protected override void OnDisable()
{
base.OnDisable();
m_ShouldRecalculateStencil = true;
SetMaterialDirty();
UpdateClipParent();
StencilMaterial.Remove(m_MaskMaterial);
m_MaskMaterial = null;
if (GetComponent <Mask>() != null)
{
MaskUtilities.NotifyStencilStateChanged(this);
}
}
protected override void OnDisable()
{
base.OnDisable();
if (graphic != null)
{
graphic.SetMaterialDirty();
graphic.canvasRenderer.hasPopInstruction = false;
graphic.canvasRenderer.popMaterialCount = 0;
}
StencilMaterial.Remove(m_MaskMaterial);
m_MaskMaterial = null;
StencilMaterial.Remove(m_UnmaskMaterial);
m_UnmaskMaterial = null;
MaskUtilities.NotifyStencilStateChanged(this);
}
public Material GetModifiedMaterial(Material baseMaterial)
{
var toUse = baseMaterial;
if (m_ShouldRecalculateStencil)
{
var rootCanvas = MaskUtilities.FindRootSortOverriedCanvas(transform);
m_StencilValue = MaskUtilities.GetStencilDepth(transform, rootCanvas);
m_ShouldRecalculateStencil = false;
}
Mask maskComponent = GetComponent <Mask>();
if (m_StencilValue > 0 && (maskComponent == null || !maskComponent.IsActive()))
{
var maskMat = StencilMaterial.Add(toUse, (1 << m_StencilValue) - 1, StencilOp.Keep, CompareFunction.Equal, ColorWriteMask.All, (1 << m_StencilValue) - 1, 0);
StencilMaterial.Remove(m_MaskMaterial);
m_MaskMaterial = maskMat;
toUse = m_MaskMaterial;
}
return(toUse);
}