Rendering Research
Our main task following week 2 was to research various rendering techniques, testing them on our drawings, and deciding which style we wanted to use for our final presentation.
First I tried watercolour and coloured pencils with the background. I only sketched the building, as that wasn't my focus here.
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| Water colour then pencil | 
The first attempt was to apply a very light and watered-out watercolour, trying to gradient it, and then applying a cross hatching on top radiating from the building. The cross hatching style is by Renzo Piano and I came across in my research, founding it quite light yet effective in representing the sky.
 
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Close-up of water colour  and pencil rendering | 
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| Rendering by Renzo Piano | 
Next I tried applying the watercolour after the pencil hatching, to see if there was a different effect. I noticed with my first version that if the brush is slightly dry the individual bristles draw lines instead of giving one thick layer of watercolour. I tried to replicate that in this attempt however it didn't work to the same delicacy.
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| Pencil then watercolour | 
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Colour pencil rendering on  the west elevation | 
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| Grass detail | 
The grass was done in the same style as the sky in the first watercolour/pencil render, and I believe it looks better; even though its more dense and the texture isn't as obvious, its more even.
I was still unsure about whether or not I like colour in the background, so I tried it on the west elevation in a different line-style. From these three drawings, I would prefer the sky from the first render, the grass from the second and the path from the third render.
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| Ink render | 
Focusing more on the building, I decided to experiment with ink as I felt that due to the houses already neutral facade I could just accentuate existing features, rather than introducing colour. Following this attempt, I was convinced that I prefer black and white rendering, however ink was too sharp and austere for a building that blends together so well.
To achieve a softer effect I tried using charcoal, used on smooth paper so that the lines were softer and also so that the charcoal wouldn't fracture where it was drawing from any rough paper. I used the southern elevation as it allowed for more room for experimentation. My main concern was representing the steel in a way I liked, and so this was my focus for my first drawing.
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| Many light lines | 
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| Solid lines | 
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| Only solid near the edges | 
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| Mixture | 
While working on these experimentations, I accidentally smudged a previous part with my hand while drawing the next one along. As a result I had achieved a light gradient line, thicker at the edges and thinning out where there was less charcoal. From this I attempted my next elevation. Not happy with the clearly fake shadow I had drawn, I also decided to exclude that from this attempt and focus on developing a better grass pattern. The comparative result is as follows:
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| Charcoal rendering development | 
This result was what I wanted to achieve. The lines on the building weren't too attention-drawing and the grass was dense enough, and not too straight or unclear. The grass effect was achieved using the side of a short piece of charcoal being drawn in curves at different angles. The steel, by drawing heavy lines at the poles/joints and then smudging (with a finger) these lines towards the centre (trying to keep the lines straight so that both sides would join in the middle).
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| Close-up of charcoal smudging | 
I continued my rendering work by working on the western elevation, drawing from my acquired. The western elevation also allowed me to include a road, and personally was a favourite elevation as it showed the beautiful roof and door designs by Murcutt.
After this final render I concluded that I had achieved the style I had been striving for, from a mixture of research and experimentation.
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| Final rendering result | 
 
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