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GiD then asks the user to define the 4 lines that describe the contour of the surface. Select the lines using the cursor on the screen, either by choosing them one by one or selecting them all with a window. Next, press Escape twice.
As can be seen below, the new surface is created and appears as a smaller, magenta-colored coloured square drawn inside the original four lines.
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Once the surface has been created, the mesh can be created in the same way as was done for the line. From the Top Menu select: Mesh->Generate mesh.
A window appears asking if the previous mesh should be elliminatedeliminated. Click Yes.
Another window appears which asks for the maximum size of the element, in this example defined as 1.
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