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fix ancient issue with hedgehogs sliding through/into think gaps; fixes issue 542; could and should be optimized (also to make sure that hogs can't slide through little pixel turds) - feel free to do so =P
authorsheepluva
Tue, 19 Mar 2013 22:19:28 +0100
changeset 8753 1dfc456b7d50
parent 8751 4609823efc94
child 8755 f2c568780483
fix ancient issue with hedgehogs sliding through/into think gaps; fixes issue #542; could and should be optimized (also to make sure that hogs can't slide through little pixel turds) - feel free to do so =P
hedgewars/uGearsHedgehog.pas file | annotate | diff | comparison | revisions 
--- a/hedgewars/uGearsHedgehog.pas	Mon Mar 18 12:13:46 2013 -0400
+++ b/hedgewars/uGearsHedgehog.pas	Tue Mar 19 22:19:28 2013 +0100
@@ -897,35 +897,40 @@
     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
+                if not (TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -1, hwSign(Gear^.dX)) or
+                (TestCollisionYwithXYShift(Gear, hwSign(Gear^.dX) - hwRound(Gear^.dX), -1, -1))) 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
+                    if not (TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -2, hwSign(Gear^.dX)) or
+                        (TestCollisionYwithXYShift(Gear, hwSign(Gear^.dX) - hwRound(Gear^.dX), -1, -1))) 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
+                    if not (TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -3, hwSign(Gear^.dX)) or
+                        (TestCollisionYwithXYShift(Gear, hwSign(Gear^.dX) - hwRound(Gear^.dX), -1, -1))) 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
+                        if not (TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -4, hwSign(Gear^.dX)) or
+                        (TestCollisionYwithXYShift(Gear, hwSign(Gear^.dX) - hwRound(Gear^.dX), -1, -1))) 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
+                        if not (TestCollisionXwithXYShift(Gear, int2hwFloat(hwSign(Gear^.dX)) - Gear^.dX, -5, hwSign(Gear^.dX)) or
+                        (TestCollisionYwithXYShift(Gear, hwSign(Gear^.dX) - hwRound(Gear^.dX), -1, -1))) then
                             begin
                             Gear^.X:= Gear^.X + Gear^.dX;
                             Gear^.dX:= Gear^.dX * _0_84;
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