Draughting+Techniques+-+Session+4

=Putting Orthographic Drawings in Perspective...=

In perspective drawing, every set of parallel lines has its own vanishing point.

 * [[image:perspective_1.jpg width="195" height="195" align="center"]] || ====**[|ONE POINT PERSPECTIVE]** is the simplest form====

recede into the distance.
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 * [[image:2perpsective5vanishing.jpg width="307" height="232"]] || ====**[|In TWO POINT PERSPECTIVE]** we are viewing the====

t**he horizon line.**
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not be visible, but you need to draw a 'virtual' horizon to construct a picture in perspective....

 * [[image:2-pt-perspective_horizon_line.jpg width="553" height="418"]]

**[|Click here]** for a step-by-step guide for drawing a cube in two-point perspective.
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Hmm... bringing this all together for our saw horse:

 * [[image:DSC00170-1.JPG]]

The completed orthographic views
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 * [[image:DSC00168-1.JPG]]

Parallel verticals and horizontals used to project the different views
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 * [[image:DSC00178-1.JPG]]

scaled dimensions drawn in the orthographic views.
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Peter warned us it would be a challenge!

 * [[image:DSC00172.JPG width="341" height="249"]]

CAD software.
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line to draw the vertical plane-edges of the saw horse.
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 * [[image:DSC00181-1.JPG width="343" height="244"]]

progress below....
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below....
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 * [[image:P1280448.JPG width="341" height="256"]] || [[image:P1280425.JPG width="354" height="253"]] ||
 * [[image:P1280427.JPG width="340" height="266"]] || [[image:P1280429.JPG width="349" height="248"]] ||
 * ====[[image:P1280450.JPG width="338" height="231"]]====

Done!
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Done!
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 * [[image:P1280454.JPG width="335" height="245"]]

Now to add the lettering...
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