Aliasing Sprite over a SpriteMap

[Evgeni_Popov]

See my answer here:

Texture looks jagged with white background

That’s because blending is performed with the current background at the time the sprite is drawn. When the robot is rendered first, it is blended with the dark blue background color, and when the white sprite is rendered over it, no blending occurs because the white sprite has no alpha (alpha=1 everywhere). Hence the jagged borders. When draw order is reversed, the robot will be blended with the white background color, leading to the correct blended color. There’s no much we can do, I think… Th…