From 0e38251f80e2bdc028e17c8353c2cd400a071a67 Mon Sep 17 00:00:00 2001 From: Capry Date: Thu, 5 Jun 2025 16:03:06 +0200 Subject: [PATCH] Add premultiplied alpha documentation to StandardMaterial3D tutorial --- tutorials/3d/standard_material_3d.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tutorials/3d/standard_material_3d.rst b/tutorials/3d/standard_material_3d.rst index 37f53cb78..9eb5915ad 100644 --- a/tutorials/3d/standard_material_3d.rst +++ b/tutorials/3d/standard_material_3d.rst @@ -189,6 +189,9 @@ other than *Mix* forces the object to go through the transparent pipeline. screen. * **Mul:** The final color of the object is multiplied with the color of the screen. +* **Premultiplied Alpha:** The color of the object is expected to have already been + multiplied by the alpha. This behaves like **Add** when the alpha is ``0.0`` + (fully transparent) and like **Mix** when the alpha is ``1.0`` (opaque). .. image:: img/spatial_material8.png