Packing half floats

OpenGL
1

Hi,
I want to use unpack_2halfs in my GLSL fragment program to save some memory. My problem is that I need to do the packing on the CPU. I have no idea how to pack 2 16-bit half floats into a single 32bit float.

How does nVidia represent 16-bit floats? Any ideas?

2

http://oss.sgi.com/projects/ogl-sample/registry/NV/half_float.txt

3

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