314 lines
10 KiB
C
314 lines
10 KiB
C
#include "Graphics.h"
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#include <Wire.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_SSD1306.h>
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#define DISP_W 128
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#define DISP_H 64
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#define DISP_RST -1
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#define DISP_ADDR 0x3c
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Adafruit_SSD1306 display(DISP_W, DISP_H, &Wire, DISP_RST);
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#define DISP_MODE_UNKNOWN 0x00
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#define DISP_MODE_LANDSCAPE 0x01
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#define DISP_MODE_PORTRAIT 0x02
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#define DISP_PIN_SIZE 6
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uint8_t disp_mode = DISP_MODE_UNKNOWN;
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uint8_t disp_ext_fb = false;
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unsigned char fb[512];
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uint32_t last_disp_update = 0;
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uint8_t disp_target_fps = 7;
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int disp_update_interval = 1000/disp_target_fps;
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uint32_t last_page_flip = 0;
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int page_interval = 5000;
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#define WATERFALL_SIZE 46
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int waterfall[WATERFALL_SIZE];
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int waterfall_head = 0;
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int p_ad_x = 0;
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int p_ad_y = 0;
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int p_as_x = 0;
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int p_as_y = 0;
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GFXcanvas1 stat_area(64, 64);
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GFXcanvas1 disp_area(64, 64);
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void update_area_positions() {
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if (disp_mode == DISP_MODE_PORTRAIT) {
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p_ad_x = 0;
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p_ad_y = 0;
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p_as_x = 0;
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p_as_y = 64;
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} else if (disp_mode == DISP_MODE_LANDSCAPE) {
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p_ad_x = 0;
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p_ad_y = 0;
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p_as_x = 64;
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p_as_y = 0;
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}
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}
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bool display_init() {
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#if HAS_DISPLAY
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#if BOARD_MODEL == BOARD_RNODE_NG_20 || BOARD_MODEL == BOARD_LORA32_V2_0
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int pin_display_en = 16;
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digitalWrite(pin_display_en, LOW);
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delay(50);
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digitalWrite(pin_display_en, HIGH);
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#endif
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if(!display.begin(SSD1306_SWITCHCAPVCC, DISP_ADDR)) {
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return false;
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} else {
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#if BOARD_MODEL == BOARD_RNODE_NG_20
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disp_mode = DISP_MODE_PORTRAIT;
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display.setRotation(3);
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#elif BOARD_MODEL == BOARD_RNODE_NG_21
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disp_mode = DISP_MODE_PORTRAIT;
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display.setRotation(3);
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#elif BOARD_MODEL == BOARD_LORA32_V2_1
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disp_mode = DISP_MODE_LANDSCAPE;
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display.setRotation(0);
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#else
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disp_mode = DISP_MODE_PORTRAIT;
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display.setRotation(3);
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#endif
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// display.dim(true);
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update_area_positions();
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for (int i = 0; i < WATERFALL_SIZE; i++) {
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waterfall[i] = 0;
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}
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last_page_flip = millis();
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stat_area.cp437(true);
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disp_area.cp437(true);
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display.cp437(true);
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return true;
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}
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#else
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return false;
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#endif
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}
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void draw_cable_icon(int px, int py) {
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if (cable_state == CABLE_STATE_DISCONNECTED) {
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stat_area.drawBitmap(px, py, bm_cable+0*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else if (cable_state == CABLE_STATE_CONNECTED) {
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stat_area.drawBitmap(px, py, bm_cable+1*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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void draw_bt_icon(int px, int py) {
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if (bt_state == BT_STATE_OFF) {
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stat_area.drawBitmap(px, py, bm_bt+0*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else if (bt_state == BT_STATE_ON) {
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stat_area.drawBitmap(px, py, bm_bt+1*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else if (bt_state == BT_STATE_PAIRING) {
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stat_area.drawBitmap(px, py, bm_bt+2*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else if (bt_state == BT_STATE_CONNECTED) {
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stat_area.drawBitmap(px, py, bm_bt+3*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else {
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stat_area.drawBitmap(px, py, bm_bt+0*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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void draw_lora_icon(int px, int py) {
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if (radio_online) {
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stat_area.drawBitmap(px, py, bm_rf+1*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else {
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stat_area.drawBitmap(px, py, bm_rf+0*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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void draw_mw_icon(int px, int py) {
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if (mw_radio_online) {
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stat_area.drawBitmap(px, py, bm_rf+3*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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} else {
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stat_area.drawBitmap(px, py, bm_rf+2*32, 16, 16, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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uint8_t charge_tick = 0;
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void draw_battery_bars(int px, int py) {
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if (pmu_ready) {
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float battery_value = battery_percent;
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if (battery_state == BATTERY_STATE_CHARGING) {
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battery_value = charge_tick;
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charge_tick += 3;
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if (charge_tick > 100) charge_tick = 0;
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}
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stat_area.fillRect(px, py, 14, 3, SSD1306_BLACK);
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if (battery_value > 7) stat_area.drawLine(px, py, px, py+2, SSD1306_WHITE);
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if (battery_value > 20) stat_area.drawLine(px+1*2, py, px+1*2, py+2, SSD1306_WHITE);
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if (battery_value > 33) stat_area.drawLine(px+2*2, py, px+2*2, py+2, SSD1306_WHITE);
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if (battery_value > 46) stat_area.drawLine(px+3*2, py, px+3*2, py+2, SSD1306_WHITE);
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if (battery_value > 59) stat_area.drawLine(px+4*2, py, px+4*2, py+2, SSD1306_WHITE);
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if (battery_value > 72) stat_area.drawLine(px+5*2, py, px+5*2, py+2, SSD1306_WHITE);
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if (battery_value > 85) stat_area.drawLine(px+6*2, py, px+6*2, py+2, SSD1306_WHITE);
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}
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}
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#define Q_SNR_MIN -10.0
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#define Q_SNR_MAX 8.0
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#define Q_SNR_SPAN (Q_SNR_MAX-Q_SNR_MIN)
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void draw_quality_bars(int px, int py) {
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signed char t_snr = (signed int)last_snr_raw;
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int snr_int = (int)t_snr;
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float snr = ((int)snr_int) * 0.25;
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float quality = ((snr-Q_SNR_MIN)/(Q_SNR_SPAN))*100;
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if (quality > 100.0) quality = 100.0;
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stat_area.fillRect(px, py, 13, 7, SSD1306_BLACK);
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// Serial.printf("Last SNR: %.2f\n, quality: %.2f\n", snr, quality);
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if (quality > 7) stat_area.drawLine(px+0*2, py+7, px+0*2, py+6, SSD1306_WHITE);
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if (quality > 20) stat_area.drawLine(px+1*2, py+7, px+1*2, py+5, SSD1306_WHITE);
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if (quality > 33) stat_area.drawLine(px+2*2, py+7, px+2*2, py+4, SSD1306_WHITE);
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if (quality > 46) stat_area.drawLine(px+3*2, py+7, px+3*2, py+3, SSD1306_WHITE);
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if (quality > 59) stat_area.drawLine(px+4*2, py+7, px+4*2, py+2, SSD1306_WHITE);
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if (quality > 72) stat_area.drawLine(px+5*2, py+7, px+5*2, py+1, SSD1306_WHITE);
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if (quality > 85) stat_area.drawLine(px+6*2, py+7, px+6*2, py+0, SSD1306_WHITE);
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}
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#define S_RSSI_MIN -135.0
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#define S_RSSI_MAX -60.0
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#define S_RSSI_SPAN (S_RSSI_MAX-S_RSSI_MIN)
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void draw_signal_bars(int px, int py) {
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int rssi_val = last_rssi;
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if (rssi_val < S_RSSI_MIN) rssi_val = S_RSSI_MIN;
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if (rssi_val > S_RSSI_MAX) rssi_val = S_RSSI_MAX;
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int signal = ((rssi_val - S_RSSI_MIN)*(1.0/S_RSSI_SPAN))*100.0;
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if (signal > 100.0) signal = 100.0;
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stat_area.fillRect(px, py, 13, 7, SSD1306_BLACK);
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// Serial.printf("Last SNR: %.2f\n, quality: %.2f\n", snr, quality);
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if (signal > 85) stat_area.drawLine(px+0*2, py+7, px+0*2, py+0, SSD1306_WHITE);
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if (signal > 72) stat_area.drawLine(px+1*2, py+7, px+1*2, py+1, SSD1306_WHITE);
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if (signal > 59) stat_area.drawLine(px+2*2, py+7, px+2*2, py+2, SSD1306_WHITE);
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if (signal > 46) stat_area.drawLine(px+3*2, py+7, px+3*2, py+3, SSD1306_WHITE);
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if (signal > 33) stat_area.drawLine(px+4*2, py+7, px+4*2, py+4, SSD1306_WHITE);
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if (signal > 20) stat_area.drawLine(px+5*2, py+7, px+5*2, py+5, SSD1306_WHITE);
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if (signal > 7) stat_area.drawLine(px+6*2, py+7, px+6*2, py+6, SSD1306_WHITE);
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}
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#define WF_RSSI_MAX -60
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#define WF_RSSI_MIN -135
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#define WF_RSSI_SPAN (WF_RSSI_MAX-WF_RSSI_MIN)
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#define WF_PIXEL_WIDTH 10
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void draw_waterfall(int px, int py) {
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int rssi_val = current_rssi;
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if (rssi_val < WF_RSSI_MIN) rssi_val = WF_RSSI_MIN;
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if (rssi_val > WF_RSSI_MAX) rssi_val = WF_RSSI_MAX;
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int rssi_normalised = ((rssi_val - WF_RSSI_MIN)*(1.0/WF_RSSI_SPAN))*WF_PIXEL_WIDTH;
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waterfall[waterfall_head++] = rssi_normalised;
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if (waterfall_head >= WATERFALL_SIZE) waterfall_head = 0;
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stat_area.fillRect(px,py,WF_PIXEL_WIDTH, WATERFALL_SIZE, SSD1306_BLACK);
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for (int i = 0; i < WATERFALL_SIZE; i++){
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int wi = (waterfall_head+i)%WATERFALL_SIZE;
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int ws = waterfall[wi];
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if (ws > 0) {
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stat_area.drawLine(px, py+i, px+ws-1, py+i, SSD1306_WHITE);
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}
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}
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}
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bool stat_area_intialised = false;
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void draw_stat_area() {
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if (!stat_area_intialised) {
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stat_area.drawBitmap(0, 0, bm_frame, 64, 64, SSD1306_WHITE, SSD1306_BLACK);
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stat_area_intialised = true;
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}
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draw_cable_icon(3, 8);
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draw_bt_icon(3, 30);
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draw_lora_icon(45, 8);
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draw_mw_icon(45, 30);
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draw_battery_bars(4, 58);
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if (radio_online) {
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draw_quality_bars(28, 56);
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draw_signal_bars(44, 56);
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draw_waterfall(27, 4);
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}
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}
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void update_stat_area() {
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draw_stat_area();
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if (disp_mode == DISP_MODE_PORTRAIT) {
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display.drawBitmap(p_as_x, p_as_y, stat_area.getBuffer(), stat_area.width(), stat_area.height(), SSD1306_WHITE, SSD1306_BLACK);
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} else if (disp_mode == DISP_MODE_LANDSCAPE) {
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display.drawBitmap(p_as_x+2, p_as_y, stat_area.getBuffer(), stat_area.width(), stat_area.height(), SSD1306_WHITE, SSD1306_BLACK);
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display.drawLine(p_as_x, 0, p_as_x, 64, SSD1306_WHITE);
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}
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}
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#define START_PAGE 1
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const uint8_t pages = 2;
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uint8_t disp_page = START_PAGE;
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void draw_disp_area() {
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if (!disp_ext_fb or bt_ssp_pin != 0) {
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disp_area.drawBitmap(0, 0, bm_def, disp_area.width(), 37, SSD1306_WHITE, SSD1306_BLACK);
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if (!hw_ready || radio_error) {
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disp_area.drawBitmap(0, 37, bm_hwfail, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
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} else if (bt_state == BT_STATE_PAIRING and bt_ssp_pin != 0) {
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char *pin_str = (char*)malloc(DISP_PIN_SIZE+1);
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sprintf(pin_str, "%06d", bt_ssp_pin);
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disp_area.drawBitmap(0, 37, bm_pairing, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
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for (int i = 0; i < DISP_PIN_SIZE; i++) {
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uint8_t numeric = pin_str[i]-48;
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uint8_t offset = numeric*5;
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disp_area.drawBitmap(7+9*i, 37+16, bm_n_uh+offset, 8, 5, SSD1306_WHITE, SSD1306_BLACK);
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}
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} else {
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if (millis()-last_page_flip >= page_interval) {
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disp_page = (++disp_page%pages);
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last_page_flip = millis();
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if (not community_fw and disp_page == 0) disp_page = 1;
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}
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if (disp_page == 0) {
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disp_area.drawBitmap(0, 37, bm_nfr, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
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} else if (disp_page == 1) {
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if (radio_online) {
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disp_area.drawBitmap(0, 37, bm_online, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
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} else{
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disp_area.drawBitmap(0, 37, bm_hwok, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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}
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} else {
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disp_area.drawBitmap(0, 0, fb, disp_area.width(), disp_area.height(), SSD1306_WHITE, SSD1306_BLACK);
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}
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}
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void update_disp_area() {
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draw_disp_area();
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display.drawBitmap(p_ad_x, p_ad_y, disp_area.getBuffer(), disp_area.width(), disp_area.height(), SSD1306_WHITE, SSD1306_BLACK);
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if (disp_mode == DISP_MODE_LANDSCAPE) display.drawLine(0, 0, 0, 64, SSD1306_WHITE);
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}
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void update_display() {
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if (millis()-last_disp_update >= disp_update_interval) {
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display.clearDisplay();
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update_stat_area();
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update_disp_area();
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display.display();
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last_disp_update = millis();
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}
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}
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void ext_fb_enable() {
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disp_ext_fb = true;
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}
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void ext_fb_disable() {
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disp_ext_fb = false;
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}
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