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Lines, Curves and Surfaces in 3D

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Intersection of a L<strong>in</strong>e <strong>and</strong> Plane<br />

P (x, y)<br />

CM0268<br />

MATLAB<br />

DSP<br />

GRAPHICS<br />

528<br />

If the plane is <strong>in</strong> implicit form ax + by + cz + d = 0 <strong>and</strong> l<strong>in</strong>e is <strong>in</strong><br />

parametric form:<br />

x = x 0 + ft<br />

y = y 0 + gt<br />

z = z 0 + ht<br />

The the po<strong>in</strong>t, P (x, y), where the is given by parameter, t:<br />

t = −(ax 0 + by 0 + cz 0 + d)<br />

af + bg + ch<br />

1<br />

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