开发者ID:vstancl,项目名称:srs_public,代码行数:29,代码来源:plane.cpp 示例2: transformationMatrix Eigen::Matrix< Tp,4,4> transformationMatrix( Eigen::Quaternion< Tp > &quaternion, Eigen::Matrix< Tp,3,1> &translation) { Eigen::Matrix< Tp,3,3> rr = quaternion.toRotationMatrix(); Eigen::...
"""# for two vectors (x, y, z) and (a, b, c) to be perpendicular,# the following equation has to be fulfilled# 0 = ax + by + cz# x = y = z = 0 is not an acceptable solutionifv[0] == v[1] == v[2] ==0:raiseValueError('zero-vector')# If one dimension is zero,...
【Rotation Vectors : matrix and quaternion free rotations】http://t.cn/A6JIPpM3 旋转向量:矩阵和四元数自由旋转。
A rotation matrix will always preserve the angles between the vectors as well as their lengths, thus, it is a type of linear transformation. This implies that if we rotate a parallelogram its shape will remain intact. What is the Rule for a 90-Degree Rotation Matrix? If we want to rotate...
Accurately model coupling effects of displacements and rotations through generation of a fully coupled 6X6 matrix for each pile group. 通过为每个承台组生成完全耦合的 6X6 矩阵,准确地对位移和旋转的耦合效果进行建模。 ParaCrawl Corpus You might save the weighted document-term matrix, the vectors fro...
In short, we wish to show why a general rotation matrix is the way it is, rather than just how you can construct one using ad hoc trigonometric operations. Figure 4.12 shows the general case of rotation of points and vectors about an arbitrary axis. That figure, and the one following it...
Matrix4x4.CreateRotationY Method Reference Feedback Definition Namespace: System.Numerics Assembly: System.Numerics.Vectors.dll Creates a matrix for rotating points around the Y axis. Overloads Expand table CreateRotationY(Single) Creates a matrix for rotating points around the Y axis. ...
These include convenience functions for working with 3D vectors in MATLAB. For instance, the magnitudes of each vector (column) in a 3-by-n matrix can be computed with sqrt(sum(v.^2, 1)) in normal MATLAB, but it's easier to just write vmag(v), and vmag will also generate better ...
SensorManager是Android中的一个类,其有一个函数getRotationMatrix,可以计算出旋转矩阵,进而通过getOrientation求得设备的方向(航向角、俯仰角、横滚角)。函数getRotationMatrix的源码如下所示,源码中虽然对该函数整体进行了解释,但是对代码中各个参数的计算没有说明,如为什么加速度的数值要和磁力计的数值做差乘。在网上...
Rotation between global axes and material axes The increment of rigid body rotation in each element is described by the incremental rotation matrix (4.161)ΔR=I+WΔt which is a summation of the identity matrix I and the product of the time increment and the continuum spin tensor W defined ...