let startLocation = e.getStartLocation(); //触摸起始点世界坐标 let dist = cc.Vec2.distance(location, startLocation); //触摸点和大圆距离 (大圆坐标 = 触摸起始点坐标) let radian = Math.atan2(location.y - startLocation.y, location.x - startLocation.x); //触摸点和大圆夹角弧度 //触摸点在...
An action that moves the target with a cubic Bezier curve by a certain distance. Relative to its movement.metadescription Returns ActionInterval Defined in cocos2d/actions/CCActionInterval.js:1735Parameterst Number time in seconds c Vec2[] Array of points...
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_touches.push_back(touch);//容器内的Touch数量1或2}if(_touches.size() ==1)//单点触摸,用于拖动{ _touchPoint=this->convertTouchToNodeSpace(touch);//相对于ScrollView的坐标_touchMoved =false;//正在移动的标志_dragging =true;//拖动专用标志_scrollDistance.setZero(); _touchLength=0.0f; }elseif...
2. towards(x, y=None) 3. xcor() 4. ycor() 5. heading() 6. distance(x, y=None) 设置和测量 1. degrees(fullcircle=360.0) 2. radians() 画笔的控制 绘画状态 1. pendown()或pd()或down() 2. penup()或pu()或up() 3. pensize(width=None)或width(width=None) ...
gravity 定义了世界的重力 也是一个2d向量(Box2D.Common.Math.b2Vec2(x,y)),其中x是水平方向重力,正为右,负为左;y是垂直方向重力,正为下,负为上。 vargravity=newb2Vec2(0,300); doSleep 一个布尔值变量,设定了当物体停止移动时是否允许物体休眠。一个休眠中的物体不需要任何模拟。
src cache database eixTk eixrc main output portage search various Makefile.am eix-diff.cc eix-drop-permissions.cc eix-etcat.sh.in eix-functions.sh.in eix-header.cc eix-installed-after.sh.in eix-installed.sh.in eix-postsync.sh.in ...
const Vec2d &translate_origin) { CHECK_EQ(end_pose.size(), 4U); Vec2d end_pose_to_world_frame(end_pose[0], end_pose[1]); end_pose_to_world_frame.SelfRotate(rotate_angle); end_pose_to_world_frame += translate_origin; double distance_to_vehicle2 = std::sqrt((vehicle_state.x()...
***//** @file*/#include"modules/planning/open_space/coarse_trajectory_generator/hybrid_a_star.h"#include"modules/planning/math/piecewise_jerk/piecewise_jerk_speed_problem.h"namespaceapollo{namespaceplanning{usingapollo::common::math::Box2d;usingapollo::common::math::Vec2d;usingapollo::cyber::C...
_sprite3D2->setRotation3D(Vec3(-90,180,0));// 在所有子节点都创建完了以后才创建照相机if(_camera ==nullptr) {// 创建投影的摄像机_camera=Camera::createPerspective(60, (GLfloat)s.width/s.height,1,1000);// 设置标识符_camera->setCameraFlag(CameraFlag::USER1); ...