testApp.cpp

#include "testApp.h"

//--------------------------------------------------------------
void testApp::setup(){
	ofSetVerticalSync(true);
	
	bSendSerialMessage = false;
	ofBackground(255);	
	ofSetLogLevel(OF_LOG_ERROR);
	
	font.loadFont("DIN.otf", 64);
	
	serial.listDevices();
	vector <ofSerialDeviceInfo> deviceList = serial.getDeviceList();
	
	// this should be set to whatever com port your serial device is connected to.
	// (ie, COM4 on a pc, /dev/tty.... on linux, /dev/tty... on a mac)
	// arduino users check in arduino app....
	int baud = 115200;
	serial.setup(0, baud); //open the first device
	//serial.setup("COM4", baud); // windows example
	//serial.setup("/dev/tty.usbserial-A4001JEC", baud); // mac osx example
	//serial.setup("/dev/ttyUSB0", baud); //linux example
	
	nTimesRead = 0;
	nBytesRead = 0;
	readTime = 0;
	memset(bytesReadString, 0, 4);
	
	for (int i = 0; i < 4; i ++) {
		for (int j = 0; j < 3; j++) {
			rgb[i][j] = 0;
		}
	}
	
	channelLightMap[0] = 1;
	channelLightMap[1] = 1;
	channelLightMap[2] = 1;
	channelLightMap[3] = 1;
	channelLightMap[4] = 0;
	channelLightMap[5] = 0;
	channelLightMap[6] = 0;
	channelLightMap[7] = 0;
	channelLightMap[8] = 2;
	channelLightMap[9] = 2;
	channelLightMap[10] = 2;
	channelLightMap[11] = 2;
	channelLightMap[12] = 3;
	channelLightMap[13] = 3;
	channelLightMap[14] = 3;
	channelLightMap[15] = 3;
	
	channelLightIdxMap[0] = -1;
	channelLightIdxMap[1] = 2;
	channelLightIdxMap[2] = 0;
	channelLightIdxMap[3] = 1;
	channelLightIdxMap[4] = -1;
	channelLightIdxMap[5] = 2;
	channelLightIdxMap[6] = 0;
	channelLightIdxMap[7] = 1;
	channelLightIdxMap[8] = -1;
	channelLightIdxMap[9] = 2;
	channelLightIdxMap[10] = 0;
	channelLightIdxMap[11] = 1;
	channelLightIdxMap[12] = -1;
	channelLightIdxMap[13] = 2;
	channelLightIdxMap[14] = 0;
	channelLightIdxMap[15] = 1;
	
	steps = 256;
	stepIdx = 0;
}

void testApp::writeInt(int x) {
	serial.writeByte(x & 0xFF);
	serial.writeByte((x >> 8) & 0xFF);
}

void testApp::Wheel(float WheelPos, int idx) {
	if(WheelPos < 1.0/3) {
		float r = WheelPos * 3;
		float g = 1.0 - WheelPos * 3;
		float b = 0;
		rgb[idx][0] = (int) (r * MAX);
		rgb[idx][1] = (int) (g * MAX);
		rgb[idx][2] = (int) (b * MAX);
	} else if(WheelPos < 2.0/3) {
		WheelPos -= 1.0/3;
		float r = 1.0 - WheelPos * 3;
		float g = 0;
		float b = WheelPos * 3;
		rgb[idx][0] = (int) (r * MAX);
		rgb[idx][1] = (int) (g * MAX);
		rgb[idx][2] = (int) (b * MAX);
	} else {
		WheelPos -= 2.0/3;
		float r = 0;
		float g = WheelPos * 3;
		float b = 1.0 - WheelPos * 3;
		rgb[idx][0] = (int) (r * MAX);
		rgb[idx][1] = (int) (g * MAX);
		rgb[idx][2] = (int) (b * MAX);
	}
}


void testApp::tick() {
	for (int i = 0; i < 4; i++) {
		float pos = (float) stepIdx / steps;
		pos += 0.05 * i;
		if (pos > 1) {
			pos -= 1;
		}
		Wheel(pos, i);
	}
	if (++stepIdx == steps) {
		stepIdx = 0;
	}
}

void testApp::paint() {
	for (int i = 0; i < 16; i++) {
		int light = channelLightMap[i];
		int lightIdx = channelLightIdxMap[i];
		int val = lightIdx >= 0 ? rgb[light][lightIdx] : 0;
		writeInt(val);
		printf("%3d ", val);
	}
	
	printf("\n");
	
	serial.flush();
}

//--------------------------------------------------------------
void testApp::update(){
/*    tick();
    paint();*/
}

//--------------------------------------------------------------
void testApp::draw(){
	tick();
	paint();
}

//--------------------------------------------------------------
void testApp::keyPressed  (int key){ 
	
}

//--------------------------------------------------------------
void testApp::keyReleased(int key){ 
	
}

//--------------------------------------------------------------
void testApp::mouseMoved(int x, int y){
	
}

//--------------------------------------------------------------
void testApp::mouseDragged(int x, int y, int button){
	
}

//--------------------------------------------------------------
void testApp::mousePressed(int x, int y, int button){
	bSendSerialMessage = true;
}

//--------------------------------------------------------------
void testApp::mouseReleased(int x, int y, int button){
	
}

//--------------------------------------------------------------
void testApp::windowResized(int w, int h){
	
}

//--------------------------------------------------------------
void testApp::gotMessage(ofMessage msg){
	
}

//--------------------------------------------------------------
void testApp::dragEvent(ofDragInfo dragInfo){ 
	
}