Jan/WLED_MM_Infinity
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more sPC optimizations

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* made setPixelColorXY_fast private
* optimized Segment::fill() to use setPixelColorXY_fast
* "bar" 1D expand optimization
This commit is contained in:
Frank
2024-07-14 23:49:37 +02:00
parent dddd1574ec
commit 6aaf7a908d
3 changed files with 32 additions and 16 deletions
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21
wled00/FX_2Dfcn.cpp
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@@ -260,7 +260,7 @@ void IRAM_ATTR Segment::setPixelColorXY_fast(int x, int y, uint32_t col, uint32_
// set the requested pixel
strip.setPixelColorXY_fast(start + x, startY + y, scaled_col);
bool simpleSegment = !mirror && !mirror_y;
//if (simpleSegment) return; // WLEDMM shortcut when no mirroring needed
if (simpleSegment) return; // WLEDMM shortcut when no mirroring needed
// handle mirroring
const int_fast16_t wid_ = stop - start;
@@ -683,15 +683,6 @@ void Segment::drawLine(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint3
const int rows = virtualHeight();
if (x0 >= cols || x1 >= cols || y0 >= rows || y1 >= rows) return;
const int dx = abs(x1-x0), sx = x0<x1 ? 1 : -1; // x distance & step
const int dy = abs(y1-y0), sy = y0<y1 ? 1 : -1; // y distance & step
// single pixel (line length == 0)
if (dx+dy == 0) {
setPixelColorXY(x0, y0, c);
return;
}
// WLEDMM shortcut when no grouping/spacing used
bool simpleSegment = !reverse && (grouping == 1) && (spacing == 0); // !reverse is just for back-to-back testing against "slow" functions
uint32_t scaled_col = c;
@@ -702,6 +693,16 @@ void Segment::drawLine(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint3
if (_bri_t < 255) scaled_col = color_fade(c, _bri_t);
}
const int dx = abs(x1-x0), sx = x0<x1 ? 1 : -1; // x distance & step
const int dy = abs(y1-y0), sy = y0<y1 ? 1 : -1; // y distance & step
// single pixel (line length == 0)
if (dx+dy == 0) {
if (simpleSegment) setPixelColorXY_fast(x0, y0, c, scaled_col, cols, rows);
else setPixelColorXY(x0, y0, c);
return;
}
if (soft) {
// Xiaolin Wu’s algorithm
const bool steep = dy > dx;