From 79e5a1c4fee601b850b4ace9b6ec9ec6085b219b Mon Sep 17 00:00:00 2001
From: Armor <2654988228@qq.com>
Date: Wed, 14 Jan 2026 23:40:42 +0800
Subject: [PATCH] update

---
 src/KSP_tools/krpc_explore.py | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/KSP_tools/krpc_explore.py b/src/KSP_tools/krpc_explore.py
index 8670d66..58c54fa 100644
--- a/src/KSP_tools/krpc_explore.py
+++ b/src/KSP_tools/krpc_explore.py
@@ -99,6 +99,9 @@ def auto_land_predictive(host='localhost', port=50000, target_altitude=0.5, targ
 
     status = {'result': 'failed', 'logs': []}
 
+    # WAIT 阶段按折减推力估算刹车距离（提前点火，补偿点火/推力建立延迟）
+    thrust_discount_wait = 0.9
+
     def _get_g(local_vessel):
         try:
             body = local_vessel.orbit.body
@@ -153,7 +156,6 @@ def auto_land_predictive(host='localhost', port=50000, target_altitude=0.5, targ
             pass
 
         # 倒计时/等待点火
-        ignited = False
         last_log_t = 0.0
         while True:
             alt, srf_speed, v_speed, mass, avail_thrust, g_local, situation_name = _read_state()
@@ -164,10 +166,11 @@ def auto_land_predictive(host='localhost', port=50000, target_altitude=0.5, targ
             vf = max(0.0, abs(float(target_vspeed)))
 
             # 若推力不可用，直接点火尝试（避免永远等不到）
-            if mass <= 0 or avail_thrust <= 1e-6:
+            avail_thrust_wait = float(avail_thrust) * float(thrust_discount_wait)
+            if mass <= 0 or avail_thrust_wait <= 1e-6:
                 a_max_up = 0.0
             else:
-                a_max_up = max(0.0, avail_thrust / mass - g_local)
+                a_max_up = max(0.0, avail_thrust_wait / mass - g_local)
 
             if a_max_up <= 1e-6:
                 braking_dist = float('inf')
@@ -185,7 +188,7 @@ def auto_land_predictive(host='localhost', port=50000, target_altitude=0.5, targ
                 msg = (
                     f'WAIT alt={alt:.1f} rem={remaining_alt:.1f} '
                     f'srf_speed={srf_speed:.2f} vs={v_speed:.2f} '
-                    f'a_max_up={a_max_up:.2f} braking={braking_dist:.1f} '
+                    f'a_max_up={a_max_up:.2f} braking={braking_dist:.1f} thr_disc={thrust_discount_wait:.2f} '
                     f'countdown={(countdown if countdown is not None else float("nan")):.2f}'
                 )
                 status['logs'].append(msg)
@@ -208,7 +211,6 @@ def auto_land_predictive(host='localhost', port=50000, target_altitude=0.5, targ
             vessel.control.activate_next_stage()
         except Exception:
             pass
-        ignited = True
 
         # 燃烧闭环：根据 remaining_alt 反推需要的减速度 -> 油门
         while True: