Rotate an object in openGL

Question

0.00/5 (No votes)

See more:

hi all,
i have a rectangle drawn with openGL. I want to rotate that rectangle based on mouse movement
i mean,when i move mouse on clockwise diretion, then the rectangle should move clockwise direction, and if i move the mouse on anticlockwise direction, then the rectangle should move on anticlockwise direction.
how can i do this in vc++

thank you in advance

Posted 9-Jul-12 20:35pm

Jijesh Balakrishnan

Add a Solution

1 solution

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Santhosh G_ · Accepted Answer · 2012-07-10T06:59:00

Solution 1

Find the nAngle based on movement in X or Y direction...

C#

glRotatef( nAngle, 0,0, 1 );
glRectf( -0.5, -0.5, 0.5, 0.5 );

Posted 10-Jul-12 6:59am

Santhosh G_

Comments

Jijesh Balakrishnan 11-Jul-12 0:20am

Thank you for your reply
but i have one doubt, how can i get the value for nAngle?