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Effects.h
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/*
* Aurora: https://github.com/pixelmatix/aurora
* Copyright (c) 2014 Jason Coon
*
* Portions of this code are adapted from "Funky Clouds" by Stefan Petrick: https://gist.github.com/anonymous/876f908333cd95315c35
* Portions of this code are adapted from "NoiseSmearing" by Stefan Petrick: https://gist.github.com/StefanPetrick/9ee2f677dbff64e3ba7a
* Copyright (c) 2014 Stefan Petrick
* http://www.stefan-petrick.de/wordpress_beta
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef Effects_H
#define Effects_H
/* ---------------------------- GLOBAL CONSTANTS ----------------------------- */
//const int MATRIX_CENTER_X = MATRIX_WIDTH / 2;
//const int MATRIX_CENTER_Y = MATRIX_HEIGHT / 2;
// US vs GB, huh? :)
//const byte MATRIX_CENTRE_X = MATRIX_CENTER_X - 1;
//const byte MATRIX_CENTRE_Y = MATRIX_CENTER_Y - 1;
//#define MATRIX_CENTRE_X MATRIX_CENTER_X
//#define MATRIX_CENTRE_Y MATRIX_CENTER_Y
const uint16_t NUM_LEDS = (MATRIX_WIDTH * MATRIX_HEIGHT) + 1; // one led spare to capture out of bounds
// forward declaration
uint16_t XY16( uint16_t x, uint16_t y);
// AuroraDrop Additions: canvas forward declarations
//uint16_t CANVAS_FULL( uint16_t x, uint16_t y); // full width canvas
uint16_t CANVAS_HALF( uint16_t x, uint16_t y); // half width
//uint16_t CANVAS_QUARTER( uint16_t x, uint16_t y); // quarter
/* Convert x,y co-ordinate to flat array index.
* x and y positions start from 0, so must not be >= 'real' panel width or height
* (i.e. 64 pixels or 32 pixels.). Max value: MATRIX_WIDTH-1 etc.
* Ugh... uint8_t - really??? this weak method can't cope with 256+ pixel matrixes :(
*/
uint16_t XY( uint8_t x, uint8_t y)
{
return XY16(x, y);
}
/**
* The one for 256+ matrixes
* otherwise this:
* for (uint8_t i = 0; i < MATRIX_WIDTH; i++) {}
* turns into an infinite loop
*/
uint16_t XY16( uint16_t x, uint16_t y)
{
if( x >= MATRIX_WIDTH) return 0;
if( y >= MATRIX_HEIGHT) return 0;
#ifdef USE_LEDSTRIP
if (SERPENTINE) {
if(x & 0x1) { // is X odd
return x * MATRIX_HEIGHT + (MATRIX_HEIGHT -1 - y) ;
}
else { // x is even
return x * MATRIX_HEIGHT + y;
}
}
else {
return (y * MATRIX_WIDTH) + x + 1; // everything offset by one to capute out of bounds stuff - never displayed by ShowFrame()
}
#else
return (y * MATRIX_WIDTH) + x + 1; // everything offset by one to capute out of bounds stuff - never displayed by ShowFrame()
#endif
}
uint8_t beatcos8(accum88 beats_per_minute, uint8_t lowest = 0, uint8_t highest = 255, uint32_t timebase = 0, uint8_t phase_offset = 0)
{
uint8_t beat = beat8(beats_per_minute, timebase);
uint8_t beatcos = cos8(beat + phase_offset);
uint8_t rangewidth = highest - lowest;
uint8_t scaledbeat = scale8(beatcos, rangewidth);
uint8_t result = lowest + scaledbeat;
return result;
}
uint8_t mapsin8(uint8_t theta, uint8_t lowest = 0, uint8_t highest = 255) {
uint8_t beatsin = sin8(theta);
uint8_t rangewidth = highest - lowest;
uint8_t scaledbeat = scale8(beatsin, rangewidth);
uint8_t result = lowest + scaledbeat;
return result;
}
uint8_t mapcos8(uint8_t theta, uint8_t lowest = 0, uint8_t highest = 255) {
uint8_t beatcos = cos8(theta);
uint8_t rangewidth = highest - lowest;
uint8_t scaledbeat = scale8(beatcos, rangewidth);
uint8_t result = lowest + scaledbeat;
return result;
}
// Array of temperature readings at each simulation cell
//byte heat[NUM_LEDS]; // none of the currently enabled effects uses this
uint32_t noise_x;
uint32_t noise_y;
uint32_t noise_z;
uint32_t noise_scale_x;
uint32_t noise_scale_y;
//uint8_t noise[MATRIX_WIDTH][MATRIX_HEIGHT];
uint8_t **noise = nullptr; // we will allocate mem later
uint8_t noisesmoothing;
class Effects {
public:
CRGB *leds;
//CRGB leds[NUM_LEDS];
//CRGB leds2[NUM_LEDS]; // Faptastic: getting rid of this and any dependant effects or algos. to save memory 24*64*32 bytes of ram (50k).
// AuroraDrop: adding new for canvases
//CRGB *canvasF; // full size
CRGB *canvasH; // half width canvas no.1
CRGB *canvasH2; // half width canvas no.2
CRGB *canvasQ; // quarter
#ifdef USE_TTGO_TFT
uint16_t tftChunk[96*64];
#endif
#ifdef USE_TTGO_WATCH
uint16_t watchChunk[240*24]; // 10 strips 240px by 24px
#endif
Effects(){
// we do dynamic allocation for leds buffer, otherwise esp32 toolchain can't link static arrays of such a big size for 256+ matrixes
leds = (CRGB *)malloc(NUM_LEDS * sizeof(CRGB));
//canvasF = (CRGB *)malloc(NUM_LEDS * sizeof(CRGB));
canvasH = (CRGB *)malloc(NUM_LEDS * sizeof(CRGB) / 4);
canvasH2 = (CRGB *)malloc(NUM_LEDS * sizeof(CRGB) / 4);
canvasQ = (CRGB *)malloc(NUM_LEDS * sizeof(CRGB) / 16);
// allocate mem for noise effect
// (there should be some guards for malloc errors eventually)
noise = (uint8_t **)malloc(MATRIX_WIDTH * sizeof(uint8_t *));
for (int i = 0; i < MATRIX_WIDTH; ++i) {
noise[i] = (uint8_t *)malloc(MATRIX_HEIGHT * sizeof(uint8_t));
}
ClearFrame();
//dma_display->clearScreen();
}
~Effects(){
free(leds);
//free(canvasF);
free(canvasH);
free(canvasH2);
free(canvasQ);
for (int i = 0; i < MATRIX_WIDTH; ++i) {
free(noise[i]);
}
free(noise);
}
/* The only 'framebuffer' we have is what is contained in the leds and leds2 variables.
* We don't store what the color a particular pixel might be, other than when it's turned
* into raw electrical signal output gobbly-gook (i.e. the DMA matrix buffer), but this * is not reversible.
*
* As such, any time these effects want to write a pixel color, we first have to update
* the leds or leds2 array, and THEN write it to the RGB panel. This enables us to 'look up' the array to see what a pixel color was previously, each drawFrame().
*/
void drawBackgroundFastLEDPixelCRGB(int16_t x, int16_t y, CRGB color)
{
leds[XY(x, y)] = color;
//dma_display->drawPixelRGB888(x, y, color.r, color.g, color.b);
}
// write one pixel with the specified color from the current palette to coordinates
void Pixel(int x, int y, uint8_t colorIndex, uint8_t brightness = 255) {
leds[XY(x, y)] = ColorFromCurrentPalette(colorIndex, brightness);
//dma_display->drawPixelRGB888(x, y, temp.r, temp.g, temp.b); // now draw it?
}
void PrepareFrame() {
// leds = (CRGB*) backgroundLayer.backBuffer();
}
void ShowFrame() {
#if (FASTLED_VERSION >= 3001000)
nblendPaletteTowardPalette(currentPalette, targetPalette, 24); // was commented out
#else
currentPalette = targetPalette;
#endif
// backgroundLayer.swapBuffers();
// leds = (CRGB*) backgroundLayer.backBuffer();
// LEDS.countFPS();
#ifdef USE_HUB75
for (int y=0; y<MATRIX_HEIGHT; ++y){
for (int x=0; x<MATRIX_WIDTH; ++x){
//Serial.printf("Flushing x, y coord %d, %d\n", x, y);
uint16_t _pixel = XY16(x,y);
dma_display->drawPixelRGB888( x, y, leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
} // end loop to copy fast led to the dma matrix
}
#endif
#ifdef USE_LEDSTRIP
FastLED.show();
#endif
#ifdef USE_TTGO_TFT
/*
// slow pixel by pixel drawing
for (uint8_t x=0; x<MATRIX_WIDTH; x=x+1) {
for (uint8_t y=0; y<MATRIX_HEIGHT; y=y+1) {
uint16_t _pixel = XY16(x,y);
uint16_t col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
#ifdef TFT_PANEL_FAST_DRAW
//tft->drawPixel(x, y, col);
tft->drawPixel((x*3)+24, (y*2)+3, col); // draw one pixel
#else
tft->drawRect((x*3)+24, (y*2)+3, 3, 2, col); // draw all pixels
#endif
//xxx1[XY16(x,y)] = col;
}
}
*/
// latest attempt , pfff memory
uint16_t i;
uint16_t _pixel;
uint16_t col;
uint16_t offsetx = (240 - (96*2)) / 2;
uint16_t offsety = (135 - (64*2)) / 2;
i = 0;
for (uint16_t y=0;y<32;y++) {
for (uint16_t x=0;x<32;x++) {
_pixel = XY16(x,y);
col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
tftChunk[i] = col;
tftChunk[i+1] = col;
tftChunk[i+2] = col;
tftChunk[i+96] = col;
tftChunk[i+1+96] = col;
tftChunk[i+2+96] = col;
i = i + 3;
if (x >=31) i = i + 96;
}
}
tft->pushRect(0 + offsetx, 0 + offsety, 96, 64, tftChunk);
i = 0;
for (uint16_t y=0;y<32;y++) {
for (uint16_t x=32;x<64;x++) {
_pixel = XY16(x,y);
col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
tftChunk[i] = col;
tftChunk[i+1] = col;
tftChunk[i+2] = col;
tftChunk[i+96] = col;
tftChunk[i+1+96] = col;
tftChunk[i+2+96] = col;
i = i + 3;
if (x >=63) i = i + 96;
}
}
tft->pushRect(96 + offsetx, 0 + offsety, 96, 64, tftChunk);
i = 0;
for (uint16_t y=32;y<64;y++) {
for (uint16_t x=0;x<32;x++) {
_pixel = XY16(x,y);
col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
tftChunk[i] = col;
tftChunk[i+1] = col;
tftChunk[i+2] = col;
tftChunk[i+96] = col;
tftChunk[i+1+96] = col;
tftChunk[i+2+96] = col;
i = i + 3;
if (x >=31) i = i + 96;
}
}
tft->pushRect(0 + offsetx, 64 + offsety, 96, 64,tftChunk);
i = 0;
for (uint16_t y=32;y<64;y++) {
for (uint16_t x=32;x<64;x++) {
_pixel = XY16(x,y);
col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
tftChunk[i] = col;
tftChunk[i+1] = col;
tftChunk[i+2] = col;
tftChunk[i+96] = col;
tftChunk[i+1+96] = col;
tftChunk[i+2+96] = col;
i = i + 3;
if (x >=63) i = i + 96;
}
}
tft->pushRect(96 + offsetx, 64 + offsety, 96, 64, tftChunk);
/*
// test - working example
//uint16_t i;
int half = MATRIX_WIDTH / 2;
int q = MATRIX_WIDTH / 4;
// map top left quarter to array
i = 0;
for (uint16_t y=0;y<64;y++) {
for (uint16_t x=0;x<64;x++) {
uint16_t _pixel = XY16(x,y);
uint16_t col = tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
xxx1[i] = col;
i++;
}
}
//tft->pushRect(64,64,64,64,xxx1);//(0, row, w, 1, awColors);
//tft->pushRect(0,0,64,64,xxx1);//(0, row, w, 1, awColors);
//tft->pushRect(0,64,64,64,xxx1);//(0, row, w, 1, awColors);
//tft->pushRect(64,0,64,64,xxx1);//(0, row, w, 1, awColors);
//tft->pushRect(64,64,64,64,xxx1);//(0, row, w, 1, awColors);
//tft->pushRect(128,0,64,64,xxx1);//(0, row, w, 1, awColors);
tft->pushRect(128,64,64,64,xxx1);//(0, row, w, 1, awColors);
*/
/*
uint16_t i = 0;
tft->startWrite();
tft->setAddrWindow(0, 0, 240, 135); //new Adafruit
uint32_t mcu_pixels = 240 * 135;
while (mcu_pixels--) {
uint16_t color = tft->color565(leds[i].r, leds[i].g, leds[i].b);
color = (color >> 8) | (color << 8);
tft->pushColor(color);
i++;
}
tft->endWrite();
*/
#endif
#ifdef USE_TTGO_WATCH
uint16_t i;
uint16_t _pixel;
uint16_t col;
// split into 10 slices
for (uint16_t slice=0; slice<10; slice++) {
i = 0;
for (uint16_t y=slice*(MATRIX_HEIGHT/10);y<(slice*(MATRIX_HEIGHT/10))+6;y++) {
for (uint16_t x=0;x<MATRIX_WIDTH;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+3] = 0x0; // col;
watchChunk[i+240] = col;
watchChunk[i+1+240] = col;
watchChunk[i+2+240] = col;
watchChunk[i+3+240] = 0x0; // col;
// leave one line blank?
watchChunk[i+480] = col;
watchChunk[i+1+480] = col;
watchChunk[i+2+480] = 0x0; // col;
watchChunk[i+3+480] = 0x0; // col;
watchChunk[i+720] = 0x0; // col;
watchChunk[i+1+720] = 0x0; // col;
watchChunk[i+2+720] = 0x0; // col;
watchChunk[i+3+720] = 0x0; // col;
i = i + 4;
}
i = i + (240 * 3);
}
ttgo->tft->pushRect(0, slice*24, 240, 24, watchChunk);
}
/*
i = 0;
for (uint16_t y=0;y<MATRIX_CENTER_Y;y++) {
for (uint16_t x=MATRIX_CENTER_X;x<MATRIX_WIDTH;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_WIDTH-1) i = i + 96;
}
}
ttgo->tft->pushRect(96 + offsetx, 0 + offsety, 96, 64, watchChunk);
i = 0;
for (uint16_t y=MATRIX_CENTER_Y;y<MATRIX_HEIGHT;y++) {
for (uint16_t x=0;x<MATRIX_CENTER_X;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_CENTER_X-1) i = i + 96;
}
}
ttgo->tft->pushRect(0 + offsetx, 64 + offsety, 96, 64,watchChunk);
i = 0;
for (uint16_t y=MATRIX_CENTER_Y;y<MATRIX_HEIGHT;y++) {
for (uint16_t x=MATRIX_CENTER_X;x<MATRIX_WIDTH;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_WIDTH-1) i = i + 96;
}
}
ttgo->tft->pushRect(96 + offsetx, 64 + offsety, 96, 64, watchChunk);
*/
/* WORKING
// latest attempt , pfff memory
uint16_t i;
uint16_t _pixel;
uint16_t col;
uint16_t offsetx = (240 - (96*2)) / 2;
uint16_t offsety = (240 - (64*2)) / 2;
//uint16_t offsetx = (240 - (120*2)) / 2;
//uint16_t offsety = (240 - (120*2)) / 2;
i = 0;
for (uint16_t y=0;y<MATRIX_CENTER_Y;y++) {
for (uint16_t x=0;x<MATRIX_CENTER_X;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >= MATRIX_CENTER_X-1) i = i + 96;
}
}
ttgo->tft->pushRect(0 + offsetx, 0 + offsety, 96, 64, watchChunk);
i = 0;
for (uint16_t y=0;y<MATRIX_CENTER_Y;y++) {
for (uint16_t x=MATRIX_CENTER_X;x<MATRIX_WIDTH;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_WIDTH-1) i = i + 96;
}
}
ttgo->tft->pushRect(96 + offsetx, 0 + offsety, 96, 64, watchChunk);
i = 0;
for (uint16_t y=MATRIX_CENTER_Y;y<MATRIX_HEIGHT;y++) {
for (uint16_t x=0;x<MATRIX_CENTER_X;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_CENTER_X-1) i = i + 96;
}
}
ttgo->tft->pushRect(0 + offsetx, 64 + offsety, 96, 64,watchChunk);
i = 0;
for (uint16_t y=MATRIX_CENTER_Y;y<MATRIX_HEIGHT;y++) {
for (uint16_t x=MATRIX_CENTER_X;x<MATRIX_WIDTH;x++) {
_pixel = XY16(x,y);
col = ttgo->tft->color565(leds[_pixel].r, leds[_pixel].g, leds[_pixel].b);
col = (col >> 8) | (col << 8);
watchChunk[i] = col;
watchChunk[i+1] = col;
watchChunk[i+2] = col;
watchChunk[i+96] = col;
watchChunk[i+1+96] = col;
watchChunk[i+2+96] = col;
i = i + 3;
if (x >=MATRIX_WIDTH-1) i = i + 96;
}
}
ttgo->tft->pushRect(96 + offsetx, 64 + offsety, 96, 64, watchChunk);
*/
#endif
}
// scale the brightness of the screenbuffer down
void DimAll(byte value)
{
for (int i = 0; i < NUM_LEDS; i++)
{
leds[i].nscale8(value);
}
}
// scale the brightness of the screenbuffer down
void DimPixel(CRGB *canvas, int led, byte value)
{
canvas[led].nscale8(value);
}
void ClearFrame()
{
memset(leds, 0x00, NUM_LEDS * sizeof(CRGB)); // flush
}
/*
void CircleStream(uint8_t value) {
DimAll(value); ShowFrame();
for (uint8_t offset = 0; offset < MATRIX_CENTER_X; offset++) {
boolean hasprev = false;
uint16_t prevxy = 0;
for (uint8_t theta = 0; theta < 255; theta++) {
uint8_t x = mapcos8(theta, offset, (MATRIX_WIDTH - 1) - offset);
uint8_t y = mapsin8(theta, offset, (MATRIX_HEIGHT - 1) - offset);
uint16_t xy = XY(x, y);
if (hasprev) {
leds[prevxy] += leds[xy];
}
prevxy = xy;
hasprev = true;
}
}
for (uint8_t x = 0; x < MATRIX_WIDTH; x++) {
for (uint8_t y = 0; y < MATRIX_HEIGHT; y++) {
uint16_t xy = XY(x, y);
leds[xy] = leds2[xy];
leds[xy].nscale8(value);
leds2[xy].nscale8(value);
}
}
}
*/
// palettes
static const int paletteCount = 10;
int paletteIndex = -1;
TBlendType currentBlendType = LINEARBLEND;
CRGBPalette16 currentPalette;
CRGBPalette16 targetPalette;
char* currentPaletteName;
static const int HeatColorsPaletteIndex = 6;
static const int RandomPaletteIndex = 9;
CRGBPalette16 AllRed_p = {
CRGB::Red,
CRGB::DarkRed,
CRGB::DarkRed,
CRGB::Red,
CRGB::DarkRed,
CRGB::DarkRed,
CRGB::Red,
CRGB::DarkRed,
CRGB::Red,
CRGB::DarkRed,
CRGB::Red,
CRGB::DarkRed,
CRGB::Red,
CRGB::DarkRed,
CRGB::Red,
CRGB::Gray
};
void Setup() {
currentPalette = RainbowColors_p;
currentPalette = AllRed_p;
loadPalette(0);
NoiseVariablesSetup();
}
void CyclePalette(int offset = 1) {
loadPalette(paletteIndex + offset);
}
void RandomPalette() {
loadPalette(RandomPaletteIndex);
}
void loadPalette(int index) {
// override for testing
//setupYellowBluePalette();
//currentPaletteName = (char *)"YellowBlue";
//return;
paletteIndex = index;
if (paletteIndex >= paletteCount)
paletteIndex = 0;
else if (paletteIndex < 0)
paletteIndex = paletteCount - 1;
switch (paletteIndex) {
case 0:
targetPalette = RainbowColors_p;
currentPaletteName = (char *)"Rainbow";
break;
//case 1:
// targetPalette = RainbowStripeColors_p;
// currentPaletteName = (char *)"RainbowStripe";
// break;
case 1:
targetPalette = OceanColors_p;
currentPaletteName = (char *)"Ocean";
break;
case 2:
targetPalette = CloudColors_p;
currentPaletteName = (char *)"Cloud";
break;
case 3:
targetPalette = ForestColors_p;
currentPaletteName = (char *)"Forest";
break;
case 4:
targetPalette = PartyColors_p;
currentPaletteName = (char *)"Party";
break;
case 5:
setupYellowBluePalette();
currentPaletteName = (char *)"YellowBlue";
//setupGrayscalePalette();
//currentPaletteName = (char *)"Greyscale";
break;
case HeatColorsPaletteIndex:
targetPalette = HeatColors_p;
currentPaletteName = (char *)"Heat";
break;
case 7:
targetPalette = LavaColors_p;
currentPaletteName = (char *)"Lava";
break;
case 8:
setupIcePalette();
currentPaletteName = (char *)"Ice";
break;
case RandomPaletteIndex:
loadPalette(random(0, paletteCount - 1));
paletteIndex = RandomPaletteIndex;
currentPaletteName = (char *)"Random";
break;
}
}
void setPalette(String paletteName) {
if (paletteName == "Rainbow")
loadPalette(0);
//else if (paletteName == "RainbowStripe")
// loadPalette(1);
else if (paletteName == "Ocean")
loadPalette(1);
else if (paletteName == "Cloud")
loadPalette(2);
else if (paletteName == "Forest")
loadPalette(3);
else if (paletteName == "Party")
loadPalette(4);
else if (paletteName == "YellowBlue")
loadPalette(5);
//else if (paletteName == "Grayscale")
// loadPalette(5);
else if (paletteName == "Heat")
loadPalette(6);
else if (paletteName == "Lava")
loadPalette(7);
else if (paletteName == "Ice")
loadPalette(8);
else if (paletteName == "Random")
RandomPalette();
}
void listPalettes() {
Serial.println(F("{"));
Serial.print(F(" \"count\": "));
Serial.print(paletteCount);
Serial.println(",");
Serial.println(F(" \"results\": ["));
String paletteNames [] = {
"Rainbow",
// "RainbowStripe",
"Ocean",
"Cloud",
"Forest",
"Party",
"YellowBlue", //"Grayscale",
"Heat",
"Lava",
"Ice",
"Random"
};
for (int i = 0; i < paletteCount; i++) {
Serial.print(F(" \""));
Serial.print(paletteNames[i]);
if (i == paletteCount - 1)
Serial.println(F("\""));
else
Serial.println(F("\","));
}
Serial.println(" ]");
Serial.println("}");
}
void setupYellowBluePalette() {
targetPalette = CRGBPalette16(CRGB::Purple, CRGB::Blue, CRGB::Purple, CRGB::Blue);
//targetPalette = {CRGB::Yellow, CRGB::Blue, CRGB::Yellow, CRGB::Blue, CRGB::Yellow, CRGB::Blue, CRGB::Yellow, CRGB::Blue};
//targetPalette = {CRGB::Purple, CRGB::MediumPurple, CRGB::Yellow, CRGB::Purple, CRGB::MediumPurple, CRGB::Yellow};
}
void setupGrayscalePalette() {
// looks poor sometimes, don't use
targetPalette = CRGBPalette16(CRGB::Black, CRGB::White);
}
void setupIcePalette() {
targetPalette = CRGBPalette16(CRGB::Black, CRGB::Blue, CRGB::Aqua, CRGB::White);
}
// Oscillators and Emitters
// the oscillators: linear ramps 0-255
byte osci[6];
// sin8(osci) swinging between 0 to MATRIX_WIDTH - 1
byte p[6];
// set the speeds (and by that ratios) of the oscillators here
void MoveOscillators() {
osci[0] = osci[0] + 5;
osci[1] = osci[1] + 2;
osci[2] = osci[2] + 3;
osci[3] = osci[3] + 4;
osci[4] = osci[4] + 1;
if (osci[4] % 2 == 0)
osci[5] = osci[5] + 1; // .5
for (int i = 0; i < 4; i++) {
p[i] = map8(sin8(osci[i]), 0, MATRIX_WIDTH - 1); //why? to keep the result in the range of 0-MATRIX_WIDTH (matrix size)
}
}
// All the caleidoscope functions work directly within the screenbuffer (leds array).
// Draw whatever you like in the area x(0-15) and y (0-15) and then copy it arround.
// rotates the first 16x16 quadrant 3 times onto a 32x32 (+90 degrees rotation for each one)
void Caleidoscope1() {
for (int x = 0; x < MATRIX_CENTER_X; x++) {
for (int y = 0; y < MATRIX_CENTER_Y; y++) {
leds[XY16(MATRIX_WIDTH - 1 - x, y)] = leds[XY16(x, y)];
leds[XY16(MATRIX_WIDTH - 1 - x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(x, y)];
leds[XY16(x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(x, y)];
}
}
}
// mirror the first 16x16 quadrant 3 times onto a 32x32
void Caleidoscope2() {
if (MATRIX_WIDTH == MATRIX_HEIGHT) {
for (int x = 0; x < MATRIX_CENTER_X; x++) {
for (int y = 0; y < MATRIX_CENTER_Y; y++) {
leds[XY16(MATRIX_WIDTH - 1 - x, y)] = leds[XY16(y, x)];
leds[XY16(x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(y, x)];
leds[XY16(MATRIX_WIDTH - 1 - x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(x, y)];
}
}
}
else {
// TODO : fix this
for (int x = 0; x < MATRIX_CENTER_X; x++) {
for (int y = 0; y < MATRIX_CENTER_Y; y++) {
leds[XY16(MATRIX_WIDTH - 1 - x, y)] = leds[XY16(x, y)];
leds[XY16(x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(x, y)];
leds[XY16(MATRIX_WIDTH - 1 - x, MATRIX_HEIGHT - 1 - y)] = leds[XY16(x, y)];
}
}
}
}
// copy one diagonal triangle into the other one within a 16x16
void Caleidoscope3() {
for (int x = 0; x <= MATRIX_CENTER_X && x < MATRIX_HEIGHT; x++) {
for (int y = 0; y <= x && y<MATRIX_HEIGHT; y++) {
leds[XY16(x, y)] = leds[XY16(y, x)];
}
}
}
// copy one diagonal triangle into the other one within a 16x16 (90 degrees rotated compared to Caleidoscope3)
void Caleidoscope4() {
for (int x = 0; x <= MATRIX_CENTER_X; x++) {
for (int y = 0; y <= MATRIX_CENTER_Y - x; y++) {
leds[XY16(MATRIX_CENTER_Y - y, MATRIX_CENTER_X - x)] = leds[XY16(x, y)];
}
}
}
// copy one diagonal triangle into the other one within a 8x8
void Caleidoscope5() {
for (int x = 0; x < MATRIX_WIDTH / 4; x++) {
for (int y = 0; y <= x && y<=MATRIX_HEIGHT; y++) {
leds[XY16(x, y)] = leds[XY16(y, x)];
}
}
for (int x = MATRIX_WIDTH / 4; x < MATRIX_WIDTH / 2; x++) {
for (int y = MATRIX_HEIGHT / 4; y >= 0; y--) {
leds[XY16(x, y)] = leds[XY16(y, x)];
}
}
}
void Caleidoscope6() {
for (int x = 1; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 7)] = leds[XY16(x, 0)];
} //a
for (int x = 2; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 6)] = leds[XY16(x, 1)];
} //b
for (int x = 3; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 5)] = leds[XY16(x, 2)];
} //c
for (int x = 4; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 4)] = leds[XY16(x, 3)];
} //d
for (int x = 5; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 3)] = leds[XY16(x, 4)];
} //e
for (int x = 6; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 2)] = leds[XY16(x, 5)];
} //f
for (int x = 7; x < MATRIX_CENTER_X; x++) {
leds[XY16(7 - x, 1)] = leds[XY16(x, 6)];
} //g
}
// create a square twister to the left or counter-clockwise
// x and y for center, r for radius
// AuroraDrop extension: CanvasId, 0=default/main canvas, 1=temporary 32x32 canvas1, 2=1=temporary 32x32 canvas1
void SpiralStream(int x, int y, int r, byte dimm, uint8_t CanvasId = 0) {
switch (CanvasId) {
case 1:
// apply effect to temporary quarter sized array 1
break;
case 2:
// apply effect to temporary quarter sized array 1
break;
default:
// standard, apply effect to main effects array
for (int d = r; d >= 0; d--) { // from the outside to the inside
for (int i = x - d; i <= x + d; i++) {
leds[XY16(i, y - d)] += leds[XY16(i + 1, y - d)]; // lowest row to the right
leds[XY16(i, y - d)].nscale8(dimm);
}
for (int i = y - d; i <= y + d; i++) {
leds[XY16(x + d, i)] += leds[XY16(x + d, i + 1)]; // right colum up
leds[XY16(x + d, i)].nscale8(dimm);
}
for (int i = x + d; i >= x - d; i--) {
leds[XY16(i, y + d)] += leds[XY16(i - 1, y + d)]; // upper row to the left
leds[XY16(i, y + d)].nscale8(dimm);
}
for (int i = y + d; i >= y - d; i--) {
leds[XY16(x - d, i)] += leds[XY16(x - d, i - 1)]; // left colum down
leds[XY16(x - d, i)].nscale8(dimm);
}
}
break;
}
}
// TONY create a square twister to the right or clockwise
// x and y for center, r for radius
void SpiralStreamVer2(int x, int y, int r, byte dimm) {
for (int d = 0; d < r; d++) { // from the outside to the inside
for (int i = x + d; i >= x - d; i--) {
leds[XY16(i, y - d)] += leds[XY16(i + 1, y - d)]; // lowest row to the right
leds[XY16(i, y - d)].nscale8(dimm);
}
for (int i = y + d; i >= y - d; i--) {
leds[XY16(x + d, i)] += leds[XY16(x + d, i + 1)]; // right colum up
leds[XY16(x + d, i)].nscale8(dimm);
}
for (int i = x - d; i <= x + d; i++) {
leds[XY16(i, y + d)] += leds[XY16(i - 1, y + d)]; // upper row to the left
leds[XY16(i, y + d)].nscale8(dimm);
}
for (int i = y - d; i <= y + d; i++) {
leds[XY16(x - d, i)] += leds[XY16(x - d, i - 1)]; // left colum down
leds[XY16(x - d, i)].nscale8(dimm);
}
}
}
// expand everything within a circle
void Expand(int centerX, int centerY, int radius, byte dimm) {
if (radius == 0)
return;
int currentRadius = radius;
while (currentRadius > 0) {