From b6aaf32347e0859fae26f422d66deaac8e63b475 Mon Sep 17 00:00:00 2001
From: Tim Segers <tsegers@pm.me>
Date: Mon, 3 Oct 2022 16:02:29 +0200
Subject: Extract deco stop functionlity into function deco_stop

---
 schedule.c | 43 ++++++++++++++++++++++++++-----------------
 1 file changed, 26 insertions(+), 17 deletions(-)

diff --git a/schedule.c b/schedule.c
index 4c111f2..66fb36e 100644
--- a/schedule.c
+++ b/schedule.c
@@ -7,6 +7,9 @@
 
 #define SWITCH_INTERMEDIATE 1
 
+#define STOPLEN_ROUGH 10
+#define STOPLEN_FINE 1
+
 const gas_t *best_gas(const double depth, const gas_t *gasses, const int nof_gasses)
 {
     const gas_t *best = NULL;
@@ -90,13 +93,13 @@ double calc_ndl(decostate_t *ds, const double depth, const double ascrate, const
     return ndl;
 }
 
-double calc_stoplen_rough(decostate_t *ds, const double depth, const double current_gf, const gas_t *gas)
+double calc_stoplen_rough(const decostate_t *ds, const double depth, const double current_gf, const gas_t *gas)
 {
     decostate_t ds_ = *ds;
     double stoplen = 0;
 
-    while (1) {
-        double tmp = add_segment_const(&ds_, depth, 10, gas);
+    for (;;) {
+        double tmp = add_segment_const(&ds_, depth, STOPLEN_ROUGH, gas);
 
         if (ceiling(&ds_, current_gf) != depth)
             break;
@@ -107,6 +110,25 @@ double calc_stoplen_rough(decostate_t *ds, const double depth, const double curr
     return stoplen;
 }
 
+double deco_stop(decostate_t *ds, const double depth, const double current_gf, const gas_t *gas)
+{
+    double stoplen = 0;
+
+    /* rough steps */
+    double stoplen_rough = calc_stoplen_rough(ds, depth, current_gf, gas);
+
+    if (stoplen_rough) {
+        add_segment_const(ds, depth, stoplen_rough, gas);
+        stoplen += stoplen_rough;
+    }
+
+    /* fine steps */
+    while (ceiling(ds, current_gf) == depth)
+        stoplen += add_segment_const(ds, depth, STOPLEN_FINE, gas);
+
+    return stoplen;
+}
+
 int should_switch(const gas_t **next, double *switch_depth, const decostate_t *ds, const double depth,
                   const double next_stop, const gas_t *deco_gasses, const int nof_gasses)
 {
@@ -237,20 +259,7 @@ decoinfo_t calc_deco(decostate_t *ds, const double start_depth, const gas_t *sta
             gas = best;
 
         /* stop */
-        double stoplen = 0;
-
-        /* rough steps */
-        double stoplen_rough = calc_stoplen_rough(ds, depth, current_gf, gas);
-
-        if (stoplen_rough) {
-            add_segment_const(ds, depth, stoplen_rough, gas);
-            stoplen += stoplen_rough;
-        }
-
-        /* fine steps */
-        while (ceiling(ds, current_gf) == depth)
-            stoplen += add_segment_const(ds, depth, 1, gas);
-
+        double stoplen = deco_stop(ds, depth, current_gf, gas);
         ret.tts += stoplen;
 
         if (wp_cb)
-- 
cgit v1.2.3-70-g09d2