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Define B-Spline curve?
A B-Spline curve is a set of piecewise (usually cubic) polynomial segments that pass close to a set of control points. Though the curve does not pass by these control points, it only passes close to them.
Advantages of the Boundary Representation (i) This format gives efficient picture generation and easy access to other geometric information. (ii) The changes produced by mos
De Casteljeau algorithm: The control points P 0 , P 1 , P 2 and P 3 are combined with line segments termed as 'control polygon', even if they are not actually a polygon although
I need different convincing virtual environments (2D and 3D) that alter size perception. In particular, for 2D environment or background, when any object is augmented with the 2D e
what is vecgen algorithm and bresenham linequestion..
Algorithm (scan-line): For each scan line perform from step (1) to (3). 1) For all pixels on a scan-line, arrange depth [x]=1.0 i.e. max value and Intensity [x] = background
describe z-buffer algorithm removing hidden surface
Animated GIF: For combining various GIF images in a particular file to create animation, GIF file format is used. There are several drawbacks to such functionality. The form
Sprite animation interactive, may be non rectangular (Computer games) In its simplest form it is a 2-D graphic object which moves across the display. Sprites frequently can hav
Presentation Graphics The instant you are going to represent yourself or your product or company or research paper and so on. Only standing and speaking is fairly ineffective.
An 8x8 image f[i,j] has gray levels given by the following equation: f [i , j]= ? i-j ? ; i,j=0,1,2,3,4,5,6,7. a. Calculate the gray level value for all the pixels in the 8x8
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