python - Leap Motion Controller - 不连接 cpp、python (mac)
问题描述
我从https://developer.leapmotion.com/sdk-leap-motion-controller下载了 SDK,并尝试在示例下运行代码。它适用于 java 和 javascript,但不适用于 cpp 和 python。
控制器已连接并正在工作。并且服务“leapd”在后台运行。
知道可能是什么原因吗?
我在 macOS (Big Sur 11.1)
编辑:
.
├── Makefile
├── include
│ ├── Leap.h
│ └── LeapMath.h
├── lib
│ └── libLeap.dylib
├── main
└── main.cpp
/******************************************************************************\
* Copyright (C) 2012-2014 Leap Motion, Inc. All rights reserved. *
* Leap Motion proprietary and confidential. Not for distribution. *
* Use subject to the terms of the Leap Motion SDK Agreement available at *
* https://developer.leapmotion.com/sdk_agreement, or another agreement *
* between Leap Motion and you, your company or other organization. *
\******************************************************************************/
#include <iostream>
#include <cstring>
#include "Leap.h"
using namespace Leap;
class SampleListener : public Listener {
public:
virtual void onInit(const Controller&);
virtual void onConnect(const Controller&);
virtual void onDisconnect(const Controller&);
virtual void onExit(const Controller&);
virtual void onFrame(const Controller&);
virtual void onFocusGained(const Controller&);
virtual void onFocusLost(const Controller&);
virtual void onDeviceChange(const Controller&);
virtual void onServiceConnect(const Controller&);
virtual void onServiceDisconnect(const Controller&);
private:
};
const std::string fingerNames[] = {"Thumb", "Index", "Middle", "Ring", "Pinky"};
const std::string boneNames[] = {"Metacarpal", "Proximal", "Middle", "Distal"};
const std::string stateNames[] = {"STATE_INVALID", "STATE_START", "STATE_UPDATE", "STATE_END"};
void SampleListener::onInit(const Controller& controller) {
std::cout << "Initialized" << std::endl;
}
void SampleListener::onConnect(const Controller& controller) {
std::cout << "Connected" << std::endl;
controller.enableGesture(Gesture::TYPE_CIRCLE);
controller.enableGesture(Gesture::TYPE_KEY_TAP);
controller.enableGesture(Gesture::TYPE_SCREEN_TAP);
controller.enableGesture(Gesture::TYPE_SWIPE);
}
void SampleListener::onDisconnect(const Controller& controller) {
// Note: not dispatched when running in a debugger.
std::cout << "Disconnected" << std::endl;
}
void SampleListener::onExit(const Controller& controller) {
std::cout << "Exited" << std::endl;
}
void SampleListener::onFrame(const Controller& controller) {
// Get the most recent frame and report some basic information
const Frame frame = controller.frame();
std::cout << "Frame id: " << frame.id()
<< ", timestamp: " << frame.timestamp()
<< ", hands: " << frame.hands().count()
<< ", extended fingers: " << frame.fingers().extended().count()
<< ", tools: " << frame.tools().count()
<< ", gestures: " << frame.gestures().count() << std::endl;
HandList hands = frame.hands();
for (HandList::const_iterator hl = hands.begin(); hl != hands.end(); ++hl) {
// Get the first hand
const Hand hand = *hl;
std::string handType = hand.isLeft() ? "Left hand" : "Right hand";
std::cout << std::string(2, ' ') << handType << ", id: " << hand.id()
<< ", palm position: " << hand.palmPosition() << std::endl;
// Get the hand's normal vector and direction
const Vector normal = hand.palmNormal();
const Vector direction = hand.direction();
// Calculate the hand's pitch, roll, and yaw angles
std::cout << std::string(2, ' ') << "pitch: " << direction.pitch() * RAD_TO_DEG << " degrees, "
<< "roll: " << normal.roll() * RAD_TO_DEG << " degrees, "
<< "yaw: " << direction.yaw() * RAD_TO_DEG << " degrees" << std::endl;
// Get the Arm bone
Arm arm = hand.arm();
std::cout << std::string(2, ' ') << "Arm direction: " << arm.direction()
<< " wrist position: " << arm.wristPosition()
<< " elbow position: " << arm.elbowPosition() << std::endl;
// Get fingers
const FingerList fingers = hand.fingers();
for (FingerList::const_iterator fl = fingers.begin(); fl != fingers.end(); ++fl) {
const Finger finger = *fl;
std::cout << std::string(4, ' ') << fingerNames[finger.type()]
<< " finger, id: " << finger.id()
<< ", length: " << finger.length()
<< "mm, width: " << finger.width() << std::endl;
// Get finger bones
for (int b = 0; b < 4; ++b) {
Bone::Type boneType = static_cast<Bone::Type>(b);
Bone bone = finger.bone(boneType);
std::cout << std::string(6, ' ') << boneNames[boneType]
<< " bone, start: " << bone.prevJoint()
<< ", end: " << bone.nextJoint()
<< ", direction: " << bone.direction() << std::endl;
}
}
}
// Get tools
const ToolList tools = frame.tools();
for (ToolList::const_iterator tl = tools.begin(); tl != tools.end(); ++tl) {
const Tool tool = *tl;
std::cout << std::string(2, ' ') << "Tool, id: " << tool.id()
<< ", position: " << tool.tipPosition()
<< ", direction: " << tool.direction() << std::endl;
}
// Get gestures
const GestureList gestures = frame.gestures();
for (int g = 0; g < gestures.count(); ++g) {
Gesture gesture = gestures[g];
switch (gesture.type()) {
case Gesture::TYPE_CIRCLE:
{
CircleGesture circle = gesture;
std::string clockwiseness;
if (circle.pointable().direction().angleTo(circle.normal()) <= PI/2) {
clockwiseness = "clockwise";
} else {
clockwiseness = "counterclockwise";
}
// Calculate angle swept since last frame
float sweptAngle = 0;
if (circle.state() != Gesture::STATE_START) {
CircleGesture previousUpdate = CircleGesture(controller.frame(1).gesture(circle.id()));
sweptAngle = (circle.progress() - previousUpdate.progress()) * 2 * PI;
}
std::cout << std::string(2, ' ')
<< "Circle id: " << gesture.id()
<< ", state: " << stateNames[gesture.state()]
<< ", progress: " << circle.progress()
<< ", radius: " << circle.radius()
<< ", angle " << sweptAngle * RAD_TO_DEG
<< ", " << clockwiseness << std::endl;
break;
}
case Gesture::TYPE_SWIPE:
{
SwipeGesture swipe = gesture;
std::cout << std::string(2, ' ')
<< "Swipe id: " << gesture.id()
<< ", state: " << stateNames[gesture.state()]
<< ", direction: " << swipe.direction()
<< ", speed: " << swipe.speed() << std::endl;
break;
}
case Gesture::TYPE_KEY_TAP:
{
KeyTapGesture tap = gesture;
std::cout << std::string(2, ' ')
<< "Key Tap id: " << gesture.id()
<< ", state: " << stateNames[gesture.state()]
<< ", position: " << tap.position()
<< ", direction: " << tap.direction()<< std::endl;
break;
}
case Gesture::TYPE_SCREEN_TAP:
{
ScreenTapGesture screentap = gesture;
std::cout << std::string(2, ' ')
<< "Screen Tap id: " << gesture.id()
<< ", state: " << stateNames[gesture.state()]
<< ", position: " << screentap.position()
<< ", direction: " << screentap.direction()<< std::endl;
break;
}
default:
std::cout << std::string(2, ' ') << "Unknown gesture type." << std::endl;
break;
}
}
if (!frame.hands().isEmpty() || !gestures.isEmpty()) {
std::cout << std::endl;
}
}
void SampleListener::onFocusGained(const Controller& controller) {
std::cout << "Focus Gained" << std::endl;
}
void SampleListener::onFocusLost(const Controller& controller) {
std::cout << "Focus Lost" << std::endl;
}
void SampleListener::onDeviceChange(const Controller& controller) {
std::cout << "Device Changed" << std::endl;
const DeviceList devices = controller.devices();
for (int i = 0; i < devices.count(); ++i) {
std::cout << "id: " << devices[i].toString() << std::endl;
std::cout << " isStreaming: " << (devices[i].isStreaming() ? "true" : "false") << std::endl;
}
}
void SampleListener::onServiceConnect(const Controller& controller) {
std::cout << "Service Connected" << std::endl;
}
void SampleListener::onServiceDisconnect(const Controller& controller) {
std::cout << "Service Disconnected" << std::endl;
}
int main(int argc, char** argv) {
// Create a sample listener and controller
SampleListener listener;
Controller controller;
// Have the sample listener receive events from the controller
controller.addListener(listener);
if (argc > 1 && strcmp(argv[1], "--bg") == 0)
controller.setPolicy(Leap::Controller::POLICY_BACKGROUND_FRAMES);
// Keep this process running until Enter is pressed
std::cout << "Press Enter to quit..." << std::endl;
std::cin.get();
// Remove the sample listener when done
controller.removeListener(listener);
return 0;
}
LEAP_LIBRARY := ./lib/libLeap.dylib
main: main.cpp
$(CXX) -Wall -g -I ./include main.cpp -o main $(LEAP_LIBRARY);
install_name_tool -change @loader_path/libLeap.dylib ./lib/libLeap.dylib main
clean:
rm -rf main main.dSYM
$ otool -L lib/libLeap.dylib
lib/libLeap.dylib:
@loader_path/libLeap.dylib (compatibility version 0.7.0, current version 2.3.1)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1197.1.1)
/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit (compatibility version 45.0.0, current version 1265.21.0)
/usr/lib/libc++.1.dylib (compatibility version 1.0.0, current version 120.0.0)
/System/Library/Frameworks/ApplicationServices.framework/Versions/A/ApplicationServices (compatibility version 1.0.0, current version 48.0.0)
/usr/lib/libobjc.A.dylib (compatibility version 1.0.0, current version 228.0.0)
解决方案
推荐阅读
- log4net - .Net Core 功能上的 Log4Net 翻转失败
- excel - 从一个工作表中创建与另一个工作表上的单元格匹配的所有值的列表
- apache-flink - Apache Flink:.countWindow() 是在发生许多事件后处理代码的正确方法吗?
- azure - 如何在逻辑应用程序中发送一封来自地址设置为不回复的电子邮件?
- excel - excel单元格公式中的绝对工作表引用
- android - TextInput EditText android 不工作或无法插入任何值
- javascript - HackerRank 中的生日蛋糕蜡烛(简单的循环问题)
- python - 当我使用多重选择(easygui)选择多个行名时,不清楚如何将整个行发送到同一个 csv(附加)。单打效果不错
- android-studio - 在 Java (Android Studio) 中从 Activity 转换为 Fragment 时,Bottom_nav_menu 消失
- apache-nifi - 如何使 jsonpath 为名称-值对工作