codepens/text-mask-over-colorful-cubes/README.markdown

Text Mask Over Colorful Cubes

A Pen created on CodePen.io. Original URL: https://codepen.io/DonKarlssonSan/pen/OJNzLVR.

Click to generate a new pattern!

This is how it works:

• Draw pattern on off-screen canvas
• Draw text on on-screen canvas
• For on-screen canvas, set globalCompositeOperation = "source-in" which means "The new shape is drawn only where both the new shape and the destination canvas overlap. Everything else is made transparent."
• Copy image from off-screen canvas to on-screen