(*
* Hedgewars, a worms-like game
* Copyright (c) 2004-2007 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 Attack(Gear: PGear);
var xx, yy: hwFloat;
begin
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((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, false)
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, false);
end;
xx:= SignAs(AngleSin(Angle), dX);
yy:= -AngleCos(Angle);
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);
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);
amUFO: FollowGear:= AddGear(hwRound(X), hwRound(Y), gtUFO, 0, xx*Power/cPowerDivisor, yy*Power/cPowerDivisor, 0);
amShotgun: begin
PlaySound(sndShotgunReload, false);
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: TurnTimeLeft:= 0;
amRope: CurAmmoGear:= AddGear(hwRound(Gear^.X), hwRound(Gear^.Y), gtRope, 0, xx, yy, 0);
amMine: AddGear(hwRound(X) + hwSign(dX) * 7, hwRound(Y), gtMine, 0, SignAs(_0_02, dX), _0, 3000);
amDEagle: AddGear(hwRound(X + xx * cHHRadius), hwRound(Y + yy * cHHRadius), gtDEagleShot, 0, xx * _0_5, yy * _0_5, 0);
amDynamite: AddGear(hwRound(X) + hwSign(dX) * 7, hwRound(Y), gtDynamite, 0, SignAs(_0_03, dX), _0, 5000);
amBaseballBat: AddGear(hwRound(X) + hwSign(dX) * 10, hwRound(Y), gtShover, 0, xx * _0_5, yy * _0_5, 0)^.Radius:= 20;
amFirePunch: CurAmmoGear:= AddGear(hwRound(X) + hwSign(dX) * 10, hwRound(Y), gtFirePunch, 0, _0, _0, 0);
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);
end;
Power:= 0;
if CurAmmoGear <> nil then
begin
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;
begin
with CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog].Gear^,
CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog] do
begin
Inc(AttacksNum);
State:= State and not gstAttacking;
if Ammo^[CurSlot, CurAmmo].NumPerTurn >= AttacksNum then isInMultiShoot:= true
else begin
TurnTimeLeft:= Ammoz[Ammo^[CurSlot, CurAmmo].AmmoType].TimeAfterTurn;
State:= State or gstAttacked;
OnUsedAmmo(CurrentTeam^.Hedgehogs[CurrentTeam^.CurrHedgehog])
end;
AttackBar:= 0;
end
end;
////////////////////////////////////////////////////////////////////////////////
procedure PickUp(HH, Gear: PGear);
var s: shortstring;
a: TAmmoType;
begin
Gear^.Message:= gm_Destroy;
case Gear^.Pos of
posCaseAmmo: begin
a:= TAmmoType(Gear^.State);
AddAmmo(PHedgehog(HH^.Hedgehog), a);
s:= trammo[Ammoz[a].NameId] + '(+' + IntToStr(Ammoz[a].NumberInCase) + ')';
AddCaption(s, PHedgehog(HH^.Hedgehog)^.Team^.Clan^.Color, capgrpAmmoinfo);
end;
posCaseHealth: begin
inc(HH^.Health, Gear^.Health);
str(Gear^.Health, s);
s:= '+' + s;
AddCaption(s, PHedgehog(HH^.Hedgehog)^.Team^.Clan^.Color, capgrpAmmoinfo);
RenderHealth(PHedgehog(HH^.Hedgehog)^);
RecountTeamHealth(PHedgehog(HH^.Hedgehog)^.Team)
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_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;
Gear^.dX:= SignAs(_0_15, Gear^.dX);
Gear^.State:= Gear^.State or gstMoving or gstHHJumping;
exit
end;
end;
if ((Gear^.Message and gm_HJump ) <> 0) then
begin
DeleteCI(Gear);
Gear^.Message:= Gear^.Message and not gm_HJump;
if not TestCollisionYwithGear(Gear, -1) then
begin
Gear^.dY:= -_0_2;
SetLittle(Gear^.dX);
Gear^.State:= Gear^.State or gstMoving or gstHHJumping;
exit
end;
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;
StepTicks:= cHHStepTicks;
if PrevdX <> hwSign(Gear^.dX) then exit;
DeleteCI(Gear); // after exit!! ^^^^
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 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);
begin
if ((Gear^.State and gstMoving) = 0) then
if (Gear^.Message and gm_Up )<>0 then if Gear^.Angle > CurMinAngle then dec(Gear^.Angle)
else else
if (Gear^.Message and gm_Down )<>0 then if Gear^.Angle < CurMaxAngle then inc(Gear^.Angle);
end;
procedure doStepHedgehog(Gear: PGear); forward;
////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehogMoving(Gear: PGear);
var isFalling: boolean;
begin
isFalling:= 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);
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 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 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;
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)
end
end;
procedure doStepHedgehogDriven(Gear: PGear);
var t: PGear;
begin
if isInMultiShoot and (Gear^.Damage = 0) then
begin
exit
end;
AllInactive:= false;
if (TurnTimeLeft = 0) or (Gear^.Damage > 0) then
begin
TurnTimeLeft:= 0;
Gear^.State:= Gear^.State and not gstHHDriven;
if Gear^.Damage > 0 then
Gear^.State:= Gear^.State and not (gstHHJumping or gstHHHJump);
exit
end;
if ((Gear^.State and gstMoving) <> 0)
or (StepTicks = cHHStepTicks)
or (CurAmmoGear <> nil) then // we're moving
begin
// check for case with ammo
t:= CheckGearNear(Gear, gtCase, 36, 36);
if t <> nil then
PickUp(Gear, t)
end;
if CurAmmoGear <> nil then
begin
CurAmmoGear^.Message:= Gear^.Message;
exit
end;
if ((Gear^.Message and gm_Attack) <> 0) or
((Gear^.State and gstAttacking) <> 0) then Attack(Gear);
if (Gear^.State and gstMoving) <> 0 then
begin
if ((Gear^.Message and gm_HJump) <> 0) and
((Gear^.State and gstHHJumping) <> 0) 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 or gstMoving;
Gear^.dY:= -_0_25;
Gear^.dX:= SignAs(_0_02, Gear^.dX)
end;
Gear^.Message:= Gear^.Message and not (gm_LJump or gm_HJump);
if ((Gear^.State and gstHHJumping) <> 0) and
TestCollisionXwithGear(Gear, hwSign(Gear^.dX)) then SetLittle(Gear^.dX);
doStepHedgehogMoving(Gear);
if (Gear^.State and gstMoving) = 0 then
begin
AddGearCI(Gear);
StepTicks:= 350
end;
exit
end;
HedgehogChAngle(Gear);
if StepTicks > 0 then dec(StepTicks);
if (StepTicks = 0) then HedgehogStep(Gear)
end;
////////////////////////////////////////////////////////////////////////////////
procedure doStepHedgehogFree(Gear: PGear);
var prevState: Longword;
begin
prevState:= Gear^.State;
doStepHedgehogMoving(Gear);
if (Gear^.State and gstMoving) = 0 then
if Gear^.Health = 0 then
begin
if AllInactive 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;
AllInactive:= false;
exit
end;
AllInactive:= false;
if ((Gear^.State and gstMoving) = 0) then
if ((Gear^.State and gstAnimation) = 0) and
(prevState <> Gear^.State) then
begin
Gear^.State:= gstAnimation;
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
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 doStepHedgehogDriven(Gear)
end;