Processing GUI

Home
Project

Processing GUI

简介

使用Arduino和processing相互通信，processing控制led灯珠的打开和关闭，超声波传感器的数据传给processing用于生成背景粒子

所需硬件

Arduino开发板 X 1
电阻 X 1
连接线 X n
面包板 X 1
LED X 1
超声波传感器 X 1

具体实现

arduino代码

int trigPin = 11;    //Trig
              int echoPin = 12;    //Echo
              long duration, cm, inches;
              void setup() {
                pinMode(trigPin, OUTPUT);
                pinMode(echoPin, INPUT);
                pinMode(7, OUTPUT);  
                Serial.begin(9600);    //start serial communication @9600 bps
                }
              
              void loop(){
                digitalWrite(trigPin, LOW);
                delayMicroseconds(5);
                digitalWrite(trigPin, HIGH);
                delayMicroseconds(10);
                digitalWrite(trigPin, LOW);
                duration = pulseIn(echoPin, HIGH);
                cm = (duration/2) / 29.1;
                inches = (duration/2) / 74;
                Serial.print("cm： ");
                Serial.println(cm);
                Serial.write(cm);
                delay(1000);
                if(Serial.available()){  //id data is available to read
                  char val = Serial.read();
                  if(val == 'r'){       //if r received
                    digitalWrite(7, HIGH); //turn on 
                    }
                  if(val == 'b'){       //if b received
                    digitalWrite(7, LOW); //turn on 
                    }
                  if(val == 'y'){       //if y received
                    digitalWrite(5, HIGH); //turn on 
                    }
                  if(val == 'f'){       //if f received
                    digitalWrite(5, LOW); //turn off 
                    }      
                  }
                }

processing代码

import controlP5.*; //import ControlP5 library
              import processing.serial.*;
              Serial port;
              ControlP5 cp5; //create ControlP5 object
              PFont font;
              void setup(){ //same as arduino program
                size(320, 350);    //window size, (width, height)
                noStroke();
                printArray(Serial.list());   //prints all available serial ports
                background(55, 81, 126); // background color of window (r, g, b) or (0 to 255)
                fill(255, 255, 255);               //text color (r, g, b)
                port = new Serial(this, "COM5", 9600);  //i have connected arduino to com3, it would be different in linux and mac os
                cp5 = new ControlP5(this);
                font = createFont("calibri light bold", 20);    // custom fonts for buttons and title
                cp5.addButton("open")     
                  .setPosition(100, 100)  //x and y coordinates of upper left corner of button
                  .setSize(120, 70)      //(width, height)
                  .setFont(font)
                ;   
                cp5.addButton("close")    
                  .setPosition(100, 200)  //x and y coordinates of upper left corner of button
                  .setSize(120, 70)      //(width, height)
                  .setFont(font)
                ;
              }
              void draw(){  //same as loop in arduino
                int input = 50;
                fill(random(255), random(255), 255,random(50,200));
                while(port.available()>0)
                {
                  input = port.read(); //read information from Arduino 
                  println(input);
                  ellipse(input*random(10),random(input)+input, 20, 20);
                }
                  //ellipse(random(mouseX-20,mouseX+20), random(mouseY-20,mouseY+20),10, 10);
              }
              void open(){
                port.write('r');
              }
              void close(){
                port.write('b');
              }

Undefined

简介

所需硬件

具体实现

arduino代码

processing代码

演示视频

两种粒子背景效果对比