thorn/kep-hack
1
0
Fork 0
mirror of https://github.com/thornAvery/kep-hack.git synced 2026-02-06 15:45:24 +13:00
Code Issues Projects Releases Packages Wiki Activity Actions

H_CONSTANTNAMES -> hConstantNames

Browse source
This commit is contained in:
Rangi 2020-07-03 19:59:41 -04:00
parent 55bb99580e
commit 35deb77113
104 changed files with 1163 additions and 1164 deletions
Download patch file Download diff file Expand all files Collapse all files

12
engine/overworld/sprite_collisions.asm
View file

@ -6,7 +6,7 @@ _UpdateSprites::
ld l, a
sub $e
ld c, a
ld [H_CURRENTSPRITEOFFSET], a
ld [hCurrentSpriteOffset], a
ld a, [hl]
and a
jr z, .skipSprite ; tests $c2Xe
@ -34,14 +34,14 @@ UpdateNonPlayerSprite:
ld [$ff93], a ; $10 * sprite#
ld a, [wNPCMovementScriptSpriteOffset] ; some sprite offset?
ld b, a
ld a, [H_CURRENTSPRITEOFFSET]
ld a, [hCurrentSpriteOffset]
cp b
jr nz, .unequal
jp DoScriptedNPCMovement
.unequal
jp UpdateNPCSprite
; This detects if the current sprite (whose offset is at H_CURRENTSPRITEOFFSET)
; This detects if the current sprite (whose offset is at hCurrentSpriteOffset)
; is going to collide with another sprite by looping over the other sprites.
; The current sprite's offset will be labelled with i (e.g. $c1i0).
; The loop sprite's offset will labelled with j (e.g. $c1j0).
@ -54,7 +54,7 @@ DetectCollisionBetweenSprites:
nop
ld h, wSpriteStateData1 / $100
ld a, [H_CURRENTSPRITEOFFSET]
ld a, [hCurrentSpriteOffset]
add wSpriteStateData1 % $100
ld l, a
@ -113,7 +113,7 @@ DetectCollisionBetweenSprites:
ld [$ff8f], a ; store loop counter
swap a
ld e, a
ld a, [H_CURRENTSPRITEOFFSET]
ld a, [hCurrentSpriteOffset]
cp e ; does the loop sprite match the current sprite?
jp z, .next ; go to the next sprite if they match
@ -128,7 +128,7 @@ DetectCollisionBetweenSprites:
inc a
jp z, .next ; go the next sprite if offscreen
ld a, [H_CURRENTSPRITEOFFSET]
ld a, [hCurrentSpriteOffset]
add 10
ld l, a