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Intersection Test - Visible Surface Detection
Test: It called Intersection Test also: we go for intersection test, if Min-max test fails. Now we take each edge individually and notice if it is intersecting. For illustration, as in the figure 12 there for each edge of P1 the intersection of all edges of P2 that we determined.
What you mean by parallel projection? Parallel projection is one in which z coordinates is discarded and parallel lines from every vertex on the object are extended unless the
Cases of clip a line segment-pq Case 1: As we determine a new value of t E that is value of parameter t for any potentially entering (PE) point we select t max as: t max
Can you tell which main components (hardware and software) are needed for computer graphics? Besides the computer, some special devices and software may be needed especially fo
Output Primitives and Geometric Transformations You learnt how some basic geometric objects such as line segments, circles, ellipses and other curves are processed for plotting
A 2D geometric shape is rotated about a point with coordinates (1,2) by 90° in a clockwise direction. Then, the shape is scaled about the same point in the x-coordinate by 2 tim
Question: (a) After having worked for several years as a graphic designer you decide to start a company of your own; MediaDesign ltd. The most valuable asset of a company is i
composite transformation
Morphing - Key Frame Systems Transformation of object shapes from one form to the other is termed as morphing as short form of metamorphism. This method can be applied to any o
File Formats that are used for Vector Data This data can be saved in a wide variety of file formats are as: •EPS: the most well-accepted file format to exchange vector dra
Rotation about z-axis - Transformation for 3-d rotation Rotation about z-axis is explained by the xy-plane. Suppose a 3-D point P(x,y,z) be rotated to P'(x',y',z') along with
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