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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
# D# h5 @- |+ w作者:FlameCyclone7 v7 V& h- [+ H4 X3 n+ k
内容:' B$ N2 f& R. ?7 u
1. 所有子弹追踪敌人0 _) {3 v- P6 Z, J8 n5 M1 p
2. 选择键切换武器
, U: A8 b, s3 F* |1 { 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.com9 V6 {1 N6 Q$ K n; g( [6 h/ m5 G

1 E$ ?7 t8 ]/ i7 h5 }- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁1 ~0 w8 E. C* ~! @ {. f( X( H5 c
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L$ f% ]: ]. r4 {9 j4 s) y
- 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)
" S, J5 E( {2 p( v - - t4 }' S! [( X& I1 I
- ;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 l. ?0 Y, z( J- `3 w1 K9 j5 _. \0 |
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上4 k) |9 q z# n& _) V& v
- / b: k4 b0 N1 v8 | {) `
- Track_Enemy_Index = $60007 Q: K% n9 O6 s9 x, F& S: K1 S0 @
- Enemy_Index_Begin = $6010
& T/ b, \9 k+ W2 j8 @7 e - Enemy_Index_End = $6011
- p. a4 ~* d; i2 x - + W5 r5 W- j# u, x) L
- Loop_Index_I = $6012
- Q8 w4 v3 Q' @: s( A! t4 d - Loop_Index_J = $6013* D. b5 H& O8 j* g6 b
- nEnemyIndex = $6014
( c( c6 b$ f! m3 |1 v- z - Data_buffer = $6015
* f: l+ W4 t2 q/ O9 R; l! b2 H- ^9 X( s - 9 V" V2 A: |/ ?% u# H
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标( D1 b [ l$ c
- Bullet_X_Pos = $03C8 ;子弹水平坐标4 i7 L1 A% b: w, v
- Bullet_Y_Speed = $03F8 ;子弹垂直速度: k$ l% V9 O1 l
- Bullet_X_Speed = $0408 ;子弹水平速度# |) S, M9 t. ? b& I
- Bullet_Z_Pos = $0418 ;子弹Z坐标4 ?! g/ V) P: q+ P
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
) H: X* C0 r" W! h - 8 w6 E: Q* i# x- A% E4 t5 H" S$ m
- 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
. |* G; h8 G! z: p: b7 a - Enemy_Blood = $0598 ;敌人血量+ i4 m0 D: }2 J
- Enemy_Type_Addr = $0528 ;敌人类型
: J: ?% H# ]6 P/ V - Enemy_Blood_Addr = $0578 ;敌人血量8 o! d5 o& _4 K- L
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
: R. F& a3 a) I4 w! ^ - Enemy_X_Pos = $033E ;敌人水平坐标
+ v# R; c& w. d) c$ N - Enemy_Y_Speed = $04E8 ;敌人垂直速度/ i$ ^4 R) [- u+ R" `) }
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸+ @5 v, ]8 f$ P* C/ C
- ( D: { B/ }: @2 X. D2 ^
- Enemy_Index = $83 ;
1 ?8 z3 Z# e3 _6 v. t6 U0 o- W+ n3 ^ - Time_Count = $1A. z* `4 w3 t7 b
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率! `( ?2 a% ?/ f1 f
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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- .ORG $6100) i9 w! o. {! l$ \& r
- Process_Begin:4 |0 R1 S3 f1 I2 k' A J' H
- JSR Enemy_Check
) G5 {5 K. R0 h7 `! N$ o4 e0 w8 l3 h8 e/ v - JSR Track_Enemy_Check
) Q0 f: C$ t7 `* K( @! [2 S - Process_End:
/ K0 b$ N$ U& a" B1 l, |, `8 r - JMP $E54F
/ r# x/ R" d0 A0 N2 ]7 @ - , i g- R: V: ^/ x! e: h
- Enemy_Check:' l' x, `) D5 r' s8 _
- LDA Time_Count1 b: @3 V6 q# w/ m7 [, f/ O5 P! d
- AND #Track_Bullet_Speed% B5 B, y7 z8 E4 r# \: I5 }
- CMP #Track_Bullet_Speed `4 w$ w$ C6 |" n7 P2 q4 p
- BNE Enemy_Check_End, y/ \3 n4 d1 I
- LDX #$0F
z/ w$ F& v8 H8 r - Enemy_Check_Begin:
% m) ]5 \; Y& ^7 }% V - LDA Enemy_State,X
/ j4 b# N! K, c( E - BEQ Enemy_Check_Continue
" ?$ T+ R/ m7 m# v - STX Enemy_Index
; s1 e2 O1 e$ x - JSR Find_Begin_Enemy( M& y" Y& t' o' y, A$ N# O1 K
- JSR Find_End_Enemy
7 e6 n I+ r) G3 r3 { - JSR Bullet_Track/ T/ P% L, ~* ~# l$ f$ L X3 E( k5 W
-
- A. x! g9 B: n- B. r- [- b6 F- n% \! _ - LDX Enemy_Index
2 o% |) s3 t1 t, w5 { - Enemy_Check_Continue:4 W, j# ?9 t6 o7 Z) u$ r
- DEX
# t9 N/ Z5 l6 |+ Q B - BPL Enemy_Check_Begin
4 W5 R- S) [7 ^/ a { r" ? - Enemy_Check_End:/ L9 P! u6 q" b2 j1 W! a
- RTS
' Q$ A5 A; p8 T9 |2 e" l5 y' ` - % C8 p8 v9 O+ ~$ L& ^% \* S6 d7 m
- Track_Enemy_Check:+ R8 L7 P4 d" y- b0 v( T4 y
- LDA Time_Count' M+ l9 N9 Q0 }6 ^ r6 p
- AND #Track_Enemy_Speed
1 q+ [- T O! Z# y% W u - CMP #Track_Enemy_Speed5 [3 z6 \) V: ^1 ~3 M# o
- BNE Track_Enemy_Check_End6 Q8 k/ v$ P" l( o9 y4 N4 c# b. j- t
- LDX #$0F
0 Z. a! J6 i5 j+ v - Track_Enemy_Check_Begin:1 t: ^; d- v6 x9 W }3 @' ]
- LDA Enemy_State,X
7 R- u1 T: T/ q' u4 p& v - BEQ Track_Enemy_Check_Continue
8 u0 b( L( ~8 B - STX Enemy_Index
2 l! j: [( H0 s0 I& Z2 j4 h6 B* F - 5 ], Z8 A. a6 ]0 g5 f
- LDA $40
. ^. Q" q3 _5 V# U - LSR6 q; p- `; u l( H
- BCC Track_Enemy_Check_Begin_L1' v8 s Z- Q g/ w$ Q
-
( I5 I+ J+ c: M4 A3 @6 g - JSR Track_Enemy_Ex ;2, 41 Z% ^- f3 v) D6 N5 k
- LDA #$00, N, X( N c5 ^; x9 c# j
- BEQ Track_Enemy_Check_Begin_L2! W/ m9 r5 a8 l& y6 C& s3 m
-
4 U; {! ~* x1 y: G& P3 j - Track_Enemy_Check_Begin_L1:
2 N* |8 \, }4 _4 ?. K* \' J( r -
- F9 e' m" U. O6 n. ~ - JSR Track_Enemy8 | a3 f6 D2 v: E1 V4 i# S
5 R7 b$ v$ y! t8 o6 R- Track_Enemy_Check_Begin_L2:
2 Z# A7 b E& }5 C! n5 z - & s+ d6 m _7 s
- LDX Enemy_Index
- x. d8 p0 k. G - Track_Enemy_Check_Continue:
' a; P, j6 u1 v; t5 t: ]8 v - DEX
) \& L: A1 e5 ]" J. A7 F( ~) {* t - BPL Track_Enemy_Check_Begin
) d! {0 H( H/ B" r' \5 S - Track_Enemy_Check_End:
' r0 |& p3 y1 a* ?+ w - RTS
) \/ }: ]* o, M4 D) h6 F
7 R& f/ z# S+ h" b' k2 @0 x- , W: z) _0 w) H+ e
- ;查找第一个敌人7 ]9 ?$ g) {9 u: X3 d& E
- Find_Begin_Enemy:/ X' S7 S5 V$ i' f+ T8 l: @9 j0 M
- LDX #$00
+ s, z$ x) [& x1 L# B - Find_Begin_Enemy_Check:' b: x# k+ H3 H# q7 Z Z! P
- LDA Enemy_State,X: Q; o I" j3 _: t7 J! ~' X0 P
- BEQ Find_Begin_Enemy_Check_Continue9 ]2 L% }- E9 M3 W! o. M* v
- LDA Enemy_Blood,X& t5 |' x1 i' t, U5 t; I6 f% b' }$ _
- BMI Find_Begin_Enemy_Check_Continue
4 y& C4 \& o& {; l C) N0 r2 S - BNE Find_Begin_Enemy_End+ r# t9 w) I$ t" N; x; E3 W
-
j7 E6 Q2 Y. b) z9 m& w - Find_Begin_Enemy_Check_Continue:
" L- K1 A$ F: ?7 Q* B6 e - INX f( J/ ?7 X2 ^
- CPX #$10" A6 L; X+ M* j9 U/ T$ { ]+ R: s
- BCC Find_Begin_Enemy_Check
# n+ Z3 f! S0 d6 x! @ X8 t% O - Find_Begin_Enemy_End:" l0 V3 J0 N6 A
- STX Enemy_Index_Begin7 v, T+ J" E' b, j& P: G' D
- RTS$ M- J% B( e9 w S1 j* R" i
- 7 F1 Z* F I- p7 L, U
- ;查找最后一个敌人
- A' a; Q2 E% H( [ - Find_End_Enemy:
; z$ f& H+ P# r5 ^5 l9 h5 k - LDX #$0F& O" X( e, x7 i- Q7 E$ p
- Find_End_Enemy_Check:
: q0 y2 `$ W4 H+ n - LDA Enemy_State,X
+ O: d- S/ z2 v& R" f" c - BEQ Find_End_Enemy_Check_Continue
& x% E/ Y# M' j; ^6 q* G - LDA Enemy_Blood,X# y9 [4 \, j9 v. h& x' ~0 M
- BMI Find_End_Enemy_Check_Continue2 G& |7 w, o; A) ], y. c
- BNE Find_End_Enemy_End
- Q- d Y5 j1 r1 K - 9 d+ k( G0 u. P% [8 U& i
- Find_End_Enemy_Check_Continue:, q+ f2 C5 G3 U/ I) u5 J5 X
- DEX
9 j# P$ j& k- ]: u' j6 |0 d - BPL Find_End_Enemy_Check
4 ]# E8 M: r' I8 I) ^6 h" w# O - Find_End_Enemy_End:
" a' m. w: S" a; G/ w - STX Enemy_Index_End( H4 M* l: H \, o
- RTS
. V+ ?+ B$ r8 E3 t2 A+ v. ]2 R/ x
1 y" n& g$ Q: k' \& X4 Y- ;子弹追踪
& D2 p# g4 t6 V. d1 a& d7 M, V - Bullet_Track:6 u3 t3 Y8 l& j
- LDA Enemy_Index_Begin- w1 b' Z% ~6 u( u: B) [1 P: x: m
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;5 q9 T9 d& z3 r9 V" a
- LDX #$00 . v; ?# S i: o7 o
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
! `( A0 e$ q& R - LDA Bullet_State,X
: T1 | p7 z! a0 ^& @ s! i - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
( Q* m3 h. w! Y' ~( w - STX Loop_Index_I" q( `, x' { m- u
-
$ b2 o% J# h8 v4 F1 @/ r- p' H7 A$ S8 U - JSR Bullet_Track_Enemy
8 S: t$ X- C5 X+ w4 j6 g3 f: _- L - JSR Bullet_Tract_Direction
; n8 n/ Y! M/ I( w7 R* b9 k( P* L$ C -
0 ?, W( Q# N* T- q+ K( `' F - ;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% t9 x; M7 }. x ~% A1 `) ?/ `
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;7 s/ j0 N" o5 k1 O
- LDA nEnemyIndex
* |+ X9 G- N% E0 y/ d- v# R4 ] - CMP Enemy_Index_End) l* H$ w) h, [, r }7 v
- BEQ Bullet_Track_Check_Continue
( p2 w/ b5 ~0 H0 T - BCC Bullet_Track_Check_Continue
2 K: j4 N5 R* y& X5 ] - LDA Enemy_Index_Begin v" `! U* h3 I" R7 d
- STA nEnemyIndex3 b& k) a2 j4 l% W' a$ q
-
6 w0 x2 R/ X7 C' g, e; ? - Bullet_Track_Check_Continue:
0 X7 ?5 C5 [: y8 H# k% Q* I3 d" \ - LDX Loop_Index_I
. f" u+ h+ n" E+ i - Bullet_Track_Check_End:
9 g9 _. ]3 b8 k# i; C1 ?% ~ - INX
3 ?( b& j, M2 f& ~4 Q4 d& x1 G9 K - CPX #$10( u9 l+ [, S/ k- l* Q. ?/ h# R
- BCC Bullet_Track_Check
; c( S$ D* P! r/ J' Q: l - Bullet_Track_End:
6 g) \0 l! a2 O: f+ P1 ?* S) H- K - RTS
& ^+ f# u, W3 V, ?5 u- g" [ -
' f' J# A- p$ o2 [ - ;给敌人分配子弹# ?/ o6 \, L0 M: G" O+ X4 N
- Bullet_Track_Enemy:2 u: E* ]: [9 w4 n( H9 T
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
; i7 ], g1 A1 [/ X+ Y6 _7 i2 i6 U - Bullet_Track_Enemy_Check:
) w& \6 K: S5 `0 @2 Z G8 K6 s - STX Loop_Index_J4 I4 ]- t4 k: a5 Z7 r
-
* R* u$ j: f7 o0 X: p - ;if (0 != nEnemy[j] && -1 == nTrack[i])3 V/ {9 v* v P) y* c
- LDA Enemy_State,X
" W- U# r# k+ h7 {2 y; r( {: q - BEQ Bullet_Track_Enemy_Check_Continue f: G4 E1 V7 ^) v7 G
- LDA Enemy_Blood,X% ^% D. @- W3 c& T. @
- BMI Bullet_Track_Enemy_Check_Continue* d1 J, k+ N4 R3 T E
-
4 r; \5 P- O! T! f* [. a- \ - LDX Loop_Index_I) s: \9 Y2 L7 k; ?7 w( @3 A6 n! _9 S
- LDA Track_Enemy_Index,X
! X! a5 M! ]' ?! V7 b. l* s" h1 v - CMP #$FF( _8 ~2 S9 K' `* R! F7 q$ C
- BEQ Bullet_Track_Enemy_Init, m$ h# a R" v- \
-
* Q2 y( L P% B- y% d8 ]1 B6 r3 h* R - Bullet_Track_Enemy_Init:- u9 x& x; c( W2 z
- LDA Loop_Index_J# K4 u) a4 ^' h; _3 k
- STA Track_Enemy_Index,X ;nTrack[i] = j;. m; G5 X0 [" t8 K! |3 S9 X n
- & T8 J& N& _. s/ B. L
- STA nEnemyIndex0 ]* U& n! [9 J9 Y* I! P/ m! V8 k
- INC nEnemyIndex ;nEnemyIndex = j + 1;
9 d' R4 }; T8 D$ a" c9 w - RTS ;break;, y/ |+ \* n W% |: F+ e
- \% G0 `: k2 @; A, I- Bullet_Track_Enemy_Check_Continue:
9 Y+ l$ d( z* C3 X3 O- H - LDX Loop_Index_J
( D5 p) U; r6 e" c - INX ;j++6 K' V0 s' j" Y
- CPX Enemy_Index_End
( l* e3 [) ?9 b% X/ n - BEQ Bullet_Track_Enemy_Check2 \- i6 D0 {+ i4 e8 W: R
- BCC Bullet_Track_Enemy_Check
! U& i% L# D. @% Q - Bullet_Track_Enemy_End:
( A& ~7 |9 L, W* [; f - RTS# n) W8 c( ^5 n) e+ x
- " ~) e# H* M, p7 _; [" Q( m# c
- Track_Enemy:) B* I4 {4 p" J9 {
- LDX #$0F4 ?8 Z/ Z' L9 l V3 j$ b1 a
- Track_Enemy_Begin:
+ G( Y. ^- m7 S) S$ H - LDA Bullet_Icon,X* _4 O" N7 [+ \( ]- }9 g/ |
- BEQ Track_Enemy_Continue. [$ ]' T1 c& g0 V" |& M& O* m
- LDA Bullet_State,X/ h: @3 g$ u5 f9 B
- CMP #$01. p# V7 k2 \8 I
- BNE Track_Enemy_Continue
: z, d* J! l# X9 i7 I. U -
- Y5 N/ ^/ _" a8 ] - JSR Track_Enemy_Process7 w! f Q" ?) h; T# U! @' y" S9 |- D
-
' c; L" Q- u; y# R' }, i - Track_Enemy_Continue:! p" o9 m( J# o3 \: i+ W
- DEX# R0 v) J Z6 _( f: E2 T) k
- BPL Track_Enemy_Begin
. t$ C2 ^ P! O1 S0 I - RTS% a4 Y' i4 ]7 ]* s4 j; L% G; N
- 5 q& N# s7 t+ D& A, g
- ;普通关卡, Y1 Q) g5 d+ c; V
- Track_Enemy_Process:: X5 H' R; Z5 [# z% g
- LDA Track_Enemy_Index,X
, I4 k4 D; ~5 ~% s+ m - CMP Enemy_Index* |. f. X8 J8 N0 C. I- [
- BNE Track_Enemy_End8 [ ^+ ]! w, h
- LDY Enemy_Index1 x% w3 c+ J/ r- ~. a6 }$ l' c) k B5 k
- JSR Track_Enemy_Y
1 Q( [; W4 p6 l; z9 r - LDY Enemy_Index
$ m2 k, i! K0 P" L - JSR Track_Enemy_X) z4 I# q M& V( v9 d+ O
- Track_Enemy_End: U" j. D- f( T( ^" x
- RTS$ } ~8 {& [. r, b4 H6 O
-
2 J+ m/ i% T1 z: T8 c% I- c! z- u - Track_Enemy_Y:( W/ j4 \ M" F" G, I' Y, g4 C
- SEC3 A! f8 ~' J, F$ E6 s: S) n2 S
- LDA Bullet_Y_Pos,X* s( ?1 r& j) _
- SBC Enemy_Y_Pos,Y+ i2 P5 m, R: ^( B* [; e% W% @
- BEQ Track_Enemy_Y_Equal3 d3 H( S8 l) S. _8 l4 L- p
- BCS Track_Enemy_Y_Greater; P) P8 c- O! q" d
-
, k! v0 I9 ~0 V+ o1 e - Track_Enemy_Y_Less: ;子弹Y < 敌人Y M9 C& \0 p. J
- CMP #$FC
. C. K" g$ N) a3 u: d - BCC L1_1
G- I* m. _- q! [& b - CMP #$FE
, z o" g, ~( s - BCC L1_2
& i5 k9 A6 \7 o2 o$ H - LDA #$00- Y% D5 U3 ], _, s% ~, H! W
- STA Bullet_Y_Speed,X
% y- L2 p0 f1 v( r2 R( [ - RTS
T+ H! `) @2 c1 g3 c9 j- T - L1_1:
9 v6 x/ H- E5 m7 A - LDA Bullet_Type,X
3 \2 J& |; Q, W: Q3 A3 {( S6 D- P - AND #$0F
! N0 R& n; @ a: V- X+ ^ - TAY; J) m. s5 M% Z1 G, p
- LDA Bullet_Speed_Data,Y/ V1 N {8 v" u: D* O; h
- STA Bullet_Y_Speed,X
1 a0 V" X# x( o' G" |4 _ - RTS
4 M" A! z4 i; H4 C - / L: G2 U) W& h
- L1_2: ' E. z8 |8 v; _; k) N5 ?
- STA Data_buffer, e( A( g# ]& b+ u9 Y3 H
- LDA #$00
/ S& J. @: w* J1 L - STA Data_buffer6 g. U7 ]: J2 n
- LSR2 p/ a4 G3 _9 z4 ~
- STA Bullet_Y_Speed,X
. D- U! x: a9 ]* E$ c7 |' b, E - RTS/ \. h( D d% e0 I3 n
- / X R* \" A1 m. t0 J& ~
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
! a' Y- ~* x; X9 k3 V/ A3 k3 S - CMP #$041 Q! D& n! e' o* G( }% z0 v
- BCS L2_19 ?! w- V8 t4 I2 J, [
- CMP #$04( y8 J/ s6 R2 V& r5 s& b
- BCS L2_2( G, I: @/ ^8 O# z7 o9 ?
- LDA #$00) u* D/ Z* S6 E
- STA Bullet_Y_Speed,X
+ T/ q5 L) E( T% b1 j( `3 s - RTS
0 g: @9 C; Y; ?( y1 H4 ~8 b - 3 {- L0 h" Y( [4 U! u" y
- L2_1:
) K; ?4 S# f9 @. H# N8 H6 B" s# @0 \ - LDA Bullet_Type,X
. j$ c4 Y1 L4 H1 M( A( p/ ^5 V/ P - AND #$0F3 d$ S( L0 n4 R* {' l! a
- TAY
( c' |! C7 x+ O ]% D - LDA #$000 w4 Y, I5 L; a0 A
- SBC Bullet_Speed_Data,Y
: M& |2 i5 T( c! q* l - STA Bullet_Y_Speed,X6 f. V' Z, B* A: n& {7 M
- RTS$ ]- I+ g j$ ~3 ^: ^/ p5 O. c
-
7 N% k* C* Y; w# j: D5 F5 i1 F - L2_2:& k& m1 N( s) U7 s1 k) G2 R1 ]
- LSR
5 x2 D0 L, c1 n - STA Data_buffer
m0 n" H& M2 U5 h) d - LDA #$00
4 m8 j3 x: H5 P, i) [! k" t! r - SBC Data_buffer
( k2 P+ J# w7 S4 N - STA Bullet_Y_Speed,X
/ r5 b1 b+ B* C; ` - RTS
* g8 V. g# T) |" p! f, F: Q -
" r! B; ^& B! Y, n. v - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
x# }; l# h- v6 C" z - LDA #$00
: r% t% |. F W0 ~7 C. ` - STA Bullet_Y_Speed,X* Z0 Z: S6 F. `& j
- RTS: e' [, }) j+ _# H' ]
- 9 f& m0 D' E; e- `
- Track_Enemy_X:1 U! ^( u0 l7 g7 H! K Y
- SEC/ ]/ y- p, {9 V( t
- LDA Bullet_X_Pos,X: w$ Q! N& `1 w5 M
- SBC Enemy_X_Pos,Y3 m( x0 U! r- W5 l# H4 ^
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
% n9 X* z _( H' W$ V# Q - BCS Track_Enemy_X_Greater ;子弹在敌人下方: o' N( r3 K4 X6 v$ w: o4 M
- * W. w0 n. b; U, J
- Track_Enemy_X_Less: ;子弹X < 敌人X6 v- T6 {! i9 D: A* V
- CMP #$FC
- g b- G0 r* i7 u0 v* {1 w - BCC L3_1- u T3 b- c4 ~& r+ K
- CMP #$FE
* h' h; f' I/ A4 W - BCC L3_2
2 P4 V* _. s7 E2 o* O - LDA #$00
6 B& _ a! ^* B6 l" {* J. G8 \ - STA Bullet_X_Speed,X
' L0 g, ^% k6 T9 u - RTS
6 U. u0 ^' ^$ E O+ d: e - L3_1:
$ m" v2 D8 W: Q E! K - LDA Bullet_Type,X: `$ w- j' v% g# `3 I- M
- AND #$0F
% u( Z" {5 ^" {1 g5 O - TAY
1 s9 v5 c! O. n - LDA Bullet_Speed_Data,Y( f4 i) H2 N% Y6 X0 T2 S
- STA Bullet_X_Speed,X* V. m& K7 Y) S+ a& U0 R0 |
- RTS
" Y6 e& u$ ?" N* o8 D - L3_2:
% p' i/ Q) h; L7 T5 V' Y - STA Data_buffer
2 ~. [9 [( D( ~/ q: B - LDA #$00
$ w7 }3 m- M$ {! i+ k( | - STA Data_buffer
1 R/ \6 i6 E& A. Z1 j M7 I- \ - LSR
7 p0 f2 q6 x6 k* P% L$ j/ F/ l - STA Bullet_X_Speed,X# M n( p8 {/ [ d
- RTS: K& ~; ~" |" D6 q7 x& i% [" ^4 d
-
4 g: q3 _. [$ P, G; N- J- g& v) V - Track_Enemy_X_Greater: ;子弹X > 敌人X9 d0 j, |& c* E9 t) v5 J
- CMP #$04
6 V* g; p2 `+ _7 p" p- M - BCS L4_1
& e" X: K3 G3 a! p9 i7 g' x# } - CMP #$02
& h9 r& P$ N0 B2 a \6 Y6 x - BCS L4_2
. F( O" N; g( a/ W - LDA #$00
% W4 Q) h' A' d- T# c r - STA Bullet_X_Speed,X
/ ]! R6 Q: T6 Q) C - RTS0 ]& Q# q* `" J0 k% q+ m7 F' c
-
. l f% ]& \ q# S/ P - L4_1:
! b9 \$ b- k/ X. F3 t - LDA Bullet_Type,X+ z% A: G& r: {3 j, a& s% @* g
- AND #$0F5 t2 k' j, z- G3 c
- TAY- u6 I* K$ N. W
- LDA #$00
( ^; Y- z2 M# d% M5 j - SBC Bullet_Speed_Data,Y9 H" J$ j0 Y" Q+ j
- STA Bullet_X_Speed,X
, P, Y/ z' X; E - RTS
& M. P# M/ P. k9 f+ v1 d9 _6 Z - L4_2:
% i6 ~3 G2 N" t% s3 w% O! j) _ - LSR
/ m6 d2 Q n& T - STA Data_buffer
! Y0 T& `3 o8 t& A8 Y* k( x - LDA #$00
1 o4 R- J$ V# Q - SBC Data_buffer5 R& a' L8 k* d
- STA Bullet_X_Speed,X/ A& O: z# _( y
- RTS M. A* q! T3 q; r, Z! C$ k
- : F. M4 G) I* C3 G4 ^
- Track_Enemy_X_Equal: ;子弹X == 敌人X3 V* ?/ F: e1 f' J' [" o7 b* c& t! A7 Y
- LDA #$00
$ L) |% o- i$ @. H- u) K* m! E - STA Bullet_X_Speed,X# K5 T4 N2 V. s( G4 M
- RTS
7 R9 O2 l% C# H1 O+ H0 c) c' b! D - ! [ b- \7 ^7 i& x- g* B' N0 K
- Bullet_Speed_Data:9 ]. Q) ^6 A6 n% S1 a4 g! V6 B$ N
- .DB $00,$03,$03,$02,$03,$03
& ^5 t; H h; F1 }: V- O1 D O/ ? - M8 Z4 u: T5 q4 O$ U% P {. f( `
- ;2, 4关
& k* w6 S% B% ]- R. N4 I - Track_Enemy_Ex:0 s4 P, c2 |: |5 \5 R9 Z3 g
- LDX #$0F" k( s( ?, c8 {7 T
- Track_Enemy_Ex_Begin:) d$ Q0 ]+ i s _- _
- : P7 C* r% J& ? R
- LDA Bullet_State,X
" T" n) y/ U) M - CMP #$01$ p5 y0 G' V6 D
- BNE Track_Enemy_Ex_Continue
5 f6 w/ {4 x! Z0 [+ K) y' O - 2 h- m" Q; q, g3 Z
- LDA Track_Enemy_Index,X: J6 ` h/ l6 I' y5 F) g! K
- CMP Enemy_Index% I" k+ s/ w( e. I3 ~1 i
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
3 a+ l2 K1 x! f- ^2 x9 h - : g8 {8 l7 s* n! u( z" L6 w9 B" l9 U. [
- LDY Enemy_Index
0 H: X$ O9 p2 `: G- N: R) X - JSR Track_Enemy_Ex_X
; E/ V" U7 o9 X/ f3 I) N9 H5 g; q/ W - 2 a0 U1 H8 M% B B
- Track_Enemy_Ex_Continue:
" L; q0 J4 M& _% D6 K, L$ N& q! _ - DEX
* S" l$ k7 w7 F - BPL Track_Enemy_Ex_Begin# w$ o4 q3 F3 w
- Track_Enemy_Ex_End: w7 z( h* t' F2 B
- RTS
% ^' ?6 n+ M" @/ ` -
1 B5 R3 m' d4 g8 v$ x9 } - Track_Enemy_Ex_X:3 }0 w5 ]: V! b& }- w6 U* e
- ;LDA Bullet_Z_Pos,X) g8 z* k6 K. k; |! E
- ;CMP #$04- M4 K; x M# s- f$ r; |
- ;BCC Track_Enemy_Ex_X_End7 @/ d( v9 _8 a( ~# `& i2 v0 L% e" H
- SEC
) L5 ]0 Y" M; m. }; O - LDA Bullet_X_Pos,X
" O2 _. P! `! z3 E: p! S - SBC Enemy_X_Pos,Y4 E2 u: P2 |2 e+ ?7 v' `0 O9 a
- BCS Track_Enemy_Ex_X_Greater. D; X8 U! t: w; g+ A5 U
-
% |+ G" c) A. ~% E T B6 V - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
) S6 I* W9 E2 V' {% k3 K% m. _" P - CMP #$FD
4 w2 z+ x2 ^' O% x - BCS Track_Enemy_Ex_X_Less_End8 B0 j) c! H$ _5 ^/ [: U$ i
- LDA $6020,X7 e/ |6 J E ?5 `& U
- CMP #$2A
* @4 [# {0 H& n! S( p - BEQ Track_Enemy_Ex_X_Less_L1" z2 h& J7 `/ C& F4 P
- LDA Bullet_Z_Pos,X
) W6 g. V! S6 \+ Q, w9 W; R) h( p - LSR
/ M# b7 K4 U% S" Y+ M - TAY2 r( q6 R% |$ \- p% k$ @6 C
- LDA Bullet_Speed_Data_Ex_R,Y
?8 J( K7 I; t - STA Bullet_X_Speed,X: h4 O6 Y! B% P0 M
- RTS
' B0 l: t( I) d" u: u - Track_Enemy_Ex_X_Less_L1:
" k7 y$ t2 b6 a- P5 E
* F% p, ^) y/ p2 G& k+ N- LDA Bullet_Z_Pos,X
& M2 a/ d: K4 S$ n - LSR
5 O1 ~! L( G. _ - LSR
$ o* t; h) }4 L4 V4 s# S4 [7 p* p0 T - TAY/ }) e1 Q4 b4 w* W1 L& A
- LDA Bullet_Speed_Data_Ex,Y
5 S [& O3 w. O. k! n' D. v - STA Bullet_X_Speed,X( B; |2 d& W% w3 v
- RTS
# X7 o2 @) ?3 c; o$ f3 Y -
% W- f' c V# H) O - Track_Enemy_Ex_X_Less_End:
& J! _1 Q6 `0 M - RTS) q* G6 T+ L- C& n& t+ }% @& J; \
- + n1 O+ e& W2 e8 c
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
- K# ]2 A! ]6 {6 K - CMP #$03
/ x u8 i7 Z0 ]; _9 X - BCC Track_Enemy_Ex_X_End" D* l' S$ `0 q9 I! }
- LDA $6020,X; v* x8 }$ f* ?' s4 O
- CMP #$2A
. v( `4 | k* b - BEQ Track_Enemy_Ex_X_Greater_L1& Y- F9 w! a" ?
- LDA Bullet_Z_Pos,X
5 W( I: i/ F- A - LSR
$ F% a$ B# i: y) O" `% @9 U - TAY
& j: T3 V2 M; s6 b. @$ s - LDA #$00) P3 q0 e3 z: o: N# ]2 g
- SEC
; {6 C0 |% ?! W6 U. H% D3 T. N - SBC Bullet_Speed_Data_Ex_R,Y
' ?9 G2 i, H. T0 |7 l - STA Bullet_X_Speed,X0 r% \ E: L: d# j
- RTS
' c ]' h1 `! T1 F# d/ } -
2 ]4 @' F6 r; t) v7 b - Track_Enemy_Ex_X_Greater_L1
( l# b1 n/ C8 p% ? S8 q ` - LDA Bullet_Z_Pos,X% _. U% n6 N/ Q/ y* a
- LSR. A$ w2 w4 g! T' B2 T
- LSR \" F I1 h2 n% v, w3 n+ F4 G8 H
- TAY
@6 c4 Q \& m5 p5 x0 ~ - LDA #$00' }) z1 ^' Y2 z
- SEC
7 ? t" W: ^0 @6 N! l2 v x - SBC Bullet_Speed_Data_Ex,Y+ A. T& i# N* y" E# [1 Q3 F& J; J6 M
- STA Bullet_X_Speed,X. u) O/ t; |' [# G0 v. ?3 T/ e
- RTS# j! Y: ]( D$ b5 q) b4 L. L H: V
-
b. e# t$ V# y0 x5 k - Track_Enemy_Ex_X_End:
; V- u) U) y, Q+ G9 f2 z2 o% m, G" ?: b - RTS
* l8 d' F( T% g2 s -
/ U0 g+ l# o) H) _( j% u - ;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)/ D' \& @& e+ I0 q; {3 }, {0 m. {: p3 O
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
9 y5 ?* y6 e& f( m- t - Bullet_Tract_Direction:, s/ g5 L' c' R
- LDA Bullet_Icon,X
- V+ @ ?0 v* \ - CMP #$23, h) j' [3 Q/ O: {
- BCC Bullet_Tract_Direction_End
* A- z0 c$ | Q2 R -
8 ~9 X; `+ T& L8 @- K# h! L3 \, n& `0 X - ; X != 0
; T1 i# ?* k' `3 y9 o1 Y- P3 ~* I' ^ - LDA Bullet_X_Speed,X
0 o' V7 r4 ?& h, c, V5 i - BEQ Bullet_Direction_V; Q/ v, m0 c3 M" z
-
0 I9 ~: z( z4 M - LDA Bullet_Y_Speed,X
! y. j( s6 o I- K: N - BEQ Bullet_Direction_H X) T& y9 M3 K
- , ^1 K' H: s# u" k& `& }! I
- LDA Bullet_X_Speed,X! f) E" M, t5 J+ W% ^; [
- BPL Bullet_Tract_Direction_Right* Z0 h( [5 c( P$ g
- Bullet_Tract_Direction_Left:
3 D2 u) S3 T2 [+ H, `( J$ | - LDA Bullet_Y_Speed,X- g, i# h& z8 G3 V* F
- BMI Bullet_Direction_Left_Top2 n$ q$ I. v" ~/ K- f! c! I: V
- BPL Bullet_Direction_Left_Down
- E* K; `1 Z% x( ^ - Bullet_Tract_Direction_Right:2 }9 m" e& V, T9 w9 f" _
- LDA Bullet_Y_Speed,X4 R+ P. w6 ]9 W" J
- BMI Bullet_Direction_Right_Top! x$ X2 C. S9 O% Y: X) P" e
- BPL Bullet_Direction_Right_Down8 {. `, {: B; L
- Bullet_Tract_Direction_End:! B! G* Z3 W5 q, y; n/ G8 ^6 [
- RTS
3 F8 U- H0 {5 v - 3 F4 Q' e" y. p7 t" f
- Bullet_Direction_Left_Top:
. @2 o( \4 O1 P' e- E I - LDA #$25
( g. p" p$ S ^ - STA Bullet_Icon,X" O. y8 N L$ |( ?- k9 f* |
- LDA #$C0; A8 H- V" D4 _0 y- \
- STA Bullet_Direction,X
5 @5 D. E, q9 m2 w2 s: T - RTS
& r9 W- [# @ D. u2 M3 {& U - ; `; k& A& [; E) D: H
- Bullet_Direction_Left_Down:
; D0 f' w1 r9 Y2 v- Q, ~! g - LDA #$25% v+ O/ t1 M8 R+ _
- STA Bullet_Icon,X% Z5 c& g2 S, x j# P- C- J9 ^+ U
- LDA #$40
5 ^5 {* i- Z; g. E - STA Bullet_Direction,X
# r! G: c# `+ q - RTS
, n M3 @. C& N4 V - ) g' D; H) C$ b# C; d
- Bullet_Direction_Right_Top:
) d9 p% g* k- g# h - LDA #$25
6 X5 N! W" A( O% w: p! m - STA Bullet_Icon,X. K- _0 \' Q8 G
- LDA #$80
& `+ [1 X% o* a2 X+ B; n - STA Bullet_Direction,X9 G- b p2 D5 \' d! v, l
- RTS
0 v, U- s' t# L) `$ f
5 w: U6 l( h) K x; y1 v t' c- Bullet_Direction_Right_Down:
5 ]- e* }- x2 I; Y: m - LDA #$253 n; J$ _& u& ]# E6 A8 Y* ^
- STA Bullet_Icon,X3 p* a" }+ ~. T9 w9 c
- LDA #$00
" [5 z9 r# u% S% e7 R% p" v# A - STA Bullet_Direction,X+ M& Z) k. t |5 ^# Y
- RTS
' ^& o+ F: D% p, w - 2 @- H& x. n8 @ I' B6 _
- Bullet_Direction_H:1 S9 x) Q, ^( q1 }" f
- LDA #$24! W5 a, X8 j6 |
- STA Bullet_Icon,X; |8 a8 @, p8 |; h$ l
- LDA #$00
& E( f- `6 `. W, _0 d; z3 i1 h' p - STA Bullet_Direction,X2 f; T q7 G; b5 f2 W1 X
- RTS
+ y: _: `+ y8 l2 h: A
4 l7 E( v* H- d7 o* N- Bullet_Direction_V:
' P9 Q w3 x5 [- v' L/ c/ R Y; H - LDA #$23: Z5 h0 I. p1 Z0 |6 o3 V
- STA Bullet_Icon,X1 R7 }* N. {5 a
- LDA #$00
. r# ^' Z* Y: j, X3 X1 R. D - STA Bullet_Direction,X
0 U9 f3 w4 G+ |& U - RTS/ J$ N$ o M# Z8 I+ r% @, Y
- 0 n: B) R" F3 w! E6 _/ r7 b0 m
- Bullet_Speed_Data_Ex:
& G8 {7 q2 p! O b" s - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04% L0 x( s9 |/ L0 K1 ]
-
( |. M$ c6 J$ K2 y+ N - Bullet_Speed_Data_Ex_R:
3 \: O% x d* i# A& @, m3 s f - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
8 t! c3 p0 S/ @; j5 o -
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