Image from http://www.spectrumcreativeconsulting.com/workshops/intro-to-3d-modeling-with-rhino |
It let us create 3D forms directly from spline by using the extrusion command.
Its is also possible to create planar surfaces and match them with an aerial photos from the site that we are working on.
In the second exercise we wanted to create a light house in a pear with some landscape connected to it.
We started, by making use of closed polylines extrusions, with the creating of the base pier for the light house.
By moving polylines height (Z values) and with the use of the loft command, we are able connected various polylines and for the main tower.
The light column and up stands for the handrails can be create with extrusion and either copied or arrayed around the main tower.
The horizontal elements of the handrails can be created with the pipe command. In this example we create tubes from an offset circle of the tower circle.
The roof is created by using the revolve tool, using as the base shape of a curved spline.
After the creation of a surface we can adjust the values of various points in this surface to create our topography.
Lines can be projected into this surface and the Split command used to divide the surface into independent surfaces.
Contours can extracted from the 3 model by using the Contour command
View can be exporting into 2D drawings and edited into Illustractor, Autocad, Vectorworks, etc
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