Sternenlabor/WLED
1
0
Fork 0
Code Issues Pull Requests 1 Packages Projects Releases Wiki Activity

Optimisations

Browse Source
This commit is contained in:
Blaž Kristan
2022-07-14 13:22:34 +02:00
parent aeb8fd6fda
commit 0cf891b9d9
3 changed files with 55 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
wled00/FX_fcn.cpp
View File

@@ -166,6 +166,21 @@ uint16_t Segment::virtualHeight() {
// 1D strip
uint16_t Segment::virtualLength() {
#ifndef WLED_DISABLE_2D
if (height() > 1) {
uint16_t vW = virtualWidth();
uint16_t vH = virtualHeight();
uint32_t vLen = vW * vH; // use all pixels from segment
switch (mapping12) {
case M12_VerticalBar: vLen = vW;
break;
case M12_Circle:
case M12_Block: vLen = (vW + vH) / 4; // take half of the average width
break;
}
return vLen;
}
#endif
uint16_t groupLen = groupLength();
uint16_t vLength = (length() + groupLen - 1) / groupLen;
if (getOption(SEG_OPTION_MIRROR)) vLength = (vLength + 1) /2; // divide by 2 if mirror, leave at least a single LED
@@ -174,38 +189,45 @@ uint16_t Segment::virtualLength() {
void IRAM_ATTR Segment::setPixelColor(int i, uint32_t col)
{
if (strip.isMatrix) {
uint16_t h = virtualHeight(); // segment height in logical pixels
switch (SEGMENT.mapping12) {
#ifndef WLED_DISABLE_2D
if (height() > 1) { // if this does not work use strip.isMatrix
uint16_t vH = virtualHeight(); // segment height in logical pixels
uint16_t vW = virtualWidth();
switch (mapping12) {
case M12_Pixels:
setPixelColorXY(i%SEGMENT.virtualWidth(), i/SEGMENT.virtualWidth(), col);
// use all available pixels as a long strip
setPixelColorXY(i % vW, i / vW, col);
break;
case M12_VerticalBar:
// map linear pixel into 2D segment area (even for 1D segments, expanding vertically)
for (int y = 0; y < h; y++) { // expand 1D effect vertically
// expand 1D effect vertically
for (int y = 0; y < vH; y++) {
setPixelColorXY(i, y * groupLength(), col);
}
break;
case M12_Circle:
for (int degrees = 0; degrees <= 360; degrees += 180 / (i+1)) {
int x = roundf(roundf((sinf(degrees*DEG_TO_RAD) * i + SEGMENT.virtualWidth() / 2) * 10)/10);
int y = roundf(roundf((cosf(degrees*DEG_TO_RAD) * i + SEGMENT.virtualHeight() / 2) * 10)/10);
// expand in circular fashion from center
for (int degrees = 0; degrees <= 360; degrees += 180 / (i+1)) { // this may prove too many iterations on larger matrices
// may want to try float version as well (with or without antialiasing)
unsigned int x = roundf(roundf((sin_t(degrees*DEG_TO_RAD) * i + vW / 2.0f) * 10)/10); // sin_t is Aircoookie's implementation that uses less RAM
unsigned int y = roundf(roundf((cos_t(degrees*DEG_TO_RAD) * i + vH / 2.0f) * 10)/10); // cos_t is Aircoookie's implementation that uses less RAM
setPixelColorXY(x, y, col);
}
break;
case M12_Block:
for (int x = SEGMENT.virtualWidth() / 2 - i - 1; x <= SEGMENT.virtualWidth() / 2 + i; x++) {
setPixelColorXY(x, SEGMENT.virtualHeight() / 2 - i - 1, col);
setPixelColorXY(x, SEGMENT.virtualHeight() / 2 + i , col);
// expand in rectangular fashion from center
for (int x = vW / 2 - i - 1; x <= vW / 2 + i; x++) {
setPixelColorXY(x, vH / 2 - i - 1, col);
setPixelColorXY(x, vH / 2 + i , col);
}
for (int y = SEGMENT.virtualHeight() / 2 - i - 1 + 1; y <= SEGMENT.virtualHeight() / 2 + i - 1; y++) {
setPixelColorXY(SEGMENT.virtualWidth() / 2 - i - 1, y, col);
setPixelColorXY(SEGMENT.virtualWidth() / 2 + i , y, col);
for (int y = vH / 2 - i - 1 + 1; y <= vH / 2 + i - 1; y++) {
setPixelColorXY(vW / 2 - i - 1, y, col);
setPixelColorXY(vW / 2 + i , y, col);
}
break;
}
return;
}
#endif
uint16_t len = length();
uint8_t _bri_t = strip._bri_t;
@@ -276,10 +298,13 @@ void Segment::setPixelColor(float i, uint32_t col, bool aa)
uint32_t Segment::getPixelColor(uint16_t i)
{
if (strip.isMatrix) {
switch (SEGMENT.mapping12) {
#ifndef WLED_DISABLE_2D
if (height() > 1) { // if this does not work use strip.isMatrix
uint16_t vH = virtualHeight(); // segment height in logical pixels
uint16_t vW = virtualWidth();
switch (mapping12) {
case M12_Pixels:
return getPixelColorXY(i%SEGMENT.virtualWidth(), i/SEGMENT.virtualWidth());
return getPixelColorXY(i % vW, i / vW);
break;
case M12_VerticalBar:
// map linear pixel into 2D segment area (even for 1D segments, expanding vertically)
@@ -287,19 +312,20 @@ uint32_t Segment::getPixelColor(uint16_t i)
break;
case M12_Circle:
{
int x = roundf(roundf((SEGMENT.virtualWidth() / 2) * 10)/10);
int y = roundf(roundf((i + SEGMENT.virtualHeight() / 2) * 10)/10);
int x = roundf(roundf((vW / 2) * 10)/10);
int y = roundf(roundf((i + vH / 2) * 10)/10);
return getPixelColorXY(x,y);
}
break;
case M12_Block:
return getPixelColorXY(SEGMENT.virtualWidth() / 2, SEGMENT.virtualHeight() / 2 - i - 1);
return getPixelColorXY(vW / 2, vH / 2 - i - 1);
break;
}
return 0;
}
#endif
if (getOption(SEG_OPTION_REVERSED)) i = strip.getMappingLength() - i - 1;
if (getOption(SEG_OPTION_REVERSED)) i = strip.virtualLength() - i - 1;
i *= groupLength();
i += start;
/* offset/phase */