This article shows how to make gradient text and how to make the gradient warp in the same direction as the text in Photoshop.

How to Make a Linear Gradient Rounded in Photoshop. The Photoshop graphic design program provides tools, such as the Linear Gradient fill, that you can use to create your own digital art.

Creaticity Five uses for gradient masks in Photoshop, Photoshop Elements, and Pixelmator The gradient tool lets you perform interesting effects to your images.