diff --git a/src/enemy/gleerok.c b/src/enemy/gleerok.c
index 47a8c9bb..42017571 100644
--- a/src/enemy/gleerok.c
+++ b/src/enemy/gleerok.c
@@ -403,7 +403,7 @@ void sub_0802D6F0(GleerokEntity* this) {
     if (--this->unk_7c.WORD == -1) {
         super->subAction = 2;
         this->unk_7c.WORD = 0x5a;
-        InitScreenShake(0x96, 0);
+        InitScreenShake(150, 0);
     }
 }
 
@@ -1018,7 +1018,7 @@ void sub_0802E1D0(GleerokEntity* this) {
                     if (i == 5) {
                         if (!(this->unk_79 & 0x80)) {
                             this->unk_7c.HALF_U.LO = 0xF0;
-                            InitScreenShake(0xF0, 0);
+                            InitScreenShake(240, 0);
                         } else {
                             for (this->unk_7c.HALF_U.LO = 0; this->unk_7c.HALF_U.LO < 4; this->unk_7c.HALF_U.LO++) {
                                 CreateObjectWithParent(super, OBJECT_67, 1, this->unk_7c.HALF_U.LO);
@@ -1028,7 +1028,7 @@ void sub_0802E1D0(GleerokEntity* this) {
                             this->unk_7c.HALF_U.LO = 0xB;
                             gScreen.controls.alphaBlend = this->unk_74 | (this->unk_75 << 8);
                             gScreen.controls.layerFXControl = 0x240;
-                            InitScreenShake(0x1e, 0);
+                            InitScreenShake(30, 0);
                         }
                         super->type2 = 5;
                     }
diff --git a/src/enemy/gyorgMaleEye.c b/src/enemy/gyorgMaleEye.c
index c8087fc0..51ecacd4 100644
--- a/src/enemy/gyorgMaleEye.c
+++ b/src/enemy/gyorgMaleEye.c
@@ -53,7 +53,7 @@ void GyorgMaleEye_OnCollision(GyorgMaleEyeEntity* this) {
         } else {
             entity->health = 0;
             SoundReq(SFX_BOSS_DIE);
-            InitScreenShake(0x28, 0);
+            InitScreenShake(40, 0);
         }
         if (super->iframes > 0) {
             entity->iframes = super->iframes;
diff --git a/src/enemy/mazaalBracelet.c b/src/enemy/mazaalBracelet.c
index 72fe64b1..6fc94acb 100644
--- a/src/enemy/mazaalBracelet.c
+++ b/src/enemy/mazaalBracelet.c
@@ -860,7 +860,7 @@ void sub_0803AFE0(Entity* this) {
         this->timer = 240;
         *(u8*)&this->cutsceneBeh = 3;
         this->z.HALF.HI = 0;
-        InitScreenShake(0xa0, 0);
+        InitScreenShake(160, 0);
         SoundReq(SFX_158);
     }
 }
diff --git a/src/enemy/mazaalHead.c b/src/enemy/mazaalHead.c
index 0f5d1c47..39b500a7 100644
--- a/src/enemy/mazaalHead.c
+++ b/src/enemy/mazaalHead.c
@@ -325,7 +325,7 @@ void sub_080342C8(Entity* this) {
             this->field_0x7c.HALF.HI = 0x708;
             this->field_0x7c.BYTES.byte1 = 0;
             this->field_0x80.HALF.HI = 0;
-            InitScreenShake(0x1e, 0);
+            InitScreenShake(30, 0);
             SoundReq(SFX_1A1);
         }
     }
diff --git a/src/enemy/mazaalMacro.c b/src/enemy/mazaalMacro.c
index c672248d..14b71fc7 100644
--- a/src/enemy/mazaalMacro.c
+++ b/src/enemy/mazaalMacro.c
@@ -202,7 +202,7 @@ void sub_08034F70(Entity* this) {
 void sub_08034FA0(Entity* this) {
     if (0 < this->iframes) {
         this->child->iframes = this->iframes;
-        InitScreenShake(0xc, 1);
+        InitScreenShake(12, 1);
     }
     switch (this->type2) {
         case 0:
diff --git a/src/enemy/octorokBoss.c b/src/enemy/octorokBoss.c
index f5ffe6d0..97b2becb 100644
--- a/src/enemy/octorokBoss.c
+++ b/src/enemy/octorokBoss.c
@@ -654,7 +654,7 @@ void OctorokBoss_Action1_ChargeAttack(OctorokBossEntity* this) {
             super->knockbackDirection = super->direction ^ 0x10;
             this->heap->fallingStonesTimer += 0x3c;
             OctorokBoss_SetAttackTimer(this);
-            InitScreenShake(0x3c, 0);
+            InitScreenShake(60, 0);
             SoundReq(SFX_158);
             SoundReq(SFX_14C);
         }
@@ -937,7 +937,7 @@ void OctorokBoss_Burning_SubAction1(OctorokBossEntity* this) {
         super->knockbackSpeed = 0x200;
         super->knockbackDirection = super->direction ^ 0x10;
         this->heap->fallingStonesTimer += 0x1e;
-        InitScreenShake(0x1e, 0);
+        InitScreenShake(30, 0);
         SoundReq(SFX_158);
         SoundReq(SFX_14C);
     }
diff --git a/src/enemy/vaatiRebornEnemy.c b/src/enemy/vaatiRebornEnemy.c
index 019963cf..7a623abb 100644
--- a/src/enemy/vaatiRebornEnemy.c
+++ b/src/enemy/vaatiRebornEnemy.c
@@ -667,7 +667,7 @@ void VaatiRebornEnemyType1PreAction(Entity* this) {
         }
         if (0 < this->iframes) {
             SoundReq(SFX_BOSS_HIT);
-            InitScreenShake(0xc, 1);
+            InitScreenShake(12, 1);
             if (this->timer == 0)
                 this->timer = 0x48;
         }
diff --git a/src/enemy/vaatiTransfigured.c b/src/enemy/vaatiTransfigured.c
index c9b59664..8a798b54 100644
--- a/src/enemy/vaatiTransfigured.c
+++ b/src/enemy/vaatiTransfigured.c
@@ -272,7 +272,7 @@ void VaatiTransfiguredType0Action3(Entity* this) {
             this->timer = 0xc0;
             COLLISION_ON(this);
             SoundReq(SFX_14C);
-            InitScreenShake(0x14, 4);
+            InitScreenShake(20, 4);
             break;
         case 1:
             if (--this->timer == 0) {
@@ -327,7 +327,7 @@ void VaatiTransfiguredType0Action3(Entity* this) {
                 this->field_0x86.HALF.LO = 0;
                 sub_080408EC(this);
                 SoundReq(SFX_14C);
-                InitScreenShake(0x1e, 4);
+                InitScreenShake(30, 4);
             } else {
                 if (this->subtimer != 0) {
                     if (--this->subtimer == 0) {
@@ -405,7 +405,7 @@ void VaatiTransfiguredType0Action4(Entity* this) {
                 this->subtimer = 1;
             }
             SoundReq(SFX_14C);
-            InitScreenShake(0x1e, 4);
+            InitScreenShake(30, 4);
             break;
         case 2:
             if (--this->timer == 0) {
@@ -1075,7 +1075,7 @@ void sub_080409B0(Entity* this) {
         }
     } else {
         if (((this->contactFlags & 0x80) != 0) && (0 < this->iframes)) {
-            InitScreenShake(0xc, 1);
+            InitScreenShake(12, 1);
             SoundReq(SFX_BOSS_HIT);
         }
         if ((this->contactFlags == 0x8a) && (gPlayerState.chargeState.action == 5)) {
diff --git a/src/enemy/vaatiWrath.c b/src/enemy/vaatiWrath.c
index 65c9aaf5..fa73d108 100644
--- a/src/enemy/vaatiWrath.c
+++ b/src/enemy/vaatiWrath.c
@@ -478,7 +478,7 @@ void VaatiWrathType0ActionB(Entity* this) {
                 this->timer = 0xf0;
                 this->health = 8;
                 this->hitType = 0x38;
-                InitScreenShake(0x14, 0);
+                InitScreenShake(20, 0);
                 InitAnimationForceUpdate(this, 6);
                 InitializeAnimation(((VaatiWrathHeapStruct*)this->myHeap)->type2, 0x16);
             }
diff --git a/src/manager/vaati3InsideArmManager.c b/src/manager/vaati3InsideArmManager.c
index abd3e474..9b47589c 100644
--- a/src/manager/vaati3InsideArmManager.c
+++ b/src/manager/vaati3InsideArmManager.c
@@ -47,11 +47,11 @@ void sub_0805DBF0(Vaati3InsideArmManager* this) {
         sub_0805DC70();
     } else {
         if (this->field_0x20 == 0x78) {
-            InitScreenShake(0x78, 2);
+            InitScreenShake(120, 2);
         } else if (this->field_0x20 == 0xd2) {
-            InitScreenShake(0x5a, 1);
+            InitScreenShake(90, 1);
         } else if (this->field_0x20 == 0x12c) {
-            InitScreenShake(0x5a, 0);
+            InitScreenShake(90, 0);
         }
 
         if (this->field_0x20 < 0x78) {
diff --git a/src/npc/carlov.c b/src/npc/carlov.c
index 6267b19b..dd29130f 100644
--- a/src/npc/carlov.c
+++ b/src/npc/carlov.c
@@ -13,7 +13,7 @@ void Carlov(Entity* this) {
     if ((this->frame & 0x10) != 0) {
         this->frame = this->frame & 0xef;
         EnqueueSFX(SFX_PLACE_OBJ);
-        InitScreenShake(0x10, 0);
+        InitScreenShake(16, 0);
     }
     if ((this->frame & 0x20) != 0) {
         this->frame = this->frame & 0xdf;
diff --git a/src/npc/castorWildsStatue.c b/src/npc/castorWildsStatue.c
index 2b631ec0..351d174a 100644
--- a/src/npc/castorWildsStatue.c
+++ b/src/npc/castorWildsStatue.c
@@ -109,7 +109,7 @@ void sub_08067534(Entity* this) {
         }
     }
     EnqueueSFX(SFX_14C);
-    InitScreenShake(0x28, 4);
+    InitScreenShake(40, 4);
 }
 
 void sub_0806757C(Entity* this) {
diff --git a/src/object/crenelBeanSprout.c b/src/object/crenelBeanSprout.c
index a953c47e..77c7d80b 100644
--- a/src/object/crenelBeanSprout.c
+++ b/src/object/crenelBeanSprout.c
@@ -221,7 +221,7 @@ void CrenelBeanSprout_Action2SubAction2(CrenelBeanSproutEntity* this) {
 }
 
 void CrenelBeanSprout_Action2SubAction3(CrenelBeanSproutEntity* this) {
-    InitScreenShake(0x10, 0);
+    InitScreenShake(16, 0);
     super->action = 1;
     super->subAction = 0;
 }
diff --git a/src/object/gyorgBossObject.c b/src/object/gyorgBossObject.c
index 910498aa..8aaf2a93 100644
--- a/src/object/gyorgBossObject.c
+++ b/src/object/gyorgBossObject.c
@@ -126,7 +126,7 @@ void GyorgBossObject_FemalePhase1(GyorgBossObjectEntity* this) {
         this->unk_7b = 1;
         ((GyorgHeap*)super->myHeap)->male1->base.health = 12;
         SoundReq(SFX_BOSS_DIE);
-        InitScreenShake(0x96, 1);
+        InitScreenShake(150, 1);
     }
     gPlayerState.startPosX = gRoomControls.origin_x + 0x200;
     gPlayerState.startPosY = gRoomControls.origin_y + 0x210;
@@ -161,7 +161,7 @@ void GyorgBossObject_FemalePhase2(GyorgBossObjectEntity* this) {
         this->unk_78 = 0x400;
         this->unk_7b = 1;
         SoundReq(SFX_BOSS_DIE);
-        InitScreenShake(0x96, 1);
+        InitScreenShake(150, 1);
     }
     gPlayerState.startPosX = gRoomControls.origin_x + 0x200;
     gPlayerState.startPosY = gRoomControls.origin_y + 0x210;
@@ -195,7 +195,7 @@ void GyorgBossObject_FemalePhase3(GyorgBossObjectEntity* this) {
         this->unk_6c = 0x104;
         this->unk_78 = 0x400;
         SoundReq(SFX_BOSS_DIE);
-        InitScreenShake(0x96, 1);
+        InitScreenShake(150, 1);
     }
     gPlayerState.startPosX = gRoomControls.origin_x + 0x200;
     gPlayerState.startPosY = gRoomControls.origin_y + 0x210;
@@ -219,7 +219,7 @@ void GyorgBossObject_MalePhase3(GyorgBossObjectEntity* this) {
 void GyorgBossObject_FemalePhase4(GyorgBossObjectEntity* this) {
     if (((GyorgHeap*)super->myHeap)->female->base.health == 0) {
         if (this->unk_6c != 0) {
-            InitScreenShake(0x2d, 1);
+            InitScreenShake(45, 1);
             SoundReq(SFX_BOSS_DIE);
             this->unk_78 = 0x600;
         }
@@ -263,11 +263,11 @@ void GyorgBossObject_FightEnd(GyorgBossObjectEntity* this) {
     switch (this->timer) {
         case 0xb4:
             SoundReq(SFX_BOSS_DIE);
-            InitScreenShake(0x2d0, 2);
+            InitScreenShake(720, 2);
             break;
         case 0x12C:
             SoundReq(SFX_BOSS_DIE);
-            InitScreenShake(0x4b, 1);
+            InitScreenShake(75, 1);
             break;
     }
 }
@@ -466,7 +466,7 @@ void sub_080A1FF0(GyorgBossObjectEntity* this) {
                 super->timer = 0x78;
             } else {
                 if (super->timer == 0x23) {
-                    InitScreenShake(0x1e, 0);
+                    InitScreenShake(30, 0);
                 }
             }
         } else {
diff --git a/src/object/ladderUp.c b/src/object/ladderUp.c
index 99f459ed..46c99d40 100644
--- a/src/object/ladderUp.c
+++ b/src/object/ladderUp.c
@@ -39,7 +39,7 @@ void LadderUp(Entity* this) {
                 if (fxEnt) {
                     fxEnt->y.HALF.HI += 8;
                 }
-                InitScreenShake(0x1e, 0);
+                InitScreenShake(30, 0);
                 SoundReq(SFX_10B);
                 this->action = 2;
 #ifndef EU
diff --git a/src/player.c b/src/player.c
index e733d2de..1141dc8d 100644
--- a/src/player.c
+++ b/src/player.c
@@ -3081,7 +3081,7 @@ void sub_08073B8C(Entity* this) {
         }
         gPlayerState.jump_status++;
         this->timer = 15;
-        InitScreenShake(0x10, 0);
+        InitScreenShake(16, 0);
         SoundReq(SFX_14C);
     }
 }
diff --git a/src/vram.c b/src/vram.c
index fd3ff67e..916a90e7 100644
--- a/src/vram.c
+++ b/src/vram.c
@@ -153,7 +153,7 @@ bool32 LoadFixedGFX(Entity* entity, u32 gfxIndex) {
             CleanUpGFXSlots();
             index = FindFreeGFXSlots(count);
             if (index == 0) {
-                return 0;
+                return FALSE;
             }
         }
         ReserveGFXSlots(index, gfxIndex, count);