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Questions tagged [lighting]

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3
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0answers
34 views

How to obtain surface shading data from a 3D plot?

Suppose I have a graphical output like this: Is it possible to obtain the shading data (generated by lighting simulation) at each point on the surface with respect to the local co-ordinate chart of ...
3
votes
0answers
31 views

Occlusion of faces and edges with ViewMatrix

The code below should produce a red cube behind a green cube, in turn behind a blue cube. I intend the matrices tmat and pmat to ...
5
votes
1answer
66 views

Combining 3D graphics with different lighting conditions

I would like to create a 3D graphic of the bust of Beethoven with specified lighting position, as well as a small (colored) set of axes. I would like the axes to not be affected by the position of ...
2
votes
1answer
75 views

Weird lighting for spherical plot

Consider the following code : ...
2
votes
3answers
82 views

True neutral lighting in ParametricPlot3D

I would like to generate a sphere with uniform surface brightness: ...
10
votes
2answers
267 views

Simulate the appearance of a plane illuminated by a nearby point source

I'd like to simulate the appearance of a diffusely reflecting plane surface illuminated by a nearby point source. ...