14
$\begingroup$

Is there a way to use nodes to combine two images if both the images have transparency (i.e. alpha channels)?

enter image description here

$\endgroup$
13
$\begingroup$

You can use an Alpha over node to automatically handle the alpha mixing:

enter image description here

However, if all you want to do is mix the alpha channels, a normal mix node will do (think of the alpha channel as a gray scale image):

enter image description here

$\endgroup$
-1
$\begingroup$

There are a few ways to do this. I will show you the way that worked for me. I drew some images in photoshop with alpha. Here is how to combine two images with alpha using the blender compositor. I found that this is the most reliable method to use for external images.

Final Node Setup:

enter image description here

Final Result:

enter image description here

$\endgroup$

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Not the answer you're looking for? Browse other questions tagged or ask your own question.