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authorYamaArashi <shadow962@live.com>2014-09-08 23:32:33 -0700
committerYamaArashi <shadow962@live.com>2014-09-08 23:32:33 -0700
commitdaf4fc87ae66e2c3d56840774efba10a9b903ee3 (patch)
treedfcafe62237afac0f3de7fef3b024de40e37a991
parent59f0507e4cd0693eb89f5ab3e44cb3c442666140 (diff)
Add comments regarding menus and sprites
-rw-r--r--engine/overworld/movement.asm17
-rwxr-xr-xengine/overworld/pokemart.asm6
-rw-r--r--home.asm3
3 files changed, 15 insertions, 11 deletions
diff --git a/engine/overworld/movement.asm b/engine/overworld/movement.asm
index dbec2e4f..d84079ad 100644
--- a/engine/overworld/movement.asm
+++ b/engine/overworld/movement.asm
@@ -1,22 +1,25 @@
UpdatePlayerSprite: ; 4e31 (1:4e31)
ld a, [wSpriteStateData2]
and a
- jr z, .asm_4e41
+ jr z, .checkIfTextBoxInFrontOfSprite
cp $ff
- jr z, .asm_4e4a
+ jr z, .disableSprite
dec a
ld [wSpriteStateData2], a
- jr .asm_4e4a
-.asm_4e41
+ jr .disableSprite
+; check if a text box is in front of the sprite by checking if the lower left
+; background tile the sprite is standing on is greater than $5F, which is
+; the maximum number for map tiles
+.checkIfTextBoxInFrontOfSprite
aCoord 8, 9
ld [$ff93], a
cp $60
- jr c, .asm_4e50
-.asm_4e4a
+ jr c, .lowerLeftTileIsMapTile
+.disableSprite
ld a, $ff
ld [wSpriteStateData1 + 2], a
ret
-.asm_4e50
+.lowerLeftTileIsMapTile
call DetectCollisionBetweenSprites
ld h, $c1
ld a, [wWalkCounter] ; wcfc5
diff --git a/engine/overworld/pokemart.asm b/engine/overworld/pokemart.asm
index 3b06bd2c..1c2c23bf 100755
--- a/engine/overworld/pokemart.asm
+++ b/engine/overworld/pokemart.asm
@@ -173,13 +173,13 @@ DisplayPokemartDialogue_: ; 6c20 (1:6c20)
ld [wcf0a],a
.skipSettingFlag2
ld a,(SFX_02_5a - SFX_Headers_02) / 3
- call PlaySoundWaitForCurrent ; play sound
- call WaitForSoundToFinish ; wait until sound is done playing
+ call PlaySoundWaitForCurrent
+ call WaitForSoundToFinish
ld hl,PokemartBoughtItemText
call PrintText
jp .buyMenuLoop
.returnToMainPokemartMenu
- call LoadScreenTilesFromBuffer1 ; restore save screen
+ call LoadScreenTilesFromBuffer1
ld a,$13
ld [wd125],a
call DisplayTextBoxID ; draw money text box
diff --git a/home.asm b/home.asm
index 2eea88ea..870fb99a 100644
--- a/home.asm
+++ b/home.asm
@@ -1936,7 +1936,8 @@ DisplayListMenuID:: ; 2be6 (0:2be6)
ld a,$0d ; list menu text box ID
ld [wd125],a
call DisplayTextBoxID ; draw the menu text box
- call UpdateSprites ; move sprites
+ call UpdateSprites ; disable sprites behind the text box
+; the code up to .skipMovingSprites appears to be useless
hlCoord 4, 2 ; coordinates of upper left corner of menu text box
ld de,$090e ; height and width of menu text box
ld a,[wListMenuID]