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[FC][魂斗罗][J][追踪弹]' y1 Z: ?1 G: J/ n1 ]
" L# i, O' X1 l/ ~8 b
时间:2023.04.30
5 }0 F! m0 G" \+ S& D& T- A: B7 i# m, d作者:FlameCyclone
% ?; k/ X B- S) N( X8 }/ C1 X内容:8 A. y- j5 p2 _* ^' e( R1 Q8 w
1. 所有子弹追踪敌人
! o0 ]$ W/ Q5 ]2 u. j9 M Q 2. 选择键切换武器. r' f- D* B8 L. D
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
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6 ~8 [) U. I9 l b+ u- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
) u+ x! ` N3 x - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
/ A# k/ U- _7 ]! _7 a9 n - 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)
. W1 G! i% ?4 A - + ^+ A" j/ p. C+ O) {9 z: 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)& \! u1 h8 E) M% d2 s
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
! L) f3 ^) ]' _, N( C: A
% M c2 n1 V9 {. v: l- Track_Enemy_Index = $6000
, {% _- Z9 P4 m/ J8 c G, [% | - Enemy_Index_Begin = $6010
& p' d4 `5 ]. D3 u6 l& f - Enemy_Index_End = $6011
/ f. T/ N3 S$ Z7 o4 B8 R - ; W% b, R, ]) O2 Y2 H( m/ F0 _. k& t
- Loop_Index_I = $6012
+ O2 i( K0 v" Q) j* K: H2 h - Loop_Index_J = $6013, W- S8 D# ~/ @( Y% E# _
- nEnemyIndex = $6014) `) @2 C+ Z1 E; I, |5 U
- Data_buffer = $60156 Q+ E0 N* c6 y/ E4 _# i
- , R/ V; ?% y6 Q4 Q, j' {( d3 F6 k
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标 L& l! G, V: p
- Bullet_X_Pos = $03C8 ;子弹水平坐标
. J2 H( ]9 z7 |) A2 a - Bullet_Y_Speed = $03F8 ;子弹垂直速度9 t" Q7 U# o3 p7 X9 G
- Bullet_X_Speed = $0408 ;子弹水平速度- t; T; x* [" p* O* P7 p; [( j
- Bullet_Z_Pos = $0418 ;子弹Z坐标
' r: e7 f) q7 H - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
# D* F2 A Z3 L% G+ i2 d - $ j. d4 h. z! `7 S; v! f' e$ n
- 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
# t2 G- X/ J+ _" G - Enemy_Blood = $0598 ;敌人血量
$ e+ W1 \7 v5 g* L# @. M - Enemy_Type_Addr = $0528 ;敌人类型) q, t: } W. Q7 Y
- Enemy_Blood_Addr = $0578 ;敌人血量7 c, d, | a! E( h# k* Q
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
( _8 S2 r/ w/ j) l! R$ o% ^9 W - Enemy_X_Pos = $033E ;敌人水平坐标9 ]# ]% \& ?4 |1 @1 B. ~
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
4 D$ P- R/ g) j) \3 q% L - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
1 k4 P$ ]! H; S/ M( q6 b E0 e
, E. d1 N+ e: I0 e6 A- Enemy_Index = $83 ;
+ z' ?1 D& Q. j* D - Time_Count = $1A
5 w( a3 f+ z! e. j0 P) | - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率1 K& D8 z4 ?; y0 A; |8 X' V
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率$ }6 \$ L: V6 E
- ! Q4 H7 H& B1 y
9 h5 `! F3 t) I6 H& t- .ORG $6100
3 x9 P: B% c, [* w/ C - Process_Begin:
5 y0 b+ u& `6 P. R) t# `* n - JSR Enemy_Check
6 N3 `- e( I0 o& u0 I: P - JSR Track_Enemy_Check# I0 W: I8 v( }9 X
- Process_End:
- U7 m& u4 q8 F4 l2 U7 c8 R( ^! q - JMP $E54F. ?7 f3 x4 G0 M6 n& M$ ^ v
- + X& |- D& ?# Y1 J+ o% k1 P; y
- Enemy_Check:
: A, f+ M- [: E: i1 K - LDA Time_Count
) ?2 v0 N/ K1 e2 Q! B& @' ? - AND #Track_Bullet_Speed
5 E3 Z6 V3 U T - CMP #Track_Bullet_Speed
- g# V, O: j0 x - BNE Enemy_Check_End
& _5 P* L7 W$ a: D - LDX #$0F
8 z* }: R# h4 @$ m, F4 _ - Enemy_Check_Begin:) a/ I# F+ }3 }
- LDA Enemy_State,X; c2 V/ {, ], v' H
- BEQ Enemy_Check_Continue, \/ m2 }# R& z6 K$ v
- STX Enemy_Index7 D5 |& \. [0 m8 Y9 a
- JSR Find_Begin_Enemy
6 b) ^8 f% p0 k" v: H! y - JSR Find_End_Enemy
/ |. m2 T3 o) Q" A - JSR Bullet_Track& R# Z4 M# Z7 l2 b) g# v3 O
- # ~0 ]6 {9 J7 t! k$ Y
- LDX Enemy_Index1 a, x% ^. _5 ~1 D8 m
- Enemy_Check_Continue:
, y; T4 X0 [9 u* E - DEX5 o3 A: V" ~2 m' N6 S
- BPL Enemy_Check_Begin, r' X# R4 S8 [. r7 S: V; X
- Enemy_Check_End:% b% B* g) K8 w) K/ m6 ?
- RTS
& B& Q' G% n" V3 ?; H - ( Z2 _4 W3 Q. m: L- ^
- Track_Enemy_Check:
/ t) d/ V5 ~% V$ F2 a+ o+ R - LDA Time_Count
: e8 U) Z5 ^6 }6 K' R. { - AND #Track_Enemy_Speed
% A o/ G, u& H: @' r& _ - CMP #Track_Enemy_Speed
+ M( u1 r$ I+ G: _0 s6 O. M: Y - BNE Track_Enemy_Check_End
( o0 |' H* B- ^9 c* ^& _3 s - LDX #$0F
. o; \( _* P, q G8 } - Track_Enemy_Check_Begin:
; x5 J9 \/ c' N& {7 ~6 j, ^ i - LDA Enemy_State,X) X3 p; N1 I; c* {! e
- BEQ Track_Enemy_Check_Continue; G% g+ ], r2 d( |5 e- H, z
- STX Enemy_Index
+ L, A2 k) o+ ] - 3 X( H( P6 ]8 k8 W9 _
- LDA $40
" ^4 k- ?2 |! b - LSR- j, U& u% v3 k5 Q: |
- BCC Track_Enemy_Check_Begin_L1
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+ j1 b) }6 h: Y- _4 | - JSR Track_Enemy_Ex ;2, 4" I5 j0 q* J6 b! a
- LDA #$00
( R# G k9 T _) P+ X: ~ - BEQ Track_Enemy_Check_Begin_L2. x9 O/ D# l a$ p/ J+ G
- + m! \, i% ?1 s: s/ W, N, f
- Track_Enemy_Check_Begin_L1:8 V3 e0 d5 R& p
- / v5 O/ U# ]- d: x1 }+ x! O4 j9 r; G7 q
- JSR Track_Enemy/ J4 U j1 b+ Q
. ], ]; ^' E" [: U" l5 W) O8 q- Track_Enemy_Check_Begin_L2:, x! P! s9 C* q. s/ ^. I1 I
- ! {; |# b& B) u+ e
- LDX Enemy_Index
4 s( q$ W5 }: f! y - Track_Enemy_Check_Continue:
8 m9 \( Z0 t. `! x5 g - DEX
; E# ] B) e3 U+ l7 } - BPL Track_Enemy_Check_Begin \& W3 K! f1 ?, ^8 F; f
- Track_Enemy_Check_End: t0 P" A+ n+ n
- RTS# e9 Y( E& j2 p7 @
- b; Q: h9 n# Z4 h3 _8 {% Q3 H! q0 r1 t6 C- , j7 _( l% o. h
- ;查找第一个敌人6 C Z: S' I$ g
- Find_Begin_Enemy:
7 l+ N/ Z! j2 I/ d+ h; D - LDX #$00
2 @8 m2 V3 H" e% A, q! q" E - Find_Begin_Enemy_Check:
5 T- R0 i9 ~, w( @" Q% K - LDA Enemy_State,X# u" J& X6 U2 s/ t8 i' U
- BEQ Find_Begin_Enemy_Check_Continue
, F/ f& @ g4 f) t; O$ \) V - LDA Enemy_Blood,X
# d) V5 w5 j$ O5 j - BMI Find_Begin_Enemy_Check_Continue
8 @! w2 c- O- w3 i7 { - BNE Find_Begin_Enemy_End
! U" M9 Q! F/ Z2 ?6 y -
2 m5 c8 H0 k1 ?3 {- r# `: E' H - Find_Begin_Enemy_Check_Continue:
/ {! {+ L/ }1 p" Q. U - INX
0 M- Q4 G0 w7 `( V/ T - CPX #$100 k' A! ^$ Z: J+ \. ~) K5 N
- BCC Find_Begin_Enemy_Check1 m9 J$ P% g' S2 U2 F! L
- Find_Begin_Enemy_End:
% ^3 V& j) d; q9 H2 } - STX Enemy_Index_Begin* K+ }) T/ l# d; M1 E, W
- RTS4 r, k- f* S( F( m% U/ L
- 9 c3 V8 g. w4 R
- ;查找最后一个敌人! I2 d0 E" Z) b* p
- Find_End_Enemy:7 G( e E- O4 Y1 \- H
- LDX #$0F) ~' ^6 v0 N" `/ c# U; V0 x- i4 I
- Find_End_Enemy_Check:; |1 |9 ^3 d+ E
- LDA Enemy_State,X
~* U' p _+ k5 d$ h; [( j9 [ - BEQ Find_End_Enemy_Check_Continue# S2 a: A$ K# K \" ]% O
- LDA Enemy_Blood,X6 i; O( W3 J) m/ i# u6 y
- BMI Find_End_Enemy_Check_Continue
: C9 ^0 Y: F8 }6 V - BNE Find_End_Enemy_End
" [ T: D) I' a/ \9 T -
' r. q1 S- V, z- U& L - Find_End_Enemy_Check_Continue:- [% _3 w$ m8 x; P V+ T3 o' q) ~
- DEX! F0 [/ m5 M3 ?1 B# H- }# J
- BPL Find_End_Enemy_Check" Q- Y( v( x9 I5 h- v0 O
- Find_End_Enemy_End:
" @' t( x$ K' H, V+ u) D! |' R5 J - STX Enemy_Index_End+ n* a- ]! Q" [8 x" X/ X
- RTS2 s; u7 { E, N2 S" v) V2 l
- 1 a) _4 e3 P2 h: L6 x/ d$ \
- ;子弹追踪9 ]9 n/ z' C# }; U! n! t: v
- Bullet_Track:
6 \- l$ k0 o: ] p8 w1 }; ?( Z - LDA Enemy_Index_Begin. D2 g$ |* E( B3 ~2 g
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
0 ] ]* n* }1 z9 r1 y - LDX #$00
. _6 N4 k$ I2 e* K+ t - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)8 @5 h0 [3 c$ ~4 K. T0 T
- LDA Bullet_State,X
4 d% i: l# {4 U! l8 s - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
# s7 ?# K% b3 [ T/ ? - STX Loop_Index_I
w3 {4 Y/ v6 ~9 i) r: P - , n+ \7 J& |0 [' q1 Z# Z" R
- JSR Bullet_Track_Enemy% K0 c: F* r2 r' H" _' G
- JSR Bullet_Tract_Direction; \! d- Z3 K7 [3 Y4 C
-
# ~! @0 C3 q5 M8 u - ;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. [8 u/ l, O. K, t2 K
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;& b% ]% K+ j: N5 ?5 f
- LDA nEnemyIndex
; L! x; B9 T) u& r s n - CMP Enemy_Index_End1 R( }7 P" _ y/ n, f
- BEQ Bullet_Track_Check_Continue
$ H5 c% U* H/ u - BCC Bullet_Track_Check_Continue d' W- W# r w: Q1 J9 ~: B
- LDA Enemy_Index_Begin0 m% S2 S6 V2 B, h, g8 L: {
- STA nEnemyIndex
8 Z* _/ [# G1 w6 f+ N -
. d+ Z# b7 J) j% h. R - Bullet_Track_Check_Continue:
( g4 f% I5 I9 G! F, i+ p - LDX Loop_Index_I
4 n; v/ x) d$ R+ d9 c* o - Bullet_Track_Check_End:3 X; P: ~; o8 [5 i7 i+ k2 L' p( c
- INX
) c0 T, ^$ h$ _; H1 F - CPX #$10
0 {4 L s: L* r- c! v - BCC Bullet_Track_Check; `# q" E5 V1 C
- Bullet_Track_End:$ t3 m4 o7 s7 E' x$ W, i
- RTS0 @, m9 u3 m, E7 H/ U# U- R
- + M' r& D8 F$ e6 O
- ;给敌人分配子弹) c$ U7 A ?% ]" h" p7 ~% O) I
- Bullet_Track_Enemy:
' C; c J% L8 @& l+ x+ B' I - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)4 [6 O2 J" Z4 w5 p
- Bullet_Track_Enemy_Check:
1 L. \- l5 z* g6 B9 K - STX Loop_Index_J" H- Z* t$ Y4 d' a8 ~% G; a
-
/ A$ f7 N t' P0 J% H/ Q# M' H - ;if (0 != nEnemy[j] && -1 == nTrack[i])# |/ }/ H+ a8 l2 w
- LDA Enemy_State,X5 z, R9 W0 S/ _" Y: M; i
- BEQ Bullet_Track_Enemy_Check_Continue2 {* D( P, X# B n
- LDA Enemy_Blood,X/ {# T+ I6 [6 U! Y
- BMI Bullet_Track_Enemy_Check_Continue- _' w; J7 F: a( ~; | Y
-
0 J& o _2 t4 R) C) }' f - LDX Loop_Index_I2 ]/ v/ V& C1 q" W! d) `
- LDA Track_Enemy_Index,X
) m& l$ I u4 P, q* U" O9 ` - CMP #$FF
1 ]' ^# B; F z" \# { - BEQ Bullet_Track_Enemy_Init
# b1 m* U( A8 k- ]# l# P% `# ` - h6 G( p7 T, w; D/ o, n, D& x
- Bullet_Track_Enemy_Init:+ f( H8 U# A9 ]+ `4 i7 m. u! {6 W
- LDA Loop_Index_J
9 r z# p- n1 b& F! P! n! C4 S* u - STA Track_Enemy_Index,X ;nTrack[i] = j;
3 S8 T0 J4 X+ |6 g2 n6 ^& j N p -
" m- E% `7 f6 f, {3 i" s) H3 e- L$ R - STA nEnemyIndex
& b) @" Q: D! h1 k- P4 U- d& }1 C0 C - INC nEnemyIndex ;nEnemyIndex = j + 1;" |4 r' q* g' Z& R" }/ n% x
- RTS ;break;/ N1 V0 }& E y7 l1 q4 X& r2 E. Z& L
5 o+ P# x P+ K& N+ U9 F/ V- Bullet_Track_Enemy_Check_Continue:. n' j# z7 h( }" p
- LDX Loop_Index_J4 N9 S. `6 j! j( Q
- INX ;j++
% T! w& O* f! y7 b - CPX Enemy_Index_End/ f3 g% a4 ^/ f
- BEQ Bullet_Track_Enemy_Check
9 _! O& y# z/ A& ] - BCC Bullet_Track_Enemy_Check
" y, e% u4 j! w - Bullet_Track_Enemy_End:
" ?! C( g8 J7 W: {" T) e& s0 w) ? - RTS/ m$ z$ S* @$ w. I
( l/ T! x" z* ^7 j; \) l- Track_Enemy:
5 e1 {5 H P! D/ j8 v - LDX #$0F
3 ?6 e/ k4 e ]3 I - Track_Enemy_Begin:* i% |% X4 }: k- `
- LDA Bullet_Icon,X
! z: B5 Y5 t F ]- ~6 w - BEQ Track_Enemy_Continue8 }9 D1 [) |+ G. V" ?
- LDA Bullet_State,X
% A: N2 Q8 B6 e- L7 Y0 h - CMP #$01: R3 v- l; }# B$ E% D/ {
- BNE Track_Enemy_Continue; H) D' O8 E4 d$ b6 Y& p
-
3 y. A ?$ `+ n9 R% @ - JSR Track_Enemy_Process
% c6 e7 e, V4 L1 ]4 x6 |' I - - ?$ _4 K, T/ V# z
- Track_Enemy_Continue:
C. e b* j& B0 W0 p* g - DEX
" v, z5 n! i$ a - BPL Track_Enemy_Begin
d3 u1 E! N1 k/ {8 k4 R - RTS
C2 _- s' O" \" H: j - " O/ y4 j& \5 `! o. e. R0 G
- ;普通关卡
3 M/ }: B: b( M. S- i& p6 ]0 @5 C. ^ - Track_Enemy_Process:
$ T- ~; D, c+ R; K* o( ] - LDA Track_Enemy_Index,X
4 Y+ Q* d. q! N# `3 r& W - CMP Enemy_Index
+ v0 Q; u5 o' E' O% ?8 J1 Z - BNE Track_Enemy_End
" X6 m9 P' n* J& O/ t - LDY Enemy_Index7 E2 ^- y* y! O
- JSR Track_Enemy_Y
, [( Z3 V9 X! j) e6 X1 K4 z* B) X, a - LDY Enemy_Index2 _2 L0 p+ ~+ w( m; n
- JSR Track_Enemy_X
$ {: B! o" y) h5 M) n" Z( s - Track_Enemy_End:
$ e6 u) ^( u9 y/ e9 {' L - RTS
$ ?2 V" X8 B0 p6 d* u* C -
& F6 V4 V- g; n4 M: | - Track_Enemy_Y:
8 \: n3 A; w% j5 C5 V - SEC6 ]' j! C& q# B3 K) E( i6 u: T
- LDA Bullet_Y_Pos,X
$ h+ P- k8 P5 E# i - SBC Enemy_Y_Pos,Y5 G$ d& ?9 l& `1 p0 ^# A
- BEQ Track_Enemy_Y_Equal9 W( ~2 F0 V5 I5 Y% v6 u, I% f- v2 ?
- BCS Track_Enemy_Y_Greater6 G6 a6 P) ~* `$ v( a$ |
-
+ {" Q7 K' T, ?6 |6 [% h* I* \5 H0 ^ - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
. K- E0 U2 y5 f. m - CMP #$FC; Q$ I" f2 `6 T4 o, N
- BCC L1_1
. t0 Y! X* e! u. L0 v m) S0 M - CMP #$FE! Y' h* K E, f0 H' U
- BCC L1_2
2 K0 i0 y! ~' E2 u4 v3 C* d- F - LDA #$00% Q+ T4 u3 q6 P+ [; p$ }0 u
- STA Bullet_Y_Speed,X/ K! n; T+ j5 S0 _, u' q
- RTS7 i. H2 [+ I# S: }3 C; P6 h3 x
- L1_1:
; Q' @5 l* N( Z0 S, ~& s - LDA Bullet_Type,X
% W' D/ @) f0 L: A& W - AND #$0F( p! p+ t) R) j7 y# S- {0 U3 A
- TAY
" |9 C* e4 c0 o' `; R* a8 C - LDA Bullet_Speed_Data,Y
" H. |1 N" x7 y e( W9 Y5 ` S - STA Bullet_Y_Speed,X; T3 j' |4 N, X. E( g `6 l
- RTS! O: F. z5 O4 }8 E9 N$ Q" {- `
- 0 q9 v' r- r# W7 Z1 b
- L1_2:
2 w% A+ \: e# l/ d - STA Data_buffer& i5 H$ E7 r9 l0 C( U7 ~6 J
- LDA #$00) }! q; T* A- R- u
- STA Data_buffer* w. N; M o2 O2 m) {2 X# x
- LSR
& N2 }% q9 a3 e" O7 M - STA Bullet_Y_Speed,X
+ o* V5 s( f# l- ~9 a7 v/ ]- J - RTS2 z& a" y4 I: \3 r+ E% k
$ ^* i9 Z3 A7 } s% a1 x: A- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
: E% e* L+ H5 L# i - CMP #$04
! V/ M1 j& k+ }5 I3 j9 E L: ^ - BCS L2_1
* c6 ?( }) U; W0 J- n - CMP #$04- H) W; Z% ^1 q( f
- BCS L2_22 W- D/ C$ a# M7 Y; h* F
- LDA #$00
: U5 @1 h& _3 g9 p( ? L - STA Bullet_Y_Speed,X
6 a) [) z+ T- z' d - RTS; @/ ?$ O# R; T( N, k) L
-
4 J5 U ]8 p2 w* T# r1 c5 Z( N' T5 X - L2_1:2 a% ^1 ^* R) I
- LDA Bullet_Type,X
2 z- Z q0 X R% l$ i - AND #$0F
9 ?# Q. I+ n G3 x - TAY
3 V4 Q/ e+ i1 j4 t! f - LDA #$00
( _4 w9 l1 F& g4 J - SBC Bullet_Speed_Data,Y$ \. w/ S1 L, i" I6 M* a
- STA Bullet_Y_Speed,X& k0 x# J3 k0 Y4 I1 A
- RTS9 e- p7 o- A% _) l4 R0 W/ g: I' f$ ^
-
: G. @4 v+ j- e - L2_2:! P2 Q2 P: v; y
- LSR
4 i* [: {1 i r% E4 V: ]6 D - STA Data_buffer
: j0 b( k" R( `9 z) ~ - LDA #$00( }6 l- e6 ^7 W
- SBC Data_buffer& ]0 j* m8 F7 Y
- STA Bullet_Y_Speed,X" S/ X) [. h' Z8 F
- RTS
& N: _: i' M9 Z - % h @9 Q( k2 U' O
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y* J: _4 y- m6 f d& G" _
- LDA #$00
3 B5 N# ^- Y4 B% x- ? - STA Bullet_Y_Speed,X1 ~4 z) q Z! _) e8 B( i$ g7 K" h1 n k
- RTS
# e# f# p; ^0 E4 ? - q- h) g; ^/ j3 I- C* l; J/ I; S
- Track_Enemy_X:
Q9 C# B; |; q8 {& l, Q6 d: c - SEC- _, }- A4 F: `9 v8 Z
- LDA Bullet_X_Pos,X9 m/ j: L* J3 s9 Y$ |% N
- SBC Enemy_X_Pos,Y6 u3 p, D$ @; d
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
) r4 E2 E- |: G d: N4 F7 S - BCS Track_Enemy_X_Greater ;子弹在敌人下方/ t: K3 q5 b& T4 K' f/ S
- 3 B. E! h- R: j/ d) U) g I4 m
- Track_Enemy_X_Less: ;子弹X < 敌人X! l9 P" p: `! o" U5 U
- CMP #$FC
- J7 n% v0 H7 V% n0 W) U: F - BCC L3_1
+ L: P M' ?% {, [# j. ? - CMP #$FE
. w" O; Q& b1 l5 k: F& z% Y - BCC L3_2
* e& e6 L/ E: s- o5 S - LDA #$00
7 v5 w+ G3 V$ ], j5 j, Z - STA Bullet_X_Speed,X" v) f2 T. Q5 M7 b0 |
- RTS% n' M3 U; X, _1 L! R
- L3_1: & ?" o, @# x" R
- LDA Bullet_Type,X8 \: F3 }$ W' u/ q+ M5 O
- AND #$0F
/ X* M T7 a6 k3 w/ \: h( a3 r - TAY2 l% v8 e! v4 ^8 j" a2 l) a
- LDA Bullet_Speed_Data,Y1 G, s2 V! [( n. t7 N n
- STA Bullet_X_Speed,X
1 `) z* P0 M5 Z4 x5 E0 k - RTS" q+ b; i% q; N0 f3 }6 P
- L3_2: 7 G+ v" T$ J% U W
- STA Data_buffer, e. G1 v6 z: u, T+ W
- LDA #$00
7 ?% F; b( S" C) A+ A; U) { - STA Data_buffer
0 k6 x7 t( H# F5 n7 a0 l - LSR: m5 t% _! X$ z0 N9 X
- STA Bullet_X_Speed,X
: |3 ^3 K( C% ]* _# d/ ? - RTS
+ o- I: N5 |; ]$ ?, y -
6 A: a/ n. H S+ n* ` - Track_Enemy_X_Greater: ;子弹X > 敌人X
* n6 N+ H% f$ w& A; } r, K9 P - CMP #$04 i; r$ G: z( T6 p2 Z5 X U
- BCS L4_17 v0 ]8 z* ]! o( S7 o& R, [
- CMP #$02
5 ?/ g0 `$ m8 R - BCS L4_26 N2 A1 K1 a# I# G$ c! `
- LDA #$00
% K+ `8 j5 R: Y* i6 ~8 D- }' ], e - STA Bullet_X_Speed,X9 s+ s1 N8 c( a
- RTS
( h, t" e! ]7 {- J7 { - ; ^3 a# r7 w+ k2 H5 c
- L4_1:
& r; W, Q# g3 @. o) f( P - LDA Bullet_Type,X
2 m; N; R3 a1 A$ g& H3 ]7 z/ E, @ - AND #$0F% I+ L- l0 h; e* A# Z* _/ @+ O
- TAY
' P4 U V! J9 I$ ]" i - LDA #$00
) _( F; g2 r, o5 |0 S - SBC Bullet_Speed_Data,Y
* C. l- }, d0 d3 f: } - STA Bullet_X_Speed,X! H: k: r/ b8 |8 F9 J/ I2 c
- RTS
?! c- Z& \1 _" Q1 x& H - L4_2:
. J, ^' [+ C! t - LSR% i, b/ l* d6 i8 L' P& M8 y' ?
- STA Data_buffer: Q* _5 s+ e- l. s; k' g* e
- LDA #$008 ]4 J M- X- `& l9 P
- SBC Data_buffer# {4 R. I8 S. k* z2 c
- STA Bullet_X_Speed,X
5 Y5 U0 v% e5 R& b' F* k" I - RTS. P: f, N0 F- b6 B
-
4 X$ g$ w1 a- U' W ] - Track_Enemy_X_Equal: ;子弹X == 敌人X
$ T1 M: ]5 z2 R- g% I - LDA #$00
~! F% |* L/ w7 M C - STA Bullet_X_Speed,X
6 {" n: a& E% K0 y4 r1 Q! x1 _% | - RTS! Y5 O* w# l9 ?2 `$ k
-
6 L- p& Q' w' l4 [. M) k - Bullet_Speed_Data:* Q% c( W4 }8 x8 Q2 p! l4 E* G6 G" N
- .DB $00,$03,$03,$02,$03,$030 x: \; k4 p6 j3 R6 C* M
- _# g1 s' {( E/ X, u
- ;2, 4关
; O$ {! L' a; S- }- f* v& U4 i' V - Track_Enemy_Ex:% z4 c/ W- }) F
- LDX #$0F1 a, y) T; f+ ~
- Track_Enemy_Ex_Begin:
& F" E1 w# N1 {9 |! h3 Y - / I$ m" w6 Q( e& j7 j
- LDA Bullet_State,X, N9 J6 o, f' V5 P' y2 Y4 x& |/ Q
- CMP #$012 t4 [& A, c5 L
- BNE Track_Enemy_Ex_Continue' J9 P4 t" f! M3 ~
-
# r9 K) z. U o2 g: t1 g, f# U - LDA Track_Enemy_Index,X
* c& K+ Y6 B" b/ l* G; ?2 V& @ - CMP Enemy_Index% Z, E$ B) ?- d8 z0 z6 |. N, j1 ^# Z
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标9 v5 x& e. M7 V+ x
-
7 o2 Z/ G+ a$ M* _) {& l# w - LDY Enemy_Index/ w( S1 F' Z0 G4 J; }+ ]4 Z
- JSR Track_Enemy_Ex_X
- F- B9 E* s* z# j I4 ^7 J) w -
Z3 }4 [+ b G w& b n - Track_Enemy_Ex_Continue:. n# X1 C- _8 Z* p0 E, H! g( z
- DEX4 ~+ c( w) q( [1 K9 I* C
- BPL Track_Enemy_Ex_Begin
4 w$ P+ a# P. l$ h, }& E - Track_Enemy_Ex_End:
9 a a% {: l: O' G! T7 O/ a - RTS
! t; _. t( K- ~* y" m1 f+ w% V - ( J5 i$ D5 } k! e* ]+ f; z
- Track_Enemy_Ex_X:
- @/ x+ I$ v, x3 q/ x. E* H - ;LDA Bullet_Z_Pos,X
! U8 N5 X6 {; o$ V5 I - ;CMP #$045 X: z( k& o8 V& a# h: s
- ;BCC Track_Enemy_Ex_X_End
. i$ b# r- h& Q. w - SEC
5 r; E) {' L, J! n/ j& V. m; J4 i - LDA Bullet_X_Pos,X3 v3 |" `9 K% f7 K$ A) |* w5 ~, g
- SBC Enemy_X_Pos,Y& g+ G( T G% x! H
- BCS Track_Enemy_Ex_X_Greater
. D9 Z: A9 n7 N6 V -
" L$ e. y6 G& l% ]2 u6 E2 i - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X# ? W- _" G1 L$ O# o
- CMP #$FD: Z _/ Q3 R$ S* D
- BCS Track_Enemy_Ex_X_Less_End
9 c+ ]- c" {, x& B0 o4 D0 W! | - LDA $6020,X/ R9 G1 j5 @9 [/ X8 P9 T! ?
- CMP #$2A# n( }( g$ r$ x
- BEQ Track_Enemy_Ex_X_Less_L1% j# p1 n9 w2 \9 J0 F" N7 G& r
- LDA Bullet_Z_Pos,X
# H% r4 O" m" P% c. [ - LSR3 W* `- e+ e0 Z
- TAY& Y7 b2 e6 `& U# ]
- LDA Bullet_Speed_Data_Ex_R,Y
3 _8 l# |& z( \: _1 b3 b. a - STA Bullet_X_Speed,X
& S: j0 a* ?/ }3 p9 u - RTS
# H0 F( a# [8 j* A$ K- { - Track_Enemy_Ex_X_Less_L1:
' D) c% o! b- v }6 {8 c4 e0 ~. p - $ R2 N$ w. l3 t( s7 S" A9 R6 ^/ \
- LDA Bullet_Z_Pos,X1 b- D5 q1 d' H, T5 {
- LSR1 t, J0 W" ?; G1 O' j6 c" Y0 E# `, v
- LSR
! I6 c, @1 R- o) L2 f' W - TAY
# V, c4 s4 @* o2 K# n& n - LDA Bullet_Speed_Data_Ex,Y
$ X6 w7 l N/ E2 o5 m9 _ - STA Bullet_X_Speed,X% X: L- |* n6 M4 b6 A3 I
- RTS8 L+ Q6 z2 J: W/ P. {0 A
-
2 M3 w0 b# D8 D( h - Track_Enemy_Ex_X_Less_End:" ` a$ ^) E) k4 q/ v+ [4 Z; s
- RTS/ ]* ^4 v0 O+ A
6 V' C: p$ h) \6 N; [& ^& [: s- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X- L9 a- b. h. {; Y2 K/ v8 W
- CMP #$03
% c/ X( G O4 O* `5 r! {; q8 l* e - BCC Track_Enemy_Ex_X_End( o$ [8 ~. L. ?! C8 x* Y
- LDA $6020,X; p4 b G+ c5 R7 E# z
- CMP #$2A2 d8 U7 F* H- ?( m& q, V
- BEQ Track_Enemy_Ex_X_Greater_L1
, c3 o, U3 O; ^ - LDA Bullet_Z_Pos,X
2 t. ~$ o: c, _" ?) @ - LSR/ ^4 R3 Z( o5 c& W& z9 n/ b1 w
- TAY
' Z9 t; B* ]7 k; @ - LDA #$00- [' W( W/ Y. S5 _+ z: e+ l, |
- SEC% r9 g! W3 B2 O1 y6 I% M5 R
- SBC Bullet_Speed_Data_Ex_R,Y
' g- U7 \0 r. W3 X- @. x - STA Bullet_X_Speed,X4 R& }8 @3 ^6 Z9 f
- RTS; W) ?/ n) }) v* r. j
-
- P. J- R: j: S - Track_Enemy_Ex_X_Greater_L1$ N( V7 A' D1 P* n) ]! A2 E9 f
- LDA Bullet_Z_Pos,X- K, I0 U" I9 o3 s# @5 f! `4 J1 H
- LSR
: \( y; g% @* f# e0 m' a; H; T+ E - LSR
# S' z+ o; s3 V; e9 }4 b - TAY
3 R% ?0 q' `- d3 y# v! h - LDA #$00; g& I+ E0 }/ c3 K' q6 c2 y& g
- SEC
" Y: n+ \1 O. l& a3 S* I8 ^ - SBC Bullet_Speed_Data_Ex,Y& \; C p. d: |" `9 ?5 q' s5 J
- STA Bullet_X_Speed,X
. T) q( ? {( _. s' K; t+ d+ p; e - RTS0 a: g# q5 T+ z0 ~" k/ E
- 2 X: B2 h" u9 ^. o( X: ]5 ^" I
- Track_Enemy_Ex_X_End:
/ I j4 y! H. n7 e N( f/ I - RTS
3 ~; o# f" r4 h" d6 | - 9 }0 i& k& S% ~' T p- X
- ;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)# o% L5 X; l- S
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上; W6 m- s4 b/ R7 L( ~
- Bullet_Tract_Direction:
7 x3 w% ?; ~ ~5 B - LDA Bullet_Icon,X" T9 D0 t! h9 E2 \% R
- CMP #$236 v6 D* z3 `) @: ~( [) j
- BCC Bullet_Tract_Direction_End* C+ c) M8 i, T/ p9 f
- ( ?- h+ e ~3 v$ F" ?
- ; X != 0
& r; B. Y- P5 i# w8 G3 a N - LDA Bullet_X_Speed,X
6 L: V5 }. m, i3 i - BEQ Bullet_Direction_V0 Z7 {7 R- m/ x4 x3 B$ p
- ) W% Y. i+ L& |, j4 n
- LDA Bullet_Y_Speed,X
/ B/ P, S5 a. O s - BEQ Bullet_Direction_H
$ v3 s4 ]4 y( d5 R4 v' ]/ S# J7 ^ - ; m9 s' l: n8 @7 `. C' V
- LDA Bullet_X_Speed,X0 I4 W' Z2 ^3 K! I+ U
- BPL Bullet_Tract_Direction_Right0 \; _- l/ G- f1 b# V2 a
- Bullet_Tract_Direction_Left:1 H, b( ]2 o+ h* t
- LDA Bullet_Y_Speed,X' p6 ?0 K; y0 h2 c
- BMI Bullet_Direction_Left_Top
. w3 q2 L x% _3 C9 s* e5 C - BPL Bullet_Direction_Left_Down6 u! F S7 p8 K. r- P2 F7 @
- Bullet_Tract_Direction_Right:
, E3 r6 N9 C0 k( g. s - LDA Bullet_Y_Speed,X
8 ]# d6 \0 o% Y1 ]0 n+ k - BMI Bullet_Direction_Right_Top9 A. m7 @& u6 V0 O& u# P& G+ e
- BPL Bullet_Direction_Right_Down
( W# a1 F! ]- D6 U - Bullet_Tract_Direction_End:
$ z" f! `# F+ v7 \# Q - RTS! s6 ]: E7 y6 f2 U0 D
8 |+ M7 F7 G) v3 z6 K$ C6 [- Bullet_Direction_Left_Top:0 t) b6 k$ d/ G$ d+ i; W4 J% W9 w1 v
- LDA #$25+ A2 N3 }0 n' C d! n
- STA Bullet_Icon,X$ F. o4 ]6 L) i7 i0 J. Q0 ]8 G
- LDA #$C00 s/ c4 @/ R7 T7 S9 c) f
- STA Bullet_Direction,X
8 k2 F+ b: u' F' k q7 `. Q, h - RTS
0 P+ n/ R0 b; K7 |3 L: Q9 r4 e - - x. g" L( F' {9 o/ E
- Bullet_Direction_Left_Down:
( g* a ^; z# }6 b$ z" R - LDA #$25 G' n7 f3 o" ]" y. S/ m* ^) @$ k
- STA Bullet_Icon,X& h) S. w8 }, B! T7 W. J5 @
- LDA #$40
6 P" [+ e$ Y3 w1 T0 r% W6 Y - STA Bullet_Direction,X6 w! C: L# q7 ^# D0 H F9 C5 ?
- RTS
, y1 n$ G) ~$ x' n - ' B! r6 R+ {) p. V
- Bullet_Direction_Right_Top:
9 n U5 }7 r) f4 X" E L - LDA #$25% `! n( B* y( t; Z9 ^% i
- STA Bullet_Icon,X
9 g6 s6 U+ |+ P ]. d - LDA #$80
6 E% W5 F7 e9 Q5 K - STA Bullet_Direction,X! p( [, C) @) Z/ ^' f: C8 Z
- RTS5 B& ]' Q* G* m
8 @8 @3 u# s% Y5 s- Bullet_Direction_Right_Down:% ^# \; M' L* g- Y. R3 `
- LDA #$25: V5 u! o0 C! D. K A3 |
- STA Bullet_Icon,X
/ w& g2 w* `7 U - LDA #$007 p0 `* w: H% s
- STA Bullet_Direction,X
8 l( P. i$ w: j - RTS- Q6 ^! e, v/ y: Z
- % B. e7 J; e( T7 V4 X
- Bullet_Direction_H:7 B. n! C6 K2 w$ {# ~! p
- LDA #$24; F/ [8 A. H, B8 r4 y' u
- STA Bullet_Icon,X9 W/ X* P( y3 _4 M; B
- LDA #$003 z0 t) Q4 ?& t' ^8 H9 k
- STA Bullet_Direction,X1 @+ [- u+ w# V3 W5 ~7 p
- RTS
/ O; `2 S) [: E. q$ ? - : W3 k: [8 C) _! Y* n
- Bullet_Direction_V:1 }; e5 [+ F" D7 X, l- R0 C% m
- LDA #$23+ v! A4 E) d4 V
- STA Bullet_Icon,X* d) W# x1 [: X4 W. M. m% D: Z
- LDA #$007 z) x% U5 Q7 r
- STA Bullet_Direction,X+ h9 z' K- r8 \& H
- RTS4 ~2 W. c: t$ }4 o' w/ h- g B, {
~% w% c! v6 [6 N, E; n3 Q- Bullet_Speed_Data_Ex:: H& V8 J: V* d7 H
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04( q8 r3 r" Q" S+ M1 m1 T
- 8 T+ e+ m* \6 `8 `# F
- Bullet_Speed_Data_Ex_R:3 ^( \! w& L u0 t& h* \
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08; ?' H# Y$ y# |9 |5 f0 x; ]# R
-
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