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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 upon drawing distant points such are drawn over along with closer points which occupy the similar pixel.
4) Spends time when rendering polygons such are not visible.
5) Needs re-calculations while changing the scale.
examples and equation of reflection
QUESTION (a) In Automatic Contrast Adjustment briefly explain how to stretch an image to its full intensity (b) Write down a mathematical function of a Modified Automatic Con
Vecgen algorithm
De Casteljau Algorithm For computation of Bézier curves an iterative algorithm known as de Casteljau algorithm is used. The algorithm uses repeated linear interpolation.
Exceptional cases - Orthographic Projection 1) We have an Orthographic projection, if f=0, then cot (β) =0 that is β=90 0 . 2) β =cot-1 (1)=450 and this Oblique projec
If the spacing between the knot sequence is uniformly doubled, will the shape of the resulting B-spline curve change? Justify your answer.
Visible-Surface Detection For the generation of realistic graphics display you know that hidden surfaces and hidden lines should be identified for removing. For this reason we
Gourand shading and Phong shading a. Gourand shading OR Intensity interpolation scheme We will discuss such scheme in further section of Gourand shading OR Intensity in
Resolution Graphic demonstrations are utilized in presentations to assist convey a concept or express a mood, two kinds of demonstrations graphics are: Vector, and B
State the purpose of scan conversion , along with the side effects
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