[Enhancement] Blast Mask with Powder Keg (#642)

* Blast Mask adds Powder Keg explosive property.

* Alphabetical Menu Listing + clang

* Apply suggestions from code review

---------

Co-authored-by: Garrett Cox <garrettjcox@gmail.com>

mm/2s2h/BenGui/BenMenuBar.cpp

@@ -536,6 +536,7 @@ void DrawEnhancementsMenu() {
         }
 
         if (UIWidgets::BeginMenu("Masks")) {
+            UIWidgets::CVarCheckbox("Blast Mask has Powder Keg Force", "gEnhancements.Masks.BlastMaskKeg");
             UIWidgets::CVarCheckbox("Fast Transformation", "gEnhancements.Masks.FastTransformation");
             UIWidgets::CVarCheckbox("Fierce Deity's Mask Anywhere", "gEnhancements.Masks.FierceDeitysAnywhere",
                                     { .tooltip = "Allow using Fierce Deity's mask outside of boss rooms." });

mm/2s2h/Enhancements/Enhancements.cpp

@@ -32,6 +32,7 @@ void InitEnhancements() {
     // Masks
     RegisterFastTransformation();
     RegisterFierceDeityAnywhere();
+    RegisterBlastMaskKeg();
     RegisterNoBlastMaskCooldown();
 
     // Minigames

mm/2s2h/Enhancements/Enhancements.h

@@ -12,6 +12,7 @@
 #include "Cheats/UnrestrictedItems.h"
 #include "Cycle/EndOfCycle.h"
 #include "Equipment/SkipMagicArrowEquip.h"
+#include "Masks/BlastMaskKeg.h"
 #include "Masks/FierceDeityAnywhere.h"
 #include "Masks/NoBlastMaskCooldown.h"
 #include "Masks/FastTransformation.h"

mm/2s2h/Enhancements/Masks/BlastMaskKeg.cpp

@@ -0,0 +1,31 @@
+#include <libultraship/bridge.h>
+#include "Enhancements/GameInteractor/GameInteractor.h"
+#include "global.h"
+
+static uint32_t bombType;
+
+extern "C" {
+#include "overlays/actors/ovl_En_Bom/z_en_bom.h"
+EquipSlot func_8082FDC4(void);
+}
+
+void RegisterBlastMaskKeg() {
+    GameInteractor::Instance->RegisterGameHookForID<GameInteractor::ShouldActorInit>(
+        ACTOR_EN_BOM, [](Actor* actor, bool* should) {
+            Player* player = GET_PLAYER(gPlayState);
+            if (CVarGetInteger("gEnhancements.Masks.BlastMaskKeg", 0)) {
+                ItemId item;
+                EquipSlot i = func_8082FDC4();
+
+                i = ((i >= EQUIP_SLOT_A) && (player->transformation == PLAYER_FORM_FIERCE_DEITY) &&
+                     (player->heldItemAction != PLAYER_IA_SWORD_TWO_HANDED))
+                        ? EQUIP_SLOT_B
+                        : i;
+
+                item = Player_GetItemOnButton(gPlayState, player, i);
+                if (item == ITEM_F0) {
+                    actor->shape.rot.x = BOMB_EXPLOSIVE_TYPE_POWDER_KEG;
+                }
+            }
+        });
+}

mm/2s2h/Enhancements/Masks/BlastMaskKeg.h

@@ -0,0 +1,6 @@
+#ifndef EQUIPMENT_BLAST_MASK_KEG_H
+#define EQUIPMENT_BLAST_MASK_KEG_H
+
+void RegisterBlastMaskKeg();
+
+#endif // EQUIPMENT_BLAST_MASK_KEG_H