diff options
| author | Keith Packard <keithp@keithp.com> | 2014-07-10 17:18:38 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2014-07-10 17:35:44 -0700 |
| commit | 013e9ccfbe76dc46e8c69ea314950bed83d9a39f (patch) | |
| tree | 5cc6ca1679f23e89074bd65457f74d8ce31aaf13 /src/kernel/ao_convert.c | |
| parent | 31ae24b5da3e198e7555ea3768d3cbdec3a28a5f (diff) | |
altos: Use 32-bits for flight state data (alt/speed/accel)
Stores 32-bits for all of the flight parameters. Uses 64-bit
intermediates for kalman computation.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/kernel/ao_convert.c')
| -rw-r--r-- | src/kernel/ao_convert.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/kernel/ao_convert.c b/src/kernel/ao_convert.c index aa9b5f48..db1f2301 100644 --- a/src/kernel/ao_convert.c +++ b/src/kernel/ao_convert.c @@ -19,14 +19,16 @@ #include "ao.h" #endif -static const int16_t altitude_table[] = { +#include <ao_sample.h> + +static const ao_v_t altitude_table[] = { #include "altitude.h" }; #define ALT_FRAC_SCALE (1 << ALT_FRAC_BITS) #define ALT_FRAC_MASK (ALT_FRAC_SCALE - 1) -int16_t +ao_v_t ao_pres_to_altitude(int16_t pres) __reentrant { uint8_t o; @@ -43,9 +45,9 @@ ao_pres_to_altitude(int16_t pres) __reentrant #if AO_NEED_ALTITUDE_TO_PRES int16_t -ao_altitude_to_pres(int16_t alt) __reentrant +ao_altitude_to_pres(ao_v_t alt) __reentrant { - int16_t span, sub_span; + ao_v_t span, sub_span; uint8_t l, h, m; int32_t pres; |