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GEOVIA Surpac

Constraints

The definition, application and storing of constraints for later re-use are probably the most powerful feature of the block model.

It is possible to apply both simple and incredibly complex constraints to the model to assist in all aspects of modelling including:

  • filling the model with values
  • reporting
  • graphics visualisation
  • sectioning the model

The constraints may take the form of DTMs, 3DMs, strings and planes of any orientation. These constraints may be applied to the model individually, or they may be combined using a logical expression of the form "((a AND b) OR (c AND d))" etc. These constraints may take some time to create and so it is possible to save the constraints to a Constraints Model for later re-use. The Constraints Model is in reality just another Block Model with only the blocks which meet the constraints criteria actually being stored. The advantage gained by storing the constraints to a separate model is that later re-application of the Constraints Model is extremely fast.

CONSTRAINTS
Make Constraint Generate constraints and save the constraints model to a file
View Constraint View parameters used to generate a constraint
Edit Constraint Recall and edit the constraint specification and expression from a previously stored constraint model