main.cpp

00001 #include "mbed.h"
00002 #include "NeoStrip.h"
00003 #include "text.h"
00004 #define N 128
00005 #define PATTERNS 4
00006 #include <string>
00007 #include "helper.h"
00008 
00009 
00010 NeoStrip strip(p18, N);
00011 
00012 //callback function for incoming serial communication
00013 void callback();
00014 //necessary functions for distanceDemo and bikeDemo
00015 void blinkOn();
00016 void blinkOff();
00017 void patternLeft();
00018 void patternRight();
00019 void patternStop();
00020 void patternNone();
00021 void distanceDemo();
00022 void rainBow();
00023 void emojiDemo();
00024 //necessary functions for Animation Demo
00025 void fillBlue();
00026 void progressBar(bool);
00027 void putChar(int row, int col, char ch, int color);
00028 void putString(std::string);
00029 void loopAscii();
00030 void MarioBox();
00031 void drawBox(int row);void emptyBox(int row);
00032 void putCharV(int row, int col, char ch, int color);
00033 int getIndex(int r, int c);
00034 
00035 
00036 
00037 //hardware initilization
00038 Serial device(p13,p14);
00039 AnalogIn ir(p20);
00040 Serial pc(USBTX,USBRX);
00041 
00042 //variable initilization
00043 Timer t;
00044 int chars[128];
00045 std::string emoji[9] = {"*_*", "^_^", "$_$", ">_<", "=_=", "+_=", ":)", ":(", ":3"};
00046 void (*patterns[])(void) = {&patternLeft, &patternRight, &patternStop, &patternNone};
00047 int bikeDir;
00048 char ch = 'A';
00049 
00050 int main()
00051 {    
00052 //    std::string emoji[9] = {"*_*", "^_^", "$_$", ">_<", "=_=", "+_=", ":)", ":(", ":3"};
00053     float bright = 0.2; // 20% is plenty for indoor use
00054     strip.setBrightness(bright);    // set default brightness
00055 
00056     //setup serial device
00057     device.baud(57600);    
00058     device.attach(&callback);
00059 
00060     //wait until phone is connected
00061     while(1){
00062         if(device.readable()) break; 
00063     }
00064     pc.printf("Device connected\n");
00065 
00066     //ready for commands, clear serael buffer
00067     while(device.readable()) device.getc();
00068     pc.printf("Device ready for commands;\n");
00069     //phone is disconnected, flash red light warning
00070     while(1){
00071         if(t.read_ms()>3000){
00072             pc.printf("time passed i %d\n",t.read_ms());
00073             blinkOn();
00074         //progressBar(true);
00075             wait_ms(200);
00076             blinkOff();
00077       //  wait_ms(200);
00078         }
00079         wait(5);
00080     }
00081 
00082 
00083 
00084 }
00085 
00086 
00087 void callback(){   
00088     pc.printf("new commands arrive \n");
00089     t.reset();
00090     switch(device.getc()){
00091 
00092      case PhoneDemo:
00093      pc.printf("Lost Phone Demo\n");
00094      while(device.readable()) device.getc();
00095        //reply ack
00096      device.putc('P');
00097      t.start();
00098      break;
00099 
00100      case MusicDemo:
00101      pc.printf("Music Demo\n");
00102      rainBow();
00103      //progressBar(true);
00104      //progressBar(false);
00105      break;
00106 
00107      case DistanceDemo:
00108      pc.printf("Distance Demo\n");
00109      device.putc('D');
00110      distanceDemo();  
00111      break;
00112 
00113      case AnimationOneDemo:
00114      MarioBox();
00115      break;
00116 
00117      case AnimationTwoDemo:
00118      pc.printf("Emoji Demo\n");
00119      emojiDemo();
00120      break;
00121 
00122     case AnimationThreeDemo:
00123     pc.printf("ascii demo\n");
00124     loopAscii();
00125      break;
00126 
00127  case LEFT:
00128  pc.printf("left arrow\n");
00129  patternLeft();
00130  break;
00131 
00132  case RIGHT:
00133  pc.printf("right arrow\n");
00134 
00135  patternRight();
00136  break;       
00137 
00138  case STOP:
00139  pc.printf("stop\n");
00140 
00141  patternStop();
00142  break;
00143 
00144  default:
00145  break;
00146 }
00147 
00148 
00149 }
00150 
00151 
00152 
00153 
00154 
00155 
00156 
00157 void fillBlue(){
00158     for(int i = 0; i < N; i++){
00159         chars[i] = 0x122446;
00160     }   
00161 }
00162 
00163 void putChar(int row, int col, char ch, int color){
00164     for(int r = 0; r < 8; r++){
00165         for(int c = 0; c < 6; c++){
00166             if(fontdata_6x8[ch * 48 + r * 6 +c]){
00167                 int idx = getIndex(row+r, col+c);
00168                 if(idx != -1)
00169                     chars[idx] = color; 
00170             }
00171         }
00172     }
00173 }
00174 void putCharV(int row, int col, char ch, int color){
00175     for(int r = 0; r < 8; r++){
00176         for(int c = 0; c < 6; c++){
00177             if(fontdata_6x8[ch * 48 + r * 6 +c]){
00178                 int idx = (row + r) *8 +( col +c);
00179                 if(idx != -1)
00180                     chars[idx] = color; 
00181             }
00182         }
00183     }
00184 }
00185 
00186 void MarioBox(){
00187     int color = 0xffff00;
00188     //    int red = 0xff0000;
00189 
00190     drawBox(8);
00191     strip.setPixels(0, N, chars);
00192     strip.write();      
00193     wait(5);
00194 
00195     for(int i = 1; i < 3; i++){
00196         fillBlue();
00197         drawBox(8-i);
00198         strip.setPixels(0, N, chars);
00199         strip.write();      
00200         wait(0.3);
00201     }       
00202     for(int i = 0; i < 3; i++){
00203         fillBlue();
00204         drawBox(6 + i);
00205         strip.setPixels(0, N, chars);
00206         strip.write();      
00207         wait(0.3);
00208     }
00209     fillBlue();
00210     emptyBox(8);
00211     putChar(0,0,'0',color);
00212     strip.setPixels(0, N, chars);
00213     strip.write();
00214     wait(5);    
00215     strip.clear();
00216     strip.write();
00217 
00218 }
00219 void putString(std::string str){
00220     int color = 0xffff00;
00221     for(int i = 0; i < str.length(); ++i){
00222         putChar(0,5*i,str[i], color); 
00223         strip.setPixels(0, N, chars);
00224     }   
00225     strip.write();
00226     wait_ms(100);
00227 }
00228 
00229 void loopAscii(){
00230     int color = 0xffff00;
00231     char ch = 'A';
00232     int count = 50;
00233     
00234     for(int i = 0; i < count; i+=2) {
00235         putChar(0,0,ch+i,color);
00236         putChar(0,7,ch+i+1,color);
00237         strip.setPixels(0, N, chars);
00238         strip.write();    
00239         wait_ms(200);
00240     }       
00241 
00242 }
00243 
00244 void drawBox(int row){
00245     for(int i = 0; i < 64; ++i)
00246         chars[row*8 + i] = 0x000000;
00247     putCharV(row,0,'?',0xffff00);   
00248 }
00249 void emptyBox(int row){
00250     for(int i = 0; i < 64; ++i)
00251         chars[row*8 + i] = 0x000000;
00252 }
00253 void progressBar(bool up){
00254     int index;
00255     int init;
00256     int increment;
00257     int color;
00258     if(up == true){
00259        init = 0;
00260        increment = 1;
00261        color = 0x122446;
00262    }else {
00263        init = 15;
00264        increment = -1;
00265        fillBlue();
00266        color = 0x000000;
00267    }
00268 
00269    for(int x = 0; x < 16 ; x++){
00270 
00271     for (int j = 0; j < 8; j++){
00272         index = getIndex(j,init + increment * x);
00273         chars[index] = color;
00274     }
00275     strip.setPixels(0, N, chars);
00276     strip.write();
00277     wait_ms(200);
00278 }
00279 }
00280 
00281 
00282 void rainBow(){
00283     int index;
00284     unsigned int black = 0x000000;
00285     unsigned int color[7] = {0x5b00ff,0xff0d19, 0xf0ff03, 0x17ff29, 0x1fffee,0x0d65ff, 0xfb12ff};
00286     int init = 0;
00287     int increment = 1;
00288 
00289     for(int x = 0; x < 16 ; x++){
00290         for (int j = 0; j < 8; j++){
00291             index = getIndex(j,init + increment * x);
00292             chars[index] = color[index%7];            
00293         }
00294         strip.setPixels(0, N, chars);
00295         strip.write();
00296         wait_ms(200);
00297     }
00298 
00299     for(int x = 15; x >= 0 ; x--){
00300         for (int j = 0; j < 8; j++){
00301             index = getIndex(j,init + increment * x);
00302             chars[index] = black;            
00303         }
00304 
00305         strip.setPixels(0, N, chars);
00306         strip.write();
00307         wait_ms(200);
00308     }
00309 
00310 }   
00311 
00312 
00313 
00314 void patternLeft()
00315 {
00316     for(int j=0;j<3;j++){
00317         for (int i = 0; i < N; i++)
00318         {
00319             if (maskLeft128[i] == 1)
00320                 chars[i]=0x00FF00;
00321             else
00322                 chars[i]=0x000000;
00323         }
00324     
00325         strip.setPixels(0, N, chars);
00326         strip.write();
00327         wait_ms(200);
00328         strip.clear();
00329         strip.write();
00330         wait_ms(200);
00331 
00332     }
00333 }
00334 
00335 void patternRight()
00336 {
00337     for(int j=0;j<3;j++){
00338         for (int i = 0; i < N; i++)
00339         {
00340             if (maskRight128[i] == 1)
00341                 chars[i]=0x00FF00;
00342             else
00343                 chars[i]=0x000000;
00344         }
00345         strip.setPixels(0, N, chars);
00346         strip.write();
00347         wait_ms(200);
00348         strip.clear();
00349         strip.write();
00350         wait_ms(200);
00351 
00352     }
00353 
00354 }
00355 
00356 void patternStop()
00357 {
00358     for(int j=0;j<3;j++){
00359         for (int i = 0; i < N; i++)
00360         {
00361             if (maskStop128[i] == 1)
00362                 chars[i]=0xFF0000;
00363             else
00364                 chars[i]=0x000000;
00365         }
00366         strip.setPixels(0, N, chars);
00367         strip.write();
00368         wait_ms(200);
00369         strip.clear();
00370         strip.write();
00371         wait_ms(200);
00372 
00373     }
00374 
00375 }
00376 
00377 void patternNone()
00378 {
00379     strip.clear();
00380 }
00381 
00382 
00383 
00384 void blinkOn()
00385 {
00386     strip.clear();
00387     for (int i = 0; i < N; i++)
00388     {
00389         chars[i]=0xFF0000;
00390     }
00391 
00392     strip.setPixels(0, N, chars);
00393     strip.write();
00394     wait_ms(200);
00395 }
00396 
00397 void blinkOff()
00398 {
00399     strip.clear();
00400     for (int i = 0; i < N; i++)
00401     {
00402         chars[i]=0x000000;
00403     }
00404     strip.setPixels(0, N, chars);
00405     strip.write();
00406     wait_ms(200);
00407 }
00408 
00409 
00410 
00411 void distanceDemo(){
00412     float val = 21/ir;  
00413     pc.printf("dist avg=%f\n",val);       
00414     
00415     if(val<70) {
00416         blinkOn();
00417         wait_ms(200);
00418         blinkOff();
00419     }
00420 
00421 }
00422 
00423 void emojiDemo(){
00424      for(int i=0;i<8;i++){
00425         putString(emoji[i]);
00426         wait_ms(200);
00427         strip.write();
00428         wait_ms(200);
00429         strip.clear();
00430         strip.write();
00431         wait_ms(200);
00432     }    
00433 }
00434 
00435 
00436 int getIndex(int r, int c){
00437     if(c < 8){
00438         return (r * 8 + c);
00439     }else if(c > 15){
00440         return -1;      
00441     }
00442     else{
00443         return (64 + r * 8 + (c-8));
00444     }
00445 }