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Redo improved mode_drip

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- add palettes
- add fall rate slider
- increased gravity range
- => range varies from 'guess where the next drop falls' to 'raining cats and dogs'
This commit is contained in:
Ewowi
2022-09-11 12:35:26 +02:00
parent dc41d069ce
commit 0db513f0ee
1 changed files with 30 additions and 28 deletions
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58
wled00/FX.cpp
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@@ -3367,12 +3367,6 @@ uint16_t mode_exploding_fireworks(void)
static const char _data_FX_MODE_EXPLODING_FIREWORKS[] PROGMEM = "Fireworks 1D@Gravity,Firing side;!,!,;!=11;ix=128,1d,2d";
// float version of map()
static float mapf(float x, float in_min, float in_max, float out_min, float out_max){
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}
/*
* Drip Effect
* ported of: https://www.youtube.com/watch?v=sru2fXh4r7k
@@ -3391,34 +3385,35 @@ uint16_t mode_drip(void)
struct virtualStrip {
static void runStrip(uint16_t stripNr, Spark* drops) {
uint8_t numDrops = map(SEGMENT.intensity, 0, 255, 1, 4);
uint8_t numDrops = 1 + (SEGMENT.intensity >> 6); // 255>>6 = 3
float gravity = -0.0005 - (SEGMENT.speed/25000.0); //increased max speed 50000->25000
float gravity = -0.0005 - (SEGMENT.speed/25000.0); //increased gravity (50000 to 25000)
gravity *= SEGLEN-1;
// const int sourcedrop = 12;
int sourcedrop = 12;
for (int j=0;j<numDrops;j++) {
if (drops[j].colIndex == 0) { // drop state (0 init, 1 forming, 2 falling, 5 bouncing)
if (drops[j].colIndex == 0) { //init
drops[j].pos = SEGLEN-1; // start at end
drops[j].vel = 0; // speed
drops[j].col = 0; // brightness, start with 0
drops[j].col = sourcedrop; // brightness
drops[j].colIndex = 1; // drop state (0 init, 1 forming, 2 falling, 5 bouncing)
drops[j].velX = SEGMENT.color_from_palette(random8(), false, PALETTE_SOLID_WRAP, 0); // random color
if (j==0) drops[j].colIndex = 1; // only first drop starts forming
}
// if drop is falling, form the next drop
if (j>0 && drops[j-1].colIndex > 1 && drops[j].colIndex == 0) drops[j].colIndex = 1;
uint32_t dropColor = drops[j].velX;
if (drops[j].colIndex==1) { // forming
if (drops[j].col>255) { // swelling/brightness max, start falling
SEGMENT.setPixelColor(indexToVStrip(SEGLEN-1, stripNr), color_blend(BLACK,dropColor, sourcedrop));// water source
if (drops[j].colIndex==1) {
if (drops[j].col>255) drops[j].col=255;
SEGMENT.setPixelColor(indexToVStrip(uint16_t(drops[j].pos), stripNr), color_blend(BLACK,dropColor,drops[j].col));
drops[j].col += map(SEGMENT.custom1, 0, 255, 1, 6); // swelling
if (random16() <= drops[j].col * SEGMENT.custom1 * SEGMENT.custom1 / 10 / 128) { // random drop
drops[j].colIndex=2; //fall
drops[j].col=255;
drops[j].colIndex=2; // fall
}
//draw forming drop (lower the brightness so forming is more visible)
SEGMENT.setPixelColor(indexToVStrip(uint16_t(drops[j].pos), stripNr), color_blend(BLACK, drops[j].velX, drops[j].col/8));
drops[j].col += mapf(SEGMENT.custom1, 0, 255, 0.01, 2.5) * random8()/128; // swelling with randomness
}
else if (drops[j].colIndex > 1) { // falling
if (drops[j].colIndex > 1) { // falling
if (drops[j].pos > 0) { // fall until end of segment
drops[j].pos += drops[j].vel;
if (drops[j].pos < 0) drops[j].pos = 0;
@@ -3426,22 +3421,24 @@ uint16_t mode_drip(void)
for (int i=1;i<7-drops[j].colIndex;i++) { // some minor math so we don't expand bouncing droplets
uint16_t pos = constrain(uint16_t(drops[j].pos) +i, 0, SEGLEN-1); //this is BAD, returns a pos >= SEGLEN occasionally
SEGMENT.setPixelColor(indexToVStrip(pos, stripNr), color_blend(BLACK, drops[j].velX, drops[j].col/i)); //spread pixel with fade while falling
SEGMENT.setPixelColor(indexToVStrip(pos, stripNr), color_blend(BLACK,dropColor,drops[j].col/i)); //spread pixel with fade while falling
}
if (drops[j].colIndex > 2) { // during bounce, some water is on the floor
SEGMENT.setPixelColor(indexToVStrip(0, stripNr), color_blend(drops[j].velX, BLACK, drops[j].col));
SEGMENT.setPixelColor(indexToVStrip(0, stripNr), color_blend(dropColor,BLACK,drops[j].col));
}
} else { // we hit bottom
if (drops[j].colIndex == 5) { // already hit once, so back to forming
if (drops[j].colIndex > 2) { // already hit once, so back to forming
drops[j].colIndex = 0;
// drops[j].col = sourcedrop;
} else {
if (drops[j].colIndex==2) { // init bounce
drops[j].vel = -drops[j].vel/3;// reverse velocity with damping
drops[j].vel = -drops[j].vel/4;// reverse velocity with damping
drops[j].pos += drops[j].vel;
}
drops[j].col = 24; // low brightness
drops[j].col = sourcedrop*2;
drops[j].colIndex = 5; // bouncing
}
}
@@ -3455,7 +3452,7 @@ uint16_t mode_drip(void)
return FRAMETIME;
}
static const char _data_FX_MODE_DRIP[] PROGMEM = "Drip@Gravity,# of drips,Swelling;!,!;!;mp12=1,1d"; //bar
static const char _data_FX_MODE_DRIP[] PROGMEM = "Drip@Gravity,# of drips,Fall ratio;!,!;!;mp12=1,1d"; //bar
/*
@@ -6146,6 +6143,11 @@ static const char _data_FX_MODE_2DWAVERLY[] PROGMEM = "Waverly@Amplification,Sen
#endif // WLED_DISABLE_2D
// float version of map()
static float mapf(float x, float in_min, float in_max, float out_min, float out_max){
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}
// Gravity struct requited for GRAV* effects
typedef struct Gravity {
int topLED;