hedgewars/uCommandHandlers.pas
author unc0rr
Wed, 29 Feb 2012 23:44:49 +0400
changeset 6753 e95b1f62d0de
parent 6700 e04da46ee43c
child 6818 136aa9c8c593
permissions -rw-r--r--
Don't remove client's teams from teams list on "ROUNDFINISHED 0", just send team removal message to others. This should fix problems with ghost teams in frontend. Not tested at all, successfully built on first attempt, which is considered as a bad sign :D Server still thinks game proceeds, so restart isn't possible.

(*
 * Hedgewars, a free turn based strategy game
 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 *)

{$INCLUDE "options.inc"}

unit uCommandHandlers;

interface

procedure initModule;
procedure freeModule;

implementation
uses uCommands, uTypes, uVariables, uIO, uDebug, uConsts, uScript, uUtils, SDLh, uRandom, uCaptions;

procedure chGenCmd(var s: shortstring);
begin
case s[1] of
    'R': if ReadyTimeLeft > 1 then 
        begin
        ReadyTimeLeft:= 1;
        if not CurrentTeam^.ExtDriven then
            SendIPC('c'+s);
        end
    end
end;

procedure chQuit(var s: shortstring);
const prevGState: TGameState = gsConfirm;
begin
    s:= s; // avoid compiler hint
    if (GameState = gsGame) or (GameState = gsChat) then
        begin
        prevGState:= GameState;
        GameState:= gsConfirm;
        SDL_ShowCursor(1)
        end
    else
        if GameState = gsConfirm then
            begin
            GameState:= prevGState;
            SDL_ShowCursor(ord(isPaused))
            end
end;

procedure chForceQuit(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    GameState:= gsConfirm;
    ParseCommand('confirm', true);
end;

procedure chConfirm(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    if GameState = gsConfirm then
    begin
        SendIPC('Q');
        GameState:= gsExit
    end
else
    ParseCommand('chat team', true);
end;

procedure chHalt (var s: shortstring);
begin
    s:= s; // avoid compiler hint
    SendIPC('H');
    GameState:= gsExit
end;

procedure chCheckProto(var s: shortstring);
var i, c: LongInt;
begin
    if isDeveloperMode then
        begin
        val(s, i, c);
        if (c <> 0) or (i = 0) then
            exit;
        TryDo(i <= cNetProtoVersion, 'Protocol version mismatch: engine is too old (got '+intToStr(i)+', expecting '+intToStr(cNetProtoVersion)+')', true);
        TryDo(i >= cNetProtoVersion, 'Protocol version mismatch: engine is too new (got '+intToStr(i)+', expecting '+intToStr(cNetProtoVersion)+')', true);
    end
end;

procedure chTeamLocal(var s: shortstring);
begin
s:= s; // avoid compiler hint
if not isDeveloperMode then
    exit;
if CurrentTeam = nil then
    OutError(errmsgIncorrectUse + ' "/rdriven"', true);
CurrentTeam^.ExtDriven:= true
end;

procedure chGrave(var s: shortstring);
begin
if CurrentTeam = nil then
    OutError(errmsgIncorrectUse + ' "/grave"', true);
if s[1]='"' then
    Delete(s, 1, 1);
if s[byte(s[0])]='"' then
    Delete(s, byte(s[0]), 1);
CurrentTeam^.GraveName:= s
end;

procedure chFort(var s: shortstring);
begin
if CurrentTeam = nil then
    OutError(errmsgIncorrectUse + ' "/fort"', true);
if s[1]='"' then
    Delete(s, 1, 1);
if s[byte(s[0])]='"' then
    Delete(s, byte(s[0]), 1);
CurrentTeam^.FortName:= s
end;

procedure chFlag(var s: shortstring);
begin
if CurrentTeam = nil then
    OutError(errmsgIncorrectUse + ' "/flag"', true);
if s[1]='"' then
    Delete(s, 1, 1);
if s[byte(s[0])]='"' then
    Delete(s, byte(s[0]), 1);
CurrentTeam^.flag:= s
end;

procedure chScript(var s: shortstring);
begin
if s[1]='"' then
    Delete(s, 1, 1);
if s[byte(s[0])]='"' then
    Delete(s, byte(s[0]), 1);
cScriptName:= s;
ScriptLoad(s)
end;

procedure chSetHat(var s: shortstring);
begin
if (not isDeveloperMode) or (CurrentTeam = nil) then exit;
with CurrentTeam^ do
    begin
    if not CurrentHedgehog^.King then
    if (s = '')
    or (((GameFlags and gfKing) <> 0) and (s = 'crown'))
    or ((Length(s) > 39) and (Copy(s,1,8) = 'Reserved') and (Copy(s,9,32) <> PlayerHash)) then
        CurrentHedgehog^.Hat:= 'NoHat'
    else
        CurrentHedgehog^.Hat:= s
    end;
end;

procedure chCurU_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementY:= -1;
end;

procedure chCurU_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementY:= 0;
end;

procedure chCurD_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementY:= 1;
end;

procedure chCurD_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementY:= 0;
end;

procedure chCurL_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementX:= -1;
end;

procedure chCurL_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementX:= 0;
end;

procedure chCurR_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementX:= 1;
end;

procedure chCurR_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
CursorMovementX:= 0;
end;

procedure chLeft_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('L');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmLeft and InputMask);
    ScriptCall('onLeft');
end;

procedure chLeft_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('l');
with CurrentHedgehog^.Gear^ do
    Message:= Message and (not (gmLeft and InputMask));
    ScriptCall('onLeftUp');
end;

procedure chRight_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('R');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmRight and InputMask);
    ScriptCall('onRight');
end;

procedure chRight_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('r');
with CurrentHedgehog^.Gear^ do
    Message:= Message and (not (gmRight and InputMask));
    ScriptCall('onRightUp');
end;

procedure chUp_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('U');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmUp and InputMask);
    ScriptCall('onUp');
end;

procedure chUp_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('u');
with CurrentHedgehog^.Gear^ do
    Message:= Message and (not (gmUp and InputMask));
    ScriptCall('onUpUp');
end;

procedure chDown_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('D');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmDown and InputMask);
    ScriptCall('onDown');
end;

procedure chDown_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('d');
with CurrentHedgehog^.Gear^ do
    Message:= Message and (not (gmDown and InputMask));
    ScriptCall('onDownUp');
end;

procedure chPrecise_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('Z');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmPrecise and InputMask);
    ScriptCall('onPrecise');
end;

procedure chPrecise_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('z');
with CurrentHedgehog^.Gear^ do
    Message:= Message and (not (gmPrecise and InputMask));
    ScriptCall('onPreciseUp');
end;

procedure chLJump(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('j');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmLJump and InputMask);
    ScriptCall('onLJump');
end;

procedure chHJump(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('J');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmHJump and InputMask);
    ScriptCall('onHJump');
end;

procedure chAttack_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    begin
    AddFileLog('/+attack: hedgehog''s Gear^.State = '+inttostr(State));
    if ((State and gstHHDriven) <> 0) then
        begin
        FollowGear:= CurrentHedgehog^.Gear;
        if not CurrentTeam^.ExtDriven then
            SendIPC('A');
        Message:= Message or (gmAttack and InputMask);
        ScriptCall('onAttack');
        end
    end
end;

procedure chAttack_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    exit;
with CurrentHedgehog^.Gear^ do
    begin
    if not CurrentTeam^.ExtDriven and
        ((Message and gmAttack) <> 0) then
            SendIPC('a');
    Message:= Message and (not (gmAttack and InputMask));
    ScriptCall('onAttackUp');
    end
end;

procedure chSwitch(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC('S');
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    Message:= Message or (gmSwitch and InputMask);
    ScriptCall('onSwitch');
end;

procedure chNextTurn(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    TryDo(AllInactive, '/nextturn called when not all gears are inactive', true);

    if not CurrentTeam^.ExtDriven then
        SendIPC('N');
    AddFileLog('Doing SwitchHedgehog: time '+inttostr(GameTicks));
end;

procedure chTimer(var s: shortstring);
begin
if (s[0] <> #1) or (s[1] < '1') or (s[1] > '5') or CheckNoTeamOrHH then
    exit;

if not CurrentTeam^.ExtDriven then
    SendIPC(s);
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    begin
    Message:= Message or (gmTimer and InputMask);
    MsgParam:= byte(s[1]) - ord('0');
    ScriptCall('onTimer');
    end
end;

procedure chSlot(var s: shortstring);
var slot: LongWord;
begin
if (s[0] <> #1) or CheckNoTeamOrHH then
    exit;
slot:= byte(s[1]) - 49;
if slot > cMaxSlotIndex then
    exit;
if not CurrentTeam^.ExtDriven then
    SendIPC(char(byte(s[1]) + 79));
bShowFinger:= false;
with CurrentHedgehog^.Gear^ do
    begin
    Message:= Message or (gmSlot and InputMask);
    MsgParam:= slot; 
    ScriptCall('onSlot');
    end
end;

procedure chSetWeapon(var s: shortstring);
begin
    if (s[0] <> #1) or CheckNoTeamOrHH then
        exit;

    if TAmmoType(s[1]) > High(TAmmoType) then
        exit;

    if not CurrentTeam^.ExtDriven then
        SendIPC('w' + s);

    with CurrentHedgehog^.Gear^ do
        begin
        Message:= Message or (gmWeapon and InputMask);
        MsgParam:= byte(s[1]);
        ScriptCall('onSetWeapon');
        end;
end;

procedure chTaunt(var s: shortstring);
begin
if (s[0] <> #1) or CheckNoTeamOrHH then
    exit;

if TWave(s[1]) > High(TWave) then
    exit;

if not CurrentTeam^.ExtDriven then
    SendIPC('t' + s);

with CurrentHedgehog^.Gear^ do
    begin
    Message:= Message or (gmAnimate and InputMask);
    MsgParam:= byte(s[1]) ; 
    ScriptCall('onTaunt');
    end
end;

procedure chPut(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    doPut(0, 0, false);
end;

procedure chCapture(var s: shortstring);
begin
s:= s; // avoid compiler hint
flagMakeCapture:= true
end;

procedure chSetMap(var s: shortstring);
begin
if isDeveloperMode then
    begin
    if s = '' then
        begin
        UserPathz[ptMapCurrent]:= s;
        Pathz[ptMapCurrent]:= s;
        end
    else
        begin
        UserPathz[ptMapCurrent]:= UserPathz[ptMaps] + '/' + s;
        Pathz[ptMapCurrent]:= Pathz[ptMaps] + '/' + s;
        end;
    InitStepsFlags:= InitStepsFlags or cifMap
    end;

ScriptLoad('Maps/' + s + '/map.lua')
end;

procedure chSetTheme(var s: shortstring);
begin
if isDeveloperMode then
    begin
    UserPathz[ptCurrTheme]:= UserPathz[ptThemes] + '/' + s;
    Pathz[ptCurrTheme]:= Pathz[ptThemes] + '/' + s;
    Theme:= s;
    InitStepsFlags:= InitStepsFlags or cifTheme
    end
end;

procedure chSetSeed(var s: shortstring);
begin
if isDeveloperMode then
    begin
    SetRandomSeed(s);
    cSeed:= s;
    InitStepsFlags:= InitStepsFlags or cifRandomize
    end
    end;

procedure chAmmoMenu(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH then
    bShowAmmoMenu:= true
else
    begin
    with CurrentTeam^ do
        with Hedgehogs[CurrHedgehog] do
            begin
            bSelected:= false;

            if bShowAmmoMenu then
                bShowAmmoMenu:= false
            else if ((Gear^.State and (gstAttacking or gstAttacked)) <> 0)
            or ((MultiShootAttacks > 0) and ((Ammoz[CurAmmoType].Ammo.Propz and ammoprop_NoRoundEnd) = 0))
            or ((Gear^.State and gstHHDriven) = 0) then
                begin
                end
            else
                bShowAmmoMenu:= true
            end;
    end
end;

procedure chVol_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
inc(cVolumeDelta, 3)
end;

procedure chVol_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
dec(cVolumeDelta, 3)
end;

procedure chFindhh(var s: shortstring);
begin
s:= s; // avoid compiler hint
if CheckNoTeamOrHH or isPaused then
    exit;

if FollowGear <> nil then
    begin
    AddCaption('Auto Camera Off', $CCCCCC, capgrpVolume);
    autoCameraOn:= false
    end
    else
        begin
    AddCaption('Auto Camera On', $CCCCCC, capgrpVolume);
    bShowFinger:= true;
    if not CurrentHedgehog^.Unplaced then
        FollowGear:= CurrentHedgehog^.Gear;
    autoCameraOn:= true
    end
end;

procedure chPause(var s: shortstring);
begin
s:= s; // avoid compiler hint
if gameType <> gmtNet then
    isPaused:= not isPaused;

if isPaused then
    SDL_ShowCursor(1)
    else
    SDL_ShowCursor(ord(GameState = gsConfirm))
end;

procedure chRotateMask(var s: shortstring);
begin
s:= s; // avoid compiler hint
if ((GameFlags and gfInvulnerable) = 0) then
    cTagsMask:= cTagsMasks[cTagsMask]
else
    cTagsMask:= cTagsMasksNoHealth[cTagsMask];
end;

procedure chSpeedup_p(var s: shortstring);
begin
s:= s; // avoid compiler hint
isSpeed:= true
end;

procedure chSpeedup_m(var s: shortstring);
begin
s:= s; // avoid compiler hint
isSpeed:= false
end;

procedure chZoomIn(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    if ZoomValue < cMinZoomLevel then
        ZoomValue:= ZoomValue + cZoomDelta;
end;

procedure chZoomOut(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    if ZoomValue > cMaxZoomLevel then
        ZoomValue:= ZoomValue - cZoomDelta;
end;

procedure chZoomReset(var s: shortstring);
begin
    s:= s; // avoid compiler hint
    ZoomValue:= cDefaultZoomLevel;
end;


procedure initModule;
begin
//////// Begin top sorted by freq analysis not including chatmsg
    RegisterVariable('+right'  , vtCommand, @chRight_p      , false);
    RegisterVariable('-right'  , vtCommand, @chRight_m      , false);
    RegisterVariable('+up'     , vtCommand, @chUp_p         , false);
    RegisterVariable('-up'     , vtCommand, @chUp_m         , false);
    RegisterVariable('+left'   , vtCommand, @chLeft_p       , false);
    RegisterVariable('-left'   , vtCommand, @chLeft_m       , false);
    RegisterVariable('+attack' , vtCommand, @chAttack_p     , false);
    RegisterVariable('+down'   , vtCommand, @chDown_p       , false);
    RegisterVariable('-down'   , vtCommand, @chDown_m       , false);
    RegisterVariable('hjump'   , vtCommand, @chHJump        , false);
    RegisterVariable('ljump'   , vtCommand, @chLJump        , false);
    RegisterVariable('nextturn', vtCommand, @chNextTurn     , false);
    RegisterVariable('-attack' , vtCommand, @chAttack_m     , false);
    RegisterVariable('slot'    , vtCommand, @chSlot         , false);
    RegisterVariable('setweap' , vtCommand, @chSetWeapon    , false);
//////// End top by freq analysis
    RegisterVariable('gencmd'  , vtCommand, @chGenCmd       , false);
    RegisterVariable('flag'    , vtCommand, @chFlag         , false);
    RegisterVariable('script'  , vtCommand, @chScript       , false);
    RegisterVariable('proto'   , vtCommand, @chCheckProto   , true );
    RegisterVariable('spectate', vtBoolean, @fastUntilLag   , false);
    RegisterVariable('capture' , vtCommand, @chCapture      , true );
    RegisterVariable('rotmask' , vtCommand, @chRotateMask   , true );
    RegisterVariable('rdriven' , vtCommand, @chTeamLocal    , false);
    RegisterVariable('map'     , vtCommand, @chSetMap       , false);
    RegisterVariable('theme'   , vtCommand, @chSetTheme     , false);
    RegisterVariable('seed'    , vtCommand, @chSetSeed      , false);
    RegisterVariable('template_filter', vtLongInt, @cTemplateFilter, false);
    RegisterVariable('mapgen'  , vtLongInt, @cMapGen        , false);
    RegisterVariable('maze_size',vtLongInt, @cTemplateFilter, false);
    RegisterVariable('delay'   , vtLongInt, @cInactDelay    , false);
    RegisterVariable('ready'   , vtLongInt, @cReadyDelay    , false);
    RegisterVariable('casefreq', vtLongInt, @cCaseFactor    , false);
    RegisterVariable('healthprob', vtLongInt, @cHealthCaseProb, false);
    RegisterVariable('hcaseamount', vtLongInt, @cHealthCaseAmount, false);
    RegisterVariable('sd_turns', vtLongInt, @cSuddenDTurns  , false);
    RegisterVariable('waterrise', vtLongInt, @cWaterRise    , false);
    RegisterVariable('healthdec', vtLongInt, @cHealthDecrease, false);
    RegisterVariable('damagepct',vtLongInt, @cDamagePercent , false);
    RegisterVariable('ropepct' , vtLongInt, @cRopePercent   , false);
    RegisterVariable('getawaytime' , vtLongInt, @cGetAwayTime , false);
    RegisterVariable('minedudpct',vtLongInt,@cMineDudPercent, false);
    RegisterVariable('minesnum', vtLongInt, @cLandMines     , false);
    RegisterVariable('explosives',vtLongInt,@cExplosives    , false);
    RegisterVariable('gmflags' , vtLongInt, @GameFlags      , false);
    RegisterVariable('turntime', vtLongInt, @cHedgehogTurnTime, false);
    RegisterVariable('minestime',vtLongInt, @cMinesTime     , false);
    RegisterVariable('fort'    , vtCommand, @chFort         , false);
    RegisterVariable('grave'   , vtCommand, @chGrave        , false);
    RegisterVariable('hat'     , vtCommand, @chSetHat       , false);
    RegisterVariable('quit'    , vtCommand, @chQuit         , true );
    RegisterVariable('forcequit', vtCommand, @chForceQuit   , true );
    RegisterVariable('confirm' , vtCommand, @chConfirm      , true );
    RegisterVariable('halt',     vtCommand, @chHalt         , true );
    RegisterVariable('+speedup', vtCommand, @chSpeedup_p    , true );
    RegisterVariable('-speedup', vtCommand, @chSpeedup_m    , true );
    RegisterVariable('zoomin'  , vtCommand, @chZoomIn       , true );
    RegisterVariable('zoomout' , vtCommand, @chZoomOut      , true );
    RegisterVariable('zoomreset',vtCommand, @chZoomReset    , true );
    RegisterVariable('ammomenu', vtCommand, @chAmmoMenu     , true);
    RegisterVariable('+precise', vtCommand, @chPrecise_p    , false);
    RegisterVariable('-precise', vtCommand, @chPrecise_m    , false);
    RegisterVariable('switch'  , vtCommand, @chSwitch       , false);
    RegisterVariable('timer'   , vtCommand, @chTimer        , false);
    RegisterVariable('taunt'   , vtCommand, @chTaunt        , false);
    RegisterVariable('put'     , vtCommand, @chPut          , false);
    RegisterVariable('+volup'  , vtCommand, @chVol_p        , true );
    RegisterVariable('-volup'  , vtCommand, @chVol_m        , true );
    RegisterVariable('+voldown', vtCommand, @chVol_m        , true );
    RegisterVariable('-voldown', vtCommand, @chVol_p        , true );
    RegisterVariable('findhh'  , vtCommand, @chFindhh       , true );
    RegisterVariable('pause'   , vtCommand, @chPause        , true );
    RegisterVariable('+cur_u'  , vtCommand, @chCurU_p       , true );
    RegisterVariable('-cur_u'  , vtCommand, @chCurU_m       , true );
    RegisterVariable('+cur_d'  , vtCommand, @chCurD_p       , true );
    RegisterVariable('-cur_d'  , vtCommand, @chCurD_m       , true );
    RegisterVariable('+cur_l'  , vtCommand, @chCurL_p       , true );
    RegisterVariable('-cur_l'  , vtCommand, @chCurL_m       , true );
    RegisterVariable('+cur_r'  , vtCommand, @chCurR_p       , true );
    RegisterVariable('-cur_r'  , vtCommand, @chCurR_m       , true );
end;

procedure freeModule;
begin
end;

end.