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MPT Design Environment Customization

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There are a number of factors that determine how data will be displayed and handled, and which Virtuoso Multi-Patterning Technology GUI elements will appear. These factors can be set using environment variables, SKILL functions, and the Multiple Patterning Options form.

Shapes can be colored two ways:

• Manually using the Virtuoso tools described in Coloring in Layout
• Automatically using the multiple patterning color engine)
  The color engine can automatically color connected shapes on the same layer and change the color of shapes to avoid same-mask spacing violations.