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drift rose optimizations

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* pre-calculate some repeated values
* added option "full expand" that zooms in on non-square panels
This commit is contained in:
Frank
2024-11-15 20:08:36 +01:00
parent 6ef0578613
commit e756216eca
1 changed files with 12 additions and 5 deletions
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17
wled00/FX.cpp
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@@ -6668,7 +6668,13 @@ uint16_t mode_2Ddriftrose(void) {
const float CX = (cols-cols%2)/2.f - .5f;
const float CY = (rows-rows%2)/2.f - .5f;
const float L = min(cols, rows) / 2.f;
unsigned L2 = SEGENV.check3 ? max(cols, rows) : min(cols, rows); // WLEDMM we use "max" to use the complete segment
if (SEGENV.check3 && (abs(int(cols) - int(rows)) < 4)) L2 = L2 * 1.4142f; // WLEDMM make "expand" look a bit bigger on square panels
const float L = L2 / 2.f;
// WLEDMM pre-calculate some values
const uint32_t wu_cols = SEGMENT.virtualWidth() * 256;
const uint32_t wu_rows = SEGMENT.virtualHeight() * 256;
if (SEGENV.call == 0) {
SEGMENT.setUpLeds();
@@ -6677,15 +6683,16 @@ uint16_t mode_2Ddriftrose(void) {
SEGMENT.fadeToBlackBy(32+(SEGMENT.speed>>3));
for (size_t i = 1; i < 37; i++) {
uint32_t x = (CX + (sinf(radians(i * 10)) * (beatsin8(i, 0, L*2)-L))) * 255.f;
uint32_t y = (CY + (cosf(radians(i * 10)) * (beatsin8(i, 0, L*2)-L))) * 255.f;
SEGMENT.wu_pixel(x, y, CHSV(i * 10, 255, 255));
float angle = float(DEG_TO_RAD) * i * 10;
uint32_t x = int((CX + (sinf(angle) * (beatsin8(i, 0, L2)-L))) * 255.f);
uint32_t y = int((CY + (cosf(angle) * (beatsin8(i, 0, L2)-L))) * 255.f);
if ((x < wu_cols) && (y < wu_rows)) SEGMENT.wu_pixel(x, y, CHSV(i * 10, 255, 255));
}
SEGMENT.blur((SEGMENT.intensity>>4)+1);
return FRAMETIME;
}
static const char _data_FX_MODE_2DDRIFTROSE[] PROGMEM = "Drift Rose@Fade,Blur;;;2";
static const char _data_FX_MODE_2DDRIFTROSE[] PROGMEM = "Drift Rose@Fade,Blur,,,,,,Full Expand ☾;;;2";
#endif // WLED_DISABLE_2D