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What are the different ways of specifying spline curve? Using a set of boundary conditions that are imposed on the spline. Using the state matrix that characteristics
Differentiate among interpolation spline and approximation spline? When the spline curve passes by all the control points then it is known as interpolate. When the curve is
What is rotation? A 2-D rotation is completed by repositioning the coordinates with a circular path, in the x-y plane by making an angle with the axes. The transformation is g
Types of Bitmap Images Bitmap images can include any number of colours but we distinguish among four main categories as: 1) Line-art: These are images that include
Disadvantages : 1) Doubles memory needs, one for at least z-buffer and one for refreshes- buffer. 2) Dependency of device and memory intensive. 3) Wasted calculation u
Categorization of Light resources - Point source This is the easiest model for a light emitter. Currently rays from source obey radically diverging ways from the source positi
What do you mean by parabolic splines? For parabolic splines a parabola is fitted by the first three points p1, p2,p3 of the data array of kot points. Then a second parabolic
Modelling and Rendering a surface Common practice in modelling and rendering a surface is to approximate it by a polygonal surface. By a polygonal surface we mean a surface whi
1. By using Digital Differential Analyzer algorithm draw line segments from point (1,1) to (9,7). Ans. We see that the usual equation of the line is specified by: y = mx+c
Disadvantages with the Boundary Representation (i) It requires more storage than the corresponding half-space method. (ii) There is no guarantee that the object created is v
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