diff --git a/include/functions.h b/include/functions.h
index 6c5b1333de..38d7454fd7 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -690,7 +690,7 @@ s32 func_800B874C(Actor* actor, PlayState* play, f32 xzRange, f32 yRange);
 s32 func_800B8804(Actor* actor, PlayState* play, f32 xzRange);
 s32 func_800B886C(Actor* actor, PlayState* play);
 void Actor_GetScreenPos(PlayState* play, Actor* actor, s16* x, s16* y);
-s32 func_800B8934(PlayState* play, Actor* actor);
+s32 Actor_OnScreen(PlayState* play, Actor* actor);
 s32 Actor_HasParent(Actor* actor, PlayState* play);
 s32 Actor_PickUp(Actor* actor, PlayState* play, s32 getItemId, f32 xzRange, f32 yRange);
 s32 Actor_PickUpNearby(Actor* actor, PlayState* play, s32 getItemId);
@@ -1105,8 +1105,8 @@ Camera* Camera_Alloc(View* view, CollisionContext* bg, PlayState* play);
 void Camera_Free(Camera* camera);
 void Camera_Init(Camera* camera, View* view, CollisionContext* bg, PlayState* play);
 // void func_800DDFE0(void);
-void func_800DE0EC(Camera* camera, Actor* actor);
-// s32 func_800DE308(Camera* camera, UNK_TYPE2 uParm2);
+void Camera_InitPlayerSettings(Camera* camera, Player* player);
+s32 Camera_ChangeStatus(Camera* camera, s16 status);
 // void func_800DE324(void);
 // void func_800DE62C(void);
 // void func_800DE840(void);
@@ -1127,7 +1127,7 @@ void Camera_GetCamDir(Vec3s* dst, Camera* camera);
 s16 Camera_GetCamDirPitch(Camera* camera);
 s16 Camera_GetCamDirYaw(Camera* camera);
 void Camera_AddQuake(Camera* camera, s32 arg1, s16 y, s32 countdown);
-void func_800DFD78(Camera* camera, s32 paramFlag, void* value);
+s32 Camera_SetViewParam(Camera* camera, s32 viewFlag, void* param);
 // UNK_TYPE4 func_800DFEF0(s32 param_1, u16 param_2);
 // UNK_TYPE4 func_800DFF18(Camera* iParm1, UNK_TYPE2 uParm2);
 // UNK_TYPE4 func_800DFF34(s32 param_1);
@@ -1135,7 +1135,7 @@ void func_800DFD78(Camera* camera, s32 paramFlag, void* value);
 s16 Camera_SetFlags(Camera* iParm1, s16 flags);
 s16 Camera_ClearFlags(Camera* camera, s16 flags);
 s32 Camera_ChangeDoorCam(Camera* camera, Actor* doorActor, s16 bgCamDataId, f32 arg3, s16 timer1, s16 timer2, s16 timer3);
-// UNK_TYPE4 func_800E007C(Camera* param_1, Camera* param_2);
+s32 Camera_Copy(Camera* dstCamera, Camera* srcCamera);
 // UNK_TYPE4 func_800E01AC(void);
 Vec3f* Camera_GetQuakeOffset(Vec3f* dst, Camera* camera);
 // void func_800E01DC(s32 param_1, u32 param_2, UNK_TYPE4 param_3, UNK_TYPE4 param_4, UNK_TYPE2 param_5, UNK_TYPE2 param_6);
@@ -2574,18 +2574,18 @@ void func_80165690(void);
 // void func_80165EC0(void);
 // void func_80166060(void);
 Gfx* func_801660B8(PlayState* play, Gfx* gfx);
-void Play_Fini(GameState* thisx);
+void Play_Destroy(GameState* thisx);
 // void func_801663C4(void);
 // void func_80166644(void);
 // void func_801668B4(void);
 void func_80166968(PlayState* play, Camera* camera);
 void func_80166B30(PlayState* play);
-void func_80167814(PlayState* play);
+void Play_Update(PlayState* play);
 void func_80167DE4(PlayState* play);
 // void func_80167F0C(void);
 void Play_Draw(PlayState* play);
 void func_80168DAC(PlayState* play);
-void Play_Update(PlayState* play);
+void Play_Main(PlayState* play);
 s32 Play_InCsMode(PlayState* play);
 f32 func_80169100(PlayState* play, MtxF* mtx, CollisionPoly** arg2, s32* arg3, Vec3f* feetPosPtr);
 // void func_801691F0(void);
@@ -2593,19 +2593,19 @@ void* Play_LoadScene(PlayState* play, RomFile* entry);
 void func_8016927C(PlayState* play, s16 sParm2);
 // void func_801692C4(PlayState* play, UNK_TYPE1 uParm2);
 // void Play_SceneInit(PlayState* play, s32 sceneIndex, UNK_TYPE1 param_3);
-UNK_RET func_80169474(PlayState* play, Vec3f* v1, Vec3f* v2);
-s32 Play_CreateSubCamera(PlayState* play);
-s32 Play_GetActiveCamId(PlayState* play);
-void Play_CameraChangeStatus(PlayState* play, s16 camId, s16 status);
+void Play_GetScreenPos(PlayState* play, Vec3f* worldPos, Vec3f* screenPos);
+s16 Play_CreateSubCamera(PlayState* play);
+s16 Play_GetActiveCamId(PlayState* play);
+s32 Play_ChangeCameraStatus(PlayState* play, s16 camId, s16 status);
 void Play_ClearCamera(PlayState* play, s16 camId);
 Camera* Play_GetCamera(PlayState* play, s16 camId);
-s32 Play_CameraSetAtEye(PlayState* play, s16 camId, Vec3f* at, Vec3f* eye);
-void Play_CameraSetAtEyeUp(PlayState* play, s16 camId, Vec3f* at, Vec3f* eye, Vec3f* up);
-void Play_CameraSetFov(PlayState* play, s16 camId, f32 fov);
-void Play_CameraSetRoll(PlayState* play, s16 camId, s16 roll);
+s32 Play_SetCameraAtEye(PlayState* play, s16 camId, Vec3f* at, Vec3f* eye);
+s32 Play_SetCameraAtEyeUp(PlayState* play, s16 camId, Vec3f* at, Vec3f* eye, Vec3f* up);
+s32 Play_SetCameraFov(PlayState* play, s16 camId, f32 fov);
+s32 Play_SetCameraRoll(PlayState* play, s16 camId, s16 roll);
 void Play_CopyCamera(PlayState* play, s16 dstCamId, s16 srcCamId);
-// void func_80169A50(void);
-void Play_CameraChangeSetting(PlayState* play, s16 camId, s16 setting);
+s32 func_80169A50(PlayState* play, s16 camId, Player* player, s16 setting);
+s32 Play_ChangeCameraSetting(PlayState* play, s16 camId, s16 setting);
 void func_80169AFC(PlayState* play, s16 camId, s16 arg2);
 u16 Play_GetActorCsCamSetting(PlayState* play, s32 csCamDataIndex);
 Vec3s* Play_GetActorCsCamFuncData(PlayState* play, s32 csCamDataIndex);
diff --git a/src/code/z_actor.c b/src/code/z_actor.c
index 9ca8ffd6e0..751327552c 100644
--- a/src/code/z_actor.c
+++ b/src/code/z_actor.c
@@ -393,11 +393,7 @@ void func_800B4B50(Actor* actor, Lights* mapper, PlayState* play) {
 
 void Actor_GetProjectedPos(PlayState* play, Vec3f* worldPos, Vec3f* projectedPos, f32* invW) {
     SkinMatrix_Vec3fMtxFMultXYZW(&play->viewProjectionMtxF, worldPos, projectedPos, invW);
-    if (*invW < 1.0f) {
-        *invW = 1.0f;
-    } else {
-        *invW = 1.0f / *invW;
-    }
+    *invW = (*invW < 1.0f) ? 1.0f : (1.0f / *invW);
 }
 
 void Target_SetPos(TargetContext* targetCtx, s32 index, f32 x, f32 y, f32 z) {
@@ -507,11 +503,11 @@ void Actor_DrawZTarget(TargetContext* targetCtx, PlayState* play) {
 
             Actor_GetProjectedPos(play, &targetCtx->targetCenterPos, &projectedPos, &invW);
 
-            projectedPos.x = (160 * (projectedPos.x * invW)) * var1;
-            projectedPos.x = CLAMP(projectedPos.x, -320.0f, 320.0f);
+            projectedPos.x = ((SCREEN_WIDTH / 2) * (projectedPos.x * invW)) * var1;
+            projectedPos.x = CLAMP(projectedPos.x, -SCREEN_WIDTH, SCREEN_WIDTH);
 
-            projectedPos.y = (120 * (projectedPos.y * invW)) * var1;
-            projectedPos.y = CLAMP(projectedPos.y, -240.0f, 240.0f);
+            projectedPos.y = ((SCREEN_HEIGHT / 2) * (projectedPos.y * invW)) * var1;
+            projectedPos.y = CLAMP(projectedPos.y, -SCREEN_HEIGHT, SCREEN_HEIGHT);
 
             projectedPos.z = projectedPos.z * var1;
 
@@ -588,8 +584,8 @@ void func_800B5814(TargetContext* targetCtx, Player* player, Actor* actor, GameS
     PlayState* play = (PlayState*)gameState;
     Actor* sp68 = NULL;
     s32 category;
-    Vec3f sp58;
-    f32 sp54;
+    Vec3f projectedPos;
+    f32 invW;
 
     if ((player->unk_730 != 0) && (player->unk_AE3[player->unk_ADE] == 2)) {
         targetCtx->unk_94 = NULL;
@@ -641,8 +637,9 @@ void func_800B5814(TargetContext* targetCtx, Player* player, Actor* actor, GameS
     }
 
     if (actor != NULL && targetCtx->unk4B == 0) {
-        Actor_GetProjectedPos(play, &actor->focus.pos, &sp58, &sp54);
-        if ((sp58.z <= 0.0f) || (fabsf(sp58.x * sp54) >= 1.0f) || (fabsf(sp58.y * sp54) >= 1.0f)) {
+        Actor_GetProjectedPos(play, &actor->focus.pos, &projectedPos, &invW);
+        if ((projectedPos.z <= 0.0f) || (fabsf(projectedPos.x * invW) >= 1.0f) ||
+            (fabsf(projectedPos.y * invW) >= 1.0f)) {
             actor = NULL;
         }
     }
@@ -1963,14 +1960,15 @@ s32 func_800B886C(Actor* actor, PlayState* play) {
 
 void Actor_GetScreenPos(PlayState* play, Actor* actor, s16* x, s16* y) {
     Vec3f projectedPos;
-    f32 w;
+    f32 invW;
 
-    Actor_GetProjectedPos(play, &actor->focus.pos, &projectedPos, &w);
-    *x = PROJECTED_TO_SCREEN_X(projectedPos, w);
-    *y = PROJECTED_TO_SCREEN_Y(projectedPos, w);
+    Actor_GetProjectedPos(play, &actor->focus.pos, &projectedPos, &invW);
+
+    *x = PROJECTED_TO_SCREEN_X(projectedPos, invW);
+    *y = PROJECTED_TO_SCREEN_Y(projectedPos, invW);
 }
 
-s32 func_800B8934(PlayState* play, Actor* actor) {
+s32 Actor_OnScreen(PlayState* play, Actor* actor) {
     Vec3f projectedPos;
     f32 invW;
     s32 pad[2];
@@ -4058,7 +4056,7 @@ s32 func_800BD2B4(PlayState* play, Actor* actor, s16* arg2, f32 arg3, u16 (*text
     } else if (*arg2) {
         *arg2 = arg5(play, actor);
         return false;
-    } else if (!func_800B8934(play, actor)) {
+    } else if (!Actor_OnScreen(play, actor)) {
         return false;
     } else if (!func_800B8614(actor, play, arg3)) {
         return false;
diff --git a/src/code/z_camera.c b/src/code/z_camera.c
index 63a06b512c..20420d6efb 100644
--- a/src/code/z_camera.c
+++ b/src/code/z_camera.c
@@ -372,9 +372,9 @@ s32 Camera_GetWaterBoxBgCamSetting(Camera* camera, f32* waterY) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DE0E0.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DE0EC.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_InitPlayerSettings.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DE308.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_ChangeStatus.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DE324.s")
 
@@ -416,7 +416,7 @@ s32 Camera_GetWaterBoxBgCamSetting(Camera* camera, f32* waterY) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_AddQuake.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DFD78.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_SetViewParam.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800DFEF0.s")
 
@@ -432,7 +432,7 @@ s32 Camera_GetWaterBoxBgCamSetting(Camera* camera, f32* waterY) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_ChangeDoorCam.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800E007C.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/Camera_Copy.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_camera/func_800E01AC.s")
 
diff --git a/src/code/z_game_dlftbls.c b/src/code/z_game_dlftbls.c
index 2df62a054b..a79c732d8d 100644
--- a/src/code/z_game_dlftbls.c
+++ b/src/code/z_game_dlftbls.c
@@ -17,7 +17,7 @@ GameStateOverlay gGameStateOverlayTable[] = {
     GAMESTATE_OVERLAY_INTERNAL(TitleSetup_Init, TitleSetup_Destroy, sizeof(GameState)),
     GAMESTATE_OVERLAY(select, MapSelect_Init, MapSelect_Destroy, sizeof(MapSelectState)),
     GAMESTATE_OVERLAY(title, Title_Init, Title_Destroy, sizeof(TitleContext)),
-    GAMESTATE_OVERLAY_INTERNAL(Play_Init, Play_Fini, sizeof(PlayState)),
+    GAMESTATE_OVERLAY_INTERNAL(Play_Init, Play_Destroy, sizeof(PlayState)),
     GAMESTATE_OVERLAY(opening, Opening_Init, Opening_Destroy, sizeof(OpeningContext)),
     GAMESTATE_OVERLAY(file_choose, FileChoose_Init, FileChoose_Destroy, sizeof(FileChooseContext)),
     GAMESTATE_OVERLAY(daytelop, Daytelop_Init, Daytelop_Destroy, sizeof(DaytelopContext)),
diff --git a/src/code/z_lights.c b/src/code/z_lights.c
index 92e9beb307..e3e732eb39 100644
--- a/src/code/z_lights.c
+++ b/src/code/z_lights.c
@@ -379,22 +379,22 @@ void Lights_GlowCheck(PlayState* play) {
         LightPoint* params = &light->info->params.point;
 
         if (light->info->type == LIGHT_POINT_GLOW) {
-            Vec3f pos;
+            Vec3f worldPos;
             Vec3f projectedPos;
             f32 invW;
 
-            pos.x = params->x;
-            pos.y = params->y;
-            pos.z = params->z;
-            Actor_GetProjectedPos(play, &pos, &projectedPos, &invW);
+            worldPos.x = params->x;
+            worldPos.y = params->y;
+            worldPos.z = params->z;
+            Actor_GetProjectedPos(play, &worldPos, &projectedPos, &invW);
 
             params->drawGlow = 0;
 
             if ((projectedPos.z > 1) && (fabsf(projectedPos.x * invW) < 1) && (fabsf(projectedPos.y * invW) < 1)) {
-                s32 wX = PROJECTED_TO_SCREEN_X(projectedPos, invW);
-                s32 wY = PROJECTED_TO_SCREEN_Y(projectedPos, invW);
-                s32 wZ = (s32)((projectedPos.z * invW) * 16352) + 16352;
-                s32 zBuf = func_80178A94(wX, wY);
+                s32 screenPosX = PROJECTED_TO_SCREEN_X(projectedPos, invW);
+                s32 screenPosY = PROJECTED_TO_SCREEN_Y(projectedPos, invW);
+                s32 wZ = (s32)((projectedPos.z * invW) * 16352.0f) + 16352;
+                s32 zBuf = func_80178A94(screenPosX, screenPosY);
 
                 if (wZ < zBuf) {
                     params->drawGlow = 1;
diff --git a/src/code/z_play.c b/src/code/z_play.c
index 6d90048f59..014fb62793 100644
--- a/src/code/z_play.c
+++ b/src/code/z_play.c
@@ -34,7 +34,7 @@
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_801660B8.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_Fini.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_Destroy.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_801663C4.s")
 
@@ -46,7 +46,7 @@
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80166B30.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80167814.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_Update.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80167DE4.s")
 
@@ -56,7 +56,7 @@
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80168DAC.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_Update.s")
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_Main.s")
 
 s32 Play_InCsMode(PlayState* this) {
     return (this->csCtx.state != 0) || Player_InCsMode(this);
@@ -74,39 +74,217 @@ s32 Play_InCsMode(PlayState* this) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_SceneInit.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80169474.s")
+void Play_GetScreenPos(PlayState* this, Vec3f* worldPos, Vec3f* screenPos) {
+    f32 invW;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CreateSubCamera.s")
+    // screenPos temporarily stores the projectedPos
+    Actor_GetProjectedPos(this, worldPos, screenPos, &invW);
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_GetActiveCamId.s")
+    screenPos->x = (SCREEN_WIDTH / 2) + (screenPos->x * invW * (SCREEN_WIDTH / 2));
+    screenPos->y = (SCREEN_HEIGHT / 2) - (screenPos->y * invW * (SCREEN_HEIGHT / 2));
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraChangeStatus.s")
+s16 Play_CreateSubCamera(PlayState* this) {
+    s16 subCamId;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_ClearCamera.s")
+    for (subCamId = CAM_ID_SUB_FIRST; subCamId < NUM_CAMS; subCamId++) {
+        if (this->cameraPtrs[subCamId] == NULL) {
+            break;
+        }
+    }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_ClearAllSubCameras.s")
+    // if no subCameras available
+    if (subCamId == NUM_CAMS) {
+        return CAM_ID_NONE;
+    }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_GetCamera.s")
+    this->cameraPtrs[subCamId] = &this->subCameras[subCamId - CAM_ID_SUB_FIRST];
+    Camera_Init(this->cameraPtrs[subCamId], &this->view, &this->colCtx, this);
+    this->cameraPtrs[subCamId]->camId = subCamId;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraSetAtEye.s")
+    return subCamId;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraSetAtEyeUp.s")
+s16 Play_GetActiveCamId(PlayState* this) {
+    return this->activeCamId;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraSetFov.s")
+s32 Play_ChangeCameraStatus(PlayState* this, s16 camId, s16 status) {
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraSetRoll.s")
+    if (status == CAM_STATUS_ACTIVE) {
+        this->activeCamId = camIdx;
+    }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CopyCamera.s")
+    return Camera_ChangeStatus(this->cameraPtrs[camIdx], status);
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80169A50.s")
+void Play_ClearCamera(PlayState* this, s16 camId) {
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraChangeSetting.s")
+    if (this->cameraPtrs[camIdx] != NULL) {
+        Camera_ChangeStatus(this->cameraPtrs[camIdx], CAM_STATUS_INACTIVE);
+        this->cameraPtrs[camIdx] = NULL;
+    }
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80169AFC.s")
+void Play_ClearAllSubCameras(PlayState* this) {
+    s16 subCamId;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/Play_CameraGetUID.s")
+    for (subCamId = CAM_ID_SUB_FIRST; subCamId < NUM_CAMS; subCamId++) {
+        if (this->cameraPtrs[subCamId] != NULL) {
+            Play_ClearCamera(this, subCamId);
+        }
+    }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_play/func_80169BF8.s")
+    this->activeCamId = CAM_ID_MAIN;
+}
+
+Camera* Play_GetCamera(PlayState* this, s16 camId) {
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+
+    return this->cameraPtrs[camIdx];
+}
+
+/**
+ * @return bit-packed success if each of the params were applied
+ */
+s32 Play_SetCameraAtEye(PlayState* this, s16 camId, Vec3f* at, Vec3f* eye) {
+    s32 successfullySet = 0;
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+    Camera* camera = this->cameraPtrs[camIdx];
+
+    successfullySet |= Camera_SetViewParam(camera, CAM_VIEW_AT, at);
+    successfullySet <<= 1;
+    successfullySet |= Camera_SetViewParam(camera, CAM_VIEW_EYE, eye);
+
+    camera->dist = Math3D_Distance(at, eye);
+
+    if (camera->focalActor != NULL) {
+        camera->atActorOffset.x = at->x - camera->focalActor->world.pos.x;
+        camera->atActorOffset.y = at->y - camera->focalActor->world.pos.y;
+        camera->atActorOffset.z = at->z - camera->focalActor->world.pos.z;
+    } else {
+        camera->atActorOffset.x = camera->atActorOffset.y = camera->atActorOffset.z = 0.0f;
+    }
+
+    camera->atLerpStepScale = 0.01f;
+
+    return successfullySet;
+}
+
+/**
+ * @return bit-packed success if each of the params were applied
+ */
+s32 Play_SetCameraAtEyeUp(PlayState* this, s16 camId, Vec3f* at, Vec3f* eye, Vec3f* up) {
+    s32 successfullySet = 0;
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+    Camera* camera = this->cameraPtrs[camIdx];
+
+    successfullySet |= Camera_SetViewParam(camera, CAM_VIEW_AT, at);
+    successfullySet <<= 1;
+    successfullySet |= Camera_SetViewParam(camera, CAM_VIEW_EYE, eye);
+    successfullySet <<= 1;
+    successfullySet |= Camera_SetViewParam(camera, CAM_VIEW_UP, up);
+
+    camera->dist = Math3D_Distance(at, eye);
+
+    if (camera->focalActor != NULL) {
+        camera->atActorOffset.x = at->x - camera->focalActor->world.pos.x;
+        camera->atActorOffset.y = at->y - camera->focalActor->world.pos.y;
+        camera->atActorOffset.z = at->z - camera->focalActor->world.pos.z;
+    } else {
+        camera->atActorOffset.x = camera->atActorOffset.y = camera->atActorOffset.z = 0.0f;
+    }
+
+    camera->atLerpStepScale = 0.01f;
+
+    return successfullySet;
+}
+
+/**
+ * @return true if the fov was successfully set
+ */
+s32 Play_SetCameraFov(PlayState* this, s16 camId, f32 fov) {
+    s32 successfullySet = Camera_SetViewParam(this->cameraPtrs[camId], CAM_VIEW_FOV, &fov) & 1;
+
+    if (1) {}
+    return successfullySet;
+}
+
+s32 Play_SetCameraRoll(PlayState* this, s16 camId, s16 roll) {
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+    Camera* camera = this->cameraPtrs[camIdx];
+
+    camera->roll = roll;
+
+    return 1;
+}
+
+void Play_CopyCamera(PlayState* this, s16 destCamId, s16 srcCamId) {
+    s16 srcCamId2 = (srcCamId == CAM_ID_NONE) ? this->activeCamId : srcCamId;
+    s16 destCamId1 = (destCamId == CAM_ID_NONE) ? this->activeCamId : destCamId;
+
+    Camera_Copy(this->cameraPtrs[destCamId1], this->cameraPtrs[srcCamId2]);
+}
+
+// Same as Play_ChangeCameraSetting but also calls Camera_InitPlayerSettings
+s32 func_80169A50(PlayState* this, s16 camId, Player* player, s16 setting) {
+    Camera* camera;
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+
+    camera = this->cameraPtrs[camIdx];
+    Camera_InitPlayerSettings(camera, player);
+    return Camera_ChangeSetting(camera, setting);
+}
+
+s32 Play_ChangeCameraSetting(PlayState* this, s16 camId, s16 setting) {
+    return Camera_ChangeSetting(Play_GetCamera(this, camId), setting);
+}
+
+// Related to bosses and fishing
+void func_80169AFC(PlayState* this, s16 camId, s16 timer) {
+    s16 camIdx = (camId == CAM_ID_NONE) ? this->activeCamId : camId;
+    s16 i;
+
+    Play_ClearCamera(this, camIdx);
+
+    for (i = CAM_ID_SUB_FIRST; i < NUM_CAMS; i++) {
+        if (this->cameraPtrs[i] != NULL) {
+            Play_ClearCamera(this, i);
+        }
+    }
+
+    if (timer <= 0) {
+        Play_ChangeCameraStatus(this, CAM_ID_MAIN, CAM_STATUS_ACTIVE);
+        this->cameraPtrs[CAM_ID_MAIN]->childCamId = this->cameraPtrs[CAM_ID_MAIN]->doorTimer2 = 0;
+    }
+}
+
+s16 Play_GetCameraUID(PlayState* this, s16 camId) {
+    Camera* camera = this->cameraPtrs[camId];
+
+    if (camera != NULL) {
+        return camera->uid;
+    } else {
+        return -1;
+    }
+}
+
+// Unused in both MM and OoT, purpose is very unclear
+s16 func_80169BF8(PlayState* this, s16 camId, s16 uid) {
+    Camera* camera = this->cameraPtrs[camId];
+
+    if (camera != NULL) {
+        return 0;
+    } else if (camera->uid != uid) {
+        return 0;
+    } else if (camera->status != CAM_STATUS_ACTIVE) {
+        return 2;
+    } else {
+        return 1;
+    }
+}
 
 u16 Play_GetActorCsCamSetting(PlayState* this, s32 csCamDataIndex) {
     ActorCsCamInfo* actorCsCamList = &this->actorCsCamList[csCamDataIndex];
diff --git a/src/code/z_player_lib.c b/src/code/z_player_lib.c
index 98a237b100..100cb3f8ab 100644
--- a/src/code/z_player_lib.c
+++ b/src/code/z_player_lib.c
@@ -706,8 +706,8 @@ void func_80123E90(PlayState* play, Actor* actor) {
     player->unk_730 = actor;
     player->unk_A78 = actor;
     player->stateFlags1 |= PLAYER_STATE1_10000;
-    func_800DFD78(Play_GetCamera(play, CAM_ID_MAIN), 8, actor);
-    Camera_ChangeMode(Play_GetCamera(play, CAM_ID_MAIN), 9);
+    Camera_SetViewParam(Play_GetCamera(play, CAM_ID_MAIN), CAM_VIEW_TARGET, actor);
+    Camera_ChangeMode(Play_GetCamera(play, CAM_ID_MAIN), CAM_MODE_FOLLOWTARGET);
 }
 
 s32 func_80123F14(PlayState* play) {
diff --git a/src/overlays/actors/ovl_Boss_02/z_boss_02.c b/src/overlays/actors/ovl_Boss_02/z_boss_02.c
index 8a1d3e76b5..3ed675c5fe 100644
--- a/src/overlays/actors/ovl_Boss_02/z_boss_02.c
+++ b/src/overlays/actors/ovl_Boss_02/z_boss_02.c
@@ -1634,8 +1634,8 @@ void func_809DD934(Boss02* this, PlayState* play) {
             if (player->stateFlags1 & 0x100) {
                 Cutscene_Start(play, &play->csCtx);
                 this->subCamId = Play_CreateSubCamera(play);
-                Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
                 func_8016566C(150);
                 this->unk_1D14 = 0;
                 this->subCamAtVel = 0.0f;
@@ -2032,7 +2032,7 @@ void func_809DD934(Boss02* this, PlayState* play) {
         this->unk_1D54 = Math_SinS(this->unk_1D14 * 1512) * this->unk_1D58;
         Matrix_RotateZF(this->unk_1D54, MTXMODE_APPLY);
         Matrix_MultVecY(1.0f, &this->subCamUp);
-        Play_CameraSetAtEyeUp(play, this->subCamId, &this->subCamAt, &this->subCamEye, &this->subCamUp);
+        Play_SetCameraAtEyeUp(play, this->subCamId, &this->subCamAt, &this->subCamEye, &this->subCamUp);
         ShrinkWindow_SetLetterboxTarget(27);
     }
 }
@@ -2060,8 +2060,8 @@ void func_809DEAC4(Boss02* this, PlayState* play) {
             }
             Cutscene_Start(play, &play->csCtx);
             this->subCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
             this->unk_1D20 = 2;
             this->unk_1D1C = 0;
 
@@ -2157,8 +2157,8 @@ void func_809DEAC4(Boss02* this, PlayState* play) {
             if (ActorCutscene_GetCurrentIndex() == -1) {
                 Cutscene_Start(play, &play->csCtx);
                 this->subCamId = Play_CreateSubCamera(play);
-                Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
                 this->unk_1D20 = 101;
                 this->unk_1D1C = 0;
                 this->subCamAtVel = 1.0f;
@@ -2238,7 +2238,7 @@ void func_809DEAC4(Boss02* this, PlayState* play) {
     if ((this->unk_1D20 != 0) && (this->subCamId != SUB_CAM_ID_DONE)) {
         subCamEye = this->subCamEye;
         subCamEye.y += sp58 * D_809DF5B0;
-        Play_CameraSetAtEyeUp(play, this->subCamId, &this->subCamAt, &subCamEye, &this->subCamUp);
+        Play_SetCameraAtEyeUp(play, this->subCamId, &this->subCamAt, &subCamEye, &this->subCamUp);
         this->subCamUp.z = this->subCamUp.x = 0.0f;
         this->subCamUp.y = 1.0f;
         ShrinkWindow_SetLetterboxTarget(27);
diff --git a/src/overlays/actors/ovl_Boss_03/z_boss_03.c b/src/overlays/actors/ovl_Boss_03/z_boss_03.c
index 33c6b6fc7d..32258b61de 100644
--- a/src/overlays/actors/ovl_Boss_03/z_boss_03.c
+++ b/src/overlays/actors/ovl_Boss_03/z_boss_03.c
@@ -1151,8 +1151,8 @@ void Boss03_IntroCutscene(Boss03* this, PlayState* play) {
                 Cutscene_Start(play, &play->csCtx);
                 func_800B7298(play, &this->actor, 7);
                 this->subCamId = Play_CreateSubCamera(play);
-                Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
 
                 this->actor.world.rot.y = -0x7B30;
                 this->prevPlayerPos.y = 1850.0f;
@@ -1409,8 +1409,8 @@ void Boss03_IntroCutscene(Boss03* this, PlayState* play) {
     }
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
-        Play_CameraSetFov(play, this->subCamId, this->subCamFov);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraFov(play, this->subCamId, this->subCamFov);
     }
 }
 
@@ -1451,8 +1451,8 @@ void Boss03_DeathCutscene(Boss03* this, PlayState* play) {
                 Cutscene_Start(play, &play->csCtx);
                 func_800B7298(play, &this->actor, 1);
                 this->subCamId = Play_CreateSubCamera(play);
-                Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
                 this->unk_2BE = Math_FAtan2F(this->actor.world.pos.z, this->actor.world.pos.x);
 
                 // Player is above water && Player is standing on ground
@@ -1643,7 +1643,7 @@ void Boss03_DeathCutscene(Boss03* this, PlayState* play) {
     }
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
     }
 }
 
@@ -1665,8 +1665,8 @@ void Boss03_SpawnSmallFishesCutscene(Boss03* this, PlayState* play) {
                 Cutscene_Start(play, &play->csCtx);
                 func_800B7298(play, &this->actor, 1);
                 this->subCamId = Play_CreateSubCamera(play);
-                Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
                 this->csState = 1;
                 this->unk_2BE = 0xBB8;
 
@@ -1734,7 +1734,7 @@ void Boss03_SpawnSmallFishesCutscene(Boss03* this, PlayState* play) {
     }
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
     }
 }
 
diff --git a/src/overlays/actors/ovl_Boss_04/z_boss_04.c b/src/overlays/actors/ovl_Boss_04/z_boss_04.c
index 2fb1e79b78..3524efa53c 100644
--- a/src/overlays/actors/ovl_Boss_04/z_boss_04.c
+++ b/src/overlays/actors/ovl_Boss_04/z_boss_04.c
@@ -260,8 +260,8 @@ void func_809EC568(Boss04* this, PlayState* play) {
                     this->unk_704 = 0;
                     Cutscene_Start(play, &play->csCtx);
                     this->subCamId = Play_CreateSubCamera(play);
-                    Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-                    Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+                    Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+                    Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
                     func_800B7298(play, &this->actor, 7);
                     player->actor.world.pos.x = this->unk_6E8;
                     player->actor.world.pos.z = this->unk_6F0 + 410.0f;
@@ -405,8 +405,8 @@ void func_809EC568(Boss04* this, PlayState* play) {
         }
         Math_Vec3f_Copy(&subCamAt, &this->subCamAt);
         subCamAt.y += Math_SinS(this->subCamAtOscillator * 0x4000) * this->subCamAtOscillator * 1.5f;
-        Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &this->subCamEye);
-        Play_CameraSetFov(play, this->subCamId, this->subCamFov);
+        Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &this->subCamEye);
+        Play_SetCameraFov(play, this->subCamId, this->subCamFov);
         Math_ApproachF(&this->subCamFov, 60.0f, 0.1f, 1.0f);
     }
     this->actor.shape.rot.y = this->actor.yawTowardsPlayer;
diff --git a/src/overlays/actors/ovl_Boss_06/z_boss_06.c b/src/overlays/actors/ovl_Boss_06/z_boss_06.c
index f6e78b7840..045a769953 100644
--- a/src/overlays/actors/ovl_Boss_06/z_boss_06.c
+++ b/src/overlays/actors/ovl_Boss_06/z_boss_06.c
@@ -201,8 +201,8 @@ void func_809F24C8(Boss06* this, PlayState* play) {
             Cutscene_Start(play, &play->csCtx);
             func_800B7298(play, &this->actor, 7);
             this->subCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
             D_809F4970->unk_151 = 1;
             this->unk_1C9 = 1;
             this->unk_1C8 = 1;
@@ -340,7 +340,7 @@ void func_809F24C8(Boss06* this, PlayState* play) {
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
         ShrinkWindow_SetLetterboxTarget(27);
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
     }
 }
 #else
diff --git a/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c b/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
index 8aba01fc05..64c42a1cec 100644
--- a/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
+++ b/src/overlays/actors/ovl_Demo_Kankyo/z_demo_kankyo.c
@@ -515,11 +515,11 @@ void DemoKakyo_DrawLostWoodsSparkle(Actor* thisx, PlayState* play2) {
             worldPos.y = this->effects[i].posBase.y + this->effects[i].posOffset.y;
             worldPos.z = this->effects[i].posBase.z + this->effects[i].posOffset.z;
 
-            func_80169474(play, &worldPos, &screenPos); // unnamed Play_ function, func_800C016C from OoT
+            Play_GetScreenPos(play, &worldPos, &screenPos);
 
             // checking if particle is on screen
-            if (screenPos.x >= 0.0f && screenPos.x < SCREEN_WIDTH && screenPos.y >= 0.0f &&
-                screenPos.y < SCREEN_HEIGHT) {
+            if ((screenPos.x >= 0.0f) && (screenPos.x < SCREEN_WIDTH) && (screenPos.y >= 0.0f) &&
+                (screenPos.y < SCREEN_HEIGHT)) {
                 Matrix_Translate(worldPos.x, worldPos.y, worldPos.z, MTXMODE_NEW);
                 scaleAlpha = this->effects[i].alpha / 50.0f;
                 if (scaleAlpha > 1.0f) {
@@ -604,11 +604,11 @@ void DemoKankyo_DrawMoonAndGiant(Actor* thisx, PlayState* play2) {
             worldPos.y = this->effects[i].posBase.y + this->effects[i].posOffset.y;
             worldPos.z = this->effects[i].posBase.z + this->effects[i].posOffset.z;
 
-            func_80169474(play, &worldPos, &screenPos); // unnamed Play_ function, func_800C016C from OoT
+            Play_GetScreenPos(play, &worldPos, &screenPos);
 
             // checking if effect is on screen
-            if (screenPos.x >= 0.0f && screenPos.x < SCREEN_WIDTH && screenPos.y >= 0.0f &&
-                screenPos.y < SCREEN_HEIGHT) {
+            if ((screenPos.x >= 0.0f) && (screenPos.x < SCREEN_WIDTH) && (screenPos.y >= 0.0f) &&
+                (screenPos.y < SCREEN_HEIGHT)) {
                 Matrix_Translate(worldPos.x, worldPos.y, worldPos.z, MTXMODE_NEW);
                 alphaScale = this->effects[i].alpha / 50.0f;
                 if (alphaScale > 1.0f) {
diff --git a/src/overlays/actors/ovl_Dm_Stk/z_dm_stk.c b/src/overlays/actors/ovl_Dm_Stk/z_dm_stk.c
index 3d84f53560..5688dd43ce 100644
--- a/src/overlays/actors/ovl_Dm_Stk/z_dm_stk.c
+++ b/src/overlays/actors/ovl_Dm_Stk/z_dm_stk.c
@@ -1152,9 +1152,10 @@ void DmStk_WaitForTelescope(DmStk* this, PlayState* play) {
     Vec3f screenPos;
 
     if (!(gSaveContext.save.weekEventReg[74] & 0x20)) {
-        func_80169474(play, &this->actor.world.pos, &screenPos);
+        Play_GetScreenPos(play, &this->actor.world.pos, &screenPos);
         if (play->view.fovy < 25.0f) {
-            if ((screenPos.x >= 70.0f) && (screenPos.x < 250.0f) && (screenPos.y >= 30.0f) && (screenPos.y < 210.0f)) {
+            if ((screenPos.x >= 70.0f) && (screenPos.x < (SCREEN_WIDTH - 70.0f)) && (screenPos.y >= 30.0f) &&
+                (screenPos.y < (SCREEN_HEIGHT - 30.0f))) {
                 func_800FE484();
                 this->actionFunc = DmStk_StartTelescopeCutscene;
             }
diff --git a/src/overlays/actors/ovl_En_Bigokuta/z_en_bigokuta.c b/src/overlays/actors/ovl_En_Bigokuta/z_en_bigokuta.c
index 1022d45f82..bb3f28bee6 100644
--- a/src/overlays/actors/ovl_En_Bigokuta/z_en_bigokuta.c
+++ b/src/overlays/actors/ovl_En_Bigokuta/z_en_bigokuta.c
@@ -131,7 +131,7 @@ void EnBigokuta_SetupCutsceneCamera(EnBigokuta* this, PlayState* play, Vec3f* su
 
     ActorCutscene_Start(this->picto.actor.cutscene, &this->picto.actor);
     this->subCamId = ActorCutscene_GetCurrentSubCamId(this->picto.actor.cutscene);
-    Play_CameraSetAtEye(play, this->subCamId, subCamAt, subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, subCamAt, subCamEye);
 
     angle = BINANG_SUB(Actor_YawToPoint(&this->picto.actor, subCamEye), this->picto.actor.home.rot.y);
     if (angle > 0) {
@@ -150,7 +150,7 @@ void EnBigokuta_MoveCamera(EnBigokuta* this, PlayState* play) {
 
     Math_Vec3f_StepTo(&subCam->eye, &this->subCamEye, 20.0f);
     Math_Vec3f_StepTo(&subCam->at, &this->subCamAt, 20.0f);
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCam->eye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCam->eye);
 }
 
 void EnBigokuta_ResetCamera(EnBigokuta* this, PlayState* play) {
@@ -158,7 +158,7 @@ void EnBigokuta_ResetCamera(EnBigokuta* this, PlayState* play) {
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
         subCam = Play_GetCamera(play, this->subCamId);
-        Play_CameraSetAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
+        Play_SetCameraAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
         this->subCamId = SUB_CAM_ID_DONE;
         ActorCutscene_Stop(this->picto.actor.cutscene);
     }
diff --git a/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c b/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
index 74e58ee76e..e0585b8f5f 100644
--- a/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
+++ b/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
@@ -278,7 +278,7 @@ void EnBigpo_LowerCutsceneSubCamera(EnBigpo* this, PlayState* play) {
             subCam->eye.x -= 1.5f * Math_SinS(this->actor.yawTowardsPlayer);
             subCam->eye.z -= 1.5f * Math_CosS(this->actor.yawTowardsPlayer);
         }
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
     }
 }
 
@@ -338,7 +338,7 @@ void EnBigpo_SpawnCutsceneStage1(EnBigpo* this, PlayState* play) {
         subCamEye.x = ((this->actor.world.pos.x - this->fires[0].pos.x) * 1.8f) + this->actor.world.pos.x;
         subCamEye.y = this->actor.world.pos.y + 150.0f;
         subCamEye.z = ((this->actor.world.pos.z - this->fires[0].pos.z) * 1.8f) + this->actor.world.pos.z;
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
     }
     this->actionFunc = EnBigpo_SpawnCutsceneStage2;
 }
@@ -460,7 +460,7 @@ void EnBigpo_SpawnCutsceneStage8(EnBigpo* this, PlayState* play) {
     this->idleTimer--;
     if (this->idleTimer == 0) {
         subCam = Play_GetCamera(play, this->subCamId);
-        Play_CameraSetAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
+        Play_SetCameraAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
         this->subCamId = SUB_CAM_ID_DONE;
         if (this->actor.params == ENBIGPO_SUMMONED) {
             dampe = SubS_FindActor(play, NULL, ACTORCAT_NPC, ACTOR_EN_TK);
@@ -957,7 +957,7 @@ void EnBigpo_SetupFlameCirclePositions(EnBigpo* this, PlayState* play) {
         subCamEye.x = (Math_SinS(this->actor.yawTowardsPlayer) * 360.0f) + this->actor.world.pos.x;
         subCamEye.y = this->actor.world.pos.y + 150.0f;
         subCamEye.z = (Math_CosS(this->actor.yawTowardsPlayer) * 360.0f) + this->actor.world.pos.z;
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
     }
 
     this->actionFunc = EnBigpo_DoNothing;
diff --git a/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c b/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
index 6f48cdb7a0..f953f17ab5 100644
--- a/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
+++ b/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
@@ -795,7 +795,7 @@ void EnBigslime_UpdateCameraGrabPlayer(EnBigslime* this, PlayState* play) {
     Math_StepToF(&subCamAt.y, GBT_ROOM_5_MIN_Y + 87.5f, 10.0f);
     Math_StepToF(&subCamAt.z, this->actor.world.pos.z, 10.0f);
 
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
 }
 
 /**
@@ -810,7 +810,7 @@ void EnBigslime_JerkCameraPlayerHit(EnBigslime* this, PlayState* play) {
     Math_Vec3f_Diff(&subCam->eye, &subCam->at, &subCamEye);
     Math_Vec3f_Scale(&subCamEye, 0.9f);
     Math_Vec3f_Sum(&subCamEye, &subCam->at, &subCamEye);
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCamEye);
 }
 
 /**
@@ -828,7 +828,7 @@ void EnBigslime_UpdateCameraIntroCs(EnBigslime* this, PlayState* play, s32 notic
     subCamEye.z = Math_CosS(yawOffset) * zoom + subCam->at.z;
     subCamEye.y = subCam->at.y + -4.0f + (noticeTimer * 2.0f);
 
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCamEye);
 }
 
 /**
@@ -836,7 +836,7 @@ void EnBigslime_UpdateCameraIntroCs(EnBigslime* this, PlayState* play, s32 notic
  * center of the roof. This is used when the minislimes merges into bigslime.
  */
 void EnBigslime_UpdateCameraFormingBigslime(EnBigslime* this, PlayState* play) {
-    Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &Play_GetCamera(play, this->subCamId)->eye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &Play_GetCamera(play, this->subCamId)->eye);
 }
 
 void EnBigslime_EndCutscene(EnBigslime* this, PlayState* play) {
@@ -844,7 +844,7 @@ void EnBigslime_EndCutscene(EnBigslime* this, PlayState* play) {
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
         subCam = Play_GetCamera(play, this->subCamId);
-        Play_CameraSetAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
+        Play_SetCameraAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
         this->subCamId = SUB_CAM_ID_DONE;
         ActorCutscene_Stop(this->cutscene);
         this->cutscene = ActorCutscene_GetAdditionalCutscene(this->actor.cutscene);
@@ -1495,7 +1495,7 @@ void EnBigslime_SetupCutsceneGrabPlayer(EnBigslime* this, PlayState* play) {
     Camera* mainCam = Play_GetCamera(play, CAM_ID_MAIN);
     s16 yaw;
 
-    Play_CameraSetAtEye(play, this->subCamId, &mainCam->at, &mainCam->eye);
+    Play_SetCameraAtEye(play, this->subCamId, &mainCam->at, &mainCam->eye);
     this->grabPlayerTimer = 15;
     this->wavySurfaceTimer = 0;
     this->bigslimeCollider[0].base.atFlags &= ~AT_ON;
@@ -2343,7 +2343,7 @@ void EnBigslime_SetupCutsceneDefeat(EnBigslime* this, PlayState* play) {
     subCamEye.x = (Math_SinS(yawOffset) * 250.0f) + subCamAt.x;
     subCamEye.y = subCamAt.y + 60.0f;
     subCamEye.z = (Math_CosS(yawOffset) * 250.0f) + subCamAt.z;
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
 
     for (i = 0; i < MINISLIME_NUM_SPAWN; i++) {
         this->minislime[i]->actor.params = MINISLIME_DEFEAT_IDLE;
@@ -2370,7 +2370,7 @@ void EnBigslime_CutsceneDefeat(EnBigslime* this, PlayState* play) {
         subCamAt.x = this->actor.world.pos.x;
         subCamAt.y = this->actor.world.pos.y + 40.0f;
         subCamAt.z = this->actor.world.pos.z;
-        Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCam->eye);
+        Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCam->eye);
     }
 }
 
@@ -2410,7 +2410,7 @@ void EnBigslime_GekkoDespawn(EnBigslime* this, PlayState* play) {
         Math_Vec3f_Diff(&subCam->eye, &this->subCamDistToFrog, &subCamEye);
         subCamEye.y -= 1.8f;
         subCamAt.y -= 1.7f;
-        Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
     }
 }
 
@@ -2466,7 +2466,7 @@ void EnBigslime_FrogSpawn(EnBigslime* this, PlayState* play) {
     subCamEye.x = subCam->at.x + (this->subCamDistToFrog.x * subCamZoom);
     subCamEye.z = subCam->at.z + (this->subCamDistToFrog.z * subCamZoom);
     subCamEye.y = subCam->at.y + (this->subCamDistToFrog.y * subCamZoom);
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCamEye);
 
     if (this->spawnFrogTimer == 0) {
         EnBigslime_EndCutscene(this, play);
diff --git a/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c b/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
index 6c80198379..c457a623e3 100644
--- a/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
+++ b/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
@@ -558,8 +558,8 @@ void EnClearTag_UpdateCamera(EnClearTag* this, PlayState* play) {
         case 1:
             Cutscene_Start(play, &play->csCtx);
             this->subCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, this->subCamId, CAM_STATUS_ACTIVE);
             func_800B7298(play, &this->actor, 4);
             mainCam = Play_GetCamera(play, CAM_ID_MAIN);
             this->subCamEye.x = mainCam->eye.x;
@@ -595,7 +595,7 @@ void EnClearTag_UpdateCamera(EnClearTag* this, PlayState* play) {
     }
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c b/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
index c9719f613d..eb77191503 100644
--- a/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
+++ b/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
@@ -365,7 +365,7 @@ void func_8089ABF4(EnDinofos* this, PlayState* play) {
     if (this->subCamId != SUB_CAM_ID_DONE) {
         Camera* subCam = Play_GetCamera(play, this->subCamId);
 
-        Play_CameraSetAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
+        Play_SetCameraAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
         this->subCamId = SUB_CAM_ID_DONE;
         ActorCutscene_Stop(this->actor.cutscene);
         if (this->actor.colChkInfo.health == 0) {
@@ -488,7 +488,7 @@ void func_8089B288(EnDinofos* this, PlayState* play) {
     this->unk_290--;
     Math_Vec3f_StepTo(&subCam->eye, &this->unk_2BC, this->unk_2AC);
     Math_Vec3f_StepTo(&subCam->at, &this->unk_2C8, this->unk_2A8);
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCam->eye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCam->eye);
     if (this->unk_290 == 0) {
         func_8089B320(this);
     }
@@ -522,7 +522,7 @@ void func_8089B3D4(EnDinofos* this, PlayState* play) {
         subCamAt.y = subCam->at.y;
     }
 
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCam->eye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCam->eye);
     if (this->actor.bgCheckFlags & 1) {
         func_8089B4A4(this);
     }
@@ -547,7 +547,7 @@ void func_8089B580(EnDinofos* this, PlayState* play) {
 
     this->unk_290++;
     if (this->unk_290 < 8) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
     }
 
     if (this->skelAnime.curFrame > 35.0f) {
@@ -556,7 +556,7 @@ void func_8089B580(EnDinofos* this, PlayState* play) {
         }
 
         Math_Vec3f_StepTo(&subCam->eye, &this->unk_2BC, 10.0f);
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCam->eye);
         if (this->skelAnime.curFrame <= 55.0f) {
             func_800B9010(&this->actor, NA_SE_EN_DODO_J_FIRE - SFX_FLAG);
         }
@@ -1215,7 +1215,7 @@ void func_8089D318(EnDinofos* this, PlayState* play) {
             subCamEye.x = (Math_SinS(this->actor.shape.rot.y) * 150.0f) + this->actor.focus.pos.x;
             subCamEye.y = this->actor.focus.pos.y;
             subCamEye.z = (Math_CosS(this->actor.shape.rot.y) * 150.0f) + this->actor.focus.pos.z;
-            Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
+            Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
             func_8089CFAC(this);
         } else {
             func_8089B100(this, play);
diff --git a/src/overlays/actors/ovl_En_Dragon/z_en_dragon.c b/src/overlays/actors/ovl_En_Dragon/z_en_dragon.c
index ece3c09034..76c2e08978 100644
--- a/src/overlays/actors/ovl_En_Dragon/z_en_dragon.c
+++ b/src/overlays/actors/ovl_En_Dragon/z_en_dragon.c
@@ -449,7 +449,7 @@ void EnDragon_SetSubCamEyeAt(EnDragon* this, PlayState* play, Vec3f subCamEye, V
     this->subCamId = ActorCutscene_GetCurrentSubCamId(this->actor.cutscene);
     Math_Vec3f_Copy(&this->subCamEye, &subCamEye);
     Math_Vec3f_Copy(&this->subCamAt, &subCamAt);
-    Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
 }
 
 void EnDragon_SetupGrab(EnDragon* this, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c b/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
index f0e2d5c42e..6b8ae91aa8 100644
--- a/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
+++ b/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
@@ -823,7 +823,7 @@ void func_80B2A094(EnFish2* this, PlayState* play) {
         Math_Vec3f_Copy(&this->subCamAt, &subCamEye);
     }
 
-    Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
     if ((this->unk_350 == NULL) || (this->unk_350->update == NULL)) {
         this->unk_350 = NULL;
         this->unk_2B0++;
@@ -857,7 +857,7 @@ void func_80B2A23C(EnFish2* this, PlayState* play) {
         Math_Vec3f_Copy(&this->subCamAt, &subCamAt);
     }
 
-    Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
 
     if ((this->unk_2B4 == 0) && (D_80B2B2E4 == 3)) {
         D_80B2B2E0 = D_80B2B2EC = D_80B2B2E4 = 0;
diff --git a/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c b/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
index 0aabfc969b..59e3abdb4f 100644
--- a/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
+++ b/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
@@ -5156,8 +5156,8 @@ void EnFishing_UpdateOwner(Actor* thisx, PlayState* play2) {
 
         case 1:
             sSubCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
             mainCam = Play_GetCamera(play, CAM_ID_MAIN);
             sSubCamEye.x = mainCam->eye.x;
             sSubCamEye.y = mainCam->eye.y;
@@ -5283,8 +5283,8 @@ void EnFishing_UpdateOwner(Actor* thisx, PlayState* play2) {
         case 10:
             Cutscene_Start(play, &play->csCtx);
             sSubCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
             func_800B7298(play, &this->actor, 4);
 
             mainCam = Play_GetCamera(play, CAM_ID_MAIN);
@@ -5324,8 +5324,8 @@ void EnFishing_UpdateOwner(Actor* thisx, PlayState* play2) {
         case 20:
             Cutscene_Start(play, &play->csCtx);
             sSubCamId = Play_CreateSubCamera(play);
-            Play_CameraChangeStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
-            Play_CameraChangeStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
+            Play_ChangeCameraStatus(play, CAM_ID_MAIN, CAM_STATUS_WAIT);
+            Play_ChangeCameraStatus(play, sSubCamId, CAM_STATUS_ACTIVE);
             func_800B7298(play, &this->actor, 4);
 
             mainCam = Play_GetCamera(play, CAM_ID_MAIN);
@@ -5432,7 +5432,7 @@ void EnFishing_UpdateOwner(Actor* thisx, PlayState* play2) {
     }
 
     if (sSubCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, sSubCamId, &sSubCamAt, &sSubCamEye);
+        Play_SetCameraAtEye(play, sSubCamId, &sSubCamAt, &sSubCamEye);
         Math_ApproachF(&sSubCamVelFactor, 1.0f, 1.0f, 0.02f);
 
         if (sSubCamEye.y <= (WATER_SURFACE_Y(play) + 1.0f)) {
diff --git a/src/overlays/actors/ovl_En_Horse_Game_Check/z_en_horse_game_check.c b/src/overlays/actors/ovl_En_Horse_Game_Check/z_en_horse_game_check.c
index f3ec0c245c..230a848cf3 100644
--- a/src/overlays/actors/ovl_En_Horse_Game_Check/z_en_horse_game_check.c
+++ b/src/overlays/actors/ovl_En_Horse_Game_Check/z_en_horse_game_check.c
@@ -138,8 +138,8 @@ s32 func_808F8CCC(EnHorseGameCheck* this, PlayState* play2) {
 
     this->unk_17C = -1;
     Camera_ChangeSetting(play->cameraPtrs[CAM_ID_MAIN], CAM_SET_FREE0);
-    Play_CameraSetAtEye(play, CAM_ID_MAIN, &mainCamAt, &mainCamEye);
-    Play_CameraSetFov(play, CAM_ID_MAIN, 45.0f);
+    Play_SetCameraAtEye(play, CAM_ID_MAIN, &mainCamAt, &mainCamEye);
+    Play_SetCameraFov(play, CAM_ID_MAIN, 45.0f);
     func_800FE484();
     return false;
 }
diff --git a/src/overlays/actors/ovl_En_Ik/z_en_ik.c b/src/overlays/actors/ovl_En_Ik/z_en_ik.c
index f1f8aff6ed..a1c33264eb 100644
--- a/src/overlays/actors/ovl_En_Ik/z_en_ik.c
+++ b/src/overlays/actors/ovl_En_Ik/z_en_ik.c
@@ -647,7 +647,7 @@ void EnIk_SetupReactToAttack(EnIk* this, s32 arg1) {
 void EnIk_ReactToAttack(EnIk* this, PlayState* play) {
     Math_StepToF(&this->actor.speedXZ, 0.0f, 1.0f);
     if (this->subCamId != SUB_CAM_ID_DONE) {
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &Play_GetCamera(play, this->subCamId)->eye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &Play_GetCamera(play, this->subCamId)->eye);
     }
     if (SkelAnime_Update(&this->skelAnime)) {
         if (this->subCamId != SUB_CAM_ID_DONE) {
@@ -742,7 +742,7 @@ void EnIk_PlayCutscene(EnIk* this, PlayState* play) {
             subCamEye.x = (Math_SinS((this->actor.shape.rot.y - 0x2000)) * 120.0f) + this->actor.focus.pos.x;
             subCamEye.y = this->actor.focus.pos.y + 20.0f;
             subCamEye.z = (Math_CosS((this->actor.shape.rot.y - 0x2000)) * 120.0f) + this->actor.focus.pos.z;
-            Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
+            Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
         }
         if (this->actor.colChkInfo.health != 0) {
             EnIk_SetupReactToAttack(this, false);
diff --git a/src/overlays/actors/ovl_En_In/z_en_in.c b/src/overlays/actors/ovl_En_In/z_en_in.c
index e7d37de266..da51baa4cf 100644
--- a/src/overlays/actors/ovl_En_In/z_en_in.c
+++ b/src/overlays/actors/ovl_En_In/z_en_in.c
@@ -1240,7 +1240,7 @@ s32 func_808F5728(PlayState* play, EnIn* this, s32 arg2, s32* arg3) {
         }
         return 0;
     }
-    if (!func_800B8934(play, &this->actor)) {
+    if (!Actor_OnScreen(play, &this->actor)) {
         return 0;
     }
     yawDiff = ABS_ALT(BINANG_SUB(this->actor.yawTowardsPlayer, this->actor.shape.rot.y));
diff --git a/src/overlays/actors/ovl_En_Invadepoh/z_en_invadepoh.c b/src/overlays/actors/ovl_En_Invadepoh/z_en_invadepoh.c
index 556fea9ec5..56bf0e0f08 100644
--- a/src/overlays/actors/ovl_En_Invadepoh/z_en_invadepoh.c
+++ b/src/overlays/actors/ovl_En_Invadepoh/z_en_invadepoh.c
@@ -1370,10 +1370,10 @@ s32 func_80B456A8(PlayState* play, Vec3f* worldPos) {
 
     Actor_GetProjectedPos(play, worldPos, &projectedPos, &invW);
     if (((projectedPos.z > 1.0f) && (fabsf(projectedPos.x * invW) < 1.0f)) && (fabsf(projectedPos.y * invW) < 1.0f)) {
-        s32 wX = PROJECTED_TO_SCREEN_X(projectedPos, invW);
-        s32 wY = PROJECTED_TO_SCREEN_Y(projectedPos, invW);
-        s32 wZ = (s32)(projectedPos.z * invW * 16352.0f) + 0x3FE0;
-        s32 zBuf = func_80178A94(wX, wY);
+        s32 screenPosX = PROJECTED_TO_SCREEN_X(projectedPos, invW);
+        s32 screenPosY = PROJECTED_TO_SCREEN_Y(projectedPos, invW);
+        s32 wZ = (s32)(projectedPos.z * invW * 16352.0f) + 16352;
+        s32 zBuf = func_80178A94(screenPosX, screenPosY);
         if (wZ < zBuf) {
             return true;
         }
diff --git a/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c b/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
index bc48b6ee03..119131d48a 100644
--- a/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
+++ b/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
@@ -265,8 +265,8 @@ void func_8096FAAC(EnKakasi* this, PlayState* play) {
 
         Math_ApproachF(&this->subCamFov, this->subCamFovNext, 0.3f, 10.0f);
 
-        Play_CameraSetAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
-        Play_CameraSetFov(play, this->subCamId, this->subCamFov);
+        Play_SetCameraAtEye(play, this->subCamId, &this->subCamAt, &this->subCamEye);
+        Play_SetCameraFov(play, this->subCamId, this->subCamFov);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c b/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
index 420d40b780..5feb502459 100644
--- a/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
+++ b/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
@@ -332,7 +332,7 @@ void EnPametfrog_ShakeCamera(EnPametfrog* this, PlayState* play, f32 magShakeXZ,
     subCamEye.x = (Math_SinS(subCamYaw) * magShakeXZ) + subCam->at.x;
     subCamEye.y = subCam->at.y + magShakeY;
     subCamEye.z = (Math_CosS(subCamYaw) * magShakeXZ) + subCam->at.z;
-    Play_CameraSetAtEye(play, this->subCamId, &subCam->at, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCam->at, &subCamEye);
 }
 
 void EnPametfrog_StopCutscene(EnPametfrog* this, PlayState* play) {
@@ -340,7 +340,7 @@ void EnPametfrog_StopCutscene(EnPametfrog* this, PlayState* play) {
 
     if (this->subCamId != SUB_CAM_ID_DONE) {
         subCam = Play_GetCamera(play, this->subCamId);
-        Play_CameraSetAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
+        Play_SetCameraAtEye(play, CAM_ID_MAIN, &subCam->at, &subCam->eye);
         this->subCamId = SUB_CAM_ID_DONE;
         ActorCutscene_Stop(this->cutscene);
         func_800B724C(play, &this->actor, 6);
@@ -509,7 +509,7 @@ void EnPametfrog_SetupFallOffSnapper(EnPametfrog* this, PlayState* play) {
     subCamEye.x = (Math_SinS(yaw) * 300.0f) + this->actor.focus.pos.x;
     subCamEye.y = this->actor.focus.pos.y + 100.0f;
     subCamEye.z = (Math_CosS(yaw) * 300.0f) + this->actor.focus.pos.z;
-    Play_CameraSetAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->actor.focus.pos, &subCamEye);
     Actor_PlaySfxAtPos(&this->actor, NA_SE_EN_FROG_DAMAGE);
     this->actionFunc = EnPametfrog_FallOffSnapper;
 }
@@ -839,7 +839,7 @@ void EnPametfrog_SetupFallInAir(EnPametfrog* this, PlayState* play) {
         subCamEye.x = this->actor.world.pos.x + (xzDist * this->unk_2DC.x);
         subCamEye.y = (this->actor.world.pos.y + this->actor.home.pos.y) * 0.5f;
         subCamEye.z = this->actor.world.pos.z + (xzDist * this->unk_2DC.z);
-        Play_CameraSetAtEye(play, this->subCamId, &this->actor.world.pos, &subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &this->actor.world.pos, &subCamEye);
     }
 
     this->actionFunc = EnPametfrog_FallInAir;
@@ -857,7 +857,7 @@ void EnPametfrog_FallInAir(EnPametfrog* this, PlayState* play) {
     } else {
         this->spinYaw += 0xF00;
         if (this->subCamId != SUB_CAM_ID_DONE) {
-            Play_CameraSetAtEye(play, this->subCamId, &this->actor.world.pos,
+            Play_SetCameraAtEye(play, this->subCamId, &this->actor.world.pos,
                                 &Play_GetCamera(play, this->subCamId)->eye);
         }
 
@@ -906,7 +906,7 @@ void EnPametfrog_SetupDefeatGekko(EnPametfrog* this, PlayState* play) {
     subCamEye.x = this->actor.child->focus.pos.x + 150.0f * Math_SinS(yaw);
     subCamEye.y = this->actor.child->focus.pos.y + 20.0f;
     subCamEye.z = this->actor.child->focus.pos.z + 150.0f * Math_CosS(yaw);
-    Play_CameraSetAtEye(play, this->subCamId, &this->actor.child->focus.pos, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->actor.child->focus.pos, &subCamEye);
     this->actor.params = GEKKO_DEFEAT;
     this->timer = 38;
     this->actionFunc = EnPametfrog_DefeatGekko;
@@ -931,7 +931,7 @@ void EnPametfrog_SetupDefeatSnapper(EnPametfrog* this, PlayState* play) {
     subCamEye.x = this->actor.world.pos.x + Math_SinS(yaw) * 150.0f;
     subCamEye.y = this->actor.world.pos.y + 20.0f;
     subCamEye.z = this->actor.world.pos.z + Math_CosS(yaw) * 150.0f;
-    Play_CameraSetAtEye(play, this->subCamId, &this->actor.world.pos, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &this->actor.world.pos, &subCamEye);
     this->timer = 20;
     this->actionFunc = EnPametfrog_DefeatSnapper;
 }
@@ -1189,7 +1189,7 @@ void EnPametfrog_SetupCallSnapper(EnPametfrog* this, PlayState* play) {
     subCamEye.y = subCamAt.y + 4.0f;
 
     // Zooms in on Gekko
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
     this->timer = 0;
     this->actor.hintId = 0x5F;
     this->actionFunc = EnPametfrog_CallSnapper;
@@ -1221,7 +1221,7 @@ void EnPametfrog_SetupSnapperSpawn(EnPametfrog* this, PlayState* play) {
     subCamEye.z = (Math_CosS(yaw) * 500.0f) + subCamAt.z;
 
     // Zooms in on Snapper spawn point
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
     this->quake = Quake_Add(GET_ACTIVE_CAM(play), 6);
     Quake_SetSpeed(this->quake, 18000);
     Quake_SetQuakeValues(this->quake, 2, 0, 0, 0);
diff --git a/src/overlays/actors/ovl_En_Scopecrow/z_en_scopecrow.c b/src/overlays/actors/ovl_En_Scopecrow/z_en_scopecrow.c
index b7a417531b..fce03f2b8e 100644
--- a/src/overlays/actors/ovl_En_Scopecrow/z_en_scopecrow.c
+++ b/src/overlays/actors/ovl_En_Scopecrow/z_en_scopecrow.c
@@ -214,11 +214,12 @@ f32 func_80BCD4D0(Path* path, s32 count, Vec3f* arg2, Vec3s* arg3) {
 }
 
 void func_80BCD590(EnScopecrow* this, PlayState* play) {
-    Vec3f sp1C;
+    Vec3f screenPos;
 
-    func_80169474(play, &this->actor.world.pos, &sp1C);
+    Play_GetScreenPos(play, &this->actor.world.pos, &screenPos);
 
-    if ((sp1C.x >= 130.0f) && (sp1C.x < 190.0f) && (sp1C.y >= 90.0f) && (sp1C.y < 150.0f)) {
+    if ((screenPos.x >= 130.0f) && (screenPos.x < (SCREEN_WIDTH - 130.0f)) && (screenPos.y >= 90.0f) &&
+        (screenPos.y < (SCREEN_HEIGHT - 90.0f))) {
         this->actor.draw = EnScopecrow_Draw;
         this->actionFunc = func_80BCD640;
     }
diff --git a/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c b/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
index 2954bc0410..b110161d59 100644
--- a/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
+++ b/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
@@ -190,11 +190,11 @@ s16 func_80BCAF0C(EnScopenuts* this) {
 }
 
 void func_80BCAFA8(EnScopenuts* this, PlayState* play) {
-    Vec3f sp1C;
+    Vec3f screenPos;
 
-    func_80169474(play, &this->actor.world.pos, &sp1C);
-    if ((sp1C.x >= 130.0f) && (sp1C.x < 190.0f) && (sp1C.y >= 90.0f)) {
-        if (sp1C.y < 150.0f) {
+    Play_GetScreenPos(play, &this->actor.world.pos, &screenPos);
+    if ((screenPos.x >= 130.0f) && (screenPos.x < (SCREEN_WIDTH - 130.0f)) && (screenPos.y >= 90.0f)) {
+        if (screenPos.y < (SCREEN_HEIGHT - 90.0f)) {
             this->actor.draw = EnScopenuts_Draw;
             this->unk_348 = 10;
             SubS_ChangeAnimationByInfoS(&this->skelAnime, sAnimations, 10);
diff --git a/src/overlays/actors/ovl_En_Test6/z_en_test6.c b/src/overlays/actors/ovl_En_Test6/z_en_test6.c
index cc96be0207..17587b32a1 100644
--- a/src/overlays/actors/ovl_En_Test6/z_en_test6.c
+++ b/src/overlays/actors/ovl_En_Test6/z_en_test6.c
@@ -577,7 +577,7 @@ void func_80A91760(EnTest6* this, PlayState* play) {
 
         VEC3F_LERPIMPDST(&subCamEye, &subCam->eye, &sp54, sp4C);
 
-        Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+        Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
     } else if ((this->unk_27A < 11) && (this->unk_27A > 0)) {
         subCam->fov += (mainCam->fov - subCam->fov) / this->unk_27A;
     }
@@ -750,9 +750,9 @@ void func_80A92188(EnTest6* this, PlayState* play) {
     } else if (this->unk_27A < 16) {
         subCamId = ActorCutscene_GetCurrentSubCamId(play->playerActorCsIds[8]);
 
-        Play_CameraSetAtEyeUp(play, subCamId, &this->subCamAt, &this->subCamEye, &sSubCamUp);
-        Play_CameraSetFov(play, subCamId, this->subCamFov);
-        Play_CameraSetRoll(play, subCamId, 0);
+        Play_SetCameraAtEyeUp(play, subCamId, &this->subCamAt, &this->subCamEye, &sSubCamUp);
+        Play_SetCameraFov(play, subCamId, this->subCamFov);
+        Play_SetCameraRoll(play, subCamId, 0);
     }
 
     switch (this->unk_27A) {
diff --git a/src/overlays/actors/ovl_En_Weather_Tag/z_en_weather_tag.c b/src/overlays/actors/ovl_En_Weather_Tag/z_en_weather_tag.c
index 3969f9c6e9..21302d5121 100644
--- a/src/overlays/actors/ovl_En_Weather_Tag/z_en_weather_tag.c
+++ b/src/overlays/actors/ovl_En_Weather_Tag/z_en_weather_tag.c
@@ -359,17 +359,18 @@ void func_80966FEC(EnWeatherTag* this, PlayState* play) {
 
 // type 4_2 pirates fortres only?
 void func_80967060(EnWeatherTag* this, PlayState* play) {
-    Vec3f vec1;
-    Vec3f vec2;
+    Vec3f worldPos;
+    Vec3f screenPos;
 
-    vec1.x = 1055.0f;
-    vec1.y = -145.0f;
-    vec1.z = 181.0f;
+    worldPos.x = 1055.0f;
+    worldPos.y = -145.0f;
+    worldPos.z = 181.0f;
 
-    func_80169474(play, &vec1, &vec2);
+    Play_GetScreenPos(play, &worldPos, &screenPos);
 
     if (play->view.fovy < 25.0f) {
-        if ((vec2.x >= 70.0f) && (vec2.x < 250.0f) && (vec2.y >= 30.0f) && (vec2.y < 210.0f)) {
+        if ((screenPos.x >= 70.0f) && (screenPos.x < (SCREEN_WIDTH - 70.0f)) && (screenPos.y >= 30.0f) &&
+            (screenPos.y < (SCREEN_HEIGHT - 30.0f))) {
             EnWeatherTag_SetupAction(this, func_80967148);
         }
     }
diff --git a/src/overlays/actors/ovl_Obj_Wturn/z_obj_wturn.c b/src/overlays/actors/ovl_Obj_Wturn/z_obj_wturn.c
index 5a733ecba2..6e5b447721 100644
--- a/src/overlays/actors/ovl_Obj_Wturn/z_obj_wturn.c
+++ b/src/overlays/actors/ovl_Obj_Wturn/z_obj_wturn.c
@@ -76,7 +76,7 @@ void func_808A7AAC(ObjWturn* this, PlayState* play) {
     subCamEye.x = (Math_SinS(this->actor.shape.rot.y) * 150.0f) + subCamAt.x;
     subCamEye.z = (Math_CosS(this->actor.shape.rot.y) * 150.0f) + subCamAt.z;
     subCamEye.y = subCamAt.y + 4.0f;
-    Play_CameraSetAtEye(play, this->subCamId, &subCamAt, &subCamEye);
+    Play_SetCameraAtEye(play, this->subCamId, &subCamAt, &subCamEye);
     this->actionFunc = func_808A7BA0;
 }
 
@@ -85,7 +85,7 @@ void func_808A7BA0(ObjWturn* this, PlayState* play) {
         func_808A7C04(this, play);
     }
     func_800B8FE8(&this->actor, NA_SE_EV_EARTHQUAKE - SFX_FLAG);
-    Play_CameraSetRoll(play, this->subCamId, this->actor.shape.rot.z);
+    Play_SetCameraRoll(play, this->subCamId, this->actor.shape.rot.z);
 }
 
 void func_808A7C04(ObjWturn* this, PlayState* play) {
@@ -107,7 +107,7 @@ void func_808A7C78(ObjWturn* this, PlayState* play) {
 
     this->unk_14A++;
     player->actor.world.pos.y = this->actor.world.pos.y + this->unk_14A * 4.0f;
-    Play_CameraSetAtEyeUp(play, this->subCamId, &player->actor.focus.pos, &subCam->eye, &sSubCamUp);
+    Play_SetCameraAtEyeUp(play, this->subCamId, &player->actor.focus.pos, &subCam->eye, &sSubCamUp);
     if (this->unk_14A == 1) {
         play->transitionType = TRANS_TYPE_64;
         gSaveContext.nextTransitionType = TRANS_TYPE_03;
diff --git a/src/overlays/actors/ovl_Object_Kankyo/z_object_kankyo.c b/src/overlays/actors/ovl_Object_Kankyo/z_object_kankyo.c
index 0b4e2014e7..a21e6c4f18 100644
--- a/src/overlays/actors/ovl_Object_Kankyo/z_object_kankyo.c
+++ b/src/overlays/actors/ovl_Object_Kankyo/z_object_kankyo.c
@@ -501,8 +501,8 @@ void ObjectKankyo_Draw(Actor* thisx, PlayState* play) {
 void func_808DD3C8(Actor* thisx, PlayState* play2) {
     PlayState* play = play2;
     ObjectKankyo* this = THIS;
-    Vec3f spC4;
-    Vec3f spB8;
+    Vec3f worldPos;
+    Vec3f screenPos;
     s16 i;
     u8 pad2;
     u8 spB4;
@@ -535,12 +535,14 @@ void func_808DD3C8(Actor* thisx, PlayState* play2) {
     }
 
     for (i = 0; i < sp68; i++) {
-        spC4.x = this->unk_14C[i].unk_00 + this->unk_14C[i].unk_0C;
-        spC4.y = this->unk_14C[i].unk_04 + this->unk_14C[i].unk_10;
-        spC4.z = this->unk_14C[i].unk_08 + this->unk_14C[i].unk_14;
-        func_80169474(play, &spC4, &spB8);
+        worldPos.x = this->unk_14C[i].unk_00 + this->unk_14C[i].unk_0C;
+        worldPos.y = this->unk_14C[i].unk_04 + this->unk_14C[i].unk_10;
+        worldPos.z = this->unk_14C[i].unk_08 + this->unk_14C[i].unk_14;
 
-        if ((spB8.x >= 0.0f) && (spB8.x < 320.0f) && (spB8.y >= 0.0f) && (spB8.y < 240.0f)) {
+        Play_GetScreenPos(play, &worldPos, &screenPos);
+
+        if ((screenPos.x >= 0.0f) && (screenPos.x < SCREEN_WIDTH) && (screenPos.y >= 0.0f) &&
+            (screenPos.y < SCREEN_HEIGHT)) {
             if (!spB4) {
                 spB4 = true;
 
@@ -555,10 +557,10 @@ void func_808DD3C8(Actor* thisx, PlayState* play2) {
                 gSPSegment(POLY_XLU_DISP++, 0x08, Lib_SegmentedToVirtual(gDust5Tex));
             }
 
-            Matrix_Translate(spC4.x, spC4.y, spC4.z, MTXMODE_NEW);
+            Matrix_Translate(worldPos.x, worldPos.y, worldPos.z, MTXMODE_NEW);
             tempf = (i & 7) * 0.008f;
             Matrix_Scale(0.05f + tempf, 0.05f + tempf, 0.05f + tempf, MTXMODE_APPLY);
-            temp_f2 = Math_Vec3f_DistXYZ(&spC4, &play->view.eye) / 300.0f;
+            temp_f2 = Math_Vec3f_DistXYZ(&worldPos, &play->view.eye) / 300.0f;
             temp_f2 = ((1.0f < temp_f2) ? 0.0f : (((1.0f - temp_f2) > 1.0f) ? 1.0f : 1.0f - temp_f2));
 
             gDPPipeSync(POLY_XLU_DISP++);
@@ -577,8 +579,8 @@ void func_808DD3C8(Actor* thisx, PlayState* play2) {
 void func_808DD970(Actor* thisx, PlayState* play2) {
     f32 temp_f0;
     f32 temp_f20;
-    Vec3f spBC;
-    Vec3f spB0;
+    Vec3f worldPos;
+    Vec3f screenPos;
     f32 tempf;
     s16 i;
     f32 phi_f26;
@@ -607,15 +609,17 @@ void func_808DD970(Actor* thisx, PlayState* play2) {
     OPEN_DISPS(play->state.gfxCtx);
 
     for (i = 0; i < this->unk_114C; i++) {
-        spBC.x = this->unk_14C[i].unk_00 + this->unk_14C[i].unk_0C;
-        spBC.y = this->unk_14C[i].unk_04 + this->unk_14C[i].unk_10;
-        spBC.z = this->unk_14C[i].unk_08 + this->unk_14C[i].unk_14;
-        func_80169474(play, &spBC, &spB0);
+        worldPos.x = this->unk_14C[i].unk_00 + this->unk_14C[i].unk_0C;
+        worldPos.y = this->unk_14C[i].unk_04 + this->unk_14C[i].unk_10;
+        worldPos.z = this->unk_14C[i].unk_08 + this->unk_14C[i].unk_14;
 
-        if ((spB0.x >= 0.0f) && (spB0.x < 320.0f) && (spB0.y >= 0.0f) && (spB0.y < 240.0f)) {
-            Matrix_Translate(spBC.x, spBC.y, spBC.z, MTXMODE_NEW);
+        Play_GetScreenPos(play, &worldPos, &screenPos);
+
+        if ((screenPos.x >= 0.0f) && (screenPos.x < SCREEN_WIDTH) && (screenPos.y >= 0.0f) &&
+            (screenPos.y < SCREEN_HEIGHT)) {
+            Matrix_Translate(worldPos.x, worldPos.y, worldPos.z, MTXMODE_NEW);
             Matrix_Scale(0.03f, 0.03f, 0.03f, MTXMODE_APPLY);
-            temp_f0 = Math_Vec3f_DistXYZ(&spBC, &play->view.eye);
+            temp_f0 = Math_Vec3f_DistXYZ(&worldPos, &play->view.eye);
             temp_f0 = (u8)(255.0f * phi_f26) * (1.0f - (temp_f0 / 300.0f));
 
             gDPPipeSync(POLY_XLU_DISP++);
diff --git a/tools/disasm/functions.txt b/tools/disasm/functions.txt
index 751248e6fd..54c70c1cd0 100644
--- a/tools/disasm/functions.txt
+++ b/tools/disasm/functions.txt
@@ -783,7 +783,7 @@
     0x800B882C:("func_800B882C",),
     0x800B886C:("func_800B886C",),
     0x800B8898:("Actor_GetScreenPos",),
-    0x800B8934:("func_800B8934",),
+    0x800B8934:("Actor_OnScreen",),
     0x800B89F8:("Actor_HasParent",),
     0x800B8A1C:("Actor_PickUp",),
     0x800B8B84:("Actor_PickUpNearby",),
@@ -1258,8 +1258,8 @@
     0x800DDDD0:("Camera_Init",),
     0x800DDFE0:("func_800DDFE0",),
     0x800DE0E0:("func_800DE0E0",),
-    0x800DE0EC:("func_800DE0EC",),
-    0x800DE308:("func_800DE308",),
+    0x800DE0EC:("Camera_InitPlayerSettings",),
+    0x800DE308:("Camera_ChangeStatus",),
     0x800DE324:("func_800DE324",),
     0x800DE62C:("func_800DE62C",),
     0x800DE840:("func_800DE840",),
@@ -1280,7 +1280,7 @@
     0x800DFCB4:("Camera_GetCamDirPitch",),
     0x800DFCDC:("Camera_GetCamDirYaw",),
     0x800DFD04:("Camera_AddQuake",),
-    0x800DFD78:("func_800DFD78",),
+    0x800DFD78:("Camera_SetViewParam",),
     0x800DFEF0:("func_800DFEF0",),
     0x800DFF18:("func_800DFF18",),
     0x800DFF34:("func_800DFF34",),
@@ -1288,7 +1288,7 @@
     0x800DFF60:("Camera_SetFlags",),
     0x800DFF84:("Camera_ClearFlags",),
     0x800DFFAC:("Camera_ChangeDoorCam",),
-    0x800E007C:("func_800E007C",),
+    0x800E007C:("Camera_Copy",),
     0x800E01AC:("func_800E01AC",),
     0x800E01B8:("Camera_GetQuakeOffset",),
     0x800E01DC:("func_800E01DC",),
@@ -2986,18 +2986,18 @@
     0x80165EC0:("func_80165EC0",),
     0x80166060:("func_80166060",),
     0x801660B8:("func_801660B8",),
-    0x8016613C:("Play_Fini",),
+    0x8016613C:("Play_Destroy",),
     0x801663C4:("func_801663C4",),
     0x80166644:("func_80166644",),
     0x801668B4:("func_801668B4",),
     0x80166968:("func_80166968",),
     0x80166B30:("func_80166B30",),
-    0x80167814:("func_80167814",),
+    0x80167814:("Play_Update",),
     0x80167DE4:("func_80167DE4",),
     0x80167F0C:("func_80167F0C",),
     0x80168090:("Play_Draw",),
     0x80168DAC:("func_80168DAC",),
-    0x80168F64:("Play_Update",),
+    0x80168F64:("Play_Main",),
     0x801690CC:("Play_InCsMode",),
     0x80169100:("func_80169100",),
     0x801691F0:("func_801691F0",),
@@ -3005,22 +3005,22 @@
     0x8016927C:("func_8016927C",),
     0x801692C4:("func_801692C4",),
     0x801693D4:("Play_SceneInit",),
-    0x80169474:("func_80169474",),
+    0x80169474:("Play_GetScreenPos",),
     0x801694DC:("Play_CreateSubCamera",),
     0x80169584:("Play_GetActiveCamId",),
-    0x80169590:("Play_CameraChangeStatus",),
+    0x80169590:("Play_ChangeCameraStatus",),
     0x80169600:("Play_ClearCamera",),
     0x80169668:("Play_ClearAllSubCameras",),
     0x801696D4:("Play_GetCamera",),
-    0x8016970C:("Play_CameraSetAtEye",),
-    0x8016981C:("Play_CameraSetAtEyeUp",),
-    0x80169940:("Play_CameraSetFov",),
-    0x80169988:("Play_CameraSetRoll",),
+    0x8016970C:("Play_SetCameraAtEye",),
+    0x8016981C:("Play_SetCameraAtEyeUp",),
+    0x80169940:("Play_SetCameraFov",),
+    0x80169988:("Play_SetCameraRoll",),
     0x801699D4:("Play_CopyCamera",),
     0x80169A50:("func_80169A50",),
-    0x80169AC0:("Play_CameraChangeSetting",),
+    0x80169AC0:("Play_ChangeCameraSetting",),
     0x80169AFC:("func_80169AFC",),
-    0x80169BC4:("Play_CameraGetUID",),
+    0x80169BC4:("Play_GetCameraUID",),
     0x80169BF8:("func_80169BF8",),
     0x80169C64:("Play_GetActorCsCamSetting",),
     0x80169C84:("Play_GetActorCsCamFuncData",),
diff --git a/tools/namefixer.py b/tools/namefixer.py
index da595fb89d..21430d5374 100755
--- a/tools/namefixer.py
+++ b/tools/namefixer.py
@@ -138,7 +138,8 @@ wordReplace = {
     "func_800BE22C": "Actor_ApplyDamage",
     "Audio_PlaySoundAtPosition": "SoundSource_PlaySfxAtFixedWorldPos",
     "func_800F0590": "SoundSource_PlaySfxEachFrameAtFixedWorldPos",
-    "func_8016970C": "Play_CameraSetAtEye",
+    "func_8016970C": "Play_SetCameraAtEye",
+    "Play_CameraSetAtEye": "Play_SetCameraAtEye",
     "func_800BBA88": "Enemy_StartFinishingBlow",
     "ShrinkWindow_Step": "ShrinkWindow_Update",
     "ShrinkWindow_Fini": "ShrinkWindow_Destroy",
@@ -451,17 +452,25 @@ wordReplace = {
     "func_800DFFAC": "Camera_ChangeDoorCam",
     "func_801694DC": "Play_CreateSubCamera",
     "Play_GetActiveCameraIndex": "Play_GetActiveCamId",
-    "func_80169590": "Play_CameraChangeStatus",
+    "func_80169590": "Play_ChangeCameraStatus",
+    "Play_CameraChangeStatus": "Play_ChangeCameraStatus",
     "func_80169600": "Play_ClearCamera",
     "func_80169668": "Play_ClearAllSubCameras",
-    "func_8016981C": "Play_CameraSetAtEyeUp",
-    "func_80169940": "Play_CameraSetFov",
-    "func_80169988": "Play_CameraSetRoll",
+    "func_8016981C": "Play_SetCameraAtEyeUp",
+    "func_80169940": "Play_SetCameraFov",
+    "func_80169988": "Play_SetCameraRoll",
+    "Play_CameraSetAtEyeUp": "Play_SetCameraAtEyeUp",
+    "Play_CameraSetFov": "Play_SetCameraFov",
+    "Play_CameraSetRoll": "Play_SetCameraRoll",
     "func_801699D4": "Play_CopyCamera",
-    "func_80169AC0": "Play_CameraChangeSetting",
-    "func_80169BC4": "Play_CameraGetUID",
+    "func_80169AC0": "Play_ChangeCameraSetting",
+    "Play_CameraChangeSetting": "Play_ChangeCameraSetting",
+    "func_80169BC4": "Play_GetCameraUID",
+    "Play_CameraGetUID": "Play_GetCameraUID",
     "func_80169C64": "Play_GetActorCsCamSetting",
+    "Play_GetCsCamDataSetting": "Play_GetActorCsCamSetting",
     "func_80169C84": "Play_GetActorCsCamFuncData",
+    "Play_GetCsCamDataVec3s": "Play_GetActorCsCamFuncData",
     "convert_scene_number_among_shared_scenes": "Play_GetOriginalSceneNumber",
     "func_80169D40": "Play_SaveCycleSceneFlags",
     "func_80169DCC": "Play_SetRespawnData",
diff --git a/tools/sizes/code_functions.csv b/tools/sizes/code_functions.csv
index 35f03b8086..1167eeb167 100644
--- a/tools/sizes/code_functions.csv
+++ b/tools/sizes/code_functions.csv
@@ -297,7 +297,7 @@ asm/non_matchings/code/z_actor/func_800B8804.s,func_800B8804,0x800B8804,0xA
 asm/non_matchings/code/z_actor/func_800B882C.s,func_800B882C,0x800B882C,0x10
 asm/non_matchings/code/z_actor/func_800B886C.s,func_800B886C,0x800B886C,0xB
 asm/non_matchings/code/z_actor/Actor_GetScreenPos.s,Actor_GetScreenPos,0x800B8898,0x27
-asm/non_matchings/code/z_actor/func_800B8934.s,func_800B8934,0x800B8934,0x31
+asm/non_matchings/code/z_actor/Actor_OnScreen.s,Actor_OnScreen,0x800B8934,0x31
 asm/non_matchings/code/z_actor/Actor_HasParent.s,Actor_HasParent,0x800B89F8,0x9
 asm/non_matchings/code/z_actor/Actor_PickUp.s,Actor_PickUp,0x800B8A1C,0x5A
 asm/non_matchings/code/z_actor/Actor_PickUpNearby.s,Actor_PickUpNearby,0x800B8B84,0xB
@@ -772,8 +772,8 @@ asm/non_matchings/code/z_camera/Camera_Free.s,Camera_Free,0x800DDDA8,0xA
 asm/non_matchings/code/z_camera/Camera_Init.s,Camera_Init,0x800DDDD0,0x84
 asm/non_matchings/code/z_camera/func_800DDFE0.s,func_800DDFE0,0x800DDFE0,0x40
 asm/non_matchings/code/z_camera/func_800DE0E0.s,func_800DE0E0,0x800DE0E0,0x3
-asm/non_matchings/code/z_camera/func_800DE0EC.s,func_800DE0EC,0x800DE0EC,0x87
-asm/non_matchings/code/z_camera/func_800DE308.s,func_800DE308,0x800DE308,0x7
+asm/non_matchings/code/z_camera/Camera_InitPlayerSettings.s,Camera_InitPlayerSettings,0x800DE0EC,0x87
+asm/non_matchings/code/z_camera/Camera_ChangeStatus.s,Camera_ChangeStatus,0x800DE308,0x7
 asm/non_matchings/code/z_camera/func_800DE324.s,func_800DE324,0x800DE324,0xC2
 asm/non_matchings/code/z_camera/func_800DE62C.s,func_800DE62C,0x800DE62C,0x85
 asm/non_matchings/code/z_camera/func_800DE840.s,func_800DE840,0x800DE840,0x14
@@ -794,7 +794,7 @@ asm/non_matchings/code/z_camera/Camera_GetCamDir.s,Camera_GetCamDir,0x800DFC90,0
 asm/non_matchings/code/z_camera/Camera_GetCamDirPitch.s,Camera_GetCamDirPitch,0x800DFCB4,0xA
 asm/non_matchings/code/z_camera/Camera_GetCamDirYaw.s,Camera_GetCamDirYaw,0x800DFCDC,0xA
 asm/non_matchings/code/z_camera/Camera_AddQuake.s,Camera_AddQuake,0x800DFD04,0x1D
-asm/non_matchings/code/z_camera/func_800DFD78.s,func_800DFD78,0x800DFD78,0x5E
+asm/non_matchings/code/z_camera/Camera_SetViewParam.s,Camera_SetViewParam,0x800DFD78,0x5E
 asm/non_matchings/code/z_camera/func_800DFEF0.s,func_800DFEF0,0x800DFEF0,0xA
 asm/non_matchings/code/z_camera/func_800DFF18.s,func_800DFF18,0x800DFF18,0x7
 asm/non_matchings/code/z_camera/func_800DFF34.s,func_800DFF34,0x800DFF34,0x4
@@ -802,7 +802,7 @@ asm/non_matchings/code/z_camera/func_800DFF44.s,func_800DFF44,0x800DFF44,0x7
 asm/non_matchings/code/z_camera/Camera_SetFlags.s,Camera_SetFlags,0x800DFF60,0x9
 asm/non_matchings/code/z_camera/Camera_ClearFlags.s,Camera_ClearFlags,0x800DFF84,0xA
 asm/non_matchings/code/z_camera/Camera_ChangeDoorCam.s,Camera_ChangeDoorCam,0x800DFFAC,0x34
-asm/non_matchings/code/z_camera/func_800E007C.s,func_800E007C,0x800E007C,0x4C
+asm/non_matchings/code/z_camera/Camera_Copy.s,Camera_Copy,0x800E007C,0x4C
 asm/non_matchings/code/z_camera/func_800E01AC.s,func_800E01AC,0x800E01AC,0x3
 asm/non_matchings/code/z_camera/Camera_GetQuakeOffset.s,Camera_GetQuakeOffset,0x800E01B8,0x9
 asm/non_matchings/code/z_camera/func_800E01DC.s,func_800E01DC,0x800E01DC,0x13
@@ -2500,18 +2500,18 @@ asm/non_matchings/code/z_play/func_80165E7C.s,func_80165E7C,0x80165E7C,0x11
 asm/non_matchings/code/z_play/func_80165EC0.s,func_80165EC0,0x80165EC0,0x68
 asm/non_matchings/code/z_play/func_80166060.s,func_80166060,0x80166060,0x16
 asm/non_matchings/code/z_play/func_801660B8.s,func_801660B8,0x801660B8,0x21
-asm/non_matchings/code/z_play/Play_Fini.s,Play_Fini,0x8016613C,0xA2
+asm/non_matchings/code/z_play/Play_Destroy.s,Play_Destroy,0x8016613C,0xA2
 asm/non_matchings/code/z_play/func_801663C4.s,func_801663C4,0x801663C4,0xA0
 asm/non_matchings/code/z_play/func_80166644.s,func_80166644,0x80166644,0x9C
 asm/non_matchings/code/z_play/func_801668B4.s,func_801668B4,0x801668B4,0x2D
 asm/non_matchings/code/z_play/func_80166968.s,func_80166968,0x80166968,0x72
 asm/non_matchings/code/z_play/func_80166B30.s,func_80166B30,0x80166B30,0x339
-asm/non_matchings/code/z_play/func_80167814.s,func_80167814,0x80167814,0x174
+asm/non_matchings/code/z_play/Play_Update.s,Play_Update,0x80167814,0x174
 asm/non_matchings/code/z_play/func_80167DE4.s,func_80167DE4,0x80167DE4,0x4A
 asm/non_matchings/code/z_play/func_80167F0C.s,func_80167F0C,0x80167F0C,0x61
 asm/non_matchings/code/z_play/Play_Draw.s,Play_Draw,0x80168090,0x347
 asm/non_matchings/code/z_play/func_80168DAC.s,func_80168DAC,0x80168DAC,0x6E
-asm/non_matchings/code/z_play/Play_Update.s,Play_Update,0x80168F64,0x5A
+asm/non_matchings/code/z_play/Play_Main.s,Play_Main,0x80168F64,0x5A
 asm/non_matchings/code/z_play/Play_InCsMode.s,Play_InCsMode,0x801690CC,0xD
 asm/non_matchings/code/z_play/func_80169100.s,func_80169100,0x80169100,0x3C
 asm/non_matchings/code/z_play/func_801691F0.s,func_801691F0,0x801691F0,0xC
@@ -2519,22 +2519,22 @@ asm/non_matchings/code/z_play/Play_LoadScene.s,Play_LoadScene,0x80169220,0x17
 asm/non_matchings/code/z_play/func_8016927C.s,func_8016927C,0x8016927C,0x12
 asm/non_matchings/code/z_play/func_801692C4.s,func_801692C4,0x801692C4,0x44
 asm/non_matchings/code/z_play/Play_SceneInit.s,Play_SceneInit,0x801693D4,0x28
-asm/non_matchings/code/z_play/func_80169474.s,func_80169474,0x80169474,0x1A
+asm/non_matchings/code/z_play/Play_GetScreenPos.s,Play_GetScreenPos,0x80169474,0x1A
 asm/non_matchings/code/z_play/Play_CreateSubCamera.s,Play_CreateSubCamera,0x801694DC,0x2A
 asm/non_matchings/code/z_play/Play_GetActiveCamId.s,Play_GetActiveCamId,0x80169584,0x3
-asm/non_matchings/code/z_play/Play_CameraChangeStatus.s,Play_CameraChangeStatus,0x80169590,0x1C
+asm/non_matchings/code/z_play/Play_ChangeCameraStatus.s,Play_ChangeCameraStatus,0x80169590,0x1C
 asm/non_matchings/code/z_play/Play_ClearCamera.s,Play_ClearCamera,0x80169600,0x1A
 asm/non_matchings/code/z_play/Play_ClearAllSubCameras.s,Play_ClearAllSubCameras,0x80169668,0x1B
 asm/non_matchings/code/z_play/Play_GetCamera.s,Play_GetCamera,0x801696D4,0xE
-asm/non_matchings/code/z_play/Play_CameraSetAtEye.s,Play_CameraSetAtEye,0x8016970C,0x44
-asm/non_matchings/code/z_play/Play_CameraSetAtEyeUp.s,Play_CameraSetAtEyeUp,0x8016981C,0x49
-asm/non_matchings/code/z_play/Play_CameraSetFov.s,Play_CameraSetFov,0x80169940,0x12
-asm/non_matchings/code/z_play/Play_CameraSetRoll.s,Play_CameraSetRoll,0x80169988,0x13
+asm/non_matchings/code/z_play/Play_SetCameraAtEye.s,Play_SetCameraAtEye,0x8016970C,0x44
+asm/non_matchings/code/z_play/Play_SetCameraAtEyeUp.s,Play_SetCameraAtEyeUp,0x8016981C,0x49
+asm/non_matchings/code/z_play/Play_SetCameraFov.s,Play_SetCameraFov,0x80169940,0x12
+asm/non_matchings/code/z_play/Play_SetCameraRoll.s,Play_SetCameraRoll,0x80169988,0x13
 asm/non_matchings/code/z_play/Play_CopyCamera.s,Play_CopyCamera,0x801699D4,0x1F
 asm/non_matchings/code/z_play/func_80169A50.s,func_80169A50,0x80169A50,0x1C
-asm/non_matchings/code/z_play/Play_CameraChangeSetting.s,Play_CameraChangeSetting,0x80169AC0,0xF
+asm/non_matchings/code/z_play/Play_ChangeCameraSetting.s,Play_ChangeCameraSetting,0x80169AC0,0xF
 asm/non_matchings/code/z_play/func_80169AFC.s,func_80169AFC,0x80169AFC,0x32
-asm/non_matchings/code/z_play/Play_CameraGetUID.s,Play_CameraGetUID,0x80169BC4,0xD
+asm/non_matchings/code/z_play/Play_GetCameraUID.s,Play_GetCameraUID,0x80169BC4,0xD
 asm/non_matchings/code/z_play/func_80169BF8.s,func_80169BF8,0x80169BF8,0x1B
 asm/non_matchings/code/z_play/Play_GetActorCsCamSetting.s,Play_GetActorCsCamSetting,0x80169C64,0x8
 asm/non_matchings/code/z_play/Play_GetActorCsCamFuncData.s,Play_GetActorCsCamFuncData,0x80169C84,0xE