Besides translating a point, it is also important in computer graphics to be able to rotate a
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Besides translating a point, it is also important in computer graphics to be able to rotate a point. This is achieved by multiplying a point’s column matrix by an appropriate rotation matrix R to form the matrix product RX. For example, to rotate a point 60°, the rotation matrix is
(a) Write the coordinates of the point (6, 4) after it has been rotated 60°.
(b) Find and interpret R−1.
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Related Book For
Precalculus Concepts Through Functions A Unit Circle Approach To Trigonometry
ISBN: 9780137945139
5th Edition
Authors: Michael Sullivan
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