Draw Distance Setting by GateGuy

Adjustable drawing distance (0.5x - 5x) when NODRAWINGDISTANCE=0

enhancements/drawdistance.patch

@@ -0,0 +1,641 @@
+diff --git a/include/text_options_strings.h.in b/include/text_options_strings.h.in
+index 8c6732e..3ba7cc8 100644
+--- a/include/text_options_strings.h.in
++++ b/include/text_options_strings.h.in
+@@ -56,6 +56,7 @@
+ #define TEXT_OPT_AUTO      _("AUTO")
+ #define TEXT_OPT_HUD       _("HUD")
+ #define TEXT_OPT_THREEPT   _("THREE POINT")
++#define TEXT_OPT_DRAWDIST  _("DRAW DISTANCE")
+ #define TEXT_OPT_APPLY     _("APPLY")
+ #define TEXT_OPT_RESETWND  _("RESET WINDOW")
+ 
+@@ -120,6 +121,7 @@
+ #define TEXT_OPT_AUTO      _("Auto")
+ #define TEXT_OPT_HUD       _("HUD")
+ #define TEXT_OPT_THREEPT   _("Three-point")
++#define TEXT_OPT_DRAWDIST  _("Draw Distance")
+ #define TEXT_OPT_APPLY     _("Apply")
+ #define TEXT_OPT_RESETWND  _("Reset Window")
+ 
+diff --git a/src/engine/behavior_script.c b/src/engine/behavior_script.c
+index f61f2bf..2848e97 100644
+--- a/src/engine/behavior_script.c
++++ b/src/engine/behavior_script.c
+@@ -13,6 +13,9 @@
+ #include "game/object_list_processor.h"
+ #include "graph_node.h"
+ #include "surface_collision.h"
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
+ 
+ // Macros for retrieving arguments from behavior scripts.
+ #define BHV_CMD_GET_1ST_U8(index)  (u8)((gCurBhvCommand[index] >> 24) & 0xFF) // unused
+@@ -999,7 +1002,7 @@ void cur_obj_update(void) {
+         if (!(objFlags & OBJ_FLAG_ACTIVE_FROM_AFAR)) {
+             // If the object has a render distance, check if it should be shown.
+ #ifndef NODRAWINGDISTANCE
+-            if (distanceFromMario > gCurrentObject->oDrawingDistance) {
++            if (distanceFromMario > gCurrentObject->oDrawingDistance * configDrawDistance / 100.0f) {
+                 // Out of render distance, hide the object.
+                 gCurrentObject->header.gfx.node.flags &= ~GRAPH_RENDER_ACTIVE;
+                 gCurrentObject->activeFlags |= ACTIVE_FLAG_FAR_AWAY;
+diff --git a/src/engine/surface_load.c b/src/engine/surface_load.c
+index ac2ee50..c62ef00 100644
+--- a/src/engine/surface_load.c
++++ b/src/engine/surface_load.c
+@@ -14,6 +14,9 @@
+ #include "game/mario.h"
+ #include "game/object_list_processor.h"
+ #include "surface_load.h"
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
+ 
+ s32 unused8038BE90;
+ 
+@@ -786,7 +789,7 @@ void load_object_collision_model(void) {
+     }
+ 
+ #ifndef NODRAWINGDISTANCE
+-    if (marioDist < gCurrentObject->oDrawingDistance) {
++    if (marioDist < gCurrentObject->oDrawingDistance * configDrawDistance / 100.0f) {
+ #endif
+         gCurrentObject->header.gfx.node.flags |= GRAPH_RENDER_ACTIVE;
+ #ifndef NODRAWINGDISTANCE
+diff --git a/src/game/behaviors/bub.inc.c b/src/game/behaviors/bub.inc.c
+index 7bf7169..f8577d4 100644
+--- a/src/game/behaviors/bub.inc.c
++++ b/src/game/behaviors/bub.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // bub.c.inc
+ 
+ // NOTE: These first set of functions spawn a school of bub depending on objF4's
+@@ -9,7 +13,7 @@ void bub_spawner_act_0(void) {
+     s32 i;
+     s32 sp18 = o->oBirdChirpChirpUnkF4;
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 1500.0f) {
++    if (o->oDistanceToMario < 15 * configDrawDistance) {
+ #endif
+         for (i = 0; i < sp18; i++)
+             spawn_object(o, MODEL_BUB, bhvBub);
+diff --git a/src/game/behaviors/chain_chomp.inc.c b/src/game/behaviors/chain_chomp.inc.c
+index 9b9c342..4d0af94 100644
+--- a/src/game/behaviors/chain_chomp.inc.c
++++ b/src/game/behaviors/chain_chomp.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ 
+ /**
+  * Behavior for bhvChainChomp, bhvChainChompChainPart, bhvWoodenPost, and bhvChainChompGate.
+@@ -54,7 +58,7 @@ static void chain_chomp_act_uninitialized(void) {
+     s32 i;
+ 
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 3000.0f) {
++    if (o->oDistanceToMario < 30 * configDrawDistance) {
+ #endif
+         segments = mem_pool_alloc(gObjectMemoryPool, 5 * sizeof(struct ChainSegment));
+         if (segments != NULL) {
+@@ -364,7 +368,7 @@ static void chain_chomp_act_move(void) {
+ 
+     // Unload chain if mario is far enough
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oChainChompReleaseStatus == CHAIN_CHOMP_NOT_RELEASED && o->oDistanceToMario > 4000.0f) {
++    if (o->oChainChompReleaseStatus == CHAIN_CHOMP_NOT_RELEASED && o->oDistanceToMario > 40 * configDrawDistance) {
+         o->oAction = CHAIN_CHOMP_ACT_UNLOAD_CHAIN;
+         o->oForwardVel = o->oVelY = 0.0f;
+     } else {
+diff --git a/src/game/behaviors/cloud.inc.c b/src/game/behaviors/cloud.inc.c
+index c1d708b..ec5f7a9 100644
+--- a/src/game/behaviors/cloud.inc.c
++++ b/src/game/behaviors/cloud.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ 
+ /**
+  * Behavior for bhvCloud and bhvCloudPart.
+@@ -48,7 +52,7 @@ static void cloud_act_spawn_parts(void) {
+  */
+ static void cloud_act_fwoosh_hidden(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 2000.0f) {
++    if (o->oDistanceToMario < 20 * configDrawDistance) {
+ #endif
+         cur_obj_unhide();
+         o->oAction = CLOUD_ACT_SPAWN_PARTS;
+@@ -63,7 +67,7 @@ static void cloud_act_fwoosh_hidden(void) {
+  */
+ static void cloud_fwoosh_update(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario > 2500.0f) {
++    if (o->oDistanceToMario > 25 * configDrawDistance) {
+         o->oAction = CLOUD_ACT_UNLOAD;
+     } else {
+ #endif
+diff --git a/src/game/behaviors/coin.inc.c b/src/game/behaviors/coin.inc.c
+index 9b7099d..5370f2d 100644
+--- a/src/game/behaviors/coin.inc.c
++++ b/src/game/behaviors/coin.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // coin.c.inc
+ 
+ struct ObjectHitbox sYellowCoinHitbox = {
+@@ -185,7 +189,7 @@ void bhv_coin_formation_loop(void) {
+     switch (o->oAction) {
+         case 0:
+ #ifndef NODRAWINGDISTANCE
+-            if (o->oDistanceToMario < 2000.0f) {
++            if (o->oDistanceToMario < 20 * configDrawDistance) {
+ #endif
+                 for (bitIndex = 0; bitIndex < 8; bitIndex++) {
+                     if (!(o->oCoinUnkF4 & (1 << bitIndex)))
+@@ -198,7 +202,7 @@ void bhv_coin_formation_loop(void) {
+             break;
+         case 1:
+ #ifndef NODRAWINGDISTANCE
+-            if (o->oDistanceToMario > 2100.0f)
++            if (o->oDistanceToMario > 21 * configDrawDistance)
+                 o->oAction++;
+ #endif
+             break;
+diff --git a/src/game/behaviors/enemy_lakitu.inc.c b/src/game/behaviors/enemy_lakitu.inc.c
+index cacd732..72553dc 100644
+--- a/src/game/behaviors/enemy_lakitu.inc.c
++++ b/src/game/behaviors/enemy_lakitu.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ 
+ /**
+  * Behavior for bhvEnemyLakitu.
+@@ -25,7 +29,7 @@ static struct ObjectHitbox sEnemyLakituHitbox = {
+  */
+ static void enemy_lakitu_act_uninitialized(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 2000.0f) {
++    if (o->oDistanceToMario < 20 * configDrawDistance) {
+ #endif
+         spawn_object_relative_with_scale(CLOUD_BP_LAKITU_CLOUD, 0, 0, 0, 2.0f, o, MODEL_MIST, bhvCloud);
+ 
+diff --git a/src/game/behaviors/fish.inc.c b/src/game/behaviors/fish.inc.c
+index d169ecf..f957272 100644
+--- a/src/game/behaviors/fish.inc.c
++++ b/src/game/behaviors/fish.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ /**
+  * @file fish.inc.c
+  * Implements behaviour and spawning for fish located in the Secret Aquarium and other levels.
+@@ -43,7 +47,7 @@ void fish_act_spawn(void) {
+      * Fish moves at random with a max-range of 700.0f.
+      */
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < minDistToMario || gCurrLevelNum == LEVEL_SA) {
++    if (o->oDistanceToMario < minDistToMario * configDrawDistance / 100 || gCurrLevelNum == LEVEL_SA) {
+ #endif
+         for (i = 0; i < schoolQuantity; i++) {
+             fishObject = spawn_object(o, model, bhvFish);
+@@ -64,7 +68,7 @@ void fish_act_spawn(void) {
+ void fish_act_respawn(void) {
+ #ifndef NODRAWINGDISTANCE
+     if (gCurrLevelNum != LEVEL_SA) {
+-        if (gMarioObject->oPosY - o->oPosY > 2000.0f) {
++        if (gMarioObject->oPosY - o->oPosY > 20 * configDrawDistance) {
+             o->oAction = FISH_ACT_RESPAWN;
+         }
+     }
+diff --git a/src/game/behaviors/goomba.inc.c b/src/game/behaviors/goomba.inc.c
+index bf47dda..6fce18b 100644
+--- a/src/game/behaviors/goomba.inc.c
++++ b/src/game/behaviors/goomba.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ 
+ /**
+  * Behavior for bhvGoomba and bhvGoombaTripletSpawner,
+@@ -79,7 +83,7 @@ void bhv_goomba_triplet_spawner_update(void) {
+     // spawn them
+     if (o->oAction == GOOMBA_TRIPLET_SPAWNER_ACT_UNLOADED) {
+ #ifndef NODRAWINGDISTANCE
+-        if (o->oDistanceToMario < 3000.0f) {
++        if (o->oDistanceToMario < 30 * configDrawDistance) {
+ #endif
+             // The spawner is capable of spawning more than 3 goombas, but this
+             // is not used in the game
+@@ -102,7 +106,7 @@ void bhv_goomba_triplet_spawner_update(void) {
+             o->oAction += 1;
+ #ifndef NODRAWINGDISTANCE
+         }
+-    } else if (o->oDistanceToMario > 4000.0f) {
++    } else if (o->oDistanceToMario > 40 * configDrawDistance) {
+         // If mario is too far away, enter the unloaded action. The goombas
+         // will detect this and unload themselves
+         o->oAction = GOOMBA_TRIPLET_SPAWNER_ACT_UNLOADED;
+diff --git a/src/game/behaviors/heave_ho.inc.c b/src/game/behaviors/heave_ho.inc.c
+index 1a24760..1da0b24 100644
+--- a/src/game/behaviors/heave_ho.inc.c
++++ b/src/game/behaviors/heave_ho.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // heave_ho.c.inc
+ 
+ s16 D_8032F460[][2] = { { 30, 0 }, { 42, 1 }, { 52, 0 },  { 64, 1 },  { 74, 0 },
+@@ -73,7 +77,7 @@ void heave_ho_act_3(void) {
+ 
+ void heave_ho_act_0(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (find_water_level(o->oPosX, o->oPosZ) < o->oPosY && o->oDistanceToMario < 4000.0f) {
++    if (find_water_level(o->oPosX, o->oPosZ) < o->oPosY && o->oDistanceToMario < 40 * configDrawDistance) {
+ #else
+     if (find_water_level(o->oPosX, o->oPosZ) < (o->oPosY - 50.0f)) {
+ #endif
+diff --git a/src/game/behaviors/king_bobomb.inc.c b/src/game/behaviors/king_bobomb.inc.c
+index 7942b2b..6aec3d1 100644
+--- a/src/game/behaviors/king_bobomb.inc.c
++++ b/src/game/behaviors/king_bobomb.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // king_bobomb.c.inc
+ 
+ // Copy of geo_update_projectile_pos_from_parent
+@@ -296,7 +300,7 @@ void king_bobomb_move(void) {
+     cur_obj_call_action_function(sKingBobombActions);
+     exec_anim_sound_state(sKingBobombSoundStates);
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 5000.0f)
++    if (o->oDistanceToMario < 50 * configDrawDistance)
+ #endif
+         cur_obj_enable_rendering();
+ #ifndef NODRAWINGDISTANCE
+diff --git a/src/game/behaviors/lll_floating_wood_piece.inc.c b/src/game/behaviors/lll_floating_wood_piece.inc.c
+index 7994e2d..9e28fca 100644
+--- a/src/game/behaviors/lll_floating_wood_piece.inc.c
++++ b/src/game/behaviors/lll_floating_wood_piece.inc.c
+@@ -1,5 +1,9 @@
+ // lll_floating_wood_piece.c.inc
+ 
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ void bhv_lll_wood_piece_loop(void) {
+     if (o->oTimer == 0)
+         o->oPosY -= 100.0f;
+@@ -15,7 +19,7 @@ void bhv_lll_floating_wood_bridge_loop(void) {
+     switch (o->oAction) {
+         case 0:
+ #ifndef NODRAWINGDISTANCE
+-            if (o->oDistanceToMario < 2500.0f) {
++            if (o->oDistanceToMario < 25 * configDrawDistance) {
+ #endif
+                 for (i = 1; i < 4; i++) {
+                     sp3C = spawn_object_relative(0, (i - 2) * 300, 0, 0, o, MODEL_LLL_WOOD_BRIDGE,
+@@ -29,7 +33,7 @@ void bhv_lll_floating_wood_bridge_loop(void) {
+             break;
+         case 1:
+ #ifndef NODRAWINGDISTANCE
+-            if (o->oDistanceToMario > 2600.0f)
++            if (o->oDistanceToMario > 26 * configDrawDistance)
+                 o->oAction = 2;
+ #endif
+             break;
+diff --git a/src/game/behaviors/lll_rotating_hex_flame.inc.c b/src/game/behaviors/lll_rotating_hex_flame.inc.c
+index fc70733..2c6bad0 100644
+--- a/src/game/behaviors/lll_rotating_hex_flame.inc.c
++++ b/src/game/behaviors/lll_rotating_hex_flame.inc.c
+@@ -1,5 +1,9 @@
+ // lll_rotating_hex_flame.c.inc
+ 
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ void bhv_lll_rotating_hex_flame_loop(void) {
+     f32 sp24 = o->oLllRotatingHexFlameUnkF4;
+     f32 sp20 = o->oLllRotatingHexFlameUnkF8;
+@@ -31,7 +35,7 @@ void fire_bar_spawn_flames(s16 a0) {
+ 
+ void fire_bar_act_0(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 3000.0f)
++    if (o->oDistanceToMario < 30 * configDrawDistance)
+ #endif
+         o->oAction = 1;
+ }
+@@ -48,7 +52,7 @@ void fire_bar_act_2(void) {
+     o->oAngleVelYaw = -0x100;
+     o->oMoveAngleYaw += o->oAngleVelYaw;
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario > 3200.0f)
++    if (o->oDistanceToMario > 32 * configDrawDistance)
+         o->oAction = 3;
+ #endif
+ }
+diff --git a/src/game/behaviors/piranha_plant.inc.c b/src/game/behaviors/piranha_plant.inc.c
+index 328f451..f59d27c 100644
+--- a/src/game/behaviors/piranha_plant.inc.c
++++ b/src/game/behaviors/piranha_plant.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ /**
+  * Behavior for bhvPiranhaPlant.
+  * This controls Piranha Plants, which alternate between sleeping, attacking,
+@@ -331,7 +335,7 @@ void bhv_piranha_plant_loop(void) {
+     #ifndef NODRAWINGDISTANCE
+     // In WF, hide all Piranha Plants once high enough up.
+     if (gCurrLevelNum == LEVEL_WF) {
+-        if (gMarioObject->oPosY > 3400.0f)
++        if (gMarioObject->oPosY > 34 * configDrawDistance)
+             cur_obj_hide();
+         else
+             cur_obj_unhide();
+diff --git a/src/game/behaviors/pokey.inc.c b/src/game/behaviors/pokey.inc.c
+index cfcc92c..b19db8e 100644
+--- a/src/game/behaviors/pokey.inc.c
++++ b/src/game/behaviors/pokey.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ 
+ /**
+  * Behavior for bhvPokey and bhvPokeyBodyPart.
+@@ -152,7 +156,7 @@ static void pokey_act_uninitialized(void) {
+     s16 partModel;
+ 
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 2000.0f) {
++    if (o->oDistanceToMario < 20 * configDrawDistance) {
+ #endif
+         partModel = MODEL_POKEY_HEAD;
+ 
+@@ -190,7 +194,7 @@ static void pokey_act_wander(void) {
+     if (o->oPokeyNumAliveBodyParts == 0) {
+         obj_mark_for_deletion(o);
+ #ifndef NODRAWINGDISTANCE
+-    } else if (o->oDistanceToMario > 2500.0f) {
++    } else if (o->oDistanceToMario > 25 * configDrawDistance) {
+         o->oAction = POKEY_ACT_UNLOAD_PARTS;
+         o->oForwardVel = 0.0f;
+ #endif
+diff --git a/src/game/behaviors/sl_walking_penguin.inc.c b/src/game/behaviors/sl_walking_penguin.inc.c
+index 59428ac..0599a16 100644
+--- a/src/game/behaviors/sl_walking_penguin.inc.c
++++ b/src/game/behaviors/sl_walking_penguin.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // sl_walking_penguin.c.inc
+ 
+ struct SLWalkingPenguinStep {
+@@ -98,7 +102,7 @@ void bhv_sl_walking_penguin_loop(void) {
+     
+     cur_obj_move_standard(-78);
+ #ifndef NODRAWINGDISTANCE
+-     if (!cur_obj_hide_if_mario_far_away_y(1000.0f))
++     if (!cur_obj_hide_if_mario_far_away_y(10 * configDrawDistance))
+ #endif
+         play_penguin_walking_sound(PENGUIN_WALK_BIG);
+     
+diff --git a/src/game/behaviors/snufit.inc.c b/src/game/behaviors/snufit.inc.c
+index 2acf442..a740e27 100644
+--- a/src/game/behaviors/snufit.inc.c
++++ b/src/game/behaviors/snufit.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ /**
+  * Behavior file for bhvSnufit and bhvSnufitBalls.
+  * Snufits are present in HMC and CotMC, and are the fly guy
+@@ -181,7 +185,7 @@ void bhv_snufit_balls_loop(void) {
+     // If far from Mario or in a different room, despawn.
+     if ((o->activeFlags & ACTIVE_FLAG_IN_DIFFERENT_ROOM)
+ #ifndef NODRAWINGDISTANCE
+-        || (o->oTimer != 0 && o->oDistanceToMario > 1500.0f)
++        || (o->oTimer != 0 && o->oDistanceToMario > 15 * configDrawDistance)
+ #endif
+             ){
+         obj_mark_for_deletion(o);
+diff --git a/src/game/behaviors/triplet_butterfly.inc.c b/src/game/behaviors/triplet_butterfly.inc.c
+index 5f97185..6309b48 100644
+--- a/src/game/behaviors/triplet_butterfly.inc.c
++++ b/src/game/behaviors/triplet_butterfly.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ struct TripletButterflyActivationData {
+     s32 model;
+     const BehaviorScript *behavior;
+@@ -55,7 +59,7 @@ static void triplet_butterfly_act_init(void) {
+ 
+ static void triplet_butterfly_act_wander(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario > 1500.0f) {
++    if (o->oDistanceToMario > 15 * configDrawDistance) {
+         obj_mark_for_deletion(o);
+     } else {
+ #endif
+diff --git a/src/game/behaviors/water_bomb_cannon.inc.c b/src/game/behaviors/water_bomb_cannon.inc.c
+index fb82e43..ae242fa 100644
+--- a/src/game/behaviors/water_bomb_cannon.inc.c
++++ b/src/game/behaviors/water_bomb_cannon.inc.c
+@@ -1,5 +1,9 @@
+ // water_bomb_cannon.inc.c
+ 
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ void bhv_bubble_cannon_barrel_loop(void) {
+     struct Object *val04;
+ 
+@@ -39,7 +43,7 @@ void bhv_bubble_cannon_barrel_loop(void) {
+ 
+ void water_bomb_cannon_act_0(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 2000.0f) {
++    if (o->oDistanceToMario < 20 * configDrawDistance) {
+ #endif
+         spawn_object(o, MODEL_CANNON_BARREL, bhvCannonBarrelBubbles);
+         cur_obj_unhide();
+@@ -53,7 +57,7 @@ void water_bomb_cannon_act_0(void) {
+ 
+ void water_bomb_cannon_act_1(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario > 2500.0f) {
++    if (o->oDistanceToMario > 25 * configDrawDistance) {
+         o->oAction = 2;
+     } else if (o->oBehParams2ndByte == 0) {
+ #else
+diff --git a/src/game/behaviors/whirlpool.inc.c b/src/game/behaviors/whirlpool.inc.c
+index 5aebebd..04f9c6c 100644
+--- a/src/game/behaviors/whirlpool.inc.c
++++ b/src/game/behaviors/whirlpool.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // whirlpool.c.inc
+ 
+ static struct ObjectHitbox sWhirlpoolHitbox = {
+@@ -36,7 +40,7 @@ void whirpool_orient_graph(void) {
+ 
+ void bhv_whirlpool_loop(void) {
+ #ifndef NODRAWINGDISTANCE
+-    if (o->oDistanceToMario < 5000.0f) {
++    if (o->oDistanceToMario < 50 * configDrawDistance) {
+ #endif
+         o->header.gfx.node.flags &= ~GRAPH_RENDER_INVISIBLE;
+ 
+diff --git a/src/game/behaviors/whomp.inc.c b/src/game/behaviors/whomp.inc.c
+index 1f3bcb7..34c5a59 100644
+--- a/src/game/behaviors/whomp.inc.c
++++ b/src/game/behaviors/whomp.inc.c
+@@ -1,3 +1,7 @@
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
++
+ // whomp.c.inc
+ 
+ void whomp_play_sfx_from_pound_animation(void) {
+@@ -250,9 +254,9 @@ void bhv_whomp_loop(void) {
+         // o->oBehParams2ndByte here seems to be a flag
+         // indicating whether this is a normal or king whomp
+         if (o->oBehParams2ndByte != 0)
+-            cur_obj_hide_if_mario_far_away_y(2000.0f);
++            cur_obj_hide_if_mario_far_away_y(20 * configDrawDistance);
+         else
+-            cur_obj_hide_if_mario_far_away_y(1000.0f);
++            cur_obj_hide_if_mario_far_away_y(10 * configDrawDistance);
+ #endif
+         load_object_collision_model();
+     }
+diff --git a/src/game/obj_behaviors.c b/src/game/obj_behaviors.c
+index 601c45f..369853b 100644
+--- a/src/game/obj_behaviors.c
++++ b/src/game/obj_behaviors.c
+@@ -27,6 +27,9 @@
+ #include "obj_behaviors.h"
+ #include "object_helpers.h"
+ #include "object_list_processor.h"
++#ifndef NODRAWINGDISTANCE
++#include "pc/configfile.h"
++#endif
+ #include "rendering_graph_node.h"
+ #include "save_file.h"
+ #include "spawn_object.h"
+@@ -531,7 +534,7 @@ void set_object_visibility(struct Object *obj, s32 dist) {
+     f32 objZ = obj->oPosZ;
+ 
+ #ifndef NODRAWINGDISTANCE
+-    if (is_point_within_radius_of_mario(objX, objY, objZ, dist) == TRUE) {
++    if (is_point_within_radius_of_mario(objX, objY, objZ, dist * configDrawDistance / 100) == TRUE) {
+ #endif
+         obj->header.gfx.node.flags &= ~GRAPH_RENDER_INVISIBLE;
+ #ifndef NODRAWINGDISTANCE
+diff --git a/src/game/options_menu.c b/src/game/options_menu.c
+index 56ebdeb..e6e4ca2 100644
+--- a/src/game/options_menu.c
++++ b/src/game/options_menu.c
+@@ -85,6 +85,7 @@ static const u8 optsVideoStr[][32] = {
+     { TEXT_OPT_AUTO },
+     { TEXT_OPT_HUD },
+     { TEXT_OPT_THREEPT },
++    { TEXT_OPT_DRAWDIST },
+     { TEXT_OPT_APPLY },
+ };
+ 
+@@ -261,8 +262,11 @@ static struct Option optsVideo[] = {
+     DEF_OPT_TOGGLE( optsVideoStr[5], &configWindow.vsync ),
+     DEF_OPT_CHOICE( optsVideoStr[1], &configFiltering, filterChoices ),
+     DEF_OPT_TOGGLE( optsVideoStr[7], &configHUD ),
++#ifndef NODRAWINGDISTANCE
++    DEF_OPT_SCROLL( optsVideoStr[9], &configDrawDistance, 50, 509, 10 ),
++#endif
+     DEF_OPT_BUTTON( optsVideoStr[4], optvideo_reset_window ),
+-    DEF_OPT_BUTTON( optsVideoStr[9], optvideo_apply ),
++    DEF_OPT_BUTTON( optsVideoStr[10], optvideo_apply ),
+ };
+ 
+ static struct Option optsAudio[] = {
+diff --git a/src/pc/configfile.c b/src/pc/configfile.c
+index 7411d4f..2c7ce62 100644
+--- a/src/pc/configfile.c
++++ b/src/pc/configfile.c
+@@ -90,6 +90,9 @@ bool         configCameraMouse   = false;
+ #endif
+ bool         configSkipIntro     = 0;
+ bool         configHUD           = true;
++#ifndef NODRAWINGDISTANCE
++unsigned int configDrawDistance  = 100;
++#endif
+ #ifdef DISCORDRPC
+ bool         configDiscordRPC    = true;
+ #endif
+@@ -102,6 +105,9 @@ static const struct ConfigOption options[] = {
+     {.name = "window_h",             .type = CONFIG_TYPE_UINT, .uintValue = &configWindow.h},
+     {.name = "vsync",                .type = CONFIG_TYPE_BOOL, .boolValue = &configWindow.vsync},
+     {.name = "texture_filtering",    .type = CONFIG_TYPE_UINT, .uintValue = &configFiltering},
++    #ifndef NODRAWINGDISTANCE
++    {.name = "drawing_distance",     .type = CONFIG_TYPE_UINT, .uintValue = &configDrawDistance},
++    #endif
+     {.name = "master_volume",        .type = CONFIG_TYPE_UINT, .uintValue = &configMasterVolume},
+     {.name = "music_volume",         .type = CONFIG_TYPE_UINT, .uintValue = &configMusicVolume},
+     {.name = "sfx_volume",           .type = CONFIG_TYPE_UINT, .uintValue = &configSfxVolume},
+diff --git a/src/pc/configfile.h b/src/pc/configfile.h
+index b92ae7b..e20abf3 100644
+--- a/src/pc/configfile.h
++++ b/src/pc/configfile.h
+@@ -55,6 +55,9 @@ extern bool         configCameraMouse;
+ extern bool         configCameraAnalog;
+ #endif
+ extern bool         configHUD;
++#ifndef NODRAWINGDISTANCE
++extern unsigned int configDrawDistance;
++#endif
+ extern bool         configSkipIntro;
+ #ifdef DISCORDRPC
+ extern bool         configDiscordRPC;

include/text_options_strings.h.in

@@ -60,6 +60,7 @@
 #define TEXT_OPT_AUTO      _("AUTO")
 #define TEXT_OPT_HUD       _("HUD")
 #define TEXT_OPT_THREEPT   _("THREE POINT")
+#define TEXT_OPT_DRAWDIST  _("DRAW DISTANCE")
 #define TEXT_OPT_APPLY     _("APPLY")
 #define TEXT_OPT_RESETWND  _("RESET WINDOW")
 
@@ -133,6 +134,7 @@
 #define TEXT_OPT_AUTO      _("Auto")
 #define TEXT_OPT_HUD       _("HUD")
 #define TEXT_OPT_THREEPT   _("Three-point")
+#define TEXT_OPT_DRAWDIST  _("Draw Distance")
 #define TEXT_OPT_APPLY     _("Apply")
 #define TEXT_OPT_RESETWND  _("Reset Window")
 

src/engine/behavior_script.c

@@ -13,6 +13,9 @@
 #include "game/object_list_processor.h"
 #include "graph_node.h"
 #include "surface_collision.h"
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
 
 // Macros for retrieving arguments from behavior scripts.
 #define BHV_CMD_GET_1ST_U8(index)  (u8)((gCurBhvCommand[index] >> 24) & 0xFF) // unused
@@ -999,7 +1002,7 @@ void cur_obj_update(void) {
         if (!(objFlags & OBJ_FLAG_ACTIVE_FROM_AFAR)) {
             // If the object has a render distance, check if it should be shown.
 #ifndef NODRAWINGDISTANCE
-            if (distanceFromMario > gCurrentObject->oDrawingDistance) {
+            if (distanceFromMario > gCurrentObject->oDrawingDistance * configDrawDistance / 100.0f) {
                 // Out of render distance, hide the object.
                 gCurrentObject->header.gfx.node.flags &= ~GRAPH_RENDER_ACTIVE;
                 gCurrentObject->activeFlags |= ACTIVE_FLAG_FAR_AWAY;

src/engine/surface_load.c

@@ -15,6 +15,9 @@
 #include "game/object_list_processor.h"
 #include "surface_load.h"
 #include "game/game_init.h"
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
 
 s32 unused8038BE90;
 
@@ -796,7 +799,7 @@ void load_object_collision_model(void) {
     }
 
 #ifndef NODRAWINGDISTANCE
-    if (marioDist < gCurrentObject->oDrawingDistance) {
+    if (marioDist < gCurrentObject->oDrawingDistance * configDrawDistance / 100.0f) {
 #endif
         gCurrentObject->header.gfx.node.flags |= GRAPH_RENDER_ACTIVE;
 #ifndef NODRAWINGDISTANCE

src/game/behaviors/bub.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // bub.c.inc
 
 // NOTE: These first set of functions spawn a school of bub depending on objF4's
@@ -9,7 +13,7 @@ void bub_spawner_act_0(void) {
     s32 i;
     s32 sp18 = o->oBirdChirpChirpUnkF4;
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 1500.0f) {
+    if (o->oDistanceToMario < 15 * configDrawDistance) {
 #endif
         for (i = 0; i < sp18; i++)
             spawn_object(o, MODEL_BUB, bhvBub);

src/game/behaviors/chain_chomp.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 
 /**
  * Behavior for bhvChainChomp, bhvChainChompChainPart, bhvWoodenPost, and bhvChainChompGate.
@@ -54,7 +58,7 @@ static void chain_chomp_act_uninitialized(void) {
     s32 i;
 
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 3000.0f) {
+    if (o->oDistanceToMario < 30 * configDrawDistance) {
 #endif
         segments = mem_pool_alloc(gObjectMemoryPool, 5 * sizeof(struct ChainSegment));
         if (segments != NULL) {
@@ -364,7 +368,7 @@ static void chain_chomp_act_move(void) {
 
     // Unload chain if mario is far enough
 #ifndef NODRAWINGDISTANCE
-    if (o->oChainChompReleaseStatus == CHAIN_CHOMP_NOT_RELEASED && o->oDistanceToMario > 4000.0f) {
+    if (o->oChainChompReleaseStatus == CHAIN_CHOMP_NOT_RELEASED && o->oDistanceToMario > 40 * configDrawDistance) {
         o->oAction = CHAIN_CHOMP_ACT_UNLOAD_CHAIN;
         o->oForwardVel = o->oVelY = 0.0f;
     } else {

src/game/behaviors/cloud.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 
 /**
  * Behavior for bhvCloud and bhvCloudPart.
@@ -48,7 +52,7 @@ static void cloud_act_spawn_parts(void) {
  */
 static void cloud_act_fwoosh_hidden(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 2000.0f) {
+    if (o->oDistanceToMario < 20 * configDrawDistance) {
 #endif
         cur_obj_unhide();
         o->oAction = CLOUD_ACT_SPAWN_PARTS;
@@ -63,7 +67,7 @@ static void cloud_act_fwoosh_hidden(void) {
  */
 static void cloud_fwoosh_update(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario > 2500.0f) {
+    if (o->oDistanceToMario > 25 * configDrawDistance) {
         o->oAction = CLOUD_ACT_UNLOAD;
     } else {
 #endif

src/game/behaviors/coin.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // coin.c.inc
 
 struct ObjectHitbox sYellowCoinHitbox = {
@@ -185,7 +189,7 @@ void bhv_coin_formation_loop(void) {
     switch (o->oAction) {
         case 0:
 #ifndef NODRAWINGDISTANCE
-            if (o->oDistanceToMario < 2000.0f) {
+            if (o->oDistanceToMario < 20 * configDrawDistance) {
 #endif
                 for (bitIndex = 0; bitIndex < 8; bitIndex++) {
                     if (!(o->oCoinUnkF4 & (1 << bitIndex)))
@@ -198,7 +202,7 @@ void bhv_coin_formation_loop(void) {
             break;
         case 1:
 #ifndef NODRAWINGDISTANCE
-            if (o->oDistanceToMario > 2100.0f)
+            if (o->oDistanceToMario > 21 * configDrawDistance)
                 o->oAction++;
 #endif
             break;

src/game/behaviors/enemy_lakitu.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 
 /**
  * Behavior for bhvEnemyLakitu.
@@ -25,7 +29,7 @@ static struct ObjectHitbox sEnemyLakituHitbox = {
  */
 static void enemy_lakitu_act_uninitialized(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 2000.0f) {
+    if (o->oDistanceToMario < 20 * configDrawDistance) {
 #endif
         spawn_object_relative_with_scale(CLOUD_BP_LAKITU_CLOUD, 0, 0, 0, 2.0f, o, MODEL_MIST, bhvCloud);
 

src/game/behaviors/fish.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 /**
  * @file fish.inc.c
  * Implements behaviour and spawning for fish located in the Secret Aquarium and other levels.
@@ -43,7 +47,7 @@ void fish_act_spawn(void) {
      * Fish moves at random with a max-range of 700.0f.
      */
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < minDistToMario || gCurrLevelNum == LEVEL_SA) {
+    if (o->oDistanceToMario < minDistToMario * configDrawDistance / 100 || gCurrLevelNum == LEVEL_SA) {
 #endif
         for (i = 0; i < schoolQuantity; i++) {
             fishObject = spawn_object(o, model, bhvFish);
@@ -64,7 +68,7 @@ void fish_act_spawn(void) {
 void fish_act_respawn(void) {
 #ifndef NODRAWINGDISTANCE
     if (gCurrLevelNum != LEVEL_SA) {
-        if (gMarioObject->oPosY - o->oPosY > 2000.0f) {
+        if (gMarioObject->oPosY - o->oPosY > 20 * configDrawDistance) {
             o->oAction = FISH_ACT_RESPAWN;
         }
     }

src/game/behaviors/goomba.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 
 /**
  * Behavior for bhvGoomba and bhvGoombaTripletSpawner,
@@ -79,7 +83,7 @@ void bhv_goomba_triplet_spawner_update(void) {
     // spawn them
     if (o->oAction == GOOMBA_TRIPLET_SPAWNER_ACT_UNLOADED) {
 #ifndef NODRAWINGDISTANCE
-        if (o->oDistanceToMario < 3000.0f) {
+        if (o->oDistanceToMario < 30 * configDrawDistance) {
 #endif
             // The spawner is capable of spawning more than 3 goombas, but this
             // is not used in the game
@@ -102,7 +106,7 @@ void bhv_goomba_triplet_spawner_update(void) {
             o->oAction += 1;
 #ifndef NODRAWINGDISTANCE
         }
-    } else if (o->oDistanceToMario > 4000.0f) {
+    } else if (o->oDistanceToMario > 40 * configDrawDistance) {
         // If mario is too far away, enter the unloaded action. The goombas
         // will detect this and unload themselves
         o->oAction = GOOMBA_TRIPLET_SPAWNER_ACT_UNLOADED;

src/game/behaviors/heave_ho.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // heave_ho.c.inc
 
 s16 D_8032F460[][2] = { { 30, 0 }, { 42, 1 }, { 52, 0 },  { 64, 1 },  { 74, 0 },
@@ -73,7 +77,7 @@ void heave_ho_act_3(void) {
 
 void heave_ho_act_0(void) {
 #ifndef NODRAWINGDISTANCE
-    if (find_water_level(o->oPosX, o->oPosZ) < o->oPosY && o->oDistanceToMario < 4000.0f) {
+    if (find_water_level(o->oPosX, o->oPosZ) < o->oPosY && o->oDistanceToMario < 40 * configDrawDistance) {
 #else
     if (find_water_level(o->oPosX, o->oPosZ) < (o->oPosY - 50.0f)) {
 #endif

src/game/behaviors/king_bobomb.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // king_bobomb.c.inc
 
 // Copy of geo_update_projectile_pos_from_parent
@@ -296,7 +300,7 @@ void king_bobomb_move(void) {
     cur_obj_call_action_function(sKingBobombActions);
     exec_anim_sound_state(sKingBobombSoundStates);
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 5000.0f)
+    if (o->oDistanceToMario < 50 * configDrawDistance)
 #endif
         cur_obj_enable_rendering();
 #ifndef NODRAWINGDISTANCE

src/game/behaviors/lll_floating_wood_piece.inc.c

@@ -1,5 +1,9 @@
 // lll_floating_wood_piece.c.inc
 
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 void bhv_lll_wood_piece_loop(void) {
     if (o->oTimer == 0)
         o->oPosY -= 100.0f;
@@ -15,7 +19,7 @@ void bhv_lll_floating_wood_bridge_loop(void) {
     switch (o->oAction) {
         case 0:
 #ifndef NODRAWINGDISTANCE
-            if (o->oDistanceToMario < 2500.0f) {
+            if (o->oDistanceToMario < 25 * configDrawDistance) {
 #endif
                 for (i = 1; i < 4; i++) {
                     sp3C = spawn_object_relative(0, (i - 2) * 300, 0, 0, o, MODEL_LLL_WOOD_BRIDGE,
@@ -29,7 +33,7 @@ void bhv_lll_floating_wood_bridge_loop(void) {
             break;
         case 1:
 #ifndef NODRAWINGDISTANCE
-            if (o->oDistanceToMario > 2600.0f)
+            if (o->oDistanceToMario > 26 * configDrawDistance)
                 o->oAction = 2;
 #endif
             break;

src/game/behaviors/lll_rotating_hex_flame.inc.c

@@ -1,5 +1,9 @@
 // lll_rotating_hex_flame.c.inc
 
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 void bhv_lll_rotating_hex_flame_loop(void) {
     f32 sp24 = o->oLllRotatingHexFlameUnkF4;
     f32 sp20 = o->oLllRotatingHexFlameUnkF8;
@@ -31,7 +35,7 @@ void fire_bar_spawn_flames(s16 a0) {
 
 void fire_bar_act_0(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 3000.0f)
+    if (o->oDistanceToMario < 30 * configDrawDistance)
 #endif
         o->oAction = 1;
 }
@@ -48,7 +52,7 @@ void fire_bar_act_2(void) {
     o->oAngleVelYaw = -0x100;
     o->oMoveAngleYaw += o->oAngleVelYaw;
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario > 3200.0f)
+    if (o->oDistanceToMario > 32 * configDrawDistance)
         o->oAction = 3;
 #endif
 }

src/game/behaviors/piranha_plant.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 /**
  * Behavior for bhvPiranhaPlant.
  * This controls Piranha Plants, which alternate between sleeping, attacking,
@@ -331,7 +335,7 @@ void bhv_piranha_plant_loop(void) {
     #ifndef NODRAWINGDISTANCE
     // In WF, hide all Piranha Plants once high enough up.
     if (gCurrLevelNum == LEVEL_WF) {
-        if (gMarioObject->oPosY > 3400.0f)
+        if (gMarioObject->oPosY > 34 * configDrawDistance)
             cur_obj_hide();
         else
             cur_obj_unhide();

src/game/behaviors/pokey.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 
 /**
  * Behavior for bhvPokey and bhvPokeyBodyPart.
@@ -152,7 +156,7 @@ static void pokey_act_uninitialized(void) {
     s16 partModel;
 
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 2000.0f) {
+    if (o->oDistanceToMario < 20 * configDrawDistance) {
 #endif
         partModel = MODEL_POKEY_HEAD;
 
@@ -190,7 +194,7 @@ static void pokey_act_wander(void) {
     if (o->oPokeyNumAliveBodyParts == 0) {
         obj_mark_for_deletion(o);
 #ifndef NODRAWINGDISTANCE
-    } else if (o->oDistanceToMario > 2500.0f) {
+    } else if (o->oDistanceToMario > 25 * configDrawDistance) {
         o->oAction = POKEY_ACT_UNLOAD_PARTS;
         o->oForwardVel = 0.0f;
 #endif

src/game/behaviors/sl_walking_penguin.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // sl_walking_penguin.c.inc
 
 struct SLWalkingPenguinStep {
@@ -98,7 +102,7 @@ void bhv_sl_walking_penguin_loop(void) {
     
     cur_obj_move_standard(-78);
 #ifndef NODRAWINGDISTANCE
-     if (!cur_obj_hide_if_mario_far_away_y(1000.0f))
+     if (!cur_obj_hide_if_mario_far_away_y(10 * configDrawDistance))
 #endif
         play_penguin_walking_sound(PENGUIN_WALK_BIG);
     

src/game/behaviors/snufit.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 /**
  * Behavior file for bhvSnufit and bhvSnufitBalls.
  * Snufits are present in HMC and CotMC, and are the fly guy
@@ -181,7 +185,7 @@ void bhv_snufit_balls_loop(void) {
     // If far from Mario or in a different room, despawn.
     if ((o->activeFlags & ACTIVE_FLAG_IN_DIFFERENT_ROOM)
 #ifndef NODRAWINGDISTANCE
-    || (o->oTimer != 0 && o->oDistanceToMario > 1500.0f)
+        || (o->oTimer != 0 && o->oDistanceToMario > 15 * configDrawDistance)
 #endif
           ){
         obj_mark_for_deletion(o);

src/game/behaviors/triplet_butterfly.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 struct TripletButterflyActivationData {
     s32 model;
     const BehaviorScript *behavior;
@@ -55,7 +59,7 @@ static void triplet_butterfly_act_init(void) {
 
 static void triplet_butterfly_act_wander(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario > 1500.0f) {
+    if (o->oDistanceToMario > 15 * configDrawDistance) {
         obj_mark_for_deletion(o);
     } else {
 #endif

src/game/behaviors/water_bomb_cannon.inc.c

@@ -1,5 +1,9 @@
 // water_bomb_cannon.inc.c
 
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 void bhv_bubble_cannon_barrel_loop(void) {
     struct Object *val04;
 
@@ -39,7 +43,7 @@ void bhv_bubble_cannon_barrel_loop(void) {
 
 void water_bomb_cannon_act_0(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 2000.0f) {
+    if (o->oDistanceToMario < 20 * configDrawDistance) {
 #endif
         spawn_object(o, MODEL_CANNON_BARREL, bhvCannonBarrelBubbles);
         cur_obj_unhide();
@@ -53,7 +57,7 @@ void water_bomb_cannon_act_0(void) {
 
 void water_bomb_cannon_act_1(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario > 2500.0f) {
+    if (o->oDistanceToMario > 25 * configDrawDistance) {
         o->oAction = 2;
     } else if (o->oBehParams2ndByte == 0) {
 #else

src/game/behaviors/whirlpool.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // whirlpool.c.inc
 
 static struct ObjectHitbox sWhirlpoolHitbox = {
@@ -36,7 +40,7 @@ void whirpool_orient_graph(void) {
 
 void bhv_whirlpool_loop(void) {
 #ifndef NODRAWINGDISTANCE
-    if (o->oDistanceToMario < 5000.0f) {
+    if (o->oDistanceToMario < 50 * configDrawDistance) {
 #endif
         o->header.gfx.node.flags &= ~GRAPH_RENDER_INVISIBLE;
 

src/game/behaviors/whomp.inc.c

@@ -1,3 +1,7 @@
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
+
 // whomp.c.inc
 
 void whomp_play_sfx_from_pound_animation(void) {
@@ -250,9 +254,9 @@ void bhv_whomp_loop(void) {
         // o->oBehParams2ndByte here seems to be a flag
         // indicating whether this is a normal or king whomp
         if (o->oBehParams2ndByte != 0)
-            cur_obj_hide_if_mario_far_away_y(2000.0f);
+            cur_obj_hide_if_mario_far_away_y(20 * configDrawDistance);
         else
-            cur_obj_hide_if_mario_far_away_y(1000.0f);
+            cur_obj_hide_if_mario_far_away_y(10 * configDrawDistance);
 #endif
         load_object_collision_model();
     }

src/game/obj_behaviors.c

@@ -27,6 +27,9 @@
 #include "obj_behaviors.h"
 #include "object_helpers.h"
 #include "object_list_processor.h"
+#ifndef NODRAWINGDISTANCE
+#include "pc/configfile.h"
+#endif
 #include "rendering_graph_node.h"
 #include "save_file.h"
 #include "spawn_object.h"
@@ -531,7 +534,7 @@ void set_object_visibility(struct Object *obj, s32 dist) {
     f32 objZ = obj->oPosZ;
 
 #ifndef NODRAWINGDISTANCE
-    if (is_point_within_radius_of_mario(objX, objY, objZ, dist) == TRUE) {
+    if (is_point_within_radius_of_mario(objX, objY, objZ, dist * configDrawDistance / 100) == TRUE) {
 #endif
         obj->header.gfx.node.flags &= ~GRAPH_RENDER_INVISIBLE;
 #ifndef NODRAWINGDISTANCE

src/game/options_menu.c

@@ -84,6 +84,7 @@ static const u8 optsVideoStr[][32] = {
     { TEXT_OPT_AUTO },
     { TEXT_OPT_HUD },
     { TEXT_OPT_THREEPT },
+    { TEXT_OPT_DRAWDIST },
     { TEXT_OPT_APPLY },
 };
 
@@ -276,8 +277,11 @@ static struct Option optsVideo[] = {
     DEF_OPT_TOGGLE( optsVideoStr[5], &configWindow.vsync ),
     DEF_OPT_CHOICE( optsVideoStr[1], &configFiltering, filterChoices ),
     DEF_OPT_TOGGLE( optsVideoStr[7], &configHUD ),
+#ifndef NODRAWINGDISTANCE
+    DEF_OPT_SCROLL( optsVideoStr[9], &configDrawDistance, 50, 509, 10 ),
+#endif
     DEF_OPT_BUTTON( optsVideoStr[4], optvideo_reset_window ),
-    DEF_OPT_BUTTON( optsVideoStr[9], optvideo_apply ),
+    DEF_OPT_BUTTON( optsVideoStr[10], optvideo_apply ),
 };
 
 static struct Option optsAudio[] = {

src/pc/configfile.c

@@ -97,6 +97,9 @@ bool         configCameraMouse   = false;
 #endif
 bool         configSkipIntro     = 0;
 bool         configHUD           = true;
+#ifndef NODRAWINGDISTANCE
+unsigned int configDrawDistance  = 100;
+#endif
 #ifdef DISCORDRPC
 bool         configDiscordRPC    = true;
 #endif
@@ -109,6 +112,9 @@ static const struct ConfigOption options[] = {
     {.name = "window_h",             .type = CONFIG_TYPE_UINT, .uintValue = &configWindow.h},
     {.name = "vsync",                .type = CONFIG_TYPE_BOOL, .boolValue = &configWindow.vsync},
     {.name = "texture_filtering",    .type = CONFIG_TYPE_UINT, .uintValue = &configFiltering},
+    #ifndef NODRAWINGDISTANCE
+    {.name = "drawing_distance",     .type = CONFIG_TYPE_UINT, .uintValue = &configDrawDistance},
+    #endif
     {.name = "master_volume",        .type = CONFIG_TYPE_UINT, .uintValue = &configMasterVolume},
     {.name = "music_volume",         .type = CONFIG_TYPE_UINT, .uintValue = &configMusicVolume},
     {.name = "sfx_volume",           .type = CONFIG_TYPE_UINT, .uintValue = &configSfxVolume},

src/pc/configfile.h

@@ -61,6 +61,9 @@ extern bool         configCameraMouse;
 extern bool         configCameraAnalog;
 #endif
 extern bool         configHUD;
+#ifndef NODRAWINGDISTANCE
+extern unsigned int configDrawDistance;
+#endif
 extern bool         configSkipIntro;
 #ifdef DISCORDRPC
 extern bool         configDiscordRPC;