public static bool BASS_ChannelSet3DPosition(int handle, BASS_3DVECTOR pos, BASS_3DVECTOR orient, BASS_3DVECTOR vel)
{
IntPtr[] ptr = new IntPtr[3];
object[] args = new object[3];
bool result;
args[0] = pos;
args[1] = orient;
args[2] = vel;
for (int i = 0; i < ptr.Length; i++)
{
if (args[i] != null)
{
ptr[i] = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BASS_3DVECTOR)));
Marshal.StructureToPtr(args[i], ptr[i], false);
}
else ptr[i] = IntPtr.Zero;
}
result = BASS_ChannelSet3DPosition(handle, ptr[0], ptr[1], ptr[2]);
foreach (var p in ptr)
{
if (p != IntPtr.Zero) Marshal.FreeHGlobal(p);
}
return result;
}
public static bool BASS_ChannelGet3DPosition(int handle, BASS_3DVECTOR pos, BASS_3DVECTOR orient, BASS_3DVECTOR vel)
{
IntPtr[] ptr = new IntPtr[3];
BASS_3DVECTOR[] args = new BASS_3DVECTOR[4];
bool result;
args[0] = pos;
args[1] = orient;
args[2] = vel;
for (int i = 0; i < ptr.Length; i++)
{
if (args[i] != null)
{
ptr[i] = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(BASS_3DVECTOR)));
Marshal.StructureToPtr(args[i], ptr[i], false);
}
else ptr[i] = IntPtr.Zero;
}
result = BASS_ChannelGet3DPosition(handle, ptr[0], ptr[1], ptr[2]);
for (int i = 0; i < ptr.Length; i++)
{
if (ptr[i] != IntPtr.Zero)
{
args[3] = (BASS_3DVECTOR)Marshal.PtrToStructure(ptr[i], typeof(BASS_3DVECTOR));
args[i].SetValue(args[3].x, args[3].y, args[3].z);
Marshal.FreeHGlobal(ptr[i]);
}
}
return result;
}