nav: pause a little if doing jump sequence

inc/yapb.h

@@ -764,6 +764,7 @@ private:
    bool m_needToSendWelcomeChat {}; // bot needs to greet people on server?
    bool m_isCreature {}; // bot is not a player, but something else ? zombie ?
    bool m_defuseNotified {}; // bot is notified about bomb defusion
+   bool m_jumpSequence {}; // next path link will be jump link
 
    Pickup m_pickupType {}; // type of entity which needs to be used/picked up
    PathWalk m_pathWalk {}; // pointer to current node from path

src/botlib.cpp

@@ -2773,13 +2773,7 @@ void Bot::executeTasks () {
    auto func = getTask ()->func;
 
    // run the current task
-   if (func != nullptr) {
-      (this->*func) ();
-   }
-   else {
-      logger.error ("Missing callback function of Task %d.", getCurrentTaskId ());
-      kick (); // drop the player, as it's fatal for bot
-   }
+   (this->*func) ();
 }
 
 void Bot::checkSpawnConditions () {

src/navigate.cpp

@@ -875,6 +875,12 @@ bool Bot::updateNavigation () {
             m_jumpFinished = true;
             m_checkTerrain = false;
             m_desiredVelocity = nullptr;
+
+            // cool down a little if next path after current will be jump
+            if (m_jumpSequence) {
+               startTask (Task::Pause, TaskPri::Pause, kInvalidNodeIndex, game.time () + rg.get (0.75, 1.2f) + m_frameInterval, false);
+               m_jumpSequence = false;
+            }
          }
       }
       else if (!cv_jasonmode.bool_ () && usesKnife () && isOnFloor ()) {
@@ -2201,7 +2207,10 @@ bool Bot::advanceMovement () {
       }
 
       if (!m_pathWalk.empty ()) {
+         m_jumpSequence = false;
+
          const int destIndex = m_pathWalk.first ();
+         bool isCurrentJump = false;
 
          // find out about connection flags
          if (destIndex != kInvalidNodeIndex && m_currentNodeIndex != kInvalidNodeIndex) {
@@ -2211,6 +2220,7 @@ bool Bot::advanceMovement () {
                   m_desiredVelocity = link.velocity;
                   m_jumpFinished = false;
 
+                  isCurrentJump = true;
                   break;
                }
             }
@@ -2242,6 +2252,11 @@ bool Bot::advanceMovement () {
                }
             }
 
+            // mark as jump sequence, if the current and next paths are jumps
+            if (isCurrentJump) {
+               m_jumpSequence = willJump;
+            }
+
             // is there a jump node right ahead and do we need to draw out the light weapon ?
             if (willJump && !usesKnife () && m_currentWeapon != Weapon::Scout && !m_isReloading && !usesPistol () && (jumpDistance > 145.0f || (dst.z - 32.0f > src.z && jumpDistance > 125.0f)) && !(m_states & Sense::SeeingEnemy)) {
                selectWeaponById (Weapon::Knife); // draw out the knife if we needed