hedgewars/hwengine.dpr
author unc0rr
Wed, 13 Aug 2008 11:29:27 +0000
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permissions -rw-r--r--
Mention Niklas Grahn for his translation on about page
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 (*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2007 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 *)
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{$IFNDEF FPC}
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WriteLn('Only Freepascal supported');
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{$ENDIF}
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program hwengine;
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uses
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  SDLh,
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  GL,
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  uConsts in 'uConsts.pas',
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  uGame in 'uGame.pas',
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  uMisc in 'uMisc.pas',
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  uStore in 'uStore.pas',
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  uWorld in 'uWorld.pas',
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  uIO in 'uIO.pas',
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  uGears in 'uGears.pas',
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  uVisualGears in 'uVisualGears.pas',
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  uConsole in 'uConsole.pas',
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  uKeys in 'uKeys.pas',
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  uTeams in 'uTeams.pas',
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  uSound in 'uSound.pas',
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  uRandom in 'uRandom.pas',
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  uAI in 'uAI.pas',
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  uAIMisc in 'uAIMisc.pas',
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  uAIAmmoTests in 'uAIAmmoTests.pas',
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  uAIActions in 'uAIActions.pas',
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  uCollisions in 'uCollisions.pas',
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  uLand in 'uLand.pas',
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  uLandTemplates in 'uLandTemplates.pas',
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  uLandObjects in 'uLandObjects.pas',
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  uLandGraphics in 'uLandGraphics.pas',
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  uLocale in 'uLocale.pas',
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  uAmmos in 'uAmmos.pas',
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  uSHA in 'uSHA.pas',
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  uFloat in 'uFloat.pas',
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  uStats in 'uStats.pas',
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  uChat in 'uChat.pas';
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{$INCLUDE options.inc}
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// also: GSHandlers.inc
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//       CCHandlers.inc
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//       HHHandlers.inc
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//       SinTable.inc
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//       proto.inc
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procedure OnDestroy; forward;
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////////////////////////////////
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procedure DoTimer(Lag: LongInt);
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var s: string;
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begin
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inc(RealTicks, Lag);
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case GameState of
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   gsLandGen: begin
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              GenMap;
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              GameState:= gsStart;
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              end;
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     gsStart: begin
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              AddClouds;
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              AssignHHCoords;
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              AddMiscGears;
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              StoreLoad;
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              ResetKbd;
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              SoundLoad;
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              if GameType = gmtSave then
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                 begin
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                 isSEBackup:= isSoundEnabled;
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                 isSoundEnabled:= false
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                 end;
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              FinishProgress;
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              PlayMusic;
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              GameState:= gsGame
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              end;
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   gsConfirm,
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      gsGame: begin
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              ProcessKbd;
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              DoGameTick(Lag);
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              ProcessVisualGears(Lag);
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              DrawWorld(Lag);
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              end;
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      gsChat: begin
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              DoGameTick(Lag);
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              ProcessVisualGears(Lag);
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              DrawWorld(Lag);
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              end;
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      gsExit: begin
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              OnDestroy;
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              end;
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     end;
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SDL_GL_SwapBuffers();
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if flagMakeCapture then
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   begin
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   flagMakeCapture:= false;
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   s:= 'hw_' + cSeed + '_' + inttostr(GameTicks) + '.tga';
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   WriteLnToConsole('Saving ' + s);
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   MakeScreenshot(s);
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//   SDL_SaveBMP_RW(SDLPrimSurface, SDL_RWFromFile(Str2PChar(s), 'wb'), 1)
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   end;
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end;
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////////////////////
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procedure OnDestroy;
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begin
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{$IFDEF DEBUGFILE}AddFileLog('Freeing resources...');{$ENDIF}
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if isSoundEnabled then ReleaseSound;
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StoreRelease;
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SendKB;
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CloseIPC;
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TTF_Quit;
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SDL_Quit;
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halt
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end;
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////////////////////////////////
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procedure Resize(w, h: LongInt);
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begin
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cScreenWidth:= w;
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cScreenHeight:= h;
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if cFullScreen then
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	ParseCommand('/fullscr 1', true)
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else
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	ParseCommand('/fullscr 0', true);
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end;
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///////////////////
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procedure MainLoop;
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var PrevTime,
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    CurrTime: Longword;
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    event: TSDL_Event;
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begin
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PrevTime:= SDL_GetTicks;
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repeat
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while SDL_PollEvent(@event) <> 0 do
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	case event.type_ of
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		SDL_KEYDOWN: if GameState = gsChat then KeyPressChat(event.key.keysym.unicode);
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		SDL_ACTIVEEVENT: if (event.active.state and SDL_APPINPUTFOCUS) <> 0 then
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				cHasFocus:= event.active.gain = 1;
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		//SDL_VIDEORESIZE: Resize(max(event.resize.w, 600), max(event.resize.h, 450));
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		SDL_QUITEV: isTerminated:= true
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		end;
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CurrTime:= SDL_GetTicks;
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if PrevTime + cTimerInterval <= CurrTime then
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   begin
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   DoTimer(CurrTime - PrevTime);
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   PrevTime:= CurrTime
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   end else SDL_Delay(1);
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IPCCheckSock
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until isTerminated
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end;
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////////////////////
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procedure GetParams;
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var
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{$IFDEF DEBUGFILE}
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    i: LongInt;
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{$ENDIF}
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    p: TPathType;
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begin
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{$IFDEF DEBUGFILE}
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AddFileLog('Prefix: "' + PathPrefix +'"');
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for i:= 0 to ParamCount do
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    AddFileLog(inttostr(i) + ': ' + ParamStr(i));
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{$ENDIF}
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case ParamCount of
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15: begin
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     val(ParamStr(2), cScreenWidth);
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     val(ParamStr(3), cScreenHeight);
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     cInitWidth:= cScreenWidth;
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     cInitHeight:= cScreenHeight;
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     cBitsStr:= ParamStr(4);
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     val(cBitsStr, cBits);
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     val(ParamStr(5), ipcPort);
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     cFullScreen:= ParamStr(6) = '1';
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     isSoundEnabled:= ParamStr(7) = '1';
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     cLocaleFName:= ParamStr(8);
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     val(ParamStr(9), cInitVolume);
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     val(ParamStr(10), cTimerInterval);
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     PathPrefix:= ParamStr(11);
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     cShowFPS:= ParamStr(12) = '1';
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     cAltDamage:= ParamStr(13) = '1';
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     UserNick:= DecodeBase64(ParamStr(14));
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     isMusicEnabled:= ParamStr(15) = '1';
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     for p:= Succ(Low(TPathType)) to High(TPathType) do
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         if p <> ptMapCurrent then Pathz[p]:= PathPrefix + '/' + Pathz[p]
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     end;
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  3: begin
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     val(ParamStr(2), ipcPort);
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     GameType:= gmtLandPreview;
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     if ParamStr(3) <> 'landpreview' then OutError(errmsgShouldntRun, true);
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     end
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   else
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   OutError(errmsgShouldntRun, true)
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   end
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end;
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procedure ShowMainWindow;
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begin
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if cFullScreen then ParseCommand('fullscr 1', true)
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               else ParseCommand('fullscr 0', true);
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SDL_ShowCursor(0)
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end;
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///////////////
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procedure Game;
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var s: shortstring;
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begin
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WriteToConsole('Init SDL... ');
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SDLTry(SDL_Init(SDL_INIT_VIDEO) >= 0, true);
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WriteLnToConsole(msgOK);
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SDL_EnableUNICODE(1);
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WriteToConsole('Init SDL_ttf... ');
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SDLTry(TTF_Init <> -1, true);
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WriteLnToConsole(msgOK);
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ShowMainWindow;
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InitKbdKeyTable;
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InitIPC;
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WriteLnToConsole(msgGettingConfig);
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LoadLocale(Pathz[ptLocale] + '/' + cLocaleFName);
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SendIPCAndWaitReply('C');        // ask for game config
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s:= 'eproto ' + inttostr(cNetProtoVersion);
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SendIPCRaw(@s[0], Length(s) + 1); // send proto version
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InitTeams;
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AssignStores;
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if isSoundEnabled then InitSound;
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InitWorld;
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StoreInit;
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isDeveloperMode:= false;
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TryDo(InitStepsFlags = cifAllInited,
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      'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')',
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      true);
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MainLoop
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end;
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/////////////////////////
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procedure GenLandPreview;
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var Preview: TPreview;
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begin
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InitIPC;
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IPCWaitPongEvent;
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TryDo(InitStepsFlags = cifRandomize,
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      'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')',
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      true);
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Preview:= GenPreview;
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WriteLnToConsole('Sending preview...');
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SendIPCRaw(@Preview, sizeof(Preview));
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WriteLnToConsole('Preview sent, disconnect');
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CloseIPC
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end;
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////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////// m a i n ////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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begin
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WriteLnToConsole('-= Hedgewars ' + cVersionString + ' =-');
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WriteLnToConsole('   -= by unC0Rr =-   ');
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GetParams;
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Randomize;
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if GameType = gmtLandPreview then GenLandPreview
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                             else Game
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end.