Wednesday, February 3, 2010

Week 4 - Solar Chinmey's heating up!

The concept for this weeks assignment was the shape of the solar chimney. Placed on a grid of intersecting splines running diagonally, two separate geometries of power copies were utilized to create the array of shapes. The taller green shapes would intersect one another as the grid expanded vertically if it were not for the shallower tan shapes placed between them.

Using a grid based on diaganol splines allowed for points that could be isolated in groups of three, facilitating the geometry of the triangle much better than an orthogonal grid. The openings in the tops of the green and tan shapes are related to the length of the hypotenuse of each triangular outline. The same goes for the height of the green chimneys, however the height of the tan chimneys stay constant as to avoid rising up and intersecting the green ones.

In the placement of the first set of green shapes, the power copy function worked quite well. As the grid expands upwards though, the planes that the green shapes sit on tilt at varying degrees, causing conflict. As the shallower tan shapes were created to avoid this, the power copy function did not only ask for 3 points (as the green power copy function did), but asked for 3 points and 3 vertices. Though this did not prevent the work from getting done, it did make picking points twice as long as an activity, so it would be helpful to learn how to avoid this situation for future uses.

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