Introduction to OpenGL Prof. Dr.-Ing. Lars Linsen - Faculty.jacobs ...
Introduction to OpenGL Prof. Dr.-Ing. Lars Linsen - Faculty.jacobs ...
Introduction to OpenGL Prof. Dr.-Ing. Lars Linsen - Faculty.jacobs ...
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Jacobs University<br />
Viewing transformations<br />
• Position the camera/eye in the scene<br />
– place the tripod down; aim camera<br />
• To “fly through” a scene<br />
– change viewing transformation and<br />
redraw scene<br />
gluLookAt( eye x , eye y , eye z ,<br />
aim x , aim y , aim z ,<br />
up x , up y , up z )<br />
– up vec<strong>to</strong>r determines unique orientation<br />
– careful of degenerate positions<br />
Visualization and Computer Graphics Lab<br />
320621: Advanced Visualization Lab 44<br />
tripod