-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathSTTR1-annotated.bas
1248 lines (994 loc) · 36.7 KB
/
STTR1-annotated.bas
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
REM Extracted from HP tape image 16-Nov-2003 by Pete Turnbull
1 REM **** HP BASIC PROGRAM LIBRARY ******************************
2 REM
3 REM STTR1: STAR TREK
4 REM
5 REM 36243 REV B -- 10/73
6 REM
7 REM **** CONTRIBUTED PROGRAM ***********************************
100 REM *****************************************************************
110 REM *** ***
120 REM *** STAR TREK: BY MIKE MAYFIELD, CENTERLINE ENGINEERING ***
130 REM *** ***
140 REM *** TOTAL INTERACTION GAME - ORIG. 20 OCT 1972
150 REM *** ***
160 REM *****************************************************************
169 REM --- PRINT 11 newlines
170 GOSUB 5460
179 REM --- show instructions if required
180 PRINT " STAR TREK "
190 PRINT "DO YOU WANT INSTRUCTIONS (THEY'RE LONG!)";
200 INPUT A$
209 REM --- if "no" start program
210 IF A$ <> "YES" THEN 230
219 REM --- else show instructions
220 GOSUB 5820
230 REM ***** PROGRAM STARTS HERE *****
239 REM 70 spaces
240 Z$=" "
249 REM --- PRINT 11 newlines
250 GOSUB 5460
254 REM --- allocate arrays and strings
255 REM --- G[8,8]
256 REM --- C[9,2]
257 REM --- K[3,3] Number of klingons at current sector: integer 0-3
258 REM --- N[3] Temporary copy of quadrant neighbourhood
259 REM --- Z[8,8] Cumulative galactic record
260 DIM G[8,8],C[9,2],K[3,3],N[3],Z[8,8]
263 REM --- C$[6]
264 REM --- D$[72]
265 REM --- E$[24]
266 REM --- A$[3]
267 REM --- Q$[72]
268 REM --- R$[72]
269 REM --- S$[48]
270 DIM C$[6],D$[72],E$[24],A$[3],Q$[72],R$[72],S$[48]
279 REM --- String with 70 spaces
280 DIM Z$[72]
283 REM --- 0.0 <= RND(1) < 1.0
284 REM --- 0.0 <= RND(1)*20 < 20.0
285 REM --- 20.0 <= RND(1)*20+20 < 40.0
286 REM --- 20 <= INT(RND(1)*20+20) <= 39
287 REM --- 2000 <= INT(RND(1)*20+20)*100 <= 3900
288 REM --- T stardate: integer 2000-3900
289 REM --- T0 start stardate: integer 2000-3900
290 T0=T=INT(RND(1)*20+20)*100
299 REM --- T9 number of stardates in which player must succeed
300 T9=30
309 REM --- D0 is enterprise docked? : integer 0-1
310 D0=0
317 REM --- start energy is 3000 units
318 REM --- E current units of energy integer: 0-3000
319 REM --- E0 maximum energy integer: 3000
320 E0=E=3000
328 REM --- P number of available photon torpedoes: integer 0-10
329 REM --- P0 maximum number of available photon torpedoes: integer 10
330 P0=P=10
339 REM --- S9 initial shield energy for klingon ships: integer 200
340 S9=200
348 REM --- S shield energy units: integer 0
349 REM --- H8 later on checked for H8=1 but never set, maybe a forgotten debug flag
350 S=H8=0
356 REM --- compute distance from current sector (S1,S2) to i-th klingon ship
357 REM --- I: i-th klingon ship
358 REM --- K[I,1], K[I,2]: x coord, y, coord of i-th klingon ship
359 REM --- S1, S2 x coord, y coord: integer 1-8
360 DEF FND(D)=SQR((K[I,1]-S1)^2+(K[I,2]-S2)^2)
368 REM --- choose random quadrant coordinates (1-8,1-8)
369 REM --- Q1, Q2 current quadrant x coord, y coord: integer 1-8
370 Q1=INT(RND(1)*8+1)
380 Q2=INT(RND(1)*8+1)
399 REM --- choose random sector coordinates (1-8,1-8)
390 S1=INT(RND(1)*8+1)
400 S2=INT(RND(1)*8+1)
406 REM --- T7 start timestamp in minutes = minute + 60*hour: integer 0-1439
407 REM --- current minute: 0 <= TIM(0) <= 59
408 REM --- current hour: 0 <= TIM(1) <= 23
409 REM --- 23*60+59 = 1200+ 180 + 59 = 1380 + 59 = 1439
410 T7=TIM(0)+60*TIM(1)
416 REM --- course deltas
417 REM --- 4:-1,-1 3:-1, 0 2:-1, 1
417 REM --- 5: 0,-1 1: 0, 1
418 REM --- 6: 1,-1 7: 1, 0 8: 1, 1
420 C[2,1]=C[3,1]=C[4,1]=C[4,2]=C[5,2]=C[6,2]=-1
430 C[1,1]=C[3,2]=C[5,1]=C[7,2]=C[9,1]=0
440 C[1,2]=C[2,2]=C[6,1]=C[7,1]=C[8,1]=C[8,2]=C[9,2]=1
449 REM --- initialize damage values with zeroes
450 MAT D=ZER
451 REM --- 7 text fields of width 12
452 REM --- WARP ENGINES
453 REM --- S.R. SENSORS
454 REM --- L.R. SENSORS
455 REM --- PHASER CNTRL
456 REM --- PHOTON TUBES
457 REM --- DAMAGE CNTRL
458 REM --- SHIELD CNTRL
459 REM --- COMPUTER
460 D$="WARP ENGINESS.R. SENSORSL.R. SENSORSPHASER CNTRL"
470 D$[49]="PHOTON TUBESDAMAGE CNTRL"
480 E$="SHIELD CNTRLCOMPUTER"
487 REM --- initialize klingons to destroy, available stardates, starbases
488 REM --- B9 number of starbases in galaxy: integer 0-64
489 REM --- K9 number of klingons left in galaxy: integer 0-192
488 REM --- B3 number of starbases in sector: integer 0-1
489 REM --- K3 number of klingons left in sector: integer 0-3
489 REM --- S3 number of stars in sector: integer 1-8
490 B9=K9=0
499 REM --- for each quadrant (1,1)...(8,8):
500 FOR I=1 TO 8
510 FOR J=1 TO 8
516 REM --- 2% chance: 3 klingons
517 REM --- 3% chance: 2 klingons
518 REM --- 15% chance: 1 klingon
519 REM --- 80% chance: no klingons
520 R1=RND(1)
530 IF R1>.98 THEN 580
540 IF R1>.95 THEN 610
550 IF R1>.8 THEN 640
560 K3=0
570 GOTO 660
580 K3=3
590 K9=K9+3
600 GOTO 660
610 K3=2
620 K9=K9+2
630 GOTO 660
640 K3=1
650 K9=K9+1
658 REM --- 4% chance: 1 starbase
659 REM --- 96% chance: no starbase
660 R1=RND(1)
670 IF R1>.96 THEN 700
680 B3=0
690 GOTO 720
700 B3=1
710 B9=B9+1
719 REM --- 1 to 8 stars in quadrant
720 S3=INT(RND(1)*8+1)
729 REM --- store number of klingons, number of starbases, number of stars in galaxy map
730 G[I,J]=K3*100+B3*10+S3
739 REM --- clear cumulative galactic record
740 Z[I,J]=0
750 NEXT J
760 NEXT I
769 REM --- store initial number of klingons in galaxy, for score computation at end of game
770 K7=K9
774 REM --- repeat if no starbases or no klingons
775 IF B9 <= 0 OR K9 <= 0 THEN 490
780 PRINT "YOU MUST DESTROY"K9;" KLINGONS IN"T9;" STARDATES WITH"B9;" STARBASES"
805 REM --- enter new quadrant
806 REM --- jumped at 810 from 2320: after navigation to new quadrant
807 REM --- B3 number of starbases in sector: integer 0-1
808 REM --- K3 number of klingons left in sector: integer 0-3
809 REM --- S3 number of stars in sector: integer 1-8
810 K3=B3=S3=0
819 REM --- if quadrant coords are out of range
820 IF Q1<1 OR Q1>8 OR Q2<1 OR Q2>8 THEN 920
829 REM --- get number of klingons at current quadrant
830 X=G[Q1,Q2]*.01
840 K3=INT(X)
849 REM --- get number of starbases at current quadrant
850 B3=INT((X-K3)*10)
859 REM --- get number of stars at current quadrant
860 S3=G[Q1,Q2]-INT(G[Q1,Q2]*.1)*10
869 REM --- if any klingons and shields <=200
870 IF K3=0 THEN 910
880 IF S>200 THEN 910
889 REM --- then display condition red
890 PRINT "COMBAT AREA CONDITION RED"
900 PRINT " SHIELDS DANGEROUSLY LOW"
910 MAT K=ZER
920 FOR I=1 TO 3
930 K[I,3]=0
940 NEXT I
950 Q$=Z$
960 R$=Z$
970 S$=Z$[1,48]
979 REM --- place enterprise: set_sector(S1,S2,"<*>")
980 A$="<*>"
990 Z1=S1
1000 Z2=S2
1010 GOSUB 5510
1019 REM --- for every klingon in sector
1020 FOR I=1 TO K3
1029 REM --- find random empty coord in current sector: R1,R2
1030 GOSUB 5380
1039 REM --- place klingon: set_sector(R1,R2,"+++")
1040 A$="+++"
1050 Z1=R1
1060 Z2=R2
1070 GOSUB 5510
1079 --- store klingon coordinates and fresh shield value
1080 K[I,1]=R1
1090 K[I,2]=R2
1100 K[I,3]=S9
1109 --- next klingon
1110 NEXT I
1019 REM --- for every starbase in sector
1120 FOR I=1 TO B3
1029 REM --- find random empty coord in current sector: R1,R2
1130 GOSUB 5380
1039 REM --- place starbase: set_sector(R1,R2,">!<")
1140 A$=">!<"
1150 Z1=R1
1160 Z2=R2
1170 GOSUB 5510
1179 --- next starbase
1180 NEXT I
1189 REM --- for every star in sector
1190 FOR I=1 TO S3
1199 REM --- find random empty coord in current sector: R1,R2
1200 GOSUB 5380
1209 REM --- place star: set_sector(R1,R2," * ")
1210 A$=" * "
1220 Z1=R1
1230 Z2=R2
1240 GOSUB 5510
1179 --- next star
1250 NEXT I
1258 REM --- COMMAND: 1 = SHORT RANGE SENSOR SCAN
1259 REM --- dock or short range scan
1260 GOSUB 4120
1268 REM --- entry to command loop
1269 REM --- ask for command and dispatch
1270 PRINT "COMMAND:";
1280 INPUT A
1290 GOTO A+1 OF 1410,1260,2330,2530,2800,3460,3560,4630
1299 REM --- if invalid command then display command list and restart command loop
1300 PRINT
1310 PRINT " 0 = SET COURSE"
1320 PRINT " 1 = SHORT RANGE SENSOR SCAN"
1330 PRINT " 2 = LONG RANGE SENSOR SCAN"
1340 PRINT " 3 = FIRE PHASERS"
1350 PRINT " 4 = FIRE PHOTON TORPEDOES"
1360 PRINT " 5 = SHIELD CONTROL"
1370 PRINT " 6 = DAMAGE CONTROL REPORT"
1380 PRINT " 7 = CALL ON LIBRARY COMPUTER"
1390 PRINT
1400 GOTO 1270
1408 REM --- COMMAND: 0 = SET COURSE
1409 REM --- ask for course: 1-9
1410 PRINT "COURSE (1-9):";
1420 INPUT C1
1429 REM --- if 0 then cancel whole command and restart command loop
1430 IF C1=0 THEN 1270
1439 REM --- if course input out of range then repeat to ask for course
1440 IF C1<1 OR C1 >= 9 THEN 1410
1459 REM --- else ask for warp factor: 0-8
1450 PRINT "WARP FACTOR (0-8):";
1460 INPUT W1
1469 REM --- if warp factor input out of range then repeat to ask for course
1470 IF W1<0 OR W1>8 THEN 1410
1477 REM --- if warp engines have any damage and warp factor > .2
1478 REM --- then display info and ask again for warp factor
1479 REM --- error? shouldnt it be IF D[1] > 0 ?
1480 IF D[1] >= 0 OR W1 <= .2 THEN 1510
1490 PRINT "WARP ENGINES ARE DAMAGED, MAXIMUM SPEED = WARP .2"
1500 GOTO 1410
1509 REM --- if no klingons in sector: suggest energy transfer to shield if possible and ask for next command
1510 IF K3 <= 0 THEN 1560
1519 REM --- if any klingons let them attack
1520 GOSUB 3790
1529 REM --- if no klingons in sector: suggest energy transfer to shield if possible and ask for next command
1530 IF K3 <= 0 THEN 1560
1539 REM --- else (if any klingons in sector) and shield below zero: enterprise is destroyed
1540 IF S<0 THEN 4000
1549 REM --- else (if any klingons in sector and shield not below zero): damage control
1550 GOTO 1610
1559 REM --- suggest to transfer energy to shields, if energy left and shield is below 1
1560 IF E>0 THEN 1610
1570 IF S<1 THEN 3920
1580 PRINT "YOU HAVE"E" UNITS OF ENERGY"
1590 PRINT "SUGGEST YOU GET SOME FROM YOUR SHIELDS WHICH HAVE"S" UNITS LEFT"
1599 REM --- ask for next command
1600 GOTO 1270
1609 REM --- damage control
1609 REM --- for all eight damage sections: if damage value in section is below zero then regain 1 point
1610 FOR I=1 TO 8
1620 IF D[I] >= 0 THEN 1640
1630 D[I]=D[I]+1
1640 NEXT I
1649 REM --- 20% chance: that section gets damaged or repaired
1650 IF RND(1)>.2 THEN 1810
1659 REM --- random section that gets damaged or repaired: 1-8
1660 R1=INT(RND(1)*8+1)
1669 REM --- 50% chance that section gets damages, else it gets repaired
1670 IF RND(1) >= .5 THEN 1750
1679 REM --- apply damage to random section: 1.0 - 5.0 points
1680 D[R1]=D[R1]-(RND(1)*5+1)
1689 REM --- display damage control report with info that something got damaged
1690 PRINT
1700 PRINT "DAMAGE CONTROL REPORT:";
1709 REM --- print_device_name(R1)
1710 GOSUB 5610
1720 PRINT " DAMAGED"
1730 PRINT
1740 GOTO 1810
1679 REM --- apply repair to random section: 1-5 points
1750 D[R1]=D[R1]+(RND(1)*5+1)
1759 REM --- display damage control report with info that something got repaired
1760 PRINT
1770 PRINT "DAMAGE CONTROL REPORT:";
1779 REM --- print_device_name(R1)
1780 GOSUB 5610
1790 PRINT " STATE OF REPAIR IMPROVED"
1800 PRINT
1807 REM --- navigate enterprise inside quadrant
1808 REM --- number of sector steps for warp factor W1
1809 REM --- 0<=W1<=8, 0<=W1*8<=64, 0<=N<=64
1810 N=INT(W1*8)
1818 REM --- enterprise leaves sector
1819 REM --- set_sector(S1,S2," ")
1820 A$=" "
1830 Z1=S1
1840 Z2=S2
1850 GOSUB 5510
1869 REM --- compute sector step vector
1870 X=S1
1880 Y=S2
1885 C2=INT(C1)
1889 REM vector X = (vector C[INT(COURSE)+1] - vector C[INT(COURSE)])*(COURSE - INT(COURSE))
1890 X1=C[C2,1]+(C[C2+1,1]-C[C2,1])*(C1-C2)
1900 X2=C[C2,2]+(C[C2+1,2]-C[C2,2])*(C1-C2)
1909 REM --- for each step
1910 FOR I=1 TO N
1919 REM --- add step vector to current sector coordinates
1920 S1=S1+X1
1930 S2=S2+X2
1939 REM --- if new sector is out of current sector then navigate enterprise outside quadrant
1940 IF S1<.5 OR S1 >= 8.5 OR S2<.5 OR S2 >= 8.5 THEN 2170
1949 REM --- if new sector is not empty stop navigation else next step
1950 A$=" "
1960 Z1=S1
1970 Z2=S2
1980 GOSUB 5680
1989 REM --- if matched then next step
1990 IF Z3 <> 0 THEN 2070
2029 REM --- if not matched then shutdown warp engines due to bad navigation
2030 PRINT USING 5370;S1,S2
2039 REM --- undo last step and break loop
2040 S1=S1-X1
2050 S2=S2-X2
2060 GOTO 2080
2070 NEXT I
2078 REM --- navigation did not leave current quadrant
2079 REM --- round sector coordinates to nearest integer and set_sector(S1,S2,"<*>")
2080 A$="<*>"
2083 S1=INT(S1+.5)
2086 S2=INT(S2+.5)
2090 Z1=S1
2100 Z2=S2
2110 GOSUB 5510
2119 REM --- for each step reduce one energy unit and gain 5 units
2120 E=E-N+5
2129 REM === if warp factor >=1 increase time by 1 otherwise dont
2130 IF W1<1 THEN 2150
2140 T=T+1
2149 REM --- if time is out display time and left klingons and restart game
2150 IF T>T0+T9 THEN 3970
2159 REM --- ask for next command
2160 GOTO 1260
2169 REM --- navigate enterprise outside sector
2169 REM --- compute target quadrant
2170 X=Q1*8+X+X1*N
2180 Y=Q2*8+Y+X2*N
2190 Q1=INT(X/8)
2200 Q2=INT(Y/8)
2209 REM --- compute target sector in target quadrant
2210 S1=INT(X-Q1*8+.5)
2220 S2=INT(Y-Q2*8+.5)
2230 IF S1 <> 0 THEN 2260
2240 Q1=Q1-1
2250 S1=8
2260 IF S2 <> 0 THEN 2290
2270 Q2=Q2-1
2280 S2=8
2289 REM --- increase time by 1
2290 T=T+1
2299 REM --- for each step reduce one energy unit and gain 5 units
2300 E=E-N+5
2149 REM --- if time is out display time and left klingons and restart game
2310 IF T>T0+T9 THEN 3970
2319 REM --- enter new quadrant
2320 GOTO 810
2328 REM --- COMMAND: 2 = LONG RANGE SENSOR SCAN
2329 REM --- long range sensor scan
2329 REM --- if long range sensors damaged, print info and ask for next command
2330 IF D[3] >= 0 THEN 2370
2340 PRINT "LONG RANGE SENSORS ARE INOPERABLE"
2350 IMAGE "LONG RANGE SENSOR SCAN FOR QUADRANT",D,",",D
2359 REM --- ask for next command
2360 GOTO 1270
2369 REM --- otherwise
2369 REM --- long range sector scan for quadrant Q1,Q2
2370 PRINT USING 2350;Q1,Q2
2379 REM --- print line of dashes
2380 PRINT USING 2520
2389 REM --- for all 9 neighbourhood quadrants, including the current one
2390 FOR I=Q1-1 TO Q1+1
2389 REM --- matrix N filled with zeroes, dim is maybe 10, but unsure.
2400 MAT N=ZER
2410 FOR J=Q2-1 TO Q2+1
2429 REM --- if this neighbourhood quadrant lies outside galaxy map then continue with next neighbourhood quadrant
2420 IF I<1 OR I>8 OR J<1 OR J>8 THEN 2460
2429 REM --- fill neighbourhood part
2430 N[J-Q2+2]=G[I,J]
2439 REM --- if computer is not damaged then copy neighbourhood quadrant into cumulative galactic record
2440 IF D[7]<0 THEN 2460
2450 Z[I,J]=G[I,J]
2460 NEXT J
2469 REM --- display neighbourhood part
2470 PRINT USING 2510;N[1],N[2],N[3]
2480 PRINT USING 2520
2490 NEXT I
2499 REM --- ask for next command
2500 GOTO 1270
2509 REM --- formats for neighbourhood part
2510 IMAGE ": ",3(3D," :")
2520 IMAGE "-----------------"
2528 REM --- COMMAND: 3 = FIRE PHASERS
2529 REM --- if no klingons in quadrant then report this and ask for next command
2530 IF K3 <= 0 THEN 3670
2539 REM --- otherwise if phaser is damaged then report this and ask for next command
2540 IF D[4] >= 0 THEN 2570
2550 PRINT "PHASER CONTROL IS DISABLED"
2560 GOTO 1270
2569 REM --- otherwise if computer is damaged then report that accuracy may be bad
2570 IF D[7] >= 0 THEN 2590
2580 PRINT " COMPUTER FAILURE HAMPERS ACCURACY"
2569 REM --- otherwise (that means there are klingons and phasers work) then ask for units to fire
2590 PRINT "PHASERS LOCKED ON TARGET. ENERGY AVAILABLE="E
2600 PRINT "NUMBER OF UNITS TO FIRE:";
2610 INPUT X
2619 REM --- if units to fire 0 or negative then ask for next command
2620 IF X <= 0 THEN 1270
2619 REM --- if there is not enough energy for units to fire then ask again for units
2630 IF E-X<0 THEN 2570
2639 REM --- reduce energy by units to fire
2640 E=E-X
2649 REM --- if any klingons let them attack
2650 GOSUB 3790
2659 REM --- if computer is damaged then reduce phaser units by random factor
2660 IF D[7] >= 0 THEN 2680
2670 X=X*RND(1)
2679 REM --- for each of the 3 klingon data
2680 FOR I=1 TO 3
2659 REM --- if that data means a klingon is here (if its points > 0)
2690 IF K[I,3] <= 0 THEN 2770
2699 REM --- then hitpoints = (phaser units/count of klingons/distance to that klingon)*(random number r: 0<=r<2)
2700 H=(X/K3/FND(0))*(2*RND(1))
2709 REM --- reduce klingon points by hit points
2710 K[I,3]=K[I,3]-H
2719 REM --- display effect of hit on klingon in sector
2720 PRINT USING 2730;H,K[I,1],K[I,2],K[I,3]
2730 IMAGE 4D," UNIT HIT ON KLINGON AT SECTOR ",D,",",D," (",3D," LEFT)"
2739 REM --- if klingon is destroyed then report that and update klingon counters and galaxy map entry
2740 IF K[I,3]>0 THEN 2770
2750 GOSUB 3690
2760 IF K9 <= 0 THEN 4040
2769 REM --- next klingon data
2770 NEXT I
2779 REM --- if energy is below zero then enterprise is destroyed
2780 IF E<0 THEN 4000
2789 REM --- ask for next command
2790 GOTO 1270
2798 REM --- COMMAND: 4 = FIRE PHOTON TORPEDOES
2799 REM --- if photon tubes are damaged then show info and ask for next command
2800 IF D[5] >= 0 THEN 2830
2810 PRINT "PHOTON TUBES ARE NOT OPERATIONAL"
2820 GOTO 1270
2829 REM --- if no more photon torpedoes available then show info and ask for next command
2830 IF P>0 THEN 2860
2840 PRINT "ALL PHOTON TORPEDOES EXPENDED"
2850 GOTO 1270
2859 REM --- ask for torpedo course
2860 PRINT "TORPEDO COURSE (1-9):";
2870 INPUT C1
2879 REM --- if course is 0 then ask for next command
2880 IF C1=0 THEN 1270
2889 REM --- if invalid course then ask again for course
2890 IF C1<1 OR C1 >= 9 THEN 2860
2894 REM --- compute direction vector
2895 C2=INT(C1)
2900 X1=C[C2,1]+(C[C2+1,1]-C[C2,1])*(C1-C2)
2910 X2=C[C2,2]+(C[C2+1,2]-C[C2,2])*(C1-C2)
2919 REM --- torpedo starts at current sector
2920 X=S1
2930 Y=S2
2939 REM --- reduce number of available torpedoes by one
2940 P=P-1
2950 PRINT "TORPEDO TRACK:"
2959 REM --- start of torpedo track
2960 X=X+X1
2970 Y=Y+X2
2979 REM --- if torpedo leaves quadrant then torpedo missed
2980 IF X<.5 OR X >= 8.5 OR Y<.5 OR Y >= 8.5 THEN 3420
2989 REM --- display current torpedo coords
2990 PRINT USING 3000;X,Y
3000 IMAGE 15X,D,",",D
3009 REM --- test if at current torpedo coords is empty
3010 A$=" "
3020 Z1=X
3030 Z2=Y
3040 GOSUB 5680
3039 REM --- if empty then next step
3050 IF Z3=0 THEN 3070
3060 GOTO 2960
3069 REM --- if not empty then test if klingon
3070 A$="+++"
3080 Z1=X
3090 Z2=Y
3100 GOSUB 5680
3109 REM --- if so then remove klingon otherwise test for stars
3110 IF Z3=0 THEN 3220
3120 PRINT "*** KLINGON DESTROYED ***"
3130 K3=K3-1
3140 K9=K9-1
3149 REM --- test if last klingon destroyed
3150 IF K9 <= 0 THEN 4040
3159 REM --- otherwise find data of destroyed klingon
3160 FOR I=1 TO 3
3170 IF INT(X+.5) <> K[I,1] THEN 3190
3180 IF INT(Y+.5)=K[I,2] THEN 3200
3190 NEXT I
3199 REM --- set its points to zero and
3200 K[I,3]=0
3210 GOTO 3360
3219 REM --- test if star
3220 A$=" * "
3230 Z1=X
3240 Z2=Y
3250 GOSUB 5680
3259 REM --- if so then print info and torpedo missed otherwise test if starbase
3260 IF Z3=0 THEN 3290
3270 PRINT "YOU CAN'T DESTROY STARS SILLY"
3280 GOTO 3420
3289 REM --- test if starbase
3290 A$=">!<"
3300 Z1=X
3310 Z2=Y
3320 GOSUB 5680
3329 REM --- if so then eliminate starbase (oops)
3330 IF Z3=0 THEN 2960
3340 PRINT "*** STAR BASE DESTROYED *** .......CONGRATULATIONS"
3350 B3=B3-1
3359 REM --- eliminate object
3360 A$=" "
3370 Z1=INT(X+.5)
3380 Z2=INT(Y+.5)
3390 GOSUB 5510
3399 REM --- update galaxy map
3400 G[Q1,Q2]=K3*100+B3*10+S3
3410 GOTO 3430
3420 PRINT "TORPEDO MISSED"
3429 REM --- klingons attack
3430 GOSUB 3790
3439 REM --- if energy below zero then enterprise is destroyed
3440 IF E<0 THEN 4000
3449 REM --- otherwise ask for next command
3450 GOTO 1270
3458 REM --- COMMAND: 5 = SHIELD CONTROL
3459 REM --- if shield control is damaged then print info and ask for next command
3460 IF D[7] >= 0 THEN 3490
3470 PRINT "SHIELD CONTROL IS NON-OPERATIONAL"
3480 GOTO 1270
3489 REM --- otherwise ask for number of energy units on shields
3490 PRINT "ENERGY AVAILABLE ="E+S" NUMBER OF UNITS TO SHIELDS:";
3500 INPUT X
3509 REM --- if zero or below ask for next command
3510 IF X <= 0 THEN 1270
3519 REM --- otherwise if requested number of energy units on shields less than available units then ask again
3520 IF E+S-X<0 THEN 3490
3529 REM --- otherwise reduce energy and set shield units and ask for next command
3530 E=E+S-X
3540 S=X
3550 GOTO 1270
3558 REM --- COMMAND: 6 = DAMAGE CONTROL REPORT
3559 REM --- if damage control is damaged then print info and ask for next command
3560 IF D[6] >= 0 THEN 3590
3570 PRINT "DAMAGE CONTROL REPORT IS NOT AVAILABLE"
3580 GOTO 1270
3589 REM --- display state of repair for each device
3590 PRINT
3600 PRINT "DEVICE STATE OF REPAIR"
3610 FOR R1=1 TO 8
3619 REM --- print device name
3620 GOSUB 5610
3629 REM --- print device value
3630 PRINT "",D[R1]
3640 NEXT R1
3650 PRINT
3649 REM --- ask for next command
3660 GOTO 1270
3669 REM --- print info that srs detected no klingons in quadrant and ask for next command
3670 PRINT "SHORT RANGE SENSORS REPORT NO KLINGONS IN THIS QUADRANT"
3680 GOTO 1270
3689 REM --- report and handle destruction of klingon
3690 PRINT USING 3700;K[I,1],K[I,2]
3700 IMAGE "KLINGON AT SECTOR ",D,",",D," DESTROYED ****"
3709 REM --- reduce klingon count in sector and in galaxy
3710 K3=K3-1
3720 K9=K9-1
3729 REM --- remove klingon from quadrant
3730 A$=" "
3740 Z1=K[I,1]
3750 Z2=K[I,2]
3760 GOSUB 5510
3769 REM --- update entry in galaxy
3770 G[Q1,Q2]=K3*100+B3*10+S3
3780 RETURN
3788 REM --- klingons attack
3789 REM --- if docked then there are no attacks otherwise return
3790 IF C$ <> "DOCKED" THEN 3820
3800 PRINT "STAR BASE SHIELDS PROTECT THE ENTERPRISE"
3810 RETURN
3819 REM --- if no klingons return
3820 IF K3 <= 0 THEN 3910
3829 REM --- then let each one attack
3830 FOR I=1 TO 3
3839 REM --- if there is no klingon[I] then next
3840 IF K[I,3] <= 0 THEN 3900
3848 REM --- compute hitpoints: (klingon points: 1-200)/(distance to klingon: 1 <= sqrt(49+49=98) <10)*random(0-2)
3849 REM --- range: 0 < x < 400
3850 H=(K[I,3]/FND(0))*(2*RND(1))
3859 REM --- apply hit points to shield(shield is 0-200)
3860 S=S-H
3869 REM --- display result of attack: hit points, coordinates of attacking klingon, shield points left
3870 PRINT USING 3880;H,K[I,1],K[I,2],S
3880 IMAGE 4D," UNIT HIT ON ENTERPRISE AT SECTOR ",D,",",D," (",4D," LEFT)"
3899 REM --- if shield below zero: enterprise has been destroyed
3890 IF S<0 THEN 4000
3899 REM --- next klingon
3900 NEXT I
3909 REM --- end of klingon attacks
3910 RETURN
3920 PRINT "THE ENTERPRISE IS DEAD IN SPACE. IF YOU SURVIVE ALL IMPENDING"
3930 PRINT "ATTACK YOU WILL BE DEMOTED TO THE RANK OF PRIVATE"
3940 IF K3 <= 0 THEN 4020
3950 GOSUB 3790
3960 GOTO 3940
3969 REM --- display stardate and how many klingons are left, then restart game
3970 PRINT
3980 PRINT "IT IS STARDATE"T
3990 GOTO 4020
3999 REM --- enterprise has been destroyed: display info and restart game
4000 PRINT
4010 PRINT "THE ENTERPRISE HAS BEEN DESTROYED. THE FEDERATION WILL BE CONQUERED"
4019 REM --- display how many klingons are left, then restart game
4020 PRINT "THERE ARE STILL"K9" KLINGON BATTLE CRUISERS"
4030 GOTO 230
4039 REM --- last klingon destroyed
4040 PRINT
4050 PRINT "THE LAST KLINGON BATTLE CRUISER IN THE GALAXY HAS BEEN DESTROYED"
4060 PRINT "THE FEDERATION HAS BEEN SAVED !!!"
4070 PRINT
4080 PRINT "YOUR EFFICIENCY RATING ="((K7/(T-T0))*1000)
4090 T1=TIM(0)+TIM(1)*60
4100 PRINT "YOUR ACTUAL TIME OF MISSION ="INT((((T1-T7)*.4)-T7)*100)" MINUTES"
4110 GOTO 230
4117 REM --- dock_or_short_range_scan(S1,S2)
4118 REM --- if starbase in neighbourhood then dock
4119 REM --- in neighbourhood of current sector coords
4120 FOR I=S1-1 TO S1+1
4130 FOR J=S2-1 TO S2+1
4139 REM --- if over quadrant edge continue
4140 IF I<1 OR I>8 OR J<1 OR J>8 THEN 4200
4149 REM --- test if starbase at sector coord: test_sector I,J,">!<"
4150 A$=">!<"
4160 Z1=I
4170 Z2=J
4180 GOSUB 5680
4188 REM --- if matched: that means if starbase in sector I,J
4189 REM --- then dock else continue
4190 IF Z3=1 THEN 4240
4200 NEXT J
4210 NEXT I
4219 REM --- not docked
4220 D0=0
4230 GOTO 4310
4239 REM --- dock the enterprise
4240 D0=1
4250 C$="DOCKED"
4259 REM --- set energy to maximum
4260 E=3000
4269 REM --- set photons to maximum
4270 P=10
4279 REM --- set shields to 0
4280 PRINT "SHIELDS DROPPED FOR DOCKING PURPOSES"
4290 S=0
4300 GOTO 4380
4306 REM --- set condition
4307 REM --- RED if any klingons at current quadrant
4308 REM --- YELLOW if energy less than 10% of maximum
4309 REM --- GREEN otherwise
4310 IF K3>0 THEN 4350
4320 IF E<E0*.1 THEN 4370
4330 C$="GREEN"
4340 GOTO 4380
4350 C$="RED"
4360 GOTO 4380
4370 C$="YELLOW"
4379 REM --- if short range sensors are damaged then skip short range scan
4380 IF D[2] >= 0 THEN 4430
4390 PRINT
4400 PRINT "*** SHORT RANGE SENSORS ARE OUT ***"
4410 PRINT
4420 GOTO 4530
4429 REM --- else display short range scan
4430 PRINT USING 4540
4440 PRINT USING 4550;Q$[1,3],Q$[4,6],Q$[7,9],Q$[10,12],Q$[13,15],Q$[16,18],Q$[19,21],Q$[22,24]
4450 PRINT USING 4560;Q$[25,27],Q$[28,30],Q$[31,33],Q$[34,36],Q$[37,39],Q$[40,42],Q$[43,45],Q$[46,48],T
4460 PRINT USING 4570;Q$[49,51],Q$[52,54],Q$[55,57],Q$[58,60],Q$[61,63],Q$[64,66],Q$[67,69],Q$[70,72],C$
4470 PRINT USING 4580;R$[1,3],R$[4,6],R$[7,9],R$[10,12],R$[13,15],R$[16,18],R$[19,21],R$[22,24],Q1,Q2
4480 PRINT USING 4590;R$[25,27],R$[28,30],R$[31,33],R$[34,36],R$[37,39],R$[40,42],R$[43,45],R$[46,48],S1,S2
4490 PRINT USING 4600;R$[49,51],R$[52,54],R$[55,57],R$[58,60],R$[61,63],R$[64,66],R$[67,69],R$[70,72],E
4500 PRINT USING 4610;S$[1,3],S$[4,6],S$[7,9],S$[10,12],S$[13,15],S$[16,18],S$[19,21],S$[22,24],P
4510 PRINT USING 4620;S$[25,27],S$[28,30],S$[31,33],S$[34,36],S$[37,39],S$[40,42],S$[43,45],S$[46,48],S
4520 PRINT USING 4540
4530 RETURN
4539 REM --- formats for short range scan
4540 IMAGE "---------------------------------"
4550 IMAGE 8(X,3A)
4560 IMAGE 8(X,3A),8X,"STARDATE",8X,5D
4570 IMAGE 8(X,3A),8X,"CONDITION",8X,6A
4580 IMAGE 8(X,3A),8X,"QUADRANT",9X,D,",",D
4590 IMAGE 8(X,3A),8X,"SECTOR",11X,D,",",D
4600 IMAGE 8(X,3A),8X,"ENERGY",9X,6D
4610 IMAGE 8(X,3A),8X,"PHOTON TORPEDOES",3D
4620 IMAGE 8(X,3A),8X,"SHIELDS",8X,6D
4628 REM --- COMMAND: 7 = CALL ON LIBRARY COMPUTER
4629 REM --- if computer is damaged then print info and ask for next command
4630 IF D[8] >= 0 THEN 4660
4640 PRINT "COMPUTER DISABLED"
4650 GOTO 1270
4659 REM --- ask for computer command index
4660 PRINT "COMPUTER ACTIVE AND AWAITING COMMAND";
4670 INPUT A
4679 REM --- dispatch command on index
4680 GOTO A+1 OF 4740,4830,4880
4729 REM --- if other index than 0,1,2 display command list and ask again
4690 PRINT "FUNCTIONS AVAILABLE FROM COMPUTER"
4700 PRINT " 0 = CUMULATIVE GALACTIC RECORD"
4710 PRINT " 1 = STATUS REPORT"
4720 PRINT " 2 = PHOTON TORPEDO DATA"
4730 GOTO 4660
4739 REM --- cumulative galaxy record
4740 PRINT USING 4750;Q1,Q2
4750 IMAGE "COMPUTER RECORD OF GALAXY FOR QUADRANT ",D,",",D
4760 PRINT USING 5330
4770 PRINT USING 5360
4780 FOR I=1 TO 8
4790 PRINT USING 5350;I,Z[I,1],Z[I,2],Z[I,3],Z[I,4],Z[I,5],Z[I,6],Z[I,7],Z[I,8]
4800 PRINT USING 5360
4810 NEXT I
4819 REM --- ask for next command
4820 GOTO 1270
4828 REM --- status report
4829 REM --- octal 12 is decimal 10, in ascii this is line feed
4830 PRINT "\012 STATUS REPORT\012"
4840 PRINT "NUMBER OF KLINGONS LEFT ="K9
4850 PRINT "NUMBER OF STARDATES LEFT ="(T0+T9)-T
4860 PRINT "NUMBER OF STARBASES LEFT ="B9
4669 REM --- damage control report and then ask for new command
4870 GOTO 3560