3D

Question 1
In perspective projection (from 3D to 2D), objects behind the centre of projection are projected upside down and backward onto the view-plane. This is known as _____.
A
Topological distortion
B
Vanishing point
C
View confusion
D
Perspective foreshortening
Computer-Graphics3DUGC NET CS 2016 Aug- paper-3
Question 2
Concerning phong shading and gouraud shading in a 3D scene, which of the following statements are true? (A) Gouraud shading requires more computation than phong shading (B) Gouraud shading linearly interpolates the color of an interior pixel from the color at the vertices. (C) Phong shading interpolates over the normal vectors specified at the vertices. Choose the correct answer from the options given below:
A
(A) and (B) only
B
(A) and (C) only
C
(B) and (C) only
D
(A), (B) and (C)
Computer-Graphics3DUGC NET JRF November 2020 Paper-2
There are 2 questions to complete.

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