Re: opengl and images

[Michael D. Godfrey]

On 10/05/2009 01:21 AM, Shai Ayal wrote:
> This is very strange, since using plot3 we explicitly asked the line
> to be displayed above the z-plane.
> This could stem from one of two reasons:
> 1. Driver bug
> 2. OpenGL spec alloows for images to be drawn after all other primitives?
>
> I will look into the OpenGL spec later (have to do my real job now...)
>
> Shai
>    
It is known that OpenGL has various errors depending on
drivers, etc.  Here is what you get if you type opengl('info')
in  M:
>> opengl('info')

Version         = 1.4 (2.1.2 NVIDIA 185.18.36)
Vendor          = NVIDIA Corporation
Renderer        = GeForce 6200 TurboCache(TM)/PCI/SSE2
MaxTextureSize  = 4096
Visual          = 0x21 (TrueColor, depth 24, RGB mask 0xff0000 0xff00 
0x00ff)
Software        = false
# of Extensions = 79

Driver Bug Workarounds:
OpenGLBitmapZbufferBug    = 0
OpenGLWobbleTesselatorBug = 0
OpenGLLineSmoothingBug    = 0
OpenGLClippedImageBug     = 1
OpenGLEraseModeBug        = 0