Illustrate the term Octrees
Illustrate the term Octrees? And how are they used?
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Hierarchical tree structures are termed as octrees, are used to symbolize solid objects in certain graphics systems. Medical imaging and other applications which need displays of object cross sections generally use octree symbolization.
Write down some of the merits and demerits of z-buffer or depth buffer.
What is meant by the term scaling?
What is the merits of introducing the matrix form of translation?
What is computer graphics realism?
What is cubic spline?
Describe the general 3-dimensional rotations in computer graphics?
What is raster scan? Describe briefly?
Explain briefly De Casteljeau algorithm.
Briefly describe the term shearing?
Explain the color CRT monitors? Also describe the two techniques which CRT uses?
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