hedgewars/uGearsHandlersRope.pas
author Wuzzy <Wuzzy2@mail.ru>
Mon, 21 Jan 2019 21:06:55 +0100
changeset 14653 4aec7d17ef7d
parent 14282 6015b74eea55
permissions -rw-r--r--
Don't show ammo caption for every repeat rope attach
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(*
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 * Hedgewars, a free turn based strategy game
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 * 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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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *)
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{$INCLUDE "options.inc"}
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unit uGearsHandlersRope;
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interface
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uses uTypes;
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procedure doStepRope(Gear: PGear);
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implementation
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uses uConsts, uFloat, uCollisions, uVariables, uGearsList, uSound, uGearsUtils,
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    uAmmos, uDebug, uUtils, uGearsHedgehog, uGearsRender;
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const
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    IsNilHHFatal = false;
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procedure doStepRopeAfterAttack(Gear: PGear);
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var
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    HHGear: PGear;
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    tX:     hwFloat;
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begin
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    HHGear := Gear^.Hedgehog^.Gear;
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    if HHGear = nil then
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        begin
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        OutError('ERROR: doStepRopeAfterAttack called while HHGear = nil', IsNilHHFatal);
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        DeleteGear(Gear);
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        exit()
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        end
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    else if not CurrentTeam^.ExtDriven and (FollowGear <> nil) then FollowGear := HHGear;
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    tX:= HHGear^.X;
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    if WorldWrap(HHGear) and (WorldEdge = weWrap) and
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       ((TestCollisionXwithGear(HHGear, 1) <> 0) or (TestCollisionXwithGear(HHGear, -1) <> 0))  then
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        begin
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        HHGear^.X:= tX;
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        HHGear^.dX.isNegative:= hwRound(tX) > leftX + HHGear^.Radius * 2
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        end;
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    if (HHGear^.Hedgehog^.CurAmmoType = amParachute) and (HHGear^.dY > _0_39) then
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        begin
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        DeleteGear(Gear);
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        ApplyAmmoChanges(HHGear^.Hedgehog^);
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        HHGear^.Message:= HHGear^.Message or gmLJump;
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        exit
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        end;
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    if ((HHGear^.State and gstHHDriven) = 0)
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    or (CheckGearDrowning(HHGear))
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    or (TestCollisionYwithGear(HHGear, 1) <> 0) then
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        begin
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        DeleteGear(Gear);
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        if (TestCollisionYwithGear(HHGear, 1) <> 0) and (GetAmmoEntry(HHGear^.Hedgehog^, amRope)^.Count >= 1) and ((Ammoz[HHGear^.Hedgehog^.CurAmmoType].Ammo.Propz and ammoprop_AltUse) <> 0) and (HHGear^.Hedgehog^.MultiShootAttacks = 0) then
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            HHGear^.Hedgehog^.CurAmmoType:= amRope;
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        isCursorVisible := false;
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        ApplyAmmoChanges(HHGear^.Hedgehog^);
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        exit
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        end;
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    HedgehogChAngle(HHGear);
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    if TestCollisionXwithGear(HHGear, hwSign(HHGear^.dX)) <> 0 then
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        SetLittle(HHGear^.dX);
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    if HHGear^.dY.isNegative and (TestCollisionYwithGear(HHGear, -1) <> 0) then
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        HHGear^.dY := _0;
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    HHGear^.X := HHGear^.X + HHGear^.dX;
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    HHGear^.Y := HHGear^.Y + HHGear^.dY;
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    HHGear^.dY := HHGear^.dY + cGravity;
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    if (GameFlags and gfMoreWind) <> 0 then
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        HHGear^.dX := HHGear^.dX + cWindSpeed / HHGear^.Density;
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    if (Gear^.Message and gmAttack) <> 0 then
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        begin
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        Gear^.X := HHGear^.X;
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        Gear^.Y := HHGear^.Y;
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        ApplyAngleBounds(Gear^.Hedgehog^, amRope);
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        Gear^.dX := SignAs(AngleSin(HHGear^.Angle), HHGear^.dX);
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        Gear^.dY := -AngleCos(HHGear^.Angle);
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        Gear^.Friction := _4_5 * cRopePercent;
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        Gear^.Elasticity := _0;
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        Gear^.State := Gear^.State and (not gsttmpflag);
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        Gear^.doStep := @doStepRope;
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        end
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end;
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procedure RopeDeleteMe(Gear, HHGear: PGear);
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begin
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    with HHGear^ do
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        begin
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        Message := Message and (not gmAttack);
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        State := (State or gstMoving) and (not gstWinner);
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        end;
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    DeleteGear(Gear)
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end;
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procedure RopeWaitCollision(Gear, HHGear: PGear);
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begin
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    with HHGear^ do
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        begin
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        Message := Message and (not gmAttack);
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        State := State or gstMoving;
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        end;
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    RopePoints.Count := 0;
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    Gear^.Elasticity := _0;
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    Gear^.doStep := @doStepRopeAfterAttack
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end;
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procedure doStepRopeWork(Gear: PGear);
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var
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    HHGear: PGear;
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    len, tx, ty, nx, ny, ropeDx, ropeDy, mdX, mdY: hwFloat;
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    lx, ly, cd: LongInt;
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    haveCollision,
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    haveDivided: boolean;
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    wrongSide: boolean;
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begin
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    HHGear := Gear^.Hedgehog^.Gear;
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    if HHGear = nil then
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        begin
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        OutError('ERROR: doStepRopeWork called while HHGear = nil', IsNilHHFatal);
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        DeleteGear(Gear);
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        exit()
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        end
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    else if not CurrentTeam^.ExtDriven and (FollowGear <> nil) then FollowGear := HHGear;
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    if ((HHGear^.State and gstHHDriven) = 0) or
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        (CheckGearDrowning(HHGear)) or (Gear^.PortalCounter <> 0) then
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        begin
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        PlaySound(sndRopeRelease);
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        RopeDeleteMe(Gear, HHGear);
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        exit
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   152
        end;
4a4a82686e91 Issue 871 in hedgewars: "Hedgehog dropping into water while still attached to a rope makes engine crash"
sheepluva
parents: 10108
diff changeset
   153
4a4a82686e91 Issue 871 in hedgewars: "Hedgehog dropping into water while still attached to a rope makes engine crash"
sheepluva
parents: 10108
diff changeset
   154
    if GameTicks mod 4 <> 0 then exit;
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parents: 7658
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   155
9526
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nemo
parents: 9473
diff changeset
   156
    tX:= HHGear^.X;
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 9998
diff changeset
   157
    if WorldWrap(HHGear) and (WorldEdge = weWrap) and
9706
5178d2263521 return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
nemo
parents: 9683
diff changeset
   158
       ((TestCollisionXwithGear(HHGear, 1) <> 0) or (TestCollisionXwithGear(HHGear, -1) <> 0))  then
9526
2fd51591b260 make wrapping nicer when there's collision
nemo
parents: 9473
diff changeset
   159
        begin
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nemo
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   160
        PlaySound(sndRopeRelease);
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nemo
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diff changeset
   161
        RopeDeleteMe(Gear, HHGear);
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nemo
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diff changeset
   162
        HHGear^.X:= tX;
14282
6015b74eea55 overall, using LongInt for leftX/rightX results in fewer casts, since most comparisons are against ints.
nemo
parents: 13973
diff changeset
   163
        HHGear^.dX.isNegative:= hwRound(tX) > leftX + HHGear^.Radius * 2;
9526
2fd51591b260 make wrapping nicer when there's collision
nemo
parents: 9473
diff changeset
   164
        exit
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nemo
parents: 9473
diff changeset
   165
        end;
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nemo
parents: 9473
diff changeset
   166
2fd51591b260 make wrapping nicer when there's collision
nemo
parents: 9473
diff changeset
   167
    tX:= HHGear^.X;
7660
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parents: 7658
diff changeset
   168
    HHGear^.dX.QWordValue:= HHGear^.dX.QWordValue shl 2;
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nemo
parents: 7658
diff changeset
   169
    HHGear^.dY.QWordValue:= HHGear^.dY.QWordValue shl 2;
9706
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nemo
parents: 9683
diff changeset
   170
    if (Gear^.Message and gmLeft  <> 0) and (TestCollisionXwithGear(HHGear, -1) = 0) then
7660
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nemo
parents: 7658
diff changeset
   171
        HHGear^.dX := HHGear^.dX - _0_0032;
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   172
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nemo
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diff changeset
   173
    if (Gear^.Message and gmRight <> 0) and (TestCollisionXwithGear(HHGear,  1) = 0) then
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nemo
parents: 7658
diff changeset
   174
        HHGear^.dX := HHGear^.dX + _0_0032;
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diff changeset
   175
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nemo
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   176
    // vector between hedgehog and rope attaching point
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   177
    ropeDx := HHGear^.X - Gear^.X;
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   178
    ropeDy := HHGear^.Y - Gear^.Y;
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   179
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nemo
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diff changeset
   180
    if TestCollisionYwithXYShift(HHGear, 0, 1, 1) = 0 then
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   181
        begin
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   182
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   183
        // depending on the rope vector we know which X-side to check for collision
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   184
        // in order to find out if the hog can still be moved by gravity
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diff changeset
   185
        if ropeDx.isNegative = RopeDy.IsNegative then
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   186
            cd:= -1
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   187
        else
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   188
            cd:= 1;
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diff changeset
   189
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   190
        // apply gravity if there is no obstacle
9706
5178d2263521 return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
nemo
parents: 9683
diff changeset
   191
        if TestCollisionXwithXYShift(HHGear, _2*cd, 0, cd, true) = 0 then
7660
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diff changeset
   192
            HHGear^.dY := HHGear^.dY + cGravity * 16;
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diff changeset
   193
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diff changeset
   194
        if (GameFlags and gfMoreWind) <> 0 then
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diff changeset
   195
            // apply wind if there's no obstacle
9706
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nemo
parents: 9683
diff changeset
   196
            if TestCollisionXwithGear(HHGear, hwSign(cWindSpeed)) = 0 then
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diff changeset
   197
                HHGear^.dX := HHGear^.dX + cWindSpeed * 16 / HHGear^.Density;
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   198
        end;
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   199
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   200
    mdX := ropeDx + HHGear^.dX;
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diff changeset
   201
    mdY := ropeDy + HHGear^.dY;
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   202
    len := _1 / Distance(mdX, mdY);
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   203
    // rope vector plus hedgehog direction vector normalized
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   204
    mdX := mdX * len;
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   205
    mdY := mdY * len;
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   206
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   207
    // for visual purposes only
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   208
    Gear^.dX := mdX;
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   209
    Gear^.dY := mdY;
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   210
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   211
    /////
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   212
    tx := HHGear^.X;
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   213
    ty := HHGear^.Y;
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   214
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   215
    if ((Gear^.Message and gmDown) <> 0) and (Gear^.Elasticity < Gear^.Friction) then
9706
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nemo
parents: 9683
diff changeset
   216
        if not ((TestCollisionXwithXYShift(HHGear, _2*hwSign(ropeDx), 0, hwSign(ropeDx), true) <> 0)
13973
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   217
        or ((ropeDy.QWordValue <> 0) and (TestCollisionYwithXYShift(HHGear, 0, hwSign(ropeDy), hwSign(ropeDy)) <> 0))) then
7660
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diff changeset
   218
            Gear^.Elasticity := Gear^.Elasticity + _1_2;
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diff changeset
   219
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diff changeset
   220
    if ((Gear^.Message and gmUp) <> 0) and (Gear^.Elasticity > _30) then
9706
5178d2263521 return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
nemo
parents: 9683
diff changeset
   221
        if not ((TestCollisionXwithXYShift(HHGear, -_2*hwSign(ropeDx), 0, -hwSign(ropeDx), true) <> 0)
13973
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   222
        or ((ropeDy.QWordValue <> 0) and (TestCollisionYwithXYShift(HHGear, 0, -hwSign(ropeDy), -hwSign(ropeDy)) <> 0))) then
7660
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nemo
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diff changeset
   223
            Gear^.Elasticity := Gear^.Elasticity - _1_2;
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nemo
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diff changeset
   224
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   225
    HHGear^.X := Gear^.X + mdX * Gear^.Elasticity;
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nemo
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diff changeset
   226
    HHGear^.Y := Gear^.Y + mdY * Gear^.Elasticity;
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diff changeset
   227
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diff changeset
   228
    HHGear^.dX := HHGear^.X - tx;
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diff changeset
   229
    HHGear^.dY := HHGear^.Y - ty;
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diff changeset
   230
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   231
    haveDivided := false;
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   232
    // check whether rope needs dividing
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diff changeset
   233
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   234
    len := Gear^.Elasticity - _5;
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nemo
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   235
    nx := Gear^.X + mdX * len;
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nemo
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diff changeset
   236
    ny := Gear^.Y + mdY * len;
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diff changeset
   237
    tx := mdX * _1_2; // should be the same as increase step
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nemo
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diff changeset
   238
    ty := mdY * _1_2;
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nemo
parents: 7658
diff changeset
   239
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nemo
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diff changeset
   240
    while len > _3 do
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nemo
parents: 7658
diff changeset
   241
        begin
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nemo
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diff changeset
   242
        lx := hwRound(nx);
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nemo
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diff changeset
   243
        ly := hwRound(ny);
8751
4609823efc94 More flagging of Land values. Also use less than for tests of non-terrain, instead of "and $FF00 = 0". Saves a couple of ops, which actually matters a small amount in a few places.
nemo
parents: 8744
diff changeset
   244
        if ((ly and LAND_HEIGHT_MASK) = 0) and ((lx and LAND_WIDTH_MASK) = 0) and (Land[ly, lx] > lfAllObjMask) then
7660
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parents: 7658
diff changeset
   245
            begin
8397
5b273af3ac95 Don't use same hwFloat variable at both left and right sides of assignment (inlining bug?)
unc0rr
parents: 7674
diff changeset
   246
            tx := _1 / Distance(ropeDx, ropeDy);
7660
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nemo
parents: 7658
diff changeset
   247
            // old rope pos
8397
5b273af3ac95 Don't use same hwFloat variable at both left and right sides of assignment (inlining bug?)
unc0rr
parents: 7674
diff changeset
   248
            nx := ropeDx * tx;
5b273af3ac95 Don't use same hwFloat variable at both left and right sides of assignment (inlining bug?)
unc0rr
parents: 7674
diff changeset
   249
            ny := ropeDy * tx;
7660
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parents: 7658
diff changeset
   250
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diff changeset
   251
            with RopePoints.ar[RopePoints.Count] do
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diff changeset
   252
                begin
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diff changeset
   253
                X := Gear^.X;
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diff changeset
   254
                Y := Gear^.Y;
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nemo
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diff changeset
   255
                if RopePoints.Count = 0 then
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nemo
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diff changeset
   256
                    RopePoints.HookAngle := DxDy2Angle(Gear^.dY, Gear^.dX);
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nemo
parents: 7658
diff changeset
   257
                b := (nx * HHGear^.dY) > (ny * HHGear^.dX);
8733
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   258
                sx:= Gear^.dX.isNegative;
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unc0rr
parents: 8680
diff changeset
   259
                sy:= Gear^.dY.isNegative;
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unc0rr
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diff changeset
   260
                sb:= Gear^.dX.QWordValue < Gear^.dY.QWordValue;
7660
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parents: 7658
diff changeset
   261
                dLen := len
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diff changeset
   262
                end;
8397
5b273af3ac95 Don't use same hwFloat variable at both left and right sides of assignment (inlining bug?)
unc0rr
parents: 7674
diff changeset
   263
7660
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diff changeset
   264
            with RopePoints.rounded[RopePoints.Count] do
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diff changeset
   265
                begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
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diff changeset
   266
                X := hwRound(Gear^.X);
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diff changeset
   267
                Y := hwRound(Gear^.Y);
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diff changeset
   268
                end;
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diff changeset
   269
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   270
            Gear^.X := Gear^.X + nx * len;
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diff changeset
   271
            Gear^.Y := Gear^.Y + ny * len;
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   272
            inc(RopePoints.Count);
11532
bf86c6cb9341 Bye-bye TryDo
unc0rr
parents: 11266
diff changeset
   273
            if checkFails(RopePoints.Count <= MAXROPEPOINTS, 'Rope points overflow', true) then exit;
7660
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diff changeset
   274
            Gear^.Elasticity := Gear^.Elasticity - len;
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diff changeset
   275
            Gear^.Friction := Gear^.Friction - len;
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   276
            haveDivided := true;
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   277
            break
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diff changeset
   278
            end;
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diff changeset
   279
        nx := nx - tx;
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diff changeset
   280
        ny := ny - ty;
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diff changeset
   281
8398faa1e628 Fix line endings, add missing amMine entry
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   282
        // len := len - _1_2 // should be the same as increase step
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diff changeset
   283
        len.QWordValue := len.QWordValue - _1_2.QWordValue;
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diff changeset
   284
        end;
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diff changeset
   285
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nemo
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diff changeset
   286
    if not haveDivided then
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nemo
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diff changeset
   287
        if RopePoints.Count > 0 then // check whether the last dividing point could be removed
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nemo
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diff changeset
   288
            begin
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nemo
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diff changeset
   289
            tx := RopePoints.ar[Pred(RopePoints.Count)].X;
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nemo
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diff changeset
   290
            ty := RopePoints.ar[Pred(RopePoints.Count)].Y;
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nemo
parents: 7658
diff changeset
   291
            mdX := tx - Gear^.X;
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nemo
parents: 7658
diff changeset
   292
            mdY := ty - Gear^.Y;
8733
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   293
            ropeDx:= tx - HHGear^.X;
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unc0rr
parents: 8680
diff changeset
   294
            ropeDy:= ty - HHGear^.Y;
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unc0rr
parents: 8680
diff changeset
   295
            if RopePoints.ar[Pred(RopePoints.Count)].b xor (mdX * ropeDy > ropeDx * mdY) then
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   296
                begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
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diff changeset
   297
                dec(RopePoints.Count);
8733
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   298
                Gear^.X := tx;
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unc0rr
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diff changeset
   299
                Gear^.Y := ty;
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unc0rr
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diff changeset
   300
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   301
                // oops, opposite quadrant, don't restore hog position in such case, just remove the point
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unc0rr
parents: 8680
diff changeset
   302
                wrongSide:= (ropeDx.isNegative = RopePoints.ar[RopePoints.Count].sx)
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   303
                    and (ropeDy.isNegative = RopePoints.ar[RopePoints.Count].sy);
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   304
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   305
                // previous check could be inaccurate in vertical/horizontal rope positions,
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   306
                // so perform this check also, even though odds are 1 to 415927 to hit this
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   307
                if (not wrongSide)
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   308
                    and ((ropeDx.isNegative = RopePoints.ar[RopePoints.Count].sx)
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   309
                      <> (ropeDy.isNegative = RopePoints.ar[RopePoints.Count].sy)) then
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   310
                    if RopePoints.ar[RopePoints.Count].sb then
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   311
                        wrongSide:= ropeDy.isNegative = RopePoints.ar[RopePoints.Count].sy
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   312
                        else
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   313
                        wrongSide:= ropeDx.isNegative = RopePoints.ar[RopePoints.Count].sx;
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   314
8733
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   315
                if wrongSide then
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   316
                    begin
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   317
                    Gear^.Elasticity := Gear^.Elasticity - RopePoints.ar[RopePoints.Count].dLen;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   318
                    Gear^.Friction := Gear^.Friction - RopePoints.ar[RopePoints.Count].dLen;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   319
                    end else
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   320
                    begin
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   321
                    Gear^.Elasticity := Gear^.Elasticity + RopePoints.ar[RopePoints.Count].dLen;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   322
                    Gear^.Friction := Gear^.Friction + RopePoints.ar[RopePoints.Count].dLen;
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   323
8733
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   324
                    // restore hog position
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   325
                    len := _1 / Distance(mdX, mdY);
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   326
                    mdX := mdX * len;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   327
                    mdY := mdY * len;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   328
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   329
                    HHGear^.X := Gear^.X - mdX * Gear^.Elasticity;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   330
                    HHGear^.Y := Gear^.Y - mdY * Gear^.Elasticity;
b6002f1956d5 Hard math to fix issue 571. Well, not really hard math,
unc0rr
parents: 8680
diff changeset
   331
                    end;
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   332
                end
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   333
            end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   334
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   335
    haveCollision := false;
9706
5178d2263521 return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
nemo
parents: 9683
diff changeset
   336
    if TestCollisionXwithXYShift(HHGear, _2*hwSign(HHGear^.dX), 0, hwSign(HHGear^.dX), true) <> 0 then
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   337
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   338
        HHGear^.dX := -_0_6 * HHGear^.dX;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   339
        haveCollision := true
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   340
        end;
9706
5178d2263521 return land word from uCollisions to make decisions based on it. Should be handy for trampoline.
nemo
parents: 9683
diff changeset
   341
    if TestCollisionYwithXYShift(HHGear, 0, 1*hwSign(HHGear^.dY), hwSign(HHGear^.dY)) <> 0 then
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   342
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   343
        HHGear^.dY := -_0_6 * HHGear^.dY;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   344
        haveCollision := true
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   345
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   346
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   347
    if haveCollision and (Gear^.Message and (gmLeft or gmRight) <> 0) and (Gear^.Message and (gmUp or gmDown) <> 0) then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   348
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   349
        HHGear^.dX := SignAs(hwAbs(HHGear^.dX) + _0_8, HHGear^.dX);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   350
        HHGear^.dY := SignAs(hwAbs(HHGear^.dY) + _0_8, HHGear^.dY)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   351
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   352
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   353
    len := hwSqr(HHGear^.dX) + hwSqr(HHGear^.dY);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   354
    if len > _10 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   355
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   356
        len := _3_2 / hwSqrt(len);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   357
        HHGear^.dX := HHGear^.dX * len;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   358
        HHGear^.dY := HHGear^.dY * len;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   359
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   360
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   361
    haveCollision:= ((hwRound(Gear^.Y) and LAND_HEIGHT_MASK) = 0) and ((hwRound(Gear^.X) and LAND_WIDTH_MASK) = 0) and ((Land[hwRound(Gear^.Y), hwRound(Gear^.X)]) <> 0);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   362
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   363
    if not haveCollision then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   364
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   365
        // backup gear location
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   366
        tx:= Gear^.X;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   367
        ty:= Gear^.Y;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   368
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   369
        if RopePoints.Count > 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   370
            begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   371
            // set gear location to the remote end of the rope, the attachment point
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   372
            Gear^.X:= RopePoints.ar[0].X;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   373
            Gear^.Y:= RopePoints.ar[0].Y;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   374
            end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   375
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   376
        CheckCollision(Gear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   377
        // if we haven't found any collision yet then check the other side too
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   378
        if (Gear^.State and gstCollision) = 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   379
            begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   380
            Gear^.dX.isNegative:= not Gear^.dX.isNegative;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   381
            Gear^.dY.isNegative:= not Gear^.dY.isNegative;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   382
            CheckCollision(Gear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   383
            Gear^.dX.isNegative:= not Gear^.dX.isNegative;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   384
            Gear^.dY.isNegative:= not Gear^.dY.isNegative;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   385
            end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   386
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   387
        haveCollision:= (Gear^.State and gstCollision) <> 0;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   388
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   389
        // restore gear location
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   390
        Gear^.X:= tx;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   391
        Gear^.Y:= ty;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   392
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   393
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   394
    // if the attack key is pressed, lose rope contact as well
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   395
    if (Gear^.Message and gmAttack) <> 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   396
        haveCollision:= false;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   397
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   398
    HHGear^.dX.QWordValue:= HHGear^.dX.QWordValue shr 2;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   399
    HHGear^.dY.QWordValue:= HHGear^.dY.QWordValue shr 2;
7674
aead327f1e1a fix for issue 293 : "rope stuck after picking crate"
sheepluva
parents: 7662
diff changeset
   400
    if (not haveCollision) and ((Gear^.State and gsttmpFlag) <> 0) then
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   401
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   402
            begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   403
            PlaySound(sndRopeRelease);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   404
            if Gear^.Hedgehog^.CurAmmoType <> amParachute then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   405
                RopeWaitCollision(Gear, HHGear)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   406
            else
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   407
                RopeDeleteMe(Gear, HHGear)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   408
            end
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   409
        end
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   410
    else
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   411
        if (Gear^.State and gsttmpFlag) = 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   412
            Gear^.State := Gear^.State or gsttmpFlag;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   413
end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   414
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   415
procedure RopeRemoveFromAmmo(Gear, HHGear: PGear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   416
begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   417
    if (Gear^.State and gstAttacked) = 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   418
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   419
        OnUsedAmmo(HHGear^.Hedgehog^);
14653
4aec7d17ef7d Don't show ammo caption for every repeat rope attach
Wuzzy <Wuzzy2@mail.ru>
parents: 14282
diff changeset
   420
        Gear^.State := Gear^.State or gstAttacked;
4aec7d17ef7d Don't show ammo caption for every repeat rope attach
Wuzzy <Wuzzy2@mail.ru>
parents: 14282
diff changeset
   421
        ApplyAmmoChanges(HHGear^.Hedgehog^);
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   422
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   423
end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   424
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   425
procedure doStepRopeAttach(Gear: PGear);
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 9998
diff changeset
   426
var
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   427
    HHGear: PGear;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   428
    tx, ty, tt: hwFloat;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   429
begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   430
    Gear^.X := Gear^.X - Gear^.dX;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   431
    Gear^.Y := Gear^.Y - Gear^.dY;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   432
    Gear^.Elasticity := Gear^.Elasticity + _1;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   433
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   434
    HHGear := Gear^.Hedgehog^.Gear;
10681
474d418a34c5 Add nil checks on HHGear to rope steps.
nemo
parents: 10108
diff changeset
   435
    if HHGear = nil then
474d418a34c5 Add nil checks on HHGear to rope steps.
nemo
parents: 10108
diff changeset
   436
        begin
10684
d403fd2f9a6f merge'n'magic
sheepluva
parents: 10680 10681
diff changeset
   437
        OutError('ERROR: doStepRopeAttach called while HHGear = nil', IsNilHHFatal);
10681
474d418a34c5 Add nil checks on HHGear to rope steps.
nemo
parents: 10108
diff changeset
   438
        DeleteGear(Gear);
474d418a34c5 Add nil checks on HHGear to rope steps.
nemo
parents: 10108
diff changeset
   439
        exit()
11258
6d5505bff3f3 refocus camera on roping hog. totally untested.
nemo
parents: 11046
diff changeset
   440
        end
11266
31e0e38e703c Make camera refocus less aggressive. Only if there's a camera target already.
nemo
parents: 11258
diff changeset
   441
    else if not CurrentTeam^.ExtDriven and (FollowGear <> nil) then FollowGear := HHGear;
10681
474d418a34c5 Add nil checks on HHGear to rope steps.
nemo
parents: 10108
diff changeset
   442
12651
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   443
    // Destroy rope if it touched bouncy or world wrap world edge.
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   444
    // TODO: Allow to shoot rope through the world wrap edge and rope normally.
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   445
    if (WorldWrap(Gear) and (WorldEdge = weWrap)) or
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   446
       ((WorldEdge = weBounce) and ((hwRound(Gear^.X) <= LeftX) or (hwRound(Gear^.X) >= RightX))) then
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   447
        begin
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   448
        HHGear^.State := HHGear^.State and (not (gstAttacking or gstHHJumping or gstHHHJump));
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   449
        HHGear^.Message := HHGear^.Message and (not gmAttack);
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   450
        DeleteGear(Gear);
13956
2568fa516733 Fix hog can drop more than 2 s. mines if first one was dropped from utility, then stop using that utility
Wuzzy <Wuzzy2@mail.ru>
parents: 13463
diff changeset
   451
        if (GetAmmoEntry(HHGear^.Hedgehog^, amRope)^.Count >= 1) and ((Ammoz[HHGear^.Hedgehog^.CurAmmoType].Ammo.Propz and ammoprop_AltUse) <> 0) and (HHGear^.Hedgehog^.MultiShootAttacks = 0) then
12821
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   452
            HHGear^.Hedgehog^.CurAmmoType:= amRope;
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   453
        isCursorVisible := false;
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   454
        ApplyAmmoChanges(HHGear^.Hedgehog^);
12651
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   455
        exit()
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   456
        end;
5e115ed19e27 Destroy rope when attempting to shoot it through wrap / bouncy world edge
Wuzzy <almikes@aol.com>
parents: 11831
diff changeset
   457
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   458
    DeleteCI(HHGear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   459
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   460
    if (HHGear^.State and gstMoving) <> 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   461
        begin
13069
ba7ac61c7668 falling hogs using rope were ignoring a few things (for example taking damage from rubber)
nemo
parents: 12821
diff changeset
   462
        doStepHedgehogMoving(HHGear);
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   463
        Gear^.X := Gear^.X + HHGear^.dX;
13069
ba7ac61c7668 falling hogs using rope were ignoring a few things (for example taking damage from rubber)
nemo
parents: 12821
diff changeset
   464
        Gear^.Y := Gear^.Y + HHGear^.dY;
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   465
13973
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   466
        // hedgehog can teleport up to 5 pixels upwards when sliding,
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   467
        // so we have to give up the maintained rope length
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   468
        // after doStepHedgehogMoving() call and recalculate
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   469
        // it based on the gear and current hedgehog positions
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   470
        Gear^.Elasticity:= int2hwFloat(hwRound(Distance(Gear^.X - HHGear^.X, Gear^.Y - HHGear^.Y) + _0_001));
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   471
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   472
        tt := Gear^.Elasticity;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   473
        tx := _0;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   474
        ty := _0;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   475
        while tt > _20 do
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   476
            begin
8751
4609823efc94 More flagging of Land values. Also use less than for tests of non-terrain, instead of "and $FF00 = 0". Saves a couple of ops, which actually matters a small amount in a few places.
nemo
parents: 8744
diff changeset
   477
            if ((hwRound(Gear^.Y+ty) and LAND_HEIGHT_MASK) = 0) and ((hwRound(Gear^.X+tx) and LAND_WIDTH_MASK) = 0) and (Land[hwRound(Gear^.Y+ty), hwRound(Gear^.X+tx)] > lfAllObjMask) then
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   478
                begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   479
                Gear^.X := Gear^.X + tx;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   480
                Gear^.Y := Gear^.Y + ty;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   481
                Gear^.Elasticity := tt;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   482
                Gear^.doStep := @doStepRopeWork;
13973
818969052920 Fix bug 651: sliding hog firing rope could end up stuck in land right after the rope has attached
unc0rr
parents: 13956
diff changeset
   483
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   484
                PlaySound(sndRopeAttach);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   485
                with HHGear^ do
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   486
                    begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   487
                    State := State and (not (gstAttacking or gstHHJumping or gstHHHJump));
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   488
                    Message := Message and (not gmAttack)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   489
                    end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   490
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   491
                RopeRemoveFromAmmo(Gear, HHGear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   492
                exit
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   493
                end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   494
            tx := tx + Gear^.dX + Gear^.dX;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   495
            ty := ty + Gear^.dY + Gear^.dY;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   496
            tt := tt - _2;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   497
            end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   498
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   499
8751
4609823efc94 More flagging of Land values. Also use less than for tests of non-terrain, instead of "and $FF00 = 0". Saves a couple of ops, which actually matters a small amount in a few places.
nemo
parents: 8744
diff changeset
   500
    if Gear^.Elasticity < _20 then Gear^.CollisionMask:= lfLandMask
13463
f1d349a52bc7 Refactor: lfCurrentHog→lfCurHogCrate, lfNotCurrentMask→lfNotCurHogCrate
Wuzzy <Wuzzy2@mail.ru>
parents: 13077
diff changeset
   501
    else Gear^.CollisionMask:= lfNotCurHogCrate; //lfNotObjMask or lfNotHHObjMask;
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   502
    CheckCollision(Gear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   503
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   504
    if (Gear^.State and gstCollision) <> 0 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   505
        if Gear^.Elasticity < _10 then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   506
            Gear^.Elasticity := _10000
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   507
    else
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   508
        begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   509
        Gear^.doStep := @doStepRopeWork;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   510
        PlaySound(sndRopeAttach);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   511
        with HHGear^ do
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   512
            begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   513
            State := State and (not (gstAttacking or gstHHJumping or gstHHHJump));
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   514
            Message := Message and (not gmAttack)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   515
            end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   516
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   517
        RopeRemoveFromAmmo(Gear, HHGear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   518
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   519
        exit
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   520
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   521
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   522
    if (Gear^.Elasticity > Gear^.Friction)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   523
        or ((Gear^.Message and gmAttack) = 0)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   524
        or ((HHGear^.State and gstHHDriven) = 0)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   525
        or (HHGear^.Damage > 0) then
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   526
            begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   527
            with Gear^.Hedgehog^.Gear^ do
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   528
                begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   529
                State := State and (not gstAttacking);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   530
                Message := Message and (not gmAttack)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   531
                end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   532
        DeleteGear(Gear);
13956
2568fa516733 Fix hog can drop more than 2 s. mines if first one was dropped from utility, then stop using that utility
Wuzzy <Wuzzy2@mail.ru>
parents: 13463
diff changeset
   533
        if (GetAmmoEntry(HHGear^.Hedgehog^, amRope)^.Count >= 1) and ((Ammoz[HHGear^.Hedgehog^.CurAmmoType].Ammo.Propz and ammoprop_AltUse) <> 0) and (HHGear^.Hedgehog^.MultiShootAttacks = 0) then
12821
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   534
            HHGear^.Hedgehog^.CurAmmoType:= amRope;
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   535
        isCursorVisible := false;
f3e07e53460d Fix desyncs when forcing rope re-selection after missing a shot or hitting bounce world edge
Wuzzy <Wuzzy2@mail.ru>
parents: 12819
diff changeset
   536
        ApplyAmmoChanges(HHGear^.Hedgehog^);
7660
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   537
        exit;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   538
        end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   539
    if CheckGearDrowning(HHGear) then DeleteGear(Gear)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   540
end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   541
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   542
procedure doStepRope(Gear: PGear);
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   543
begin
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   544
    Gear^.dX := - Gear^.dX;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   545
    Gear^.dY := - Gear^.dY;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   546
    Gear^.doStep := @doStepRopeAttach;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   547
    PlaySound(sndRopeShot)
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   548
end;
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   549
8398faa1e628 Fix line endings, add missing amMine entry
nemo
parents: 7658
diff changeset
   550
end.