CGA 115 Professor Mary A. Malinconico

Questions from Last Week ????????

Color Models Screen, Print and Other

Color Models on the Computer  There are several color models that can be used to create colors on the computer  RGB  CMYK  HSB  Specialty Colors

Color on the Screen  The computer monitor creates color by using the three primary colors  Red  Green  Blue

RGB Color  This color model is used for creating graphics for display on the SCREEN for:  Web Pages  Multimedia  Presentations  Etc.

CMYK Color  Cyan  Magenta  Yellow  Black  These colors used for the PRINTING industry.

HSB or HSV  HSB - Hue, Saturation, Brightness  HSV - Hue, Saturation, Value  Hue = refers to the spectral color such as green or blue  Saturation = indicates the purity of the color or strength of the color  Value or Brightness = a colors lightness or darkness - its luminance or value.

Painter

 Let’s Open Painter  Go to the File Menu and Select New…

Setting Resolution and Canvas Size  Before you create a new canvas, you need to set the Resolution in PPI or Pixels Per inch  YOU MUST SET RESOLUTION!!!  You need to set the canvas size as well

Be Careful !!!  Make Sure you set the Resolution  AND the Canvas Size in INCHES not PIXELS  You will end up making a VERY Small image – like the size of a stamp!

PPI and Canvas Size  Canvas Size = 800 by 800 pixels  At 72 pixels per inch = canvas is 11 inches by 11 inches  At 150 pixels per inch = canvas is 5.3 inches by 5.3 inches  At 300 pixels per inch = canvas is 2.6 inches by 2.6 inches

PPI and Canvas  800 / 72 = 11 inches  800 / 150 = 5.3 inches  800 / 300 = 2.6 inches  Understand???  So Always Set the Canvas size using inches and resolution

Painter Interface  Menus  Tools  Palettes  Setting your workspaces

Paint Brushes in Painter  There are MANY different paint brushes in Painter  Brush Category - board categories of brushes in Painter - 32 categories  Brush Variant - specific types of brushes within a Brush category - number varies per brush

Selecting Color in Painter  There are several methods of selecting color in Painter  Colors Palette  Color Mixer  Color Sets

Corel Painter