Bollboarding with gluLookAt ?

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Started by Ak37 December 11, 2001 09:55 PM

1 comment, last by Ak37 22 years, 4 months ago

122

Author

December 11, 2001 09:55 PM

Most tutorials teach you to do billboarding by doing a negative rotation. But, if I use gluLookAt to transform the Matrix, how do I do billboarding (this includes particle system)

Help me with my Isometric OpenGL engine.

Lukerd

122

December 12, 2001 06:13 AM

Hi
Checkout this Billboarding tutorial.

There is also a section in the OpenGL Game Programming Book if you have it.

"To err is human, to really mess up requires a computer"

Edited by - Lukerd on December 12, 2001 7:14:23 AM

"To err is human, to really mess up requires a computer"

Ak37

122

Author

December 12, 2001 09:43 PM

Thanks... I''ve checked the site. So all I have to do is to reset the upper left of the ModelView Matrix then everyting will show up in it''s normal place. Thanks

Oh, can anyone tell me the diffrence of Spherical Billboarding and Cylindrical Billboarding ??

Help me with my Isometric OpenGL engine.