First Commit

Upload literally everything from the pokecrystal16 expand-move-ID branch

home/clear_sprites.asm

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+ClearSprites::
+; Erase OAM data
+	ld hl, wShadowOAM
+	ld b, wShadowOAMEnd - wShadowOAM
+	xor a
+.loop
+	ld [hli], a
+	dec b
+	jr nz, .loop
+	ret
+
+HideSprites::
+; Set all OAM y-positions to 160 to hide them offscreen
+	ld hl, wShadowOAMSprite00YCoord
+	ld de, SPRITEOAMSTRUCT_LENGTH
+	ld b, NUM_SPRITE_OAM_STRUCTS
+	ld a, SCREEN_WIDTH_PX
+.loop
+	ld [hl], a ; y
+	add hl, de
+	dec b
+	jr nz, .loop
+	ret