Algorithm sketchbook sijing liu 395923

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STUDIO AIR

SKETCHBOOK

2015 semester 1, Tutorial 9 Sijing Liu 395923

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1. Create 3 random points using number slider and digit scroller 2. Feed the points to Interpolate command to form a curve 3. The same procedure for the other curve 4. Use the Extend Line command to extend one of the curve at the ends 5. Generate surface using Loft command and achieve different results by changing the parameters

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WEEK 1 1. VASE

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The strategy is to create different circles at different positions in z axix and loft them to create the volumn, the form is changed through control points.

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WEEK 1 2.Vase

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1. Generate a series of number from 0 to 2 pi 2. Input these numbers to points and create a y = sin(x) function using the graph mapper 3. Duplicate the process and create another sin curve 4. Loft the two curves to form a surface 5. Offset the surface, however it does not have a solid option in GH 5. Explode the edges and loft again to obtain a solid object

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WEEK 1 3.VASE

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1. Define random points 2. Form closed curves using those points 3. Create surface of the closed loop 4. loft to create the volumn

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WEEK 1 4.VASE

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1. Construct four points to create a curve 2. At the end of the curve, form a circle with its centre located at the end point 3. Sweep the circle along the rail line

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WEEK 1 5.Vase

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WEEK 2 Pavilion

Weaverbird Method

The pavilion is created by catenary between two closed curve. The height of the curve is determined by an influencing factor point that pass through the pavilion. In practise, the influencing factor could be the direction of sun, the view, or the circulation pattern. From the studio, I applied the weaverbird texture to the pavilion.

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Contouring Method The contouring method divide the pavilion geometry vertically into equal pieces to provide an interesting visual effect. In a real project, the contouring method generates interesting shadow pattern from the sunlight and makes the object more interactive.

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WEEK 2 Pavilion

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Driftwood Method

Inspired by the online tutorial. The driftwood method divides the pavilion into vertical components that makes the manufacturing process easier by digital fabrication. It gives the pavilion a fluid look that creates interesting visual effect with timber.

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WEEK 2 Pavilion

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WEEK 2 Data Tree

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I created a random curve among the grid system to see how the cull pattern works. By changing the 4 boolean toggle I have obtained different density of curves that connect points from the grid to the points on the curve. The cull pattern ignores the row of points on the grid that is set to false.

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WEEK 3 Cull Pattern 1

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By adding the flatten tree command to the grid system, the data has become a single branch. Interestingly, the pattern has changed as well. The row of points becomes diagonal in the cull pattern. And all curves seem to join at the end of the random curve i created.

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WEEK 3 Cull Pattern 2

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The voronoi pattern is formed by hexagons with each face connecting to another hexagon. The structure is very efficient as it was used in the Water Cube in China. It cannot be achieved without the cull pattern command to ignore the alternating diagonal string of points.

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WEEK 3 Voronoi

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Gathering a pattern such as pedestrian movement, noise, heat can be very useful in the analyzing stage in design. In this example, the density of brightness is presented by the size of the diameter of a circle; The brighter the larger diameter. Cull pattern can be used to delete unwanted information that exceeds the limit.

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WEEK 3 Image Sampler

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To apply a grid pattern on a surface, it needs to be reparametized in order to fit into the new defined space. By using this method, any pattern can be applied to buildings easily.

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WEEK 3 Pattern on surface

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x = cos (x) - cos^3 (80x) y = sin (x) - sin^3 (80x)

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WEEK 4 Expression

x = cos (80x) - cos^3 (x) y = sin (x) - sin^3 (80x)

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Helix

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WEEK 4 Expression

The Butterfly

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WEEK 4 Sin Cos Wave

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Graph mapper = Bezier

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WEEK 5 Spider Web

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Graph mapper = Bezier

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Grap


Graph mapper = Conic

ph mapper = Gaussian

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Parabola

Parabola

Gaussian

Conic


WEEK 5 Magnetic Field

Bezier

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