Click Splines are the building blocks of the grid-making process. Clicking on the Splines menu in the main toolbar , displays a number of options are as shown in Figure 1. The function of each options are is described in the table below.
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| Options | Description |
|---|---|
| Draw a New Spline | This option allows the user to start drawing splines by LMC and end drawing by RMC. |
| Create Grid from Splines | This option allows the user to generate a grid from the selected splines. |