-
Notifications
You must be signed in to change notification settings - Fork 826
/
movement.asm
778 lines (636 loc) · 14.5 KB
/
movement.asm
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
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
MovementPointers:
; entries correspond to movement_* constants (see macros/scripts/movement.asm)
table_width 2
dw Movement_turn_head_down ; 00
dw Movement_turn_head_up ; 01
dw Movement_turn_head_left ; 02
dw Movement_turn_head_right ; 03
dw Movement_turn_step_down ; 04
dw Movement_turn_step_up ; 05
dw Movement_turn_step_left ; 06
dw Movement_turn_step_right ; 07
dw Movement_slow_step_down ; 08
dw Movement_slow_step_up ; 09
dw Movement_slow_step_left ; 0a
dw Movement_slow_step_right ; 0b
dw Movement_step_down ; 0c
dw Movement_step_up ; 0d
dw Movement_step_left ; 0e
dw Movement_step_right ; 0f
dw Movement_big_step_down ; 10
dw Movement_big_step_up ; 11
dw Movement_big_step_left ; 12
dw Movement_big_step_right ; 13
dw Movement_slow_slide_step_down ; 14
dw Movement_slow_slide_step_up ; 15
dw Movement_slow_slide_step_left ; 16
dw Movement_slow_slide_step_right ; 17
dw Movement_slide_step_down ; 18
dw Movement_slide_step_up ; 19
dw Movement_slide_step_left ; 1a
dw Movement_slide_step_right ; 1b
dw Movement_fast_slide_step_down ; 1c
dw Movement_fast_slide_step_up ; 1d
dw Movement_fast_slide_step_left ; 1e
dw Movement_fast_slide_step_right ; 1f
dw Movement_turn_away_down ; 20
dw Movement_turn_away_up ; 21
dw Movement_turn_away_left ; 22
dw Movement_turn_away_right ; 23
dw Movement_turn_in_down ; 24
dw Movement_turn_in_up ; 25
dw Movement_turn_in_left ; 26
dw Movement_turn_in_right ; 27
dw Movement_turn_waterfall_down ; 28
dw Movement_turn_waterfall_up ; 29
dw Movement_turn_waterfall_left ; 2a
dw Movement_turn_waterfall_right ; 2b
dw Movement_slow_jump_step_down ; 2c
dw Movement_slow_jump_step_up ; 2d
dw Movement_slow_jump_step_left ; 2e
dw Movement_slow_jump_step_right ; 2f
dw Movement_jump_step_down ; 30
dw Movement_jump_step_up ; 31
dw Movement_jump_step_left ; 32
dw Movement_jump_step_right ; 33
dw Movement_fast_jump_step_down ; 34
dw Movement_fast_jump_step_up ; 35
dw Movement_fast_jump_step_left ; 36
dw Movement_fast_jump_step_right ; 37
dw Movement_remove_sliding ; 38
dw Movement_set_sliding ; 39
dw Movement_remove_fixed_facing ; 3a
dw Movement_fix_facing ; 3b
dw Movement_show_object ; 3c
dw Movement_hide_object ; 3d
dw Movement_step_sleep_1 ; 3e
dw Movement_step_sleep_2 ; 3f
dw Movement_step_sleep_3 ; 40
dw Movement_step_sleep_4 ; 41
dw Movement_step_sleep_5 ; 42
dw Movement_step_sleep_6 ; 43
dw Movement_step_sleep_7 ; 44
dw Movement_step_sleep_8 ; 45
dw Movement_step_sleep ; 46
dw Movement_step_end ; 47
dw Movement_step_wait_end ; 48
dw Movement_remove_object ; 49
dw Movement_step_loop ; 4a
dw Movement_stop ; 4b
dw Movement_teleport_from ; 4c
dw Movement_teleport_to ; 4d
dw Movement_skyfall ; 4e
dw Movement_step_dig ; 4f
dw Movement_step_bump ; 50
dw Movement_fish_got_bite ; 51
dw Movement_fish_cast_rod ; 52
dw Movement_hide_emote ; 53
dw Movement_show_emote ; 54
dw Movement_step_shake ; 55
dw Movement_tree_shake ; 56
dw Movement_rock_smash ; 57
dw Movement_return_dig ; 58
dw Movement_skyfall_top ; 59
assert_table_length NUM_MOVEMENT_CMDS
Movement_teleport_from:
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_TELEPORT_FROM
ret
Movement_teleport_to:
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_TELEPORT_TO
ret
Movement_skyfall:
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SKYFALL
ret
Movement_skyfall_top:
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SKYFALL_TOP
ret
Movement_step_dig:
call GetSpriteDirection
rlca
rlca
ld hl, OBJECT_STEP_FRAME
add hl, bc
ld [hl], a
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
call JumpMovementPointer
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SLEEP
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ret
Movement_return_dig:
call GetSpriteDirection
rlca
rlca
ld hl, OBJECT_STEP_FRAME
add hl, bc
ld [hl], a
call JumpMovementPointer
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_RETURN_DIG
ret
Movement_fish_got_bite:
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_FISHING
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_GOT_BITE
ret
Movement_rock_smash:
call JumpMovementPointer
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_ROCK_SMASH
ret
Movement_fish_cast_rod:
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_FISHING
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_FROM_MOVEMENT
ret
Movement_step_loop:
ld hl, OBJECT_MOVEMENT_INDEX
add hl, bc
ld [hl], $0
jp ContinueReadingMovement
Movement_step_end:
call RestoreDefaultMovement
ld hl, OBJECT_MOVEMENT_TYPE
add hl, bc
ld [hl], a
ld hl, OBJECT_MOVEMENT_INDEX
add hl, bc
ld [hl], $0
ld hl, wStateFlags
res SCRIPTED_MOVEMENT_STATE_F, [hl]
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_FROM_MOVEMENT
ret
Movement_step_wait_end:
call RestoreDefaultMovement
ld hl, OBJECT_MOVEMENT_TYPE
add hl, bc
ld [hl], a
ld hl, OBJECT_MOVEMENT_INDEX
add hl, bc
ld [hl], $0
call JumpMovementPointer
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SLEEP
ld hl, wStateFlags
res SCRIPTED_MOVEMENT_STATE_F, [hl]
ret
Movement_remove_object:
call DeleteMapObject
ld hl, wObjectFollow_Leader
ldh a, [hMapObjectIndex]
cp [hl]
jr nz, .not_leading
ld [hl], -1
.not_leading
ld hl, wStateFlags
res SCRIPTED_MOVEMENT_STATE_F, [hl]
ret
Movement_stop:
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_STANDING
ld hl, wStateFlags
res SCRIPTED_MOVEMENT_STATE_F, [hl]
ret
Movement_step_sleep_1:
ld a, 1
jr Movement_step_sleep_common
Movement_step_sleep_2:
ld a, 2
jr Movement_step_sleep_common
Movement_step_sleep_3:
ld a, 3
jr Movement_step_sleep_common
Movement_step_sleep_4:
ld a, 4
jr Movement_step_sleep_common
Movement_step_sleep_5:
ld a, 5
jr Movement_step_sleep_common
Movement_step_sleep_6:
ld a, 6
jr Movement_step_sleep_common
Movement_step_sleep_7:
ld a, 7
jr Movement_step_sleep_common
Movement_step_sleep_8:
ld a, 8
jr Movement_step_sleep_common
Movement_step_sleep:
; parameters:
; duration (DecimalParam)
call JumpMovementPointer
jr Movement_step_sleep_common
Movement_step_sleep_common:
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SLEEP
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ret
Movement_step_bump:
ld a, 1
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_BUMP
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_BUMP
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ret
Movement_tree_shake:
ld a, 24
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_SLEEP
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_WEIRD_TREE
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ret
Movement_remove_sliding:
ld hl, OBJECT_FLAGS1
add hl, bc
res SLIDING_F, [hl]
jp ContinueReadingMovement
Movement_set_sliding:
ld hl, OBJECT_FLAGS1
add hl, bc
set SLIDING_F, [hl]
jp ContinueReadingMovement
Movement_remove_fixed_facing:
ld hl, OBJECT_FLAGS1
add hl, bc
res FIXED_FACING_F, [hl]
jp ContinueReadingMovement
Movement_fix_facing:
ld hl, OBJECT_FLAGS1
add hl, bc
set FIXED_FACING_F, [hl]
jp ContinueReadingMovement
Movement_show_object:
ld hl, OBJECT_FLAGS1
add hl, bc
res INVISIBLE_F, [hl]
jp ContinueReadingMovement
Movement_hide_object:
ld hl, OBJECT_FLAGS1
add hl, bc
set INVISIBLE_F, [hl]
jp ContinueReadingMovement
Movement_hide_emote:
call DespawnEmote
jp ContinueReadingMovement
Movement_show_emote:
call SpawnEmote
jp ContinueReadingMovement
Movement_step_shake:
; parameters:
; displacement (DecimalParam)
call JumpMovementPointer
call ShakeScreen
jp ContinueReadingMovement
Movement_turn_head_down:
ld a, OW_DOWN
jr TurnHead
Movement_turn_head_up:
ld a, OW_UP
jr TurnHead
Movement_turn_head_left:
ld a, OW_LEFT
jr TurnHead
Movement_turn_head_right:
ld a, OW_RIGHT
jr TurnHead
TurnHead:
ld hl, OBJECT_DIRECTION
add hl, bc
ld [hl], a
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_WALKING
add hl, bc
ld [hl], STANDING
ret
Movement_slow_step_down:
ld a, STEP_SLOW << 2 | DOWN
jp NormalStep
Movement_slow_step_up:
ld a, STEP_SLOW << 2 | UP
jp NormalStep
Movement_slow_step_left:
ld a, STEP_SLOW << 2 | LEFT
jp NormalStep
Movement_slow_step_right:
ld a, STEP_SLOW << 2 | RIGHT
jp NormalStep
Movement_step_down:
ld a, STEP_WALK << 2 | DOWN
jp NormalStep
Movement_step_up:
ld a, STEP_WALK << 2 | UP
jp NormalStep
Movement_step_left:
ld a, STEP_WALK << 2 | LEFT
jp NormalStep
Movement_step_right:
ld a, STEP_WALK << 2 | RIGHT
jp NormalStep
Movement_big_step_down:
ld a, STEP_BIKE << 2 | DOWN
jp NormalStep
Movement_big_step_up:
ld a, STEP_BIKE << 2 | UP
jp NormalStep
Movement_big_step_left:
ld a, STEP_BIKE << 2 | LEFT
jp NormalStep
Movement_big_step_right:
ld a, STEP_BIKE << 2 | RIGHT
jp NormalStep
Movement_turn_away_down:
ld a, STEP_SLOW << 2 | DOWN
jp TurningStep
Movement_turn_away_up:
ld a, STEP_SLOW << 2 | UP
jp TurningStep
Movement_turn_away_left:
ld a, STEP_SLOW << 2 | LEFT
jp TurningStep
Movement_turn_away_right:
ld a, STEP_SLOW << 2 | RIGHT
jp TurningStep
Movement_turn_in_down:
ld a, STEP_WALK << 2 | DOWN
jp TurningStep
Movement_turn_in_up:
ld a, STEP_WALK << 2 | UP
jp TurningStep
Movement_turn_in_left:
ld a, STEP_WALK << 2 | LEFT
jp TurningStep
Movement_turn_in_right:
ld a, STEP_WALK << 2 | RIGHT
jp TurningStep
Movement_turn_waterfall_down:
ld a, STEP_BIKE << 2 | DOWN
jp TurningStep
Movement_turn_waterfall_up:
ld a, STEP_BIKE << 2 | UP
jp TurningStep
Movement_turn_waterfall_left:
ld a, STEP_BIKE << 2 | LEFT
jp TurningStep
Movement_turn_waterfall_right:
ld a, STEP_BIKE << 2 | RIGHT
jp TurningStep
Movement_slow_slide_step_down:
ld a, STEP_SLOW << 2 | DOWN
jp SlideStep
Movement_slow_slide_step_up:
ld a, STEP_SLOW << 2 | UP
jp SlideStep
Movement_slow_slide_step_left:
ld a, STEP_SLOW << 2 | LEFT
jp SlideStep
Movement_slow_slide_step_right:
ld a, STEP_SLOW << 2 | RIGHT
jp SlideStep
Movement_slide_step_down:
ld a, STEP_WALK << 2 | DOWN
jp SlideStep
Movement_slide_step_up:
ld a, STEP_WALK << 2 | UP
jp SlideStep
Movement_slide_step_left:
ld a, STEP_WALK << 2 | LEFT
jp SlideStep
Movement_slide_step_right:
ld a, STEP_WALK << 2 | RIGHT
jp SlideStep
Movement_fast_slide_step_down:
ld a, STEP_BIKE << 2 | DOWN
jp SlideStep
Movement_fast_slide_step_up:
ld a, STEP_BIKE << 2 | UP
jp SlideStep
Movement_fast_slide_step_left:
ld a, STEP_BIKE << 2 | LEFT
jp SlideStep
Movement_fast_slide_step_right:
ld a, STEP_BIKE << 2 | RIGHT
jp SlideStep
Movement_slow_jump_step_down:
ld a, STEP_SLOW << 2 | DOWN
jp JumpStep
Movement_slow_jump_step_up:
ld a, STEP_SLOW << 2 | UP
jp JumpStep
Movement_slow_jump_step_left:
ld a, STEP_SLOW << 2 | LEFT
jp JumpStep
Movement_slow_jump_step_right:
ld a, STEP_SLOW << 2 | RIGHT
jp JumpStep
Movement_jump_step_down:
ld a, STEP_WALK << 2 | DOWN
jp JumpStep
Movement_jump_step_up:
ld a, STEP_WALK << 2 | UP
jp JumpStep
Movement_jump_step_left:
ld a, STEP_WALK << 2 | LEFT
jp JumpStep
Movement_jump_step_right:
ld a, STEP_WALK << 2 | RIGHT
jp JumpStep
Movement_fast_jump_step_down:
ld a, STEP_BIKE << 2 | DOWN
jp JumpStep
Movement_fast_jump_step_up:
ld a, STEP_BIKE << 2 | UP
jp JumpStep
Movement_fast_jump_step_left:
ld a, STEP_BIKE << 2 | LEFT
jp JumpStep
Movement_fast_jump_step_right:
ld a, STEP_BIKE << 2 | RIGHT
jp JumpStep
Movement_turn_step_down:
ld a, OW_DOWN
jr TurnStep
Movement_turn_step_up:
ld a, OW_UP
jr TurnStep
Movement_turn_step_left:
ld a, OW_LEFT
jr TurnStep
Movement_turn_step_right:
ld a, OW_RIGHT
jr TurnStep
TurnStep:
ld hl, OBJECT_1D ; new facing
add hl, bc
ld [hl], a
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STEP
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_TURN
ret
NormalStep:
call InitStep
call UpdateTallGrassFlags
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STEP
ld hl, OBJECT_TILE_COLLISION
add hl, bc
ld a, [hl]
call CheckSuperTallGrassTile
jr z, .shake_grass
call CheckGrassTile
jr c, .skip_grass
.shake_grass
call ShakeGrass
.skip_grass
ld hl, wCenteredObject
ldh a, [hMapObjectIndex]
cp [hl]
jr z, .player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_NPC_WALK
ret
.player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_PLAYER_WALK
ret
TurningStep:
call InitStep
call UpdateTallGrassFlags
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
ld hl, wCenteredObject
ldh a, [hMapObjectIndex]
cp [hl]
jr z, .player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_NPC_WALK
ret
.player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_PLAYER_WALK
ret
SlideStep:
call InitStep
call UpdateTallGrassFlags
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, wCenteredObject
ldh a, [hMapObjectIndex]
cp [hl]
jr z, .player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_NPC_WALK
ret
.player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_PLAYER_WALK
ret
JumpStep:
call InitStep
ld hl, OBJECT_JUMP_HEIGHT
add hl, bc
ld [hl], $0
ld hl, OBJECT_FLAGS2
add hl, bc
res OVERHEAD_F, [hl]
ld hl, OBJECT_ACTION
add hl, bc
ld [hl], OBJECT_ACTION_STEP
call SpawnShadow
ld hl, wCenteredObject
ldh a, [hMapObjectIndex]
cp [hl]
jr z, .player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_NPC_JUMP
ret
.player
ld hl, OBJECT_STEP_TYPE
add hl, bc
ld [hl], STEP_TYPE_PLAYER_JUMP
ret