author | sheepluva |
Wed, 16 Jun 2010 21:14:23 +0200 | |
changeset 3508 | a7ca07614a2d |
parent 3418 | 8545f646a40d |
child 3529 | 0e968ba12a84 |
permissions | -rw-r--r-- |
4 | 1 |
(* |
1066 | 2 |
* Hedgewars, a free turn based strategy game |
1654 | 3 |
* Copyright (c) 2005, 2007, 2009 Andrey Korotaev <unC0Rr@gmail.com> |
4 | 4 |
* |
183 | 5 |
* This program is free software; you can redistribute it and/or modify |
6 |
* it under the terms of the GNU General Public License as published by |
|
7 |
* the Free Software Foundation; version 2 of the License |
|
4 | 8 |
* |
183 | 9 |
* This program is distributed in the hope that it will be useful, |
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
12 |
* GNU General Public License for more details. |
|
4 | 13 |
* |
183 | 14 |
* 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 |
|
16 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
|
4 | 17 |
*) |
18 |
||
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{$INCLUDE "options.inc"} |
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||
4 | 21 |
unit uSound; |
22 |
interface |
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uses SDLh, uConsts; |
4 | 24 |
|
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type PVoicepack = ^TVoicepack; |
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TVoicepack = record |
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name: shortstring; |
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chunks: array [TSound] of PMixChunk; |
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end; |
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var MusicFN: shortstring; |
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procedure initModule; |
34 |
procedure freeModule; |
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procedure InitSound; |
37 |
procedure ReleaseSound; |
|
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procedure SoundLoad; |
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procedure PlaySound(snd: TSound); |
3202 | 40 |
procedure PlaySound(snd: TSound; keepPlaying: boolean); |
2745 | 41 |
procedure PlaySound(snd: TSound; voicepack: PVoicepack); |
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procedure PlaySound(snd: TSound; voicepack: PVoicepack; keepPlaying: boolean); |
2745 | 43 |
function LoopSound(snd: TSound): LongInt; |
44 |
function LoopSound(snd: TSound; voicepack: PVoicepack): LongInt; |
|
4 | 45 |
procedure PlayMusic; |
1712 | 46 |
procedure PauseMusic; |
47 |
procedure ResumeMusic; |
|
282 | 48 |
procedure StopSound(snd: TSound); |
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procedure StopSound(chn: LongInt); |
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function ChangeVolume(voldelta: LongInt): LongInt; |
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function AskForVoicepack(name: shortstring): Pointer; |
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implementation |
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uses uMisc, uConsole; |
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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; |
66 |
begin |
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i:= 0; |
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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; |
|
75 |
AskForVoicepack:= @voicepacks[i] |
|
76 |
end; |
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procedure InitSound; |
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var i: TSound; |
4 | 80 |
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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if isSoundEnabled then |
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isSoundEnabled:= Mix_OpenAudio(44100, $8010, 2, 1024) = 0; |
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{$IFDEF SDL_MIXER_NEWER} |
89 |
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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s: shortstring; |
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t: Longword; |
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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 i:= Low(TSound) to High(TSound) do |
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if (Soundz[i].Path <> ptVoices) and (Soundz[i].FileName <> '') then |
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begin |
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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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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 (Soundz[i].Path = ptVoices) and (Soundz[i].FileName <> '') then |
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begin |
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s:= Pathz[Soundz[i].Path] + '/' + voicepacks[t].name + '/' + Soundz[i].FileName; |
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WriteToConsole(msgLoading + s + ' '); |
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voicepacks[t].chunks[i]:= Mix_LoadWAV_RW(SDL_RWFromFile(Str2PChar(s), 'rb'), 1); |
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if voicepacks[t].chunks[i] = nil then |
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WriteLnToConsole(msgFailed) |
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else |
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WriteLnToConsole(msgOK) |
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162 |
end; |
4 | 163 |
end; |
164 |
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2745 | 165 |
procedure PlaySound(snd: TSound); |
166 |
begin |
|
3201 | 167 |
PlaySound(snd, nil, false); |
2745 | 168 |
end; |
169 |
||
3202 | 170 |
procedure PlaySound(snd: TSound; keepPlaying: boolean); |
171 |
begin |
|
172 |
PlaySound(snd, nil, keepPlaying); |
|
173 |
end; |
|
174 |
||
2745 | 175 |
procedure PlaySound(snd: TSound; voicepack: PVoicepack); |
4 | 176 |
begin |
3201 | 177 |
PlaySound(snd, voicepack, false); |
178 |
end; |
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179 |
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180 |
procedure PlaySound(snd: TSound; voicepack: PVoicepack; keepPlaying: boolean); |
|
181 |
begin |
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if (not isSoundEnabled) or fastUntilLag then exit; |
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3201 | 184 |
if keepPlaying and (lastChan[snd] <> -1) and (Mix_Playing(lastChan[snd]) <> 0) then |
185 |
exit; |
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186 |
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if (voicepack <> nil) and (voicepack^.chunks[snd] <> nil) then |
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lastChan[snd]:= Mix_PlayChannelTimed(-1, voicepack^.chunks[snd], 0, -1) |
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else |
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lastChan[snd]:= Mix_PlayChannelTimed(-1, defVoicepack^.chunks[snd], 0, -1) |
4 | 191 |
end; |
192 |
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2745 | 193 |
function LoopSound(snd: TSound): LongInt; |
194 |
begin |
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LoopSound:= LoopSound(snd, nil) |
2745 | 196 |
end; |
197 |
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198 |
function LoopSound(snd: TSound; voicepack: PVoicepack): LongInt; |
|
2647 | 199 |
begin |
2832 | 200 |
if (not isSoundEnabled) or fastUntilLag then |
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begin |
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LoopSound:= -1; |
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exit |
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204 |
end; |
2647 | 205 |
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206 |
if (voicepack <> nil) and (voicepack^.chunks[snd] <> nil) then |
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LoopSound:= Mix_PlayChannelTimed(-1, voicepack^.chunks[snd], -1, -1) |
2647 | 208 |
else |
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LoopSound:= Mix_PlayChannelTimed(-1, defVoicepack^.chunks[snd], -1, -1) |
2647 | 210 |
end; |
211 |
||
282 | 212 |
procedure StopSound(snd: TSound); |
4 | 213 |
begin |
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if not isSoundEnabled then exit; |
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if (lastChan[snd] <> -1) and (Mix_Playing(lastChan[snd]) <> 0) then |
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begin |
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Mix_HaltChannel(lastChan[snd]); |
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lastChan[snd]:= -1; |
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end; |
4 | 220 |
end; |
221 |
||
2745 | 222 |
procedure StopSound(chn: LongInt); |
223 |
begin |
|
2832 | 224 |
if not isSoundEnabled then exit; |
225 |
if (chn <> -1) and (Mix_Playing(chn) <> 0) then Mix_HaltChannel(chn); |
|
2745 | 226 |
end; |
227 |
||
4 | 228 |
procedure PlayMusic; |
2905 | 229 |
var s: shortstring; |
4 | 230 |
begin |
1097 | 231 |
if (not isSoundEnabled) |
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or (MusicFN = '') |
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or (not isMusicEnabled) then exit; |
565 | 234 |
|
1097 | 235 |
s:= PathPrefix + '/Music/' + MusicFN; |
564 | 236 |
WriteToConsole(msgLoading + s + ' '); |
565 | 237 |
|
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Mus:= Mix_LoadMUS(Str2PChar(s)); |
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TryDo(Mus <> nil, msgFailed, false); |
564 | 240 |
WriteLnToConsole(msgOK); |
241 |
||
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SDLTry(Mix_FadeInMusic(Mus, -1, 3000) <> -1, false) |
4 | 243 |
end; |
244 |
||
371 | 245 |
function ChangeVolume(voldelta: LongInt): LongInt; |
174 | 246 |
begin |
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if not isSoundEnabled then |
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exit(0); |
2327 | 249 |
|
250 |
inc(Volume, voldelta); |
|
251 |
if Volume < 0 then Volume:= 0; |
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Mix_Volume(-1, Volume); |
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Volume:= Mix_Volume(-1, -1); |
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if isMusicEnabled then Mix_VolumeMusic(Volume * 4 div 8); |
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ChangeVolume:= Volume * 100 div MIX_MAX_VOLUME |
174 | 256 |
end; |
257 |
||
1712 | 258 |
procedure PauseMusic; |
259 |
begin |
|
260 |
if (MusicFN = '') or (not isMusicEnabled) then exit; |
|
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|
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Mix_PauseMusic(Mus); |
1712 | 263 |
end; |
264 |
||
265 |
procedure ResumeMusic; |
|
266 |
begin |
|
267 |
if (MusicFN = '') or (not isMusicEnabled) then exit; |
|
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|
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Mix_ResumeMusic(Mus); |
1712 | 270 |
end; |
271 |
||
3038 | 272 |
procedure initModule; |
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begin |
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MusicFN:=''; |
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end; |
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|
3038 | 277 |
procedure freeModule; |
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begin |
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|
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end; |
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|
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282 |
end. |
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283 |