hedgewars/GSHandlers.inc
author unc0rr
Sat, 03 Sep 2005 16:01:28 +0000
changeset 10 edf56dca1587
parent 9 4cbf854ad095
child 13 7a5db822fd3f
permissions -rw-r--r--
- Mine weapon - Random mines on map - Refactored code that places weapons to slots - Generating more spawn points - cMaxSlot -> cMaxSlotIndex, cMaxSlotAmmo -> cMaxSlotAmmoIndex - Changed weapons to slots mapping
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(*
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 * Hedgewars, a worms-like game
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 * Copyright (c) 2004, 2005 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * Distributed under the terms of the BSD-modified licence:
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * with the Software without restriction, including without limitation the
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 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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 * sell copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. The name of the author may not be used to endorse or promote products
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 *    derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *)
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procedure doStepDrowningGear(Gear: PGear); forward;
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function CheckGearDrowning(Gear: PGear): boolean;
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begin
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Result:= Gear.Y + Gear.HalfHeight >= cWaterLine;
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if Result then
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   begin
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   Gear.State:= gstDrowning;
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   Gear.doStep:= doStepDrowningGear;
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   PlaySound(sndSplash)
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   end
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end;
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procedure CheckCollision(Gear: PGear);
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begin
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if TestCollisionXwithGear(Gear, Sign(Gear.X)) or TestCollisionYwithGear(Gear, Sign(Gear.Y))
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   then Gear.State:= Gear.State or      gstCollision
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   else Gear.State:= Gear.State and not gstCollision
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end;
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procedure CheckHHDamage(Gear: PGear);
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begin
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if Gear.dY > 0.35 then Gear.Damage:= Gear.Damage + round(25 * (abs(Gear.dY) - 0.35));
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end;
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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procedure CalcRotationDirAngle(Gear: PGear);
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var dAngle: real;
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begin
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dAngle:= (abs(Gear.dX) + abs(Gear.dY))*0.1;
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if Gear.dX >= 0 then Gear.DirAngle:= Gear.DirAngle + dAngle
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                else Gear.DirAngle:= Gear.DirAngle - dAngle;
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if Gear.DirAngle < 0 then Gear.DirAngle:= Gear.DirAngle + 16
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else if Gear.DirAngle >= 16 then Gear.DirAngle:= Gear.DirAngle - 16
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepDrowningGear(Gear: PGear);
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begin
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AllInactive:= false;
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Gear.Y:= Gear.Y + cDrownSpeed;
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if round(Gear.Y) > Gear.HalfHeight + cWaterLine + 48 + cVisibleWater then DeleteGear(Gear)
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepFallingGear(Gear: PGear);
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var b: boolean;
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begin
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if TestCollisionYwithGear(Gear, Sign(Gear.dY)) then
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   begin
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   Gear.dX:=   Gear.dX * Gear.Friction;
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   Gear.dY:= - Gear.dY * Gear.Elasticity;
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   b:= false
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   end else b:= true;
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if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then
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   begin
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   Gear.dX:= - Gear.dX * Gear.Elasticity;
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//   Gear.dY:=   Gear.dY;
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   b:= false
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   end;
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if b then
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   begin
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   Gear.dY:= Gear.dY + cGravity;
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   Gear.State:= Gear.State and not gstCollision
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   end else
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   begin
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   if sqr(Gear.dX) + sqr(Gear.dY) < 0.00001 then
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      if (Gear.Timer = 0) then Gear.Active:= false
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                          else begin
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                          Gear.dX:= 0;
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                          Gear.dY:= 0
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                          end;
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   Gear.State:= Gear.State or gstCollision
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   end;
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Gear.X:= Gear.X + Gear.dX;
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Gear.Y:= Gear.Y + Gear.dY;
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CheckGearDrowning(Gear);
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if (sqr(Gear.dX) + sqr(Gear.dY) < 0.003) then Gear.State:= Gear.State and not gstMoving
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                                         else Gear.State:= Gear.State or      gstMoving
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepCloud(Gear: PGear);
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begin
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Gear.X:= Gear.X + cWindSpeed * 200 + Gear.dX;
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if Gear.X < -cScreenWidth-256 then Gear.X:= cScreenWidth + 2048 else
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if Gear.X > cScreenWidth + 2048 then Gear.X:= -cScreenWidth - 256
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepBomb(Gear: PGear);
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begin
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AllInactive:= false;
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doStepFallingGear(Gear);
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dec(Gear.Timer);
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if Gear.Timer = 0 then
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   begin
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   doMakeExplosion(round(Gear.X), round(Gear.Y), 50, EXPLAutoSound);
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   DeleteGear(Gear);
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   SetAllToActive;
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   exit
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   end;
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CalcRotationDirAngle(Gear);
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if (Gear.State and (gstCollision or gstMoving)) = (gstCollision or gstMoving) then PlaySound(sndGrenadeImpact)
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepGrenade(Gear: PGear);
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begin
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AllInactive:= false;
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Gear.dX:= Gear.dX + cWindSpeed;
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doStepFallingGear(Gear);
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if (Gear.State and gstCollision) <> 0 then
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   begin
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   doMakeExplosion(round(Gear.X), round(Gear.Y), 50, EXPLAutoSound);
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   DeleteGear(Gear);
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   SetAllToActive;
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   exit
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   end;
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if (GameTicks and $3F) = 0 then
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   AddGear(round(Gear.X), round(Gear.Y), gtSmokeTrace, 0)
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepHealthTag(Gear: PGear);
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begin
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AllInactive:= false;
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dec(Gear.Timer);
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Gear.Y:= Gear.Y - 0.07;
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if Gear.Timer = 0 then
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   begin
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   PHedgehog(Gear.Hedgehog).Gear.Active:= true;
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   DeleteGear(Gear)
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   end
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepGrave(Gear: PGear);
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begin
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AllInactive:= false;
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if Gear.dY < 0 then
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   if TestCollisionY(Gear, -1) then Gear.dY:= 0;
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if Gear.dY >=0 then
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   if TestCollisionY(Gear, 1) then
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      begin
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      Gear.dY:= - Gear.dY * Gear.Elasticity;
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      if Gear.dY > - 0.001 then
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         begin
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         Gear.Active:= false;
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         exit
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         end else if Gear.dY < - 0.03 then PlaySound(sndGraveImpact)
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      end;
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Gear.Y:= Gear.Y + Gear.dY;
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CheckGearDrowning(Gear);
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Gear.dY:= Gear.dY + cGravity
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepUFOWork(Gear: PGear);
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var t: real;
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begin
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AllInactive:= false;
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t:= sqrt(sqr(Gear.dX) + sqr(Gear.dY));
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Gear.dX:= Gear.Elasticity * (Gear.dX + 0.000004 * (TargetPoint.X - trunc(Gear.X)));
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Gear.dY:= Gear.Elasticity * (Gear.dY + 0.000004 * (TargetPoint.Y - trunc(Gear.Y)));
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t:= t / (sqrt(sqr(Gear.dX) + sqr(Gear.dY)));
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Gear.dX:= Gear.dX * t;
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Gear.dY:= Gear.dY * t;
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Gear.X:= Gear.X + Gear.dX;
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Gear.Y:= Gear.Y + Gear.dY;
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CheckCollision(Gear);
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dec(Gear.Timer);
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if ((Gear.State and gstCollision) <> 0) or (Gear.Timer = 0) then
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   begin
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   doMakeExplosion(round(Gear.X), round(Gear.Y), 50, EXPLAutoSound);
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   DeleteGear(Gear);
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   SetAllToActive
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   end;
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end;
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procedure doStepUFO(Gear: PGear);
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begin
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AllInactive:= false;
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Gear.X:= Gear.X + Gear.dX;
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Gear.Y:= Gear.Y + Gear.dY;
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Gear.dY:= Gear.dY + cGravity;
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CheckCollision(Gear);
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if (Gear.State and gstCollision) <> 0 then
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   begin
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   doMakeExplosion(round(Gear.X), round(Gear.Y), 50, EXPLAutoSound);
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   DeleteGear(Gear);
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   SetAllToActive;
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   exit
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   end;
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dec(Gear.Timer);
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if Gear.Timer = 0 then
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   begin
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   Gear.Timer:= 5000;
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   Gear.doStep:= doStepUFOWork
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   end;
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepShotgunShot(Gear: PGear);
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var i: LongWord;
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begin
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AllInactive:= false;
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if Gear.Timer > 0 then
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   begin
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   dec(Gear.Timer);
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   if Gear.Timer = 1 then PlaySound(sndShotgunFire);
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   exit
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   end;
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i:= 200;
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repeat
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Gear.X:= Gear.X + Gear.dX;
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Gear.Y:= Gear.Y + Gear.dY;
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CheckCollision(Gear);
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if (Gear.State and gstCollision) <> 0 then
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   begin
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   doMakeExplosion(round(Gear.X), round(Gear.Y), 25, EXPLAllDamageInRadius);
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   DeleteGear(Gear);
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   SetAllToActive;
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   exit
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   end;
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dec(i)
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until i = 0;
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if (Gear.X < 0) or (Gear.Y < 0) or (Gear.X > 2048) or (Gear.Y > 1024) then
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   DeleteGear(Gear)
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepActionTimer(Gear: PGear);
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begin
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case Gear.State of
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     gtsStartGame: begin
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                   dec(Gear.Timer);
4
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                   AllInactive:= false;
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                   if Gear.Timer > 0 then exit;
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                   AddCaption('Let''s fight!', $FFFFFF, capgrpStartGame);
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                   DeleteGear(Gear)
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                   end;
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  gtsSmoothWindCh: begin
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                   if Gear.Timer = 0 then
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                      begin
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                      Gear.Timer:= 10;
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                      if WindBarWidth < Gear.Tag then inc(WindBarWidth)
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                         else if WindBarWidth > Gear.Tag then dec(WindBarWidth)
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                         else DeleteGear(Gear)
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                      end else dec(Gear.Timer)
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                   end;
4
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     end;
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end;
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////////////////////////////////////////////////////////////////////////////////
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procedure doStepPickHammerWork(Gear: PGear);
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var i, ei: integer;
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    HHGear: PGear;
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begin
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Allinactive:= false;
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dec(Gear.Timer);
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if (Gear.Timer = 0)or((Gear.Message and gm_Destroy) <> 0) then
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   begin
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   DeleteGear(Gear);
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   AfterAttack;
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   SetAllToActive;
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   exit
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   end;
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HHGear:= PHedgehog(Gear.Hedgehog).Gear;
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if (Gear.Timer and $3F) = 0 then
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diff changeset
   306
   begin
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unc0rr
parents: 1
diff changeset
   307
   i:= round(Gear.X) - Gear.HalfWidth  - GetRandom(2);
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unc0rr
parents: 1
diff changeset
   308
   ei:= round(Gear.X) + Gear.HalfWidth + GetRandom(2);
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unc0rr
parents: 1
diff changeset
   309
   while i <= ei do
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unc0rr
parents: 1
diff changeset
   310
         begin
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unc0rr
parents: 1
diff changeset
   311
         doMakeExplosion(i, round(Gear.Y) + 3, 3, 0);
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unc0rr
parents: 1
diff changeset
   312
         inc(i, 1)
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unc0rr
parents: 1
diff changeset
   313
         end;
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unc0rr
parents: 1
diff changeset
   314
   SetAllToActive;
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unc0rr
parents: 1
diff changeset
   315
   Gear.X:= Gear.X + Gear.dX;
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unc0rr
parents: 1
diff changeset
   316
   Gear.Y:= Gear.Y + 1.9
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unc0rr
parents: 1
diff changeset
   317
   end;
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unc0rr
parents: 1
diff changeset
   318
if TestCollisionYwithGear(Gear, 1) then
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unc0rr
parents: 1
diff changeset
   319
   begin
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unc0rr
parents: 1
diff changeset
   320
   Gear.dY:= 0;
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unc0rr
parents: 1
diff changeset
   321
   HHGear.dX:= 0.0000001 * Sign(PGear(Gear.Hedgehog).dX);
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unc0rr
parents: 1
diff changeset
   322
   HHGear.dY:= 0;
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unc0rr
parents: 1
diff changeset
   323
   end else
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unc0rr
parents: 1
diff changeset
   324
   begin
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unc0rr
parents: 1
diff changeset
   325
   Gear.dY:= Gear.dY + cGravity;
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unc0rr
parents: 1
diff changeset
   326
   Gear.Y:= Gear.Y + Gear.dY;
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unc0rr
parents: 1
diff changeset
   327
   if Gear.Y > 1024 then Gear.Timer:= 1
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unc0rr
parents: 1
diff changeset
   328
   end;
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unc0rr
parents: 1
diff changeset
   329
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unc0rr
parents: 1
diff changeset
   330
Gear.X:= Gear.X + HHGear.dX;
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unc0rr
parents: 1
diff changeset
   331
HHGear.X:= Gear.X;
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unc0rr
parents: 1
diff changeset
   332
HHGear.Y:= Gear.Y - cHHHalfHeight;
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unc0rr
parents: 1
diff changeset
   333
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unc0rr
parents: 1
diff changeset
   334
if (Gear.Message and gm_Attack) <> 0 then
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unc0rr
parents: 1
diff changeset
   335
   if (Gear.State and gsttmpFlag) <> 0 then Gear.Timer:= 1 else else
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unc0rr
parents: 1
diff changeset
   336
   if (Gear.State and gsttmpFlag) = 0 then Gear.State:= Gear.State or gsttmpFlag;
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unc0rr
parents: 1
diff changeset
   337
if ((Gear.Message and gm_Left) <> 0) then Gear.dX:= -0.3 else
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unc0rr
parents: 1
diff changeset
   338
   if ((Gear.Message and gm_Right) <> 0) then Gear.dX:= 0.3
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unc0rr
parents: 1
diff changeset
   339
                                         else Gear.dX:= 0;
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unc0rr
parents: 1
diff changeset
   340
end;
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unc0rr
parents: 1
diff changeset
   341
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unc0rr
parents: 1
diff changeset
   342
procedure doStepPickHammer(Gear: PGear);
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unc0rr
parents: 1
diff changeset
   343
var i, y: integer;
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unc0rr
parents: 1
diff changeset
   344
    ar: TRangeArray;
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unc0rr
parents: 1
diff changeset
   345
begin
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unc0rr
parents: 1
diff changeset
   346
i:= 0;
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unc0rr
parents: 1
diff changeset
   347
y:= round(Gear.Y) - cHHHalfHeight*2;
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unc0rr
parents: 1
diff changeset
   348
while y < round(Gear.Y) do
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unc0rr
parents: 1
diff changeset
   349
   begin
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unc0rr
parents: 1
diff changeset
   350
   ar[i].Left := round(Gear.X) - Gear.HalfWidth - GetRandom(2);
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unc0rr
parents: 1
diff changeset
   351
   ar[i].Right:= round(Gear.X) + Gear.HalfWidth + GetRandom(2);
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unc0rr
parents: 1
diff changeset
   352
   inc(y, 2);
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unc0rr
parents: 1
diff changeset
   353
   inc(i)
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unc0rr
parents: 1
diff changeset
   354
   end;
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unc0rr
parents: 1
diff changeset
   355
DrawLineExplosions(@ar, 3, round(Gear.Y) - cHHHalfHeight*2, 2, Pred(i));
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unc0rr
parents: 1
diff changeset
   356
Gear.dY:= PHedgehog(Gear.Hedgehog).Gear.dY;
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unc0rr
parents: 1
diff changeset
   357
doStepPickHammerWork(Gear);
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unc0rr
parents: 1
diff changeset
   358
Gear.doStep:= doStepPickHammerWork
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unc0rr
parents: 1
diff changeset
   359
end;
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unc0rr
parents: 1
diff changeset
   360
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   361
////////////////////////////////////////////////////////////////////////////////
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unc0rr
parents: 1
diff changeset
   362
procedure doStepRopeWork(Gear: PGear);
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unc0rr
parents: 1
diff changeset
   363
const pidiv2: real = pi/2;
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unc0rr
parents: 1
diff changeset
   364
      flCheck: boolean = false;
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unc0rr
parents: 1
diff changeset
   365
var HHGear: PGear;
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unc0rr
parents: 1
diff changeset
   366
    len, cs, cc, tx, ty: real;
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unc0rr
parents: 1
diff changeset
   367
    lx, ly: integer;
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unc0rr
parents: 1
diff changeset
   368
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unc0rr
parents: 1
diff changeset
   369
    procedure DeleteMe;
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unc0rr
parents: 1
diff changeset
   370
    begin
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unc0rr
parents: 1
diff changeset
   371
      with HHGear^ do
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unc0rr
parents: 1
diff changeset
   372
           begin
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unc0rr
parents: 1
diff changeset
   373
           Message:= Message and not gm_Attack;
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unc0rr
parents: 1
diff changeset
   374
           State:= State or gstFalling;
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unc0rr
parents: 1
diff changeset
   375
           end;
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unc0rr
parents: 1
diff changeset
   376
      DeleteGear(Gear);
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unc0rr
parents: 1
diff changeset
   377
      OnUsedAmmo(PHedgehog(Gear.Hedgehog)^.Ammo);
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unc0rr
parents: 1
diff changeset
   378
      ApplyAmmoChanges(PHedgehog(Gear.Hedgehog))
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unc0rr
parents: 1
diff changeset
   379
    end;
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unc0rr
parents: 1
diff changeset
   380
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unc0rr
parents: 1
diff changeset
   381
begin
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unc0rr
parents: 1
diff changeset
   382
HHGear:= PHedgehog(Gear.Hedgehog).Gear;
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unc0rr
parents: 1
diff changeset
   383
if (HHGear.State and gstHHDriven) = 0 then
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unc0rr
parents: 1
diff changeset
   384
   begin
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unc0rr
parents: 1
diff changeset
   385
   DeleteMe;
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unc0rr
parents: 1
diff changeset
   386
   exit
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unc0rr
parents: 1
diff changeset
   387
   end;
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unc0rr
parents: 1
diff changeset
   388
Gear.dX:= HHGear.X - Gear.X;
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unc0rr
parents: 1
diff changeset
   389
Gear.dY:= HHGear.Y - Gear.Y;
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unc0rr
parents: 1
diff changeset
   390
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unc0rr
parents: 1
diff changeset
   391
if (Gear.Message and gm_Left  <> 0) then HHGear.dX:= HHGear.dX - 0.0002 else
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unc0rr
parents: 1
diff changeset
   392
if (Gear.Message and gm_Right <> 0) then HHGear.dX:= HHGear.dX + 0.0002;
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unc0rr
parents: 1
diff changeset
   393
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unc0rr
parents: 1
diff changeset
   394
if not TestCollisionYwithGear(HHGear, 1) then HHGear.dY:= HHGear.dY + cGravity;
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unc0rr
parents: 1
diff changeset
   395
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unc0rr
parents: 1
diff changeset
   396
HHGear.DirAngle:= arctan(Gear.dY + HHGear.dY, Gear.dX + HHGear.dX);
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unc0rr
parents: 1
diff changeset
   397
cs:= sin(HHGear.DirAngle);
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unc0rr
parents: 1
diff changeset
   398
cc:= cos(HHGear.DirAngle);
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unc0rr
parents: 1
diff changeset
   399
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   400
flCheck:= not flCheck;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   401
if flCheck then  // check whether rope needs dividing
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   402
   begin
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unc0rr
parents: 1
diff changeset
   403
   len:= Gear.Elasticity - 20;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   404
   while len > 5 do
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   405
         begin
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unc0rr
parents: 1
diff changeset
   406
         tx:= cc*len;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   407
         ty:= cs*len;
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unc0rr
parents: 1
diff changeset
   408
//         if   TestCollisionXwithXYShift(Gear, round(tx), round(ty), Sign(HHGear.dX))
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   409
///           or TestCollisionYwithXYShift(Gear, round(tx), round(ty), Sign(HHGear.dY)) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   410
         lx:= round(Gear.X + tx) + sign(HHGear.dX);
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unc0rr
parents: 1
diff changeset
   411
         ly:= round(Gear.Y + ty) + sign(HHGear.dY);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   412
         if ((ly and $FFFFFC00) = 0) and ((lx and $FFFFF800) = 0)and (Land[ly, lx] <> 0) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   413
           begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   414
           with RopePoints.ar[RopePoints.Count] do
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   415
                begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   416
                X:= Gear.X;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   417
                Y:= Gear.Y;
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unc0rr
parents: 1
diff changeset
   418
                if RopePoints.Count = 0 then RopePoints.HookAngle:= DxDy2Angle32(Gear.dY, Gear.dX);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   419
                b:= (cc * HHGear.dY) > (cs * HHGear.dX);
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unc0rr
parents: 1
diff changeset
   420
                dLen:= len
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unc0rr
parents: 1
diff changeset
   421
                end;
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unc0rr
parents: 1
diff changeset
   422
           Gear.X:= Gear.X + tx;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   423
           Gear.Y:= Gear.Y + ty;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   424
           inc(RopePoints.Count);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   425
           Gear.Elasticity:= Gear.Elasticity - len;
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unc0rr
parents: 1
diff changeset
   426
           Gear.Friction:= Gear.Friction - len;
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unc0rr
parents: 1
diff changeset
   427
           break
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   428
           end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   429
         len:= len - 3
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   430
         end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   431
   end else
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   432
   if RopePoints.Count > 0 then // check whether the last dividing point could be removed
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   433
      begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   434
      tx:= RopePoints.ar[Pred(RopePoints.Count)].X;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   435
      ty:= RopePoints.ar[Pred(RopePoints.Count)].Y;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   436
      if RopePoints.ar[Pred(RopePoints.Count)].b xor ((tx - Gear.X) * (ty - HHGear.Y) > (tx - HHGear.X) * (ty - Gear.Y)) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   437
         begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   438
         dec(RopePoints.Count);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   439
         Gear.X:=RopePoints.ar[RopePoints.Count].X;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   440
         Gear.Y:=RopePoints.ar[RopePoints.Count].Y;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   441
         Gear.Elasticity:= Gear.Elasticity + RopePoints.ar[RopePoints.Count].dLen;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   442
         Gear.Friction:= Gear.Friction + RopePoints.ar[RopePoints.Count].dLen
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   443
         end
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   444
      end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   445
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   446
Gear.dX:= HHGear.X - Gear.X;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   447
Gear.dY:= HHGear.Y - Gear.Y;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   448
HHGear.DirAngle:= arctan(Gear.dY + HHGear.dY, Gear.dX + HHGear.dX);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   449
cs:= sin(HHGear.DirAngle);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   450
cc:= cos(HHGear.DirAngle);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   451
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   452
HHGear.dX:= HHGear.X;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   453
HHGear.dY:= HHGear.Y;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   454
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   455
if ((Gear.Message and gm_Down) <> 0) and (Gear.Elasticity < Gear.Friction) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   456
   if not (TestCollisionXwithGear(HHGear, Sign(Gear.dX))
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   457
        or TestCollisionYwithGear(HHGear, Sign(Gear.dY))) then Gear.Elasticity:= Gear.Elasticity + 0.3;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   458
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   459
if ((Gear.Message and gm_Up) <> 0) and (Gear.Elasticity > 30) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   460
   if not (TestCollisionXwithGear(HHGear, -Sign(Gear.dX))
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   461
        or TestCollisionYwithGear(HHGear, -Sign(Gear.dY))) then Gear.Elasticity:= Gear.Elasticity - 0.3;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   462
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   463
HHGear.X:= Gear.X + cc*Gear.Elasticity;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   464
HHGear.Y:= Gear.Y + cs*Gear.Elasticity;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   465
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   466
HHGear.dX:= HHGear.X - HHGear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   467
HHGear.dY:= HHGear.Y - HHGear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   468
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   469
if TestCollisionXwithGear(HHGear, Sign(HHGear.dX)) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   470
   HHGear.dX:= -0.9 * HHGear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   471
if TestCollisionYwithGear(HHGear, Sign(HHGear.dY)) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   472
   HHGear.dY:= -0.9 * HHGear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   473
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   474
if (Gear.Message and gm_Attack) <> 0 then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   475
   if (Gear.State and gsttmpFlag) <> 0 then DeleteMe else
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   476
else if (Gear.State and gsttmpFlag) = 0 then Gear.State:= Gear.State or gsttmpFlag;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   477
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   478
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   479
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   480
procedure doStepRopeAttach(Gear: PGear);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   481
var HHGear: PGear;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   482
    tx, ty, tt: real;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   483
begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   484
Gear.X:= Gear.X + Gear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   485
Gear.Y:= Gear.Y + Gear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   486
Gear.Elasticity:= Gear.Elasticity + 1.0;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   487
HHGear:= PHedgehog(Gear.Hedgehog)^.Gear;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   488
if (HHGear.State and gstFalling) <> 0 then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   489
   if HHTestCollisionYwithGear(HHGear, 1) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   490
      begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   491
      HHGear.dY:= 0;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   492
      CheckHHDamage(HHGear);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   493
      HHGear.State:= HHGear.State and not (gstFalling or gstHHJumping);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   494
      end else
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   495
      begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   496
      if TestCollisionXwithGear(HHGear, Sign(HHGear.dX)) then HHGear.dX:= 0.0000001 * Sign(HHGear.dX);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   497
      HHGear.X:= HHGear.X + HHGear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   498
      HHGear.Y:= HHGear.Y + HHGear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   499
      Gear.X:= Gear.X + HHGear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   500
      Gear.Y:= Gear.Y + HHGear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   501
      HHGear.dY:= HHGear.dY + cGravity;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   502
      tt:= Gear.Elasticity;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   503
      tx:= 0;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   504
      ty:= 0;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   505
      while tt > 20 do
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   506
            begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   507
            if  TestCollisionXwithXYShift(Gear, round(tx), round(ty), Sign(Gear.dX))
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   508
             or TestCollisionYwithXYShift(Gear, round(tx), round(ty), Sign(Gear.dY)) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   509
                begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   510
                Gear.X:= Gear.X + tx;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   511
                Gear.Y:= Gear.Y + ty;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   512
                Gear.Elasticity:= tt;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   513
                Gear.doStep:= doStepRopeWork;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   514
                with HHGear^ do State:= State and not gstAttacking;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   515
                tt:= 0
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   516
                end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   517
            tx:= tx - Gear.dX - Gear.dX;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   518
            ty:= ty - Gear.dY - Gear.dY;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   519
            tt:= tt - 2.0;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   520
            end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   521
      end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   522
CheckCollision(Gear);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   523
if (Gear.State and gstCollision) <> 0 then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   524
   begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   525
   Gear.doStep:= doStepRopeWork;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   526
   with HHGear^ do State:= State and not gstAttacking;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   527
   if Gear.Elasticity < 10 then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   528
      Gear.Elasticity:= 10000;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   529
   end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   530
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   531
if (Gear.Elasticity >= Gear.Friction) or ((Gear.Message and gm_Attack) = 0) then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   532
   begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   533
   with PHedgehog(Gear.Hedgehog).Gear^ do
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   534
        begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   535
        State:= State and not gstAttacking;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   536
        Message:= Message and not gm_Attack
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   537
        end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   538
   DeleteGear(Gear)
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   539
   end
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   540
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   541
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   542
procedure doStepRope(Gear: PGear);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   543
begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   544
Gear.doStep:= doStepRopeAttach
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   545
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   546
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   547
////////////////////////////////////////////////////////////////////////////////
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   548
procedure doStepSmokeTrace(Gear: PGear);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   549
begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   550
inc(Gear.Timer);
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   551
if Gear.Timer > 64 then
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   552
   begin
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   553
   Gear.Timer:= 0;
9
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   554
   dec(Gear.State)
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   555
   end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   556
Gear.dX:= Gear.dX + cWindSpeed;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   557
Gear.X:= Gear.X + Gear.dX;
9
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   558
if Gear.State = 0 then DeleteGear(Gear)
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   559
end;
9
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   560
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   561
////////////////////////////////////////////////////////////////////////////////
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   562
procedure doStepExplosion(Gear: PGear);
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   563
begin
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   564
inc(Gear.Timer);
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   565
if Gear.Timer > 75 then
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   566
   begin
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   567
   inc(Gear.State);
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   568
   Gear.Timer:= 0;
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   569
   if Gear.State > 5 then DeleteGear(Gear)
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   570
   end;
4cbf854ad095 - Show explosion
unc0rr
parents: 6
diff changeset
   571
end;
10
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   572
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   573
////////////////////////////////////////////////////////////////////////////////
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   574
procedure doStepMine(Gear: PGear);
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   575
begin
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   576
if (Gear.dX <> 0) or (Gear.dY <> 0) then
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   577
   begin
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   578
   doStepFallingGear(Gear);
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   579
   AllInactive:= false
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   580
   end;
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   581
CalcRotationDirAngle(Gear);
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   582
if TurnTimeLeft = 0 then Gear.State:= Gear.State or gsttmpFlag;
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   583
if ((Gear.State and gsttmpFlag) <> 0) then
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   584
   if ((Gear.State and gstAttacking) = 0) then
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   585
      if isGearNear(Gear, gtHedgehog, 42, 25) then Gear.State:= Gear.State or gstAttacking else
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   586
      else // gstAttacking <> 0
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   587
      begin
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   588
      AllInactive:= false;
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   589
      dec(Gear.Timer);
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   590
      if Gear.Timer = 0 then
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   591
         begin
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   592
         doMakeExplosion(round(Gear.X), round(Gear.Y), 50, 0);
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   593
         DeleteGear(Gear)
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   594
         end;
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   595
      end;
edf56dca1587 - Mine weapon
unc0rr
parents: 9
diff changeset
   596
end;