From ae01890fb7661acfb94bd9a51b5269c6ada2c66b Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 15 Sep 2017 01:29:38 +0300
Subject: Add option for change number of max parallel sounds.

---
 src/defaults.cpp                     |  1 +
 src/gui/widgets/tabs/setup_audio.cpp |  4 ++++
 src/soundmanager.cpp                 | 11 ++++++++++-
 src/soundmanager.h                   |  2 ++
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/defaults.cpp b/src/defaults.cpp
index 5dade038f..5dad898dd 100644
--- a/src/defaults.cpp
+++ b/src/defaults.cpp
@@ -418,6 +418,7 @@ void setConfigDefaults(Configuration &cfg)
     AddDEF("sdlLogLevel", 0);
     AddDEF("allowHighDPI", false);
     AddDEF("sdlDriver", "");
+    AddDEF("parallelAudioChannels", 16);
 }
 
 void setConfigDefaults2(Configuration &cfg)
diff --git a/src/gui/widgets/tabs/setup_audio.cpp b/src/gui/widgets/tabs/setup_audio.cpp
index bd8097318..6275ff59a 100644
--- a/src/gui/widgets/tabs/setup_audio.cpp
+++ b/src/gui/widgets/tabs/setup_audio.cpp
@@ -107,6 +107,10 @@ Setup_Audio::Setup_Audio(const Widget2 *const widget) :
         MainConfig_true,
         DoNotAlign_false);
 
+    // TRANSLATORS: settings option
+    new SetupItemIntTextField(_("Parallel number of sounds"), "",
+        "parallelAudioChannels", this, "parallelAudioChannelsEvent", 1, 1000);
+
 
     // TRANSLATORS: settings group
     new SetupItemLabel(_("Sound effects"), "", this);
diff --git a/src/soundmanager.cpp b/src/soundmanager.cpp
index 37a6321a7..a4ee3acee 100644
--- a/src/soundmanager.cpp
+++ b/src/soundmanager.cpp
@@ -117,6 +117,8 @@ void SoundManager::optionChanged(const std::string &value)
         mFadeoutMusic = (config.getIntValue("fadeoutmusic") != 0);
     else if (value == "uselonglivesounds")
         mCacheSounds = (config.getIntValue("uselonglivesounds") != 0);
+    else if (value == "parallelAudioChannels")
+        setChannels(config.getIntValue("parallelAudioChannels"));
 }
 
 void SoundManager::init()
@@ -142,6 +144,7 @@ void SoundManager::init()
     config.addListener("musicVolume", this);
     config.addListener("fadeoutmusic", this);
     config.addListener("uselonglivesounds", this);
+    config.addListener("parallelAudioChannels", this);
 
     if (SDL_InitSubSystem(SDL_INIT_AUDIO) == -1)
     {
@@ -176,7 +179,7 @@ void SoundManager::init()
         logger->log("Fallback to stereo audio");
     }
 
-    Mix_AllocateChannels(16);
+    Mix_AllocateChannels(config.getIntValue("parallelAudioChannels"));
     Mix_VolumeMusic(mMusicVolume);
     Mix_Volume(-1, mSfxVolume);
 
@@ -570,3 +573,9 @@ void SoundManager::volumeRestore() const
         Mix_Volume(-1, mSfxVolume);
     }
 }
+
+void SoundManager::setChannels(const int channels) const
+{
+    if (mInstalled)
+        Mix_AllocateChannels(channels);
+}
diff --git a/src/soundmanager.h b/src/soundmanager.h
index 01c2d5627..f4dca4cd1 100644
--- a/src/soundmanager.h
+++ b/src/soundmanager.h
@@ -142,6 +142,8 @@ class SoundManager final : public ConfigListener
 
         void shutdown();
 
+        void setChannels(const int channels) const;
+
     private:
         /** Logs various info about sound device. */
         static void info();
-- 
cgit v1.2.3-60-g2f50