author | Wuzzy <Wuzzy2@mail.ru> |
Thu, 10 Oct 2019 00:40:39 +0200 | |
changeset 15463 | 19e987301674 |
parent 14287 | 6015b74eea55 |
permissions | -rw-r--r-- |
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(* |
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* Hedgewars, a free turn based strategy game |
11046 | 3 |
* Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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update FSF address. note: two sdl include files (by Sam Lantinga) still have the old FSF address in their copyright - but I ain't gonna touch their copyright headers
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*) |
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|
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{$INCLUDE "options.inc"} |
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|
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unit uGearsHandlers; |
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interface |
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|
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uses uTypes; |
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|
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function cakeStep(Gear: PGear): boolean; |
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|
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implementation |
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uses SDLh, uFloat, uCollisions, uVariables, uGearsUtils; |
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||
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const dirs: array[0..3] of TPoint = ((x: 0; y: -1), |
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(x: 1; y: 0), |
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(x: 0; y: 1), |
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(x: -1; y: 0)); |
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|
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procedure PrevAngle(Gear: PGear; dA: LongInt); inline; |
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begin |
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inc(Gear^.WDTimer); |
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Gear^.Angle := (LongInt(Gear^.Angle) - dA) and 3 |
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end; |
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|
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procedure NextAngle(Gear: PGear; dA: LongInt); inline; |
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begin |
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inc(Gear^.WDTimer); |
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Gear^.Angle := (LongInt(Gear^.Angle) + dA) and 3 |
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end; |
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function cakeStep(Gear: PGear): boolean; |
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var |
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xx, yy, xxn, yyn: LongInt; |
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dA: LongInt; |
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begin |
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dA := hwSign(Gear^.dX); |
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xx := dirs[Gear^.Angle].x; |
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yy := dirs[Gear^.Angle].y; |
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xxn := dirs[(LongInt(Gear^.Angle) + dA) and 3].x; |
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yyn := dirs[(LongInt(Gear^.Angle) + dA) and 3].y; |
|
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|
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if (xx = 0) then |
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if TestCollisionYwithGear(Gear, yy) <> 0 then |
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PrevAngle(Gear, dA) |
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else |
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begin |
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Gear^.Tag := 0; |
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||
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if TestCollisionXwithGear(Gear, xxn) <> 0 then |
|
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Gear^.WDTimer:= 0; |
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||
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Gear^.Y := Gear^.Y + int2hwFloat(yy); |
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if TestCollisionXwithGear(Gear, xxn) = 0 then |
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begin |
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Gear^.X := Gear^.X + int2hwFloat(xxn); |
|
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NextAngle(Gear, dA) |
|
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end |
|
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end; |
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|
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if (yy = 0) then |
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return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
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if TestCollisionXwithGear(Gear, xx) <> 0 then |
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PrevAngle(Gear, dA) |
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else |
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begin |
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Gear^.Tag := 0; |
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||
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if TestCollisionYwithGear(Gear, yyn) <> 0 then |
|
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Gear^.WDTimer:= 0; |
|
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||
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Gear^.X := Gear^.X + int2hwFloat(xx); |
|
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if TestCollisionYwithGear(Gear, yyn) = 0 then |
|
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begin |
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Gear^.Y := Gear^.Y + int2hwFloat(yyn); |
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NextAngle(Gear, dA) |
|
95 |
end |
|
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end; |
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|
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// Handle world wrap and bounce edge manually |
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if (WorldEdge = weWrap) and |
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((hwRound(Gear^.X) < leftX) or (hwRound(Gear^.X) > rightX)) then |
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101 |
begin |
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LeftImpactTimer:= 150; |
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103 |
RightImpactTimer:= 150; |
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Fix cake walking through land when reaching wrap world edge
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104 |
Gear^.WDTimer:= 0; |
c9642782778b
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Gear^.Karma:= 1; |
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end |
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else if (WorldEdge = weBounce) and |
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(((hwRound(Gear^.X) - Gear^.Radius) < leftX) or ((hwRound(Gear^.X) + Gear^.Radius) > rightX)) then |
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parents:
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109 |
begin |
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parents:
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if (hwRound(Gear^.X) - Gear^.Radius < leftX) then |
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111 |
LeftImpactTimer:= 333 |
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112 |
else |
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RightImpactTimer:= 333; |
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114 |
Gear^.Karma:= 2; |
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115 |
Gear^.WDTimer:= 0; |
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116 |
if (Gear^.Radius > 2) and (Gear^.dX.QWordValue > _0_001.QWordValue) then |
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parents:
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117 |
AddBounceEffectForGear(Gear); |
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118 |
end; |
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|
9969 | 120 |
cakeStep:= Gear^.WDTimer < 4 |
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121 |
end; |
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|
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123 |
end. |