From d48d02971f1dccdd2670daefe2d330fcfde92554 Mon Sep 17 00:00:00 2001
From: Fabian Greffrath <fabian@greffrath.com>
Date: Wed, 6 Dec 2023 13:00:07 +0100
Subject: [PATCH] fix Max Health setting in Dehacked using complevel 2

Fixes #1305
---
 src/d_deh.c   |  8 +++++++-
 src/d_main.c  | 18 ++++++++++++++++++
 src/d_main.h  |  1 +
 src/g_game.c  |  2 ++
 src/p_inter.c |  5 +++--
 src/p_inter.h |  1 +
 6 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/src/d_deh.c b/src/d_deh.c
index 541ee164..c31dabe4 100644
--- a/src/d_deh.c
+++ b/src/d_deh.c
@@ -129,6 +129,9 @@ boolean deh_pars = false; // in wi_stuff to allow pars in modified games
 
 boolean deh_set_blood_color = false;
 
+int deh_maxhealth;
+boolean deh_set_maxhealth = false;
+
 char **dehfiles = NULL;  // filenames of .deh files for demo footer
 
 // #include "d_deh.h" -- we don't do that here but we declare the
@@ -2777,7 +2780,10 @@ void deh_procMisc(DEHFILE *fpin, FILE* fpout, char *line) // done
           initial_bullets = value;
         else
           if (!strcasecmp(key,deh_misc[2]))  // Max Health
-            maxhealth = value;
+          {
+            deh_maxhealth = value;
+            deh_set_maxhealth = true;
+          }
           else
             if (!strcasecmp(key,deh_misc[3]))  // Max Armor
               max_armor = value;
diff --git a/src/d_main.c b/src/d_main.c
index f0822fa6..c3d8e63d 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -68,6 +68,7 @@
 #include "i_endoom.h"
 #include "d_quit.h"
 #include "r_bmaps.h"
+#include "p_inter.h" // maxhealthbonus
 
 #include "dsdhacked.h"
 
@@ -1838,6 +1839,23 @@ static void D_InitTables(void)
     states[i].flags |= STATEF_SKILL5FAST;
 }
 
+void D_SetMaxHealth(void)
+{
+  extern boolean deh_set_maxhealth;
+  extern int deh_maxhealth;
+
+  if (demo_compatibility)
+  {
+    maxhealth = 100;
+    maxhealthbonus = deh_set_maxhealth ? deh_maxhealth : 200;
+  }
+  else
+  {
+    maxhealth = deh_set_maxhealth ? deh_maxhealth : 100;
+    maxhealthbonus = maxhealth * 2;
+  }
+}
+
 void D_SetBloodColor(void)
 {
   extern boolean deh_set_blood_color;
diff --git a/src/d_main.h b/src/d_main.h
index 40a4a38a..1158428c 100644
--- a/src/d_main.h
+++ b/src/d_main.h
@@ -39,6 +39,7 @@ extern boolean clrespawnparm;  // checkparm of -respawn
 extern boolean clfastparm; // checkparm of -fast
 //jff end of external declaration of command line playmode
 
+void D_SetMaxHealth(void);
 void D_SetBloodColor(void);
 void D_SetPredefinedTranslucency(void);
 void D_DehChangePredefinedTranslucency(int index);
diff --git a/src/g_game.c b/src/g_game.c
index 9f12ea84..69832245 100644
--- a/src/g_game.c
+++ b/src/g_game.c
@@ -3113,6 +3113,8 @@ void G_ReloadDefaults(boolean keep_demover)
       G_MBF21Defaults();
   }
 
+  D_SetMaxHealth();
+
   D_SetBloodColor();
 
   D_SetPredefinedTranslucency();
diff --git a/src/p_inter.c b/src/p_inter.c
index a4545543..c4b61a7b 100644
--- a/src/p_inter.c
+++ b/src/p_inter.c
@@ -39,6 +39,7 @@
 int initial_health = 100;
 int initial_bullets = 50;
 int maxhealth = 100; // was MAXHEALTH as a #define, used only in this module
+int maxhealthbonus = 200;
 int max_armor = 200;
 int green_armor_class = 1;  // these are involved with armortype below
 int blue_armor_class = 2;
@@ -334,8 +335,8 @@ void P_TouchSpecialThing(mobj_t *special, mobj_t *toucher)
 	}
 
       player->health++;               // can go over 100%
-      if (player->health > (maxhealth * 2))
-        player->health = (maxhealth * 2);
+      if (player->health > maxhealthbonus)
+        player->health = maxhealthbonus;
       player->mo->health = player->health;
       pickupmsg(player, "%s", s_GOTHTHBONUS); // Ty 03/22/98 - externalized
       break;
diff --git a/src/p_inter.h b/src/p_inter.h
index e1d4c598..06544348 100644
--- a/src/p_inter.h
+++ b/src/p_inter.h
@@ -46,6 +46,7 @@ extern int idkfa_armor_class;  // Ty - end
 extern int initial_health;
 extern int initial_bullets;
 extern int maxhealth;
+extern int maxhealthbonus;
 extern int max_armor;
 extern int green_armor_class;
 extern int blue_armor_class;