added FadeIn example

examples/FadeIn/FadeIn.pde

@@ -0,0 +1,50 @@
+/**
+ *
+ * Example: FadeIn
+ *
+ * This examples shows how you can set lights to fade to a value
+ * So instead of instantly changing the colour it softly moves that colour for nicer transitions
+ * Assumes you have connected a typical RGB can light where channel 0 is master fader and channel 1 is red (or white)
+ */
+
+import com.jaysonh.dmx4artists.*;
+
+DMXControl dmx;
+
+int numDmxChannels = 256; // number of channels we will use
+
+int lightAddress  = 1;
+int lightChannels = 8;
+
+DMXFixture fixture;
+
+void setup()
+{
+   size( 600, 600 );
+
+   // Connect to the first dmx usb device available
+   dmx = new DMXControl( 0, numDmxChannels );
+
+   dmx.setFixtureFade( true );    // Enable the fixture value fading in
+   dmx.setFixtureFadeRate( 0.1 ); // (0.0-1.0) closer to 0 then the slower it will fade
+
+   fixture = new DMXFixture( this, lightAddress, lightChannels );
+   dmx.addFixture( fixture );
+}
+
+void draw()
+{
+    background( 0 );
+
+    // take the mouse pos and convert it to a number between 0 - 255
+    int brightness = ( int ) map( mouseX, 0, width, 0, 255 ); 
+
+}
+
+void mousePressed()
+{
+     int brightness = (int)random(0,255);
+    // Send the mapped value to the dmx channels 1 and 2 to control the light
+    fixture.sendValue( 1, brightness );
+    fixture.sendValue( 2, 255);
+}

src/com/jaysonh/dmx4artists/DMXControl.java

@@ -173,8 +173,6 @@ public void updateFixtures()
 	            		dmxData[ channel + fixture.getAddress() - 1 ] = (byte)( (int)fixture.getParam( channel ).getValue());
 	            	}
               }
-
-              if( fixtures.size())
           }
       }
   }
@@ -188,13 +186,6 @@ public void updateFixtures()
    */
   public void sendValue(int channel, int value)
   {
-    /*if (channel > 0 && channel <= numChannels ) // Check channel is valid, first channel is always 1
-    {
-      dmxData[ channel - 1] = (byte)value;         // store the value in the dmx value
-    } else
-    {
-      System.out.println("Warning! Channel out of bounds, channel 0 not used"); // Print an error message
-    }*/
 	if (channel > 0 && channel <= numChannels ) // Check channel is valid, first channel is always 1
 	{
 	  	// get the channel value from the fixture, and convert to a byte to send
@@ -263,14 +254,9 @@ private void setupDevice( int numChannels )
    * 
    * @param status true/false to fade
    */
-  public void setFade( boolean status )
+  public void setFixtureFade( boolean status )
   {
 	  fadeVals = status;
-
-	  if(fadeVals)
-	  {
-
-	  }
   }
 
   /**
@@ -279,7 +265,7 @@ public void setFade( boolean status )
    * 
    * @param fadeVal - rate to fade into new value
    */
-  public void setFadeRate( float fadeVal )
+  public void setFixtureFadeRate( float fadeVal )
   {
 	  fadeRate = fadeVal;
   }