Paul,
You may want to look into the gluUnProject(...) function.
Aaron
At 04:29 PM 11/4/2004, you wrote:
Thanks, that makes a lot more sense to me now.
I'll see what I can glean from the PPE code.
On Thursday, 4 November 2004 23:06, Norman Vine wrote:
RE: [Flightgear-devel] Screen
On Friday, 5 November 2004 15:16, Aaron Wilson wrote:
Paul,
You may want to look into the
gluUnProject(...) function.
Aaron
Thanks Aaron.
I have it all working nicely with glReadPixels and
gluUnProject.
Not sure exactly how the Z cursor component is
determined but it seems to work
On Thursday, 4 November 2004 22:02, Aaron Wilson
wrote:
Paul,
NeHe has a good example of how to convert
the screen coordinates
into OpenGL coordinates.
http://nehe.gamedev.net/data/articles/article.asp?article=13
Aaron
I found that article very helpful.
The part I don't understand
Paul Surgeon writes:
On Thursday, 4 November 2004 22:02, Aaron Wilson
wrote:
Paul,
NeHe has a good example of how to convert
the screen coordinates
into OpenGL coordinates.
http://nehe.gamedev.net/data/articles/article.asp?article=13
Aaron
I found that article very
Thanks, that makes a lot more sense to me now.
I'll see what I can glean from the PPE code.
On Thursday, 4 November 2004 23:06, Norman Vine wrote:
RE: [Flightgear-devel] Screen to cartesian co-ords?
If you have enabled DepthBuffer operations in OpenGL
the rasterizing process keeps track