Randy Mackay
8b87849acd
Math: add wrap_PI
2013-06-01 18:21:29 +09:00
Randy Mackay
d81b7b507d
Math: add Leonard's fast tan function
2013-05-30 18:24:32 +09:00
Andrew Tridgell
5024da2695
AP_Math: fixed indent-tabs-mode
2013-05-30 09:51:51 +10:00
Randy Mackay
7c9d9b9800
AP_Math: use DEG_TO_RAD in longitude_scale
...
Also increased accuracy of RadiansToCentiDegrees although it is like the
compiler will throw away the extra digits anyway.
2013-05-05 14:31:24 +09:00
Andrew Tridgell
737f0305ef
AP_Math: implement vector2 cross product
...
useful in DCM for faster yaw correction
2013-05-05 13:47:51 +10:00
Andrew Tridgell
f4189e083b
AP_Math: added mulXY() for matrix3 and vector3
...
returns the XY components of the product
2013-05-05 13:47:23 +10:00
Andrew Tridgell
ba83950fc4
libraries: replace constrain() with constrain_float()
...
this makes the type much more obvious. Thanks to Tobias for the
suggestion.
2013-05-02 10:25:40 +10:00
Andrew Tridgell
e1f9297551
AP_Math: move print_latlon() to location.cpp
2013-04-20 13:52:36 +10:00
Andrew Tridgell
83dc7dbc92
AP_Math: handle NaN in constrain(), returning average
...
this makes it less likely a NaN will propogate
2013-04-15 14:28:51 +10:00
Andrew Tridgell
43c3c60de2
AP_Math: moved a lot of vector templates to cpp from .h
...
this reduces the code size quite a lot on AVR
2013-04-12 12:48:08 +10:00
Andrew Tridgell
78eb12a4ac
AP_Math: added RadiansToCentiDegrees and RADIUS_OF_EARTH
2013-04-12 12:48:08 +10:00
Andrew Tridgell
8b119934ea
AP_Math: fixed grammar error
2013-04-12 12:48:08 +10:00
Andrew Tridgell
2d29a6a7be
AP_Math: added Vector2f.angle()
...
useful for calculating the vector in polar coordinates
2013-04-12 12:48:08 +10:00
tobias
217b8d7a59
cleanup: use const for struct Location pointers and references
...
this allows the compiler to generate more efficient code
2013-04-09 12:10:32 +10:00
Andrew Tridgell
091b474a1d
AP_Math: added wrap_360_cd() and wrap_180_cd()
...
moved from per-vehicle code
2013-03-29 13:13:37 +11:00
Randy Mackay
7729ec950e
AP_Math: longitude_scale function made public
...
Added LATLON_TO_M and LATLON_TO_CM #defines
2013-01-27 23:21:39 +09:00
Randy Mackay
d2767b911c
AP_Math: switch get_distance_cm to return uint32_t
...
Includes changes required on ArduCopter and ArduPlane side as well
2013-01-26 17:04:12 +09:00
James Bielman
4fa7bb1486
Add AVR compatibility header for missing math.h definitions.
...
- Define float versions of math functions to the double versions
on AVR (eg. #define sinf sin).
- These macros appear to be missing in older versions of avr-libs.
- Include AP_Math.h rather than math.h to get these definitions.
2013-01-16 13:52:17 +11:00
James Bielman
5631f865b2
Update floating point calculations to use floats instead of doubles.
...
- Allows use of hardware floating point on the Cortex-M4.
- Added "f" suffix to floating point literals.
- Call floating point versions of stdlib math functions.
2013-01-16 13:52:01 +11:00
Andrew Tridgell
38062bbb6d
AP_Math: support some more rotation combinations
2013-01-13 17:32:48 +11:00
Andrew Tridgell
374af1cd14
build: change from Arduino.mk to apm.mk
2013-01-02 17:29:37 +11:00
Andrew Tridgell
eb74fddd9f
AP_Math: added global GRAVITY_MSS define
2013-01-02 14:45:08 +11:00
Andrew Tridgell
e7b915b0f4
AP_Math: fixed error comment
2012-12-22 12:52:42 +11:00
Andrew Tridgell
d8bed0c2aa
AP_Math: fixed get_distance() function
2012-12-20 14:53:23 +11:00
Andrew Tridgell
a072afa223
AP_Math: expand some macros into functions
...
this saves some flash
2012-12-20 14:52:38 +11:00
Andrew Tridgell
a1187519a8
AP_HAL: use AP_HAL_BOARD_DRIVER in remaining test sketches
2012-12-20 14:52:37 +11:00
Andrew Tridgell
a76688e630
Math: fixed example warnings
2012-12-20 14:52:36 +11:00
Pat Hickey
eb530b86e8
move Arduino.mk to /mk/Arduino.mk
2012-12-20 14:52:35 +11:00
Andrew Tridgell
7d27e420ae
AP_HAL: remove unnecessary Arduino.h includes
2012-12-20 14:52:30 +11:00
Pat Hickey
475da4eca4
CONFIG_HAL_BOARD - test sketches fixed up, build all passes
2012-12-20 14:51:37 +11:00
Pat Hickey
a4f1f6a5db
AP_Progmem: fix dependencies for all sketches touched by AP_HAL_AVR
2012-12-20 14:51:28 +11:00
Pat Hickey
7dbe198e5c
AP_Math: port to work on coreless arduino (AP_HAL)
2012-12-20 14:51:24 +11:00
Pat Hickey
3f1d9d7f69
AP_Param: #include <AP_Param.h> fixups for libraries & sketches
...
* I mostly went through with grep and added an #include <AP_Param.h> below
every #include <AP_Common.h>. Not all of these example sketches might
strictly need AP_Param.
2012-12-20 14:51:19 +11:00
rmackay9
56f88821e9
AP_AHRS: fix example sketch
...
AP_Airspeed: fix example sketch
AP_Baro: fix example sketch
AP_Declination: fix example sketch
AP_Math: fix example sketch
2012-11-08 00:08:18 +09:00
rmackay9
3fd07805a7
AP_Math: added rotation method accuracy test to example sketch
2012-11-04 13:05:37 +09:00
rmackay9
d6324b3964
AP_Math: fix compile errors example sketches
2012-11-04 11:55:59 +09:00
uncrustify
652b490345
uncrustify libraries/AP_Math/vector2.h
2012-08-21 19:03:34 -07:00
uncrustify
97994a4e3a
uncrustify libraries/AP_Math/AP_Math.h
2012-08-21 19:03:34 -07:00
uncrustify
7e19ae5868
uncrustify libraries/AP_Math/matrix3.h
2012-08-21 19:03:34 -07:00
uncrustify
9bb0b42f28
uncrustify libraries/AP_Math/rotations.h
2012-08-21 19:03:34 -07:00
uncrustify
57d4db2be4
uncrustify libraries/AP_Math/vector3.h
2012-08-21 19:03:34 -07:00
uncrustify
d50c606c97
uncrustify libraries/AP_Math/quaternion.h
2012-08-21 19:03:34 -07:00
uncrustify
9ccb38260d
uncrustify libraries/AP_Math/polygon.h
2012-08-21 19:03:34 -07:00
uncrustify
533860dd73
uncrustify libraries/AP_Math/AP_Math.cpp
2012-08-21 19:03:34 -07:00
uncrustify
b5bee9deff
uncrustify libraries/AP_Math/polygon.cpp
2012-08-21 19:03:34 -07:00
uncrustify
a208fbb2d9
uncrustify libraries/AP_Math/vector3.cpp
2012-08-21 19:03:34 -07:00
uncrustify
424baf3f29
uncrustify libraries/AP_Math/quaternion.cpp
2012-08-21 19:03:33 -07:00
uncrustify
d6e803fd3c
uncrustify libraries/AP_Math/matrix3.cpp
2012-08-21 19:03:33 -07:00
uncrustify
64eaadb332
uncrustify libraries/AP_Math/location.cpp
2012-08-21 19:03:33 -07:00
uncrustify
d0d401581f
uncrustify libraries/AP_Math/examples/location/location.pde
2012-08-21 19:03:33 -07:00
uncrustify
52dbb56bf0
uncrustify libraries/AP_Math/examples/rotations/rotations.pde
2012-08-21 19:03:33 -07:00
uncrustify
87c263fbb9
uncrustify libraries/AP_Math/examples/polygon/polygon.pde
2012-08-21 19:03:33 -07:00
uncrustify
86627c9a9d
uncrustify libraries/AP_Math/examples/eulers/eulers.pde
2012-08-21 19:03:33 -07:00
Andrew Tridgell
6300fa7399
math: more abs() fixes
...
abs() is 16 bit
2012-08-16 15:17:42 +10:00
Jason Short
a66e43aff1
Location Lib : Abs was overflowing causing bad comparison
2012-08-15 22:01:51 -07:00
Jason Short
ff38dadd00
Location Lib. Potential fix for bad angle and distance calcs.
...
last_lat changed to int32_t since it can be negative.
2012-08-15 21:36:55 -07:00
Andrew Tridgell
0ba57d05eb
AP_Math: added matrix column extraction functions
2012-08-11 22:06:02 +10:00
Andrew Tridgell
87fca1985f
AP_Math: added location_update() and location_offset() functions
...
these will be used by AHRS dead reckoning
2012-08-11 11:56:54 +10:00
Andrew Tridgell
2a7b298bbc
MAVLink: moved mavlink variables back to library
...
these were moved to the main sketches to allow for compile time
selection of MAVLink 0.9 vs 1.0. We no longer support 0.9, so we can
move it back, which simplifies some test sketches
2012-08-09 12:06:21 +10:00
Andrew Tridgell
8ae35cae1c
AP_Math: rename get_bearing() to get_bearing_cd() to make units obvious
2012-08-08 12:12:30 +10:00
Andrew Tridgell
a72f6acef6
AP_Math: added get_distance_cm() to return in centimeters
2012-07-11 07:49:05 +10:00
Andrew Tridgell
1cd8c54f21
AP_Math: cope with co-located waypoints in location_passed_point()
2012-07-04 14:24:04 +10:00
Andrew Tridgell
468dfe3faa
AP_Math: the windows arduino build is missing acosf()
2012-07-04 14:14:58 +10:00
Andrew Tridgell
0bdce404a5
AP_Math: add include of math.h
...
this is needed for location.cpp
2012-07-04 13:59:23 +10:00
Andrew Tridgell
dd200cba31
Math: added location functions to math library
...
these do common calculations on struct Location
2012-07-04 12:42:46 +10:00
Andrew Tridgell
fe865bc1dc
Math: added comment
2012-06-27 16:01:49 +10:00
Andrew Tridgell
c30b0d85a3
Math: moved more template functions to the .cpp files
...
save a bit more code space for larger functions
2012-06-27 16:01:49 +10:00
Andrew Tridgell
22ff8cb197
examples: fixed build of some examples with new AP_Declination code
2012-03-30 14:25:27 +11:00
Andrew Tridgell
a6d66dc45b
Math: added mul_transpose() operation
...
this is equivalent to multiplying by m.transposed(), but is more
efficient
2012-03-23 16:48:52 +11:00
Andrew Tridgell
fe55a76335
Math: moved matrix multiple operations to .cpp file
...
this means we only link this in once, rather than for every use of
matrix multiply, which saves us some flash space
We need to be careful not to put large pieces of code in template
headers, as if the operation is used a lot, it costs us a lot of code
space
2012-03-21 10:43:48 +11:00
Andrew Tridgell
17fbb8ea26
Math: fixed the build of the eulers test in SITL
2012-03-21 10:41:55 +11:00
Andrew Tridgell
17f7292fe9
Math: added a test for the rotate() method
2012-03-19 17:29:02 +11:00
Andrew Tridgell
c16b353ea7
Math: added rotate() method to Matrix3f
...
this is the core method used to update the DCM matrix with a gyro
vector. Moving it to AP_Math allows us to have a test for it
2012-03-19 17:29:02 +11:00
Andrew Tridgell
31e566475b
Math: added zero() and identity() methods to Matrix3f
2012-03-19 17:29:02 +11:00
Andrew Tridgell
d948a28e7c
Math: change signs in quaternion library
...
thanks to Justin for the suggestion
2012-03-19 17:29:02 +11:00
Andrew Tridgell
af9ce0cfc9
Math: allow eulers test to build with AP_Declination library
2012-03-19 17:29:02 +11:00
Andrew Tridgell
72a761170b
Math: fixed build of eulers test on SITL
2012-03-19 17:29:02 +11:00
Andrew Tridgell
58a68c89d9
Math: added a function to combine standard rotations
...
this will allow us to have an overall board rotation plus a per-sensor
rotation
2012-03-19 17:29:02 +11:00
Andrew Tridgell
0ec9857689
Math: any euler angle with pitch > 90 is invalid
...
both DCM and quaternion always return pitch in the range -90 to 90
2012-03-11 15:37:07 +11:00
Andrew Tridgell
4d3789d11c
AP_Math: update the test suite
2012-03-11 15:37:07 +11:00
Andrew Tridgell
4422486d44
AP_Math: made rotation matrices more C++
...
thanks to Adam for the suggestion
2012-03-11 15:37:07 +11:00
Andrew Tridgell
5c6368bad3
AP_Math: allow null pointers in Quaternion::to_euler()
...
this matches the Matrix3f method
2012-03-11 15:37:07 +11:00
Andrew Tridgell
9f0cb78f08
AP_Math: re-work quaternion functions to be more C++ like
...
thanks to Adam for the suggestion!
2012-03-11 15:37:07 +11:00
Andrew Tridgell
55aa43a70d
Math: added a test suite for the new rotation methods
2012-03-11 15:37:07 +11:00
Andrew Tridgell
289c64c0b9
Math: added vector3.rotate() and matrix3.rotation() methods
...
these operate on a "enum Rotation" which defines a set of standard
rotations. These are much faster than our previous method, plus use
less memory
2012-03-11 15:37:07 +11:00
Andrew Tridgell
a92fb67b70
AP_Math: expanded the math test suite
2012-03-10 10:34:31 +11:00
Andrew Tridgell
4d65cda0ea
AP_Math: added quaternion->matrix and earth frame routines
...
this will be used for 3d acceleration
2012-03-10 10:34:31 +11:00
Andrew Tridgell
8abbbe5713
AP_Math: better way of handling safe_sqrt()
...
better to test the result, than predict it
2012-03-10 10:34:31 +11:00
Andrew Tridgell
1ec4c0777c
Math: added comment on quaternion constructor
2012-03-10 10:34:30 +11:00
Andrew Tridgell
f5e6dc0757
Math: added is_inf() on vector3f
2012-03-10 10:34:30 +11:00
Andrew Tridgell
c7d5f06b21
AP_Math: added quaternion helper functions and a test suite
2012-03-10 10:34:30 +11:00
Andrew Tridgell
145fc91701
AP_Math: added a .zero() method to Vector3f
2012-03-10 10:34:28 +11:00
Andrew Tridgell
16ed8bc8f6
AP_Math: added rotmat <-> euler functions
...
these will make the dcm matrix manipulation easier to understand
2012-02-24 11:52:55 +11:00
Andrew Tridgell
17d16bc8c6
AP_Math: added safe_sqrt() function
...
this function will never return NAN. It will return zero for negative
numbers.
2012-02-24 11:52:55 +11:00
Andrew Tridgell
502fbf6e17
AP_Math: added a safe_asin() function
...
this adds range checking to asin()
2012-02-24 11:52:55 +11:00
Andrew Tridgell
17170da96e
AP_Math: added is_nan() methods to vector3f and matrix3f
2012-02-24 11:52:55 +11:00
Andrew Tridgell
882cd4ea83
AP_Param: moved AP_Vector3f and AP_Matrix3f declarations to AP_Math.h
...
this avoids us needing AP_Math.h in every utility sketch and example
2012-02-18 10:51:57 +11:00
Andrew Tridgell
11b8d56434
added comment in polygon code
2011-12-21 23:31:38 +11:00
Andrew Tridgell
e7568db237
fixed comment
2011-12-19 20:52:59 +11:00
Andrew Tridgell
6efa2e53cb
AP_Math: re-work polygon algorithm for perfect precision
...
using sign checking and 64 bit integer math only when needed results
in an algorithm that is just as fast as the floating point version,
but has perfect results for any representable lat/lng
2011-12-19 18:52:56 +11:00