Making a 2D Scrolling Background

Graphics and GPU Programming Programming

Started by ANDROSS July 26, 2007 09:41 AM

3 comments, last by ANDROSS 16 years, 8 months ago

122

Author

July 26, 2007 09:41 AM

I'm making a 2D space shooter and I want to make a scrolling background. I have set the Orthographics view, and all the stuff but i don't know how to make a scrolling background! Please help!

Lord_Evil

682

July 26, 2007 09:46 AM

You could draw a fullscreen quad without depth writes and use a texture matrix to scroll the texture over the quad.

If I was helpful, feel free to rate me up ;)If I wasn't and you feel to rate me down, please let me know why!

ANDROSS

122

Author

July 26, 2007 11:17 AM

How to use texture matrix to scroll a texture??? (I'm really new to texture matrix).

Lord_Evil

682

July 26, 2007 12:00 PM

Set the texture matrix mode and call glTranslate. Then set matrix mode back to model view.

If I was helpful, feel free to rate me up ;)If I wasn't and you feel to rate me down, please let me know why!

ANDROSS

122

Author

July 26, 2007 02:13 PM

Tnx man!

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