1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
|
CheckGengarBonusStageGameObjectCollisions: ; 0x181b1
call CheckGengarBonusStageGastlyCollision
call CheckGengarBonusStageHaunterCollision
call CheckGengarBonusStageGengarCollision
call GengarBonusStageGravestonesCollision
ret
CheckGengarBonusStageGastlyCollision: ; 0x181be
ld a, [wd659]
and a
ret z
ld a, [wGastly1XPos + 1]
ld b, a
ld a, [wGastly1YPos + 1]
add $10
ld c, a
ld a, [wGastly1AnimationState]
call CheckSingleGastlyCollision
ld a, $1
jr c, .hitGastly
ld a, [wGastly2XPos + 1]
ld b, a
ld a, [wGastly2YPos + 1]
add $10
ld c, a
ld a, [wGastly2AnimationState]
call CheckSingleGastlyCollision
ld a, $2
jr c, .hitGastly
ld a, [wGastly3XPos + 1]
ld b, a
ld a, [wGastly3YPos + 1]
add $10
ld c, a
ld a, [wGastly3AnimationState]
call CheckSingleGastlyCollision
ld a, $3
ret nc
.hitGastly
ld [wTriggeredGameObjectIndex], a
ld [wd657], a
add $4
ld [wTriggeredGameObject], a
ld [wd658], a
ret
CheckSingleGastlyCollision: ; 0x1820d
cp $4
jr z, .noCollision
ld a, [wBallXPos + 1]
sub b
cp $20
jr nc, .noCollision
ld b, a
ld a, [wBallYPos + 1]
sub c
cp $20
jr nc, .noCollision
ld c, a
ld e, c
ld d, $0
sla e
rl d
sla e
rl d
sla e
rl d
sla e
rl d
sla e
rl d
ld l, b
ld h, $0
add hl, de
ld de, CircularCollisionAngles
add hl, de
ld a, BANK(CircularCollisionAngles)
call ReadByteFromBank
bit 7, a
jr nz, .noCollision
sla a
ld [wCollisionNormalAngle], a
ld a, $1
ld [wIsBallColliding], a
scf
ret
.noCollision
and a
ret
CheckGengarBonusStageHaunterCollision: ; 0x18259
ld a, [wd67e]
and a
ret z
ld a, [wHaunter1XPos + 1]
add $fe
ld b, a
ld a, [wHaunter1YPos + 1]
add $c
ld c, a
ld a, [wHaunter1AnimationState]
call CheckSingleHaunterCollision
ld a, $1
jr c, .hitHaunter
ld a, [wHaunter2XPos + 1]
add $fe
ld b, a
ld a, [wHaunter2YPos + 1]
add $c
ld c, a
ld a, [wHaunter2AnimationState]
call CheckSingleHaunterCollision
ld a, $2
ret nc
.hitHaunter
ld [wTriggeredGameObjectIndex], a
ld [wd67c], a
add $7
ld [wTriggeredGameObject], a
ld [wd67d], a
ret
CheckSingleHaunterCollision: ; 0x18298
cp $5
jr z, .noCollision
ld a, [wBallXPos + 1]
sub b
cp $20
jr nc, .noCollision
ld b, a
ld a, [wBallYPos + 1]
sub c
cp $28
jr nc, .noCollision
ld c, a
ld e, c
ld d, $0
sla e
rl d
sla e
rl d
sla e
rl d
sla e
rl d
sla e
rl d
ld l, b
ld h, $0
add hl, de
ld de, HaunterCollisionAngles
add hl, de
ld a, BANK(HaunterCollisionAngles)
call ReadByteFromBank
bit 7, a
jr nz, .noCollision
sla a
ld [wCollisionNormalAngle], a
ld a, $1
ld [wIsBallColliding], a
scf
ret
.noCollision
and a
ret
CheckGengarBonusStageGengarCollision: ; 0x182e4
ld a, [wd698]
and a
ret z
ld a, [wGengarXPos + 1]
ld b, a
ld a, [wGengarYPos + 1]
add $c
ld c, a
call CheckGiantGengarCollision
ld a, $1
ret nc
ld [wTriggeredGameObjectIndex], a
ld [wd696], a
add $9
ld [wTriggeredGameObject], a
ld [wd697], a
ret
CheckGiantGengarCollision: ; 0x18308
ld a, [wBallXPos + 1]
sub b
cp $30
jr nc, .noCollision
ld b, a
ld a, [wBallYPos + 1]
sub c
cp $40
jr nc, .noCollision
ld c, a
ld a, c
sla a
add c
ld e, a
ld d, $0
sla e
rl d
sla e
rl d
sla e
rl d
sla e
rl d
ld l, b
ld h, $0
add hl, de
ld de, GengarCollisionAngles
add hl, de
ld a, BANK(GengarCollisionAngles)
call ReadByteFromBank
bit 7, a
jr nz, .noCollision
sla a
ld [wCollisionNormalAngle], a
ld a, $1
ld [wIsBallColliding], a
scf
ret
.noCollision
and a
ret
GengarBonusStageGravestonesCollision: ; 0x18350
ld de, GengarBonusStageGravestonesCollisionData
ld hl, GengarBonusStageGravestonesCollisionAttributes
ld bc, wWhichGravestone
and a
jp HandleGameObjectCollision
GengarBonusStageGravestonesCollisionAttributes:
db $00 ; flat list
db $19, $1A, $1B, $1C, $27, $1D, $1E, $1F, $20
db $FF ; terminator
GengarBonusStageGravestonesCollisionData:
db $11, $11
db $01, $24, $52
db $02, $44, $3A
db $03, $74, $5A
db $04, $7C, $32
db $FF ; terminator
|
