Jan/WLED_MM_Infinity
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HUB75 speedups and minor improvements

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* HUB75: allow to use native driver gamma correction - requires to undo WLED gamma
* added unGamma24() function
* HUB75: optimized setPixelColor()
* some experimental HUB75 stuff
This commit is contained in:
Frank
2024-08-05 17:28:03 +02:00
parent 6505e04cbf
commit 078bd70775
5 changed files with 34 additions and 11 deletions
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33
wled00/bus_manager.cpp
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@@ -501,6 +501,7 @@ void BusNetwork::cleanup() {
BusHub75Matrix::BusHub75Matrix(BusConfig &bc) : Bus(bc.type, bc.start, bc.autoWhite) {
_valid = false;
mxconfig.double_buff = false; // default to off, known to cause issue with some effects but needs more memory
@@ -594,6 +595,13 @@ BusHub75Matrix::BusHub75Matrix(BusConfig &bc) : Bus(bc.type, bc.start, bc.autoWh
mxconfig.gpio.d = 21;
mxconfig.gpio.e = 12;
// mxconfig.double_buff = true; // <------------- Turn on double buffer
// mxconfig.driver = HUB75_I2S_CFG::ICN2038S; // experimental - use specific shift register driver
//mxconfig.latch_blanking = 3;
// mxconfig.i2sspeed = HUB75_I2S_CFG::HZ_10M; // experimental - 5MHZ should be enugh, but colours looks slightly better at 10MHz
//mxconfig.min_refresh_rate = 90;
//mxconfig.min_refresh_rate = 120;
#else
USER_PRINTLN("MatrixPanel_I2S_DMA - Default pins");
/*
@@ -691,18 +699,25 @@ BusHub75Matrix::BusHub75Matrix(BusConfig &bc) : Bus(bc.type, bc.start, bc.autoWh
}
void BusHub75Matrix::setPixelColor(uint16_t pix, uint32_t c) {
r = R(c);
g = G(c);
b = B(c);
if (!_valid || pix >= _len) return;
#ifndef NO_CIE1931
c = unGamma24(c); // to use the driver linear brightness feature, we first need to undo WLED gamma correction
#endif
uint8_t r = R(c);
uint8_t g = G(c);
uint8_t b = B(c);
if(fourScanPanel != nullptr) {
x = pix % fourScanPanel->width();
y = floor(pix / fourScanPanel->width());
fourScanPanel->drawPixelRGB888(x, y, r, g, b);
int pxwidth = fourScanPanel->width();
int x = pix % pxwidth;
int y = pix / pxwidth;
fourScanPanel->drawPixelRGB888(int16_t(x), int16_t(y), r, g, b);
}
else {
x = pix % display->width();
y = floor(pix / display->width());
display->drawPixelRGB888(x, y, r, g, b);
int pxwidth = display->width();
int x = pix % pxwidth;
int y = pix / pxwidth;
display->drawPixelRGB888(int16_t(x), int16_t(y), r, g, b);
}
}