使用围绕单个轴的单次旋转初始化堆栈: >>>r = R.from_euler('x', [90], degrees=True)>>>r.as_quat().shape (1,4) 使用轴序列的单次旋转初始化堆栈: >>>r = R.from_euler('zyx', [[90,45,30]], degrees=True)>>>r.as_quat().shape (1,4) 在一个对象中初始化多个基本旋转: >>>r...
EN#include <stdio.h> #include <string.h> #include <algorithm> using namespace std; typedef ...
# set rotation r = R.from_euler('xyz', np.array([pose[3], pose[4], pose[5]]), degrees=True) self.rot_rotm.append(r.as_matrix()) tool_rot=self.cal_rotm(tool_tran) # get transformation tool_T = np.array(np.zeros((4,4))) tool_T[0:3,0:3] = tool_rot tool_T[0:3,...
from jobbole.items import JobboleItem from urllib.parse import urljoin from scrapy.loader import ItemLoader class BoleSpider(scrapy.Spider): name = 'bole' allowed_domains = [''] start_urls = ['http://blog./all-posts/page/559/'] def parse(self, response): """ 解析列表页 :param response...
euler_1 = r3.as_euler('zxy', degrees=True)#([-179.99564367, -87.99992566, 179.99579836])# 欧拉⾓到旋转矩阵 r4 = R.from_euler('zxy', [-179.99564367, -87.99992566, 179.99579836], degrees=True)rm = r4.as_matrix()# 0:array([ 1.00000000e+00, -2.74452529e-06, 2....
void RTQuaternion::fromEuler(RTVector3& vec){ RTFLOAT cosX2 = cos(vec.x() / 2.0f); RTFLOAT sinX2 = sin(vec.x() / 2.0f); RTFLOAT cosY2 = cos(vec.y() / 2.0f); RTFLOAT sinY2 = sin(vec.y() / 2.0f); RTFLOAT cosZ2 = cos(vec.z() / 2.0f); RTFLOAT sinZ2 = sin...
r = R.from_euler('xyz', [angle_x, angle_y, angle_z], degrees=True) rotated_vertices = r.apply(vertices) # 更新立方体的顶点坐标并重新绘制 ax.collections.clear() ax.scatter(rotated_vertices[:,0], rotated_vertices[:,1], rotated_vertices[:,2]) ...
from scipy.optimize import fsolve def EulerImp(func, X0, t): """ Euler Implicit solver. """ dt = t[1] - t[0] nt = len(t) X = np.zeros([nt, len(X0)]) X[0] = X0 for i in range(nt-1): func_eq = lambda Xnp : Xnp - X[i] + dt * func(Xnp, t[i+1]) X...
Euler's totient function 这个就是主角欧拉函数。 from wiki 在数论中,对正整数n,欧拉函数 $$ \varphi (n) $$ 是小于或等于n的正整数中与n互质的数的数目。此函数以其首名研究者欧拉命名,它又称为φ函数(由高斯所命名)或是欧拉总计函数[1](totient function,由西尔维斯特所命名)。
固定角到四元数 quaternion_from_euler(ai,aj,ak,axes='sxyz') 矩阵到四元数 quaternion_from_matrix(matrix) 四元数到固定角 eular_from_quaternion(quaternion,axes='sxyz') 矩阵到欧拉角 eulaer_from_matrix(matrix,axes='sxyz') 四元数到矩阵 quaternion_matrix(quaternion) 固定角到矩阵 euler_matrix(ai...