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Diffstat (limited to 'src/lib/conversion/rotation.cpp')
-rw-r--r-- | src/lib/conversion/rotation.cpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/lib/conversion/rotation.cpp b/src/lib/conversion/rotation.cpp new file mode 100644 index 000000000..b078562c2 --- /dev/null +++ b/src/lib/conversion/rotation.cpp @@ -0,0 +1,62 @@ +/**************************************************************************** + * + * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file rotation.cpp + * + * Vector rotation library + */ + +#include "math.h" +#include "rotation.h" + +__EXPORT void +get_rot_matrix(enum Rotation rot, math::Matrix *rot_matrix) +{ + /* first set to zero */ + rot_matrix->Matrix::zero(3, 3); + + float roll = M_DEG_TO_RAD_F * (float)rot_lookup[rot].roll; + float pitch = M_DEG_TO_RAD_F * (float)rot_lookup[rot].pitch; + float yaw = M_DEG_TO_RAD_F * (float)rot_lookup[rot].yaw; + + math::EulerAngles euler(roll, pitch, yaw); + + math::Dcm R(euler); + + for (int i = 0; i < 3; i++) { + for (int j = 0; j < 3; j++) { + (*rot_matrix)(i, j) = R(i, j); + } + } +} |