Creating Land for a Scene
Restart Seamless3d and then click 
so that we see 
so that we don't create a mirrored rectangle.
Click 
to add a rectangle and then click in the center of the grid to set the position and then move the mouse down and to the right a little to specify the dimension of the rectangle:
before clicking again to set the dimension.
Click 
to open the control panel for the Rectangle.
Set the xDistance and yDistance fields to 100 to set the dimension of the land to 100 by 100 meters:
Using the mouse wheel Zoom out until you see all of your land.
Click 
to convert the rectangle to a single patch.
Increase the number of control_staves and control_bands to 6 and then click done:
If we now click 
to toggle into wireframe mode we will see the triangles are not dense enough to create curves for our land:
To generate denser triangles, click one of the patch's control points and then press Control F4:
We can now drag the control points to create hills in our land.
To ensure that we only drag the land points straight up or down, hold the control key down (so that we don't accidentally move the control point) when clicking a point to select it and click 
untill the dim filter appears. From now on change the position of a control point, by clicking on the point with the control key held down and then dragging the green arrow's tip:
If we are having touble seeing all of the control points due to the triangles hiding the control cage, we can click 
to toggle to 
To paint the land, click 
to go into paint mode.
Click 
to select the paint brush. To paint with the brush drag the mouse over the land. The radius of the brush can be changed by holding down the control key while scrolling the mouse wheel.
Click 
to open the palette window.
Any colour can be set for the brush by selecting the colour in the palette window:
A simple way to set the colour of the sky is to click 
to open the scene tree window and then clicking 
(the scene node) to open the scene node's control panel. The scene node's backgroundColour field sets the colour of the sky:
To import models into the scene, see the tutorial: Exporting, Importing and Duplicating Patches & Models
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