Added sample serial steering app

Arduino/CinderSerial/CinderSerial.ino

@@ -0,0 +1,109 @@
+
+int LEDval;
+int ULval;
+int URval;
+int LLval;
+int LRval;
+#define UL  6
+#define UR  9
+#define LR  10
+#define LL  11
+
+enum {
+  TokenIdxLeft = 0,
+  TokenIdxRight,
+  TokenIdxSpeed,
+  NumTokenIdxs
+};
+
+void setup()
+{
+  Serial.begin(9600);
+  pinMode(13, OUTPUT);
+  pinMode(UL, OUTPUT);
+  pinMode(UR, OUTPUT);
+  pinMode(LL, OUTPUT);
+  pinMode(LR, OUTPUT);
+
+  LEDval = LOW;
+  ULval = 255;
+  URval = 255;
+  LLval = 255;
+  LRval = 255;
+//  establishContact();
+}
+
+/*
+void establishContact() {
+  while (Serial.available() <= 0) {
+    Serial.println("!");   // send a starting message
+    delay(300);
+  }
+}
+*/
+
+void loop()
+{
+  digitalWrite(13, LEDval);
+  analogWrite(UL, ULval);
+  analogWrite(UR, URval);
+  analogWrite(LL, LLval);
+  analogWrite(LR, LRval);
+
+  int analogIn = analogRead(A0) / 4;
+
+  if(Serial.available()){
+
+    int MAX_CHAR = 100;
+    char readVal[MAX_CHAR];
+    int numChar = Serial.readBytesUntil('\n', readVal, MAX_CHAR);
+    String inVal = String(readVal).substring(0,numChar);
+
+    if(inVal.indexOf(',') != -1){
+      char tokens[numChar];
+      inVal.toCharArray(tokens, numChar);
+      char *token;
+      char *ts=tokens;
+      int tkIdx=0;
+      int tokInts[NumTokenIdxs];
+      while ((token = strtok_r(ts, ",", &ts)) != NULL){
+
+        if(tkIdx<NumTokenIdxs){
+          tokInts[tkIdx] = atol(token);
+        }
+        tkIdx++;
+      }
+
+      if(tkIdx == NumTokenIdxs){
+
+        if(tokInts[TokenIdxLeft] > 0){
+          ULval = tokInts[TokenIdxLeft];
+          LLval = 0;
+        }else{          
+          LLval = abs(tokInts[TokenIdxLeft]);
+          ULval = 0;
+        }
+
+
+        if(tokInts[TokenIdxRight] > 0){
+          URval = tokInts[TokenIdxRight];
+          LRval = 0;
+        }else{          
+          LRval = abs(tokInts[TokenIdxRight]);
+          URval = 0;
+        }
+
+      }
+
+    }else{
+
+      if(inVal == "hotdog"){  
+        LEDval = HIGH;
+      }else if(inVal == "hamburger"){
+        LEDval = LOW;
+      }
+
+    }
+  }
+}
+

Cinder/SerialTest/include/Resources.h

@@ -0,0 +1,4 @@
+#pragma once
+#include "cinder/CinderResources.h"
+
+//#define RES_MY_RES			CINDER_RESOURCE( ../resources/, image_name.png, 128, IMAGE )

Cinder/SerialTest/src/SerialTestApp.cpp

@@ -0,0 +1,98 @@
+#include "cinder/app/AppBasic.h"
+#include "cinder/gl/gl.h"
+#include "cinder/Serial.h"
+#include <boost/lexical_cast.hpp>
+
+using namespace ci;
+using namespace ci::app;
+using namespace std;
+
+class SerialTestApp : public AppBasic {
+  public:
+	void setup();
+	void mouseDown( MouseEvent event );
+    void mouseUp( MouseEvent event );
+    void mouseDrag( MouseEvent event );
+	void update();
+	void draw();
+    Serial serial;
+    Vec2f mousePos;
+};
+
+void SerialTestApp::setup()
+{
+    // print the devices
+	const vector<Serial::Device> &devices( Serial::getDevices() );
+	for( vector<Serial::Device>::const_iterator deviceIt = devices.begin(); deviceIt != devices.end(); ++deviceIt ) {
+		console() << "Device: " << deviceIt->getName() << endl;
+	}
+
+	try {
+		Serial::Device dev = Serial::findDeviceByNameContains("tty.usbmodemfa141");
+		serial = Serial( dev, 9600);
+        serial.flush();
+	}
+	catch( ... ) {
+		console() << "There was an error initializing the serial device!" << std::endl;
+		exit( -1 );
+	}
+
+}
+
+void SerialTestApp::mouseDown( MouseEvent event )
+{
+    serial.writeString("hotdog\n");
+}
+
+void SerialTestApp::mouseDrag( MouseEvent event )
+{
+    mousePos = event.getPos();
+    Vec2f offset = mousePos - getWindowCenter();
+
+    float speed = offset.length();
+    offset.normalize();
+    float amtLeftWheel = 0;
+    float amtRightWheel = 0;
+
+    // Always having one wheel moving forward ensures we're
+    // driving forward. We can't drive backwards.
+    if(offset.x < 0){
+        amtRightWheel = 1;
+        amtLeftWheel = offset.y*-1;
+    }else{
+        amtLeftWheel = 1;
+        amtRightWheel = offset.y*-1;
+    }
+
+    int lw = amtLeftWheel*255; // -255..255
+    int rw = amtRightWheel*255; // -255..255
+    int sp = (int)speed;
+    string directions = "" + boost::lexical_cast<string>((int)lw) + "," +
+                             boost::lexical_cast<string>((int)rw) + "," +
+                             boost::lexical_cast<string>((int)sp) + ",\n";
+    serial.writeString(directions);
+}
+
+void SerialTestApp::mouseUp( MouseEvent event )
+{
+    serial.writeString("hamburger\n");
+}
+
+void SerialTestApp::update()
+{
+
+}
+
+void SerialTestApp::draw()
+{
+	// clear out the window with black
+	gl::clear( Color( 0, 0, 0 ) );
+    gl::color(1, 1, 1);
+    gl::drawSolidCircle(getWindowCenter(), 10);
+    gl::color(1, 0, 0);
+    glLineWidth(5);
+    gl::drawLine(getWindowCenter(), mousePos);
+}
+
+
+CINDER_APP_BASIC( SerialTestApp, RendererGl )

Cinder/SerialTest/xcode/Info.plist

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleIconFile</key>
+	<string>CinderApp.icns</string>
+	<key>CFBundleIdentifier</key>
+	<string>org.libcinder.SerialTest</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>${PRODUCT_NAME}</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>