Buck puck integration

library.properties

@@ -1,9 +1,9 @@
-name=ALA
-version=2.3.1
+name=ALA-BP
+version=2.3.2
 author=bportaluri
 maintainer=Bruno Portaluri <[email protected]>
 sentence=Arduino Light Animation (ALA) library
 paragraph=Arduino Light Animation (ALA) is a library for Arduino boards to simplify the development of light animations using LEDs and LED strips.
 category=Other
 url=https://github.com/bportaluri/ALA
-architectures=*
+architectures=*

src/Ala.h

@@ -29,6 +29,7 @@ along with The Arduino ALA library.  If not, see
 #define ALA_PWM 1
 #define ALA_TLC5940 2
 #define ALA_WS2812 3
+#define ALA_BP 4
 
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -254,4 +255,4 @@ float getStepFloat(long t0, long t, float v);
 float mapfloat(float x, float in_min, float in_max, float out_min, float out_max);
 
 
-#endif
+#endif

src/AlaLed.cpp

@@ -39,6 +39,31 @@ void AlaLed::initPWM(int numLeds, byte *pins)
 	memset(leds, 0, numLeds);
 }
 
+void AlaLed::initBP(byte pin)
+{
+	byte *pins_ = (byte *)malloc(1);
+    pins_[0] = pin;
+
+    initBP(1, pins_);
+}
+
+
+void AlaLed::initBP(int numLeds, byte *pins)
+{
+	this->driver = ALA_BP;
+	this->numLeds = numLeds;
+	this->pins = pins;
+
+	for (int x=0; x<numLeds ; x++)
+	{
+		pinMode(pins[x], OUTPUT);
+	}
+
+	// allocate and clear leds array
+	leds = (byte *)malloc(numLeds);
+	memset(leds, 0, numLeds);
+}
+
 void AlaLed::initTLC5940(int numLeds, byte *pins)
 {
 	this->driver = ALA_TLC5940;
@@ -89,6 +114,8 @@ void AlaLed::setAnimation(AlaSeq animSeq[])
 	this->animSeq = animSeq;
 
 	// initialize animSeqDuration and animSeqLen variables
+	currAnim = 0;
+	lastRefreshTime = 0;
     animSeqDuration = 0;
     for(animSeqLen=0; animSeq[animSeqLen].animation!=ALA_ENDSEQ; animSeqLen++)
     {
@@ -133,10 +160,14 @@ void AlaLed::runAnimation()
     {
 		(this->*animFunc)();
 
-		if(driver==ALA_PWM)
+		if((driver==ALA_PWM) || (driver==ALA_BP))
 		{
+			int offset = 0;
+			if (driver==ALA_BP)
+				offset = 255;
+
 			for(int i=0; i<numLeds; i++)
-				analogWrite(pins[i], leds[i]);
+				analogWrite(pins[i], offset - leds[i]);
 		}
 		else if(driver==ALA_TLC5940)
 		{

src/AlaLed.h

@@ -26,6 +26,16 @@ class AlaLed
     * Initializes LEDs driven by Arduino PWM pins. It be invoked in the setup() function of the main Arduino sketch.
     */
     void initPWM(int numLeds, byte *pins);
+
+    /**
+    * Initializes a LED driven by a BuckPuck from an Arduino PWM pin. It be invoked in the setup() function of the main Arduino sketch.
+    */
+    void initBP(byte pin);
+
+    /**
+    * Initializes LEDs driven by BuckPucks from Arduino PWM pins. It be invoked in the setup() function of the main Arduino sketch.
+    */
+    void initBP(int numLeds, byte *pins);
 
     /**
     * Initializes LEDs driven by a TLC5940 chip. It be invoked in the setup() function of the main Arduino sketch.
@@ -117,4 +127,4 @@ class AlaLed
 
 };
 
-#endif
+#endif

src/AlaLedRgb.cpp

@@ -50,6 +50,32 @@ void AlaLedRgb::initPWM(int numLeds, byte *pins)
 	memset(leds, 0, 3*numLeds);
 }
 
+void AlaLedRgb::initBP(byte pinRed, byte pinGreen, byte pinBlue)
+{
+	byte *pins_ = (byte *)malloc(3);
+    pins_[0] = pinRed;
+    pins_[1] = pinGreen;
+    pins_[2] = pinBlue;
+
+    initBP(1, pins_);
+}
+
+void AlaLedRgb::initBP(int numLeds, byte *pins)
+{
+	this->driver = ALA_BP;
+	this->numLeds = numLeds;
+	this->pins = pins;
+
+	for (int x=0; x<3*numLeds ; x++)
+	{
+		pinMode(pins[x], OUTPUT);
+	}
+
+	// allocate and clear leds array
+	leds = (AlaColor *)malloc(3*numLeds);
+	memset(leds, 0, 3*numLeds);
+}
+
 void AlaLedRgb::initTLC5940(int numLeds, byte *pins)
 {
 	this->driver = ALA_TLC5940;
@@ -151,6 +177,8 @@ void AlaLedRgb::setAnimation(AlaSeq animSeq[])
 	this->animSeq = animSeq;
 
 	// initialize animSeqDuration and animSeqLen variables
+	currAnim = 0;
+	lastRefreshTime = 0;
     animSeqDuration = 0;
     for(animSeqLen=0; animSeq[animSeqLen].animation!=ALA_ENDSEQ; animSeqLen++)
     {
@@ -233,6 +261,15 @@ bool AlaLedRgb::runAnimation()
 				neopixels->setPixelColor(i, neopixels->Color((leds[i].r*maxOut.r)>>8, (leds[i].g*maxOut.g)>>8, (leds[i].b*maxOut.b)>>8));
 
 			neopixels->show();
+		}else if(driver==ALA_BP)
+		{
+			for(int i=0; i<numLeds; i++)
+			{
+				int j = 3*i;
+				analogWrite(pins[j],   255-((leds[i].r*maxOut.r)>>8));
+				analogWrite(pins[j+1], 255-((leds[i].g*maxOut.g)>>8));
+				analogWrite(pins[j+2], 255-((leds[i].b*maxOut.b)>>8));
+			}
 		}
 	}
 

src/AlaLedRgb.h

@@ -18,6 +18,8 @@ class AlaLedRgb
 
 	void initPWM(byte pinsRed, byte pinGreen, byte pinBlue);
 	void initPWM(int numLeds, byte *pins);
+	void initBP(byte pinsRed, byte pinGreen, byte pinBlue);
+	void initBP(int numLeds, byte *pins);
 	void initTLC5940(int numLeds, byte *pins);
 
     /**
@@ -115,4 +117,4 @@ class AlaLedRgb
 };
 
 
-#endif
+#endif