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Octopus 2D effect

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- by Stepko
This commit is contained in:
Blaz Kristan 2023-04-28 22:00:35 +02:00
parent 0aea75edb7
commit 2119d08543
2 changed files with 53 additions and 0 deletions
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52
wled00/FX.cpp
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@ -7495,6 +7495,57 @@ uint16_t mode_2Dsoap() {
}
static const char _data_FX_MODE_2DSOAP[] PROGMEM = "Soap@!,Smoothness;;!;2";
//Idea from https://www.youtube.com/watch?v=HsA-6KIbgto&ab_channel=GreatScott%21
//Octopus (https://editor.soulmatelights.com/gallery/671-octopus)
//Stepko and Sutaburosu
// adapted for WLED by @blazoncek
uint16_t mode_2Doctopus() {
if (!strip.isMatrix) return mode_static(); // not a 2D set-up
const uint16_t cols = SEGMENT.virtualWidth();
const uint16_t rows = SEGMENT.virtualHeight();
const uint8_t C_X = cols / 2;
const uint8_t C_Y = rows / 2;
const uint8_t mapp = 255 / cols;
typedef struct {
uint8_t angle;
uint8_t radius;
} map_t;
const size_t dataSize = SEGMENT.width() * SEGMENT.height() * sizeof(map_t); // prevent reallocation if mirrored or grouped
if (!SEGENV.allocateData(dataSize)) return mode_static(); //allocation failed
map_t *rMap = reinterpret_cast<map_t*>(SEGENV.data);
if (SEGENV.call == 0) {
SEGENV.aux0 = 0; // t
for (int x = -C_X; x < C_X + (cols % 2); x++) {
for (int y = -C_Y; y < C_Y + (rows % 2); y++) {
rMap[XY(x + C_X, y + C_Y)].angle = 128 * (atan2f(y, x) / PI);
rMap[XY(x + C_X, y + C_Y)].radius = hypotf(x, y) * mapp; //thanks Sutaburosu
}
}
}
SEGENV.aux0 += SEGMENT.speed / 32 + 1; // 1-8 range
for (uint8_t x = 0; x < cols; x++) {
for (uint8_t y = 0; y < rows; y++) {
byte angle = rMap[XY(x,y)].angle;
byte radius = rMap[XY(x,y)].radius;
//CRGB c = CHSV(SEGENV.aux0 / 2 - radius, 255, sin8(sin8((angle * 4 - radius) / 4 + SEGENV.aux0) + radius - SEGENV.aux0 * 2 + angle * (SEGMENT.custom3/3+1)));
uint16_t intensity = sin8(sin8((angle * 4 - radius) / 4 + SEGENV.aux0/2) + radius - SEGENV.aux0 + angle * (SEGMENT.custom3/4+1));
intensity = map(intensity*intensity, 0, 65535, 0, SEGMENT.intensity); // add a bit of non-linearity to brightness
CRGB c = ColorFromPalette(SEGPALETTE, SEGENV.aux0 / 2 - radius, intensity);
SEGMENT.setPixelColorXY(x, y, c);
}
}
return FRAMETIME;
}
static const char _data_FX_MODE_2DOCTOPUS[] PROGMEM = "Octopus@!,!,,,Legs;;!;2;ix=255";
#endif // WLED_DISABLE_2D
@ -7729,6 +7780,7 @@ void WS2812FX::setupEffectData() {
addEffect(FX_MODE_2DDNASPIRAL, &mode_2DDNASpiral, _data_FX_MODE_2DDNASPIRAL);
addEffect(FX_MODE_2DBLACKHOLE, &mode_2DBlackHole, _data_FX_MODE_2DBLACKHOLE);
addEffect(FX_MODE_2DSOAP, &mode_2Dsoap, _data_FX_MODE_2DSOAP);
addEffect(FX_MODE_2DOCTOPUS, &mode_2Doctopus, _data_FX_MODE_2DOCTOPUS);
addEffect(FX_MODE_2DAKEMI, &mode_2DAkemi, _data_FX_MODE_2DAKEMI); // audio
#endif // WLED_DISABLE_2D

1
wled00/FX.h
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@ -256,6 +256,7 @@
#define FX_MODE_2DDRIFTROSE 123 //gap fill
#define FX_MODE_2DDISTORTIONWAVES 124 //gap fill
#define FX_MODE_2DSOAP 125 //gap fill
#define FX_MODE_2DOCTOPUS 126 //gap fill
// WLED-SR effects (SR compatible IDs !!!)
#define FX_MODE_PIXELS 128