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Added digit dimming and support for .clk format (see https://github.c… (#2555)

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* Added digit dimming and support for .clk format (see https://github.com/aly-fly/EleksTubeHAX)

* Small fixes and improvements, dimming optional

Co-authored-by: cschwinne <dev.aircoookie@gmail.com>
This commit is contained in:
RedNax67
2022-03-05 03:10:32 +01:00
committed by GitHub
parent 9c864c9759
commit 4a0a07f158
3 changed files with 174 additions and 52 deletions
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209
usermods/EleksTube_IPS/TFTs.h
View File

@@ -12,6 +12,7 @@ class TFTs : public TFT_eSPI {
private:
uint8_t digits[NUM_DIGITS];
// These read 16- and 32-bit types from the SD card file.
// BMP data is stored little-endian, Arduino is little-endian too.
// May need to reverse subscript order if porting elsewhere.
@@ -41,41 +42,70 @@ private:
//// BEGIN STOLEN CODE
// Draw directly from file stored in RGB565 format
// Draw directly from file stored in RGB565 format. Fastest
bool drawBin(const char *filename) {
fs::File bmpFS;
// Open requested file on SD card
bmpFS = WLED_FS.open(filename, "r");
if (!bmpFS)
{
Serial.print(F("File not found: "));
Serial.println(filename);
size_t sz = bmpFS.size();
if (sz > 64800) {
bmpFS.close();
return(false);
}
size_t sz = bmpFS.size();
if (sz <= 64800)
{
bool oldSwapBytes = getSwapBytes();
setSwapBytes(true);
uint16_t r, g, b, dimming = 255;
int16_t w, h, y, row, col;
int16_t h = sz / (135 * 2);
//draw img that is shorter than 240pix into the center
w = 135;
h = sz / (w * 2);
y = (height() - h) /2;
uint8_t lineBuffer[w * 2];
//draw img that is shorter than 240pix into the center
int16_t y = (height() - h) /2;
if (!realtimeMode || realtimeOverride) strip.service();
bmpFS.read((uint8_t *) output_buffer,sz);
#ifdef ELEKSTUBE_DIMMING
dimming=bri;
#endif
if (!realtimeMode || realtimeOverride) strip.service();
// 0,0 coordinates are top left
for (row = 0; row < h; row++) {
pushImage(0, y, 135, h, (uint16_t *)output_buffer);
setSwapBytes(oldSwapBytes);
bmpFS.read(lineBuffer, sizeof(lineBuffer));
uint8_t PixM, PixL;
// Colors are already in 16-bit R5, G6, B5 format
for (col = 0; col < w; col++)
{
if (dimming == 255) { // not needed, copy directly
output_buffer[row][col] = (lineBuffer[col*2+1] << 8) | (lineBuffer[col*2]);
} else {
// 16 BPP pixel format: R5, G6, B5 ; bin: RRRR RGGG GGGB BBBB
PixM = lineBuffer[col*2+1];
PixL = lineBuffer[col*2];
// align to 8-bit value (MSB left aligned)
r = (PixM) & 0xF8;
g = ((PixM << 5) | (PixL >> 3)) & 0xFC;
b = (PixL << 3) & 0xF8;
r *= dimming;
g *= dimming;
b *= dimming;
r = r >> 8;
g = g >> 8;
b = b >> 8;
output_buffer[row][col] = ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
}
}
}
bool oldSwapBytes = getSwapBytes();
setSwapBytes(true);
pushImage(0, y, 135, h, (uint16_t *)output_buffer);
setSwapBytes(oldSwapBytes);
bmpFS.close();
return(true);
@@ -87,16 +117,9 @@ private:
// Open requested file on SD card
bmpFS = WLED_FS.open(filename, "r");
if (!bmpFS)
{
Serial.print(F("File not found: "));
Serial.println(filename);
return(false);
}
uint32_t seekOffset;
int16_t w, h, row;
uint8_t r, g, b;
uint16_t r, g, b, dimming = 255;
uint16_t magic = read16(bmpFS);
if (magic == 0xFFFF) {
@@ -104,13 +127,6 @@ private:
bmpFS.close();
return(false);
}
if (magic != 0x4D42) {
Serial.print(F("File not a BMP. Magic: "));
Serial.println(magic);
bmpFS.close();
return(false);
}
read32(bmpFS);
read32(bmpFS);
@@ -128,8 +144,6 @@ private:
//draw img that is shorter than 240pix into the center
int16_t y = (height() - h) /2;
bool oldSwapBytes = getSwapBytes();
setSwapBytes(true);
bmpFS.seek(seekOffset);
uint16_t padding = (4 - ((w * 3) & 3)) & 3;
@@ -142,16 +156,29 @@ private:
bmpFS.read(lineBuffer, sizeof(lineBuffer));
uint8_t* bptr = lineBuffer;
#ifdef ELEKSTUBE_DIMMING
dimming=bri;
#endif
// Convert 24 to 16 bit colours while copying to output buffer.
for (uint16_t col = 0; col < w; col++)
{
b = *bptr++;
g = *bptr++;
r = *bptr++;
if (dimming != 255) { // only dimm when needed
b *= dimming;
g *= dimming;
r *= dimming;
b = b >> 8;
g = g >> 8;
r = r >> 8;
}
output_buffer[row][col] = ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
}
}
bool oldSwapBytes = getSwapBytes();
setSwapBytes(true);
pushImage(0, y, w, h, (uint16_t *)output_buffer);
setSwapBytes(oldSwapBytes);
@@ -159,6 +186,83 @@ private:
return(true);
}
bool drawClk(const char *filename) {
fs::File bmpFS;
// Open requested file on SD card
bmpFS = WLED_FS.open(filename, "r");
if (!bmpFS)
{
Serial.print("File not found: ");
Serial.println(filename);
return(false);
}
uint16_t r, g, b, dimming = 255, magic;
int16_t w, h, row, col;
magic = read16(bmpFS);
if (magic != 0x4B43) { // look for "CK" header
Serial.print(F("File not a CLK. Magic: "));
Serial.println(magic);
bmpFS.close();
return(false);
}
w = read16(bmpFS);
h = read16(bmpFS);
int16_t x = (width() - w) / 2;
int16_t y = (height() - h) / 2;
uint8_t lineBuffer[w * 2];
#ifdef ELEKSTUBE_DIMMING
dimming=bri;
#endif
if (!realtimeMode || realtimeOverride) strip.service();
// 0,0 coordinates are top left
for (row = 0; row < h; row++) {
bmpFS.read(lineBuffer, sizeof(lineBuffer));
uint8_t PixM, PixL;
// Colors are already in 16-bit R5, G6, B5 format
for (col = 0; col < w; col++)
{
if (dimming == 255) { // not needed, copy directly
output_buffer[row][col+x] = (lineBuffer[col*2+1] << 8) | (lineBuffer[col*2]);
} else {
// 16 BPP pixel format: R5, G6, B5 ; bin: RRRR RGGG GGGB BBBB
PixM = lineBuffer[col*2+1];
PixL = lineBuffer[col*2];
// align to 8-bit value (MSB left aligned)
r = (PixM) & 0xF8;
g = ((PixM << 5) | (PixL >> 3)) & 0xFC;
b = (PixL << 3) & 0xF8;
r *= dimming;
g *= dimming;
b *= dimming;
r = r >> 8;
g = g >> 8;
b = b >> 8;
output_buffer[row][col+x] = ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
}
}
}
bool oldSwapBytes = getSwapBytes();
setSwapBytes(true);
pushImage(0, y, w, h, (uint16_t *)output_buffer);
setSwapBytes(oldSwapBytes);
bmpFS.close();
return(true);
}
public:
TFTs() : TFT_eSPI(), chip_select()
{ for (uint8_t digit=0; digit < NUM_DIGITS; digit++) digits[digit] = 0; }
@@ -184,25 +288,30 @@ public:
chip_select.setDigit(digit);
if (digits[digit] == blanked) {
fillScreen(TFT_BLACK);
fillScreen(TFT_BLACK); return;
}
else {
// Filenames are no bigger than "255.bmp\0"
char file_name[10];
sprintf(file_name, "/%d.bmp", digits[digit]);
if (WLED_FS.exists(file_name)) {
drawBmp(file_name);
} else {
sprintf(file_name, "/%d.bin", digits[digit]);
drawBin(file_name);
}
// Filenames are no bigger than "255.bmp\0"
char file_name[10];
// Fastest, raw RGB565
sprintf(file_name, "/%d.bin", digits[digit]);
if (WLED_FS.exists(file_name)) {
drawBin(file_name); return;
}
}
// Fast, see https://github.com/aly-fly/EleksTubeHAX on how to create this clk format
sprintf(file_name, "/%d.clk", digits[digit]);
if (WLED_FS.exists(file_name)) {
drawClk(file_name); return;
}
// Slow, regular RGB888 bmp
sprintf(file_name, "/%d.bmp", digits[digit]);
drawBmp(file_name);
}
void setDigit(uint8_t digit, uint8_t value, show_t show=yes) {
uint8_t old_value = digits[digit];
digits[digit] = value;
digits[digit] = value;
if (show != no && (old_value != value || show == force)) {
showDigit(digit);
}

14
usermods/EleksTube_IPS/usermod_elekstube_ips.h
View File

@@ -21,6 +21,8 @@ class ElekstubeIPSUsermod : public Usermod {
set[i] = false; //display HHMMSS time
}
}
uint8_t hr = hour(localTime);
uint8_t hrTens = hr/10;
uint8_t mi = minute(localTime);
@@ -37,6 +39,9 @@ class ElekstubeIPSUsermod : public Usermod {
unsigned long lastTime = 0;
public:
uint8_t lastBri;
TFTs::show_t fshow=TFTs::yes;
void setup() {
tfts.begin();
tfts.fillScreen(TFT_BLACK);
@@ -49,7 +54,14 @@ class ElekstubeIPSUsermod : public Usermod {
void loop() {
if (toki.isTick()) {
updateLocalTime();
updateClockDisplay();
#ifdef ELEKSTUBE_DIMMING
if (bri != lastBri) {
fshow=TFTs::force;
lastBri = bri;
}
#endif
updateClockDisplay(fshow);
fshow=TFTs::yes;
}
}