WinMM: Added gaining function

2 files changed, 24 insertions, 1 deletions

diff --git a/utils/winmm_drv/config/regconfig.c b/utils/winmm_drv/config/regconfig.c
index 6e35df0..a049a7d 100644
--- a/utils/winmm_drv/config/regconfig.c
+++ b/utils/winmm_drv/config/regconfig.c
@@ -163,11 +163,13 @@ void setupDefault(DriverSettings *setup)
     setup->flagFullBrightness = BST_UNCHECKED;
 
     setup->volumeModel = 0;
-    setup->chanAlloc = 0;
+    setup->chanAlloc = -1;
     setup->numChips = 4;
     setup->num4ops = -1;
 
     setup->outputDevice = (UINT)-1;
+
+    setup->gain100 = 100;
 }
 
 
@@ -224,6 +226,9 @@ void loadSetup(DriverSettings *setup)
 
     if(readUIntFromRegistry(HKEY_CURRENT_USER, s_regPath, L"outputDevice", &uVal))
         setup->outputDevice = uVal;
+
+    if(readUIntFromRegistry(HKEY_CURRENT_USER, s_regPath, L"gain100", &uVal))
+        setup->gain100 = uVal;
 }
 
 void saveSetup(DriverSettings *setup)
@@ -246,8 +251,20 @@ void saveSetup(DriverSettings *setup)
     writeIntToRegistry(HKEY_CURRENT_USER, s_regPath, L"numChips", setup->numChips);
     writeIntToRegistry(HKEY_CURRENT_USER, s_regPath, L"num4ops", setup->num4ops);
     writeUIntToRegistry(HKEY_CURRENT_USER, s_regPath, L"outputDevice", setup->outputDevice);
+    writeUIntToRegistry(HKEY_CURRENT_USER, s_regPath, L"gain100", setup->gain100);
+}
+
+void getGain(DriverSettings *setup)
+{
+    UINT uVal;
+    if(readUIntFromRegistry(HKEY_CURRENT_USER, s_regPath, L"gain100", &uVal))
+        setup->gain100 = uVal;
 }
 
+void saveGain(DriverSettings *setup)
+{
+    writeUIntToRegistry(HKEY_CURRENT_USER, s_regPath, L"gain100", setup->gain100);
+}
 
 static const PWCHAR s_regPathNotify = L"SOFTWARE\\Wohlstand\\libADLMIDI\\notify";
 
diff --git a/utils/winmm_drv/config/regconfig.h b/utils/winmm_drv/config/regconfig.h
index 7c49bd6..2dac28a 100644
--- a/utils/winmm_drv/config/regconfig.h
+++ b/utils/winmm_drv/config/regconfig.h
@@ -30,6 +30,8 @@ typedef struct DriverSettings_t
     int     num4ops;
 
     UINT    outputDevice;
+
+    UINT    gain100;
 } DriverSettings;
 
 extern const WCHAR g_adlSignalMemory[];
@@ -38,9 +40,13 @@ extern void setupDefault(DriverSettings *setup);
 extern void loadSetup(DriverSettings *setup);
 extern void saveSetup(DriverSettings *setup);
 
+extern void saveGain(DriverSettings *setup);
+extern void getGain(DriverSettings *setup);
+
 
 #define DRV_SIGNAL_RELOAD_SETUP 1
 #define DRV_SIGNAL_RESET_SYNTH  2
+#define DRV_SIGNAL_UPDATE_GAIN  3
 
 // Client
 /**