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Fix in is2D()

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Horizontal and vertical 1D segment
Index overshoot fix.
This commit is contained in:
Blaž Kristan 2022-08-22 14:35:34 +02:00
parent b722c618bd
commit 1711ac9a88
3 changed files with 19 additions and 6 deletions
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2
wled00/FX.h
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@ -501,7 +501,7 @@ typedef struct Segment {
inline bool getOption(uint8_t n) const { return ((options >> n) & 0x01); }
inline bool isSelected(void) const { return selected; }
inline bool isActive(void) const { return stop > start; }
inline bool is2D(void) const { return !(startY == 0 && stopY == 1); }
inline bool is2D(void) const { return (width()>1 && height()>1); }
inline uint16_t width(void) const { return stop - start; } // segment width in physical pixels (length if 1D)
inline uint16_t height(void) const { return stopY - startY; } // segment height (if 2D) in physical pixels
inline uint16_t length(void) const { return width() * height(); } // segment length (count) in physical pixels

1
wled00/FX_2Dfcn.cpp
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@ -150,6 +150,7 @@ uint16_t IRAM_ATTR Segment::XY(uint16_t x, uint16_t y) {
void IRAM_ATTR Segment::setPixelColorXY(int x, int y, uint32_t col)
{
if (!strip.isMatrix) return; // not a matrix set-up
if (x >= virtualWidth() || y >= virtualHeight()) return; // if pixel would fall out of virtual segment just exit
if (leds) leds[XY(x,y)] = col;

22
wled00/FX_fcn.cpp
View File

@ -442,11 +442,16 @@ void IRAM_ATTR Segment::setPixelColor(int i, uint32_t col)
break;
case M12_Circle:
// expand in circular fashion from center
for (float degrees = 0.0f; degrees <= 90.0f; degrees += 89.99f / (sqrtf((float)max(vH,vW))*i+1)) { // this may prove too many iterations on larger matrices
// may want to try float version as well (with or without antialiasing)
int x = roundf(sin_t(degrees*DEG_TO_RAD) * i);
int y = roundf(cos_t(degrees*DEG_TO_RAD) * i);
setPixelColorXY(x, y, col);
if (i==0)
setPixelColorXY(0, 0, col);
else {
float step = HALF_PI / (2*i+1); // sqrtf((float)max(vH,vW))*i+1
for (float rad = 0.0f; rad <= HALF_PI; rad += step) {
// may want to try float version as well (with or without antialiasing)
int x = roundf(sin_t(rad) * i);
int y = roundf(cos_t(rad) * i);
setPixelColorXY(x, y, col);
}
}
break;
case M12_Block:
@ -455,9 +460,16 @@ void IRAM_ATTR Segment::setPixelColor(int i, uint32_t col)
break;
}
return;
} else if (width()==1 && height()>1) {
// we have a vertical 1D segment
setPixelColorXY(0, i, col); // transpose
} else if (width()>1 && height()==1) {
// we have a horizontal 1D segment
setPixelColorXY(i, 0, col);
}
#endif
if (i >= virtualLength()) return; // if pixel would fall out of segment just exit
if (leds) leds[i] = col;
uint16_t len = length();