Merge in dungeon map changes (#1)

known issues:
- in-room stairs in door shuffle draw slightly bugged sometimes
- entrance sprites in non-doors are sometimes drawn on the wrong floor
- in some modes, sanctuary will open HC map instead of sewers/HC2 map

Reviewed-on: #1
Co-authored-by: Kara Alexandra <ardnaxelarak@gmail.com>
Co-committed-by: Kara Alexandra <ardnaxelarak@gmail.com>

gk/fast_junk.asm

@@ -0,0 +1,67 @@
+;--------------------------------------------------------------------------------
+SetItemRiseTimer:
+	LDA.w ItemReceiptMethod : CMP.b #$01 : BNE .not_from_chest
+		LDA.b #$38 : STA.w AncillaTimer, X
+		RTL
+
+	.not_from_chest
+	JSL ItemIsJunk
+	BEQ .default
+
+	.junk
+	LDA.l JunkItemTimer : AND.b #$3F : STA.w AncillaTimer, X
+	RTL
+
+	.default
+	TYA : STA.w AncillaTimer, X ; What we wrote over
+	RTL
+;--------------------------------------------------------------------------------
+ItemIsJunk:
+	PHX
+	LDA.l JunkItemTimer : BIT.b #$3F : BEQ .not_junk
+	BIT.b #$80 : BNE .check
+	LDA.l !MULTIWORLD_ITEM_PLAYER_ID : BNE .check
+	LDA.l !MULTIWORLD_RECEIVING_ITEM : BNE .check
+	BRA .not_junk
+
+.check
+	LDA.w AncillaGet, X
+	TAX
+	LDA.l JunkTable, X
+	PLX
+	CMP.b #$00
+	RTL
+
+.not_junk
+	PLX
+	LDA.b #$00
+	RTL
+
+;--------------------------------------------------------------------------------
+; A = item id being collected
+ItemGetAlternateSFX:
+	PEA.w $C567 ; SNES to RTS to in bank 08
+	LDA.w AncillaGet, X : CMP.b #$4A : BNE +
+		; collecting pre-activated flute
+		LDA.b #$13 : JML Ancilla_SFX2_Near
+	+
+	JSL ItemIsJunk : BEQ .normal
+		LDA.b #$3B : JML Ancilla_SFX3_Near
+	.normal
+		LDA.b #$0F : JML Ancilla_SFX3_Near
+;--------------------------------------------------------------------------------
+; A = item id being collected
+ItemGetOverworldAlternateSFX:
+	CPY.b #$4A : BNE +
+		; pre-activated flute
+		JSL Sound_SetSfxPanWithPlayerCoords : ORA.b #$13 : STA.w SFX2
+		RTL
+	+
+	JSL ItemIsJunk : BEQ .normal
+	.junk
+		JSL Sound_SetSfxPanWithPlayerCoords : ORA.b #$3B : STA.w SFX3
+		RTL
+	.normal
+		JSL Sound_SetSfxPanWithPlayerCoords : ORA.b #$0F : STA.w SFX3
+		RTL
+;--------------------------------------------------------------------------------