hedgewars/HHHandlers.inc
changeset 4 bcbd7adb4e4b
parent 1 30f2d1037d5d
child 7 b472e4b1a106
--- a/hedgewars/HHHandlers.inc	Mon Aug 22 21:38:06 2005 +0000
+++ b/hedgewars/HHHandlers.inc	Tue Aug 23 16:17:53 2005 +0000
@@ -1,281 +1,281 @@
-(*
- * Hedgewars, a worms-like game
- * Copyright (c) 2004, 2005 Andrey Korotaev <unC0Rr@gmail.com>
- *
- * Distributed under the terms of the BSD-modified licence:
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * with the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- *    this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- *    this list of conditions and the following disclaimer in the documentation
- *    and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *)
-
-procedure doStepHedgehog(Gear: PGear); forward;
-////////////////////////////////////////////////////////////////////////////////
-procedure doStepHedgehogDriven(Gear: PGear);
-const StepTicks: LongWord = 0;
-begin
-if isinMultiShoot and (Gear.Damage = 0) then exit;
-AllInactive:= false;
-if (TurnTimeLeft = 0) or (Gear.Damage > 0) then
-   begin
-   if ((Gear.State and (gstMoving or gstFalling)) = 0)
-      and (CurAmmoGear = nil) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
-   {$WARNINGS OFF}Gear.State:= Gear.State and not gstHHDriven;{$WARNINGS ON}
-   exit
-   end;
-
-if CurAmmoGear <> nil then
-   begin
-   CurAmmoGear.Message:= Gear.Message;
-   exit
-   end;
-
-if (Gear.Message and gm_Attack)<>0 then
-   if (Gear.State and (gstAttacked or gstHHChooseTarget) = 0)and(CurAmmoGear = nil) then
-      with PHedgehog(Gear.Hedgehog)^ do
-//        if ((Gear.State and gstFalling  ) = 0)or((Ammo[CurSlot, CurAmmo].Propz and ammoprop_AttackInFall) <> 0)
-//        and((Gear.State and gstHHJumping) = 0)or((Ammo[CurSlot, CurAmmo].Propz and ammoprop_AttackInJump) <> 0) then
-            begin
-            Gear.State:= Gear.State or gstAttacking;
-            if Gear.Power = cMaxPower then ParseCommand('-attack')
-               else begin
-               if (Ammo[CurSlot, CurAmmo].Propz and ammoprop_Power) = 0 then Gear.Power:= cMaxPower
-                  else begin
-                  if Gear.Power = 0 then
-                     begin
-                     AttackBar:= CurrentTeam.AttackBar;
-                     PlaySound(sndThrowPowerUp)
-                     end;
-                  inc(Gear.Power)
-                  end
-               end;
-            end else Gear.Message:= Gear.Message and not gm_Attack;
-
-
-if (Gear.State and gstFalling) <> 0 then
-   begin
-   if ((Gear.Message and gm_HJump) <> 0) and ((Gear.State and gstHHJumping) <> 0) then
-      if (abs(Gear.dX) < 0.0000002) and (Gear.dY < -0.02) then
-         begin
-         Gear.dY:= -0.25;
-         Gear.dX:= Sign(Gear.dX) * 0.02
-         end;
-   Gear.Message:= Gear.Message and not (gm_LJump or gm_HJump);
-   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
-   Gear.X:= Gear.X + Gear.dX;
-   Gear.dY:= Gear.dY + cGravity;
-   if (Gear.dY < 0)and TestCollisionYwithGear(Gear, -1) then Gear.dY:= 0; 
-   Gear.Y:= Gear.Y + Gear.dY;
-   if (Gear.dY >= 0)and HHTestCollisionYwithGear(Gear, 1) then
-      begin
-      CheckHHDamage(Gear);
-      if ((abs(Gear.dX) + abs(Gear.dY)) < 0.55)
-         and ((Gear.State and gstHHJumping) <> 0) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
-      Gear.State:= Gear.State and not (gstFalling or gstHHJumping);
-      StepTicks:= 200;
-      Gear.dY:= 0
-      end;
-   CheckGearDrowning(Gear);
-   exit
-   end;
-
-if StepTicks > 0 then dec(StepTicks);
-
-if ((Gear.State and (gstMoving or gstFalling)) = 0) then
-   if (Gear.Message and gm_Up    )<>0 then if Gear.Angle > 0         then dec(Gear.Angle)
-      else else
-   if (Gear.Message and gm_Down  )<>0 then if Gear.Angle < cMaxAngle then inc(Gear.Angle);
-
-if ((Gear.State and (gstAttacking or gstMoving or gstFalling)) = 0)and(StepTicks = 0) then
-   begin
-   if ((Gear.Message and gm_LJump )<>0) then
-      begin
-      Gear.Message:= 0;
-      if not HHTestCollisionYwithGear(Gear, -1) then
-         if not TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX)) then Gear.Y:= Gear.Y - 2 else
-         if not TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithGear(Gear, Sign(Gear.dX))
-         or   HHTestCollisionYwithGear(Gear, -1)) then
-         begin
-         Gear.dY:= -0.15;
-         Gear.dX:= Sign(Gear.dX) * 0.15;
-         Gear.State:= Gear.State or gstFalling or gstHHJumping;
-         exit
-         end;
-      end;
-   if ((Gear.Message and gm_HJump )<>0) then
-      begin
-      Gear.Message:= 0;
-      if not HHTestCollisionYwithGear(Gear, -1) then
-         begin
-         Gear.dY:= -0.20;
-         Gear.dX:= 0.0000001 * Sign(Gear.dX);
-         Gear.X:= Gear.X - Sign(Gear.dX)*0.00008; // компенсация сдвига %)
-         Gear.State:= Gear.State or gstFalling or gstHHJumping;
-         exit
-         end;
-      end;
-   if (Gear.Message and gm_Left  )<>0 then Gear.dX:= -1.0 else
-   if (Gear.Message and gm_Right )<>0 then Gear.dX:=  1.0 else exit;
-   PHedgehog(Gear.Hedgehog).visStepPos:= (PHedgehog(Gear.Hedgehog).visStepPos + 1) and 7;
-   StepTicks:= 40;
-   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then
-      begin
-      if not (TestCollisionXwithXYShift(Gear, 0, -6, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -5, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -4, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -3, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      if not (TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX))
-         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
-      end;
-   if not TestCollisionXwithGear(Gear, Sign(Gear.dX)) then Gear.X:= Gear.X + Gear.dX;
-   
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   Gear.Y:= Gear.Y + 1;
-   if not HHTestCollisionYwithGear(Gear, 1) then
-      begin
-      Gear.Y:= Gear.Y - 6;
-      Gear.dY:= 0;
-      Gear.dX:= 0.0000001 * Sign(Gear.dX);
-      Gear.State:= Gear.State or gstFalling
-      end;
-   SetAllHHToActive
-   end
-   end
-   end
-   end
-   end
-   end
-   end
-end;
-
-////////////////////////////////////////////////////////////////////////////////
-procedure doStepHedgehogFree(Gear: PGear);
-begin
-if not HHTestCollisionYwithGear(Gear, 1) then
-   begin
-   if (Gear.dY < 0) and HHTestCollisionYwithGear(Gear, -1) then Gear.dY:= 0;
-   Gear.State:= Gear.State or gstFalling or gstMoving;
-   Gear.dY:= Gear.dY + cGravity
-   end else begin
-   CheckHHDamage(Gear);
-   if Gear.dY > 0    then Gear.dY:= 0;
-   Gear.State:= Gear.State and not gstFalling;
-   if ((Gear.State and gstMoving) <> 0) then Gear.dX:= Gear.dX * Gear.Friction
-   end;
-
-
-if (Gear.State and gstMoving) <> 0 then
-   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then
-      if ((Gear.State and gstFalling) = 0) then
-         if abs(Gear.dX) > 0.01 then
-            if not TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 1 end else
-            if not TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 2 end else
-            if not TestCollisionXwithXYShift(Gear, 0, -3, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 3 end else
-            if not TestCollisionXwithXYShift(Gear, 0, -4, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 4 end else
-            if not TestCollisionXwithXYShift(Gear, 0, -5, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.3; Gear.Y:= Gear.Y - 5 end else
-            if abs(Gear.dX) > 0.02 then Gear.dX:= -0.5 * Gear.dX
-                                   else begin
-                                        Gear.State:= Gear.State and not gstMoving;
-                                        Gear.dX:= 0.0000001 * Sign(Gear.dX)
-                                        end
-                                   else begin
-                                        Gear.State:= Gear.State and not gstMoving;
-                                        Gear.dX:= 0.0000001 * Sign(Gear.dX)
-                                        end
-         else Gear.dX:= -0.8 * Gear.dX;
-
-if ((Gear.State and gstFalling) = 0)and
-   (sqr(Gear.dX) + sqr(Gear.dY) < 0.0008) then
-   begin
-   Gear.State:= Gear.State and not gstMoving;
-   Gear.dX:= 0.0000001 * Sign(Gear.dX);
-   Gear.dY:= 0
-   end else Gear.State:= Gear.State or      gstMoving;
-
-if (Gear.State and gstMoving) <> 0 then
-   begin
-   Gear.X:= Gear.X + Gear.dX;
-   Gear.Y:= Gear.Y + Gear.dY
-   end else
-   if Gear.Health = 0 then
-      begin
-      if AllInactive then
-         begin
-         doMakeExplosion(round(Gear.X), round(Gear.Y), 30, EXPLAutoSound);
-         AddGear(round(Gear.X), round(Gear.Y), gtGrave, 0).Hedgehog:= Gear.Hedgehog;
-         DeleteGear(Gear);
-         SetAllToActive
-         end;
-      AllInactive:= false;  (* почему этого тут не было? *)
-      exit
-      end;
-
-AllInactive:= false;
-
-if (not CheckGearDrowning(Gear)) and
-   ((Gear.State and gstMoving) = 0) then
-      begin
-      Gear.State:= 0;
-      Gear.Active:= false;
-      AddGearCR(Gear);
-      exit
-      end
-end;
-
-////////////////////////////////////////////////////////////////////////////////
-procedure doStepHedgehog(Gear: PGear);
-begin
-if (Gear.Message and gm_Destroy) <> 0 then
-   begin
-   DeleteGear(Gear);
-   exit
-   end;
-if Gear.CollIndex < High(Longword) then DeleteCR(Gear);
-if (Gear.State and gstHHDriven) = 0 then doStepHedgehogFree(Gear)
-                                    else doStepHedgehogDriven(Gear)
-end;
+(*
+ * Hedgewars, a worms-like game
+ * Copyright (c) 2004, 2005 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * Distributed under the terms of the BSD-modified licence:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * with the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *)
+
+procedure doStepHedgehog(Gear: PGear); forward;
+////////////////////////////////////////////////////////////////////////////////
+procedure doStepHedgehogDriven(Gear: PGear);
+const StepTicks: LongWord = 0;
+begin
+if isinMultiShoot and (Gear.Damage = 0) then exit;
+AllInactive:= false;
+if (TurnTimeLeft = 0) or (Gear.Damage > 0) then
+   begin
+   if ((Gear.State and (gstMoving or gstFalling)) = 0)
+      and (CurAmmoGear = nil) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
+   {$WARNINGS OFF}Gear.State:= Gear.State and not gstHHDriven;{$WARNINGS ON}
+   exit
+   end;
+
+if CurAmmoGear <> nil then
+   begin
+   CurAmmoGear.Message:= Gear.Message;
+   exit
+   end;
+
+if (Gear.Message and gm_Attack)<>0 then
+   if (Gear.State and (gstAttacked or gstHHChooseTarget) = 0)and(CurAmmoGear = nil) then
+      with PHedgehog(Gear.Hedgehog)^ do
+//        if ((Gear.State and gstFalling  ) = 0)or((Ammo[CurSlot, CurAmmo].Propz and ammoprop_AttackInFall) <> 0)
+//        and((Gear.State and gstHHJumping) = 0)or((Ammo[CurSlot, CurAmmo].Propz and ammoprop_AttackInJump) <> 0) then
+            begin
+            Gear.State:= Gear.State or gstAttacking;
+            if Gear.Power = cMaxPower then ParseCommand('-attack')
+               else begin
+               if (Ammo[CurSlot, CurAmmo].Propz and ammoprop_Power) = 0 then Gear.Power:= cMaxPower
+                  else begin
+                  if Gear.Power = 0 then
+                     begin
+                     AttackBar:= CurrentTeam.AttackBar;
+                     PlaySound(sndThrowPowerUp)
+                     end;
+                  inc(Gear.Power)
+                  end
+               end;
+            end else Gear.Message:= Gear.Message and not gm_Attack;
+
+
+if (Gear.State and gstFalling) <> 0 then
+   begin
+   if ((Gear.Message and gm_HJump) <> 0) and ((Gear.State and gstHHJumping) <> 0) then
+      if (abs(Gear.dX) < 0.0000002) and (Gear.dY < -0.02) then
+         begin
+         Gear.dY:= -0.25;
+         Gear.dX:= Sign(Gear.dX) * 0.02
+         end;
+   Gear.Message:= Gear.Message and not (gm_LJump or gm_HJump);
+   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
+   Gear.X:= Gear.X + Gear.dX;
+   Gear.dY:= Gear.dY + cGravity;
+   if (Gear.dY < 0)and TestCollisionYwithGear(Gear, -1) then Gear.dY:= 0; 
+   Gear.Y:= Gear.Y + Gear.dY;
+   if (Gear.dY >= 0)and HHTestCollisionYwithGear(Gear, 1) then
+      begin
+      CheckHHDamage(Gear);
+      if ((abs(Gear.dX) + abs(Gear.dY)) < 0.55)
+         and ((Gear.State and gstHHJumping) <> 0) then Gear.dX:= 0.0000001 * Sign(Gear.dX);
+      Gear.State:= Gear.State and not (gstFalling or gstHHJumping);
+      StepTicks:= 200;
+      Gear.dY:= 0
+      end;
+   CheckGearDrowning(Gear);
+   exit
+   end;
+
+if StepTicks > 0 then dec(StepTicks);
+
+if ((Gear.State and (gstMoving or gstFalling)) = 0) then
+   if (Gear.Message and gm_Up    )<>0 then if Gear.Angle > 0         then dec(Gear.Angle)
+      else else
+   if (Gear.Message and gm_Down  )<>0 then if Gear.Angle < cMaxAngle then inc(Gear.Angle);
+
+if ((Gear.State and (gstAttacking or gstMoving or gstFalling)) = 0)and(StepTicks = 0) then
+   begin
+   if ((Gear.Message and gm_LJump )<>0) then
+      begin
+      Gear.Message:= 0;
+      if not HHTestCollisionYwithGear(Gear, -1) then
+         if not TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX)) then Gear.Y:= Gear.Y - 2 else
+         if not TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithGear(Gear, Sign(Gear.dX))
+         or   HHTestCollisionYwithGear(Gear, -1)) then
+         begin
+         Gear.dY:= -0.15;
+         Gear.dX:= Sign(Gear.dX) * 0.15;
+         Gear.State:= Gear.State or gstFalling or gstHHJumping;
+         exit
+         end;
+      end;
+   if ((Gear.Message and gm_HJump )<>0) then
+      begin
+      Gear.Message:= 0;
+      if not HHTestCollisionYwithGear(Gear, -1) then
+         begin
+         Gear.dY:= -0.20;
+         Gear.dX:= 0.0000001 * Sign(Gear.dX);
+         Gear.X:= Gear.X - Sign(Gear.dX)*0.00008; // компенсация сдвига %)
+         Gear.State:= Gear.State or gstFalling or gstHHJumping;
+         exit
+         end;
+      end;
+   if (Gear.Message and gm_Left  )<>0 then Gear.dX:= -1.0 else
+   if (Gear.Message and gm_Right )<>0 then Gear.dX:=  1.0 else exit;
+   PHedgehog(Gear.Hedgehog).visStepPos:= (PHedgehog(Gear.Hedgehog).visStepPos + 1) and 7;
+   StepTicks:= 40;
+   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then
+      begin
+      if not (TestCollisionXwithXYShift(Gear, 0, -6, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -5, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -4, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -3, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      if not (TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX))
+         or HHTestCollisionYwithGear(Gear, -1)) then Gear.Y:= Gear.Y - 1;
+      end;
+   if not TestCollisionXwithGear(Gear, Sign(Gear.dX)) then Gear.X:= Gear.X + Gear.dX;
+   
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   Gear.Y:= Gear.Y + 1;
+   if not HHTestCollisionYwithGear(Gear, 1) then
+      begin
+      Gear.Y:= Gear.Y - 6;
+      Gear.dY:= 0;
+      Gear.dX:= 0.0000001 * Sign(Gear.dX);
+      Gear.State:= Gear.State or gstFalling
+      end;
+   SetAllHHToActive
+   end
+   end
+   end
+   end
+   end
+   end
+   end
+end;
+
+////////////////////////////////////////////////////////////////////////////////
+procedure doStepHedgehogFree(Gear: PGear);
+begin
+if not HHTestCollisionYwithGear(Gear, 1) then
+   begin
+   if (Gear.dY < 0) and HHTestCollisionYwithGear(Gear, -1) then Gear.dY:= 0;
+   Gear.State:= Gear.State or gstFalling or gstMoving;
+   Gear.dY:= Gear.dY + cGravity
+   end else begin
+   CheckHHDamage(Gear);
+   if Gear.dY > 0    then Gear.dY:= 0;
+   Gear.State:= Gear.State and not gstFalling;
+   if ((Gear.State and gstMoving) <> 0) then Gear.dX:= Gear.dX * Gear.Friction
+   end;
+
+
+if (Gear.State and gstMoving) <> 0 then
+   if TestCollisionXwithGear(Gear, Sign(Gear.dX)) then
+      if ((Gear.State and gstFalling) = 0) then
+         if abs(Gear.dX) > 0.01 then
+            if not TestCollisionXwithXYShift(Gear, 0, -1, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 1 end else
+            if not TestCollisionXwithXYShift(Gear, 0, -2, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 2 end else
+            if not TestCollisionXwithXYShift(Gear, 0, -3, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 3 end else
+            if not TestCollisionXwithXYShift(Gear, 0, -4, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.9; Gear.Y:= Gear.Y - 4 end else
+            if not TestCollisionXwithXYShift(Gear, 0, -5, Sign(Gear.dX)) then begin Gear.dX:= Gear.dX * 0.3; Gear.Y:= Gear.Y - 5 end else
+            if abs(Gear.dX) > 0.02 then Gear.dX:= -0.5 * Gear.dX
+                                   else begin
+                                        Gear.State:= Gear.State and not gstMoving;
+                                        Gear.dX:= 0.0000001 * Sign(Gear.dX)
+                                        end
+                                   else begin
+                                        Gear.State:= Gear.State and not gstMoving;
+                                        Gear.dX:= 0.0000001 * Sign(Gear.dX)
+                                        end
+         else Gear.dX:= -0.8 * Gear.dX;
+
+if ((Gear.State and gstFalling) = 0)and
+   (sqr(Gear.dX) + sqr(Gear.dY) < 0.0008) then
+   begin
+   Gear.State:= Gear.State and not gstMoving;
+   Gear.dX:= 0.0000001 * Sign(Gear.dX);
+   Gear.dY:= 0
+   end else Gear.State:= Gear.State or      gstMoving;
+
+if (Gear.State and gstMoving) <> 0 then
+   begin
+   Gear.X:= Gear.X + Gear.dX;
+   Gear.Y:= Gear.Y + Gear.dY
+   end else
+   if Gear.Health = 0 then
+      begin
+      if AllInactive then
+         begin
+         doMakeExplosion(round(Gear.X), round(Gear.Y), 30, EXPLAutoSound);
+         AddGear(round(Gear.X), round(Gear.Y), gtGrave, 0).Hedgehog:= Gear.Hedgehog;
+         DeleteGear(Gear);
+         SetAllToActive
+         end;
+      AllInactive:= false;  (* почему этого тут не было? *)
+      exit
+      end;
+
+AllInactive:= false;
+
+if (not CheckGearDrowning(Gear)) and
+   ((Gear.State and gstMoving) = 0) then
+      begin
+      Gear.State:= 0;
+      Gear.Active:= false;
+      AddGearCR(Gear);
+      exit
+      end
+end;
+
+////////////////////////////////////////////////////////////////////////////////
+procedure doStepHedgehog(Gear: PGear);
+begin
+if (Gear.Message and gm_Destroy) <> 0 then
+   begin
+   DeleteGear(Gear);
+   exit
+   end;
+if Gear.CollIndex < High(Longword) then DeleteCR(Gear);
+if (Gear.State and gstHHDriven) = 0 then doStepHedgehogFree(Gear)
+                                    else doStepHedgehogDriven(Gear)
+end;