Define the following terms: Frame buffer, Resolution, Aspect ratio, Pixel and Display device.

Differentiate between Raster Graphics and Vector Graphics.

How Keyboard and Mouse interaction is done in OpenGL?

Derive the expression for decision parameter of Bresenham’s Circle Drawing Algorithm.

Explain DDA Line Drawing Algorithm with an example.

Plot 6 points of circle using Bresenhams Circle Drawing Algorithm when radius of circle is 10 units. The circle has centre (50,50).

Define Polygon? Explain Convex and Concave Polygon with figure.

Explain winding number Method of inside test with example.

Write the Psudocode for Cohen-Sutherland line clipping algorithm.

Explain Scan line fill algorithm with suitable example.

Write a Psuedocode for Polygon clipping Algorithm.

Explain even-odd method to determine polygon interior points.

Define the term aspect ratio, write the different applications of computer graphics.

Write short note on Plasma and LED display device.

Define the terms: color depth, scan conversion, refresh rate, pixel.

Write short note on CRT.

Describe OpenGL architecture with block diagram in detail.

Explain DDA line drawing Algorithm.

Explain what is meant by the term “OpenGL display callback function.

Explain Bresenham’s Line drawing algorithm in detail.

Explain with an example scan line fill Algorithm.

Let ABCD be the rectangular window with A(20,20), B(90,20), C(90,70) and D(20,70). Find region codes for endpoints and use the Cohen-Sutherland algorithm to clip the lines: Q1 Q2 with Q1 (10,10), Q2 (70,60)

Write and explain with example Cohen Sutherland Clipping algorithm.

Clip the line PQ having coordinates P(4,1) and (6,4) against the clip window having vertices A (3,2), B(7,2), C (7,6), D(3,6).Use Cohen-Sutherland algorithm.

Explain the following terms : i) Persistence ii) Resolution iii) Aspect ratio iv) Pixel v) Refresh Buffer

Discuss the significance of OpenGL Pipeline and OpenGL Libraries

Derive the expression for Decision Parameter used in Bresenhams line drawing algorithm.

Discuss any five applications of Computer Graphics

Differentiate between Raster scan and Random scan

Using DDA algorithm compute the pixels that would be turned on for line with end points (0, 0) to (4, 6).

Explain Winding number method to perform the inside out test for a given point with example.

Comment on the advantages of using 8 connected method while using Seed Fill algorithm over 4 connected method with suitable example.

Explain Weiler Atherton Polygon Clipping Algorithm.

Compare Flood fill and Boundary fill algorithm.

Consider the Clip window with vertices a A(1,2), B(10, 2), C(10, 10), D(1, 10) and a line with end points as S(3, 1) and T(6, 4). Clip the line ST against the given window using Cohen Sutherland Algorithm.

Discuss the limitations of Cohen Sutherland algorithm? Explain the significance of Region Codes.

Consider a Square P(0, 0), Q(0, 10), R(10, 10), S(10, 0). Illustrate Rotation of the Square anticlockwise about fixed point R(10, 10) by an angle of 45 deg.

What are the types of projection and write in brief about Perspective projection?

Write transformation matrix for i) 2-D Rotation clockwise direction ii) 2-D Scaling iii) 2-D translation iv) 2-D reflection wrt X-axis v) 3-D rotation about Y-axis

Explain Parallel and Perspective projections.

Given a triangle A(1,1), B(3,1), C(2,2). Perform SCALING as follows : i) Sx = 2, Sy = 2 ii) Sx = 2, Sy = 4 Obtain the new coordinates of A, B, C.

Explain rotation about arbitrary point in 2D Transformations.

Write a short note on i) HSV color model ii) Properties of light

Explain specular reflection. Discuss its advantages.

Explain Back-face Removal algorithm.

Explain the CIE chromaticity diagram.

Explain Halftone method for shading.

Explain Painter’s algorithm.

Write a short note on snowflakes fractals seen in real life.

What are fractals? Explain Triadic Koch in detail.

Explain Interpolation and approximation in curves.

Explain B-Spline Curve.

Explain the Bezier curve. List its properties.

Explain Hilbert’s curve with an example.

Explain the structure of a segment table with example.

Explain i) Design of animation sequence ii) Key Frames

Discuss NVIDIA as a gaming platform in detail.

Write short note on Motion Specifications.

Explain architecture of i860.

Explain algorithm for Deletion of Segment.

Differentiate between Parallel projection and Perspective Projection

What is transformation and write transformation matrix for : i) 2-D reflection with respect to line Y=X ii) 3-D rotation about Y-axis.

A triangle is defined by 2 4 4 2 2 4 Find transformed coordinates after the following transformation i) 90° rotation about the origin. ii) Reflection about line X = Y

What are the types of projection and write in brief about each type of projections

Derive 3D transformation matrix for rotation about a principal axis.

Perform 45° rotation of a triangle A(0, 0), B(1, 1) and C(5, 2). Find transformed coordinates after rotation, (i) About origin, (ii) About P(–. 1, 1).

Write short note on Warnock’s Algorithm

Explain Halftone shading

Compare Gauraud shading and Phong Shading

Explain Backface Detection and removal.

Explain and compare point source and diffuse illumination.

Explain the following terms with examples: i) Color gamut ii) Specular Reflection iii) Diffuse reflection

Explain, the Bezier curve. List its properties.

Explain Blending function for B-spline curve

What are fractals? Explain Triadic Koch in detail

Write a short note on interpolation and approximation

Explain Hilbert’s curve with an example.

With suitable example write short note on the fractal line

Explain deletion of segment with suitable example

Define Morphing and write the applications of Morphing

Explain renaming of a segment with suitable example

Write a short note on motion specification methods based on i) Geometric and kinematics information. ii) Specification methods based on physical information

Write any three important features of NVIDIA gaming platform

Explain architecture of 1860

Illustrate three types of Orthographic projections with suitable diagram.

Represent the matrices used for following 3D transformations - Translation, Scaling, Shearing.

Why homogeneous coordinates are used in 2D transformations. Illustrate 2D rotation about an arbitrary point with diagram.

Given a triangle with coordinates P (0, 0), Q (1, 0) and R(1, 1). Apply shear parameter 3 along Y axis and find out the new coordinates of the object. Draw the diagram.

Illustrate three types of perspective projections with neat diagrams.

In 3-D transformations, illustrate 3D object rotation about an arbitrary axis.

Define the following terms with example: i) RGB Colour Model ii) Diffuse reflection iii) Specular reflection

Compare Halftone shading, Gauraud shading & Phong shading.

Illustrate “Area Subdivision Warnock algorithm” with suitable example.

Compare RGB, HSV & CMY colour models.

Illustrate the Z-buffer algorithm in detail with diagram.

How is back face detection and removal possible? Illustrate using algorithm.

List various methods for drawing curved lines. Write short note on Bezier curve.

Define fractal and give any two examples of fractal.

Compare Bezier and B-spline curves.

State the properties of Bezier curve. Derive blending function of Bezier curve.

How is Koch curve generated recursively? Elaborate the fractal dimension used in Koch curve.

In curve drawing, define the terms control points, order of continuity, blending function for cubic polynomial.

State the applications of Computer Graphics in Gaming Industry, what is morphing.

State twelve animation principles that are applied while creation of sequences in Animation.

Illustrate how segments in the display file are created, renamed, and deleted.

Explain renaming of a segment with suitable example.

Write any three important features of NVIDIA gaming platform.

Write a short note on motion specification methods based on: i) Geometric and kinematics information. ii) Specification methods based on physical information.

Differentiate between Orthographic Projection and Isometric Projection.

What is transformation and wirte transformation matrix for : i) 3D translation using homogenous coordinate system ii) 3-D rotation about X-axis.

Consider the square A (1, 0), B(0, 0), C(0, 1), D (1, 1). Rotate the square ABCD by 45º anticlockwise about point A (1,0)

What are the types of projection and write in brief about each type of projections.

Derive 3D transformation matrix for rotation about a principal axis.

A triangle is defined by 2 4 4 2 2 4. Find transformed coordinates after the following transformation. i) 90º rotation about the origin. ii) Reflection about line X=Y

Whta is Backface? Explain Backface Detection and removal.

Explain and compare point source and diffuse illumination.

Compare RGB and HSV color model

Write short note on Painters Algorithm

Explain Halftone shading

Explain the following terms with examples. i) Colour gamut ii) Specular Reflection iii) Diffuse reflection

Write a short note on interpolation and approximation.

Explain Blending function for B-spline curve.

What are fractals? Explain Triadic Koch in detail.

Explain the Bezier curve. Enlist its properties.

Draw and explain Hilbert’s curve with an example

With suitable example write short note on the fractal lines.

Explain deletion of segment with suitable example.

What is Morphing and write the applications of Morphing.

Draw block diagram of NVIDIA workstation and explain it in brief.

Write a short note on motion specification method based on. i) Geometric and kinematics information. ii) Animation languages

Write any three important features of NVIDIA gaming platform

Explain renaming of a segment with suitable example.

Find transformation of a triangle A(1, 0) B(0, 1) C(1, 1) by performing translation by one unit in x and y directions and then rotating 45° about the origin.

What are the types of Projection and write in brief about any one type of projection.

Write transformation matrix for (i) 2-D Rotation clockwise direction (ii) 2-D Scaling (iii) 2-D translation (iv) 2-D reflection about X-axis.

Explain Perspective projections with example.

Given a circle C with radius 5 and center coordinates (1, 4). Apply the translation with distance 5 towards X axis and 1 towards Y axis. Obtain the new coordinates of C without changing its radius.

Given a line segment with starting point as (0, 0) and ending point as (4, 4). Apply 30 degree rotation anticlockwise direction on the line segment and find out the new coordinates of the line.

Write a short note on : i) CMY color model ii) Properties of light

Explain Back-face Removal algorithm.

Explain ambient light and diffuse reflection with examples.

Explain the CIE chromaticity diagram.

Explain Painter’s algorithm.

Explain Gouraud Shading method.

What are various applications of Fractals?

Explain Hilbert’s curve with an example.

Write a short note on Interpolation.

Explain B-spline curve.

Explain the Bezier curve. List its properties.

What are fractals? Explain Triadic Koch in detail.

Compare Conventional and Computer based Animation.

Discuss NVIDIA as a gaming platform in detail.

Explain the structure of a segment table with example.

Write short note on Motion Specifications.

Explain architecture of i860.

Explain creation and renaming of segment.