icon character effect added

pixelprojektor/pixelprojektor.ino

@@ -25,6 +25,165 @@ int strength=50; //how much pixels to apply color to
 #define EFFECT_RANDOMFADE 3
 int fadespeedmax=5; //1 to 255
 
+int iconCountStart=0; //for percentage calculation
+int iconCountdown=0; //0=off
+uint8_t iconchar=0; //last displayed char
+int32_t iconcolor=0; //last icon color
+
+
+
+
+
+
+ 
+/* the values in this array are a 8x8 bitmap font for ascii characters */
+static uint64_t font[128] = {
+  /************************************************************************
+* font.c
+* Copyright (C) Lisa Milne 2014 <lisa@ltmnet.com>
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful, but
+* WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+* See the GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>
+************************************************************************/
+  0x7E7E7E7E7E7E0000, /* NUL */
+  0x7E7E7E7E7E7E0000, /* SOH */
+  0x7E7E7E7E7E7E0000, /* STX */
+  0x7E7E7E7E7E7E0000, /* ETX */
+  0x7E7E7E7E7E7E0000, /* EOT */
+  0x7E7E7E7E7E7E0000, /* ENQ */
+  0x7E7E7E7E7E7E0000, /* ACK */
+  0x7E7E7E7E7E7E0000, /* BEL */
+  0x7E7E7E7E7E7E0000, /* BS */
+  0x0,      /* TAB */
+  0x7E7E7E7E7E7E0000, /* LF */
+  0x7E7E7E7E7E7E0000, /* VT */
+  0x7E7E7E7E7E7E0000, /* FF */
+  0x7E7E7E7E7E7E0000, /* CR */
+  0x7E7E7E7E7E7E0000, /* SO */
+  0x7E7E7E7E7E7E0000, /* SI */
+  0x7E7E7E7E7E7E0000, /* DLE */
+  0x7E7E7E7E7E7E0000, /* DC1 */
+  0x7E7E7E7E7E7E0000, /* DC2 */
+  0x7E7E7E7E7E7E0000, /* DC3 */
+  0x7E7E7E7E7E7E0000, /* DC4 */
+  0x7E7E7E7E7E7E0000, /* NAK */
+  0x7E7E7E7E7E7E0000, /* SYN */
+  0x7E7E7E7E7E7E0000, /* ETB */
+  0x7E7E7E7E7E7E0000, /* CAN */
+  0x7E7E7E7E7E7E0000, /* EM */
+  0x7E7E7E7E7E7E0000, /* SUB */
+  0x7E7E7E7E7E7E0000, /* ESC */
+  0x7E7E7E7E7E7E0000, /* FS */
+  0x7E7E7E7E7E7E0000, /* GS */
+  0x7E7E7E7E7E7E0000, /* RS */
+  0x7E7E7E7E7E7E0000, /* US */
+  0x0,      /* (space) */
+  0x808080800080000,  /* ! */
+  0x2828000000000000, /* " */
+  0x287C287C280000, /* # */
+  0x81E281C0A3C0800,  /* $ */
+  0x6094681629060000, /* % */
+  0x1C20201926190000, /* & */
+  0x808000000000000,  /* ' */
+  0x810202010080000,  /* ( */
+  0x1008040408100000, /* ) */
+  0x2A1C3E1C2A000000, /* * */
+  0x8083E08080000,  /* + */
+  0x81000,    /* , */
+  0x3C00000000,   /* - */
+  0x80000,    /* . */
+  0x204081020400000,  /* / */
+  0x1824424224180000, /* 0 */
+  0x8180808081C0000,  /* 1 */
+  0x3C420418207E0000, /* 2 */
+  0x3C420418423C0000, /* 3 */
+  0x81828487C080000,  /* 4 */
+  0x7E407C02423C0000, /* 5 */
+  0x3C407C42423C0000, /* 6 */
+  0x7E04081020400000, /* 7 */
+  0x3C423C42423C0000, /* 8 */
+  0x3C42423E023C0000, /* 9 */
+  0x80000080000,    /* : */
+  0x80000081000,    /* ; */
+  0x6186018060000,  /* < */
+  0x7E007E000000,   /* = */
+  0x60180618600000, /* > */
+  0x3844041800100000, /* ? */
+  0x3C449C945C201C, /* @ */
+  0x1818243C42420000, /* A */
+  0x7844784444780000, /* B */
+  0x3844808044380000, /* C */
+  0x7844444444780000, /* D */
+  0x7C407840407C0000, /* E */
+  0x7C40784040400000, /* F */
+  0x3844809C44380000, /* G */
+  0x42427E4242420000, /* H */
+  0x3E080808083E0000, /* I */
+  0x1C04040444380000, /* J */
+  0x4448507048440000, /* K */
+  0x40404040407E0000, /* L */
+  0x4163554941410000, /* M */
+  0x4262524A46420000, /* N */
+  0x1C222222221C0000, /* O */
+  0x7844784040400000, /* P */
+  0x1C222222221C0200, /* Q */
+  0x7844785048440000, /* R */
+  0x1C22100C221C0000, /* S */
+  0x7F08080808080000, /* T */
+  0x42424242423C0000, /* U */
+  0x8142422424180000, /* V */
+  0x4141495563410000, /* W */
+  0x4224181824420000, /* X */
+  0x4122140808080000, /* Y */
+  0x7E040810207E0000, /* Z */
+  0x3820202020380000, /* [ */
+  0x4020100804020000, /*  */
+  0x3808080808380000, /* ] */
+  0x1028000000000000, /* ^ */
+  0x7E0000,   /* _ */
+  0x1008000000000000, /* ` */
+  0x3C023E463A0000, /* a */
+  0x40407C42625C0000, /* b */
+  0x1C20201C0000,   /* c */
+  0x2023E42463A0000,  /* d */
+  0x3C427E403C0000, /* e */
+  0x18103810100000, /* f */
+  0x344C44340438,   /* g */
+  0x2020382424240000, /* h */
+  0x800080808080000,  /* i */
+  0x800180808080870,  /* j */
+  0x20202428302C0000, /* k */
+  0x1010101010180000, /* l */
+  0x665A42420000,   /* m */
+  0x2E3222220000,   /* n */
+  0x3C42423C0000,   /* o */
+  0x5C62427C4040,   /* p */
+  0x3A46423E0202,   /* q */
+  0x2C3220200000,   /* r */
+  0x1C201804380000, /* s */
+  0x103C1010180000, /* t */
+  0x2222261A0000,   /* u */
+  0x424224180000,   /* v */
+  0x81815A660000,   /* w */
+  0x422418660000,   /* x */
+  0x422214081060,   /* y */
+  0x3C08103C0000,   /* z */
+  0x1C103030101C0000, /* { */
+  0x808080808080800,  /* | */
+  0x38080C0C08380000, /* } */
+  0x324C000000,   /* ~ */
+  0x7E7E7E7E7E7E0000  /* DEL */
+};
  
 
 Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
@@ -260,6 +419,27 @@ void led_randomfade()
   }
   strip.show();
 }
+
+void led_icon(uint8_t fontchar, uint32_t iconcolor)
+{
+  for (int i=0; i < strip.numPixels(); i++) {
+    uint64_t mask=1LL<<(uint64_t)i;
+
+    if ( (font[fontchar]&mask) == 0){
+      strip.setPixelColor(numToPos(i),strip.Color(0, 0, 0)); //bit is 0 at pos i
+    }else{
+
+      float _brightness=1.0- ( (iconCountStart-iconCountdown)*1.0/iconCountStart );
+      uint8_t _r=(uint8_t)(iconcolor >> 16);
+      uint8_t _g=(uint8_t)(iconcolor >>  8);
+      uint8_t _b=(uint8_t)iconcolor;
+      strip.setPixelColor(numToPos(i),strip.Color(_r*_brightness,_g*_brightness,_b*_brightness)); //bit is 1 at pos i
+    }
+    
+  }
+  strip.show();
+}
+
 void set_randomBuffer()
 {
   for (int i=0; i < strip.numPixels(); i++) {
@@ -271,7 +451,6 @@ void set_randomBuffer()
 }
 
 
-
 uint32_t parseColor(String value){
   if (value.charAt(0)=='#'){ //solid fill
     String color=value.substring(1);
@@ -397,31 +576,61 @@ bool pixelsHandler(const HomieRange& range, const String& value) {
   return true;
 }
 
+bool iconHandler(const HomieRange& range, const String& value) {
+  String _iconname=value;
+  iconcolor=strip.Color(255,255,255); //default color
+  if (value[0]=='#'){ //color given
+    iconcolor=parseColor(value.substring(0,6));
+    _iconname=value.substring(7); //  example: #ff00dc|A  (pipe will be ignored)
+  }
+  
+  iconCountStart=FPS*2;
+  iconCountdown=iconCountStart;
+  if (_iconname.length()==1){ //only one character
+    iconchar=value[0];
+  }else{
+    
+  }
+
+  strip.show();
+  
+  return true;
+}
+
 void setup() {
   Serial.begin(115200);
   Serial << endl << endl;
 
+  Serial << "Begin strip" << endl;
   strip.begin();
   strip.show(); // Initialize all pixels to 'off'
   
+
   led_fill(strip.Color(100, 0, 0));
+  //delay(500);
   
   
+
+  Serial << "Homie_setFirmware" << endl;
   Homie_setFirmware("pixelprojektor", "1.0.0");
   
+  Serial << "Homie node advertise" << endl;
   homieNode.advertise("effect").settable(effectHandler);
   homieNode.advertise("pixels").settable(pixelsHandler);
+  homieNode.advertise("icon").settable(iconHandler);
 
+
+  
+  led_fill(strip.Color(0, 0, 0));
   strip.setPixelColor(0, strip.Color(100,0,0));
   strip.show();
 
-
+  Serial << "homie setup" << endl;
-  delay(21240); //wait, boot bug testfix
   Homie.setup();
 
   led_fill(strip.Color(0, 0, 0));
 
-  
+  Serial << "Setup finished" << endl;  
 }
 
 void loop() {
@@ -431,6 +640,16 @@ void loop() {
 
   if (lastMillis+fpsdelay<currentMillis){
 
+
+    if (iconCountdown>0){ //icon effect active
+
+      iconCountdown--;
+      led_icon(iconchar,iconcolor);
+
+      
+
+    }else{
+
       switch(effect){
         case EFFECT_SMOOTH:
           led_movingPoint();
@@ -444,6 +663,8 @@ void loop() {
         break;
       }
 
+    }
+    
     lastMillis=currentMillis;  
   }