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[FC][魂斗罗][J][追踪弹]) C- M1 `% l( ?# O' a7 z
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时间:2023.04.30; c6 d# O+ p2 V/ [3 u9 T2 ^* v1 s
作者:FlameCyclone! d% D& T3 G, Z1 t7 Q" O2 Y
内容:4 X0 j$ m) t5 C; l! H: O
1. 所有子弹追踪敌人% s9 `. E. w1 l
2. 选择键切换武器2 E3 U; ?- T' S! v* T( {4 r
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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' {' d# v# d& ~" K; f9 w% dflamecyclone.ys168.com
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, q( A3 d( P' z0 n- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
3 j% _1 y+ w. `7 s0 e - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
. d) Q% l( a! W6 A* { - 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)
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7 O# U. M- D7 ~- ;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)( ^+ D0 d3 ?5 M, y3 _
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
3 M* A! t. k# E* y% i! K - 5 u" W- h/ t+ f& l& U6 u# B
- Track_Enemy_Index = $6000
, c9 n& U3 p$ g2 a, z+ D - Enemy_Index_Begin = $6010' h8 J' Z6 V% X$ n- x! G
- Enemy_Index_End = $6011
" F$ r! F) M- y; M
# C: X+ F( s# R4 o) P* |- Loop_Index_I = $6012 j9 J; U7 }. u3 p. a% I
- Loop_Index_J = $6013
$ N( f+ H, d% H0 v" B& I - nEnemyIndex = $6014# W( h1 ^4 y, u8 {6 K
- Data_buffer = $6015
" n* q; T' x# i1 [8 |9 n4 U* b - 6 o- q6 R8 l! V) \! x
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标' {2 `0 G, V m L% Z% w
- Bullet_X_Pos = $03C8 ;子弹水平坐标
0 m$ b6 J5 K0 v& y- W( \" b - Bullet_Y_Speed = $03F8 ;子弹垂直速度
9 G' h" i9 B" g+ f( b' y - Bullet_X_Speed = $0408 ;子弹水平速度. O" p* i( [5 h- P7 i7 \2 E6 g0 r. g
- Bullet_Z_Pos = $0418 ;子弹Z坐标
4 Y9 P1 q( b. x* |% [: U - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P# ]+ J1 K5 x7 Q: ?& e% o R
- - w/ ^$ a' S. E/ \- E
- 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
4 n% o" D' U# o1 `/ M. h - Enemy_Blood = $0598 ;敌人血量" U) h& j7 {6 n" x5 o$ n4 J
- Enemy_Type_Addr = $0528 ;敌人类型: ]. i% [. O" H7 c% \
- Enemy_Blood_Addr = $0578 ;敌人血量
# N, h# I$ l T* H - Enemy_Y_Pos = $0324 ;敌人垂直坐标. l- i$ c+ a: s; p
- Enemy_X_Pos = $033E ;敌人水平坐标
6 y f" D+ q1 Q! O0 S" ~( c$ L - Enemy_Y_Speed = $04E8 ;敌人垂直速度
; ^, k6 S! Q) i$ o5 ] - 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, ~" U; I2 J( ^2 x7 X
6 E: j' N7 R1 `: @# F" |1 {9 Z, ]- Enemy_Index = $83 ;
6 y5 H. |0 ?" p' O+ y- C - Time_Count = $1A
" {0 ]' G" {" d$ O! r! J0 e - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
5 V& I& {; ~5 E* Z' J - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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- 9 y7 b$ i* e7 @
- .ORG $6100
7 z* g. \+ n3 \ H; v2 R# Q; v - Process_Begin:
5 c! Q! r: C+ _, v0 Q' t - JSR Enemy_Check& ~5 d& M" X, F1 R1 }- Z4 F% ]
- JSR Track_Enemy_Check! ^9 E. e6 f& J! r% m
- Process_End:' G# j% e7 ~9 |9 W: F$ v
- JMP $E54F$ q$ ~$ q5 O6 a g f, r+ ]
" Q. Y" M+ ~7 |1 K+ A- Enemy_Check:: J$ s+ G8 y ]# r3 q
- LDA Time_Count
. y) ~% X) m% z1 r9 j/ T$ r, t3 _" ` - AND #Track_Bullet_Speed/ E6 B$ T- k6 g! e; x$ Y5 S7 T
- CMP #Track_Bullet_Speed
; b% a4 a0 c* G' W- q8 r& G3 S - BNE Enemy_Check_End# S; v7 v) ]( w4 v4 d
- LDX #$0F3 P2 v$ f* Z/ Q( i& l% b
- Enemy_Check_Begin:" \; l6 K3 y2 t5 h
- LDA Enemy_State,X
& U w1 l2 @) U3 e- m2 I- k - BEQ Enemy_Check_Continue
- ]+ s- g% }. ] G1 Z( { - STX Enemy_Index, v" a) P4 ^; t6 q' C. p7 q
- JSR Find_Begin_Enemy+ X% ^: ~" S* {- D$ U4 U' ^
- JSR Find_End_Enemy
6 A0 g. Z: y7 m+ T e - JSR Bullet_Track
% D/ m! s; I5 u, }% M' a7 S - ! K3 _7 \ H* J# n& c" g( g
- LDX Enemy_Index
: y4 N- I" q# R - Enemy_Check_Continue:: J7 g4 D& f: g8 i; z" ^/ e
- DEX
7 q( }5 v3 n0 Q+ t" E9 k - BPL Enemy_Check_Begin) k6 P# u/ Z/ K$ E Z8 q0 u" u
- Enemy_Check_End:
' b# j- x$ Q X - RTS
4 }$ L+ C; `/ I" n" U& z+ Z -
* q$ p+ U5 s* L" p" U; c# Q" x - Track_Enemy_Check:
5 r/ ?! {' a+ T8 S& R* j9 d F - LDA Time_Count
$ L* r5 f4 ^' B - AND #Track_Enemy_Speed
4 A% X2 W2 V' u/ G8 z; u - CMP #Track_Enemy_Speed
- [- q" g) s+ z* B4 p4 _& B - BNE Track_Enemy_Check_End
O. `1 \4 V6 \6 v- E7 i - LDX #$0F7 }: s2 D, D% E1 v8 i
- Track_Enemy_Check_Begin:9 ^8 T1 D( M6 z* s2 V, @& ^* Y+ d
- LDA Enemy_State,X
; X) r; \' `3 P% t - BEQ Track_Enemy_Check_Continue* Q/ v2 t: f) y# u; T4 h4 r
- STX Enemy_Index% {6 C' K1 M& z3 f5 R; H
-
9 z0 A$ o8 v' E0 r% u4 {' _ - LDA $40
# c- O! z; u. b7 N1 @) V3 O7 A - LSR8 H2 R0 y7 w7 M+ s; @
- BCC Track_Enemy_Check_Begin_L1
# ^6 I) p, f& _0 j- p4 p' S# U -
8 P1 f+ B" Q% x; \* s' b* p - JSR Track_Enemy_Ex ;2, 4- Y% }2 C: x. Z/ p6 X
- LDA #$00
4 B/ L1 _% ?0 V, T9 D# K8 Q - BEQ Track_Enemy_Check_Begin_L2
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- Track_Enemy_Check_Begin_L1:
2 b4 d2 G1 Y3 ?7 s K" n - 4 p2 r9 ?* r6 V7 N+ n
- JSR Track_Enemy
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- Track_Enemy_Check_Begin_L2:9 f8 @3 h3 k) U* ?( H* w( ~0 G2 c
-
* k, h8 e2 g8 ]. Y7 I - LDX Enemy_Index
% M& m% O) C* `7 J9 N0 \1 Z }% e - Track_Enemy_Check_Continue:
) ]9 M( ^$ v7 c; I- M" H - DEX
8 ?) N1 o% `* k( v0 M' E: a* b - BPL Track_Enemy_Check_Begin
9 G+ a! G8 {# K, j( n - Track_Enemy_Check_End:
% Y9 Y* E- N& S9 Y8 }( P6 h - RTS0 Q9 P; ?4 U! f8 ^. n
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: T* h" B: G# C H- ;查找第一个敌人* N; e: Y L- s! I6 Q: |1 D
- Find_Begin_Enemy:( l; _* C( L1 [, T4 D3 N
- LDX #$00 G8 I. a9 L! V! O6 X4 }7 f) I) L
- Find_Begin_Enemy_Check:. G8 N/ r3 ]# W! x/ g
- LDA Enemy_State,X( X; P9 x- R, ]$ K1 l& E
- BEQ Find_Begin_Enemy_Check_Continue
/ A" R8 Z1 z2 g, i - LDA Enemy_Blood,X9 P) Q9 m5 ^6 I- k( t6 n) b
- BMI Find_Begin_Enemy_Check_Continue! F' M1 E) y# ?6 R0 o/ P( O J. r/ h
- BNE Find_Begin_Enemy_End7 { P5 k# U: s! D: Q* |! f
- " ^1 I/ C% v6 J$ J' L: g y* b
- Find_Begin_Enemy_Check_Continue:
9 G7 {; [* V5 o, b! ` - INX2 @$ b0 @. H, }, i+ ^
- CPX #$101 n. {* J- V8 E. z8 C6 m2 t( u
- BCC Find_Begin_Enemy_Check' S, c* l3 [+ x/ ^4 Y' x; U
- Find_Begin_Enemy_End:
" J- D( O5 \- h7 v& _6 d - STX Enemy_Index_Begin
( N! M4 G! Z C7 [; y+ q - RTS
, t: i& o- m& @1 X - % Z2 ?7 M$ S' g7 Y/ z& S; {. o% T
- ;查找最后一个敌人
2 O3 s, Y% M7 d( @# |# g - Find_End_Enemy:
+ t, c2 M; l4 T - LDX #$0F
: N( t4 c4 S# N* _) g/ a - Find_End_Enemy_Check:
- E- `6 ^1 y% |) j8 N- ^0 K - LDA Enemy_State,X4 z1 v. d8 U o( O
- BEQ Find_End_Enemy_Check_Continue5 O9 u; K) N9 g( I& V$ W/ t' w" W
- LDA Enemy_Blood,X8 o# X7 V6 j3 ^5 B) q. K3 C
- BMI Find_End_Enemy_Check_Continue
5 q4 p% K0 _% i6 | - BNE Find_End_Enemy_End
; N% H7 D! D S* ^% t& y - 8 d( k1 O+ k/ f( X+ N) @3 b* U' V
- Find_End_Enemy_Check_Continue:
% w" K% R: w9 o7 {6 H - DEX5 G4 U3 e# W; H: H
- BPL Find_End_Enemy_Check
, j0 P* {, B9 D! ]8 j4 [) K - Find_End_Enemy_End:
3 _( Z6 j( n( B8 z# T8 O* Z5 m - STX Enemy_Index_End4 ~3 T Z: ^( e4 R( B. C8 i
- RTS0 G4 g, |% N7 W" V; Z* ^ V* e
( h4 {5 S" ]0 f& G+ Z6 I. N g- ;子弹追踪
( h' K5 y2 i' a - Bullet_Track:/ m' U& E, Y& i2 ^
- LDA Enemy_Index_Begin. V3 }$ r/ y: I: q: }( g1 |) R
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;. s# Z3 @- m- K1 \: [4 v: Y$ k% P
- LDX #$00 + x' w0 Z; w: U5 u4 P
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
* o% k! k3 O' L, B - LDA Bullet_State,X+ o2 Y/ _" N% v$ ?- O, N
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
" {( ~. Q E7 N1 e5 r# f( X/ Q - STX Loop_Index_I1 b9 D# n2 j7 k& q
- 4 Q: D/ U* r2 { P( U. h
- JSR Bullet_Track_Enemy3 ^% U% |* N# b h, Q
- JSR Bullet_Tract_Direction
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- ;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: \# j* n1 I0 [; j6 P+ Q( o& `
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
# W2 S1 F" J& P6 }' d/ Z - LDA nEnemyIndex% V, K! I2 M" C2 x" b" j; x$ t0 A
- CMP Enemy_Index_End
$ \ q6 S+ [ U; m u4 Z+ j; i - BEQ Bullet_Track_Check_Continue
3 b5 w f. ~9 H& n - BCC Bullet_Track_Check_Continue
& l/ S4 V/ U+ A- @ - LDA Enemy_Index_Begin$ Q, u6 ~; v3 B' B4 q8 G0 b% D( _
- STA nEnemyIndex, Q! _$ h# E' S$ D' w
- " e1 a( Z1 `8 J
- Bullet_Track_Check_Continue:
/ O% X; \: o3 Y7 m' m; _ - LDX Loop_Index_I- X8 M( |; n4 V3 D
- Bullet_Track_Check_End:4 c) v$ a. a; P# z; |
- INX+ {0 D( O& w, v. ?
- CPX #$10& h0 Q% [, l; a2 t2 u/ t0 j
- BCC Bullet_Track_Check* `/ C, u# S" F* u! T* H, y
- Bullet_Track_End:1 x; [# O4 K; z4 \/ @
- RTS+ o- q: X5 S" b0 J& E; h
-
$ D! d. a* s4 P1 [0 P- W% |5 a - ;给敌人分配子弹7 `' H8 L9 v% u3 e; l
- Bullet_Track_Enemy:
I0 b- U/ T% r - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)6 z! s5 [7 L1 X( G9 y, B v% @
- Bullet_Track_Enemy_Check:' Z6 G6 l: b& h7 e
- STX Loop_Index_J
0 [4 r. z7 p% a9 C' V) v/ j -
' Z9 Z, {1 {7 q2 S5 m- } - ;if (0 != nEnemy[j] && -1 == nTrack[i])
( T+ e. j: b% X" Y! ~ - LDA Enemy_State,X3 {3 T; U0 U4 }6 \. }
- BEQ Bullet_Track_Enemy_Check_Continue
7 a* _9 @/ s2 ]' C& R( q: l - LDA Enemy_Blood,X7 `* T# ? d9 b5 A8 X9 ~
- BMI Bullet_Track_Enemy_Check_Continue( ?$ |5 l; P: k: ]) j
-
3 J5 \" t/ h6 R2 k' P4 |: M - LDX Loop_Index_I6 S; t3 V! Q: v
- LDA Track_Enemy_Index,X9 y2 `$ y, }: {
- CMP #$FF% G6 V' P1 f e7 X9 ~- |
- BEQ Bullet_Track_Enemy_Init
; h/ T+ D9 K. G4 M; H" W -
- |9 x1 n8 j: o6 T) n% u - Bullet_Track_Enemy_Init:
. C" W8 w3 D+ o" p9 u! z - LDA Loop_Index_J( }1 V: z9 a9 R- N+ n ^% A" {; y! z
- STA Track_Enemy_Index,X ;nTrack[i] = j;8 Y* p/ a/ C5 B. [
- 3 |1 x6 |- L# p! |
- STA nEnemyIndex
' {6 A7 J" ?6 C) P) I" `9 P" t - INC nEnemyIndex ;nEnemyIndex = j + 1;
3 a: T/ e* K3 E: q: E6 Q" G - RTS ;break; e% B0 E/ ]$ c/ f7 P
0 f8 T+ G4 H( ?) x- Bullet_Track_Enemy_Check_Continue:- V: \2 W: a7 U2 s7 l
- LDX Loop_Index_J
% x1 [( m; {2 F; M4 O: B$ M. K* l! J - INX ;j++8 Z1 t. i& J8 y
- CPX Enemy_Index_End Z; ~+ l0 j' [5 j0 o" E9 f
- BEQ Bullet_Track_Enemy_Check% i4 ?/ d p0 h
- BCC Bullet_Track_Enemy_Check
& x& a) m/ t/ w" Y+ r( v - Bullet_Track_Enemy_End:, e1 j! }" `- c7 j( O- d* K
- RTS, Y$ @' X5 L9 n N2 F
- + @. L4 h- Z! L; ~6 z. X
- Track_Enemy:* g# o* u- u! W% h
- LDX #$0F
, g, }% k$ K8 L( I - Track_Enemy_Begin:
5 ^/ N( ~) \0 [/ T8 @ - LDA Bullet_Icon,X
# z6 Y' r; g# k - BEQ Track_Enemy_Continue
& Z0 Q# W6 m/ H+ G8 c1 x8 i& i7 I0 | - LDA Bullet_State,X
) z! q' u. N. O% r8 ^0 v/ C - CMP #$01
, S* Z% A H$ k0 k - BNE Track_Enemy_Continue% T3 ~) |3 M& Q( w/ @+ P
-
: j9 R' _" L7 C" m# R& T - JSR Track_Enemy_Process
+ m% q) U% x3 \% [ - 5 A# t9 K* \ X; ]4 y% Y. `! P/ Z6 t
- Track_Enemy_Continue:# t5 L" q- s: w& p. R3 h k" y
- DEX9 L6 R2 p1 F& z3 O( |
- BPL Track_Enemy_Begin& _/ a5 v' | i
- RTS1 Y1 V# c& F. l- P% V
! I& q1 M# W; _6 ?& x- ;普通关卡
/ x* a- y# \! I$ z' h. n5 O0 E$ O - Track_Enemy_Process:+ _2 b3 \0 @: S; q& W
- LDA Track_Enemy_Index,X
* z" H) l( h, h/ s7 { - CMP Enemy_Index
$ |) t) s. S! }- `& p* Q2 R - BNE Track_Enemy_End0 q7 ?/ e, t S4 ?
- LDY Enemy_Index
; H" e4 r. Q9 m2 u - JSR Track_Enemy_Y# w, v: T, w% W X, e$ I; W
- LDY Enemy_Index. E: c& |7 s! g C. s4 N/ J
- JSR Track_Enemy_X0 t& _: T. f- x. p {; Y% ]
- Track_Enemy_End:
2 T& S+ v3 Q6 B8 e7 j% ^1 a: ~ - RTS
/ @$ m1 H9 e, Z9 P9 T. V# F -
! i; N# A2 w: x* W - Track_Enemy_Y:
) \4 `( n ]+ C9 a - SEC% U1 H1 U) ^# `: C: y
- LDA Bullet_Y_Pos,X1 d7 {0 U8 H5 w
- SBC Enemy_Y_Pos,Y
. u2 [( Z: b, @7 _- ^ - BEQ Track_Enemy_Y_Equal: K/ @3 t: @5 l+ s) S3 C+ w
- BCS Track_Enemy_Y_Greater! f0 V- g9 B) N$ I& R7 K- n0 R; L
-
7 O- t; v, _# e* \# d - Track_Enemy_Y_Less: ;子弹Y < 敌人Y0 N% X4 _$ }& o
- CMP #$FC: |3 \7 A# O8 T1 K9 {7 f
- BCC L1_1! B1 R. j$ d: \1 ^' f- p F3 j/ N$ }
- CMP #$FE1 F0 b, K" W$ M4 k+ d
- BCC L1_2( l7 i$ q- c8 z: `4 t7 l/ W
- LDA #$00
1 V' v( v; \8 m. m - STA Bullet_Y_Speed,X
7 s( ^4 X0 G% u. b - RTS
1 a/ Y) i: {2 X4 l; _ - L1_1: ( x( Y0 ?+ q) k8 @
- LDA Bullet_Type,X2 z/ e8 R* @+ o$ `/ F
- AND #$0F
5 n& D! j _" O* t; `' e* i: Q - TAY) r% U8 t) ?/ x0 Q
- LDA Bullet_Speed_Data,Y7 Z, I( }7 R& z. m8 m# P
- STA Bullet_Y_Speed,X6 c6 L1 u- c% _% R0 H& m- @( X
- RTS
/ L X6 m+ i" Q4 B% n3 j
- E% k' B! u4 v) ]- L1_2: / y5 x) |/ a- p1 j; |% R' j. Q; p
- STA Data_buffer5 i! N7 Z( r* S8 @ ~) A
- LDA #$00
4 Y# T- T* I% q - STA Data_buffer! l6 Y. l* b! H! B% P
- LSR
2 I3 M: {1 a' ~2 _! V {. ?: O - STA Bullet_Y_Speed,X
5 j8 \5 n/ I- E$ ^: n: \ - RTS( Q, T: N) j h1 `3 S1 b
: i/ ^$ x7 X) u8 ^" |8 [- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
$ ] m6 Y8 z8 i3 \8 _ [/ A% v3 } - CMP #$04+ [6 w1 x R% n8 ?2 T
- BCS L2_1
) N( M' }/ P$ Q) O% h! p+ A - CMP #$04
v [( a0 e* {" E, i$ x6 b" P1 G, i - BCS L2_2
! \+ U' ~* c6 W5 Z; `, j - LDA #$00
. Q, j$ U1 o( `2 ^9 Z& ? - STA Bullet_Y_Speed,X
% s, x( O; y, C. @1 |& w% V - RTS
. t3 m3 H' ~. z( z9 U. N -
6 A8 j9 Z5 g4 i% L - L2_1:
" X# u- W( X* K% n4 _5 l! N - LDA Bullet_Type,X
# O P- `4 j# M# } - AND #$0F6 M3 I+ x5 s' H, p
- TAY+ D3 D% p/ Q& n3 v% ~
- LDA #$008 a( i0 E1 ~, z& l( R6 W
- SBC Bullet_Speed_Data,Y
7 r) I% Q9 _6 F' m6 x( [# C' k: P - STA Bullet_Y_Speed,X
% @' x8 V4 `2 V+ X2 f) c5 o$ c6 x - RTS: e. W. L) X/ [( J+ L" \) _
- 3 V3 m1 F0 q* h7 c
- L2_2:
+ v N$ F, d! B- y - LSR k* e$ c+ v3 T( O' }
- STA Data_buffer
: f/ ~2 @, k. L4 b e1 P+ _ - LDA #$00- z# @0 l- T: ~) `# z3 u. d
- SBC Data_buffer7 z- C# n1 c' ]* `4 ?3 T6 o8 k# k
- STA Bullet_Y_Speed,X
; k" K0 S+ ]; U$ S! i0 G - RTS( F3 S h7 ]6 Z; y. X( F, n* ~; I
- # y2 L* R# D! r) H
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
6 ?& S5 V# ?8 N3 Y - LDA #$00* h& ], r1 d5 k1 u
- STA Bullet_Y_Speed,X
( n. v* F" _" @ - RTS7 q6 t% k6 e5 X$ w, Y6 H
- , V2 |+ C8 s( Y9 L& Z
- Track_Enemy_X:
5 }8 j; k: M! P/ }3 c2 C8 ?7 C - SEC6 L w8 f2 f8 A; g2 y" X0 d
- LDA Bullet_X_Pos,X
; c* h3 Y& W' I8 [% i( K% Z& `7 l- q9 E - SBC Enemy_X_Pos,Y% a6 R" r9 u7 X* ]$ T, I1 h! v0 s) q- W: K
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X+ M% c5 q5 X1 M" ]
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
) t, ?4 @7 F2 y x- n; D -
# j( z/ H2 u, N) `. O' @ - Track_Enemy_X_Less: ;子弹X < 敌人X$ E$ b8 L, b1 [$ W8 z- U3 s
- CMP #$FC
8 M6 r4 [( | F1 b: c8 z4 M - BCC L3_1
. i" I8 X* b+ i* @8 v z - CMP #$FE
( c1 _; \& _! s' {# U - BCC L3_2" I6 n1 J% X) z
- LDA #$001 ]+ X5 \4 ]% ?
- STA Bullet_X_Speed,X% m5 e7 m' I& h2 Y! X2 a/ y
- RTS
* C0 @) l/ I: O, Y+ u# k" Y4 r - L3_1: , J* k* C+ x8 F3 x8 L
- LDA Bullet_Type,X. s2 a, o# \$ A! L4 T8 X* ~
- AND #$0F J1 |! `3 d2 [# S
- TAY
2 E" r& e+ x6 S7 ^0 ? - LDA Bullet_Speed_Data,Y' e2 r9 D9 \' H* I
- STA Bullet_X_Speed,X
1 D; _% N j2 i1 Y- o1 ? - RTS9 L. K7 _ K% w. C0 q
- L3_2:
0 G- \& i/ p# c- O& c$ S& I - STA Data_buffer
: B* c6 [* q' \) T! r* }- n+ C3 ~3 f# e - LDA #$00
& }: {) x" _0 ^, G# S - STA Data_buffer) t3 F6 p: {& h' X
- LSR
# l R3 L8 L) e1 m$ U b/ a, e6 H - STA Bullet_X_Speed,X# l$ X3 F, S, W( `( y% k
- RTS& \- n5 K2 z) C7 @# ~5 _' k) g0 {
- / U' h2 e+ |# {# [4 @
- Track_Enemy_X_Greater: ;子弹X > 敌人X8 u/ A" l2 F5 F$ U2 r
- CMP #$04
8 }1 o( y) j# k$ o- A; _ - BCS L4_1/ \. o" P8 F* k' h9 I. I
- CMP #$022 w7 o( x: g8 ?" B
- BCS L4_2# ~1 t6 D' I4 s. \# u
- LDA #$00
}0 P, |* I) @! J. b, ~ - STA Bullet_X_Speed,X
, i5 f, c+ J3 n. G. K - RTS
% r8 ?( D1 @/ \( u -
8 f* P4 a0 B2 k$ p I+ q - L4_1:
6 a& d, f# U) L$ ` - LDA Bullet_Type,X2 I% ]9 m, n# ^0 T& y# Q8 P
- AND #$0F
5 E: \$ @. d4 M' S/ Z7 N - TAY+ h7 A- q; x1 [+ Y+ E. l* Q
- LDA #$00
6 [, x. C& }3 z! N/ h- f - SBC Bullet_Speed_Data,Y
. L; H a" b7 f - STA Bullet_X_Speed,X2 }& \- z$ T/ H4 l" |
- RTS
% \! H- w( g7 I. f5 q - L4_2: $ C. q# a, ^) I, y
- LSR
3 K3 H1 g) i" h7 J - STA Data_buffer
D7 [$ m7 A: {# K3 @$ _ K2 n, o - LDA #$00! h) B* l. J, y* K' U
- SBC Data_buffer
" ~3 B4 I0 ?. r+ z P$ ?% L7 y - STA Bullet_X_Speed,X
X" m( _: y% f0 y - RTS
' p, A! H' Y0 D4 t7 j' L# g -
% c3 r G- S8 p4 S- S - Track_Enemy_X_Equal: ;子弹X == 敌人X
/ S/ \* e( m$ ^, T( l: ] - LDA #$005 q5 Z; _, D- T! W
- STA Bullet_X_Speed,X
- E1 n/ }/ \: w; ]7 Z9 R - RTS
7 _1 A/ P$ Z" b; Z9 i. H0 L -
1 Y; F6 ]" S1 R0 v - Bullet_Speed_Data:* t& m8 L- a! G* r8 i$ A
- .DB $00,$03,$03,$02,$03,$03
2 g7 ~3 n. {/ q9 ^+ r6 C: h! D. M - % I6 E1 Y& s& p
- ;2, 4关7 R6 c5 [% z# i2 b% O, g
- Track_Enemy_Ex:
) x" W+ p& Q0 m' j5 w- H# J - LDX #$0F/ V' z6 z6 L8 s- U! [
- Track_Enemy_Ex_Begin:
& l3 y9 u5 q; R/ Q
/ Q5 L) Z. o1 V" {: v5 Q- LDA Bullet_State,X
+ f1 e. G& p5 }) _ t% K3 G% C$ T! f- { - CMP #$01
v: y9 L+ Q" C/ v - BNE Track_Enemy_Ex_Continue
9 z3 [2 _: V( K* {) M) X - 7 v2 N r6 v. m2 t
- LDA Track_Enemy_Index,X
( x+ n/ K2 g" B5 T& V& a1 \3 o7 { - CMP Enemy_Index
0 a( I: S; b7 Q& c0 t. v - BNE Track_Enemy_Ex_Continue ;匹配追踪目标, J4 Z$ C: F8 I" p4 D9 @
-
+ U4 k$ V7 N5 j - LDY Enemy_Index$ a3 p/ n% [0 r( A( Y) t
- JSR Track_Enemy_Ex_X. \7 k2 Z ^, S
- # I& j$ k6 Z! ^' C/ ^- d: ^
- Track_Enemy_Ex_Continue:% I- |6 i( f% X9 |9 C
- DEX( d- A/ i% G# v9 z, O* i
- BPL Track_Enemy_Ex_Begin- F9 U! [3 Y8 B; P# p
- Track_Enemy_Ex_End: _' r/ W8 ^5 }1 ^
- RTS1 W; x) q- b9 k: p
-
o4 u& ?' y: P* N. @" U. F6 _! ? - Track_Enemy_Ex_X:
9 F$ N7 Z' t" n3 E( H8 d6 v# H4 |+ { m- X - ;LDA Bullet_Z_Pos,X
& ^3 ^% T0 h/ y. ?- f- f - ;CMP #$04' p) L) Z" w3 ]" @+ f
- ;BCC Track_Enemy_Ex_X_End
1 p' W# W* T: ]/ f - SEC
4 g8 M# r$ T4 f9 J) j; @ - LDA Bullet_X_Pos,X% @% g _0 S; U
- SBC Enemy_X_Pos,Y1 W( @) X+ H& B" _: ^! J
- BCS Track_Enemy_Ex_X_Greater
$ l; a" w9 D* e0 }$ [1 c( [ x3 j -
4 h/ M( m. N# t; h8 t3 ]* p - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X* Z# M& ]+ T3 E
- CMP #$FD5 ?; p, E3 Z- N1 e1 b8 l
- BCS Track_Enemy_Ex_X_Less_End
8 g+ X$ w8 U/ |) Q5 f - LDA $6020,X
( Q8 r2 ~: b& n5 I2 C - CMP #$2A
# k9 E, V2 o& I# E - BEQ Track_Enemy_Ex_X_Less_L1
* x* o/ h1 W) T5 i) W4 F - LDA Bullet_Z_Pos,X$ x4 n- Q7 l- I) C8 O+ I( M
- LSR
3 e( K' D }; ?8 g* R4 e - TAY
& g2 J' N- k2 L" D6 M6 ]# i5 W. ` - LDA Bullet_Speed_Data_Ex_R,Y
@ `& G. h% H B - STA Bullet_X_Speed,X
( M2 F) l+ f8 j6 L6 |' M - RTS
5 s3 \9 V+ L% K' e- ^: Z - Track_Enemy_Ex_X_Less_L1:
) n# g' V# T9 E: D# |/ T, W! ]
6 n9 m% v m0 U7 _* u1 o o3 H- LDA Bullet_Z_Pos,X
* B @) w) C8 V - LSR, d# E4 N+ p5 D4 H+ R8 N9 _* \5 h
- LSR% j' r0 o2 b# o: n: r' {
- TAY
5 p. c7 l* t \4 {' F - LDA Bullet_Speed_Data_Ex,Y3 Y E9 p, y& N4 a
- STA Bullet_X_Speed,X
9 f' v- M! C( ~4 f2 o$ c' N" Z - RTS% c! P: f: d5 E9 f! [# Q: r! D. r2 {
-
$ C8 u( V* h) Q( O - Track_Enemy_Ex_X_Less_End:8 W! U# M8 @/ R. X5 o
- RTS! [3 p) v! L" P6 \2 p7 e. ~' J
- " H7 c5 b8 S' e9 r U7 L6 z
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
0 N7 i. ]) l4 D. i- A7 W - CMP #$03" _/ m6 H1 g [3 W1 s6 A/ n
- BCC Track_Enemy_Ex_X_End2 k( M( C, J$ F, w2 }* ~8 S* J
- LDA $6020,X
0 ^! t' g4 X4 D. ] - CMP #$2A
) b* L. A& |5 v+ S, f: U! u* ~' J - BEQ Track_Enemy_Ex_X_Greater_L1
& S6 Y2 H2 O* o3 E6 C+ W - LDA Bullet_Z_Pos,X
7 ]1 Y: y5 l+ q( n3 L0 X - LSR- s# x( P& @8 [+ }+ T
- TAY
" Y( a8 o5 \3 N. \# W% K, u5 u - LDA #$008 m* n) M2 z& U( `# ^
- SEC3 a- m" n/ Y9 E) O6 \- N
- SBC Bullet_Speed_Data_Ex_R,Y6 E1 Z! `9 w( L0 s# [
- STA Bullet_X_Speed,X4 p: E) `3 z3 m" V" }& F
- RTS, J; ?; Z9 s* s7 j
-
& R p0 W5 }: w( f( J& t - Track_Enemy_Ex_X_Greater_L19 m+ p E8 u2 W2 |
- LDA Bullet_Z_Pos,X
& F1 q& E8 t* d- p7 }# [* P - LSR8 I- `3 ^$ O( j7 A
- LSR
! h2 O8 G8 i% H& R/ q - TAY" w6 J/ ^( `* x4 o6 M, V- E6 x9 J
- LDA #$00- v! E+ {: i8 d7 G
- SEC
: V8 z& H8 y( \" m& F7 o - SBC Bullet_Speed_Data_Ex,Y
" d5 G% k* [! B4 P# A - STA Bullet_X_Speed,X% y+ y7 d% T- `! L
- RTS
* V. A) P9 K1 P L, X- F -
* C; r5 P3 Y J - Track_Enemy_Ex_X_End:. N% E; z3 r! ]- u
- RTS
, F, Q# ?2 ~$ M: `9 U* b1 m6 n -
. _$ A% B' c1 f( g% [$ G: d. O - ;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) Z* w" {. t4 A9 i% ?, y
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上& ?4 g& m4 d* Q. V7 ^1 R
- Bullet_Tract_Direction:0 [7 `0 Z! t7 s4 N: ]5 x
- LDA Bullet_Icon,X, f* |! a: @' ?5 c
- CMP #$23
2 a8 k/ g0 [1 Z1 x' { - BCC Bullet_Tract_Direction_End
9 `1 i9 ~& Y' G8 F; p; S1 d. W -
6 W w/ Z, t( x: U8 r! D1 C - ; X != 0
; t. z+ T+ _$ @7 N( O - LDA Bullet_X_Speed,X, V1 m5 F b$ H0 w! W
- BEQ Bullet_Direction_V
U2 L( r6 [& j' S9 I$ G* V - ! h" l3 W* v; u5 [6 D; d
- LDA Bullet_Y_Speed,X- y# F) E' L. G; [9 c+ b5 p. a
- BEQ Bullet_Direction_H
$ Z6 C% j4 t+ K- }* }8 M% \ - 7 U& n3 {! F5 Q
- LDA Bullet_X_Speed,X/ ~ q$ M2 n( _( R
- BPL Bullet_Tract_Direction_Right: R; L4 _8 X# R q0 a
- Bullet_Tract_Direction_Left:$ R: s. Z4 E& A
- LDA Bullet_Y_Speed,X @) Q8 ^% w) C, v2 E N9 [
- BMI Bullet_Direction_Left_Top
7 |5 |- R, s8 K$ t0 n; l - BPL Bullet_Direction_Left_Down
+ l; h6 t9 C' A$ }& O - Bullet_Tract_Direction_Right:9 h4 U) q( P! A+ B0 k, H9 _
- LDA Bullet_Y_Speed,X" H" o4 w- I1 m! Y c' \, x9 v- }
- BMI Bullet_Direction_Right_Top
) U+ l' X- a6 ^- t - BPL Bullet_Direction_Right_Down
6 Q) b' R: B4 g6 r0 X) ^% D7 D - Bullet_Tract_Direction_End:6 K) V5 O0 Z% w( G) E8 B+ v* j; ^
- RTS" m/ D' P) {8 N! q
- / y" G- l/ C. ^: ]
- Bullet_Direction_Left_Top:. o T U, @* E1 Q/ ~
- LDA #$253 w$ C/ ~0 z1 ^( v! z
- STA Bullet_Icon,X4 n! c6 K+ Z$ J' K* p$ X
- LDA #$C0- o8 z2 k% g! \& f" N
- STA Bullet_Direction,X% Q6 I$ m% a& P* G% Y. S) V
- RTS
: q: N4 L/ A) c2 @0 H: U8 J3 i% l - * B( j- P) A( f
- Bullet_Direction_Left_Down:( t: z! O5 ^ J
- LDA #$25. N3 p) `+ [ \0 u ^* H
- STA Bullet_Icon,X
/ ^4 w$ {) X$ |' U2 O% k: G - LDA #$40( b# D; h3 {4 X! e# }
- STA Bullet_Direction,X; P: w6 m: Y, {0 H; M% Z
- RTS6 A7 \ s1 g2 c, u
- " X0 W- D6 S! F6 b4 K Y% [
- Bullet_Direction_Right_Top:2 G$ D* r- K2 k. G
- LDA #$259 u9 u/ G9 \! A( d$ @
- STA Bullet_Icon,X% ~1 d* U$ j4 N. p: g
- LDA #$80! U# f. e3 O4 }" b' @
- STA Bullet_Direction,X
5 R0 r& H$ p/ l5 z# ?5 ] - RTS0 F$ n5 U* a3 j, ~1 u6 a+ j! U
- R" Y7 e* o$ l. J* y+ S
- Bullet_Direction_Right_Down:1 O* w/ I8 n& i2 |
- LDA #$258 q* u9 r) w- S. v7 E, F- i
- STA Bullet_Icon,X
% z8 o5 N0 R/ F+ ?5 ]0 ~ - LDA #$00
) k) j" }( R' [0 C8 G, N" d - STA Bullet_Direction,X
0 j. \- k7 j' q! c3 F - RTS
0 d$ Z+ Y3 ]2 @/ F, b4 g/ X - 0 ~& G- ~/ t4 X( @# n7 {; C y% d
- Bullet_Direction_H:# d" p, y. a/ c$ L
- LDA #$24
( O/ o; C6 d Y% i - STA Bullet_Icon,X# E, |7 `/ \* T
- LDA #$00
/ p. I5 U; f* x* x" F - STA Bullet_Direction,X
5 C; \" U8 C! y) ^; r+ P - RTS
/ b- M, u k4 c, ]+ J4 b& D - . L% j9 M S( A) ^3 x
- Bullet_Direction_V:+ l# V& x, n# Y5 H
- LDA #$23
! D! R, w2 R6 r1 z: f4 r0 A - STA Bullet_Icon,X; d$ K6 k! k( s5 g' A, \. d& s
- LDA #$00$ T4 q9 ?3 h2 b% q& D1 S
- STA Bullet_Direction,X
6 P# j1 u' s1 Y% V - RTS9 |0 [# {9 K8 V a# b- X
7 |/ n7 ?2 O3 r/ |- Bullet_Speed_Data_Ex:
2 r6 B+ y7 n9 ?1 ]- k6 S; r - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
: h! }4 F+ L x1 I -
: p( |2 T3 M7 j! `" w& L# \ - Bullet_Speed_Data_Ex_R:
, i$ m0 t2 p& X3 ~ - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
C1 V8 n+ R8 r) P* Y/ ] -
复制代码 ( l9 B$ \4 H. ~
1 @4 K0 G: u9 E1 W( U9 G$ K
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