The Darken blending mode is one of the group of modes that darken the picture.
When the top layer is changed to the Darken mode both layers are examined at each part of the picture. When the darkest color is located - it can be from either layer - it is selected as the final color.
Next, the pixels in the top layer are compared to the final color; if they are lighter then they are replaced, if darker they are left unchanged. ...
Get Adobe Photoshop CS3 A-Z now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.