User manual

IDUINO for maker’s life
www.openplatform.cc
dist(float a, float b, float c, float d)
{
return sqrt((c-a)*(c-a)+(d-b)*(d-b));
}
void
plasma_morph()
{
unsigned char x,y;
float value;
ColorRGB colorRGB;
ColorHSV colorHSV;
for(y = 0; y < ColorduinoScreenHeight; y++)
for(x = 0; x < ColorduinoScreenWidth; x++) {
{
value = sin(dist(x + paletteShift, y, 128.0, 128.0) / 8.0)
+ sin(dist(x, y, 64.0, 64.0) / 8.0)
+ sin(dist(x, y + paletteShift / 7, 192.0, 64) / 7.0)
+ sin(dist(x, y, 192.0, 100.0) / 8.0);
colorHSV.h=(unsigned char)((value) * 128)&0xff;
colorHSV.s=255;
colorHSV.v=255;
HSVtoRGB(&colorRGB, &colorHSV);
Colorduino.SetPixel(x, y, colorRGB.r, colorRGB.g, colorRGB.b);
}
}
paletteShift++;
Colorduino.FlipPage(); // swap screen buffers to show it
}
void ColorFill(unsigned char R,unsigned char G,unsigned char B)
{
PixelRGB *p = Colorduino.GetPixel(0,0);
for (unsigned char y=0;y<ColorduinoScreenWidth;y++) {
for(unsigned char x=0;x<ColorduinoScreenHeight;x++) {
p->r = R;
p->g = G;
p->b = B;
p++;
}