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Commit Graph

8 Commits

Author SHA1 Message Date
Werner Almesberger
5f153ca4b8 atrf-path/atrf-path.c: initialize the receiver only once, not for each sweep
atrf-path -g ... 10 10 time:

before	2.08 s
after	1.92-1.93 s	(92-93%)

- atrf-path.c (set_channel, init_common): moved setting of the channel
  to separate function, for better granularity
- atrf-path.c (init_common, init_tx, init_rx, sample, do_sweep): the
  init_* functions no longer set the channel; use set_channel
- atrf-path.c (main): initialize the receiver only once
2011-04-13 11:55:04 -03:00
Werner Almesberger
436c9faed5 atrf-path: the GUI is now activated with -g; also changed arguments in GUI mode
- atrf-path.c (usage, main): new option -g to invoke the GUI
- atrf-path.c (usage, main): in GUI mode, the number of sweeps is optional
  (default: infinite)
- atrf-path.c (main), gui.h (gui), gui.c (gui): exit after the specified
  number of sweeps
2011-04-13 11:54:58 -03:00
Werner Almesberger
cee0296579 tools/atrf-path/gui.c (gui): added pulsating disc as progress/status indicator 2011-04-13 11:54:58 -03:00
Werner Almesberger
6efe37436f tools/atrf-path/gui.c: temporarily added code for sweep time measurements 2011-04-13 08:54:26 -03:00
Werner Almesberger
0a409103eb atrf-path: added basic graphical output
- gui.h, gui.c: plot sweep results with SDL_gfx
- Makefile: added target-specific variables for SDL and SDL_gfx
- atrf-path.c (main): invoke the GUI if the number of sweeps is zero
2011-04-12 22:52:39 -03:00
Werner Almesberger
6df648792a atrf-path: generalized sweep interface (for reuse)
- sweep.h (struct sweep ), atrf-path.c (sample, do_sweeps, main): pass
  sweep parameters via a struct
- sweep.h (do_sweep), atrf-path.c (do_sweep, do_sweeps): separated single
  sweep and made it public
- sweep.h (struct sample), atrf-path.c (sample, print_sweep, do_sweeps):
  made "sample" and do_sweep return the sample value/vector and moved
  output from "sample" to print_sweep
2011-04-12 22:35:46 -03:00
Werner Almesberger
b159e00316 atrf-path: added min/max values and corrected averaging algorithm
- atrf-path.c (rssi_to_dBm, sample): moved RSSI value to dBm conversion to
  separate function
- atrf-path.c (sample): corrected calculation of average
- atrf-path.c (sample): also output minimum and maximum value
- plot: new option -e to display extremal values
- plot: added comment to explain y range
2011-04-12 20:53:17 -03:00
Werner Almesberger
a2e0e1d807 tools: new utility atrf-path to measure path characteristics
- Makefile (DIRS): added atrf-path
- atrf-path/Makefile, atrf-path/atrf-path.c: new utility atrf-path to
  measure path characteristics (for now, TX-to-RX path attenuation)
- atrf-path/plot: visualize path loss measurements
2011-04-12 19:43:45 -03:00