diff options
Diffstat (limited to 'engine/overworld/pathfinding.asm')
| -rw-r--r-- | engine/overworld/pathfinding.asm | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/engine/overworld/pathfinding.asm b/engine/overworld/pathfinding.asm index d067345e..58fa1da9 100644 --- a/engine/overworld/pathfinding.asm +++ b/engine/overworld/pathfinding.asm @@ -16,7 +16,7 @@ FindPathToPlayer: and a jr nz, .stillHasYProgress ldh a, [hFindPathFlags] - set 0, a ; current end of path matches the player's Y coordinate + set BIT_PATH_FOUND_Y, a ldh [hFindPathFlags], a .stillHasYProgress ldh a, [hFindPathXProgress] @@ -27,11 +27,11 @@ FindPathToPlayer: and a jr nz, .stillHasXProgress ldh a, [hFindPathFlags] - set 1, a ; current end of path matches the player's X coordinate + set BIT_PATH_FOUND_X, a ldh [hFindPathFlags], a .stillHasXProgress ldh a, [hFindPathFlags] - cp $3 ; has the end of the path reached the player's position? + cp (1 << BIT_PATH_FOUND_X) | (1 << BIT_PATH_FOUND_Y) jr z, .done ; Compare whether the X distance between the player and the current of the path ; is greater or if the Y distance is. Then, try to reduce whichever is greater. @@ -40,7 +40,7 @@ FindPathToPlayer: jr c, .yDistanceGreater ; x distance is greater ldh a, [hNPCPlayerRelativePosFlags] - bit 1, a + bit BIT_PLAYER_LOWER_X, a jr nz, .playerIsLeftOfNPC ld d, NPC_MOVEMENT_RIGHT jr .next1 @@ -53,7 +53,7 @@ FindPathToPlayer: jr .storeDirection .yDistanceGreater ldh a, [hNPCPlayerRelativePosFlags] - bit 0, a + bit BIT_PLAYER_LOWER_Y, a jr nz, .playerIsAboveNPC ld d, NPC_MOVEMENT_DOWN jr .next2 @@ -97,15 +97,15 @@ CalcPositionOfPlayerRelativeToNPC: .NPCNorthOfPlayer push hl ld hl, hNPCPlayerRelativePosFlags - bit 0, [hl] - set 0, [hl] + bit BIT_PLAYER_LOWER_Y, [hl] + set BIT_PLAYER_LOWER_Y, [hl] pop hl jr .divideYDistance .NPCSouthOfOrAlignedWithPlayer push hl ld hl, hNPCPlayerRelativePosFlags - bit 0, [hl] - res 0, [hl] + bit BIT_PLAYER_LOWER_Y, [hl] + res BIT_PLAYER_LOWER_Y, [hl] pop hl .divideYDistance push hl @@ -125,15 +125,15 @@ CalcPositionOfPlayerRelativeToNPC: .NPCWestOfPlayer push hl ld hl, hNPCPlayerRelativePosFlags - bit 1, [hl] - set 1, [hl] + bit BIT_PLAYER_LOWER_X, [hl] + set BIT_PLAYER_LOWER_X, [hl] pop hl jr .divideXDistance .NPCEastOfOrAlignedWithPlayer push hl ld hl, hNPCPlayerRelativePosFlags - bit 1, [hl] - res 1, [hl] + bit BIT_PLAYER_LOWER_X, [hl] + res BIT_PLAYER_LOWER_X, [hl] pop hl .divideXDistance ldh [hDividend2], a |