Move more code from home.asm into home/

2018-04-05 00:35:14 -04:00
parent 1e1bbbbf8c
commit 99df17d571
18 changed files with 1349 additions and 1361 deletions
--- a/home/clear_sprites.asm
+++ b/home/clear_sprites.asm
@@ -0,0 +1,25 @@
+ClearSprites:: ; 300b
+; Erase OAM data
+	ld hl, wVirtualOAM
+	ld b, wVirtualOAMEnd - wVirtualOAM
+	xor a
+.loop
+	ld [hli], a
+	dec b
+	jr nz, .loop
+	ret
+; 3016
+
+HideSprites:: ; 3016
+; Set all OAM y-positions to 160 to hide them offscreen
+	ld hl, wVirtualOAMSprite00YCoord
+	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
+; 3026