/// <summary>
/// Attempt to load maps from the alignment profile retrieved from the UserSettings
/// fallback maps are used in the event that the maps cannot be loaded.
/// The '_loadState' member of this instance is modified accordingly.
/// </summary>
public void LoadMaps()
{
AlignmentProfile profile = null;
if (metaContext != null && metaContext.ContainsModule <AlignmentProfile>())
{
profile = metaContext.Get <AlignmentProfile>();
}
if (profile != null && profile.ProfileMapPathsValid(_MapsDir))
{
string[] filenames = new[]
{
profile.MaskMapPathLeft,
profile.MaskMapPathRight,
profile.DistortionMapPathLeft,
profile.DistortionMapPathRight
};
for (int i = 0; i < 4; ++i)
{
var fileData = File.ReadAllBytes(_MapsDir + filenames[i]);
//Important to get the right filtering
if (!_fileAlignmentTextures[i])
{
_fileAlignmentTextures[i] = new Texture2D(2, 2, TextureFormat.ARGB32, false);
}
_fileAlignmentTextures[i].hideFlags = HideFlags.HideAndDontSave;
_fileAlignmentTextures[i].filterMode = FilterMode.Point;
_fileAlignmentTextures[i].wrapMode = TextureWrapMode.Clamp;
_fileAlignmentTextures[i].LoadImage(fileData); //..this will auto-resize the texture dimensions.
}
//Assign the file alignment textures to the correct variables
_activeMaskMaps[0] = _fileAlignmentTextures[0];
_activeMaskMaps[1] = _fileAlignmentTextures[1];
_activeDistortionMaps[0] = _fileAlignmentTextures[2];
_activeDistortionMaps[1] = _fileAlignmentTextures[3];
_loadState = LoadState.HasLoadedFinal;
}
else
{
for (int i = 0; i < 2; ++i)
{
_activeDistortionMaps[i] = _fallbackDistortionMaps[i];
_activeMaskMaps[i] = _fallbackMaskMaps[i];
}
//The purpose of the following is to put this instance into a state where it may
// attempt to load maps again.
//The user-aligned maps may not be available at this time because Unity is currently not playing.
//Therefor the fallback maps may be used in place of them.
_loadState = (metaContext == null) ? LoadState.HasLoadedProxy : LoadState.LoadFailed;
}
}
/// <summary>
/// Attempts to load the camera positions from the alignment profile stored in the metacontext.
/// </summary>
private void _LoadCameraPositions()
{
if (LeftCamera != null && RightCamera != null)
{
AlignmentProfile profile = null;
if (metaContext != null && metaContext.ContainsModule <AlignmentProfile>())
{
profile = metaContext.Get <AlignmentProfile>();
}
if (profile != null)
{
LeftCamera.localPosition = profile.EyePositionLeft;
RightCamera.localPosition = profile.EyePositionRight;
}
else
{
LeftCamera.localPosition = _defaultLeftCameraPos;
RightCamera.localPosition = _defaultRightCameraPos;
}
}
}
/// <summary>
/// Sets a flag to load the camera positions from the alignment profile provided in the parameter at a later time.
/// </summary>
/// <param name="newProfile">the profile</param>
public void OnAlignmentUpdate(AlignmentProfile newProfile)
{
//This is a hack in order to load transformations at a later time during Unity's main thread of execution.
_alignmentUpdateOccured = true;
}
public void OnAlignmentUpdate(AlignmentProfile newProfile)
{
//Reset the load-state to load the new maps
_loadState = LoadState.NotLoaded;
}