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3 Graphics

produces a surface with a face alpha value of 0.4. Alpha values range from 0

(completely transparent) to 1 (not transparent).

For More Information See “Transparency” in the MATLAB 3-D

Visualization documentation for details about using this feature.

Illumin

ating Surface Plots with Lig hts

Lighting is the technique of illuminating an object with a directional light

source. In certain cases, this technique can make subtle differences in

surfaceshapeeasiertosee. Lightingcanalsobeusedtoaddrealismto

three-dimensional graphs.

This example uses the same surface as the previous examples, but colors it

red and rem oves the mesh lines. A light object is then added to the left of the

“camera” (the camera is the location in space from where you are viewing

the surface):

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MATLAB POLYSPACE RELEASE NOTES Bedienungsanleitung Seite 122