Questions with Complete Solutions - Hamro CSIT

What is spatial-partitioning representation? Explain how it differs from boundary representation in terms of geometry storage and processing.

Not Answered No Subject Asked on 2082 Exam

For control points P0(0,0), P1(1,2), P2(3,3), and P3(4,0), calculate the Bezier curve point at u = 0.5. Also plot the rough curve shape.

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Explain the 3D viewing pipeline in computer graphics. Explain about how a 3D world coordinate system is transformed to a 2D screen.

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How is the transformation matrix computed when switching from one coordinate system to another? Illustrate with an example

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Define 2D rotation in computer graphics. Derive the rotation matrix and calculate the new coordinates of a point (2, 3) after a rotation of 45° about the origin.

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Explain the need for machine-independent graphics languages. How do such standards benefit application developers?

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Explain the Painter’s algorithm for visible surface detection. Explain the BSP tree method used for visible surface determination. How does it divide the space and organize objects in a scene?

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What is a polygon mesh? Describe its types. Construct a polygon table and edge table for a cube of side 2 units placed with one vertex at origin.

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Explain Bresenham’s line drawing algorithms. Compare it with DDA line algorithm. Draw a line from (2, 3) to (10, 8) by using Bresenham’s algorithm.

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solve the Poisson’s equation ∇²f = xy and f=2 on boundary by assuming square domain 0 ≤ x ≤ 3 and 0 ≤ y ≤ 3 and h=1.

Not Answered Numerical Method

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