AtlasID

An atlas is a texture containing sub-textures (atlas members) to reduce overhead. They make it easier to get part of a texture instead of using tex coords.

Texture:SetAtlas
Shows the Paladin class trial icon on the screen This can be referenced in Helix/AtlasInfo.lua ["Interface/Glues/AccountUpgrade/ClassTrialThanksFrame"]={ ["ClassTrial-Paladin-Ring"]={188, 188, 0.186523, 0.370117, 0.339844, 0.523438, false, false},

CreateAtlasMarkup
Prints a shield into the chat window