point-sprites

Is it possible to use OpenGL point sprites to simulate billboard sprites?

I was trying to set point sprites in OpenGL to change size with distance just as a billboarded sprite would, but I can't get the values in GL_POINT_DISTANCE_ATTENUATION_ARB to do anything useful. Is there a correlation of values to this that would match a given projection? Is what I'm trying to do even possible? Render code being used: ...

Using point sprites with direct x. what steps need to be taken?

This is still an outstanding issue. I am trying to get a point sprites system workign render a sun in my world. I noticed another user asking a similar question (with the same code, presumably from my class :) ) but they were not able to complete this. My current code for this is as follows: float fPointSize = 10.0f,fPointScaleB =...