732 lines
18 KiB
C++
732 lines
18 KiB
C++
#ifdef HAS_DISPLAY
|
|
|
|
/*
|
|
|
|
Display-Mask (128 x 64 pixel):
|
|
|
|
| | |
|
|
| 11111111112
|
|
|012345678901234567890 Font
|
|
----------------------- ---------
|
|
0|PAX:aabbccdd STRETCHED
|
|
1|PAX:aabbccdd STRETCHED
|
|
2|
|
|
3|WIFI:abcde BLTH:abcde SMALL
|
|
4|B:a.bcV Sats:ab ch:ab SMALL
|
|
5|RLIM:abcd Mem:abcdKB SMALL
|
|
6|27.Feb 2019 20:27:00* SMALL
|
|
7|yyyyyyyyyyyyy xx SFab SMALL
|
|
|
|
* = char {L|G|R|?} indicates time source,
|
|
inverse = clock controller is active,
|
|
pulsed = pps input signal is active
|
|
|
|
y = LMIC event message
|
|
xx = payload sendqueue length
|
|
ab = LMIC spread factor
|
|
|
|
MY_FONT_SMALL: 6x8px = 21 chars / line
|
|
MY_FONT_NORMAL: 8x8px = 16 chars / line
|
|
MY_FONT_STRETCHED: 16x32px = 8 chars / line
|
|
|
|
*/
|
|
|
|
// Basic Config
|
|
#include <esp_spi_flash.h> // needed for reading ESP32 chip attributes
|
|
#include "globals.h"
|
|
#include "display.h"
|
|
|
|
// local Tag for logging
|
|
static const char TAG[] = __FILE__;
|
|
|
|
uint8_t DisplayIsOn = 0;
|
|
uint8_t displaybuf[MY_DISPLAY_WIDTH * MY_DISPLAY_HEIGHT / 8] = {0};
|
|
static uint8_t plotbuf[MY_DISPLAY_WIDTH * MY_DISPLAY_HEIGHT / 8] = {0};
|
|
static int dp_row = 0, dp_col = 0, dp_font = 0;
|
|
|
|
hw_timer_t *displayIRQ = NULL;
|
|
|
|
QRCode qrcode;
|
|
|
|
#ifdef HAS_DISPLAY
|
|
#if (HAS_DISPLAY) == 1
|
|
OBDISP ssoled;
|
|
#elif (HAS_DISPLAY) == 2
|
|
TFT_eSPI tft = TFT_eSPI(MY_DISPLAY_WIDTH, MY_DISPLAY_HEIGHT);
|
|
#else
|
|
#error Unknown display type specified in hal file
|
|
#endif
|
|
#endif
|
|
|
|
void dp_setup(int contrast) {
|
|
|
|
#if (HAS_DISPLAY) == 1 // I2C OLED
|
|
|
|
int rc = obdI2CInit(&ssoled, OLED_TYPE, OLED_ADDR, MY_DISPLAY_FLIP,
|
|
MY_DISPLAY_INVERT, USE_HW_I2C, MY_DISPLAY_SDA,
|
|
MY_DISPLAY_SCL, MY_DISPLAY_RST,
|
|
OLED_FREQUENCY); // use standard I2C bus at 400Khz
|
|
//_ASSERT(rc != OLED_NOT_FOUND);
|
|
|
|
// set display buffer
|
|
obdSetBackBuffer(&ssoled, displaybuf);
|
|
obdSetTextWrap(&ssoled, true);
|
|
dp_font = MY_FONT_NORMAL;
|
|
|
|
#elif (HAS_DISPLAY) == 2 // SPI TFT
|
|
|
|
tft.init();
|
|
tft.setRotation(MY_DISPLAY_FLIP ? 3 : 1);
|
|
tft.invertDisplay(MY_DISPLAY_INVERT ? true : false);
|
|
tft.setTextColor(MY_DISPLAY_FGCOLOR, MY_DISPLAY_BGCOLOR);
|
|
|
|
#endif
|
|
|
|
// clear display
|
|
dp_clear();
|
|
if (contrast)
|
|
dp_contrast(contrast);
|
|
}
|
|
|
|
void dp_init(bool verbose) {
|
|
|
|
dp_setup(DISPLAYCONTRAST);
|
|
|
|
if (verbose) {
|
|
|
|
// show startup screen
|
|
// to come -> display .bmp file with logo
|
|
|
|
// show chip information
|
|
#if (VERBOSE)
|
|
esp_chip_info_t chip_info;
|
|
esp_chip_info(&chip_info);
|
|
|
|
dp_setFont(MY_FONT_NORMAL);
|
|
dp_printf("** PAXCOUNTER **");
|
|
dp_println();
|
|
dp_printf("Software v%s", PROGVERSION);
|
|
dp_println();
|
|
dp_printf("ESP32 %d cores", chip_info.cores);
|
|
dp_println();
|
|
dp_printf("Chip Rev.%d", chip_info.revision);
|
|
dp_println();
|
|
dp_printf("WiFi%s%s", (chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
|
|
(chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");
|
|
dp_println();
|
|
dp_printf("%dMB %s Flash", spi_flash_get_chip_size() / (1024 * 1024),
|
|
(chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "int." : "ext.");
|
|
|
|
// give user some time to read or take picture
|
|
dp_dump(displaybuf);
|
|
delay(2000);
|
|
dp_clear();
|
|
#endif // VERBOSE
|
|
|
|
#if (HAS_LORA)
|
|
// generate DEVEUI as QR code and text
|
|
uint8_t buf[8], *p = buf;
|
|
char deveui[17];
|
|
os_getDevEui((u1_t *)buf);
|
|
snprintf(deveui, 17, "%016llX", (*(uint64_t *)(p)));
|
|
|
|
// display DEVEUI as QR code on the left
|
|
dp_contrast(30);
|
|
dp_printqr(3, 3, deveui);
|
|
|
|
// display DEVEUI as plain text on the right
|
|
const int x_offset = QR_SCALEFACTOR * 29 + 14;
|
|
dp_setTextCursor(x_offset, 0);
|
|
dp_setFont(MY_FONT_NORMAL);
|
|
dp_printf("DEVEUI");
|
|
dp_println();
|
|
for (uint8_t i = 0; i <= 3; i++) {
|
|
dp_setTextCursor(x_offset, i + 3);
|
|
dp_printf("%4.4s", deveui + i * 4);
|
|
}
|
|
|
|
// give user some time to read or take picture
|
|
dp_dump(displaybuf);
|
|
#if !(BOOTMENU)
|
|
delay(8000);
|
|
#endif
|
|
|
|
#endif // HAS_LORA
|
|
|
|
} // verbose
|
|
|
|
dp_power(cfg.screenon); // set display off if disabled
|
|
|
|
} // dp_init
|
|
|
|
void dp_refresh(bool nextPage) {
|
|
|
|
#ifndef HAS_BUTTON
|
|
static uint32_t framecounter = 0;
|
|
#endif
|
|
|
|
// if display is switched off we don't refresh it to relax cpu
|
|
if (!DisplayIsOn && (DisplayIsOn == cfg.screenon))
|
|
return;
|
|
|
|
// set display on/off according to current device configuration
|
|
if (DisplayIsOn != cfg.screenon) {
|
|
DisplayIsOn = cfg.screenon;
|
|
dp_power(cfg.screenon);
|
|
}
|
|
|
|
#ifndef HAS_BUTTON
|
|
// auto flip page if we are in unattended mode
|
|
if ((++framecounter) > (DISPLAYCYCLE * 1000 / DISPLAYREFRESH_MS)) {
|
|
framecounter = 0;
|
|
nextPage = true;
|
|
}
|
|
#endif
|
|
|
|
dp_drawPage(nextPage);
|
|
|
|
} // refreshDisplay()
|
|
|
|
void dp_drawPage(bool nextpage) {
|
|
|
|
// write display content to display buffer
|
|
// nextpage = true -> flip 1 page
|
|
|
|
struct count_payload_t count; // libpax count storage
|
|
static uint8_t DisplayPage = 0;
|
|
char timeState, strftime_buf[64];
|
|
time_t now;
|
|
struct tm timeinfo = {0};
|
|
|
|
#if (HAS_GPS)
|
|
static bool wasnofix = true;
|
|
#endif
|
|
|
|
if (nextpage) {
|
|
DisplayPage = (DisplayPage >= DISPLAY_PAGES - 1) ? 0 : (DisplayPage + 1);
|
|
dp_clear();
|
|
}
|
|
|
|
// update counter values from libpax
|
|
libpax_counter_count(&count);
|
|
|
|
// cursor home
|
|
dp_setTextCursor(0, 0);
|
|
|
|
// line 1/2: pax counter
|
|
// display number of unique macs total Wifi + BLE
|
|
if (DisplayPage < 5) {
|
|
dp_setFont(MY_FONT_STRETCHED);
|
|
dp_printf("%-5d", count.pax);
|
|
}
|
|
|
|
switch (DisplayPage) {
|
|
|
|
// page 0: parameters overview
|
|
// page 1: lorawan parameters
|
|
// page 2: GPS
|
|
// page 3: BME280/680
|
|
// page 4: time
|
|
// page 5: pax graph
|
|
// page 6: blank screen
|
|
|
|
// ---------- page 0: parameters overview ----------
|
|
case 0:
|
|
|
|
dp_setTextCursor(0, 3);
|
|
dp_setFont(MY_FONT_SMALL);
|
|
|
|
// line 3: wifi + bluetooth counters
|
|
// WIFI:abcde BLTH:abcde
|
|
|
|
#if ((WIFICOUNTER) && (BLECOUNTER))
|
|
if (cfg.wifiscan)
|
|
dp_printf("WIFI:%-5d", count.wifi_count);
|
|
else
|
|
dp_printf("WIFI:off");
|
|
if (cfg.blescan)
|
|
dp_printf("BLTH:%-5d", count.ble_count);
|
|
else
|
|
dp_printf(" BLTH:off");
|
|
#elif ((WIFICOUNTER) && (!BLECOUNTER))
|
|
if (cfg.wifiscan)
|
|
dp_printf("WIFI:%-5d", count.wifi_count);
|
|
else
|
|
dp_printf("WIFI:off");
|
|
#elif ((!WIFICOUNTER) && (BLECOUNTER))
|
|
if (cfg.blescan)
|
|
dp_printf("BLTH:%-5d", count.ble_count);
|
|
dp_printf("BLTH:off");
|
|
#else
|
|
dp_printf("Sniffer disabled");
|
|
#endif
|
|
dp_println();
|
|
|
|
// line 4: Battery + GPS status + Wifi channel
|
|
// B:a.bcV Sats:ab ch:ab
|
|
#if (defined BAT_MEASURE_ADC || defined HAS_PMU || defined HAS_IP5306)
|
|
if (batt_level == 0)
|
|
dp_printf("No batt ");
|
|
else
|
|
dp_printf("B:%3d%% ", batt_level);
|
|
#else
|
|
dp_printf(" ");
|
|
#endif
|
|
|
|
#if (HAS_GPS)
|
|
dp_setFont(MY_FONT_SMALL, !gps_hasfix());
|
|
dp_printf("Sats:%.2d", gps.satellites.value());
|
|
dp_setFont(MY_FONT_SMALL);
|
|
#else
|
|
dp_printf(" ");
|
|
#endif
|
|
dp_printf(" ch:%02d", channel);
|
|
dp_println();
|
|
|
|
// line 5: RSSI limiter + free memory
|
|
// RLIM:abcd Mem:abcdKB
|
|
dp_printf(!cfg.rssilimit ? "RLIM:off " : "RLIM:%-4d", cfg.rssilimit);
|
|
dp_printf(" Mem:%4dKB", getFreeRAM() / 1024);
|
|
dp_println();
|
|
|
|
// line 6: time + date
|
|
// Wed Jan 12 21:49:08 *
|
|
|
|
#if (TIME_SYNC_INTERVAL)
|
|
timeState = TimePulseTick ? ' ' : timeSetSymbols[timeSource];
|
|
time(&now);
|
|
localtime_r(&now, &timeinfo);
|
|
strftime(strftime_buf, sizeof(strftime_buf), "%c", &timeinfo);
|
|
dp_printf("%.20s", strftime_buf);
|
|
|
|
// display inverse timeState if clock controller is enabled
|
|
#if (defined HAS_DCF77) || (defined HAS_IF482)
|
|
dp_setFont(MY_FONT_SMALL, 1);
|
|
dp_printf("%c", timeState);
|
|
dp_setFont(MY_FONT_SMALL, 0);
|
|
#else
|
|
dp_printf("%c", timeState);
|
|
#endif
|
|
dp_println();
|
|
#endif // TIME_SYNC_INTERVAL
|
|
|
|
// line 7: LMIC status
|
|
// yyyyyyyyyyyyy xx SFab
|
|
|
|
#if (HAS_LORA)
|
|
// LMiC event display
|
|
dp_printf("%-16s ", lmic_event_msg);
|
|
// LORA datarate, display inverse if ADR disabled
|
|
dp_setFont(MY_FONT_SMALL, !cfg.adrmode);
|
|
dp_printf("%-4s", getSfName(updr2rps(LMIC.datarate)));
|
|
dp_setFont(MY_FONT_SMALL, 0);
|
|
#endif // HAS_LORA
|
|
|
|
dp_dump(displaybuf);
|
|
break;
|
|
|
|
// ---------- page 1: lorawan parameters ----------
|
|
case 1:
|
|
|
|
#if (HAS_LORA)
|
|
|
|
// 3|Net:000000 Pwr:aa
|
|
// 4|Dev:00000000 DR:0
|
|
// 5|CHMsk:0000 Nonce:0000
|
|
// 6|fUp:000000 fDn:000000
|
|
// 7|SNR:-0000 RSSI:-0000
|
|
|
|
dp_setFont(MY_FONT_SMALL);
|
|
dp_setTextCursor(0, 3);
|
|
dp_printf("Net:%06X Pwr:%-2d", LMIC.netid & 0x001FFFFF, LMIC.radio_txpow);
|
|
dp_println();
|
|
dp_printf("Dev:%08X DR:%1d", LMIC.devaddr, LMIC.datarate);
|
|
dp_println();
|
|
dp_printf("ChMsk:%04X Nonce:%04X", LMIC.channelMap, LMIC.devNonce);
|
|
dp_println();
|
|
dp_printf("fUp:%-6d fDn:%-6d", LMIC.seqnoUp ? LMIC.seqnoUp - 1 : 0,
|
|
LMIC.seqnoDn ? LMIC.seqnoDn - 1 : 0);
|
|
dp_println();
|
|
dp_printf("SNR:%-5d RSSI:%-5d", (LMIC.snr + 2) / 4, LMIC.rssi);
|
|
|
|
dp_dump(displaybuf);
|
|
break;
|
|
#else // flip page if we are unattended
|
|
DisplayPage++;
|
|
#endif // HAS_LORA
|
|
|
|
// ---------- page 2: GPS ----------
|
|
case 2:
|
|
|
|
#if (HAS_GPS)
|
|
dp_setFont(MY_FONT_STRETCHED);
|
|
dp_setTextCursor(0, 3);
|
|
if (gps_hasfix()) {
|
|
// line 5: clear "No fix"
|
|
if (wasnofix) {
|
|
dp_setTextCursor(2, 4);
|
|
dp_printf(" ");
|
|
wasnofix = false;
|
|
}
|
|
// line 3-4: GPS latitude
|
|
dp_printf("%c%07.4f", gps.location.rawLat().negative ? 'S' : 'N',
|
|
gps.location.lat());
|
|
|
|
// line 6-7: GPS longitude
|
|
dp_printf("%c%07.4f", gps.location.rawLng().negative ? 'W' : 'E',
|
|
gps.location.lng());
|
|
|
|
} else {
|
|
dp_setTextCursor(2, 4);
|
|
dp_setFont(MY_FONT_STRETCHED, 1);
|
|
dp_printf("No fix");
|
|
wasnofix = true;
|
|
}
|
|
|
|
dp_dump(displaybuf);
|
|
break;
|
|
#else // flip page if we are unattended
|
|
DisplayPage++;
|
|
#endif
|
|
|
|
// ---------- page 3: BME280/680 ----------
|
|
case 3:
|
|
|
|
#if (HAS_BME)
|
|
dp_setFont(MY_FONT_STRETCHED);
|
|
dp_setTextCursor(0, 2);
|
|
|
|
// line 2-3: Temp
|
|
dp_printf("TMP:%-2.1f", bme_status.temperature);
|
|
dp_println(2);
|
|
|
|
// line 4-5: Hum
|
|
dp_printf("HUM:%-2.1f", bme_status.humidity);
|
|
dp_println(2);
|
|
|
|
#ifdef HAS_BME680
|
|
// line 6-7: IAQ
|
|
dp_printf("IAQ:%-3.0f", bme_status.iaq);
|
|
#else // is BME280 or BMP180
|
|
// line 6-7: Pre
|
|
dp_printf("PRE:%-2.1f", bme_status.pressure);
|
|
#endif // HAS_BME680
|
|
|
|
dp_dump(displaybuf);
|
|
break; // page 3
|
|
#else // flip page if we are unattended
|
|
DisplayPage++;
|
|
#endif // HAS_BME
|
|
|
|
// ---------- page 4: time ----------
|
|
case 4:
|
|
|
|
dp_setFont(MY_FONT_LARGE);
|
|
dp_setTextCursor(0, 4);
|
|
time(&now);
|
|
localtime_r(&now, &timeinfo);
|
|
strftime(strftime_buf, sizeof(strftime_buf), "%T", &timeinfo);
|
|
dp_printf("%.8s", strftime_buf);
|
|
|
|
dp_dump(displaybuf);
|
|
break;
|
|
|
|
// ---------- page 5: pax graph ----------
|
|
case 5:
|
|
|
|
// update histogram
|
|
dp_plotCurve(count.pax, false);
|
|
dp_dump(plotbuf);
|
|
break;
|
|
|
|
// ---------- page 6: blank screen ----------
|
|
case 6:
|
|
|
|
#ifdef HAS_BUTTON
|
|
dp_clear();
|
|
break;
|
|
#else // flip page if we are unattended
|
|
DisplayPage++;
|
|
#endif
|
|
|
|
} // switch (page)
|
|
} // dp_drawPage
|
|
|
|
// ------------- display helper functions -----------------
|
|
|
|
void dp_setTextCursor(int x, int y) {
|
|
// x represents the pixel column
|
|
// y represents the text row
|
|
dp_col = x;
|
|
|
|
#if (HAS_DISPLAY) == 1
|
|
dp_row = y;
|
|
obdSetCursor(&ssoled, dp_col, dp_row);
|
|
|
|
#elif (HAS_DISPLAY) == 2
|
|
switch (dp_font >> 1) {
|
|
case MY_FONT_STRETCHED:
|
|
case MY_FONT_LARGE:
|
|
dp_row = y * 26;
|
|
break;
|
|
case MY_FONT_SMALL:
|
|
case MY_FONT_NORMAL:
|
|
default:
|
|
dp_row = y * 16;
|
|
break;
|
|
}
|
|
tft.setCursor(dp_col, dp_row);
|
|
#endif
|
|
}
|
|
|
|
void dp_setFont(int font, int inv) {
|
|
#if (HAS_DISPLAY) == 1
|
|
dp_font = (font << 1) | (inv & 0x01);
|
|
#elif (HAS_DISPLAY) == 2
|
|
// map font oled -> tft
|
|
switch (font) {
|
|
case MY_FONT_STRETCHED: // 16x16 on OLED
|
|
case MY_FONT_LARGE: // 16x32 on OLED
|
|
tft.setTextFont(4); // 26px
|
|
break;
|
|
case MY_FONT_SMALL: // 6x8 on OLED
|
|
case MY_FONT_NORMAL: // 8x8 on OLED
|
|
default:
|
|
tft.setTextFont(2); // 16px
|
|
break;
|
|
}
|
|
// to do: invers printing
|
|
#endif
|
|
}
|
|
|
|
void dp_println(int lines) {
|
|
dp_col = 0;
|
|
dp_row += lines;
|
|
#if (HAS_DISPLAY) == 1
|
|
dp_setTextCursor(dp_col, dp_row);
|
|
#elif (HAS_DISPLAY) == 2
|
|
for (int i = 1; i <= lines; i++)
|
|
tft.println();
|
|
#endif
|
|
};
|
|
|
|
void dp_printf(const char *format, ...) {
|
|
char loc_buf[64];
|
|
char *temp = loc_buf;
|
|
va_list arg;
|
|
va_list copy;
|
|
va_start(arg, format);
|
|
va_copy(copy, arg);
|
|
int len = vsnprintf(temp, sizeof(loc_buf), format, copy);
|
|
va_end(copy);
|
|
if (len < 0) {
|
|
va_end(arg);
|
|
return;
|
|
};
|
|
if (len >= sizeof(loc_buf)) {
|
|
temp = (char *)malloc(len + 1);
|
|
if (temp == NULL) {
|
|
va_end(arg);
|
|
return;
|
|
}
|
|
vsnprintf(temp, len + 1, format, arg);
|
|
}
|
|
va_end(arg);
|
|
#if (HAS_DISPLAY) == 1
|
|
obdWriteString(&ssoled, 0, -1, dp_row, temp, dp_font >> 1, dp_font & 0x01,
|
|
false);
|
|
#elif (HAS_DISPLAY) == 2
|
|
tft.printf(temp);
|
|
#endif
|
|
if (temp != loc_buf) {
|
|
free(temp);
|
|
}
|
|
}
|
|
|
|
void dp_dump(uint8_t *pBuffer) {
|
|
#if (HAS_DISPLAY) == 1
|
|
obdDumpBuffer(&ssoled, pBuffer);
|
|
#elif (HAS_DISPLAY) == 2
|
|
// probably oled buffer stucture is not suitable for tft -> to be checked
|
|
tft.drawBitmap(0, 0, pBuffer, MY_DISPLAY_WIDTH, MY_DISPLAY_HEIGHT,
|
|
MY_DISPLAY_FGCOLOR);
|
|
#endif
|
|
}
|
|
|
|
void dp_clear(void) {
|
|
dp_setTextCursor(0, 0);
|
|
#if (HAS_DISPLAY) == 1
|
|
obdFill(&ssoled, 0, 1);
|
|
#elif (HAS_DISPLAY) == 2
|
|
tft.fillScreen(MY_DISPLAY_BGCOLOR);
|
|
#endif
|
|
}
|
|
|
|
void dp_contrast(uint8_t contrast) {
|
|
#if (HAS_DISPLAY) == 1
|
|
obdSetContrast(&ssoled, contrast);
|
|
#elif (HAS_DISPLAY) == 2
|
|
// to do: gamma correction for TFT
|
|
#endif
|
|
}
|
|
|
|
void dp_power(uint8_t screenon) {
|
|
#if (HAS_DISPLAY) == 1
|
|
obdPower(&ssoled, screenon);
|
|
#elif (HAS_DISPLAY) == 2
|
|
// to come
|
|
#endif
|
|
}
|
|
|
|
void dp_shutdown(void) {
|
|
#if (HAS_DISPLAY) == 1
|
|
obdPower(&ssoled, false);
|
|
delay(DISPLAYREFRESH_MS / 1000 * 1.1);
|
|
#elif (HAS_DISPLAY) == 2
|
|
// to come
|
|
#endif
|
|
}
|
|
|
|
// print static message on display
|
|
void dp_message(const char *msg, int line, bool invers) {
|
|
dp_setTextCursor(0, line);
|
|
dp_setFont(MY_FONT_NORMAL, invers ? 1 : 0);
|
|
dp_printf("%-16s", msg);
|
|
dp_dump(displaybuf);
|
|
} // dp_message
|
|
|
|
// ------------- QR code plotter -----------------
|
|
|
|
void dp_printqr(uint16_t offset_x, uint16_t offset_y, const char *Message) {
|
|
uint8_t qrcodeData[qrcode_getBufferSize(QR_VERSION)];
|
|
qrcode_initText(&qrcode, qrcodeData, QR_VERSION, ECC_HIGH, Message);
|
|
|
|
// draw QR code
|
|
for (uint8_t y = 0; y < qrcode.size; y++)
|
|
for (uint8_t x = 0; x < qrcode.size; x++)
|
|
if (!qrcode_getModule(&qrcode, x, y)) // "black"
|
|
dp_fillRect(x * QR_SCALEFACTOR + offset_x,
|
|
y * QR_SCALEFACTOR + offset_y, QR_SCALEFACTOR,
|
|
QR_SCALEFACTOR, false);
|
|
// draw horizontal frame lines
|
|
dp_fillRect(0, 0, qrcode.size * QR_SCALEFACTOR + 2 * offset_x, offset_y,
|
|
false);
|
|
dp_fillRect(0, qrcode.size * QR_SCALEFACTOR + offset_y,
|
|
qrcode.size * QR_SCALEFACTOR + 2 * offset_x, offset_y, false);
|
|
// draw vertical frame lines
|
|
dp_fillRect(0, 0, offset_x, qrcode.size * QR_SCALEFACTOR + 2 * offset_y,
|
|
false);
|
|
dp_fillRect(qrcode.size * QR_SCALEFACTOR + offset_x, 0, offset_x,
|
|
qrcode.size * QR_SCALEFACTOR + 2 * offset_y, false);
|
|
}
|
|
|
|
// ------------- graphics primitives -----------------
|
|
|
|
void dp_fillRect(uint16_t x, uint16_t y, uint16_t width, uint16_t height,
|
|
uint8_t bRender) {
|
|
#if (HAS_DISPLAY) == 1
|
|
for (uint16_t xi = x; xi < x + width; xi++)
|
|
obdDrawLine(&ssoled, xi, y, xi, y + height - 1, 1, bRender);
|
|
#elif (HAS_DISPLAY) == 2
|
|
tft.fillRect(x, y, width, height, MY_DISPLAY_FGCOLOR);
|
|
#endif
|
|
}
|
|
|
|
int dp_drawPixel(uint8_t *buf, const uint16_t x, const uint16_t y,
|
|
const uint8_t dot) {
|
|
|
|
if (x > MY_DISPLAY_WIDTH || y > MY_DISPLAY_HEIGHT)
|
|
return -1;
|
|
|
|
uint8_t bit = y & 7;
|
|
uint16_t idx = y / 8 * MY_DISPLAY_WIDTH + x;
|
|
|
|
buf[idx] &= ~(1 << bit); // clear pixel
|
|
if (dot)
|
|
buf[idx] |= (1 << bit); // set pixel
|
|
|
|
return 0;
|
|
}
|
|
|
|
// ------------- buffer scroll functions -----------------
|
|
|
|
void dp_scrollHorizontal(uint8_t *buf, const uint16_t width,
|
|
const uint16_t height, bool left) {
|
|
|
|
uint16_t col, page, idx = 0;
|
|
|
|
for (page = 0; page < height / 8; page++) {
|
|
if (left) { // scroll left
|
|
for (col = 0; col < width - 1; col++) {
|
|
idx = page * width + col;
|
|
buf[idx] = buf[idx + 1];
|
|
}
|
|
buf[idx + 1] = 0;
|
|
} else // scroll right
|
|
{
|
|
for (col = width - 1; col > 0; col--) {
|
|
idx = page * width + col;
|
|
buf[idx] = buf[idx - 1];
|
|
}
|
|
buf[idx - 1] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
void dp_scrollVertical(uint8_t *buf, const uint16_t width,
|
|
const uint16_t height, int offset) {
|
|
|
|
uint64_t buf_col;
|
|
|
|
if (!offset)
|
|
return; // nothing to do
|
|
|
|
for (uint16_t col = 0; col < MY_DISPLAY_WIDTH; col++) {
|
|
// convert column bytes from display buffer to uint64_t
|
|
buf_col = *(uint64_t *)&buf[col * MY_DISPLAY_HEIGHT / 8];
|
|
|
|
if (offset > 0) // scroll down
|
|
buf_col <<= offset;
|
|
else // scroll up
|
|
buf_col >>= abs(offset);
|
|
|
|
// write back uint64_t to uint8_t display buffer
|
|
*(uint64_t *)&buf[col * MY_DISPLAY_HEIGHT / 8] = buf_col;
|
|
}
|
|
}
|
|
|
|
// ------------- curve plotter -----------------
|
|
|
|
void dp_plotCurve(uint16_t count, bool reset) {
|
|
|
|
static uint16_t last_count = 0, col = 0, row = 0;
|
|
uint16_t v_scroll = 0;
|
|
|
|
// nothing new to plot? -> then exit early
|
|
if ((last_count == count) && !reset)
|
|
return;
|
|
|
|
if (reset) { // next count cycle?
|
|
if (col < MY_DISPLAY_WIDTH - 1) // matrix not full -> increment column
|
|
col++;
|
|
else // matrix full -> scroll left 1 dot
|
|
dp_scrollHorizontal(plotbuf, MY_DISPLAY_WIDTH, MY_DISPLAY_HEIGHT, true);
|
|
|
|
} else // clear current dot
|
|
dp_drawPixel(plotbuf, col, row, 0);
|
|
|
|
// scroll down, if necessary
|
|
while ((count - v_scroll) > MY_DISPLAY_HEIGHT - 1)
|
|
v_scroll++;
|
|
if (v_scroll)
|
|
dp_scrollVertical(plotbuf, MY_DISPLAY_WIDTH, MY_DISPLAY_HEIGHT, v_scroll);
|
|
|
|
// set new dot
|
|
// row = MY_DISPLAY_HEIGHT - 1 - (count - v_scroll) % MY_DISPLAY_HEIGHT;
|
|
row = MY_DISPLAY_HEIGHT - 1 - count - v_scroll;
|
|
last_count = count;
|
|
dp_drawPixel(plotbuf, col, row, 1);
|
|
}
|
|
|
|
#endif // HAS_DISPLAY
|