From b2c939e899a6acc20995c1fa020e34177a1f8278 Mon Sep 17 00:00:00 2001
From: hhhh hgfh <118007458+Claucdan@users.noreply.github.com>
Date: Fri, 11 Apr 2025 00:31:06 +0300
Subject: [PATCH] Add Launch Timer (#14332)

* feat: add launch timer to osd timer type

* fix: fix code style

* Update src/main/osd/osd.c

fix: code style

Co-authored-by: Mark Haslinghuis <mark@numloq.nl>

* Update src/main/osd/osd.c

fix: adding a comma after "LAUNCH TIME"

Co-authored-by: Jan Post <Rm2k-Freak@web.de>

* Update src/main/osd/osd.c

fix: added free space

Co-authored-by: Jan Post <Rm2k-Freak@web.de>

* Update src/main/osd/osd.h

fix: added free space after declaration

Co-authored-by: Jan Post <Rm2k-Freak@web.de>

* Update src/main/osd/osd.c

fix: added timer reset when switching to LAUNCH mode again

Co-authored-by: Jan Post <Rm2k-Freak@web.de>

---------

Co-authored-by: Mark Haslinghuis <mark@numloq.nl>
Co-authored-by: Jan Post <Rm2k-Freak@web.de>
---
 src/main/osd/osd.c          | 12 +++++++++++-
 src/main/osd/osd.h          |  5 ++++-
 src/main/osd/osd_elements.c |  4 ++++
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/src/main/osd/osd.c b/src/main/osd/osd.c
index 7e4ab9057b..0b2cbaef24 100644
--- a/src/main/osd/osd.c
+++ b/src/main/osd/osd.c
@@ -114,7 +114,8 @@ const char * const osdTimerSourceNames[] = {
     "ON TIME  ",
     "TOTAL ARM",
     "LAST ARM ",
-    "ON/ARM   "
+    "ON/ARM   ",
+    "LAUNCH TIME",
 };
 
 #define OSD_LOGO_ROWS 4
@@ -127,6 +128,8 @@ const char * const osdTimerSourceNames[] = {
 #define IS_MID(X) (rcData[X] > 1250 && rcData[X] < 1750)
 
 timeUs_t osdFlyTime = 0;
+timeUs_t osdLaunchTime = 0;
+
 #if defined(USE_ACC)
 float osdGForce = 0;
 #endif
@@ -1243,6 +1246,13 @@ STATIC_UNIT_TESTED bool osdProcessStats1(timeUs_t currentTimeUs)
         timeUs_t deltaT = currentTimeUs - lastTimeUs;
         osdFlyTime += deltaT;
         stats.armed_time += deltaT;
+#ifdef USE_LAUNCH_CONTROL
+        if (!isLaunchControlActive()) {
+            osdLaunchTime += deltaT;
+        } else {
+            osdLaunchTime = 0;
+        }
+#endif
     } else if (osdStatsEnabled) {  // handle showing/hiding stats based on OSD disable switch position
         if (displayIsGrabbed(osdDisplayPort)) {
             osdStatsEnabled = false;
diff --git a/src/main/osd/osd.h b/src/main/osd/osd.h
index c311bb1f45..eabb04d543 100644
--- a/src/main/osd/osd.h
+++ b/src/main/osd/osd.h
@@ -29,7 +29,7 @@
 
 #include "sensors/esc_sensor.h"
 
-#define OSD_NUM_TIMER_TYPES 4
+#define OSD_NUM_TIMER_TYPES 5
 extern const char * const osdTimerSourceNames[OSD_NUM_TIMER_TYPES];
 
 #define OSD_ELEMENT_BUFFER_LENGTH 32
@@ -257,6 +257,7 @@ typedef enum {
     OSD_TIMER_SRC_TOTAL_ARMED,
     OSD_TIMER_SRC_LAST_ARMED,
     OSD_TIMER_SRC_ON_OR_ARMED,
+    OSD_TIMER_SRC_LAUNCH_TIME,
     OSD_TIMER_SRC_COUNT
 } osd_timer_source_e;
 
@@ -392,6 +393,8 @@ typedef struct statistic_s {
 
 extern timeUs_t resumeRefreshAt;
 extern timeUs_t osdFlyTime;
+extern timeUs_t osdLaunchTime;
+
 #if defined(USE_ACC)
 extern float osdGForce;
 #endif
diff --git a/src/main/osd/osd_elements.c b/src/main/osd/osd_elements.c
index 07844d0ea2..64bae571c1 100644
--- a/src/main/osd/osd_elements.c
+++ b/src/main/osd/osd_elements.c
@@ -515,6 +515,8 @@ static char osdGetTimerSymbol(osd_timer_source_e src)
         return SYM_FLY_M;
     case OSD_TIMER_SRC_ON_OR_ARMED:
         return ARMING_FLAG(ARMED) ? SYM_FLY_M : SYM_ON_M;
+    case OSD_TIMER_SRC_LAUNCH_TIME:
+        return 'L';
     default:
         return ' ';
     }
@@ -533,6 +535,8 @@ static timeUs_t osdGetTimerValue(osd_timer_source_e src)
     }
     case OSD_TIMER_SRC_ON_OR_ARMED:
         return ARMING_FLAG(ARMED) ? osdFlyTime : micros();
+    case OSD_TIMER_SRC_LAUNCH_TIME:
+        return osdLaunchTime;
     default:
         return 0;
     }