^);
        end;
    AttackBar:= 0;
    end
end;

////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehogDead(Gear: PGear);
const frametime = 200;
      timertime = frametime * 6;
begin
if PHedgehog(Gear^.Hedgehog)^.Unplaced then exit;
if Gear^.Timer > 1 then
    begin
    AllInactive:= false;
    dec(Gear^.Timer);
    if (Gear^.Timer mod frametime) = 0 then inc(Gear^.Pos)
    end else
if Gear^.Timer = 1 then
    begin
    Gear^.State:= Gear^.State or gstNoDamage;
    doMakeExplosion(hwRound(Gear^.X), hwRound(Gear^.Y), 30, EXPLAutoSound);
    AddGear(hwRound(Gear^.X), hwRound(Gear^.Y), gtGrave, 0, _0, _0, 0)^.Hedgehog:= Gear^.Hedgehog;
    DeleteGear(Gear);
    SetAllToActive
    end else // Gear^.Timer = 0
    begin
    AllInactive:= false;
    Gear^.Z:= cCurrHHZ;
    RemoveGearFromList(Gear);
    InsertGearToList(Gear);
    PlaySound(sndByeBye, PHedgehog(Gear^.Hedgehog)^.Team^.voicepack);
    Gear^.Pos:= 0;
    Gear^.Timer:= timertime
    end
end;

////////////////////////////////////////////////////////////////////////////////
procedure PickUp(HH, Gear: PGear);
var s: shortstring;
    a: TAmmoType;
    i: LongInt;
    vga: PVisualGear;
begin
Gear^.Message:= gm_Destroy;
PlaySound(sndShotgunReload);
case Gear^.Pos of
       posCaseUtility,
       posCaseAmmo: begin
                    a:= TAmmoType(Gear^.State);
                    AddAmmo(PHedgehog(HH^.Hedgehog)^, a);
// Possibly needs to check shared clan ammo game flag once added.
// On the other hand, no obvious reason that clan members shouldn't know what ammo another clan member picked up
                    if (not (PHedgehog(HH^.Hedgehog)^.Team^.ExtDriven 
                      or (PHedgehog(HH^.Hedgehog)^.BotLevel > 0)))
                      or (PHedgehog(HH^.Hedgehog)^.Team^.Clan^.ClanIndex = LocalClan)
                      or (GameType = gmtDemo)  then
                        begin
                        s:= trammo[Ammoz[a].NameId] + '(+' + IntToStr(Ammoz[a].NumberInCase) + ')';
                        AddCaption(s, PHedgehog(HH^.Hedgehog)^.Team^.Clan^.Color, capgrpAmmoinfo);

                        // show ammo icon
                        vga:= AddVisualGear(hwRound(Gear^.X), hwRound(Gear^.Y), vgtAmmo);
                        if vga <> nil then
                            vga^.Frame:= Longword(a);
                        end;

                    end;
     posCaseHealth: begin
                    inc(HH^.Health, Gear^.Health);
                    PHedgehog(HH^.Hedgehog)^.Effects[hePoisoned] := false;
                    str(Gear^.Health, s);
                    s:= '+' + s;
                    AddCaption(s, PHedgehog(HH^.Hedgehog)^.Team^.Clan^.Color, capgrpAmmoinfo);
                    RenderHealth(PHedgehog(HH^.Hedgehog)^);
                    RecountTeamHealth(PHedgehog(HH^.Hedgehog)^.Team);

                    i:= 0;
                    while i < Gear^.Health do
                        begin
                        AddVisualGear(hwRound(HH^.X), hwRound(HH^.Y), vgtHealth);
                        inc(i, 5);
                        end;
                    end;
     end
end;

const StepTicks: LongWord = 0;

procedure HedgehogStep(Gear: PGear);
var PrevdX: LongInt;
begin
if ((Gear^.State and (gstAttacking or gstMoving)) = 0) then
   begin
   if isCursorVisible then
      with PHedgehog(Gear^.Hedgehog)^ do
        with Ammo^[CurSlot, CurAmmo] do
          begin
          if (Gear^.Message and gm_Left  ) <> 0 then
             Pos:= (Pos + Ammoz[AmmoType].PosCount - 1) mod Ammoz[AmmoType].PosCount
          else
          if (Gear^.Message and gm_Right ) <> 0 then
             Pos:= (Pos + 1) mod Ammoz[AmmoType].PosCount
          else exit;
          StepTicks:= 200;
          exit
          end;

    if ((Gear^.Message and gm_Animate) <> 0) then
        begin
        Gear^.Message:= 0;
        Gear^.State:= Gear^.State or gstAnimation;
        Gear^.Tag:= Gear^.MsgParam;
        Gear^.Timer:= 0;
        Gear^.Pos:= 0
        end;

   if ((Gear^.Message and gm_LJump ) <> 0) then
      begin
      Gear^.Message:= Gear^.Message and not gm_LJump;
      DeleteCI(Gear);
      if not TestCollisionYwithGear(Gear, -1) then
         if not TestCollisionXwithXYShift(Gear, _0, -2, hwSign(Gear^.dX)) then Gear^.Y:= Gear^.Y - _2 else
         if not TestCollisionXwithXYShift(Gear, _0, -1, hwSign(Gear^.dX)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithGear(Gear, hwSign(Gear^.dX))
         or   TestCollisionYwithGear(Gear, -1)) then
         begin
         Gear^.dY:= -_0_15;
         if not cArtillery then Gear^.dX:= SignAs(_0_15, Gear^.dX);
         Gear^.State:= Gear^.State or gstMoving or gstHHJumping;
         PlaySound(sndJump1, PHedgehog(Gear^.Hedgehog)^.Team^.voicepack);
         exit
         end;
      end;

   if ((Gear^.Message and gm_HJump ) <> 0) then
      begin
      DeleteCI(Gear);
      Gear^.Message:= Gear^.Message and not gm_HJump;

      Gear^.dY:= -_0_2;
      SetLittle(Gear^.dX);
      Gear^.State:= Gear^.State or gstMoving or gstHHJumping;
      PlaySound(sndJump3, PHedgehog(Gear^.Hedgehog)^.Team^.voicepack);
      exit
      end;

   PrevdX:= hwSign(Gear^.dX);
   if (Gear^.Message and gm_Left  )<>0 then Gear^.dX:= -cLittle else
   if (Gear^.Message and gm_Right )<>0 then Gear^.dX:=  cLittle else exit;

   if (Gear^.Message and (gm_Left or gm_Right)) <> 0 then
      begin
      StepSoundTimer:= cHHStepTicks;
      end;
   
   StepTicks:= cHHStepTicks;
   if PrevdX <> hwSign(Gear^.dX) then
      begin
      FollowGear:= Gear;
      exit
      end;
   DeleteCI(Gear); // must be after exit!! (see previous line)

   PHedgehog(Gear^.Hedgehog)^.visStepPos:= (PHedgehog(Gear^.Hedgehog)^.visStepPos + 1) and 7;
   if TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then
      begin
      if not (TestCollisionXwithXYShift(Gear, _0, -6, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithXYShift(Gear, _0, -5, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithXYShift(Gear, _0, -4, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithXYShift(Gear, _0, -3, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithXYShift(Gear, _0, -2, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      if not (TestCollisionXwithXYShift(Gear, _0, -1, hwSign(Gear^.dX))
         or TestCollisionYwithGear(Gear, -1)) then Gear^.Y:= Gear^.Y - _1;
      end;

   if (not cArtillery) and ((Gear^.Message and gm_Precise) = 0) and (not TestCollisionXwithGear(Gear, hwSign(Gear^.dX))) then
      Gear^.X:= Gear^.X + SignAs(_1, Gear^.dX);

   SetAllHHToActive;

   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
   begin
   Gear^.Y:= Gear^.Y + _1;
   if not TestCollisionYwithGear(Gear, 1) then
      begin
      Gear^.Y:= Gear^.Y - _6;
      Gear^.dY:= _0;
      Gear^.State:= Gear^.State or gstMoving;
      exit
      end;
   end
   end
   end
   end
   end
   end;
   AddGearCI(Gear)
   end
end;

procedure HedgehogChAngle(Gear: PGear);
var da: LongWord;
begin
with PHedgehog(Gear^.Hedgehog)^ do
    if (Ammo^[CurSlot, CurAmmo].AmmoType = amRope)
    and ((Gear^.State and (gstMoving or gstHHJumping)) = gstMoving) then da:= 2 else da:= 1;

if (((Gear^.Message and gm_Precise) = 0) or ((GameTicks mod 5) = 1)) then
    if ((Gear^.Message and gm_Up) <> 0) and (Gear^.Angle >= CurMinAngle + da) then dec(Gear^.Angle, da)
    else
    if ((Gear^.Message and gm_Down) <> 0) and (Gear^.Angle + da <= CurMaxAngle) then inc(Gear^.Angle, da)
end;

procedure doStepHedgehog(Gear: PGear); forward;
////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehogMoving(Gear: PGear);
var isFalling: boolean;
begin
if PHedgehog(Gear^.Hedgehog)^.Unplaced then
   begin
   Gear^.dY:= _0;
   Gear^.dX:= _0;
   Gear^.State:= Gear^.State and not gstMoving;
   exit
   end;
isFalling:= (Gear^.dY.isNegative) or not TestCollisionYKick(Gear, 1);
if isFalling then
   begin
   if (Gear^.dY.isNegative) and TestCollisionYKick(Gear, -1) then Gear^.dY:= _0;
   Gear^.State:= Gear^.State or gstMoving;
   Gear^.dY:= Gear^.dY + cGravity
   end else
   begin
   if ((hwAbs(Gear^.dX) + hwAbs(Gear^.dY)) < _0_55)
      and ((Gear^.State and gstHHJumping) <> 0) then SetLittle(Gear^.dX);

   if not Gear^.dY.isNegative then
      begin
      CheckHHDamage(Gear);

      if ((Gear^.State and gstHHHJump) <> 0) and (not cArtillery) and
         (Gear^.dX.QWordValue < _0_02.QWordValue) then Gear^.dX.isNegative:= not Gear^.dX.isNegative; // landing after high jump

      Gear^.State:= Gear^.State and not (gstHHJumping or gstHHHJump);
      Gear^.dY:= _0;
      end else Gear^.dY:= Gear^.dY + cGravity;

   if ((Gear^.State and gstMoving) <> 0) then Gear^.dX:= Gear^.dX * Gear^.Friction
   end;

if (Gear^.State <> 0) then DeleteCI(Gear);

if (Gear^.State and gstMoving) <> 0 then
   if TestCollisionXKick(Gear, hwSign(Gear^.dX)) then
      if not isFalling then
         if hwAbs(Gear^.dX) > _0_01 then
            if not TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -1, hwSign(Gear^.dX)) then begin Gear^.X:= Gear^.X + Gear^.dX; Gear^.dX:= Gear^.dX * _0_96; Gear^.Y:= Gear^.Y - _1 end else
            if not TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -2, hwSign(Gear^.dX)) then begin Gear^.X:= Gear^.X + Gear^.dX; Gear^.dX:= Gear^.dX * _0_93; Gear^.Y:= Gear^.Y - _2 end else
            if not TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -3, hwSign(Gear^.dX)) then begin Gear^.X:= Gear^.X + Gear^.dX; Gear^.dX:= Gear^.dX * _0_9 ; Gear^.Y:= Gear^.Y - _3 end else
            if not TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -4, hwSign(Gear^.dX)) then begin Gear^.X:= Gear^.X + Gear^.dX; Gear^.dX:= Gear^.dX * _0_87; Gear^.Y:= Gear^.Y - _4 end else
            if not TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -5, hwSign(Gear^.dX)) then begin Gear^.X:= Gear^.X + Gear^.dX; Gear^.dX:= Gear^.dX * _0_84; Gear^.Y:= Gear^.Y - _5 end else
            if hwAbs(Gear^.dX) > _0_02 then Gear^.dX:= -Gear^.Elasticity * Gear^.dX
                                   else begin
                                        Gear^.State:= Gear^.State and not gstMoving;
                                        SetLittle(Gear^.dX)
                                        end
            else begin
                 Gear^.State:= Gear^.State and not gstMoving;
                 SetLittle(Gear^.dX)
                 end
         else if (hwAbs(Gear^.dX) > cLittle)
                and ((Gear^.State and gstHHJumping) = 0)
                then Gear^.dX:= -Gear^.Elasticity * Gear^.dX
                else SetLittle(Gear^.dX);

if (not isFalling) and
   (hwAbs(Gear^.dX) + hwAbs(Gear^.dY) < _0_03) then
   begin
   Gear^.State:= Gear^.State and not gstWinner;
   Gear^.State:= Gear^.State and not gstMoving;
   SetLittle(Gear^.dX);
   Gear^.dY:= _0
   end else Gear^.State:= Gear^.State or gstMoving;

if (Gear^.State and gstMoving) <> 0 then
   begin
   Gear^.State:= Gear^.State and not gstAnimation;
// ARTILLERY but not being moved by explosions
   Gear^.X:= Gear^.X + Gear^.dX;
   Gear^.Y:= Gear^.Y + Gear^.dY;
   if (not Gear^.dY.isNegative) and
      (not TestCollisionYKick(Gear, 1)) and
       TestCollisionYwithXYShift(Gear, 0, 1, 1) then
      begin
      CheckHHDamage(Gear);
      Gear^.dY:= _0;
      Gear^.Y:= Gear^.Y + _1
      end;
   CheckGearDrowning(Gear);
   if (Gear^.State and gstDrowning) <> 0 then isCursorVisible:= false
   end;

if (hwAbs(Gear^.dY) > _0) and (Gear^.FlightTime > 0) and ((GameFlags and gfLowGravity) = 0) then
    begin
    inc(Gear^.FlightTime, 1);
    if Gear^.FlightTime = 2000 then
        begin
        AddCaption(GetEventString(eidHomerun), cWhiteColor, capgrpMessage);
        PlaySound(sndHomerun)
        end;
    end
else
    begin
    Gear^.FlightTime:= 0;
    end;

end;

procedure doStepHedgehogDriven(Gear: PGear);
var t: PGear;
    wasJumping: boolean;
begin
if not isInMultiShoot then
   AllInactive:= false
else
   Gear^.Message:= 0;

if (TurnTimeLeft = 0) or (Gear^.Damage > 0) then
    begin
    TurnTimeLeft:= 0;
    isCursorVisible:= false;
    Gear^.State:= Gear^.State and not (gstHHDriven or gstAnimation or gstAttacking);
    AttackBar:= 0;
    if Gear^.Damage > 0 then
        Gear^.State:= Gear^.State and not (gstHHJumping or gstHHHJump);
    exit
    end;

if (Gear^.State and gstAnimation) <> 0 then
    begin
    Gear^.Message:= 0;
    if (Gear^.Pos = Wavez[TWave(Gear^.Tag)].VoiceDelay) and (Gear^.Timer = 0) then PlaySound(Wavez[TWave(Gear^.Tag)].Voice, PHedgehog(Gear^.Hedgehog)^.Team^.voicepack);
    inc(Gear^.Timer);
    if Gear^.Timer = Wavez[TWave(Gear^.Tag)].Interval then
        begin
        Gear^.Timer:= 0;
        inc(Gear^.Pos);
        if Gear^.Pos = Wavez[TWave(Gear^.Tag)].FramesCount then
            Gear^.State:= Gear^.State and not gstAnimation
        end;
    exit
    end;

if ((Gear^.State and gstMoving) <> 0)
    or (StepTicks = cHHStepTicks)
    or (CurAmmoGear <> nil) then // we are moving
    begin
    with PHedgehog(Gear^.Hedgehog)^ do
        if (CurAmmoGear = nil)
        and (Gear^.dY > _0_39)
        and (Ammo^[CurSlot, CurAmmo].AmmoType = amParachute) then Gear^.Message:= Gear^.Message or gm_Attack;
    // check for case with ammo
    t:= CheckGearNear(Gear, gtCase, 36, 36);
    if t <> nil then
        PickUp(Gear, t)
    end;

if (CurAmmoGear = nil) then
    if (((Gear^.Message and gm_Attack) <> 0)
        or ((Gear^.State and gstAttacking) <> 0)) then
        Attack(Gear) // should be before others to avoid desync with '/put' msg and changing weapon msgs
    else
else with PHedgehog(Gear^.Hedgehog)^ do
     if ((CurAmmoGear^.Ammo^.Propz and ammoprop_AltAttack) <> 0)
        and ((Gear^.Message and gm_LJump) <> 0)
        and (((Ammo^[CurSlot, CurAmmo].Propz) and ammoprop_AltUse) <> 0) then
        begin
        Gear^.Message:= Gear^.Message and not gm_LJump;
        Attack(Gear)
        end;

if (CurAmmoGear = nil)
    or ((CurAmmoGear^.Ammo^.Propz and ammoprop_AltAttack) <> 0) then
    begin
    if ((Gear^.Message and gm_Slot) <> 0) then
        begin
        ChangeAmmo(Gear);
        ApplyAmmoChanges(PHedgehog(Gear^.Hedgehog)^)
        end;

    if ((Gear^.Message and gm_Weapon) <> 0) then HHSetWeapon(Gear);

    if ((Gear^.Message and gm_Timer) <> 0) then HHSetTimer(Gear);
    end;

if CurAmmoGear <> nil then
   begin
   CurAmmoGear^.Message:= Gear^.Message;
   exit
   end;

if not isInMultiShoot then
   HedgehogChAngle(Gear);

if (Gear^.State and gstMoving) <> 0 then
    begin
    wasJumping:= ((Gear^.State and gstHHJumping) <> 0);

    if ((Gear^.Message and gm_HJump) <> 0) and
        wasJumping and
        ((Gear^.State and gstHHHJump) = 0) then
        if (not (hwAbs(Gear^.dX) > cLittle)) and (Gear^.dY < -_0_02) then
            begin
            Gear^.State:= Gear^.State or gstHHHJump;
            Gear^.dY:= -_0_25;
            if not cArtillery then Gear^.dX:= -SignAs(_0_02, Gear^.dX);
            PlaySound(sndJump2, PHedgehog(Gear^.Hedgehog)^.Team^.voicepack)
            end;

    Gear^.Message:= Gear^.Message and not (gm_LJump or gm_HJump);

    if (not cArtillery) and wasJumping and
        TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then SetLittle(Gear^.dX);

    doStepHedgehogMoving(Gear);

    if ((Gear^.State and (gstMoving or gstDrowning)) = 0) then
        begin
        AddGearCI(Gear);
        if wasJumping then
            StepTicks:= 410
        else
            StepTicks:= 95
        end;
    exit
    end;

    if not isInMultiShoot then
        begin
        if StepTicks > 0 then dec(StepTicks);
        if (StepTicks = 0) then HedgehogStep(Gear)
        end
end;

////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehogFree(Gear: PGear);
var prevState: Longword;
begin
prevState:= Gear^.State;

doStepHedgehogMoving(Gear);

if (Gear^.State and (gstMoving or gstDrowning)) <> 0 then
    begin
    if Gear^.Damage > 0 then CalcRotationDirAngle(Gear);
    AllInactive:= false;
    exit
    end;

if (Gear^.Health = 0) then
    begin
    if PrvInactive then
        begin
        Gear^.Timer:= 0;
        Gear^.State:= Gear^.State or gstHHDeath;
        Gear^.doStep:= @doStepHedgehogDead;
        FollowGear:= Gear;
        PrvInactive:= false;
        AllInactive:= false;

        // Death message
        AddCaption(Format(GetEventString(eidDied), PHedgehog(Gear^.Hedgehog)^.Name), cWhiteColor, capgrpMessage);
        end;
    exit
    end;

if ((Gear^.State and gstWait) = 0) and
    (prevState <> Gear^.State) then
    begin
    Gear^.State:= gstWait;
    Gear^.Timer:= 150
    end else
    begin
    if Gear^.Timer = 0 then
        begin
        Gear^.State:= 0;
        Gear^.Active:= false;
        AddGearCI(Gear);
        exit
        end else dec(Gear^.Timer)
    end;

AllInactive:= false
end;

////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehog(Gear: PGear);
begin
if (Gear^.Message and gm_Destroy) <> 0 then
    begin
    DeleteGear(Gear);
    exit
    end;

if (Gear^.State and gstHHDriven) = 0 then
    doStepHedgehogFree(Gear)
else
    begin
    with PHedgehog(Gear^.Hedgehog)^ do
        if Team^.hasGone then TeamGoneEffect(Team^);
    doStepHedgehogDriven(Gear)
    end;
end;