Photoshop: Getting to Know Layers
Computer Information Technology
Section 61
Objectives
The student will:Understand and use layersUse Layer masksUnderstand clipping masksUse Marquee tools to create shapes
Layers
Layers are like clear pieces of film each containing it’s own imageLayers can be stacked on top of each otherEach layer is independent and can have it’s
contents and opacity changedLayers can be reordered Blending modes can be changed to create
interesting overlays
Creating a New Blank File
So far we have edited existing images, but sometimes you want to build a file from scratch
Choose File>New
New Layer Dialog BoxSize in either inches or pixels
Resolution (72 is good for viewing on PC)
Color Mode – RGB is best
Background – White, a color or transparent
Adding Shapes Use the Shape Marquee tool to add a
shape to the image
Naming a Layer
Sometimes it’s easier if layers are given namesDouble click on a layer name to edit the name
Using Masks in Layers
Using a layer mask allows for better blending and more realistic compositions
Mask allow special effects to be added Gradients, etc
Adding a Shadow
Holding the ALT key when moving a layer will make a copy of the layer
Change Color Add a Gaussian Blur to make the shadow
more realistic (Filter>Blur>Gaussian Blur)
Rest of Today Complete the exercise from yesterday
Two Choices:
1. Pots… Take the black and white picture of the wall and the pots (ps0602)
1. Select Image > Mode > RGB Color
2. Color 3 of the pots
3. Remove the window from the wall
2. Dandelion… Take the picture of the girl and the dandelion (ps0201)
1. Color the girl’s sweater a different color
2. Remove the dandelion from her hand.