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MEORainbow.cpp
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MEORainbow.cpp
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/*
G35: An Arduino library for GE Color Effects G-35 holiday lights.
Copyright © 2011 The G35 Authors. Use, modification, and distribution are
subject to the BSD license as described in the accompanying LICENSE file.
By Mike Tsao <http://github.com/sowbug>.
and Mark Ortiz
and Adafruit
See README for complete attributions.
*/
#include <MEORainbow.h>
MEORainbow::MEORainbow(MEOG35& g35, uint8_t pattern) : MEOLightProgram(g35, pattern), wait_(0), pattern_(pattern), step_(0)
{
}
uint32_t MEORainbow::Do()
{
bool fourtyEight;
bool toggle;
toggle = true;
for (int i=0; i < light_count_; i++)
{
switch (pattern_ % 12)
{
case 0:
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineRG((i + step_) % 32));
break;
case 1:
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineGB((i + step_) % 32));
break;
case 2:
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineBR((i + step_) % 32));
break;
case 3:
fourtyEight = true;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::Wheel((i + step_) % 48));
break;
case 4: //spread across all lights (the more lights, the more noticable)
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineRG(((i * 32 / light_count_) + step_) % 32));
break;
case 5:
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineGB(((i * 32 / light_count_) + step_) % 32));
break;
case 6:
fourtyEight = false;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineBR(((i * 32 / light_count_) + step_) % 32));
break;
case 7:
fourtyEight = true;
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::Wheel(((i * 48 / light_count_) + step_) % 48));
break;
case 8: //interlaced
fourtyEight = false;
if (toggle)
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineRG((i + 16 + step_) % 32));
toggle = false;
} else
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineRG((i + step_) % 32));
toggle = true;
}
break;
case 9:
fourtyEight = false;
if (toggle)
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineGB((i + 16 + step_) % 32));
toggle = false;
} else
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineGB((i + step_) % 32));
toggle = true;
}
break;
case 10:
fourtyEight = false;
if (toggle)
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineBR((i + 16 + step_) % 32));
toggle = false;
} else
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::LineBR((i + step_) % 32));
toggle = true;
}
break;
case 11:
fourtyEight = true;
if (toggle)
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::Wheel((i + 24 + step_) % 48));
toggle = false;
} else
{
g35_.fill_color(i, 1, MEOG35::MAX_INTENSITY, MEORainbow::Wheel((i + step_) % 48));
toggle = true;
}
break;
}
}
//reset at end of wheel or line
step_++;
if (((step_ == 48) && fourtyEight) || ((step_ == 32) && !fourtyEight))
{
step_ = 0;
}
delay(wait_);
return bulb_frame_;
}
uint32_t MEORainbow::Wheel(uint16_t WheelPos)
{
byte r, g, b;
switch(WheelPos / 16)
{
case 0:
r = 15 - WheelPos % 16; // red down
g = WheelPos % 16; // green up
b = 0; // blue off
break;
case 1:
g = 15 - WheelPos % 16; // green down
b = WheelPos % 16; // blue up
r = 0; // red off
break;
case 2:
b = 15 - WheelPos % 16; // blue down
r = WheelPos % 16; // red up
g = 0; // green off
break;
}
return(COLOR(r,g,b));
}
uint32_t MEORainbow::LineRG(uint16_t WheelPos)
{
byte r, g, b;
switch(WheelPos / 16)
{
case 0:
r = 15 - WheelPos % 16; // red down
g = WheelPos % 16; // green up
b = 0; // blue off
break;
case 1:
r = WheelPos % 16; // red up
g = 15 - WheelPos % 16; // green down
b = 0; // blue off
break;
}
return(COLOR(r,g,b));
}
uint32_t MEORainbow::LineGB(uint16_t WheelPos)
{
byte r, g, b;
switch(WheelPos / 16)
{
case 0:
r = 0; // red off
g = 15 - WheelPos % 16; // green down
b = WheelPos % 16; // blue up
break;
case 1:
r = 0; // red off
g = WheelPos % 16; // green up
b = 15 - WheelPos % 16; // blue down
break;
}
return(COLOR(r,g,b));
}
uint32_t MEORainbow::LineBR(uint16_t WheelPos)
{
byte r, g, b;
switch(WheelPos / 16)
{
case 0:
r = WheelPos % 16; // red up
g = 0; // green off
b = 15 - WheelPos % 16; // blue down
break;
case 1:
r = 15 - WheelPos % 16; // red down
g = 0; // green off
b = WheelPos % 16; // blue up
break;
}
return(COLOR(r,g,b));
}