hedgewars/hwengine.dpr
author unc0rr
Wed, 20 Sep 2006 18:24:13 +0000
changeset 155 401f4ea24715
parent 109 ab0340f580c2
child 158 e6c3223f3bca
permissions -rw-r--r--
Engine can generate land preview and send it via IPC
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(*
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 * Hedgewars, a worms-like game
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 * Copyright (c) 2004, 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * Distributed under the terms of the BSD-modified licence:
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * with the Software without restriction, including without limitation the
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 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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 * sell copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. The name of the author may not be used to endorse or promote products
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 *    derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *)
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program hwengine;
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{$APPTYPE CONSOLE}
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uses
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  SDLh,
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  uConsts in 'uConsts.pas',
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  uGame in 'uGame.pas',
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  uMisc in 'uMisc.pas',
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  uStore in 'uStore.pas',
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  uWorld in 'uWorld.pas',
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  uIO in 'uIO.pas',
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  uGears in 'uGears.pas',
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  uConsole in 'uConsole.pas',
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  uKeys in 'uKeys.pas',
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  uTeams in 'uTeams.pas',
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  uSound in 'uSound.pas',
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  uRandom in 'uRandom.pas',
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  uAI in 'uAI.pas',
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  uAIMisc in 'uAIMisc.pas',
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  uAIAmmoTests in 'uAIAmmoTests.pas',
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  uAIActions in 'uAIActions.pas',
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  uCollisions in 'uCollisions.pas',
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  uLand in 'uLand.pas',
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  uLandTemplates in 'uLandTemplates.pas',
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  uLandObjects in 'uLandObjects.pas',
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  uLandGraphics in 'uLandGraphics.pas',
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  uLocale in 'uLocale.pas';
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{$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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procedure OnDestroy; forward;
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////////////////////////////////
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procedure DoTimer(Lag: integer);
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var s: string;
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begin
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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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              AssignHHCoords;
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              AddMiscGears;
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              AdjustColor(cColorNearBlack);
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              AdjustColor(cWaterColor);
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              AdjustColor(cWhiteColor);
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              StoreLoad;
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              AdjustColor(cConsoleSplitterColor);
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              ResetKbd;
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              SoundLoad;
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              PlayMusic;
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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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              GameState:= gsGame
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              end;
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     gsGame : begin
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              ProcessKbd;
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              DoGameTick(Lag);
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              DrawWorld(Lag, SDLPrimSurface);
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              end;
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   gsConsole: begin
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              DoGameTick(Lag);
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              DrawWorld(Lag, SDLPrimSurface);
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              DrawConsole(SDLPrimSurface);
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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_Flip(SDLPrimSurface);
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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) + '.bmp';
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   WriteLnToConsole('Saving ' + s);
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   SDL_SaveBMP_RW(SDLPrimSurface, SDL_RWFromFile(PChar(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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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 MainLoop;
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var PrevTime,
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    CurrTime: Cardinal;
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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: case GameState of
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                             gsGame: if event.key.keysym.sym = 96 then
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                                        begin
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                                        cConsoleYAdd:= cConsoleHeight;
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                                        GameState:= gsConsole
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                                        end;
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                          gsConsole: KeyPressConsole(event.key.keysym.sym);
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                             end;
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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 {sleep(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 c: integer;
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    i: integer;
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    p: TPathType;
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begin
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PathPrefix:= ParamStr(0);
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for i:= 1 to Length(PathPrefix) do
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    if PathPrefix[i] = '\' then PathPrefix[i]:= '/';
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i:= Length(PathPrefix);
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while (i > 0) and not (PathPrefix[i] = '/') do dec(i);
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Delete(PathPrefix, i, Length(PathPrefix) - i + 1);
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dec(i);
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while (i > 0) and not (PathPrefix[i] = '/') do dec(i);
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Delete(PathPrefix, i, Length(PathPrefix) - i + 1);
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PathPrefix:= PathPrefix + '/share/hedgewars/';
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for p:= Low(TPathType) to High(TPathType) do
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    if p <> ptMapCurrent then Pathz[p]:= PathPrefix + Pathz[p];
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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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  7: begin
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     val(ParamStr(1), cScreenWidth, c);
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     val(ParamStr(2), cScreenHeight, c);
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     cBitsStr:= ParamStr(3);
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     val(cBitsStr, cBits, c);
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     val(ParamStr(4), ipcPort, c);
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     cFullScreen:= ParamStr(5) = '1';
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     isSoundEnabled:= ParamStr(6) = '1';
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     cLocaleFName:= ParamStr(7);
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     end;
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  2: begin
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     val(ParamStr(1), ipcPort, c);
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     GameType:= gmtLandPreview;
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     if ParamStr(2) <> '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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var flags: Longword;
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begin
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flags:= SDL_HWSURFACE or SDL_DOUBLEBUF or SDL_HWACCEL;
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if cFullScreen then flags:= flags or SDL_FULLSCREEN
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               else SDL_WM_SetCaption('Hedgewars', nil);
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SDLPrimSurface:= SDL_SetVideoMode(cScreenWidth, cScreenHeight, cBits, flags);
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TryDo(SDLPrimSurface <> nil, errmsgCreateSurface, true);
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PixelFormat:= SDLPrimSurface.format;
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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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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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WriteToConsole('Init SDL_ttf... ');
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SDLTry(TTF_Init >= 0, 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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InitTeams;
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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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procedure GenLandPreview;
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begin
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InitIPC;
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SendIPCAndWaitReply('C');
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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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GenPreview;
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SendIPCRaw(@Preview, sizeof(Preview));
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SendIPCAndWaitReply('+');
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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 0.2 =-');
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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.