public XPlugin() : base()
{
// e.g. check for API support
if (Utilities.Versions.XPLMVersion < 303)
{
throw new NotSupportedException("TCAS override not supported.");
}
// Example: finds datarefs
_overrideTcas = DataRef.Find("sim/operation/override/override_TCAS") !;
DataRef
bearing = DataRef.Find("sim/cockpit2/tcas/indicators/relative_bearing_degs") !,
distance = DataRef.Find("sim/cockpit2/tcas/indicators/relative_distance_mtrs") !,
altitude = DataRef.Find("sim/cockpit2/tcas/indicators/relative_altitude_mtrs") !;
// Example: registers my flight loop
_myLoop = new FlightLoop(FlightLoopPhase.AfterFlightModel, (elapsedSinceLastCall, elapsedTimeSinceLastFlightLoop, counter) =>
{
// TODO: set number of planes
var count = 2;
Span <float> values = stackalloc float[count];
// TODO: set bearings
bearing.AsFloatVector(0).Write(values);
// TODO: set distances
distance.AsFloatVector(0).Write(values);
// TODO: set altitudes
altitude.AsFloatVector(0).Write(values);
// Schedules for one second later
return(1);
});
}
protected override bool OnStart()
{
_flightLoop = FlightLoop.Create(FlightLoopPhaseType.BeforeFlightModel, InitSound);
_flightLoop.Schedule(-1, false);
Menu.PluginsMenu
.AddItem("OpenAL Sample (Shared Context)", item =>
item.CreateSubMenu()
.AddItem("Play Sound", out _, PlaySound)
);
return(true);
}
protected override void OnStop()
{
// Cleanup: nuke our context if we have it. This is hacky and bad - we should really destroy
// our buffers and sources. I have _no_ idea if OpenAL will leak memory.
if (_context != null)
{
XPlane.Trace.WriteLine($"[OpenAL Sample] Deleting my context 0x{(ulong)_context.Handle:X8}");
ALC.DestroyContext(_context);
_context = default;
}
if (_device != null)
{
ALC.CloseDevice(_device);
_device = default;
}
_flightLoop.Dispose();
_flightLoop = null;
Menu.PluginsMenu.Dispose();
}
protected override unsafe void OnStop()
{
// Cleanup: nuke our context if we have it. This is hacky and bad - we should really destroy
// our buffers and sources. I have _no_ idea if OpenAL will leak memory.
if (_alc.GetCurrentContext() != null)
{
XPlane.Trace.WriteLine($"[OpenAL Sample] Deleting snd {_soundBuffer}");
if (_soundSource != 0)
{
_al.DeleteSource(_soundSource);
_soundSource = 0;
}
if (_soundBuffer != 0)
{
_al.DeleteBuffer(_soundBuffer);
_soundBuffer = 0;
}
}
if (_context != null)
{
XPlane.Trace.WriteLine($"[OpenAL Sample] Deleting my context 0x{((ulong)_context):X8}");
_alc.MakeContextCurrent(null);
_alc.DestroyContext(_context);
}
if (_device != null)
{
_alc.CloseDevice(_device);
}
_flightLoop.Dispose();
_flightLoop = null;
Menu.PluginsMenu.Dispose();
}
protected override bool OnStart()
{
try
{
_al = AL.GetApi();
_alc = ALContext.GetApi();
}
catch (Exception ex)
{
XPlane.Trace.WriteLine($"[OpenAL Sample] Failed to initialize Open AL: " + ex);
return(false);
}
_flightLoop = FlightLoop.Create(FlightLoopPhaseType.BeforeFlightModel, InitSound);
_flightLoop.Schedule(-1, false);
Menu.PluginsMenu
.AddItem("OpenAL Sample (Private Context)", item =>
item.CreateSubMenu()
.AddItem("Play Sound", out _, PlaySound)
);
return(true);
}
