kasperkamperman

/* use this code in Arduino
  for (int i=0; i <NUM_LEDS; i++)
  { leds[i] = ColorFromPalette( currentPalette, map(i, 0, NUM_LEDS, 0, 255), brightness, map(i, 0, NUM_LEDS, 0, 255));
  }
*/

// blend doesn't seem to be implemented/necessary in CRGBPalette, so I left it out
// Probably this can be optimized? See questions in comments. 

CRGB ColorFromPalette( const CRGBPalette256& pal, uint8_t index, uint8_t brightness, uint8_t saturation)

kasperkamperman

// Gamma table HexaWS2811 placed at the bottom of the code 
// dim_curve placed at the bottom of the code
extern const uint8_t gammaTable[]; 
extern const uint8_t dim_curve[]; 

#include "FastLED.h"

#define NUM_LEDS 5
#define DATA_PIN 11

kasperkamperman

// Check: https://plus.google.com/+KasperKamperman/posts/NmCDNXUVHYs

// #include "FastLED.h"

uint8_t inputValues[7] = {0, 30, 64, 128, 192, 221, 255};

int contrastValue = 8;

void setup() {  
  Serial.begin(57600);

kasperkamperman

// get a colorname from a random color, for example to use as search string
// arrays can be filled with more descriptors
// a multidimensional array might be nice.
// Kasper Kamperman, 27-01-2015


// make sure the two arrays have the same length and the name describes the colorHex. 
color [] colorHex    = { #ff0000, #ffff00,  #00ff00, #00ffff, #0000ff, #ff00ff };
String [] colorName  = { "red",   "yellow", "green", "cyan",  "blue", "purple" };

kasperkamperman

// this code is not a working sketch

int   circularBufferSize;
int   circularBufferIndex;
int [][] circularBuffer;

circularBufferSize    = 512;
circularBufferIndex	  = 0;
circularBuffer        = new int [6][circularBufferSize];

kasperkamperman

/*
Problem. Why I see a light image of me, while I do a difference on exactly the same
images.

OpenCV for Processing 0.5.2 by Greg Borenstein http://gregborenstein.com
Using Java OpenCV 2.4.5.0

Processing 3.0a4
*/

kasperkamperman

import org.opencv.core.Mat;
import gab.opencv.*;
import processing.video.*;

Capture video;

OpenCV opencv;                      
    
Mat cvLastFrameMat;
Mat cvThisFrameMat;

kasperkamperman

/*
Frame Differencing example:
- including mirror effect
- you can place motion buttons on the screen
- in the setup we place the buttons in a grid. 
- you probably need to tweak some variables in the MotionButton class. 

Install the OpenCV for Processing library (Sketch > Import library):
https://github.com/atduskgreg/opencv-processing

kasperkamperman

/*
Face Detection example:
- including mirror effect
- track the position of the face

Install the OpenCV for Processing library (Sketch > Import library):
https://github.com/atduskgreg/opencv-processing

Check also the reference:
http://atduskgreg.github.io/opencv-processing/reference/

kasperkamperman

/*  Use ControlP5 annotations to make a control panel for FastLED. 
    Uses a protocol of 12 bytes. 
    
    Protocol description:
    https://drive.google.com/file/d/0B3Tn6oRmh71oS3FNQ2hsODVwS1E
    
    Arduino code:
    https://gist.github.com/kasperkamperman/7e827bb481dfcdb4cb52
*/