private void ApplyMaskToUIElement(Graphic mGraphic, Mask maskTarget)
{
bool maskeeMaterialUsed = MaskeeMaterialUsed(mGraphic.material, maskTarget);
if (IsSupported2DShader(mGraphic.material.shader) || maskeeMaterialUsed)
{
UIMaterialModifier modifier = mGraphic.gameObject.GetComponent <UIMaterialModifier>();
if (modifier == null)
{
modifier = mGraphic.gameObject.AddComponent <UIMaterialModifier>();
}
if (!maskeeMaterialUsed)
{
mGraphic.material = maskTarget.SpritesAlphaMaskWorldCoords;
}
}
}
private void UpdateUIMaterials(List <Graphic> differentGraphics, Matrix4x4 worldToMask, Vector4 tilingAndOffset)
{
foreach (Graphic graphic in differentGraphics)
{
#if UNITY_EDITOR
if (maskeeVersion == 0)
{
VersionUpgradeMaskees(graphic);
}
#endif
if ((graphic.material.shader == MaskedSpriteWorldCoordsShader) ||
(graphic.material.shader == MaskedUnlitWorldCoordsShader))
{
UIMaterialModifier modifier = graphic.GetComponent <UIMaterialModifier>();
if (modifier == null)
{
modifier = graphic.gameObject.AddComponent <UIMaterialModifier>();
}
Canvas currentCanvas = graphic.canvas;
Matrix4x4 canvasMatrix = Matrix4x4.identity;
bool renderModeScreenSpace = currentCanvas != null && (currentCanvas.renderMode == RenderMode.ScreenSpaceOverlay ||
(currentCanvas.renderMode == RenderMode.ScreenSpaceCamera && currentCanvas.worldCamera == null));
bool enableScreenSpaceUI = false;
if (renderModeScreenSpace)
{
RectTransform canvasRect = currentCanvas.GetComponent <RectTransform>();
canvasMatrix = Matrix4x4.TRS(canvasRect.rect.size / 2 * currentCanvas.scaleFactor, Quaternion.identity, Vector3.one * currentCanvas.scaleFactor);
enableScreenSpaceUI = true;
}
modifier.SetMaskToMaskee(worldToMask * canvasMatrix, tilingAndOffset, ClampingBorder, IsMaskingEnabled, enableScreenSpaceUI,
ClampAlphaHorizontally, ClampAlphaVertically, UseMaskAlphaChannel, graphic is Text);
modifier.UpdateAlphaTex(MainTex);
modifier.ApplyMaterialProperties();
}
}
}