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author | Andrew Tridgell <tridge@samba.org> | 2014-07-03 14:02:28 +1000 |
---|---|---|
committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-08 11:46:47 +0200 |
commit | c681d6621d8e4b29c3be8d8b94bf765b42f10e49 (patch) | |
tree | 527a838829480dfc759065659efe8d93cfcd1b9e /src/drivers/mpu6000/mpu6000.cpp | |
parent | f56724f7dff1f6d1167f4fd61015ffe24a64c8c9 (diff) | |
download | px4-firmware-c681d6621d8e4b29c3be8d8b94bf765b42f10e49.tar.gz px4-firmware-c681d6621d8e4b29c3be8d8b94bf765b42f10e49.tar.bz2 px4-firmware-c681d6621d8e4b29c3be8d8b94bf765b42f10e49.zip |
mpu6000: added -R rotation option
Diffstat (limited to 'src/drivers/mpu6000/mpu6000.cpp')
-rw-r--r-- | src/drivers/mpu6000/mpu6000.cpp | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/src/drivers/mpu6000/mpu6000.cpp b/src/drivers/mpu6000/mpu6000.cpp index 7f9e9fde4..f6e00feee 100644 --- a/src/drivers/mpu6000/mpu6000.cpp +++ b/src/drivers/mpu6000/mpu6000.cpp @@ -72,6 +72,7 @@ #include <drivers/drv_accel.h> #include <drivers/drv_gyro.h> #include <mathlib/math/filter/LowPassFilter2p.hpp> +#include <lib/conversion/rotation.h> #define DIR_READ 0x80 #define DIR_WRITE 0x00 @@ -180,7 +181,7 @@ class MPU6000_gyro; class MPU6000 : public device::SPI { public: - MPU6000(int bus, const char *path_accel, const char *path_gyro, spi_dev_e device); + MPU6000(int bus, const char *path_accel, const char *path_gyro, spi_dev_e device, enum Rotation rotation); virtual ~MPU6000(); virtual int init(); @@ -235,6 +236,8 @@ private: math::LowPassFilter2p _gyro_filter_y; math::LowPassFilter2p _gyro_filter_z; + enum Rotation _rotation; + /** * Start automatic measurement. */ @@ -371,7 +374,7 @@ private: /** driver 'main' command */ extern "C" { __EXPORT int mpu6000_main(int argc, char *argv[]); } -MPU6000::MPU6000(int bus, const char *path_accel, const char *path_gyro, spi_dev_e device) : +MPU6000::MPU6000(int bus, const char *path_accel, const char *path_gyro, spi_dev_e device, enum Rotation rotation) : SPI("MPU6000", path_accel, bus, device, SPIDEV_MODE3, MPU6000_LOW_BUS_SPEED), _gyro(new MPU6000_gyro(this, path_gyro)), _product(0), @@ -394,7 +397,8 @@ MPU6000::MPU6000(int bus, const char *path_accel, const char *path_gyro, spi_dev _accel_filter_z(MPU6000_ACCEL_DEFAULT_RATE, MPU6000_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _gyro_filter_x(MPU6000_GYRO_DEFAULT_RATE, MPU6000_GYRO_DEFAULT_DRIVER_FILTER_FREQ), _gyro_filter_y(MPU6000_GYRO_DEFAULT_RATE, MPU6000_GYRO_DEFAULT_DRIVER_FILTER_FREQ), - _gyro_filter_z(MPU6000_GYRO_DEFAULT_RATE, MPU6000_GYRO_DEFAULT_DRIVER_FILTER_FREQ) + _gyro_filter_z(MPU6000_GYRO_DEFAULT_RATE, MPU6000_GYRO_DEFAULT_DRIVER_FILTER_FREQ), + _rotation(rotation) { // disable debug() calls _debug_enabled = false; @@ -1304,6 +1308,9 @@ MPU6000::measure() arb.y = _accel_filter_y.apply(y_in_new); arb.z = _accel_filter_z.apply(z_in_new); + // apply user specified rotation + rotate_3f(_rotation, arb.x, arb.y, arb.z); + arb.scaling = _accel_range_scale; arb.range_m_s2 = _accel_range_m_s2; @@ -1322,6 +1329,9 @@ MPU6000::measure() grb.y = _gyro_filter_y.apply(y_gyro_in_new); grb.z = _gyro_filter_z.apply(z_gyro_in_new); + // apply user specified rotation + rotate_3f(_rotation, grb.x, grb.y, grb.z); + grb.scaling = _gyro_range_scale; grb.range_rad_s = _gyro_range_rad_s; @@ -1419,7 +1429,7 @@ namespace mpu6000 MPU6000 *g_dev_int; // on internal bus MPU6000 *g_dev_ext; // on external bus -void start(bool); +void start(bool, enum Rotation); void test(bool); void reset(bool); void info(bool); @@ -1428,7 +1438,7 @@ void info(bool); * Start the driver. */ void -start(bool external_bus) +start(bool external_bus, enum Rotation rotation) { int fd; MPU6000 **g_dev_ptr = external_bus?&g_dev_int:&g_dev_ext; @@ -1442,12 +1452,12 @@ start(bool external_bus) /* create the driver */ if (external_bus) { #ifdef PX4_SPI_BUS_EXT - *g_dev_ptr = new MPU6000(PX4_SPI_BUS_EXT, path_accel, path_gyro, (spi_dev_e)PX4_SPIDEV_EXT_MPU); + *g_dev_ptr = new MPU6000(PX4_SPI_BUS_EXT, path_accel, path_gyro, (spi_dev_e)PX4_SPIDEV_EXT_MPU, rotation); #else errx(0, "External SPI not available"); #endif } else { - *g_dev_ptr = new MPU6000(PX4_SPI_BUS_SENSORS, path_accel, path_gyro, (spi_dev_e)PX4_SPIDEV_MPU); + *g_dev_ptr = new MPU6000(PX4_SPI_BUS_SENSORS, path_accel, path_gyro, (spi_dev_e)PX4_SPIDEV_MPU, rotation); } if (*g_dev_ptr == nullptr) @@ -1610,13 +1620,17 @@ mpu6000_main(int argc, char *argv[]) { bool external_bus = false; int ch; + enum Rotation rotation = ROTATION_NONE; /* jump over start/off/etc and look at options first */ - while ((ch = getopt(argc, argv, "X")) != EOF) { + while ((ch = getopt(argc, argv, "XR:")) != EOF) { switch (ch) { case 'X': external_bus = true; break; + case 'R': + rotation = (enum Rotation)atoi(optarg); + break; default: mpu6000_usage(); exit(0); @@ -1630,7 +1644,7 @@ mpu6000_main(int argc, char *argv[]) */ if (!strcmp(verb, "start")) - mpu6000::start(external_bus); + mpu6000::start(external_bus, rotation); /* * Test the driver/device. |