From 086523005904b82be9d3f876f38922078be47707 Mon Sep 17 00:00:00 2001
From: fallenoak <git@fallenoak.me>
Date: Sat, 29 Nov 2025 09:58:02 -0600
Subject: [PATCH] feat(sound): add SESound::CreateMasterChannelGroup

---
 src/sound/SESound.cpp | 16 ++++++++++++++++
 src/sound/SESound.hpp |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/src/sound/SESound.cpp b/src/sound/SESound.cpp
index 0dbf613..94c3d44 100644
--- a/src/sound/SESound.cpp
+++ b/src/sound/SESound.cpp
@@ -11,6 +11,7 @@
     SESound::Log_Write(__LINE__, __FILE__, result, __VA_ARGS__);
 
 STORM_LIST(SoundCacheNode) SESound::s_CacheList;
+TSGrowableArray<SEChannelGroup> SESound::s_ChannelGroups;
 SCritSect SESound::s_CritSect3;
 int32_t SESound::s_Initialized;
 SCritSect SESound::s_InternalCritSect;
@@ -157,6 +158,17 @@ FMOD_RESULT SESeekCallback(void* handle, uint32_t pos, void* userdata) {
     return FMOD_OK;
 }
 
+void SESound::CreateMasterChannelGroup() {
+    SESound::s_ChannelGroups.Clear();
+
+    auto masterChannelGroup = SESound::s_ChannelGroups.New();
+    masterChannelGroup->m_nameHash = SStrHashHT("<master>");
+    masterChannelGroup->m_parentChannelGroup = -1;
+    masterChannelGroup->m_volume = 1.0f;
+    masterChannelGroup->m_muteVolume = 1.0f;
+    masterChannelGroup->m_dirty = false;
+}
+
 FMOD::SoundGroup* SESound::CreateSoundGroup(const char* name, int32_t maxAudible) {
     FMOD::SoundGroup* group = nullptr;
     FMOD_RESULT result;
@@ -317,6 +329,10 @@ void SESound::Init(int32_t maxChannels, int32_t* a2, int32_t enableReverb, int32
 
     // TODO
 
+    SESound::CreateMasterChannelGroup();
+
+    // TODO
+
     SESound::s_Initialized = 1;
 
     LOG_WRITE(FMOD_OK, " - FMOD System Init OK!");
diff --git a/src/sound/SESound.hpp b/src/sound/SESound.hpp
index f7a50b7..f2b6716 100644
--- a/src/sound/SESound.hpp
+++ b/src/sound/SESound.hpp
@@ -1,6 +1,7 @@
 #ifndef SOUND_SE_SOUND_HPP
 #define SOUND_SE_SOUND_HPP
 
+#include "sound/SEChannelGroup.hpp"
 #include "sound/SESoundInternal.hpp"
 #include "sound/SEUserData.hpp"
 #include <cstdint>
@@ -16,6 +17,7 @@ class SESound {
     public:
         // Public static variables
         static STORM_LIST(SoundCacheNode) s_CacheList;
+        static TSGrowableArray<SEChannelGroup> s_ChannelGroups;
         static SCritSect s_CritSect3;
         static int32_t s_Initialized;
         static SCritSect s_InternalCritSect;
@@ -48,6 +50,7 @@ class SESound {
 
     private:
         // Private static functions
+        static void CreateMasterChannelGroup();
         static int32_t LoadDiskSound(FMOD::System* fmodSystem, const char* filename, FMOD_MODE fmodMode, SESound* sound, FMOD::SoundGroup* fmodSoundGroup1, FMOD::SoundGroup* fmodSoundGroup2, bool a7, int32_t a8, uint32_t a9, int32_t a10, uint32_t decodeBufferSize, int32_t a12, float a13, float a14, float a15, float* a16);
         static void ProcessReadyDiskSounds();