void CheckDistortion()
{
if (DistortionParameters.Count == 0)
{
DistortionParameters = new List <float>(new float[4]);
}
else if (DistortionParameters.Count != 4)
{
throw new Exception("Length of DistortionParameters is not 4.");
}
if (Fisheye && !Distorted)
{
throw new Exception("Distorted must be true for fisheye lens.");
}
if (LensDistortion == null || SizeChanged ||
CurrentFieldOfView != FieldOfView || CurrentDistorted != Distorted ||
!Enumerable.SequenceEqual(DistortionParameters, CurrentDistortionParameters) ||
(Fisheye && CurrentXi != Xi))
{
// View frustum size at the focal plane.
FrustumHeight = 2 * Mathf.Tan(FieldOfView / 2 * Mathf.Deg2Rad);
FrustumWidth = FrustumHeight * Width / Height;
if (LensDistortion == null)
{
LensDistortion = new LensDistortion();
}
LensDistortion.InitDistortion(DistortionParameters, FrustumWidth, FrustumHeight, Fisheye ? Xi : 0);
LensDistortion.CalculateRenderTextureSize(Width, Height, out RenderTextureWidth, out RenderTextureHeight);
if (RenderTextureWidth <= 0 || RenderTextureHeight <= 0)
{
throw new Exception("Distortion parameters cause texture size invalid (<= 0).");
}
faceMask = 0;
faceMask |= 1 << (int)(CubemapFace.PositiveX); // right face
faceMask |= 1 << (int)(CubemapFace.NegativeX); // left face
faceMask |= 1 << (int)(CubemapFace.PositiveY); // top face
faceMask |= 1 << (int)(CubemapFace.NegativeY); // bottom face
faceMask |= 1 << (int)(CubemapFace.PositiveZ); // front face
CurrentFieldOfView = FieldOfView;
CurrentDistorted = Distorted;
CurrentDistortionParameters = new List <float>(DistortionParameters);
CurrentXi = Xi;
}
}
void CheckDistortion()
{
if (DistortionParameters.Count == 0)
{
DistortionParameters = new List <float>(new float[4]);
}
else if (DistortionParameters.Count != 4)
{
throw new Exception("Length of DistortionParameters is not 4.");
}
if (LensDistortion == null || CurrentWidth != Width || CurrentHeight != Height ||
CurrentFieldOfView != FieldOfView || CurrentDistorted != Distorted ||
!Enumerable.SequenceEqual(DistortionParameters, CurrentDistortionParameters))
{
// View frustum size at the focal plane.
FrustumHeight = 2 * Mathf.Tan(FieldOfView / 2 * Mathf.Deg2Rad);
FrustumWidth = FrustumHeight * Width / Height;
if (LensDistortion == null)
{
LensDistortion = new LensDistortion();
}
LensDistortion.InitDistortion(DistortionParameters, FrustumWidth, FrustumHeight);
LensDistortion.CalculateRenderTextureSize(Width, Height, out RenderTextureWidth, out RenderTextureHeight);
if (RenderTextureWidth <= 0 || RenderTextureHeight <= 0)
{
throw new Exception("Distortion parameters cause texture size invalid (<= 0).");
}
CurrentWidth = Width;
CurrentHeight = Height;
CurrentFieldOfView = FieldOfView;
CurrentDistorted = Distorted;
CurrentDistortionParameters = new List <float>(DistortionParameters);
}
}