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# Computer graphics assignment # 4

 Assignment No. 04 Semester: Fall 2012 CS602-Computer Graphics Total Marks: 20   Due Date: 23/01/2013 Objective   To build concepts concerning Lighting and shading and OpenGl programming in Computer Graphics.   Uploading instructions:   Please follow the instructions provided by University for assignment submission.   Your assignment must be in .doc format. Save your assignment with your ID (e.g. bc020200786.doc). No assignment will be accepted through email.   Rules for Marking:   It should be clear that your assignment will not get any credit if:   The assignment is submitted after due date. The submitted assignment does not open or file is corrupted. Your assignment is copied from internet, handouts or from any other student       (Strict disciplinary action will be taken in this case). Assignment Question No. 1                                                                                                                                           [5] Suppose a light ray traveling through the air intersects the surface of diamond at an angle of 50o degrees, Find at which angle this light ray will be refracted from the diamond’s surface?   Take, Refractive Index of Diamond, n diamond = 2.4 Refractive Index of Air,  n air  =  1                                                                                        Question No. 2                                                                                                                                           [15] Write down the code for drawing a triangle using OpenGL and glut library function in C. Your program should keep track of following things. Three sides of triangle should have different colors. Your name and VUID should be displayed on window title i.e.  Name (bc123456789) Window size should be (400,400)   Sample output of your program is as follows.       Note: Copy your code in MS Word (.doc) file along with question #1. You are required to send single MS Word file containing answer of both questions.   You can send email at cs602@vu.edu.pk for any assignment related problem.   Your work must be original. No marks will be given in case of cheating or copying from the internet, handouts or from any other student and strict action will be taken against that student. Deadline: Your assignment must be uploaded/submitted on or before January 23, 2013.

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### Replies to This Discussion

ans for question 1= 18.6

is it correct?

formula e bta den plz

18.614 is correct sny2ksa
second question kaha tak solve kia ap nai? sny2ksa bahi/bahin....... :)

Is semester main to rog k ilawa or kuch b nahi mila...

first question and second question kasy slove karna hain. book ka kon sa page number per hain.
first question ka answer kasy 18.6 aya hain. pettren bata dana

koi tu upload kar do sol

plaz plaz plaz plaz

Aj extended day hain

for first question solution.

see page 292..hand outs

topic, refraction

second question idea solution .

http://en.wikibooks.org/wiki/OpenGL_Programming/GLStart/Tut3

please sny2ksa ap help kar dain na pleeeeeeeeeeeeeeeeees

bro second question ka koie solution up load karo 1 ho geya hy

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