public static void SetVolume(MixerInfo mi, VOLUME volume)
{
if (IntPtr.Size == 4)
{
MIXERCONTROLDETAILS mcd = new MIXERCONTROLDETAILS();
mcd.cbStruct = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS));
mcd.dwControlID = mi.volumeCtl;
mcd.cMultipleItems = 0;
mcd.cChannels = 2;
mcd.cbDetails = (uint)Marshal.SizeOf(typeof(VOLUME));
mcd.paDetails = Marshal.AllocHGlobal((int)mcd.cbDetails);
Marshal.StructureToPtr(volume, mcd.paDetails, false);
mixerSetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);
Marshal.FreeHGlobal(mcd.paDetails);
}
else
{
MIXERCONTROLDETAILS64 mcd = new MIXERCONTROLDETAILS64();
mcd.cbStruct = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS64));
mcd.dwControlID = mi.volumeCtl;
mcd.cMultipleItems = 0;
mcd.cChannels = 2;
mcd.cbDetails = (uint)Marshal.SizeOf(typeof(VOLUME));
mcd.paDetails = Marshal.AllocHGlobal((int)mcd.cbDetails);
Marshal.StructureToPtr(volume, mcd.paDetails, false);
mixerSetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);
Marshal.FreeHGlobal(mcd.paDetails);
}
}
static void Main(string[] args)
{
double R, VOLUME;
R = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
VOLUME = 4.0 / 3.0 * 3.14159 * R * R * R;
Console.WriteLine("VOLUME = " + VOLUME.ToString("F3", CultureInfo.InvariantCulture));
}
public static void AdjustVolume(MixerInfo mi, int delta)
{
VOLUME volume = GetVolume(mi);
if (delta > 0)
{
volume.left = Math.Min(mi.maxVolume, volume.left + delta);
volume.right = Math.Min(mi.maxVolume, volume.right + delta);
}
else
{
volume.left = Math.Max(mi.minVolume, volume.left + delta);
volume.right = Math.Max(mi.minVolume, volume.right + delta);
}
SetVolume(mi, volume);
}
static VOLUME GetVolume(MixerInfo mi)
{
MIXERCONTROLDETAILS mcd = new MIXERCONTROLDETAILS();
mcd.cbStruct = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS));
mcd.dwControlID = mi.volumeCtl;
mcd.cMultipleItems = 0;
mcd.cChannels = 2;
mcd.cbDetails = (uint)Marshal.SizeOf(typeof(int));
mcd.paDetails = Marshal.AllocHGlobal((int)mcd.cbDetails);
mixerGetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);
VOLUME rtn = (VOLUME)Marshal.PtrToStructure(mcd.paDetails, typeof(VOLUME));
Marshal.FreeHGlobal(mcd.paDetails);
return(rtn);
}
public override string ToString()
{
s = (VOLUME)base.Tag;
Binding myBinding = new Binding("type");
myBinding.Mode = BindingMode.TwoWay;
myBinding.Source = s;
txttype.SetBinding(ComboBox.TextProperty, myBinding);
Binding myBinding2 = new Binding("value");
myBinding2.Mode = BindingMode.TwoWay;
myBinding2.Source = s;
txtval.SetBinding(TextBox.TextProperty, myBinding2);
Binding descbinding = new Binding("Description");
descbinding.Mode = BindingMode.TwoWay;
descbinding.Source = s;
txtdesc.SetBinding(TextBox.TextProperty, descbinding);
return base.ToString();
}
public override string ToString()
{
s = (VOLUME)base.Tag;
Binding myBinding = new Binding("type");
myBinding.Mode = BindingMode.TwoWay;
myBinding.Source = s;
txttype.SetBinding(ComboBox.TextProperty, myBinding);
Binding myBinding2 = new Binding("value");
myBinding2.Mode = BindingMode.TwoWay;
myBinding2.Source = s;
txtval.SetBinding(TextBox.TextProperty, myBinding2);
Binding descbinding = new Binding("Description");
descbinding.Mode = BindingMode.TwoWay;
descbinding.Source = s;
txtdesc.SetBinding(TextBox.TextProperty, descbinding);
return(base.ToString());
}
static void SetVolume(MixerInfo mi, VOLUME volume)
{
MIXERCONTROLDETAILS mcd = new MIXERCONTROLDETAILS();
mcd.cbStruct = (uint)Marshal.SizeOf(typeof(MIXERCONTROLDETAILS));
mcd.dwControlID = mi.volumeCtl;
mcd.cMultipleItems = 0;
mcd.cChannels = 2;
mcd.cbDetails = (uint)Marshal.SizeOf(typeof(int));
mcd.paDetails = Marshal.AllocHGlobal((int)mcd.cbDetails);
Marshal.StructureToPtr(volume, mcd.paDetails, false);
mixerSetControlDetails(IntPtr.Zero, ref mcd, MIXER.GETCONTROLDETAILSF_VALUE | MIXER.OBJECTF_MIXER);
Marshal.FreeHGlobal(mcd.paDetails);
}
