Graphics Programs Reference
In-Depth Information
variety of ways for a wide range of creative results. Sharing artwork between applications
lets you combine continuous-tone paintings and photographs with vector art. Illustrator lets
you create certain types of raster images, and Adobe Photoshop excels at many additional
image-editing tasks. The images edited or created in Photoshop can then be inserted into
Illustrator.
This lesson steps you through the process of creating a composite image, including combining
bitmap images with vector art and working between applications. You will add photographic
images created in Photoshop to a poster created in Illustrator. Then, you'll adjust the color of
an image, mask an image, and sample color from an image to use in the Illustrator artwork.
You'll update a placed image and then export your poster to Photoshop.
Understanding vector versus bitmap graphics
Illustrator creates
vector graphics
, also called
draw graphics
, which contain shapes based
on mathematical expressions.
This logo is drawn as vector art, which retains its crispness when scaled to a larger size.
Tip
To learn more about bitmap graphics, search for “Importing bitmap images”
in Illustrator Help (Help > Illustrator Help).
Bitmap images
—technically called
raster images
—use a rectangular grid of picture
elements (pixels) to represent images. Each pixel is assigned a specific location and color
value. It's important to understand the differences between these two and how they can work
together.
