WIP: improve bear AI

walkawayy · Jul 25, 2023 · d17faa6 · d17faa6
1 parent c7ca5c7
commit d17faa6
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Showing 7 changed files with 32 additions and 2 deletions.
diff --git a/src/config.c b/src/config.c
@@ -193,6 +193,7 @@ bool Config_ReadFromJSON(const char *cfg_data)
     READ_BOOL(fix_qwop_glitch, false);
     READ_BOOL(fix_alligator_ai, true);
     READ_BOOL(change_pierre_spawn, true);
+    READ_BOOL(fix_bear_ai, true);
     READ_INTEGER(fov_value, 65);
     READ_INTEGER(resolution_width, -1);
     READ_INTEGER(resolution_height, -1);
@@ -377,6 +378,7 @@ bool Config_Write(void)
     WRITE_BOOL(fix_qwop_glitch);
     WRITE_BOOL(fix_alligator_ai);
     WRITE_BOOL(change_pierre_spawn);
+    WRITE_BOOL(fix_bear_ai);
     WRITE_INTEGER(fov_value);
     WRITE_INTEGER(resolution_width);
     WRITE_INTEGER(resolution_height);

diff --git a/src/config.h b/src/config.h
@@ -83,6 +83,7 @@ typedef struct {
     bool fix_qwop_glitch;
     bool fix_alligator_ai;
     bool change_pierre_spawn;
+    bool fix_bear_ai;
     int32_t fov_value;
     bool fov_vertical;
     bool enable_demo;

diff --git a/src/game/objects/creatures/bear.c b/src/game/objects/creatures/bear.c
@@ -1,5 +1,6 @@
 #include "game/objects/creatures/bear.h"
 
+#include "config.h"
 #include "game/creature.h"
 #include "game/effects/blood.h"
 #include "game/items.h"
@@ -24,6 +25,7 @@
 #define BEAR_REAR_RANGE SQUARE(WALL_L * 2) // = 4194304
 #define BEAR_ATTACK_RANGE SQUARE(WALL_L) // = 1048576
 #define BEAR_PAT_RANGE SQUARE(600) // = 360000
+#define BEAR_FIX_PAT_RANGE SQUARE(300) // = 90000
 #define BEAR_RUN_TURN (5 * PHD_DEGREE) // = 910
 #define BEAR_WALK_TURN (2 * PHD_DEGREE) // = 364
 #define BEAR_EAT_RANGE SQUARE(WALL_L * 3 / 4) // = 589824
@@ -56,7 +58,11 @@ void Bear_Setup(OBJECT_INFO *obj)
     obj->collision = Creature_Collision;
     obj->shadow_size = UNIT_SHADOW / 2;
     obj->hit_points = BEAR_HITPOINTS;
-    obj->pivot_length = 500;
+    if (g_Config.fix_bear_ai) {
+        obj->pivot_length = 0;
+    } else {
+        obj->pivot_length = 500;
+    }
     obj->radius = BEAR_RADIUS;
     obj->smartness = BEAR_SMARTNESS;
     obj->intelligent = 1;
@@ -187,7 +193,11 @@ void Bear_Control(int16_t item_num)
                 item->goal_anim_state = item->required_anim_state;
             } else if (bear->mood == MOOD_BORED || bear->mood == MOOD_ESCAPE) {
                 item->goal_anim_state = BEAR_STOP;
-            } else if (info.bite && info.distance < BEAR_PAT_RANGE) {
+            } else if (
+                info.bite
+                && info.distance
+                    < (g_Config.fix_bear_ai ? BEAR_FIX_PAT_RANGE
+                                            : BEAR_PAT_RANGE)) {
                 item->goal_anim_state = BEAR_ATTACK2;
             } else {
                 item->goal_anim_state = BEAR_WALK;

diff --git a/tools/config/Tomb1Main_ConfigTool/Resources/Lang/en.json b/tools/config/Tomb1Main_ConfigTool/Resources/Lang/en.json
@@ -119,6 +119,10 @@
       "Title": "Fix alligator AI",
       "Description": "Fixes alligators dealing no damage if Lara remains still in the water."
     },
+    "fix_bear_ai": {
+      "Title": "Fix bear AI",
+      "Description": "Fixes bears somehow."
+    },
     "fix_descending_glitch": {
       "Title": "Fix breakable floor falls",
       "Description": "Fixes sidestepping and walking backwards on breakable tiles causing Lara to immediately descend to the tile underneath."

diff --git a/tools/config/Tomb1Main_ConfigTool/Resources/Lang/es.json b/tools/config/Tomb1Main_ConfigTool/Resources/Lang/es.json
@@ -255,6 +255,10 @@
       "Description": "Soluciona que los cocodrilos que no inflijan daño si Lara permanece inmóvil en el agua.",
       "Title": "Arreglar IA de cocodrilo"
     },
+    "fix_bear_ai": {
+      "Title": "Fix bear AI",
+      "Description": "Fixes bears somehow."
+    },
     "fix_bridge_collision": {
       "Description": "Soluciona que Lara no pueda agarrar partes de algunos puentes y paredes invisibles en el borde.",
       "Title": "Arreglar la colisión de puentes"

diff --git a/tools/config/Tomb1Main_ConfigTool/Resources/Lang/fr.json b/tools/config/Tomb1Main_ConfigTool/Resources/Lang/fr.json
@@ -119,6 +119,10 @@
       "Title": "Correction de l'intelligence artficielle des aligators",
       "Description": "Corrige les alligators n'infligeant aucun dégât si Lara reste toujours dans l'eau."
     },
+    "fix_bear_ai": {
+      "Title": "Fix bear AI",
+      "Description": "Fixes bears somehow."
+    },
     "fix_descending_glitch": {
       "Title": "Correction des chutes de plaques de sol cassantes",
       "Description": "Corrige le contournement et la marche arrière sur les tuiles cassables, ce qui fait que Lara descend immédiatement vers la tuile en dessous."

diff --git a/tools/config/Tomb1Main_ConfigTool/Resources/specification.json b/tools/config/Tomb1Main_ConfigTool/Resources/specification.json
@@ -100,6 +100,11 @@
           "DataType": "Bool",
           "DefaultValue": true
         },
+        {
+          "Field": "fix_bear_ai",
+          "DataType": "Bool",
+          "DefaultValue": true
+        },
         {
           "Field": "fix_descending_glitch",
           "DataType": "Bool",