summaryrefslogtreecommitdiff
path: root/src/sound.cpp
blob: 958609921f07943c48507f7b7e9b8a46b7c28fb6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
/*
 *  The Mana Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *
 *  This file is part of The Mana Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <SDL.h>

#include "log.h"
#include "sound.h"

#include "resources/resourcemanager.h"
#include "resources/soundeffect.h"

Sound::Sound():
    mInstalled(false),
    mSfxVolume(100),
    mMusicVolume(60),
    mMusic(NULL)
{
}

Sound::~Sound()
{
}

void Sound::init()
{
    // Don't initialize sound engine twice
    if (mInstalled)
        return;

    logger->log("Sound::init() Initializing sound...");

    if (SDL_InitSubSystem(SDL_INIT_AUDIO) == -1)
    {
        logger->log("Sound::init() Failed to initialize audio subsystem");
        return;
    }

    const size_t audioBuffer = 4096;

    const int res = Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, MIX_DEFAULT_FORMAT,
                                  MIX_DEFAULT_CHANNELS, audioBuffer);
    if (res < 0)
    {
        logger->log("Sound::init Could not initialize audio: %s",
                    Mix_GetError());
        return;
    }

    Mix_AllocateChannels(16);
    Mix_VolumeMusic(mMusicVolume);
    Mix_Volume(-1, mSfxVolume);

    info();

    mInstalled = true;

    if (!mCurrentMusicFile.empty())
        playMusic(mCurrentMusicFile);
}

void Sound::info()
{
    SDL_version compiledVersion;
    const SDL_version *linkedVersion;
    char driver[40] = "Unknown";
    const char *format = "Unknown";
    int rate = 0;
    Uint16 audioFormat = 0;
    int channels = 0;

    MIX_VERSION(&compiledVersion);
    linkedVersion = Mix_Linked_Version();

    SDL_AudioDriverName(driver, 40);

    Mix_QuerySpec(&rate, &audioFormat, &channels);
    switch (audioFormat)
    {
        case AUDIO_U8: format = "U8"; break;
        case AUDIO_S8: format = "S8"; break;
        case AUDIO_U16LSB: format = "U16LSB"; break;
        case AUDIO_S16LSB: format = "S16LSB"; break;
        case AUDIO_U16MSB: format = "U16MSB"; break;
        case AUDIO_S16MSB: format = "S16MSB"; break;
    }

    logger->log("Sound::info() SDL_mixer: %i.%i.%i (compiled)",
            compiledVersion.major,
            compiledVersion.minor,
            compiledVersion.patch);
    logger->log("Sound::info() SDL_mixer: %i.%i.%i (linked)",
            linkedVersion->major,
            linkedVersion->minor,
            linkedVersion->patch);
    logger->log("Sound::info() Driver: %s", driver);
    logger->log("Sound::info() Format: %s", format);
    logger->log("Sound::info() Rate: %i", rate);
    logger->log("Sound::info() Channels: %i", channels);
}

int Sound::getMaxVolume() const
{
    return MIX_MAX_VOLUME;
}

void Sound::setMusicVolume(int volume)
{
    mMusicVolume = volume;

    if (mInstalled)
        Mix_VolumeMusic(mMusicVolume);
}

void Sound::setSfxVolume(int volume)
{
    mSfxVolume = volume;

    if (mInstalled)
        Mix_Volume(-1, mSfxVolume);
}

static Mix_Music *loadMusic(const std::string &filename)
{
    ResourceManager *resman = ResourceManager::getInstance();
    std::string path = resman->getPath("music/" + filename);

    if (path.find(".zip/") != std::string::npos ||
        path.find(".zip\\") != std::string::npos)
    {
        // Music file is a virtual file inside a zip archive - we have to copy
        // it to a temporary physical file so that SDL_mixer can stream it.
        logger->log("Loading music \"%s\" from temporary file tempMusic.ogg",
                    path.c_str());
        bool success = resman->copyFile("music/" + filename, "tempMusic.ogg");
        if (success)
            path = resman->getPath("tempMusic.ogg");
        else
            return NULL;
    }
    else
    {
        logger->log("Loading music \"%s\"", path.c_str());
    }

    Mix_Music *music = Mix_LoadMUS(path.c_str());

    if (!music)
    {
        logger->log("Mix_LoadMUS() Error loading '%s': %s", path.c_str(),
                    Mix_GetError());
    }

    return music;
}

void Sound::playMusic(const std::string &filename)
{
    mCurrentMusicFile = filename;

    if (!mInstalled)
        return;

    haltMusic();

    if ((mMusic = loadMusic(filename)))
        Mix_PlayMusic(mMusic, -1); // Loop forever
}

void Sound::stopMusic()
{
    if (!mInstalled)
        return;

    logger->log("Sound::stopMusic()");

    if (mMusic)
    {
        Mix_HaltMusic();
        Mix_FreeMusic(mMusic);
        mMusic = NULL;
    }
}

void Sound::fadeInMusic(const std::string &path, int ms)
{
    mCurrentMusicFile = path;

    if (!mInstalled)
        return;

    haltMusic();

    if ((mMusic = loadMusic(path.c_str())))
        Mix_FadeInMusic(mMusic, -1, ms); // Loop forever
}

void Sound::fadeOutMusic(int ms)
{
    mCurrentMusicFile.clear();

    if (!mInstalled)
        return;

    logger->log("Sound::fadeOutMusic() Fading-out (%i ms)", ms);

    if (mMusic)
    {
        Mix_FadeOutMusic(ms);
        Mix_FreeMusic(mMusic);
        mMusic = NULL;
    }
}

void Sound::playSfx(const std::string &path)
{
    if (!mInstalled || path.empty())
        return;

    ResourceManager *resman = ResourceManager::getInstance();
    SoundEffect *sample = resman->getSoundEffect(path);
    if (sample)
    {
        logger->log("Sound::playSfx() Playing: %s", path.c_str());
        sample->play(0, 120);
    }
}

void Sound::close()
{
    if (!mInstalled)
        return;

    haltMusic();
    logger->log("Sound::close() Shutting down sound...");
    Mix_CloseAudio();

    mInstalled = false;
}

void Sound::haltMusic()
{
    if (!mMusic)
        return;

    Mix_HaltMusic();
    Mix_FreeMusic(mMusic);
    mMusic = NULL;
}