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Bugfix in vertical panel ledmap generation. 

2D implementation of Fire 2012
pull/2737/head
Blaz Kristan 2022-05-09 11:04:11 +02:00
rodzic cf189663a7
commit b2409ac708
2 zmienionych plików z 46 dodań i 39 usunięć
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58
wled00/FX.cpp
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@ -1850,38 +1850,48 @@ uint16_t WS2812FX::mode_palette()
uint16_t WS2812FX::mode_fire_2012()
{
uint32_t it = now >> 5; //div 32
uint16_t nFlames = SEGMENT.virtualHeight();
uint16_t q = SEGLEN>>2; // a quarter of segment
if (!SEGENV.allocateData(SEGLEN)) return mode_static(); //allocation failed
if (!SEGENV.allocateData(SEGLEN*nFlames)) return mode_static(); //allocation failed
byte* heat = SEGENV.data;
if (it != SEGENV.step)
{
uint8_t ignition = max(7,SEGLEN/10); // ignition area: 10% of segment length or minimum 7 pixels
for (uint16_t f = 0; f < nFlames; f++) {
if (it != SEGENV.step) {
uint8_t ignition = max(3,SEGLEN/10); // ignition area: 10% of segment length or minimum 3 pixels
// Step 1. Cool down every cell a little
for (uint16_t i = 0; i < SEGLEN; i++) {
uint8_t temp = qsub8(heat[i], random8(0, (((20 + SEGMENT.speed /3) * 10) / SEGLEN) + 2));
heat[i] = (temp==0 && i<ignition) ? 16 : temp; // prevent ignition area from becoming black
// Step 1. Cool down every cell a little
for (uint16_t i = 0; i < SEGLEN; i++) {
uint8_t cool = (((20 + SEGMENT.speed /3) * 10) / SEGLEN);
// 2D enhancement: cool sides of the flame a bit more
if (nFlames>1) {
if (i < q) cool += (uint16_t)((cool * (q-i))/SEGLEN); // cool sides a bit more
if (i > 3*q) cool += (uint16_t)((cool * (SEGLEN-i))/SEGLEN); // cool sides a bit more
}
uint8_t temp = qsub8(heat[i+SEGLEN*f], random8(0, cool + 2));
heat[i+SEGLEN*f] = (temp==0 && i<ignition) ? 16 : temp; // prevent ignition area from becoming black
}
// Step 2. Heat from each cell drifts 'up' and diffuses a little
for (uint16_t k= SEGLEN -1; k > 1; k--) {
heat[k+SEGLEN*f] = (heat[k+SEGLEN*f - 1] + (heat[k+SEGLEN*f - 2]<<1) ) / 3; // heat[k-2] multiplied by 2
}
// Step 3. Randomly ignite new 'sparks' of heat near the bottom
if (random8() <= SEGMENT.intensity) {
uint8_t y = random8(ignition);
if (y < SEGLEN) heat[y+SEGLEN*f] = qadd8(heat[y+SEGLEN*f], random8(160,255));
}
SEGENV.step = it;
}
// Step 2. Heat from each cell drifts 'up' and diffuses a little
for (uint16_t k= SEGLEN -1; k > 1; k--) {
heat[k] = (heat[k - 1] + (heat[k - 2]<<1) ) / 3; // heat[k-2] multiplied by 2
// Step 4. Map from heat cells to LED colors
for (uint16_t j = 0; j < SEGLEN; j++) {
CRGB color = ColorFromPalette(currentPalette, MIN(heat[j],240), 255, LINEARBLEND);
if (nFlames==1) setPixelColor(j, color);
else setPixelColorXY(j, f, color);
}
// Step 3. Randomly ignite new 'sparks' of heat near the bottom
if (random8() <= SEGMENT.intensity) {
uint8_t y = random8(ignition);
if (y < SEGLEN) heat[y] = qadd8(heat[y], random8(160,255));
}
SEGENV.step = it;
}
// Step 4. Map from heat cells to LED colors
for (uint16_t j = 0; j < SEGLEN; j++) {
CRGB color = ColorFromPalette(currentPalette, MIN(heat[j],240), 255, LINEARBLEND);
setPixelColor(j, color.red, color.green, color.blue);
}
return FRAMETIME;
}

21
wled00/FX_2Dfcn.cpp
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@ -71,18 +71,15 @@ void WS2812FX::setUpMatrix() {
startL = (matrix.vertical ? y : x) * panelW + (matrix.vertical ? x : y) * matrixWidth * panelH; // logical index (top-left corner)
startP = p * panelW * panelH; // physical index (top-left corner)
for (uint16_t l=0; l<panelH; l++) {
y = panel[h*j + i].bottomStart ? (panelH - l - 1) : l;
for (uint16_t k=0; k<panelW; k++) {
x = panel[h*j + i].rightStart ? (panelW - k - 1) : k;
if (panel[h*j + i].vertical) {
y = (panel[h*j + i].serpentine && x%2) ? (panelH - y - 1) : y;
offset = y + x * panelH;
} else {
x = (panel[h*j + i].serpentine && y%2) ? (panelW - x - 1) : x;
offset = x + y * panelW;
}
customMappingTable[startL + k + l * matrixWidth] = startP + offset;
uint8_t H = panel[h*j + i].vertical ? panelW : panelH;
uint8_t W = panel[h*j + i].vertical ? panelH : panelW;
for (uint16_t l=0, q=0; l<H; l++) {
for (uint16_t k=0; k<W; k++, q++) {
y = (panel[h*j + i].vertical ? panel[h*j + i].rightStart : panel[h*j + i].bottomStart) ? H - l - 1 : l;
x = (panel[h*j + i].vertical ? panel[h*j + i].bottomStart : panel[h*j + i].rightStart) ? W - k - 1 : k;
x = (panel[h*j + i].serpentine && l%2) ? (W - x - 1) : x;
offset = (panel[h*j + i].vertical ? y : x) + (panel[h*j + i].vertical ? x : y) * matrixWidth;
customMappingTable[startL + offset] = startP + q;
}
}
}