hedgewars/uSound.pas
author unc0rr
Wed, 09 Nov 2011 21:36:20 +0300
changeset 6316 ac23ba018ed2
parent 6072 e3dc802965d6
child 6224 42b256eca362
child 6360 eca20f8990e2
permissions -rw-r--r--
Fix inifinite loops
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2011 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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{$INCLUDE "options.inc"}
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unit uSound;
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(*
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 * This unit controls the sounds and music of the game.
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 * Doesn't really do anything if isSoundEnabled = false.
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 *
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 * There are three basic types of sound controls:
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 *    Music        - The background music of the game:
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 *                   * will only be played if isMusicEnabled = true
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 *                   * can be started, changed, paused and resumed
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 *    Sound        - Can be started and stopped
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 *    Looped Sound - Subtype of sound: plays in a loop using a
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 *                   "channel", of which the id is returned on start.
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 *                   The channel id can be used to stop a specific sound loop.
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 *)
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interface
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uses SDLh, uConsts, uTypes, sysutils;
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var MusicFN: shortstring; // music file name
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procedure initModule;
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procedure freeModule;
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procedure InitSound; // Initiates sound-system if isSoundEnabled.
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procedure ReleaseSound; // Releases sound-system and used resources.
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procedure SoundLoad; // Preloads some sounds for performance reasons.
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// MUSIC
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// Obvious music commands for music track specified in MusicFN.
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procedure PlayMusic;
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procedure PauseMusic;
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procedure ResumeMusic;
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procedure ChangeMusic; // Replaces music track with current MusicFN and plays it.
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// SOUNDS
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// Plays the sound snd [from a given voicepack],
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// if keepPlaying is given and true,
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// then the sound's playback won't be interrupted if asked to play again.
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procedure PlaySound(snd: TSound);
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procedure PlaySound(snd: TSound; keepPlaying: boolean);
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procedure PlaySound(snd: TSound; voicepack: PVoicepack);
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procedure PlaySound(snd: TSound; voicepack: PVoicepack; keepPlaying: boolean);
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// Plays sound snd [of voicepack] in a loop, but starts with fadems milliseconds of fade-in.
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// Returns sound channel of the looped sound.
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function  LoopSound(snd: TSound): LongInt;
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function  LoopSound(snd: TSound; fadems: LongInt): LongInt;
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function  LoopSound(snd: TSound; voicepack: PVoicepack): LongInt; // WTF?
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function  LoopSound(snd: TSound; voicepack: PVoicepack; fadems: LongInt): LongInt;
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// Stops the normal/looped sound of the given type/in the given channel
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// [with a fade-out effect for fadems milliseconds].
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procedure StopSound(snd: TSound);
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procedure StopSound(chn: LongInt);
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procedure StopSound(chn, fadems: LongInt);
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procedure AddVoice(snd: TSound; voicepack: PVoicepack);
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procedure PlayNextVoice;
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// MISC
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// Modifies the sound volume of the game by voldelta and returns the new volume level.
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function  ChangeVolume(voldelta: LongInt): LongInt;
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// Returns a pointer to the voicepack with the given name.
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function  AskForVoicepack(name: shortstring): Pointer;
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implementation
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uses uVariables, uConsole, uUtils, uCommands, uDebug;
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const chanTPU = 32;
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var Volume: LongInt;
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    lastChan: array [TSound] of LongInt;
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    voicepacks: array[0..cMaxTeams] of TVoicepack;
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    defVoicepack: PVoicepack;
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    Mus: PMixMusic = nil;
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function  AskForVoicepack(name: shortstring): Pointer;
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var i: Longword;
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    locName, path: shortstring;
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begin
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i:= 0;
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    // First, attempt to locate a localised version of the voice
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    if cLocale <> 'en' then
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        begin
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        locName:= name+'_'+cLocale;
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        path:= UserPathz[ptVoices] + '/' + locName;
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        if DirectoryExists(path) then name:= locName
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        else
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            begin
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            path:= Pathz[ptVoices] + '/' + locName;
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            if DirectoryExists(path) then name:= locName
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            else if Length(cLocale) > 2 then
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                begin
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                locName:= name+'_'+Copy(cLocale,1,2);
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                path:= UserPathz[ptVoices] + '/' + locName;
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                if DirectoryExists(path) then name:= locName
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                else
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                    begin
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                    path:= Pathz[ptVoices] + '/' + locName;
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                    if DirectoryExists(path) then name:= locName
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                    end
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                end
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            end
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        end;
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    // If that fails, use the unmodified one
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    while (voicepacks[i].name <> name) and (voicepacks[i].name <> '') do
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        begin
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        inc(i);
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        TryDo(i <= cMaxTeams, 'Engine bug: AskForVoicepack i > cMaxTeams', true)
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        end;
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    voicepacks[i].name:= name;
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    AskForVoicepack:= @voicepacks[i]
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end;
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procedure InitSound;
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var i: TSound;
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    channels: LongInt;
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begin
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    if not isSoundEnabled then exit;
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    WriteToConsole('Init sound...');
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    isSoundEnabled:= SDL_InitSubSystem(SDL_INIT_AUDIO) >= 0;
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{$IFDEF IPHONEOS}
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    channels:= 1;
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{$ELSE}
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    channels:= 2;
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{$ENDIF}
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    if isSoundEnabled then
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        isSoundEnabled:= Mix_OpenAudio(44100, $8010, channels, 1024) = 0;
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    WriteToConsole('Init SDL_mixer... ');
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    SDLTry(Mix_Init(MIX_INIT_OGG) <> 0, true);
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    WriteLnToConsole(msgOK);
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    if isSoundEnabled then
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        WriteLnToConsole(msgOK)
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    else
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        WriteLnToConsole(msgFailed);
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    Mix_AllocateChannels(Succ(chanTPU));
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    if isMusicEnabled then
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        Mix_VolumeMusic(50);
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    for i:= Low(TSound) to High(TSound) do
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        lastChan[i]:= -1;
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    Volume:= 0;
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    ChangeVolume(cInitVolume)
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end;
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procedure ReleaseSound;
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var i: TSound;
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    t: Longword;
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begin
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    for t:= 0 to cMaxTeams do
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        if voicepacks[t].name <> '' then
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            for i:= Low(TSound) to High(TSound) do
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                if voicepacks[t].chunks[i] <> nil then
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                    Mix_FreeChunk(voicepacks[t].chunks[i]);
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    if Mus <> nil then
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        Mix_FreeMusic(Mus);
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    // make sure all instances of sdl_mixer are unloaded before continuing
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    while Mix_Init(0) <> 0 do
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        Mix_Quit();
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    Mix_CloseAudio();
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end;
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procedure SoundLoad;
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var i: TSound;
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    t: Longword;
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    s:shortstring;
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begin
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    if not isSoundEnabled then exit;
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    defVoicepack:= AskForVoicepack('Default');
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    for t:= 0 to cMaxTeams do
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        if voicepacks[t].name <> '' then
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            for i:= Low(TSound) to High(TSound) do
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                voicepacks[t].chunks[i]:= nil;
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    for i:= Low(TSound) to High(TSound) do
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    begin
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        defVoicepack^.chunks[i]:= nil;
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        // preload all the big sound files (>32k) that would otherwise lockup the game
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        if (i in [sndBeeWater, sndBee, sndCake, sndHellishImpact1, sndHellish, sndHomerun,
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                  sndMolotov, sndMortar, sndRideOfTheValkyries, sndYoohoo])
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            and (Soundz[i].Path <> ptVoices) and (Soundz[i].FileName <> '') then
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        begin
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            s:= UserPathz[Soundz[i].Path] + '/' + Soundz[i].FileName;
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            if not FileExists(s) then s:= Pathz[Soundz[i].Path] + '/' + Soundz[i].FileName;
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            WriteToConsole(msgLoading + s + ' ');
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            defVoicepack^.chunks[i]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
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            TryDo(defVoicepack^.chunks[i] <> nil, msgFailed, true);
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            WriteLnToConsole(msgOK);
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        end;
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    end;
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end;
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procedure PlaySound(snd: TSound);
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begin
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    PlaySound(snd, nil, false);
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end;
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procedure PlaySound(snd: TSound; keepPlaying: boolean);
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begin
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    PlaySound(snd, nil, keepPlaying);
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end;
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procedure PlaySound(snd: TSound; voicepack: PVoicepack);
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begin
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    PlaySound(snd, voicepack, false);
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end;
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procedure PlaySound(snd: TSound; voicepack: PVoicepack; keepPlaying: boolean);
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var s:shortstring;
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begin
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    if (not isSoundEnabled) or fastUntilLag then
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        exit;
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    if keepPlaying and (lastChan[snd] <> -1) and (Mix_Playing(lastChan[snd]) <> 0) then
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        exit;
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    if (voicepack <> nil) then
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        begin
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        if (voicepack^.chunks[snd] = nil) and (Soundz[snd].Path = ptVoices) and (Soundz[snd].FileName <> '') then
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            begin
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            s:= UserPathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
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            if not FileExists(s) then s:= Pathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
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            WriteToConsole(msgLoading + s + ' ');
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            voicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
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            if voicepack^.chunks[snd] = nil then
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                WriteLnToConsole(msgFailed)
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            else
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                WriteLnToConsole(msgOK)
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            end;
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        lastChan[snd]:= Mix_PlayChannelTimed(-1, voicepack^.chunks[snd], 0, -1)
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        end
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    else
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        begin
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        if (defVoicepack^.chunks[snd] = nil) and (Soundz[snd].Path <> ptVoices) and (Soundz[snd].FileName <> '') then
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            begin
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            s:= UserPathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
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            if not FileExists(s) then s:= Pathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
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            WriteToConsole(msgLoading + s + ' ');
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            defVoicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
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            TryDo(defVoicepack^.chunks[snd] <> nil, msgFailed, true);
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            WriteLnToConsole(msgOK);
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            end;
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        lastChan[snd]:= Mix_PlayChannelTimed(-1, defVoicepack^.chunks[snd], 0, -1)
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        end;
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end;
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procedure AddVoice(snd: TSound; voicepack: PVoicepack);
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var i : LongInt;
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begin
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    if (not isSoundEnabled) or fastUntilLag or ((LastVoice.snd = snd) and  (LastVoice.voicepack = voicepack)) then exit;
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    i:= 0;
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    while (i<8) and (VoiceList[i].snd <> sndNone) do inc(i);
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    // skip playing same sound for same hog twice
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    if (i>0) and (VoiceList[i-1].snd = snd) and (VoiceList[i-1].voicepack = voicepack) then exit;
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    VoiceList[i].snd:= snd;
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    VoiceList[i].voicepack:= voicepack;
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end;
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procedure PlayNextVoice;
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var i : LongInt;
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begin
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    if (not isSoundEnabled) or fastUntilLag or ((LastVoice.snd <> sndNone) and (lastChan[LastVoice.snd] <> -1) and (Mix_Playing(lastChan[LastVoice.snd]) <> 0)) then exit;
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    i:= 0;
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    while (i<8) and (VoiceList[i].snd = sndNone) do inc(i);
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    if (VoiceList[i].snd <> sndNone) then
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   307
        begin
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   308
        LastVoice.snd:= VoiceList[i].snd;
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   309
        LastVoice.voicepack:= VoiceList[i].voicepack;
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   310
        VoiceList[i].snd:= sndNone;
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   311
        PlaySound(LastVoice.snd, LastVoice.voicepack)
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   312
        end
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   313
    else LastVoice.snd:= sndNone;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   314
end;
bcbd7adb4e4b - set svn:eol-style to native
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parents: 1
diff changeset
   315
2745
11fce231f24a Engine:
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   316
function LoopSound(snd: TSound): LongInt;
11fce231f24a Engine:
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parents: 2744
diff changeset
   317
begin
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   318
    LoopSound:= LoopSound(snd, nil)
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   319
end;
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   320
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   321
function LoopSound(snd: TSound; fadems: LongInt): LongInt;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   322
begin
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   323
    LoopSound:= LoopSound(snd, nil, fadems)
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   324
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   325
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   326
function LoopSound(snd: TSound; voicepack: PVoicepack): LongInt;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   327
begin
5052
74a81c276d67 fix a couple of loose ends
koda
parents: 4976
diff changeset
   328
    voicepack:= voicepack;    // avoid compiler hint
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   329
    LoopSound:= LoopSound(snd, nil, 0)
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   330
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   331
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   332
function LoopSound(snd: TSound; voicepack: PVoicepack; fadems: LongInt): LongInt;
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   333
var s: shortstring;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   334
begin
4948
c3dc41ae68fa remove unused ios code
koda
parents: 4748
diff changeset
   335
    if (not isSoundEnabled) or fastUntilLag then
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   336
    begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   337
        LoopSound:= -1;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   338
        exit
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   339
    end;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   340
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   341
    if (voicepack <> nil) then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   342
    begin
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   343
        if (voicepack^.chunks[snd] = nil) and (Soundz[snd].Path = ptVoices) and (Soundz[snd].FileName <> '') then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   344
        begin
5238
46ddaf14509d Enable ~/.hedgewars/Data (or platform equivalent) to override/extend pretty much everything in system Data dir. Obviously desyncing can occur, so this is at user's own risk. Should simplify map etc install. Needs testing.
nemo
parents: 5134
diff changeset
   345
            s:= UserPathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
46ddaf14509d Enable ~/.hedgewars/Data (or platform equivalent) to override/extend pretty much everything in system Data dir. Obviously desyncing can occur, so this is at user's own risk. Should simplify map etc install. Needs testing.
nemo
parents: 5134
diff changeset
   346
            if not FileExists(s) then s:= Pathz[Soundz[snd].Path] + '/' + voicepack^.name + '/' + Soundz[snd].FileName;
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   347
            WriteToConsole(msgLoading + s + ' ');
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   348
            voicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   349
            if voicepack^.chunks[snd] = nil then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   350
                WriteLnToConsole(msgFailed)
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   351
            else
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   352
                WriteLnToConsole(msgOK)
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   353
        end;
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   354
        LoopSound:= Mix_PlayChannelTimed(-1, voicepack^.chunks[snd], -1, -1)
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   355
    end
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   356
    else
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   357
    begin
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   358
        if (defVoicepack^.chunks[snd] = nil) and (Soundz[snd].Path <> ptVoices) and (Soundz[snd].FileName <> '') then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   359
        begin
5238
46ddaf14509d Enable ~/.hedgewars/Data (or platform equivalent) to override/extend pretty much everything in system Data dir. Obviously desyncing can occur, so this is at user's own risk. Should simplify map etc install. Needs testing.
nemo
parents: 5134
diff changeset
   360
            s:= UserPathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
46ddaf14509d Enable ~/.hedgewars/Data (or platform equivalent) to override/extend pretty much everything in system Data dir. Obviously desyncing can occur, so this is at user's own risk. Should simplify map etc install. Needs testing.
nemo
parents: 5134
diff changeset
   361
            if not FileExists(s) then s:= Pathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   362
            WriteToConsole(msgLoading + s + ' ');
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   363
            defVoicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   364
            TryDo(defVoicepack^.chunks[snd] <> nil, msgFailed, true);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   365
            WriteLnToConsole(msgOK);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   366
        end;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   367
        if fadems > 0 then
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   368
            LoopSound:= Mix_FadeInChannelTimed(-1, defVoicepack^.chunks[snd], -1, fadems, -1)
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   369
        else
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   370
            LoopSound:= Mix_PlayChannelTimed(-1, defVoicepack^.chunks[snd], -1, -1);
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   371
    end;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   372
end;
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   373
282
b1e3387389b6 - Pickhammer sound
unc0rr
parents: 183
diff changeset
   374
procedure StopSound(snd: TSound);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   375
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   376
    if not isSoundEnabled then exit;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   377
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   378
    if (lastChan[snd] <> -1) and (Mix_Playing(lastChan[snd]) <> 0) then
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   379
    begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   380
        Mix_HaltChannel(lastChan[snd]);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   381
        lastChan[snd]:= -1;
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   382
    end;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   383
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   384
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   385
procedure StopSound(chn: LongInt);
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   386
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   387
    if not isSoundEnabled then exit;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   388
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   389
    if (chn <> -1) and (Mix_Playing(chn) <> 0) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   390
        Mix_HaltChannel(chn);
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   391
end;
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   392
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   393
procedure StopSound(chn, fadems: LongInt);
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   394
begin
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   395
    if not isSoundEnabled then exit;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   396
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   397
    if (chn <> -1) and (Mix_Playing(chn) <> 0) then
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   398
        Mix_FadeOutChannel(chn, fadems);
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   399
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   400
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   401
procedure PlayMusic;
2905
f3c79f7193a9 Engine:
smxx
parents: 2832
diff changeset
   402
var s: shortstring;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   403
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   404
    if (not isSoundEnabled) or (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   405
        exit;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   406
5239
f34f391a223b Bit more reusability
nemo
parents: 5238
diff changeset
   407
    s:= UserPathPrefix + '/Data/Music/' + MusicFN;
5238
46ddaf14509d Enable ~/.hedgewars/Data (or platform equivalent) to override/extend pretty much everything in system Data dir. Obviously desyncing can occur, so this is at user's own risk. Should simplify map etc install. Needs testing.
nemo
parents: 5134
diff changeset
   408
    if not FileExists(s) then s:= PathPrefix + '/Music/' + MusicFN;
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   409
    WriteToConsole(msgLoading + s + ' ');
565
092cb8deffc5 Fix some bug, finish playlist implementation
unc0rr
parents: 564
diff changeset
   410
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   411
    Mus:= Mix_LoadMUS(Str2PChar(s));
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   412
    TryDo(Mus <> nil, msgFailed, false);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   413
    WriteLnToConsole(msgOK);
565
092cb8deffc5 Fix some bug, finish playlist implementation
unc0rr
parents: 564
diff changeset
   414
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   415
    SDLTry(Mix_FadeInMusic(Mus, -1, 3000) <> -1, false)
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   416
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   417
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 355
diff changeset
   418
function ChangeVolume(voldelta: LongInt): LongInt;
174
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   419
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   420
    if not isSoundEnabled then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   421
        exit(0);
2327
4832b77ec958 restored volumen control (hoorray)
koda
parents: 2303
diff changeset
   422
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   423
    inc(Volume, voldelta);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   424
    if Volume < 0 then Volume:= 0;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   425
    Mix_Volume(-1, Volume);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   426
    Volume:= Mix_Volume(-1, -1);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   427
    if isMusicEnabled then Mix_VolumeMusic(Volume * 4 div 8);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   428
    ChangeVolume:= Volume * 100 div MIX_MAX_VOLUME
174
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   429
end;
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   430
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   431
procedure PauseMusic;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   432
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   433
    if (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   434
        exit;
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   435
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   436
    Mix_PauseMusic(Mus);
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   437
end;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   438
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   439
procedure ResumeMusic;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   440
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   441
    if (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   442
        exit;
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   443
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   444
    Mix_ResumeMusic(Mus);
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   445
end;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   446
4748
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   447
procedure ChangeMusic;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   448
begin
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   449
    if (MusicFN = '') or (not isMusicEnabled) then
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   450
        exit;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   451
5134
sheepluva
parents: 5107
diff changeset
   452
    // get rid of current music
4748
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   453
    if Mus <> nil then
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   454
        Mix_FreeMusic(Mus);
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   455
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   456
    PlayMusic;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   457
end;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   458
4398
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   459
procedure chVoicepack(var s: shortstring);
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   460
begin
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   461
    if CurrentTeam = nil then OutError(errmsgIncorrectUse + ' "/voicepack"', true);
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   462
    if s[1]='"' then Delete(s, 1, 1);
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   463
    if s[byte(s[0])]='"' then Delete(s, byte(s[0]), 1);
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   464
    CurrentTeam^.voicepack:= AskForVoicepack(s)
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   465
end;
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   466
3038
4e48c276a468 In pascal unit is a namespace
unc0rr
parents: 2948
diff changeset
   467
procedure initModule;
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   468
begin
4398
36d7e4b6ca81 Move some command handlers out of uCommands into more appropriate places, thus removing some dependencies. Ideally uCommands shouldn't depend on anything (except for uTypes and uConsts probably)
unc0rr
parents: 4377
diff changeset
   469
    RegisterVariable('voicepack', vtCommand, @chVoicepack, false);
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   470
    MusicFN:='';
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   471
end;
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   472
3038
4e48c276a468 In pascal unit is a namespace
unc0rr
parents: 2948
diff changeset
   473
procedure freeModule;
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   474
begin
3615
b78d7959540a further code cleanup and less redundancy
koda
parents: 3529
diff changeset
   475
    if isSoundEnabled then
b78d7959540a further code cleanup and less redundancy
koda
parents: 3529
diff changeset
   476
        ReleaseSound();
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   477
end;
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   478
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   479
end.
2192
4763a778c033 - Fix quickplay sound bug triggered by two faults: ttsmj's (passing voicepack with empty name in team config) and koda's (he changed fallback to default scheme condition)
unc0rr
parents: 2191
diff changeset
   480