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[FC][魂斗罗][J][追踪弹]3 z1 [2 P9 @) I' c$ {
' e$ ~' V% N. J% n& T时间:2023.04.30
5 a. W# H. h& W+ |. H3 e作者:FlameCyclone" m1 e- m/ K, c- b7 l
内容:
. R' D) K5 f; ~$ ]1 g5 A; F 1. 所有子弹追踪敌人
3 _- e9 p+ P7 t! @ b 2. 选择键切换武器; ~. f$ H8 G2 v) w& k# G
3. 优化选关按键组合, 从标题开始游戏后按住选择键不放进入选关界面
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flamecyclone.ys168.com# v, q& S- _# u1 C

8 @6 }9 T4 t9 {, P7 s5 E0 t- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁 ~9 ^. N/ a4 X0 J8 [
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
' E/ n ^) `" h! l - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
: k7 K! [4 I$ |" `) |1 k - 8 ?! }% L( }* G- _
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)9 M/ p5 ?& u+ ]
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
0 K5 [9 u1 P5 }5 L t - 6 l* [+ ]5 w0 o S$ {
- Track_Enemy_Index = $6000
6 `* e# g f% |7 ` - Enemy_Index_Begin = $60108 F. K8 b% g' f9 u) d s
- Enemy_Index_End = $6011& j& v$ m* m7 g# t" Z! k9 u" R' M
) C% n0 M! [8 ]6 G8 w& ]- Loop_Index_I = $6012# F; U- |4 ] H- G* \; Y
- Loop_Index_J = $6013
5 ^& _5 W& O# }9 v! P, n5 N - nEnemyIndex = $6014
$ k7 C* x1 X: g G5 } - Data_buffer = $60150 u0 J" O- A. q& {% E) x$ i
- ( J# J, P8 [/ z3 S" r; r
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
, K. E% T+ f) ?6 A s5 K - Bullet_X_Pos = $03C8 ;子弹水平坐标
5 }* Z( {/ ~- @ - Bullet_Y_Speed = $03F8 ;子弹垂直速度
: v- Y% Z$ X5 i1 l5 }( w+ ` - Bullet_X_Speed = $0408 ;子弹水平速度4 p& M9 G# @& ^% U
- Bullet_Z_Pos = $0418 ;子弹Z坐标
, B% ]' A1 ]/ a; k - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
: V" Y, Z* q. }8 L( q - 3 z+ I, _% e5 ^
- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
2 L2 `3 R$ f$ b# N1 x* o - Enemy_Blood = $0598 ;敌人血量. @. @" \: p' ?- o
- Enemy_Type_Addr = $0528 ;敌人类型
$ |/ w* ?+ k# r4 k - Enemy_Blood_Addr = $0578 ;敌人血量4 T% Q4 M9 i1 T& s
- Enemy_Y_Pos = $0324 ;敌人垂直坐标! I l% i4 S4 u% k$ [ W
- Enemy_X_Pos = $033E ;敌人水平坐标 G' }! s( ~& T; ~% L; }
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
* q; e7 e" {9 t- P6 P8 j9 ^! l - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸0 C* K F" k" t# d; Y" ]$ c" N
* p. \1 N+ z. ^8 y5 I- Enemy_Index = $83 ;
" l4 G" L. X3 _8 k v; F - Time_Count = $1A; Z$ f* Z% v1 B( m/ H* V3 [
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
6 X) r/ B6 m: Z/ @8 T - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率7 }4 a1 K& s/ L9 A; G" b
- & e" I4 c: @# ]2 x$ a6 U5 s& I8 C: ~
- 8 r, `0 I2 q9 X' I
- .ORG $6100; W, U# T5 L3 f# C! v; d
- Process_Begin:
! a( }2 T# |0 D( [0 `3 H - JSR Enemy_Check2 ]% Y6 I f3 n" L. O7 Q
- JSR Track_Enemy_Check
: l9 J# W! C& G( W" C, W - Process_End:
; v* ? `% ^: o) U - JMP $E54F& B) [$ V N8 j
- " w6 I* A# m! f3 U9 X. {( `. D% R
- Enemy_Check:
+ l& g9 l7 ^0 G0 d h$ Y* i2 ^ - LDA Time_Count
( n- e* y; g: Y2 g - AND #Track_Bullet_Speed
5 e. U, P7 p2 \: _( K- D9 P - CMP #Track_Bullet_Speed# C: V- b+ ?( u# p) {
- BNE Enemy_Check_End
- m# G8 I8 \$ ]5 @/ z) v0 u) r; e! H - LDX #$0F/ e" |" y' U+ a# k# V) `* Y
- Enemy_Check_Begin:+ s8 |6 K! j' C( Y# q! s; r: ?- o
- LDA Enemy_State,X
8 n! j* w) i) Y - BEQ Enemy_Check_Continue/ J6 a# w; m+ N# W
- STX Enemy_Index
6 I% Q% j s+ @ w8 ? P" Z - JSR Find_Begin_Enemy
) U6 o* d- X6 [2 ^* v% v! h: T K2 L# d - JSR Find_End_Enemy/ b- |9 d; z! W
- JSR Bullet_Track
% ?& q1 N& M+ A+ v6 V5 k -
- x5 X2 Y8 k4 [# P - LDX Enemy_Index+ s/ o3 P7 r6 M8 R1 Z( P! K3 I
- Enemy_Check_Continue:8 Y# b4 M8 L( |
- DEX
2 t. m n0 C5 O) k' A0 b - BPL Enemy_Check_Begin
+ S: E0 `5 R: H - Enemy_Check_End:
8 S! T( C" f2 [1 [* u - RTS$ l; i) U5 A7 c" u
-
+ ^; K- j J0 S0 M) q9 L! C - Track_Enemy_Check:
8 e6 H# {: W% U; D - LDA Time_Count! q4 ^/ H3 b! }8 L, I2 l+ F5 f
- AND #Track_Enemy_Speed& O& h: i" j3 W: _
- CMP #Track_Enemy_Speed
) C5 ~/ w" r6 Y& ~" u& w h - BNE Track_Enemy_Check_End. m& c& i( R* r7 I0 P( k+ U6 `
- LDX #$0F7 o/ ?) Z Z9 Y- S, W# z
- Track_Enemy_Check_Begin:1 V/ Z0 v5 f7 V! O8 L. I# r) A& H1 y
- LDA Enemy_State,X
2 g" Y+ C: ~1 U! F - BEQ Track_Enemy_Check_Continue4 K7 _: F* V$ H: f# l
- STX Enemy_Index
1 v$ I7 P) @7 M; ^ T -
5 m+ \, B' i8 i9 W9 K/ ^ - LDA $405 P3 r" g. r# [
- LSR' H- j, E( Y2 ~7 V0 t
- BCC Track_Enemy_Check_Begin_L1
$ `% U( d( o/ I2 } - / z1 L. `/ I5 A- C. [8 w9 i
- JSR Track_Enemy_Ex ;2, 47 t2 \* Q% m& }3 t" f, V; n
- LDA #$00: r8 o4 I1 N- ~9 Y% P- `9 ^
- BEQ Track_Enemy_Check_Begin_L2
' h3 J3 u& k% P9 G - # z$ h) ^. z0 C
- Track_Enemy_Check_Begin_L1:
6 d y, L. w1 G3 y/ J1 z/ k) u - $ \. E) I/ s5 X! i' o0 g
- JSR Track_Enemy
! F1 d5 l9 M6 I0 H6 I - # O1 v1 W( t: }
- Track_Enemy_Check_Begin_L2:
# \' e( l1 f+ p/ ^# |# a; J -
% g& }3 o8 T$ n - LDX Enemy_Index5 k1 r0 Z2 b; u/ S! g* i+ ^
- Track_Enemy_Check_Continue:& h& S+ B8 [# ?4 H+ m" }# Y# S
- DEX
' t3 G/ D" O! t* _; B9 D# B9 S - BPL Track_Enemy_Check_Begin0 z1 k+ T3 l- W9 P# m# }8 m# M4 ]
- Track_Enemy_Check_End:( |. ^) |7 f+ L) w! W9 m) P( [. O$ W
- RTS' T3 ^9 P& F. o* P- ]' s& p1 D
- 9 Z2 K* ?+ E' x0 v5 \: h3 V
- + f: [2 j7 |, h0 u
- ;查找第一个敌人3 p! K2 p U; _4 `
- Find_Begin_Enemy:
5 B; h- }7 c" x; [# W( t - LDX #$00; N8 P: `$ ]: ]0 W4 n
- Find_Begin_Enemy_Check:
0 u; n1 A3 L; {- D, q/ t0 w2 Q - LDA Enemy_State,X _3 T' f$ [0 A6 ~0 l
- BEQ Find_Begin_Enemy_Check_Continue# a9 u, ?+ g* L9 E5 U, H1 p
- LDA Enemy_Blood,X% S7 C; j0 }& n! X8 m
- BMI Find_Begin_Enemy_Check_Continue
0 G" ~. H1 g3 m - BNE Find_Begin_Enemy_End; x: n" c0 O3 v. b) s m
-
5 M7 f4 K8 |% j1 t - Find_Begin_Enemy_Check_Continue:5 W+ t ]' s& Q0 G+ P, N, T* y
- INX- {' Q v. V% _' U( k5 m$ n( l3 e
- CPX #$104 h0 @ w! }# B9 X: T( t3 O
- BCC Find_Begin_Enemy_Check
& ]8 n, m) R/ S6 V- u/ r6 ~5 ^* Y - Find_Begin_Enemy_End:
: ^) x7 n' X( k$ C- w2 } - STX Enemy_Index_Begin& a Y- F9 h3 e }' Z, ]. V" Y
- RTS* w# I0 k9 P% l$ r9 o8 R
; c0 a: z( c7 ]3 s- ;查找最后一个敌人( T w7 a& l2 U) j& D0 ?& f8 }' m
- Find_End_Enemy:6 O( n6 h: V6 ~$ W
- LDX #$0F# e! P6 r" r( z7 C
- Find_End_Enemy_Check:
9 C) ^0 S1 p; }- u; x% w: M - LDA Enemy_State,X
0 k7 O4 v) ]# D6 _! {# U# n( V - BEQ Find_End_Enemy_Check_Continue9 W& D/ f) Q% ~% v$ O
- LDA Enemy_Blood,X. a% ^% R* ]! O4 k% H/ d
- BMI Find_End_Enemy_Check_Continue+ n3 x' w5 p |3 H
- BNE Find_End_Enemy_End9 Y9 E' Y6 A4 l( l3 G& Y+ _" ^$ P2 x* l
-
( |1 r0 x) C) N& X6 d+ z - Find_End_Enemy_Check_Continue:/ [+ r) ]5 f7 [1 D' _: m
- DEX$ D' T4 J: a. N; q1 d
- BPL Find_End_Enemy_Check
" @/ j2 b* d1 v3 [4 H, X% r3 d - Find_End_Enemy_End:
+ N" K4 m/ F; c7 K8 r* m6 I0 p9 C - STX Enemy_Index_End
8 k: m9 _# U7 h# a; J) q - RTS0 s3 P" u+ x/ R2 O6 {# [* ^
' V( U5 I2 z! m6 }" d, g- ;子弹追踪
& ^5 n! q9 M4 b4 k2 p - Bullet_Track:' h' b9 S! ?4 j. D" _
- LDA Enemy_Index_Begin
) ~+ U5 Q8 C! I - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;. b: K4 u: s/ o
- LDX #$00
4 u8 ~0 p9 C7 [7 b; e - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
`- ~4 @4 |; n. Z8 }. N9 w1 V' ] - LDA Bullet_State,X
) C# Z/ H1 K( Y - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;4 ~6 C/ S' J& m7 t
- STX Loop_Index_I
. x+ j" N9 E1 o# x F - 0 m7 `1 T7 y& c' V7 V
- JSR Bullet_Track_Enemy7 H! y7 p& s% w( P8 ^
- JSR Bullet_Tract_Direction
2 M9 n( u7 {" B3 D$ c2 |5 N. s; f! ` - ' _8 n! L. |. F4 ]! C6 c
- ;如果已经是追踪最后一个敌人, 则下次从第一个敌人开始追踪
$ t! o7 s: N3 G6 h1 A - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;; @$ ]2 P3 ~. M" t, D
- LDA nEnemyIndex
- {! {/ |' r6 m1 O$ L - CMP Enemy_Index_End
6 J J5 t1 x0 T$ v' |! l g - BEQ Bullet_Track_Check_Continue. B: ~2 e, ~5 @4 [0 W
- BCC Bullet_Track_Check_Continue8 L# q( U! ^" q0 \4 W% k% ?
- LDA Enemy_Index_Begin
1 ~6 T5 p8 J4 s$ m# o9 A& T# B - STA nEnemyIndex
+ w; e$ e+ r, x4 v! _* H -
: R) O1 U* S8 K: W( Q' k1 {8 M" V - Bullet_Track_Check_Continue:* W, J# b( N3 _: J& B% b2 c/ N& T
- LDX Loop_Index_I
* V: H3 r5 f$ \$ a) g, Z$ V - Bullet_Track_Check_End:
2 S2 W* O2 Y w0 x- c/ @" t& a1 O - INX( Q* g9 S: T9 Y* y) v* u+ g
- CPX #$10
1 @9 a. Z/ S' O7 p; @! x - BCC Bullet_Track_Check* I! ]1 W# c/ s3 Z
- Bullet_Track_End:
+ O' P9 u4 h- R) ?6 U - RTS
/ q" q4 g! z6 i -
3 [7 v2 X! f/ P2 s; E6 A. C - ;给敌人分配子弹) [- ~2 i8 a: d+ h. h. a
- Bullet_Track_Enemy:1 z. p9 r" `; v( E8 C. u
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
) X9 O: ~$ Z& B% R' T. u/ M - Bullet_Track_Enemy_Check:
7 l+ F7 @0 q3 y3 L5 P+ Q9 k4 r - STX Loop_Index_J% W1 X0 D9 B/ a$ e6 K6 E
-
1 s/ N' f, [& H Y( [- ~; f H: | - ;if (0 != nEnemy[j] && -1 == nTrack[i])
$ }. n8 T7 R9 `3 l& { - LDA Enemy_State,X
3 L. U1 @5 c! R8 `! C7 x - BEQ Bullet_Track_Enemy_Check_Continue# e0 Q/ h& x9 V9 K* z# @- B. @+ }
- LDA Enemy_Blood,X7 T4 `6 [, d) b, O
- BMI Bullet_Track_Enemy_Check_Continue2 D8 e8 g C) _# C) J
-
P/ m4 l) ? J9 {$ U - LDX Loop_Index_I' d" C9 s! r. Z
- LDA Track_Enemy_Index,X0 U. f/ g# V# H
- CMP #$FF7 m. o, b5 d( {
- BEQ Bullet_Track_Enemy_Init
2 [: X2 R/ n' d) Q. R -
) \: _* k$ k; `/ r- g - Bullet_Track_Enemy_Init:, C1 Q1 \5 q# g: x4 `4 R
- LDA Loop_Index_J4 n% b5 ^1 A9 g' i5 D
- STA Track_Enemy_Index,X ;nTrack[i] = j;1 F, T4 W7 r1 Y6 `" A: A% V& {
-
! W, A7 {, B! q8 Y. o - STA nEnemyIndex
' ~0 e9 M0 r; ]3 f T8 u7 X. s - INC nEnemyIndex ;nEnemyIndex = j + 1;7 I* H' ?# S: K$ h# l4 ^
- RTS ;break;
% `% l; ]5 F+ z* h& L! W0 Y - % C9 q& E% g1 \# Y
- Bullet_Track_Enemy_Check_Continue:
: D/ G" j6 G4 S( c7 F9 p' S7 N3 F: c# _ - LDX Loop_Index_J/ o3 f; F$ Y/ [% G
- INX ;j++) c. l0 y" Q0 a& g1 r
- CPX Enemy_Index_End4 `& I. i' o7 ~' E2 j: T1 \
- BEQ Bullet_Track_Enemy_Check
" x, U$ S2 }( q! F' M - BCC Bullet_Track_Enemy_Check
6 w6 n) y2 }) h8 Q3 T - Bullet_Track_Enemy_End:. L y/ S5 m' l, W
- RTS) N! U O" V' e9 b8 ^; f8 G
- . p7 O) J5 S O# j6 u' K8 m) r
- Track_Enemy:
% K# H2 v4 ^% D* T3 Q" F - LDX #$0F3 Y; z. E( S; T% W. z/ ^/ g: ^
- Track_Enemy_Begin:/ _" N1 [' i5 d' n! k4 L
- LDA Bullet_Icon,X9 ?# I+ s: V7 w& c! E) p/ [ V* g
- BEQ Track_Enemy_Continue, k4 D2 r3 V: q0 ~" Q# N$ ~
- LDA Bullet_State,X
( N8 p1 H" n5 \. R( Y - CMP #$01
" \, g% `4 F4 V- | - BNE Track_Enemy_Continue3 m8 y0 t7 o: z8 @3 }$ z
-
5 g) F8 _' l$ J) c0 Z* G - JSR Track_Enemy_Process
8 I7 W0 M' ]( n3 T. `! ~# \ - 7 f8 v/ t2 E9 E6 S8 `( V
- Track_Enemy_Continue:
# e5 a' s: C9 {6 I4 T3 w4 M - DEX2 o. H r R0 y0 m2 r- }
- BPL Track_Enemy_Begin
$ E- B0 n* ~4 S. s# Y& a1 y - RTS
" }% T9 b) S. y* |) H' P9 L9 X
# D0 X+ e5 m' J- ;普通关卡9 ~8 \2 Q- [6 I/ M3 R0 m/ R* S4 b
- Track_Enemy_Process:
& N( B1 D# w x+ o" P$ @: v - LDA Track_Enemy_Index,X
4 w5 u+ g: X% _1 J6 Y) u% G - CMP Enemy_Index
+ d! {$ C. }( I Z4 C2 l5 i, c& ` - BNE Track_Enemy_End
' m, J( g: m Z3 ^4 Q - LDY Enemy_Index
' U4 E# X0 k! L9 K - JSR Track_Enemy_Y! B; e8 x S \" s: R$ H
- LDY Enemy_Index/ W6 D* D4 d- o/ t
- JSR Track_Enemy_X- K1 n3 x! U0 h8 S: L5 J" p
- Track_Enemy_End:
. _8 w1 g5 o; k! V; B - RTS. Z! B& v. k1 U8 ~, ~
-
$ `" g/ ?: I* c6 f& l' v - Track_Enemy_Y:
7 y' f5 L: Y- [9 l7 l% i- d - SEC) ]- b* x( m3 u
- LDA Bullet_Y_Pos,X
( \6 q. ~( }9 @$ C - SBC Enemy_Y_Pos,Y2 d8 q5 `* v' Y9 w3 R5 C
- BEQ Track_Enemy_Y_Equal
8 x) u& I% q6 A0 ^. `& G/ y. r( m - BCS Track_Enemy_Y_Greater" o) P' H! b9 V% S8 Q
-
. S6 W& c8 d6 K' {, H! u Y - Track_Enemy_Y_Less: ;子弹Y < 敌人Y3 v* j6 S( |2 ~; ?& `3 E% |9 [4 Q
- CMP #$FC+ W8 _; @! G& F/ k" s; J6 _1 {% B+ U
- BCC L1_1/ I/ ?% l. A$ {! _8 v8 T+ ^
- CMP #$FE0 g- b0 ]1 i+ {6 F2 u+ y
- BCC L1_2& Y4 W* C3 Z4 M5 O* Q: x
- LDA #$00
! y; L1 \4 z# w - STA Bullet_Y_Speed,X" _6 c# r* E6 A$ j! D/ a
- RTS7 ]" n6 q! t/ u
- L1_1: 3 r4 `" A" _& {+ ]$ p2 S
- LDA Bullet_Type,X
; k3 b& u ^' s - AND #$0F
5 ^! _! @$ u$ H6 Z! E& p0 s. Z) V - TAY3 O! M3 n' U: E- g& o* b
- LDA Bullet_Speed_Data,Y
y# ?6 S/ G6 F' O: m& @6 b1 } - STA Bullet_Y_Speed,X; \! p* r, G# c" d
- RTS$ }1 c4 X* @+ h' _6 _
2 @# z5 D0 ]" r7 }6 r- L1_2:
4 \5 h/ y; X x$ B - STA Data_buffer
. Y4 X0 J. d { - LDA #$00, P8 F2 x# e! b2 Z8 p3 F5 Q
- STA Data_buffer1 W y" z6 H% e$ D; ^* w9 \
- LSR& F+ [- h5 z, I9 ]# e/ M4 M
- STA Bullet_Y_Speed,X
, I! i) S7 z' { - RTS
# ^) I) A0 e4 u, b. } - ( x' L& Q$ \, ?! P
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
. g' n T8 }) o! ]: ~& f - CMP #$04
! i% [+ D! I7 p4 b - BCS L2_1
; @' c* H# ~. B9 j% d - CMP #$04
4 X$ r# x: P, I3 t9 k* D - BCS L2_2
% @# ]% Q; a0 W. o& G - LDA #$00
* I! X- m- N; V- H% r - STA Bullet_Y_Speed,X* _( W. K% R) p) o
- RTS( k, G5 r6 a! m! P% g
- ( \( x' i2 d0 F' m
- L2_1:/ n* k# C+ w8 q' y
- LDA Bullet_Type,X
4 l- y# d# t+ @. Y - AND #$0F8 X/ N- d6 c- N
- TAY
$ {7 I7 W, g/ l% y0 e! V1 E - LDA #$00+ g6 p$ D% a z- k2 o
- SBC Bullet_Speed_Data,Y
M1 ]: u, Z1 l - STA Bullet_Y_Speed,X$ V. Z) G# u5 G: J4 U: G2 Q- b
- RTS
) ?' w: H7 K$ _# `* x: O -
$ u) r4 _' i p' x5 ^! w - L2_2:+ g3 r$ [, n w$ f
- LSR
. g0 i/ i" J/ s$ \& \& y& L - STA Data_buffer( c+ w) d4 G6 Q/ H% B
- LDA #$00
' ?: t3 M3 Z2 w% S; W$ u2 D: z - SBC Data_buffer/ L, ]/ n, q, K/ w8 O$ y: f' v
- STA Bullet_Y_Speed,X, F+ K' O3 v/ F7 `/ M' F
- RTS
9 y; l$ M* \( X) s& L - # U4 D1 E3 S- X; e
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
# Z2 z# }7 Q8 `3 N4 X. ]$ D - LDA #$006 E+ e/ j5 D" X3 Z
- STA Bullet_Y_Speed,X
: k" ^$ L7 ?( N8 q+ ?5 f( } - RTS
) U) t( `( o# H7 y( w7 j - $ J. b# f2 u: K; F8 O! X
- Track_Enemy_X:
7 E4 l' y' c8 Z5 V - SEC
9 i, Y6 t/ K- z/ j; Q2 W* ?+ H( T% a - LDA Bullet_X_Pos,X- m8 z- l2 @ C
- SBC Enemy_X_Pos,Y+ ~' P c( C( D' A
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X5 O5 \" \& C3 s5 t6 x
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
( H" s n8 J; o. f2 A& E -
8 f* h3 o% n4 x7 L; } - Track_Enemy_X_Less: ;子弹X < 敌人X- ~' O& b% w' q7 T# D* V6 z2 \
- CMP #$FC
! z0 j; t" F& G. F7 s. ~+ Q( O! m - BCC L3_1; A0 O/ N1 `4 K8 |: H8 i2 @0 ]; [
- CMP #$FE3 Q4 P' d: K6 W7 J! [0 h' ?$ m
- BCC L3_2
* o. P6 _1 t7 ~) [* Q Z - LDA #$00
& l4 D/ W, G1 |/ `& c* e7 u - STA Bullet_X_Speed,X
% e1 B9 y. ]& ~+ R - RTS
) a$ T3 |' [3 B# C \* Z" f' P - L3_1: & O: k) S! G* j. _8 J5 ^
- LDA Bullet_Type,X0 u; M, X( \) W L" z
- AND #$0F
& M' A6 M+ g/ h - TAY
+ S, K% q" o% H# f - LDA Bullet_Speed_Data,Y
# ]: {$ Z& L# I" X1 z - STA Bullet_X_Speed,X# p! T; z/ N% N' h# G
- RTS
5 U1 M( ?' }0 g. m - L3_2: " y5 y- ^( j5 J( U3 |3 m* N4 N
- STA Data_buffer# u) }1 h8 o" E( }, n" K
- LDA #$00
+ F& M4 g" p9 {, E - STA Data_buffer7 {7 `1 L; a7 U% q& a" {* d
- LSR5 @; Y- ~5 V/ l I o
- STA Bullet_X_Speed,X
7 l$ f9 d) ?- y* c$ s) ]7 W3 d' p! I# ? - RTS @8 J0 K7 w. ]* P* j( L! T8 Z
- 8 F7 U% A% Q$ k- n# \1 O0 Y
- Track_Enemy_X_Greater: ;子弹X > 敌人X
$ |" X j, m+ E/ M: p - CMP #$04# d9 P- Q* c! O4 A
- BCS L4_1
* y1 f/ s2 D8 @! P) [ - CMP #$02; M8 ~2 U5 k! s
- BCS L4_2" ?) I! U& @5 r
- LDA #$00
8 X$ F) R3 Y+ x/ Y" W8 K0 Z - STA Bullet_X_Speed,X! i* h R- V- e% |
- RTS7 K6 M% c* H, H; Y
- + |3 _% R3 a/ T+ ]! s6 V( v
- L4_1:
2 K3 u" _8 x0 h; b. U - LDA Bullet_Type,X) H5 P# f/ K% t: q0 D
- AND #$0F. c. s" p4 x7 n* X l9 v
- TAY( n- f, @+ g1 F: A8 e
- LDA #$00
8 v% m; }/ P! H* @7 ~ - SBC Bullet_Speed_Data,Y
/ K( X3 a1 Y6 D0 g - STA Bullet_X_Speed,X' ?# Z0 }6 v ]
- RTS/ T2 v8 m- B% v8 H6 V3 H# T
- L4_2: 2 ^1 A2 |$ h0 j; S# H
- LSR% K6 E4 ?$ ?+ f! f: m: k
- STA Data_buffer
1 Z R# h9 r! I/ m) t - LDA #$00' c9 E+ x- u! ~) s
- SBC Data_buffer. e: A3 p( }: D) E
- STA Bullet_X_Speed,X
) F! o- K0 l U ]7 j9 A - RTS
. V& l2 E+ c H. e+ O: c. W1 V1 c -
. G* d, h8 Y" {" H/ O: C& x$ | - Track_Enemy_X_Equal: ;子弹X == 敌人X& a" c% W; M1 ?7 l, e, ` ~) x
- LDA #$00/ U& G) n* ]9 f7 B3 d
- STA Bullet_X_Speed,X
* W T3 \) P8 @! a9 B - RTS
7 q+ Y0 M l, r; l! z2 \/ s" z - ! _2 G4 c) Y) T3 \
- Bullet_Speed_Data:! { p7 F1 M6 U \
- .DB $00,$03,$03,$02,$03,$03
O5 u% v& P4 L& I$ k$ l5 n3 e -
( O5 j: N _6 `$ ]* o - ;2, 4关5 v# v4 P6 V) H
- Track_Enemy_Ex:$ J( H7 q( [ x P2 M- s& u: H4 a
- LDX #$0F
$ X) s$ _% U0 b" U% x - Track_Enemy_Ex_Begin: O, u, N3 R$ E( k6 v u# ~
- ; G g; [8 J6 I: K! M. j
- LDA Bullet_State,X6 g8 U3 P6 Q4 j- I- ?4 M6 o, c: F
- CMP #$01; i" I& \7 P; V5 I
- BNE Track_Enemy_Ex_Continue
+ B! r/ X& t/ |3 I! }- V/ t* P; ] - 6 n" D& \# A% X; f" p
- LDA Track_Enemy_Index,X
: D( M1 k. D& E - CMP Enemy_Index5 c7 s9 A* a7 l* k
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标( Q0 g$ J$ p, ]8 O8 l, B
-
3 `2 x4 d8 F3 Z+ k0 g1 Y# {( f2 V - LDY Enemy_Index
. Z& n% u6 k+ n1 L/ z2 q - JSR Track_Enemy_Ex_X' F8 C6 c* G% n( B, I% g
-
$ A% A# I; a3 r8 ^# ?( j x5 {6 v - Track_Enemy_Ex_Continue:
1 N- n1 q$ l# _* |$ f+ A - DEX
4 r* K) J% |" q9 ~" u' Q3 x* s - BPL Track_Enemy_Ex_Begin3 P3 @. C5 G- j4 g! [
- Track_Enemy_Ex_End: ^0 j8 _2 N& n
- RTS
( R8 N* P! B2 X - $ \) U, A6 T) b3 G3 x0 u- q% K
- Track_Enemy_Ex_X:
: `! i1 x( X3 w3 | - ;LDA Bullet_Z_Pos,X- V, @8 I0 l( \* L G
- ;CMP #$04
, _% w8 a/ P, T& H5 d" Z - ;BCC Track_Enemy_Ex_X_End
" k% [% J- v& Z - SEC
& \: I6 H: r4 D! c2 B9 n" ^. C - LDA Bullet_X_Pos,X
5 O" Y/ M. G% m# x" Z A - SBC Enemy_X_Pos,Y
2 F! U$ W5 V( Z8 {7 B - BCS Track_Enemy_Ex_X_Greater% Z9 F/ r. d* S) _% p2 U) S3 w1 [, t
- ! }+ h, |. F: i6 ?4 a* P1 f: b
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X+ P# Q2 c8 _# n. q3 c! X& y6 }3 I c
- CMP #$FD g2 Z( r) \ a7 U% Z& Z* K
- BCS Track_Enemy_Ex_X_Less_End
* P6 N4 K/ U6 e. [, k! E9 L1 m - LDA $6020,X0 Q; R0 _' b' y; I' @
- CMP #$2A; W" p; |& T8 T! C
- BEQ Track_Enemy_Ex_X_Less_L1
" Q c+ W$ |% Q/ B3 l ` - LDA Bullet_Z_Pos,X5 ? W$ E% R- O4 r4 B
- LSR; ]. Z( H. W$ ^: [9 B1 I! y
- TAY% U" f7 V& H( M% {# W! T0 I
- LDA Bullet_Speed_Data_Ex_R,Y
- F- S/ i0 A5 I- R! D, i$ z% A: H - STA Bullet_X_Speed,X: g# ~( j6 I3 Z: m
- RTS+ a w) g- y T# ]
- Track_Enemy_Ex_X_Less_L1:2 h4 A/ m: y0 V5 {, {
2 P0 i' {1 x. ], w+ o9 ^" q3 H- LDA Bullet_Z_Pos,X
3 c# r# e' R( ^5 P; w+ ]4 M - LSR
4 _7 N/ m7 q- w6 q0 G" B - LSR
! D/ T; \; P ?3 Q z - TAY- Q. |# A7 k6 v J4 M9 ?4 v
- LDA Bullet_Speed_Data_Ex,Y
, ]# Y3 v6 W3 c - STA Bullet_X_Speed,X
0 g6 b$ p! ]. V! s1 L9 g7 r - RTS
" S/ L. i" }1 L - # ?5 P; m: i o
- Track_Enemy_Ex_X_Less_End:
5 O6 E- r% G* a. b0 k8 Q - RTS8 [+ N. }) _$ y3 F% D1 N, Y
5 b' {4 M& h# O- D" \ Q- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X, M/ o1 @3 P$ G; p0 f6 r; u7 {
- CMP #$03
8 K- E; S' U/ }$ L! Z - BCC Track_Enemy_Ex_X_End& _4 G! y W! F6 ]& R' E
- LDA $6020,X6 i1 c$ e$ V" W, v
- CMP #$2A
: z6 b. `: P( c3 I0 x& o* f: t - BEQ Track_Enemy_Ex_X_Greater_L1
4 A1 j& D& F. X6 y% V - LDA Bullet_Z_Pos,X9 u% O- J2 e6 K# W
- LSR& N9 A y6 R; A* E" Y" b
- TAY
; [" R3 x0 \/ D& X4 C8 D$ r4 ] - LDA #$00
/ X% ~( ?3 S% | - SEC: }* [+ x2 b, L( G9 Y
- SBC Bullet_Speed_Data_Ex_R,Y4 g5 ]+ m- s. N& W- Q. [
- STA Bullet_X_Speed,X/ U2 t3 R; e$ |$ I" Y& s4 m0 O' p: M
- RTS& F8 O, ~( \" L# E9 g
- $ A0 ^, C: A6 {& P4 ~1 r
- Track_Enemy_Ex_X_Greater_L1! U* f+ C% Q4 u" ~/ d9 R: ~) w6 P& f
- LDA Bullet_Z_Pos,X
% x' w1 B6 b- A Y. R% R7 p! K - LSR
0 c! I2 W% ?$ ^5 N1 {+ h) k - LSR2 g6 }$ i4 f5 D7 l! E: Z
- TAY
0 q- ~) B0 S0 r- u9 [ - LDA #$00' E$ f5 B% T7 ?7 k. c
- SEC! o3 f6 W2 M+ J
- SBC Bullet_Speed_Data_Ex,Y
+ R% k+ I4 @2 G$ O - STA Bullet_X_Speed,X
9 i- \2 o& A) d+ k5 n- I - RTS. U. h4 Q+ W% j1 ]( ?8 ?
-
/ X0 t' ~- \: x, Q; l. F - Track_Enemy_Ex_X_End:
+ c- m% L2 s* T8 w: c. X - RTS
4 s0 ^. [7 ]: Q/ t, h F9 v -
) F, t0 l4 ^$ I T! w2 D) ] - ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
0 _' K$ h2 N/ M1 C7 Z) V - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上% p0 s' u$ D- r7 G4 t' D% A
- Bullet_Tract_Direction:
% W- i% I% s" v2 B# b - LDA Bullet_Icon,X
' f% `( @" g+ y6 F0 h - CMP #$23
7 ]9 u* E! e) `: r - BCC Bullet_Tract_Direction_End! \/ b( p# Z( h$ ]
-
* ?; J1 M. x6 q x - ; X != 0, ~! r F2 v# c$ ]
- LDA Bullet_X_Speed,X( ?& p/ L" G; @2 d* h, B
- BEQ Bullet_Direction_V' K8 ^0 x6 j% @: b" k5 Y
- 2 E! m5 D2 ^$ O4 A
- LDA Bullet_Y_Speed,X
! y9 P4 x& u% E# t8 F, r - BEQ Bullet_Direction_H
2 X9 e7 w. n2 c2 C. l' G9 P -
j9 e7 k' Z1 Z! U9 t1 H. u - LDA Bullet_X_Speed,X
5 z A3 z2 B7 z' C& J: t - BPL Bullet_Tract_Direction_Right* X8 G; }) Y/ f$ ^
- Bullet_Tract_Direction_Left:, d" m B# w5 p+ s% u& V
- LDA Bullet_Y_Speed,X# a5 |0 y/ U+ W, I8 g# |
- BMI Bullet_Direction_Left_Top* M- A; [# z; x* r
- BPL Bullet_Direction_Left_Down
: V0 W `0 F1 L" y* C) d - Bullet_Tract_Direction_Right:
* | M- h O$ M9 S. v0 Y/ X2 R7 _ - LDA Bullet_Y_Speed,X7 C' V w2 ]+ N2 r
- BMI Bullet_Direction_Right_Top
* c, j8 P7 l2 [8 e - BPL Bullet_Direction_Right_Down: ~8 V$ d" L# _
- Bullet_Tract_Direction_End:5 r( ?6 |0 U$ `% E8 ]* q0 M8 ^
- RTS
, I+ K. d/ R- @, f
- X( a* l; k! I; U- Bullet_Direction_Left_Top:8 R- R! }; c G; _9 L
- LDA #$25
2 B: @$ r( n5 J* Y% G) R* ?# o% V - STA Bullet_Icon,X8 V ^) r4 ^9 P; ]- F i0 f
- LDA #$C07 m4 {0 U8 e! \' @& w
- STA Bullet_Direction,X& B. B4 i( [! o7 M3 d
- RTS
1 O0 j1 N' ]1 a/ r7 W! Z0 A - o9 K$ r5 d3 w5 q5 M
- Bullet_Direction_Left_Down:' B% ]6 U# ]) l+ S$ q. ^) ]
- LDA #$257 }; i9 @. @" ` Q; r# t
- STA Bullet_Icon,X
* h5 _- ]/ K Q* Q! | - LDA #$40
1 N3 F! l3 P( G( Z - STA Bullet_Direction,X
W7 _; B7 K1 G7 |: d5 c6 B" F( r - RTS
7 R8 g6 {: Y3 ?, D - . w5 j+ Y6 R F7 y3 i3 w3 E: l
- Bullet_Direction_Right_Top:
5 [0 L, Y2 @1 F+ g0 i - LDA #$25
0 h; a& a0 H2 D3 ]9 T0 ] V% T - STA Bullet_Icon,X" S6 Y6 e; a; h. P! f) l3 J
- LDA #$80% X0 u0 q3 F. j8 U: i3 q0 M
- STA Bullet_Direction,X
. h% Q0 B2 G1 C& \1 q9 P) W. Q - RTS
" V2 V* r; C3 K% x( M3 a2 o" q
& R7 ]7 w* I$ P5 x. d" t- Bullet_Direction_Right_Down:
& ^- [8 K, c, \, N. T* m( R - LDA #$25
8 B% X, i, T7 f/ O& j3 b: u - STA Bullet_Icon,X, }$ P4 j6 `' K4 j
- LDA #$00* `+ y( D8 O% I# l `
- STA Bullet_Direction,X" _& v$ ^5 @9 v9 a r9 ~& B
- RTS
( _: F& |9 _3 R i) G7 Z
# ]2 h$ W- O( u1 ]/ J" M2 z- Bullet_Direction_H:
/ c$ d1 [; J, Y6 y' n - LDA #$24
+ [1 | h$ n$ n# G9 _! _ - STA Bullet_Icon,X: Z4 X, `8 |+ |. q _; v
- LDA #$003 ]+ F" w; f9 _% N; K5 Y8 F
- STA Bullet_Direction,X
0 F6 [9 `+ m! N: T - RTS
! m2 @- v% t) p! t! U) _. l5 {+ ] - ) V# O- ^- K$ Z% Z
- Bullet_Direction_V:
$ i# ~+ Y! K6 r8 e' Q- `2 [ - LDA #$237 I, T: l2 h* ?' b6 d5 h) S* G
- STA Bullet_Icon,X& Q" B7 w6 F* ^$ X# G$ E+ U
- LDA #$00
3 B' z1 C5 y; d4 ] - STA Bullet_Direction,X
0 a2 K$ ^ V- C k - RTS8 B+ ]: f% j! h! J( p7 {. O! T
- ) R- Y3 S1 c. s; Z' I% Y* e
- Bullet_Speed_Data_Ex:
& b& C+ E0 H v - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
, I. m( P. _! E5 i - ( `2 r' w$ ~1 c5 T- m. j
- Bullet_Speed_Data_Ex_R:' x& d' E. q! {3 J6 o/ C( o
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08. L. y1 Y# i, M: Y& g7 W K
-
复制代码 & c) P5 H2 e- y% x7 N# ] Q, \1 {9 l
, y( l0 T) O( b- I |
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