hedgewars/uSound.pas
author Xeli
Fri, 26 Aug 2011 18:20:18 +0200
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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 MOBILE}
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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, $8010, channels, 1024) = 0;
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{$IFDEF SDL_MIXER_NEWER}
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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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{$ENDIF}
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    if isSoundEnabled then
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        WriteLnToConsole(msgOK)
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    else
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        WriteLnToConsole(msgFailed);
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    Mix_AllocateChannels(Succ(chanTPU));
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    if isMusicEnabled then
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        Mix_VolumeMusic(50);
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    for i:= Low(TSound) to High(TSound) do
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        lastChan[i]:= -1;
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    Volume:= 0;
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    ChangeVolume(cInitVolume)
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end;
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procedure ReleaseSound;
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var i: TSound;
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    t: Longword;
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begin
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    for t:= 0 to cMaxTeams do
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        if voicepacks[t].name <> '' then
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            for i:= Low(TSound) to High(TSound) do
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                if voicepacks[t].chunks[i] <> nil then
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                    Mix_FreeChunk(voicepacks[t].chunks[i]);
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    if Mus <> nil then
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        Mix_FreeMusic(Mus);
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{$IFDEF SDL_MIXER_NEWER}
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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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{$ENDIF}
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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 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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    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) or (lastChan[LastVoice.snd] = -1) or (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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   308
    if (VoiceList[i].snd <> sndNone) then
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   309
        begin
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   310
        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
   311
        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
   312
        VoiceList[i].snd:= sndNone;
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   313
        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
   314
        end
e35ba2a400d8 Try to avoid overlapping voices for major statements (not things like byebye or oof)
nemo
parents: 5239
diff changeset
   315
    else LastVoice.snd:= sndNone;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   316
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   317
2745
11fce231f24a Engine:
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parents: 2744
diff changeset
   318
function LoopSound(snd: TSound): LongInt;
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   319
begin
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   320
    LoopSound:= LoopSound(snd, nil)
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   321
end;
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   322
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   323
function LoopSound(snd: TSound; fadems: LongInt): LongInt;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   324
begin
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   325
    LoopSound:= LoopSound(snd, nil, fadems)
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   326
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   327
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   328
function LoopSound(snd: TSound; voicepack: PVoicepack): LongInt;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   329
begin
5052
74a81c276d67 fix a couple of loose ends
koda
parents: 4976
diff changeset
   330
    voicepack:= voicepack;    // avoid compiler hint
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   331
    LoopSound:= LoopSound(snd, nil, 0)
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   332
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   333
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   334
function LoopSound(snd: TSound; voicepack: PVoicepack; fadems: LongInt): LongInt;
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   335
var s: shortstring;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   336
begin
4948
c3dc41ae68fa remove unused ios code
koda
parents: 4748
diff changeset
   337
    if (not isSoundEnabled) or fastUntilLag then
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   338
    begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   339
        LoopSound:= -1;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   340
        exit
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   341
    end;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   342
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   343
    if (voicepack <> nil) then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   344
    begin
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   345
        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
   346
        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
   347
            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
   348
            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
   349
            WriteToConsole(msgLoading + s + ' ');
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   350
            voicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   351
            if voicepack^.chunks[snd] = nil then
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   352
                WriteLnToConsole(msgFailed)
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   353
            else
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   354
                WriteLnToConsole(msgOK)
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   355
        end;
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   356
        LoopSound:= Mix_PlayChannelTimed(-1, voicepack^.chunks[snd], -1, -1)
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   357
    end
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   358
    else
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   359
    begin
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   360
        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
   361
        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
   362
            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
   363
            if not FileExists(s) then s:= Pathz[Soundz[snd].Path] + '/' + Soundz[snd].FileName;
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   364
            WriteToConsole(msgLoading + s + ' ');
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   365
            defVoicepack^.chunks[snd]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   366
            TryDo(defVoicepack^.chunks[snd] <> nil, msgFailed, true);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   367
            WriteLnToConsole(msgOK);
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   368
        end;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   369
        if fadems > 0 then
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   370
            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
   371
        else
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   372
            LoopSound:= Mix_PlayChannelTimed(-1, defVoicepack^.chunks[snd], -1, -1);
3664
f5bdf26c843e sound is loaded lazily
koda
parents: 3615
diff changeset
   373
    end;
2647
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   374
end;
0e1208e92dfe Smaxx patch with tuning by me:
unc0rr
parents: 2633
diff changeset
   375
282
b1e3387389b6 - Pickhammer sound
unc0rr
parents: 183
diff changeset
   376
procedure StopSound(snd: TSound);
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   377
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   378
    if not isSoundEnabled then exit;
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   379
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   380
    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
   381
    begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   382
        Mix_HaltChannel(lastChan[snd]);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   383
        lastChan[snd]:= -1;
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   384
    end;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   385
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   386
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   387
procedure StopSound(chn: LongInt);
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   388
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   389
    if not isSoundEnabled then exit;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   390
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   391
    if (chn <> -1) and (Mix_Playing(chn) <> 0) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   392
        Mix_HaltChannel(chn);
2745
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   393
end;
11fce231f24a Engine:
smxx
parents: 2744
diff changeset
   394
4956
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   395
procedure StopSound(chn, fadems: LongInt);
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   396
begin
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   397
    if not isSoundEnabled then exit;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   398
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   399
    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
   400
        Mix_FadeOutChannel(chn, fadems);
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   401
end;
48e1f9a04c28 usound: added function for loops with fade in and out
koda
parents: 4948
diff changeset
   402
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   403
procedure PlayMusic;
2905
f3c79f7193a9 Engine:
smxx
parents: 2832
diff changeset
   404
var s: shortstring;
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   405
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   406
    if (not isSoundEnabled) or (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   407
        exit;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   408
5239
f34f391a223b Bit more reusability
nemo
parents: 5238
diff changeset
   409
    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
   410
    if not FileExists(s) then s:= PathPrefix + '/Music/' + MusicFN;
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   411
    WriteToConsole(msgLoading + s + ' ');
565
092cb8deffc5 Fix some bug, finish playlist implementation
unc0rr
parents: 564
diff changeset
   412
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   413
    Mus:= Mix_LoadMUS(Str2PChar(s));
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   414
    TryDo(Mus <> nil, msgFailed, false);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   415
    WriteLnToConsole(msgOK);
565
092cb8deffc5 Fix some bug, finish playlist implementation
unc0rr
parents: 564
diff changeset
   416
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   417
    SDLTry(Mix_FadeInMusic(Mus, -1, 3000) <> -1, false)
4
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   418
end;
bcbd7adb4e4b - set svn:eol-style to native
unc0rr
parents: 1
diff changeset
   419
371
731ad6d27bd1 integer -> LongInt
unc0rr
parents: 355
diff changeset
   420
function ChangeVolume(voldelta: LongInt): LongInt;
174
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   421
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   422
    if not isSoundEnabled then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   423
        exit(0);
2327
4832b77ec958 restored volumen control (hoorray)
koda
parents: 2303
diff changeset
   424
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   425
    inc(Volume, voldelta);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   426
    if Volume < 0 then Volume:= 0;
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   427
    Mix_Volume(-1, Volume);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   428
    Volume:= Mix_Volume(-1, -1);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   429
    if isMusicEnabled then Mix_VolumeMusic(Volume * 4 div 8);
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   430
    ChangeVolume:= Volume * 100 div MIX_MAX_VOLUME
174
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   431
end;
0b2c5b22f644 Changeable volume
unc0rr
parents: 97
diff changeset
   432
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   433
procedure PauseMusic;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   434
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   435
    if (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   436
        exit;
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   437
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   438
    Mix_PauseMusic(Mus);
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   439
end;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   440
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   441
procedure ResumeMusic;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   442
begin
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   443
    if (MusicFN = '') or (not isMusicEnabled) then
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   444
        exit;
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   445
3529
0e968ba12a84 memory management for openalbridge
koda
parents: 3418
diff changeset
   446
    Mix_ResumeMusic(Mus);
1712
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   447
end;
f5b916de40f0 Patch by nemo (polished by me)
unc0rr
parents: 1669
diff changeset
   448
4748
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   449
procedure ChangeMusic;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   450
begin
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   451
    if (MusicFN = '') or (not isMusicEnabled) then
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   452
        exit;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   453
5134
sheepluva
parents: 5107
diff changeset
   454
    // get rid of current music
4748
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   455
    if Mus <> nil then
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   456
        Mix_FreeMusic(Mus);
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   457
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   458
    PlayMusic;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   459
end;
ce9b48de1f52 sudden death, now with visual and audial effects :D
Henek
parents: 4461
diff changeset
   460
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
   461
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
   462
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
   463
    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
   464
    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
   465
    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
   466
    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
   467
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
   468
3038
4e48c276a468 In pascal unit is a namespace
unc0rr
parents: 2948
diff changeset
   469
procedure initModule;
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   470
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
   471
    RegisterVariable('voicepack', vtCommand, @chVoicepack, false);
2948
3f21a9dc93d0 Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents: 2905
diff changeset
   472
    MusicFN:='';
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   473
end;
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   474
3038
4e48c276a468 In pascal unit is a namespace
unc0rr
parents: 2948
diff changeset
   475
procedure freeModule;
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   476
begin
3615
b78d7959540a further code cleanup and less redundancy
koda
parents: 3529
diff changeset
   477
    if isSoundEnabled then
b78d7959540a further code cleanup and less redundancy
koda
parents: 3529
diff changeset
   478
        ReleaseSound();
2716
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   479
end;
b9ca1bfca24f complete the replacement of init/free wrappers for every unit
koda
parents: 2674
diff changeset
   480
2515
51d3f4b6293a revert audio to use SDL_mixer -- also frontend uses it, so it needs sdlmixer sources
koda
parents: 2501
diff changeset
   481
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
   482