OSD: allow to present odometer on post flight screen

src/main/cli/settings.c

@@ -1230,6 +1230,11 @@ const clivalue_t valueTable[] = {
 #ifdef USE_GYRO_DATA_ANALYSE
     { "osd_stat_max_fft",           VAR_UINT32  | MASTER_VALUE | MODE_BITSET, .config.bitpos = OSD_STAT_MAX_FFT, PG_OSD_CONFIG, offsetof(osdConfig_t, enabled_stats)},
 #endif
+#ifdef USE_PERSISTENT_STATS
+    { "osd_stat_total_flights",     VAR_UINT32  | MASTER_VALUE | MODE_BITSET, .config.bitpos = OSD_STAT_TOTAL_FLIGHTS, PG_OSD_CONFIG, offsetof(osdConfig_t, enabled_stats)},
+    { "osd_stat_total_time",        VAR_UINT32  | MASTER_VALUE | MODE_BITSET, .config.bitpos = OSD_STAT_TOTAL_TIME,    PG_OSD_CONFIG, offsetof(osdConfig_t, enabled_stats)},
+    { "osd_stat_total_dist",        VAR_UINT32  | MASTER_VALUE | MODE_BITSET, .config.bitpos = OSD_STAT_TOTAL_DIST,    PG_OSD_CONFIG, offsetof(osdConfig_t, enabled_stats)},
+#endif
 
 #ifdef USE_OSD_PROFILES
     { "osd_profile",                VAR_UINT8  | MASTER_VALUE, .config.minmaxUnsigned = { 1, OSD_PROFILE_COUNT }, PG_OSD_CONFIG, offsetof(osdConfig_t, osdProfileIndex) },

src/main/osd/osd.c

@@ -75,6 +75,7 @@
 
 #include "pg/pg.h"
 #include "pg/pg_ids.h"
+#include "pg/stats.h"
 
 #include "rx/rx.h"
 
@@ -90,6 +91,9 @@
 #include "hardware_revision.h"
 #endif
 
+#define VIDEO_BUFFER_CHARS_PAL    480
+#define IS_DISPLAY_PAL (displayScreenSize(osdDisplayPort) == VIDEO_BUFFER_CHARS_PAL)
+
 const char * const osdTimerSourceNames[] = {
     "ON TIME  ",
     "TOTAL ARM",
@@ -464,10 +468,12 @@ static bool isSomeStatEnabled(void)
 
 static void osdShowStats(uint16_t endBatteryVoltage)
 {
-    uint8_t top = 2;
+    uint8_t top = 1;    /* first fully visible line */
     char buff[OSD_ELEMENT_BUFFER_LENGTH];
 
     displayClearScreen(osdDisplayPort);
+
+    if (IS_DISPLAY_PAL)
         displayWrite(osdDisplayPort, 2, top++, "  --- STATS ---");
 
     if (osdStatGetState(OSD_STAT_RTC_DATE_TIME)) {
@@ -603,6 +609,27 @@ static void osdShowStats(uint16_t endBatteryVoltage)
         }
     }
 #endif
+
+#ifdef USE_PERSISTENT_STATS
+    if (osdStatGetState(OSD_STAT_TOTAL_FLIGHTS)) {
+        itoa(statsConfig()->stats_total_flights, buff, 10);
+        osdDisplayStatisticLabel(top++, "TOTAL FLIGHTS", buff);
+    }
+    if (osdStatGetState(OSD_STAT_TOTAL_TIME)) {
+        int minutes = statsConfig()->stats_total_time_s / 60;
+        tfp_sprintf(buff, "%d:%02dH", minutes / 60, minutes % 60);
+        osdDisplayStatisticLabel(top++, "TOTAL FLIGHT TIME", buff);
+    }
+    if (osdStatGetState(OSD_STAT_TOTAL_DIST)) {
+        #define METERS_PER_KILOMETER 1000
+        #define METERS_PER_MILE      1609
+        if (osdConfig()->units == OSD_UNIT_IMPERIAL)
+            tfp_sprintf(buff, "%dMI", statsConfig()->stats_total_dist_m / METERS_PER_MILE);
+        else
+            tfp_sprintf(buff, "%dKM", statsConfig()->stats_total_dist_m / METERS_PER_KILOMETER);
+        osdDisplayStatisticLabel(top++, "TOTAL DISTANCE", buff);
+    }
+#endif
 }
 
 static void osdShowArmed(void)

src/main/osd/osd.h

@@ -159,6 +159,9 @@ typedef enum {
     OSD_STAT_MIN_LINK_QUALITY,
     OSD_STAT_FLIGHT_DISTANCE,
     OSD_STAT_MAX_FFT,
+    OSD_STAT_TOTAL_FLIGHTS,
+    OSD_STAT_TOTAL_TIME,
+    OSD_STAT_TOTAL_DIST,
     OSD_STAT_COUNT // MUST BE LAST
 } osd_stats_e;