good news - i fixed nasty freeze with throwing items through window. make your tests again.

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@324 3b4a5df2-a311-0410-b5c6-a8a6f20db521

TileEngine/physics.cpp

@@ -100,6 +100,8 @@ FLOAT						CalculateForceFromRange( INT16 sRange, FLOAT dDegrees );
 
 UINT16          RandomGridFromRadius( INT16 sSweetGridNo, INT8 ubMinRadius, INT8 ubMaxRadius );
 
+// Lesh: needed to fix item throwing through window
+extern INT16 DirIncrementer[8];
 
 void						HandleArmedObjectImpact( REAL_OBJECT *pObject );
 void ObjectHitWindow( INT16 sGridNo, UINT16 usStructureID, BOOLEAN fBlowWindowSouth, BOOLEAN fLargeForce );
@@ -1881,6 +1883,18 @@ DebugMsg(TOPIC_JA2,DBG_LEVEL_3,String("physics.cpp line 1750"));
 
 
 	// OK, look if we can go through a windows here...
+	if ( ubLevel == 0 )
+	{
+		sInterGridNo = SoldierToLocationWindowTest( pSoldier, sGridNo );
+
+		// Lesh: fixing nasty freeze when throwing item through window
+		// sometimes SoldierToLocationWindowTest returns same value as pSoldier->sGridNo
+		// this leads to fault in FindBestAngleForTrajectory function and it subroutines loops
+		// supplied by invalid data
+		if ( pSoldier->sGridNo == sInterGridNo )
+		{
+			// bad news - i can't throw item at myself
+			// so use dir incrementer
 			UINT8	ubDir = atan8( CenterX(pSoldier->sGridNo), CenterY(pSoldier->sGridNo), CenterX(sGridNo), CenterY(sGridNo) );
 			sInterGridNo += DirIncrementer[ubDir];
 		}