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[FC][魂斗罗][J][追踪弹]
4 M& h2 M% a; d/ D+ z
8 J( O) h# v9 V. x时间:2023.04.308 ?4 l) [6 `0 B0 n" H2 _0 H
作者:FlameCyclone/ K4 y2 k/ N9 r1 I. v
内容:
& h: h$ P! ^! w/ c 1. 所有子弹追踪敌人9 @! _+ x+ x8 G9 P$ v' ^
2. 选择键切换武器6 L" |7 ]% O5 _5 y
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! { n! W8 r) ?" y( [; G9 z
' Z1 \8 l Q" b+ Kflamecyclone.ys168.com" f/ m# P# U6 m. ^
$ i% N M$ S3 v+ V( v# Y6 J4 ^& ~
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
" R0 [# s! Z3 W# K - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L' y2 C" S. L8 C" [
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下) G# M. s: |' S* m/ f: p2 ^$ [' B2 T
- : d/ p( s# s4 a! s( K2 y& A
- ;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)
6 V/ D, X' H* R4 y) V# p, Q( M4 h - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上& w. Y0 k, \. d# t
% m* D0 v+ Q. G- Track_Enemy_Index = $6000
! ]) z. Q/ |2 l2 R4 s0 S - Enemy_Index_Begin = $6010/ t- Y7 E" ~7 V( Q, H
- Enemy_Index_End = $60113 ?" t7 a; _ w; B# s( ]6 c4 a
- - S6 h% v. R) X; Z
- Loop_Index_I = $6012
& g6 M+ A8 B: r, G. V. u - Loop_Index_J = $6013
) [" W0 R2 C' A6 \ - nEnemyIndex = $6014' x9 T: O# M4 u/ l
- Data_buffer = $6015' M. `. ~; W6 p! a! X
- ( ~: J5 n6 E, V. b
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
# d/ |, A( o. n2 j$ z - Bullet_X_Pos = $03C8 ;子弹水平坐标
) c. d0 z6 G+ S7 d: O - Bullet_Y_Speed = $03F8 ;子弹垂直速度
1 B2 \6 w$ W$ m9 K - Bullet_X_Speed = $0408 ;子弹水平速度
+ I- t5 \7 _9 a' C - Bullet_Z_Pos = $0418 ;子弹Z坐标
( o$ d& R2 F# E! p2 Z; z - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P' @$ {7 j( Y: S5 a
) ~! e1 L$ R) m/ a- 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
' K6 I/ u+ w! K2 p - Enemy_Blood = $0598 ;敌人血量
5 ^% V6 |' U/ d$ k' l - Enemy_Type_Addr = $0528 ;敌人类型9 Z1 x! \& X; t( e# V
- Enemy_Blood_Addr = $0578 ;敌人血量
3 h4 l% f' {; t& Y. B6 `! Z - Enemy_Y_Pos = $0324 ;敌人垂直坐标" t) o Y0 D. u+ j0 ]8 o
- Enemy_X_Pos = $033E ;敌人水平坐标1 h Q$ Z! k& E9 X
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
" L+ c' |, R5 J: f7 u% O* e ? - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
. h! G, N( k! n6 c6 n$ i - ) w- D7 p: T! P0 U9 X
- Enemy_Index = $83 ;
7 ?0 E: P2 b8 r% j" e - Time_Count = $1A% X7 \- b4 n; M: M) T! s* Y
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
* j( V- `, |- \9 i, k+ S/ B - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率& X$ F* g5 O0 N$ _( G* M1 @
# s. @) y1 V0 f) @4 s+ G- , w1 U" M( c+ h' |! J/ P; _
- .ORG $6100. }( O& l% S& O. }
- Process_Begin:+ F2 X. I, ?" o9 _; @
- JSR Enemy_Check; W+ c) a" b* Y, I! L
- JSR Track_Enemy_Check
6 a% G% h) d' f N: D6 l - Process_End:3 W9 |$ D4 F9 B. [
- JMP $E54F* ]) m L! z+ j+ P
- ! _! W6 \. J7 f2 }) o: o: f1 G
- Enemy_Check:$ o- U, t/ T! H( G6 I
- LDA Time_Count1 W, W0 C. B0 N# ~; y
- AND #Track_Bullet_Speed8 k- Q- E+ F0 ^# \5 j* f
- CMP #Track_Bullet_Speed
9 _. R( g# g; R+ ^$ ^$ a - BNE Enemy_Check_End, K; {3 G$ N8 `/ @: C1 D
- LDX #$0F
& Z2 F) T# f1 v; r3 f - Enemy_Check_Begin:5 s5 a$ y( q* K" m# j' }" J* l
- LDA Enemy_State,X( W. G9 e3 }% ^
- BEQ Enemy_Check_Continue" X6 r6 J5 ^0 V8 C. J9 r
- STX Enemy_Index
' d. K! x v+ z: r+ a2 R5 C/ w - JSR Find_Begin_Enemy, `( t6 ?" S( E3 T
- JSR Find_End_Enemy
) `/ s$ `( ?& U1 S; y: p9 P: r. [0 p - JSR Bullet_Track2 C5 v. A& @& A
-
# {$ z( y* V, s1 [2 _7 H - LDX Enemy_Index$ b4 B3 E- ^3 c/ f4 p" ?! e/ o
- Enemy_Check_Continue:+ J& R5 y4 e5 [4 Z! l7 A8 V M
- DEX
% R2 Y/ H) @ W* R% H: |# i9 x - BPL Enemy_Check_Begin
) x, J/ Q3 R2 q/ m* F6 X$ e8 C - Enemy_Check_End:1 O( x, N2 p4 }; O8 R& I
- RTS$ o" m; J- L: W% D. ~% m) I4 u
-
, {" \4 Q+ Z! x0 B4 H5 U! S - Track_Enemy_Check:
+ s) P- q4 z" w) X - LDA Time_Count p5 _* c6 g2 |+ S8 [+ r! I9 M
- AND #Track_Enemy_Speed1 o+ r j$ y, w! T# T9 }
- CMP #Track_Enemy_Speed3 H1 U. q% U1 F' |$ y( d( x
- BNE Track_Enemy_Check_End
7 ?. }7 Y2 l. ^% H3 ]. @ - LDX #$0F6 ~7 C( B1 ]* R
- Track_Enemy_Check_Begin:1 h8 ~6 H6 D i
- LDA Enemy_State,X# _7 D1 v7 K0 K- v; v$ Y
- BEQ Track_Enemy_Check_Continue# S u' [- p8 V, F, L! D
- STX Enemy_Index
( B& G. z0 d/ ]( @1 L - & T+ D r/ C9 y8 m0 L) x$ p9 ]
- LDA $40
! q8 M$ n' o" x# E3 J6 T - LSR
4 t. E) r5 ?* } d9 n8 s+ } - BCC Track_Enemy_Check_Begin_L1
' H/ c: N; [- ` u - x r" e: x: |4 Z+ }5 @; |
- JSR Track_Enemy_Ex ;2, 4
9 \$ o. U6 P" \3 Z. K - LDA #$00
4 O @$ c1 f& X' s8 P/ p0 N+ d - BEQ Track_Enemy_Check_Begin_L2
( D1 B# k" ~5 g7 T4 |( J: t- H) `& F, ~ - ! C9 n" Q! V4 y3 ?1 ^- I
- Track_Enemy_Check_Begin_L1:2 E0 @+ G8 S- R6 J' h8 o
- 6 e5 e0 x$ r, e1 l% V7 r
- JSR Track_Enemy( K6 ^8 g7 S+ n9 B+ f* D
# {: X8 C2 k f# M* S- Track_Enemy_Check_Begin_L2:; R4 \" @# S+ z
- ! x" C# b, ]3 l( m
- LDX Enemy_Index0 h; N" z& }* z& n) ~; }( Y
- Track_Enemy_Check_Continue:
' V0 r+ M9 L1 I, \8 }$ S - DEX2 _# Z6 W D8 i, V9 W) X
- BPL Track_Enemy_Check_Begin# V: E" a; I2 K! R
- Track_Enemy_Check_End:
) z p* ?8 R6 S% @ - RTS4 C. R! M/ {) Q% F1 c
- . Z4 Z& {+ k8 ^9 \ M/ a; t* e' C
- 2 x1 F1 d/ d( s, b$ n2 q" l
- ;查找第一个敌人
5 E" t8 O% o1 C - Find_Begin_Enemy:
5 u, f$ O/ @/ n - LDX #$00
* V8 Z* P" Y6 Q6 T5 F* I6 ^2 { - Find_Begin_Enemy_Check:
: l7 H( I2 `+ ]: E A6 }8 D - LDA Enemy_State,X1 p X% F8 U9 c; H* J# j( n
- BEQ Find_Begin_Enemy_Check_Continue2 @6 P: L5 k, z7 d$ C
- LDA Enemy_Blood,X
0 d0 m. ]; h7 A' ?; [. D3 X - BMI Find_Begin_Enemy_Check_Continue
8 M% J% o2 L6 L& M% J( S" y - BNE Find_Begin_Enemy_End) k& _/ W4 p" S8 Z
- 3 h" ?2 N/ {6 h% {
- Find_Begin_Enemy_Check_Continue:$ B \. U D8 K$ u, x' K
- INX: S3 C2 n( b' h' }1 _1 n Y
- CPX #$10
" G5 [& K, i6 q& E - BCC Find_Begin_Enemy_Check- e% Z$ o6 |% o: Y5 ~0 h
- Find_Begin_Enemy_End:, s! e% W. }9 Q6 K. P
- STX Enemy_Index_Begin
2 P1 W% w8 s; C1 [1 f- T - RTS
+ f. M) W, I7 P8 g3 }/ U- s
- I4 q# M# h+ c, X4 n/ L- ;查找最后一个敌人
$ @$ b u6 r, h! q& I - Find_End_Enemy:4 s) b. a+ N9 C0 J+ |
- LDX #$0F
- w4 Y4 Y6 R$ d& L) o( Y - Find_End_Enemy_Check:0 K+ V& Y _. k$ L Z
- LDA Enemy_State,X! u( y0 k# Q' W1 Z
- BEQ Find_End_Enemy_Check_Continue
. V' B7 I$ \, M: A. k! ^$ [ - LDA Enemy_Blood,X) K: x: N; H% }* @
- BMI Find_End_Enemy_Check_Continue
1 S3 z6 ~) Q, l, E/ X' L& X4 c3 n - BNE Find_End_Enemy_End
4 J9 Y" F1 F# S+ [3 i -
# {" @! H5 _, b' [% }1 ? - Find_End_Enemy_Check_Continue:
. [4 o* D9 u) o# I5 E - DEX
0 k# i: q5 f2 |7 u! ~ - BPL Find_End_Enemy_Check
( v- V0 W1 M2 [( {. d. z7 A - Find_End_Enemy_End:* d' w) _, I7 k4 @# O
- STX Enemy_Index_End. U( Z3 y; d8 C1 |
- RTS: Y' f$ {9 \* v/ H
- 3 |- f4 ^+ E- {& |( ` E1 w
- ;子弹追踪
; j$ _& k f# a1 ]$ I5 h7 n, `* T- ` - Bullet_Track:
! u9 x7 o! v2 e% b& W; { - LDA Enemy_Index_Begin
) Z2 D0 T% X( O/ {: j8 P# m - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
- _ a# b1 R+ `4 O, S - LDX #$00 8 p7 \' a7 l' |2 @% p. u ~
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
# u$ v/ ^ H! b5 a/ B: r - LDA Bullet_State,X9 X9 X2 @ r8 Y
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
^6 E9 S& J3 P - STX Loop_Index_I
- Y8 K& C) i3 q( b: B - ' ^- e* [, M6 p* l4 l& {' M
- JSR Bullet_Track_Enemy
7 r5 g, l) x @" A" p7 I9 O! q: | - JSR Bullet_Tract_Direction
+ I/ R1 p+ E3 `2 J0 @ -
R3 O; A0 b% A) p7 T - ;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
( z9 C1 q0 c1 [3 x - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
" T1 m* o; n2 \. k - LDA nEnemyIndex
, E# M: L o5 m& T - CMP Enemy_Index_End, E) T4 C0 F" E6 R( Q, l8 F% z
- BEQ Bullet_Track_Check_Continue
* J' l1 y: H, }* o) \+ U - BCC Bullet_Track_Check_Continue
0 c; Q1 V c* R" V) O - LDA Enemy_Index_Begin, t. p1 |, e8 F) s: p4 v
- STA nEnemyIndex# B% [9 s& Y$ ^& Y% o) K
- . \4 e& S1 B% D7 m4 h3 b
- Bullet_Track_Check_Continue:" Q5 s' W. `1 I U
- LDX Loop_Index_I
9 L* ~3 \# e( o - Bullet_Track_Check_End:1 E! \* p1 e0 X2 H( `: [% w
- INX
, k5 r$ \1 L1 l* G. B* } - CPX #$10
3 g3 p* e: M7 D, F - BCC Bullet_Track_Check( K% F6 Q' v: j+ y" a
- Bullet_Track_End:
$ o# t* f4 G: I5 u6 r6 `2 K6 ^ - RTS
9 M9 ^0 B) M+ e* f -
' L9 ~' p y/ \. c( G - ;给敌人分配子弹
- z! M0 b. f* J9 O: c - Bullet_Track_Enemy:; N1 o4 H4 k( Y& G2 ]3 r' p; u( e
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)1 [. }$ ^" E9 _) Z
- Bullet_Track_Enemy_Check:
' r& y1 i. D$ ]! ?! H. M - STX Loop_Index_J
% M6 A- T8 c3 ~ -
# j* G5 Q. k+ b9 c# q - ;if (0 != nEnemy[j] && -1 == nTrack[i])
) [+ Z! g" i2 Q1 z - LDA Enemy_State,X4 W9 [0 Y6 h J( p
- BEQ Bullet_Track_Enemy_Check_Continue' W5 T8 T3 ]5 l8 G$ e0 I
- LDA Enemy_Blood,X5 [: T" z) c) c% R. n
- BMI Bullet_Track_Enemy_Check_Continue! u* a( r" m. M2 [1 r
- 2 }9 n5 | M0 E
- LDX Loop_Index_I4 `6 J: [- I: h8 W
- LDA Track_Enemy_Index,X
5 N, V# i8 Y4 Z2 p/ H- w. p% F - CMP #$FF
/ f+ P9 `9 T. q r3 c - BEQ Bullet_Track_Enemy_Init* w( z, S; I& N* c7 U+ M' H
- - x$ P3 o/ J( T1 y# z) g
- Bullet_Track_Enemy_Init:
$ k/ q# I a" U6 v - LDA Loop_Index_J4 w8 i+ i# M0 f2 n
- STA Track_Enemy_Index,X ;nTrack[i] = j;, K3 D4 Q$ Y" a, y0 Z' {# I2 f
- 7 p8 B. h9 J8 \6 i, F
- STA nEnemyIndex$ M; D( ~( W3 y, K( z6 W0 D
- INC nEnemyIndex ;nEnemyIndex = j + 1;
6 v% @$ M% Q, D" ^; s, ^% L* S - RTS ;break;
5 u/ l) {& U/ d$ I - 4 i' q8 \: x" o, ]6 K) N: }
- Bullet_Track_Enemy_Check_Continue:3 a- l- ^# I5 ]6 `) j. x
- LDX Loop_Index_J7 b5 m3 m& u% c$ j. v- q
- INX ;j++
3 e! z6 |$ l5 n* g9 q% w: H - CPX Enemy_Index_End% b3 M) h3 m, l5 F0 Y2 R6 C6 n0 g, z
- BEQ Bullet_Track_Enemy_Check
3 q( ^5 N4 T2 o( U$ R - BCC Bullet_Track_Enemy_Check" u% Y/ u# Z9 q4 k5 N. m# N
- Bullet_Track_Enemy_End:' ]: k0 n0 D, X! T3 b6 ~/ g- H
- RTS$ ~! `& }9 m {3 U
- 6 d4 Q0 u/ k; ^' ^+ {
- Track_Enemy:/ P( x6 u+ D& W% X
- LDX #$0F
' O: X* ~: S; v1 V - Track_Enemy_Begin:
& b) B, ? p+ H$ r% ]% Y - LDA Bullet_Icon,X
- W+ J' D0 Q7 ^ - BEQ Track_Enemy_Continue
5 B5 l: m' j. K - LDA Bullet_State,X/ W N/ O0 L6 t% N1 I; q7 O# o' v
- CMP #$01
1 ]7 m% C: \0 o! `0 H1 B7 f - BNE Track_Enemy_Continue$ n) Q5 Q1 H# @9 L0 W
- ( L* j# T! j0 P
- JSR Track_Enemy_Process6 z1 ~9 b, P. C6 ]
-
/ [# P! f- k9 g7 Y. z* t: b - Track_Enemy_Continue:
& D7 z2 \9 w8 P! ^& F3 M - DEX
4 O8 @: t- _7 [$ \ - BPL Track_Enemy_Begin+ J$ x' g: F( U4 ?
- RTS
N) ]5 Z" s$ F
& v5 F. ^" s2 o* f. f7 _- ;普通关卡
6 j* n% l; M4 @' Y$ n* K' @, h- E3 a - Track_Enemy_Process:
% N. ^4 C3 A1 |0 |( L( p( E - LDA Track_Enemy_Index,X. R7 H4 t- I* G3 ?$ N& x: {5 G1 z
- CMP Enemy_Index+ |" ]( k8 Z r. |0 o
- BNE Track_Enemy_End; B2 Z+ Z- K0 f. Q2 T
- LDY Enemy_Index
, s! s, ~: ^1 X) t1 w9 D. b - JSR Track_Enemy_Y
8 O- t" `9 d2 } - LDY Enemy_Index" u* O# {9 a/ C, m! ]3 u
- JSR Track_Enemy_X! q& e% C" T. P( C, A; q% _
- Track_Enemy_End:
. d3 m: N9 M+ P+ @& [ - RTS
( O& [# p6 ?6 h0 z$ g* B8 D2 g) F0 c - W# m W, Y$ _
- Track_Enemy_Y:
K+ P& K4 f" J' v8 V; c - SEC
% Z0 t& z m; [4 V6 C0 ^ - LDA Bullet_Y_Pos,X
8 R* e7 `( z- L$ _0 k4 ]. Q0 [ - SBC Enemy_Y_Pos,Y
) g/ E, B3 C2 E# ~ - BEQ Track_Enemy_Y_Equal1 V$ z) {% T9 F( d7 ~
- BCS Track_Enemy_Y_Greater7 b2 N5 q% N# m; w/ l
-
) o1 [1 d( f" c6 V) C8 m - Track_Enemy_Y_Less: ;子弹Y < 敌人Y+ J5 b4 ]/ ?# K7 n u" c
- CMP #$FC$ V$ D8 F4 i4 n! P B
- BCC L1_1
" V f6 }0 Z1 O! H* ~ - CMP #$FE
9 I8 F* B& E9 {5 W% s - BCC L1_2
4 f# Q3 P7 v; f' v - LDA #$00# E7 Y5 t5 G# E" m+ B
- STA Bullet_Y_Speed,X3 T+ v- B: M* J9 W; ^! A
- RTS
2 c& f8 }: Y( M5 M( r9 c - L1_1:
- }5 z5 ^. B+ v5 S3 o - LDA Bullet_Type,X
/ t% w1 @& F# U q( a7 Z% W m: J - AND #$0F. l) H3 o' ~3 o* v' P" p
- TAY$ H. ]3 ~; M1 L6 ~+ q5 H! B
- LDA Bullet_Speed_Data,Y
. h; Z! [* ]4 ?% Z( Y9 d7 T+ o - STA Bullet_Y_Speed,X; Q$ e+ o8 Q. ?& _: \/ [ g
- RTS1 P2 J1 K0 Z# j* P9 A, a! B
- 9 A+ V* L+ h2 b( ~0 ~) I6 t6 ~) O. }
- L1_2:
; _% R6 N8 m3 S9 |# B' Q - STA Data_buffer- `7 W0 _6 j) ^9 }- P$ [5 P
- LDA #$00
) F$ {; s. D( t' [0 F: S - STA Data_buffer9 |3 |. g0 M9 [ v5 }5 v
- LSR2 L. Y* Q; i' S4 I( X# J" i: b
- STA Bullet_Y_Speed,X W# O- q. w+ O* Q
- RTS4 P6 R9 V7 h' l/ _( j8 u W
- P% K% M+ V& {( C9 B$ N% O& r4 f5 p$ o
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
3 p$ N. J& Q9 S# i - CMP #$04% h5 T' O6 p2 |
- BCS L2_1
, G' ?3 m% Q$ [ - CMP #$04
* e( ?& h, j) n7 m - BCS L2_28 f7 b! u/ d* h5 V; I" W Q
- LDA #$00) Y7 x" i4 `' ~9 A* c0 ^
- STA Bullet_Y_Speed,X5 k- n4 T6 @. L8 r* a; u9 e* s
- RTS
3 d; C3 u# z- Z- x8 } - * g+ h. O* @. F2 F' Z
- L2_1:2 E: P+ ]1 n4 \, `8 e
- LDA Bullet_Type,X2 e" ~4 B% |5 B4 t5 F/ l) h
- AND #$0F Q$ v) h5 P1 e' _0 o) V0 K
- TAY
/ I: p% I( s# L - LDA #$00# l" a5 n! l6 ]( U3 @) y* g
- SBC Bullet_Speed_Data,Y
. v) X! [; g) s# I; E- m. P$ w) C- u - STA Bullet_Y_Speed,X9 d1 e2 i5 z: l8 W: k/ V
- RTS
- z I+ A0 J' i1 \5 ]7 q) \ - 8 m, n; Q7 ?2 d0 c8 ?/ Y
- L2_2:
% G+ v! Q3 ]4 z6 _ k6 T - LSR
/ }* S2 j9 e- ~; V* l6 F8 I% r& s* D - STA Data_buffer1 b9 D8 t% y4 J( b8 i8 Y! [
- LDA #$006 y( k1 I. q, [) Q
- SBC Data_buffer" |1 W3 q6 B. G* x6 G, l3 _$ c
- STA Bullet_Y_Speed,X
2 {0 p& s* B2 _* j2 a - RTS
7 B/ ?% N/ H! T: x5 \1 U( ? - + M: u1 P6 Y Z* t1 @2 G
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y3 Q) }2 |+ V: h3 B) l
- LDA #$00
" v! `1 R+ h2 Q1 m0 [. e+ \& } - STA Bullet_Y_Speed,X& ^6 ]: X% K; |% @8 A. r
- RTS
: u' q- _2 @3 \5 [4 l4 u -
; l) [; r8 @! @- n8 ]) }3 w- w3 @" Q - Track_Enemy_X:; ^' _3 b5 f: U; O' G3 {! S6 [
- SEC Q5 P8 U, P$ x6 y, }0 i7 g$ l
- LDA Bullet_X_Pos,X% O7 Q) _& L* K5 B+ g* A) s% a: @' _; _
- SBC Enemy_X_Pos,Y: |9 ] K. d0 a! J7 q3 x
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X9 S& k5 ]9 [# b/ w
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
4 |! C/ D/ }5 w% ~9 w - : w( W/ U* P+ y0 O1 m9 e1 w" b
- Track_Enemy_X_Less: ;子弹X < 敌人X
9 n2 k. R0 ]) P0 I5 Z0 e - CMP #$FC
2 }( j9 |6 ?+ @ - BCC L3_1* r1 Q, q& ~- ?2 y/ ~- O
- CMP #$FE
' F" S1 B- H3 Z/ a( W/ e" D. X - BCC L3_2
2 m$ E N3 V7 i1 f% a - LDA #$00( ?( q2 q1 Q$ Z( D0 L
- STA Bullet_X_Speed,X
l% |" `! X O9 x$ W+ |& q" _ - RTS1 [! `8 K$ c% K' p( e+ t
- L3_1: & E$ z( g; v6 p3 u( @# V
- LDA Bullet_Type,X
! D' w; S6 N$ Z1 O% N - AND #$0F( M+ q* o) l3 S7 i8 r: B
- TAY ~ y7 |2 l7 [) g" O
- LDA Bullet_Speed_Data,Y: b1 r5 i9 M1 ?1 I5 S1 q% `) |. y
- STA Bullet_X_Speed,X
' g/ r X8 o+ u - RTS7 P. p K; l+ P+ _- [
- L3_2: 3 {( A M& L5 b% i
- STA Data_buffer$ ?; `) ]* o" I
- LDA #$00
. Y1 W2 {4 N7 Q1 K: m2 m0 Y - STA Data_buffer2 [2 P! r8 i q7 n, l% [
- LSR
: [, W1 g0 x5 \1 j& t. d - STA Bullet_X_Speed,X
5 O5 ~, V% i8 p+ g ?6 O- h - RTS# V5 B& f' D8 p# W1 `% a
-
% U/ Z$ w" [- W3 V9 }0 [ - Track_Enemy_X_Greater: ;子弹X > 敌人X% J1 _) n1 Y3 K! o
- CMP #$04. |" s, \+ |3 C, {: [% J/ g
- BCS L4_1! B! \- g' `( A- W1 [' V
- CMP #$02) d/ j( Z n4 i2 i8 U6 c
- BCS L4_2
* a, i" E0 p2 {3 i9 P- ~4 j7 @ - LDA #$00
8 j0 a) |5 i+ j5 [7 l- N! ]* z - STA Bullet_X_Speed,X- N/ ~0 h% s. m
- RTS' p6 M7 z4 [ d. ?! w
- 4 y( w4 J; F9 w- y+ b
- L4_1:
5 M/ |5 X' ?2 l! ]2 i. ^7 I- ~ - LDA Bullet_Type,X
7 z4 o. ]" I8 I - AND #$0F3 ]5 I h3 V' S4 o! x, `: C# a
- TAY5 V3 U9 [7 }8 h; i6 ^
- LDA #$002 F- w5 U2 l8 x- T A5 }$ F, i
- SBC Bullet_Speed_Data,Y E3 B' X1 n2 a0 k" ^4 b) T* q8 b
- STA Bullet_X_Speed,X# o% X. X+ B0 P4 z6 Z
- RTS/ y7 ?' o- ~1 a# B
- L4_2:
7 N' k( E# j$ @% Q4 r - LSR3 [& g4 I" j# F" u
- STA Data_buffer
# _' I [9 Y& J3 U3 ?! ~& X7 w/ v2 h - LDA #$00
" S4 e9 J/ i! X! F9 T. u0 S2 a. M - SBC Data_buffer8 J3 B* {+ @3 |9 C& l4 E
- STA Bullet_X_Speed,X
* j8 N( N# U) V4 M - RTS" O; r3 o4 w1 T$ u5 u: ], K* W+ K
-
% N( a' n: o+ X* \+ y; i - Track_Enemy_X_Equal: ;子弹X == 敌人X2 q% ]8 w# _, q `0 U4 [! r
- LDA #$00* i5 {4 O* Z; _% q" x2 T$ o J- c
- STA Bullet_X_Speed,X
$ Z5 J, E" j) [ - RTS% Q, m; W, y" @. O9 L
-
+ e4 `& v* D4 m. C; n/ ^, R - Bullet_Speed_Data:; e% m/ w& Y4 {( Y) B% Q# A' E
- .DB $00,$03,$03,$02,$03,$03: |* y8 @1 _6 j1 w; n6 {
- 1 Y$ [. X7 t% C: w: g7 m) F
- ;2, 4关9 X' U0 G0 d4 y( l/ q' C
- Track_Enemy_Ex:
8 q3 h. V1 b* J% y. X) @+ [ - LDX #$0F1 f- p6 X8 ?' r2 H d
- Track_Enemy_Ex_Begin:: U; m' D+ Q5 u, L7 @' {. \3 k. `2 l
- - ^; p) l, {: p6 m" V
- LDA Bullet_State,X
6 \' K; W$ q: L% v - CMP #$018 Y3 d6 t6 R u' J1 X9 f1 A
- BNE Track_Enemy_Ex_Continue- w: a* x. k' @3 l0 b/ Q' R; v: r
-
$ C. C$ X! u% q1 n - LDA Track_Enemy_Index,X9 d+ w* d& ^+ \$ I+ {$ a e
- CMP Enemy_Index" I, l: i( k9 v f x: e
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
& g/ C o D7 {* ~- N& h - V. k H+ w8 a6 `. f& }7 T; E
- LDY Enemy_Index+ w+ P2 @8 B+ C) Y8 | S9 c6 K
- JSR Track_Enemy_Ex_X! {/ X. e' P! {; Y% g) q
- 6 K* _* N4 m+ o- a
- Track_Enemy_Ex_Continue:. z7 y4 x2 f! Q. N% U
- DEX
3 ^. M: ]& s7 l! e1 r8 X& z - BPL Track_Enemy_Ex_Begin
- ?$ F0 R8 z {0 ?" \7 ` - Track_Enemy_Ex_End:7 D/ k+ Z s0 _# F- e7 L3 h
- RTS! \, s1 t& ^5 v5 `
- - b' t* [0 E0 N& a% N& Q% W: F4 Q
- Track_Enemy_Ex_X:
]0 D( B" f2 U+ J - ;LDA Bullet_Z_Pos,X
! F" D7 z, J3 c1 T5 v5 ~ - ;CMP #$04; `. |, [( Q$ ?0 u& b
- ;BCC Track_Enemy_Ex_X_End
2 i/ K( B: A5 q' r - SEC! X7 [+ q) v g
- LDA Bullet_X_Pos,X( H- w9 D' f, C( Y' w* t' v# Z6 D
- SBC Enemy_X_Pos,Y
_7 l% R% j8 u0 X - BCS Track_Enemy_Ex_X_Greater( k3 W7 R% J2 z% g4 w+ N
- e& F% i2 F4 Z! Y3 e* Z2 \) b+ U: m
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
6 C/ i% b+ i; z" V# s - CMP #$FD
+ I3 P: U# [" y G - BCS Track_Enemy_Ex_X_Less_End
) U4 {: N1 Z' b' y- f& G7 J& {( i3 g0 B - LDA $6020,X
* e |5 ]3 P! d6 | - CMP #$2A+ Z+ I! Q/ O! q1 D: |3 O" L, u3 w
- BEQ Track_Enemy_Ex_X_Less_L1: Z" {' S" u4 o7 R9 h
- LDA Bullet_Z_Pos,X6 _3 ]9 E5 |3 _& A6 M
- LSR$ e: Y% F) S z" n" n) C
- TAY! r# {: Y! V/ g9 j
- LDA Bullet_Speed_Data_Ex_R,Y) A* Q1 b! i1 l0 v
- STA Bullet_X_Speed,X
/ Q! ]* B7 g: C6 f; {6 k& T" ~ - RTS) J9 D6 M5 d. L( j% [. F
- Track_Enemy_Ex_X_Less_L1:* C8 Q" Z4 |6 L# u6 E$ u* d
- / y1 Q* ~7 _" c1 a9 q [: Z
- LDA Bullet_Z_Pos,X
( k6 ~( w: k2 |2 F' m. N8 z, q3 k - LSR
7 Z3 [: n4 U8 z/ ` s6 g; }, D - LSR2 n }; u4 c$ V4 E/ Y
- TAY
0 o& L. b8 ?: ? - LDA Bullet_Speed_Data_Ex,Y
" G" v% |2 a+ k2 F - STA Bullet_X_Speed,X
4 A8 `1 ^7 ~( b - RTS
/ I( r/ a. \/ h; S/ l; Y -
' s; @0 Z6 V. Q Q ]2 |( r - Track_Enemy_Ex_X_Less_End:0 M/ i+ T% Z0 ]6 a. `
- RTS
9 m* D3 I/ O! i4 j
) o! y* l4 h p2 i: _5 V- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X) N7 N9 h) ?5 G3 V, b
- CMP #$03+ O# L( ~; d' X: b- R
- BCC Track_Enemy_Ex_X_End
6 i; j' M' Q& ?1 `1 V, X5 R7 \, V - LDA $6020,X0 j4 y( G4 X6 |+ j( K
- CMP #$2A1 m" h: v3 U( c$ _* a! p+ M
- BEQ Track_Enemy_Ex_X_Greater_L1
3 }& {2 w: @2 H - LDA Bullet_Z_Pos,X
* g& O1 m0 W- l- D) `& [ - LSR
% Q8 r% W' d+ l, Z - TAY2 c1 c0 n9 c9 D
- LDA #$00
/ }3 W1 V/ N0 T/ p, O - SEC
: C! }7 B' }, a* o0 E b - SBC Bullet_Speed_Data_Ex_R,Y
; M7 x! Y0 z9 L( Z7 ]% L - STA Bullet_X_Speed,X6 A/ Q2 x2 I' n4 W' ] l: F
- RTS
- a& E- s9 A! \- A: e1 H* J8 ] - 6 W/ j7 s- h7 H
- Track_Enemy_Ex_X_Greater_L1
# L0 n( ?4 H& K5 e7 }, `9 `+ H - LDA Bullet_Z_Pos,X: @9 b/ L7 ?0 u3 F
- LSR
6 g8 U3 Z* N( k/ r& J% ^ - LSR
# m% B# H0 r+ ~; A; J6 n- Z - TAY
2 Q7 U2 K; u6 E _7 g- F/ W - LDA #$00( n5 y- i0 b' M1 d6 Y
- SEC
* P- }7 ?; O2 w h* e% H5 v { - SBC Bullet_Speed_Data_Ex,Y
8 r4 W& ^3 J! m F4 ^1 z9 M - STA Bullet_X_Speed,X
! k1 C+ k6 T; l0 I/ a$ E+ m7 _ - RTS
5 i- w" x* o5 f. q3 U# } - : v y6 `" z4 U$ _) ~
- Track_Enemy_Ex_X_End:. \( f% d. N/ e( ]! b
- RTS! ~0 ~$ a3 h# l& f# n' C; ^
- " h3 F6 }6 j5 V. Q7 k6 [3 f/ X4 @
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下) y2 |5 L2 D$ s( ^/ N& I
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
Q& K8 z' r1 |) K; p5 {, f' | - Bullet_Tract_Direction:
' k" T" i( ]& U2 o - LDA Bullet_Icon,X6 c( n v& v, l6 L t
- CMP #$23
6 b$ A( x- V# g3 ^ - BCC Bullet_Tract_Direction_End
Q ^1 [; M+ A4 @3 F8 |1 K -
1 {8 N4 h2 o! A; h3 c/ k - ; X != 0
6 R8 N s/ L& v+ |, g% t - LDA Bullet_X_Speed,X3 O0 l0 m2 p9 I1 b. |0 T& V
- BEQ Bullet_Direction_V
( a% e3 @0 k, g0 B! {3 h - $ ~4 c Y. b/ B: b* }. v8 @2 k
- LDA Bullet_Y_Speed,X
& g( g0 _1 n0 v( y& c. e; n2 ^ - BEQ Bullet_Direction_H9 }2 S2 f v6 M1 Q, v
-
1 ~" j2 |$ m) { @0 q3 q4 M - LDA Bullet_X_Speed,X2 h7 O) U4 c6 ^5 r+ s+ t, q
- BPL Bullet_Tract_Direction_Right
+ M5 z# p a5 ~% c - Bullet_Tract_Direction_Left:
' z: s) X- R6 H3 H+ } - LDA Bullet_Y_Speed,X
2 `. s+ I0 q0 d" R - BMI Bullet_Direction_Left_Top
5 h/ i x F: A& N - BPL Bullet_Direction_Left_Down
. T4 T9 S3 s( [2 @# N - Bullet_Tract_Direction_Right:
# ]: X7 Y3 w: v! J) Q h5 t - LDA Bullet_Y_Speed,X& b8 o! H N# f/ v8 T/ _
- BMI Bullet_Direction_Right_Top& K$ t0 p# u4 q' z; U$ ]+ @$ x8 `, D
- BPL Bullet_Direction_Right_Down1 E% O3 H# t, A) [
- Bullet_Tract_Direction_End:& y' S; r" v- k
- RTS
+ s: `' D0 n' _: u. ~ - 5 e( E. g& l F
- Bullet_Direction_Left_Top:
Z. Q+ g2 v1 l8 c6 a0 i: c - LDA #$25
' i7 x, T5 w" Y' P% J% }9 U; [ a7 e9 h - STA Bullet_Icon,X# L6 ~2 S% \; a
- LDA #$C0
+ y2 { M, l0 `+ ?; A+ ?& K - STA Bullet_Direction,X, [/ K( |0 y- D! v2 G
- RTS
& l7 R5 n; Z. K* @- V4 Y4 g - 8 u+ G# t2 }0 M
- Bullet_Direction_Left_Down:+ ?& |7 ?/ F; T7 u% S
- LDA #$25
6 v3 [1 ~9 n# @) J a0 G( m a - STA Bullet_Icon,X
; r4 D" f) M" B; H* G - LDA #$40
; q$ a8 [; v$ J7 f2 R3 E3 e - STA Bullet_Direction,X
7 q8 k& ?7 V* B - RTS j) W% J0 o) C: r8 X% y* V% [
- , O' m. s, u1 c6 _* s
- Bullet_Direction_Right_Top:
9 y, S( v2 O) w8 ] - LDA #$25
& X) Q$ E6 B% X - STA Bullet_Icon,X
3 F5 d1 [9 W, ~+ k+ Q* \6 g - LDA #$80
* C- C9 a6 z u7 I' D) ] - STA Bullet_Direction,X8 o' G+ p7 m6 c- f
- RTS
9 P4 `/ i* C4 ~- O( V. L - 6 O6 S2 w# @4 v
- Bullet_Direction_Right_Down:' l" s9 T% I" m/ C
- LDA #$25
" S8 @( c. [6 P4 @ }8 u - STA Bullet_Icon,X, B C, M+ H' H- a! \: P
- LDA #$004 C/ |1 w& j0 n3 F1 F
- STA Bullet_Direction,X2 B8 p5 t9 `- P8 r& @+ B
- RTS# H4 M) Q4 V! b3 e
- # d! E9 m# a2 W, A3 ?3 o3 I( x* z
- Bullet_Direction_H:
) ]& u6 r& R3 D5 c - LDA #$24
- _0 w3 G3 ^7 t8 H; } - STA Bullet_Icon,X
3 s, Z) N9 ]' y- g - LDA #$00; r, R* }* }! s: m+ H
- STA Bullet_Direction,X
4 r! a; y6 R" T1 D9 U" P8 } - RTS
- q: E5 E, r6 y. U+ l! k$ G4 _ - 3 M3 T4 H1 F9 F* U! k& O
- Bullet_Direction_V:7 J ~) V+ S8 I/ m- @) w" F; o& u
- LDA #$23
T4 Q! C( z; B( |: a% z - STA Bullet_Icon,X! b6 J& j* q$ ^- o4 s& k; W
- LDA #$00* A- H% V% o5 m* X* a
- STA Bullet_Direction,X E2 r, e; v- z a+ W4 ~6 C
- RTS
0 v: C: `/ ?) e3 ^2 x/ n! n b* m
; d$ R3 M8 i/ M7 Q- Bullet_Speed_Data_Ex:
: I( v6 ], s" w# k - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$044 K4 _4 N' t- B9 S* G2 s! O
-
1 x* ?+ s( r) }0 w* P8 p( Y$ U - Bullet_Speed_Data_Ex_R:
7 L+ x% Y5 ]6 H* T2 e( o3 W - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
Z' ^4 C h3 I, m7 n -
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