-
Notifications
You must be signed in to change notification settings - Fork 0
/
012.asm
1158 lines (741 loc) · 9.34 KB
/
012.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
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
drawlinespg2
lda #0
sta worldy
drawxlinepg2loop
lda #105
sta xstart
lda #220
sta xlength
lda #166
sta worldchar
jsr drawxlinepg2
inc worldy
lda worldy
cmp #17
bne drawxlinepg2loop
rts
drawlines
lda #0
sta worldy
drawxlineloop
lda #60
sta xstart
lda #80
sta xlength
lda #166
sta worldchar
jsr drawxline
lda #166
sta worldchar
lda #80
sta xstart
lda #140
sta xlength
lda #210
sta worldchar
jsr drawxline
lda #140
sta xstart
lda #200
sta xlength
lda #217
sta worldchar
jsr drawxline
lda #200
sta xstart
lda #250
sta xlength
lda #223
sta worldchar
jsr drawxline
inc worldy
lda worldy
cmp #17
bne drawxlineloop
rts
erasure
ldx #0
erasurel
lda coloraddressl,x
sta zeropagel3
lda coloraddressh,x
sta zeropageh3
lda buffer2addressl,x
sta zeropagel2
lda buffer2addressh,x
sta zeropageh2
;lda zeropagel2
;adc #100
;sta zeropagel2
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
ldy #0
erasurel2
lda (zeropagel2),y
;lda #32
sta (zeropagel),y
lda #2
sta (zeropagel3),y
iny
cpy #39
bne erasurel2
inx
cpx #24
bne erasurel
rts
column1rout
ldx #0
lda #0
sta columncount
checky2
clc
ldy columncount
ldx alienarrayy,y
lda #2
adc character1xpos
sta arraypoints
jsr character1lp
inc columncount
lda columncount
cmp column1
bne checky2
rts
collided1
ldy column1
lda $d003
lsr
lsr
lsr
cmp alienarrayy,y
beq collided11
rts
collided11
lda $d002
lsr
lsr
lsr
cmp arraypoints
beq collided111
rts
collided111
jsr collisionburst
lda $d000
sta $d002
lda $d001
sta $d003
lda #1
sta shoottrigger
dec column1
jsr pickupsnd
rts
column2rout
ldx #0
lda #0
sta columncount
checky3
clc
ldy columncount
lda #7
ldx alienarrayy,y
adc character1xpos
sta arraypoints
jsr character2lp
inc columncount
lda columncount
cmp column2
bne checky3
rts
collided2
ldy column2
lda $d003
lsr
lsr
lsr
cmp alienarrayy,y
beq collided12
rts
collided12
lda $d002
lsr
lsr
lsr
cmp arraypoints
beq collided122
rts
collided122
jsr collisionburst
lda $d000
sta $d002
lda $d001
sta $d003
lda #1
sta shoottrigger
dec column2
jsr pickupsnd
rts
column3rout
ldx #0
lda #0
sta columncount
checky4
clc
ldy columncount
lda #12
ldx alienarrayy,y
adc character1xpos
sta arraypoints
jsr character3lp
inc columncount
lda columncount
cmp column3
bne checky4
rts
collided3
ldy column3
lda $d003
lsr
lsr
lsr
cmp alienarrayy,y
beq collided13
rts
collided13
lda $d002
lsr
lsr
lsr
cmp arraypoints
beq collided133
rts
collided133
jsr collisionburst
lda $d000
sta $d002
lda $d001
sta $d003
lda #1
sta shoottrigger
dec column3
jsr pickupsnd
rts
column4rout
ldx #0
lda #0
sta columncount
checky5
clc
ldy columncount
lda #17
ldx alienarrayy,y
adc character1xpos
sta arraypoints
jsr character4lp
inc columncount
lda columncount
cmp column4
bne checky5
rts
collided4
ldy column4
lda $d003
lsr
lsr
lsr
cmp alienarrayy,y
beq collided14
rts
collided14
lda $d002
lsr
lsr
lsr
cmp arraypoints
beq collided144
rts
collided144
jsr collisionburst
lda $d000
sta $d002
lda $d001
sta $d003
dec column4
lda #1
sta shoottrigger
jsr pickupsnd
rts
column5rout
ldx #0
lda #0
sta columncount
checky6
ldy columncount
ldx alienarrayy,y
clc
lda #22
adc character1xpos
sta arraypoints
jsr character5lp
inc columncount
lda columncount
cmp column5
bne checky6
rts
collided5
ldy column5
lda $d003
lsr
lsr
lsr
cmp alienarrayy,y
beq collided15
rts
collided15
lda $d002
lsr
lsr
lsr
cmp arraypoints
beq collided155
rts
collided155
jsr collisionburst
lda $d000
sta $d002
lda $d001
sta $d003
lda #1
sta shoottrigger
dec column5
jsr pickupsnd
rts
character1lp
;lda alienarrayy,x
;tax
clc
ldy arraypoints
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
lda #82
lda charactersno
sta (zeropagel),y
iny
lda #83
lda charactersno
adc #1
sta (zeropagel),y
ldy arraypoints
lda coloraddressl,x
sta zeropagel
lda coloraddressh,x
sta zeropageh
lda characterscol
sta (zeropagel),y
clc
iny
sta (zeropagel),y
rts
character2lp
;lda alienarrayy,x
;tax
clc
ldy arraypoints
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
lda #84
lda charactersno
adc #2
sta (zeropagel),y
iny
lda #85
lda charactersno
adc #3
sta (zeropagel),y
ldy arraypoints
lda coloraddressl,x
sta zeropagel
lda coloraddressh,x
sta zeropageh
lda characterscol
adc #1
sta (zeropagel),y
clc
iny
sta (zeropagel),y
rts
character3lp
;lda alienarrayy,x
;tax
clc
ldy arraypoints
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
lda #86
lda charactersno
adc #4
sta (zeropagel),y
iny
lda #87
lda charactersno
adc #5
sta (zeropagel),y
ldy arraypoints
lda coloraddressl,x
sta zeropagel
lda coloraddressh,x
sta zeropageh
lda characterscol
adc #3
sta (zeropagel),y
clc
iny
sta (zeropagel),y
rts
character4lp
;lda alienarrayy,x
;tax
clc
ldy arraypoints
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
lda #88
lda charactersno
adc #6
sta (zeropagel),y
iny
lda #89
lda charactersno
adc #7
sta (zeropagel),y
ldy arraypoints
lda coloraddressl,x
sta zeropagel
lda coloraddressh,x
sta zeropageh
lda characterscol
adc #4
sta (zeropagel),y
clc
iny
sta (zeropagel),y
rts
charater1trigger
ldx #0
character1triggerlp
lda #0
sta character1trigger
;inc alienarrayy,x
;inx
;cpx #6
;bne character1triggerlp
rts
charater1triggerback
lda #1
sta character1trigger
rts
character5lp
;lda alienarrayy,x
;tax
clc
ldy arraypoints
lda displayaddressl,x
sta zeropagel
lda displayaddressh,x
sta zeropageh
lda #90
lda charactersno
adc #8
sta (zeropagel),y
iny
lda #91
lda charactersno
adc #9
sta (zeropagel),y
ldy arraypoints
lda coloraddressl,x
sta zeropagel
lda coloraddressh,x
sta zeropageh
lda characterscol
adc #5
sta (zeropagel),y
clc
iny
sta (zeropagel),y
rts
character1backward
clc
ldx #0
character1backward1
lda character1xpos
cmp #1
beq charater1trigger
dec character1xpos
lda character1xpos
sta character1xpostemp
lda character1xpostemp
adc #1
sta character1xpostemp
rts
character1forward
clc
ldx #0
character1forward1
lda character1trigger
cmp #1
beq character1backward
lda character1xpos
cmp #15
beq charater1triggerback
inc character1xpos
lda character1xpos
sta character1xpostemp
rts
drawxline
ldx worldy
ldy xstart
drawxlinelp
lda bufferaddressl,x
sta zeropagel
lda bufferaddressh,x
sta zeropageh
lda worldchar
sta (zeropagel),y
iny
cpy xlength
bne drawxlinelp
rts
drawxlinepg2
ldx worldy
ldy xstart
drawxlinepg2lp
lda bufferaddressl,x
sta zeropagel
clc
lda bufferaddressh,x
adc #$17
sta zeropageh
lda worldchar
sta (zeropagel),y
iny
cpy xlength
bne drawxlinepg2lp
rts
drawpattern
ldx worldy
drawpatternlp
lda bufferaddressl,x
sta zeropagel
lda bufferaddressh,x
sta zeropageh
lda worldchar
sta (zeropagel),y
lda zeropagel
adc worldwidth
sta zeropagel
inx
cpx length
bne drawpatternlp
rts
drawpatternlist
lda #0
sta worldy
lda #60
sta xstart
lda #250
sta xlength
lda #212
sta worldchar
jsr drawxline
lda #5
sta worldy
lda #223
sta worldchar
jsr drawxline
lda #10
sta worldy
jsr drawxline
lda #1
sta worldy
lda #5
sta worldwidth
lda #199
sta worldchar
ldy #60
lda #10
sta length
ldy #181
jsr drawpattern
ldy #170
jsr drawpattern
lda #10
sta worldy
lda #211
sta worldchar
lda #15
sta length
ldy #110
jsr drawpattern
ldy #111
jsr drawpattern
ldy #112
jsr drawpattern
ldy #113
jsr drawpattern
lda #206
sta worldchar
lda #15
sta length
ldy #120
jsr drawpattern
ldy #121
jsr drawpattern
ldy #122
jsr drawpattern
ldy #123
jsr drawpattern
lda #207
sta worldchar
lda #15
sta length
ldy #130
jsr drawpattern
ldy #131
jsr drawpattern
ldy #132
jsr drawpattern
ldy #133
jsr drawpattern
lda #209
sta worldchar
lda #15
sta length
ldy #140
jsr drawpattern
ldy #141
jsr drawpattern
ldy #142
jsr drawpattern
ldy #143
jsr drawpattern
lda #210
sta worldchar