however if you're wanting to fade in something from one corner of the mesh to another
then you can do this by connecting a ramp to the transparency and set the key on the ramp's colour's positions
if this is the effect you wanted then i'll explain more detail
that's a "Ch" pronounced as a "K"
Computer skills I should have:
Objective C, C#, Java, MEL. Python, C++, XML, JavaScript, XSLT, HTML, SQL, CSS, FXScript, Clips, SOAR, ActionScript, OpenGL, DirectX
Maya, XSI, Photoshop, AfterEffects, Motion, Illustrator, Flash, Swift3D