/// <summary>
/// Release resources
/// </summary>
public override void ReleaseResources(MASFlightComputer comp, InternalProp internalProp)
{
this.comp = null;
if (activeCamera != null)
{
activeCamera.renderCallback -= ReadCamera;
}
activeCamera = null;
if (cameraTexture.IsCreated())
{
cameraTexture.Release();
}
UnityEngine.GameObject.Destroy(cameraTexture);
cameraTexture = null;
UnityEngine.GameObject.Destroy(imageObject);
imageObject = null;
UnityEngine.GameObject.Destroy(imageMaterial);
imageMaterial = null;
variableRegistrar.ReleaseResources();
//if (renderFrames > 0)
//{
// double msPerFrame = 1000.0 * (double)(renderStopwatch.ElapsedTicks) / (double)(renderFrames * Stopwatch.Frequency);
// Utility.LogMessage(this, "Camera page {0}: {1} frames rendered, {2:0.0}ms/frame",
// name, renderFrames, msPerFrame);
//}
}
/// <summary>
/// Callback used to select active cameras
/// </summary>
private void CameraSelectCallback(double dontCare)
{
try
{
// This can return null at startup when the VC hasn't had a chance
// to run. Unfortunately, that means we have to call this callback
// every time the camera should be enabled.
MASCamera newCamera = comp.vc.FindCameraModule(cameraSelector.AsString());
if (activeCamera != null)
{
activeCamera.renderCallback -= ReadCamera;
}
activeCamera = newCamera;
if (activeCamera != null)
{
if (pageEnabled)
{
activeCamera.UpdateFlightComputer(comp);
activeCamera.renderCallback += ReadCamera;
}
}
else if (!coroutineActive)
{
comp.StartCoroutine(CameraSelectCoroutine());
}
if (activeCamera == null)
{
ApplyMissingCamera();
}
}
catch
{
if (activeCamera != null)
{
activeCamera.renderCallback -= ReadCamera;
}
activeCamera = null;
}
}
/// <summary>
/// Callback to process the rentex sent by the camera.
/// </summary>
/// <param name="rentex">The source texture.</param>
/// <param name="postProcShader">The post-processing shader applied by the current camera's active mode.</param>
private void ReadCamera(RenderTexture rentex, Material postProcShader)
{
if (rentex == null)
{
activeCamera = null;
return;
}
cameraTexture.DiscardContents();
renderStopwatch.Start();
if (monitorMaterial == null)
{
if (postProcShader == null)
{
Graphics.Blit(rentex, cameraTexture);
}
else
{
Graphics.Blit(rentex, cameraTexture, postProcShader);
}
}
else
{
if (postProcShader == null)
{
Graphics.Blit(rentex, cameraTexture, monitorMaterial);
}
else
{
RenderTexture tmp = RenderTexture.GetTemporary(rentexWidth, rentexHeight, 24);
Graphics.Blit(rentex, tmp, postProcShader);
Graphics.Blit(tmp, cameraTexture, monitorMaterial);
tmp.Release();
}
}
renderStopwatch.Stop();
++renderFrames;
}
