Open GL errors after install of gr-fosphor

[aneitzel (André)]

After a successful instal and launch of the normal osmosdr_fft when attempting to launch with the gr-fosphor graphics acceleration I receive errors and the python app window appears without FFT and will closing. In Terminal i see this error:

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imac:~ admin$ osmocom_fft -F
Mac OS; Clang version 7.0.2 (clang-700.1.81); Boost_105900; UHD_003.009.001-MacPorts-Release

gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.8.1
built-in source types: file fcd rtl rtl_tcp uhd hackrf bladerf rfspace airspy 
Number of USB devices: 7
USB device 1d50:6089: 000000000000000014d463dc2f391ee1 match
Using HackRF One with firmware 2015.07.2 
[!] gl_cmap shader compile log :
ERROR: 0:32: '' :  version '130' is not supported

[!] gl_cmap shader compilation failed (cmap_simple.glsl)
[w] Color map shader 'simple' failed to load, will use fallback
[!] gl_cmap shader compile log :
ERROR: 0:32: '' :  version '130' is not supported

[!] gl_cmap shader compilation failed (cmap_bicubic.glsl)
[w] Color map shader 'bicubic' failed to load, will use fallback
[+] Selected device: GeForce GTX 780M
Segmentation fault: 11
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I use a imac i7 3,4Ghz with 32GB RAM and 4GB Nvidia GTX 780. OS = El Captain. Osmocom-fft and other HackRF stuff running fine. Any hints? I thougt my imac should capable of OpenGL flawless...

[mf2k (Frank Schima)]

In the future, please use WikiFormatting and Cc the port maintainers (port info --maintainers gr-fosphor), if any.

Note that a "request" ticket type is only for requesting a new port and the Milestone field is for use by Macports team members only, please do not set it.