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[FC][魂斗罗][J][追踪弹]) L5 A( b2 p4 K5 V" T, \
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时间:2023.04.30
5 m; B6 S* ?9 c0 T" _3 f: S* E+ |作者:FlameCyclone/ r5 H& D1 c6 {6 Z; d4 h
内容:
! q4 D2 y- k+ I$ L 1. 所有子弹追踪敌人' o" f* ~% m8 f7 i. W" B* G5 r3 Z
2. 选择键切换武器
?2 a9 k4 j( `# ~0 u& c$ a8 a 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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& R2 z! e# |$ }: a# H4 [5 Tflamecyclone.ys168.com' S( r1 R+ g1 U3 J3 q4 A- ]$ O

8 X+ Q! C% \) n; Q8 m, l5 d- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
3 Z. q, x! g7 M - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
9 `$ ~( i9 J' s# c" U T* b. f - 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)! L3 s) B1 S; l8 q+ G( e* T% e7 E
8 ]: W4 W5 w, n. l" H: n( L- ;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)" E3 B" ]! s9 {6 C( A
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
, k2 s# U% T" ~* G - / g' E# V! k# g% w: z- j* M# {
- Track_Enemy_Index = $6000
3 e. f0 G$ ^: Z6 ^ - Enemy_Index_Begin = $6010* A* x: E! T J9 n
- Enemy_Index_End = $6011! q6 e4 A% Z8 a
! k; o4 l$ R: J; q/ i/ q- Loop_Index_I = $6012
r" l( T( |+ G. [" ~ - Loop_Index_J = $6013
1 d$ c) G8 Q" p6 p: o8 _- x* k% z - nEnemyIndex = $60145 i8 ?& F2 K8 _$ R0 k1 [
- Data_buffer = $6015
% V+ R* I; n. U5 M5 a$ H, x& N - 6 I8 \# a: R( S5 S
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标2 O) O! b2 h1 h! @/ n
- Bullet_X_Pos = $03C8 ;子弹水平坐标
! g7 W8 Y9 `* A) R3 |4 b3 ~ L - Bullet_Y_Speed = $03F8 ;子弹垂直速度3 x) h* p# r2 K1 \5 m
- Bullet_X_Speed = $0408 ;子弹水平速度8 ~' @$ {5 k/ a% {
- Bullet_Z_Pos = $0418 ;子弹Z坐标/ |# w$ z/ z) D4 y
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P; f! j+ F/ H+ I' s5 v0 i" V
- , {8 ^" z, |8 B0 n7 D, l) `
- 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# n% e3 A; w- Z q3 K# a
- Enemy_Blood = $0598 ;敌人血量 t4 f+ R/ o7 N9 h- I( C
- Enemy_Type_Addr = $0528 ;敌人类型+ |6 S' W; ?6 Y; {. o6 A
- Enemy_Blood_Addr = $0578 ;敌人血量6 [5 ]; I3 A- ]& e
- Enemy_Y_Pos = $0324 ;敌人垂直坐标$ |6 @% C, n# t5 `
- Enemy_X_Pos = $033E ;敌人水平坐标
4 T: E+ c9 T! g. I, a( H - Enemy_Y_Speed = $04E8 ;敌人垂直速度" w# z! _+ M& R' H# t, b
- 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 W O/ N# t0 d - 6 j; m6 P! m' `6 M! a
- Enemy_Index = $83 ; V3 V5 U- s9 w/ t* C1 `& o
- Time_Count = $1A
/ ]! e. [+ |8 t4 J - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
! G9 p% i$ O6 ^+ O+ P- I+ t: @( v% @ - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率 e1 G3 ^2 ]1 Q' y% c% p
- 4 S$ K" E% R- x
4 w1 |) p; e% Q! a- .ORG $6100
* \9 j3 _- ~ j5 u7 x' x8 D) B% \ s& K# m - Process_Begin:
" @9 K) }$ u5 D2 _* A - JSR Enemy_Check' K' Q4 z1 t- v7 {+ Z! o
- JSR Track_Enemy_Check& ~+ |! s+ \( {
- Process_End:
' g& j, P# N( P) B2 r! K, y - JMP $E54F
" c1 ^) h+ @# O8 ~/ m# t+ f - 2 S0 ~8 |( e; W; W
- Enemy_Check:
& M$ _1 b: Z8 Q- G/ Z# }1 e - LDA Time_Count
0 V: S6 d* f' V& G - AND #Track_Bullet_Speed
5 y" c3 O- i- g. C/ c9 X - CMP #Track_Bullet_Speed5 I3 ^/ c, @8 s- n3 s1 l
- BNE Enemy_Check_End
: O Q, @7 P: ~ - LDX #$0F' l9 M+ _+ B5 V X. r1 l; e- `! j
- Enemy_Check_Begin:
7 N- ]5 @/ O0 H - LDA Enemy_State,X6 ]" o' a# V$ E" L4 h& S! b/ V! X
- BEQ Enemy_Check_Continue7 ~& Y# g7 N, r; j; D
- STX Enemy_Index% R, F2 u, O& l7 N3 j
- JSR Find_Begin_Enemy; M3 e8 j- Q+ f: B( {1 Y2 a
- JSR Find_End_Enemy7 H# M7 J% Q% P3 R! Y8 H/ w& y! c
- JSR Bullet_Track
' `1 N) Z/ n) Y3 |" n, T% C -
# f, k9 [( x# O: |# s - LDX Enemy_Index
8 }. w. b* J; K4 k/ @9 {& p, o- ~ - Enemy_Check_Continue:
* V# c0 J5 ~$ \- W - DEX2 [; S0 K# w/ ]3 x9 A
- BPL Enemy_Check_Begin
) M, o* e5 |( k8 d# R3 X - Enemy_Check_End:2 [4 F9 u1 z# D1 c- o- h
- RTS- n+ ?! S, {9 _2 k3 F
- 5 n5 V: \/ ?! _: N
- Track_Enemy_Check:
( m+ K- I( A- o# v5 j% P a - LDA Time_Count
/ o- D. G) l8 E - AND #Track_Enemy_Speed
! W: F+ O" e+ ]' g1 e/ j2 D1 R - CMP #Track_Enemy_Speed
$ E3 H1 N0 r3 s, w+ m1 o - BNE Track_Enemy_Check_End5 l4 Z1 Y6 W9 {* T
- LDX #$0F
" O1 c1 H, M& Q# g/ V$ Z - Track_Enemy_Check_Begin:
8 S- b4 M( X& [' @) Q - LDA Enemy_State,X
4 e8 R `# C& a* Q9 I% f - BEQ Track_Enemy_Check_Continue
. `4 `$ f" P- d! P; L - STX Enemy_Index
H: H4 X( i; O2 d u$ C9 X' u' e7 G - 2 ]7 f0 d0 T2 i7 ^" U7 Q
- LDA $40
4 I4 |8 x8 `! V# p" S/ R - LSR5 n) j2 P* g* Z6 S
- BCC Track_Enemy_Check_Begin_L1% I; q- J5 f2 z! y7 O# _7 S
-
, q4 {& v4 P& ^ - JSR Track_Enemy_Ex ;2, 4. X! z6 c- L( ~( X5 [$ v; M6 ~0 R9 ~
- LDA #$001 o& J/ Z, c$ v- C- T$ z
- BEQ Track_Enemy_Check_Begin_L2/ S% K8 ~# `: a: d3 k E: O
- 4 y. c! F# Z2 u2 ~( L
- Track_Enemy_Check_Begin_L1:) A! W& h8 V9 D$ W( w
-
# S, M. @1 Z% e* l1 t! F. `7 r - JSR Track_Enemy
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- Track_Enemy_Check_Begin_L2:
2 u5 o! [ ^" \! M/ _% j - : E3 l* y9 N& Y3 B
- LDX Enemy_Index3 D0 d h' j9 h3 ?
- Track_Enemy_Check_Continue:
& W2 Y N$ H" i, ^7 Y4 u* w3 N8 ^ - DEX
" [8 L* r5 P3 V4 o* a3 B - BPL Track_Enemy_Check_Begin- C1 `( `9 t# |6 v# d/ {9 A
- Track_Enemy_Check_End:
4 \! N; [+ k+ |" p' Z/ o8 w% Z5 P - RTS( B u7 I; ]# O5 T. Z- R$ _
- L2 r" n+ f; t4 `8 _
+ s" e3 }; w% h, f! D3 R6 p- ;查找第一个敌人
1 h- O: m! t( | H' m c7 n- J: m+ @3 G - Find_Begin_Enemy:) M( ]6 U- Z# A; [3 v* M
- LDX #$003 K! L) e2 s* n* `- f" g
- Find_Begin_Enemy_Check:
8 i% k$ R: C* y) J- U- u - LDA Enemy_State,X
* D n, `& e: i* b; P+ n - BEQ Find_Begin_Enemy_Check_Continue
V4 {5 L* y1 Y. Q* Z k3 a - LDA Enemy_Blood,X$ f3 p7 v5 _2 z1 U7 Z) B$ y6 J
- BMI Find_Begin_Enemy_Check_Continue
0 u1 i; V8 z* p# {# k - BNE Find_Begin_Enemy_End
) L* W, X* t. _1 E -
: S Q) [1 _9 d - Find_Begin_Enemy_Check_Continue:
" ~- W, f/ o6 ?9 c0 X; x3 o - INX
6 O3 D1 t% u$ ~9 I+ v - CPX #$10
. l4 J& {. f- Y) X - BCC Find_Begin_Enemy_Check
5 c' u5 y5 i9 M# y9 S( @% @! J - Find_Begin_Enemy_End:6 D6 F: p9 C6 {6 C! G
- STX Enemy_Index_Begin/ r5 k$ Q8 R( E! m6 @! |
- RTS! E- w1 H% W, n- u3 X# V
- * V) e) x- {/ Y. z% g5 S
- ;查找最后一个敌人
5 `2 S: }4 K, n# X4 a% r - Find_End_Enemy:9 ~) @2 @; |- e/ X
- LDX #$0F9 ^' j# H' B, \ h7 q
- Find_End_Enemy_Check:
) J7 K6 r; ^; F+ Z+ Z/ V7 q c- f - LDA Enemy_State,X
; v8 ^4 V1 s3 y2 K - BEQ Find_End_Enemy_Check_Continue
' ?. z P) W8 L4 S0 Q - LDA Enemy_Blood,X; L( E& ~* X0 L2 U$ M# V
- BMI Find_End_Enemy_Check_Continue
3 K5 L8 y/ W6 P0 { - BNE Find_End_Enemy_End. W2 p$ y @+ d& ?
- 5 G) c/ b3 S3 ?7 |
- Find_End_Enemy_Check_Continue:
) O6 f5 r* z/ U8 l" N1 |' h V - DEX3 Q' h! x+ {! C
- BPL Find_End_Enemy_Check2 r, }2 g. Q2 y4 Y7 m2 K$ W) A
- Find_End_Enemy_End:
- R0 m) Y4 J6 b8 D0 z1 \7 V1 j - STX Enemy_Index_End- Z' \) X0 t& H" a6 c3 e
- RTS
6 c: @& r0 o9 Q# n
, ?9 d+ D+ t! H- ;子弹追踪: \! L; e# i1 K2 L
- Bullet_Track:
5 O. w* e* ?5 z" A8 W - LDA Enemy_Index_Begin
7 _& K1 C" A$ J - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;- l. I& G+ ]. k8 R
- LDX #$00
/ ~3 m E) f) D( y1 [- C4 B - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)5 S; M! o* R! ?/ c i9 _7 [
- LDA Bullet_State,X
; s# o/ K; d2 X( Q( h. K - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
6 H' X8 W( f. ~- j - STX Loop_Index_I
, `2 f4 m1 U2 @; A: a+ _ -
5 k% }* L' k. S R$ v - JSR Bullet_Track_Enemy4 `4 E$ n! P: i, g( Y+ L/ k
- JSR Bullet_Tract_Direction
2 r+ |' U3 |% u - / `6 x1 N' r0 P) h# Q" 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
" [! j& y5 @6 u - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;% {3 f- j, q3 K4 k( W3 y: g8 Y7 v
- LDA nEnemyIndex' ~! f0 q6 X( q" r5 }" `
- CMP Enemy_Index_End
' k, v1 b0 [2 h% w) |' Y/ b$ v0 M - BEQ Bullet_Track_Check_Continue
8 N0 j0 |3 O, R - BCC Bullet_Track_Check_Continue" V# e. ^5 X; ]- }7 n
- LDA Enemy_Index_Begin2 f: r0 l" c' p8 b
- STA nEnemyIndex6 v: j6 E. o; X
-
, p. E! ]7 ]0 k- v$ B - Bullet_Track_Check_Continue:
- Y& D) m9 E# {9 ~$ |3 v - LDX Loop_Index_I
: G1 G F/ S' r- i% L - Bullet_Track_Check_End:
! @9 S- U9 P! U# r. K - INX
$ k5 i- X, y; J8 U$ e) U, c" A, p8 ?# g - CPX #$109 y/ c9 g" W. H, q
- BCC Bullet_Track_Check
; y6 z8 K# |. x* [ O/ ?+ u - Bullet_Track_End:4 ~* m7 q; n1 p
- RTS
+ ~+ E+ ~" i" ]2 v - - q3 J: m1 `# x
- ;给敌人分配子弹7 L! q2 H" A. K2 B
- Bullet_Track_Enemy:! t) g1 z4 _4 h$ D7 h! z
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)' t0 {5 b! m% y% j
- Bullet_Track_Enemy_Check:
6 p F2 M9 j. l' D$ q5 U - STX Loop_Index_J% K# m9 v2 s& o7 D z! O: l
- 1 ], A Q6 l# }
- ;if (0 != nEnemy[j] && -1 == nTrack[i])+ u7 ~) u* Z: v6 n; p$ {% ~
- LDA Enemy_State,X0 F! G# d7 v; x( f
- BEQ Bullet_Track_Enemy_Check_Continue5 C! F5 v$ [7 q' C8 f- t) |
- LDA Enemy_Blood,X
. q* n- t7 c# N8 D - BMI Bullet_Track_Enemy_Check_Continue8 i8 _+ G3 g x- c' g: c. q- M% o
- % \0 T" u5 h6 p9 `! _$ S7 c2 ^7 B
- LDX Loop_Index_I
$ E- A0 N; X% e; H# k9 w6 ] - LDA Track_Enemy_Index,X
; D6 m6 ~; c+ |0 E8 t - CMP #$FF* ]& G4 R) {+ F& U
- BEQ Bullet_Track_Enemy_Init# C. o8 O$ e& a7 K% U
-
0 v3 l2 M# n0 R. {( Q$ N: I - Bullet_Track_Enemy_Init:4 l( A; Z7 x* u
- LDA Loop_Index_J
z) [+ A/ A5 s3 v, \ - STA Track_Enemy_Index,X ;nTrack[i] = j;
4 k- x/ D$ X0 k -
7 |, y/ `9 q% c$ H+ \$ x - STA nEnemyIndex) W8 x/ z8 T0 ^
- INC nEnemyIndex ;nEnemyIndex = j + 1;( V$ ?, L: h1 \7 i' o
- RTS ;break;8 o# {5 d- d# d% e* m# K
- 9 h% P) j, K- s9 g* _% o! U
- Bullet_Track_Enemy_Check_Continue:+ p& o8 [, O4 X# ~' @
- LDX Loop_Index_J& Y# b1 M! Q- ^: f- o8 u, y
- INX ;j++
+ K' @$ |: R7 P. r) B6 O - CPX Enemy_Index_End3 S% c( P! d* `' N
- BEQ Bullet_Track_Enemy_Check( h' T d' A. K( v+ _( ~
- BCC Bullet_Track_Enemy_Check7 k {' L/ T$ d8 d$ U$ g
- Bullet_Track_Enemy_End:
' |1 T# ` ?6 L: _. F2 o1 M3 l - RTS# a2 v) F- S! C2 W. E7 d
- ; `! ~# f. N; Y9 J2 |
- Track_Enemy:
8 N) O- D/ A) e* e3 D4 p0 G) v - LDX #$0F
* k8 g! ` }' D( m - Track_Enemy_Begin:+ U4 P' f; _0 v- O
- LDA Bullet_Icon,X
7 ?, x* c. P/ l. Q, L3 M - BEQ Track_Enemy_Continue# q# e- E- ] N# @
- LDA Bullet_State,X
6 ]; ^) H$ s; C9 W2 `" z - CMP #$01+ L/ c, f3 y- B; p- T. N
- BNE Track_Enemy_Continue$ e! j! p4 u1 x7 R( L# C
- # S5 G/ E; g0 p. {+ w$ m# V& ^7 g* g
- JSR Track_Enemy_Process
3 e. p: V) V: r# ?/ H: ` -
" n# ]3 M. P- Y4 }$ {0 A - Track_Enemy_Continue:
% z4 `) Z1 a0 X( _- W6 b - DEX
o! ]) v5 c5 @$ | - BPL Track_Enemy_Begin5 ] k* D& [7 R: Y0 L
- RTS4 |9 t9 h) q! J) X5 ~/ f, h
- 3 _7 H/ h- J) A1 D) `7 M3 R4 ~
- ;普通关卡' R7 ?& V9 t1 L& ~& J1 m% X
- Track_Enemy_Process:4 j* r& x. K3 _: G) w" g
- LDA Track_Enemy_Index,X+ s( H0 |3 O. c) X& r/ L
- CMP Enemy_Index) c p9 ]. W$ _5 b- c0 _9 k
- BNE Track_Enemy_End) w' W, R# J( q2 i- ` ?% e! Y
- LDY Enemy_Index& w* l' r6 a5 M, I& d$ H |% Y
- JSR Track_Enemy_Y
1 o1 O0 x$ \6 _6 h# X: i - LDY Enemy_Index
! U# ~- \8 e* m& ?8 e/ M4 Y5 v - JSR Track_Enemy_X
; k$ @" n- I; N1 d/ O - Track_Enemy_End:# F5 W: e2 |: G& n1 k
- RTS) R4 R0 _3 T" ]7 w" Q' f
-
2 R- m3 w& R6 c4 ?' y& x - Track_Enemy_Y:& J- j, v, Y) R& g
- SEC4 U o1 o; v$ v8 U A. [
- LDA Bullet_Y_Pos,X
1 k! ^% V, P4 y% } - SBC Enemy_Y_Pos,Y; _( B! Q C2 Z" X$ \- N( l
- BEQ Track_Enemy_Y_Equal) Z) D; `0 M2 M$ S, P# P! M) r
- BCS Track_Enemy_Y_Greater' w h" ]2 x4 V* F |
- $ y( F( B5 h1 R1 ~1 l
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y2 ?3 N# @$ @3 ?8 H7 i
- CMP #$FC1 y7 j8 c9 R; `$ g
- BCC L1_1
9 {& r. c& l& c" }- | - CMP #$FE
5 d8 b, x# d/ j* h$ X5 D - BCC L1_2
+ Z. D+ k! F$ p - LDA #$006 h, N0 }/ d$ G( `# ^% f; @! l: l
- STA Bullet_Y_Speed,X. ^0 \- H) U! ^4 p7 T
- RTS0 R/ L5 j) Y; i# d
- L1_1:
% [( t% ?, N9 u; l& C y - LDA Bullet_Type,X) f( T) b+ {+ ?3 V1 r, I& u/ \
- AND #$0F3 j5 M% z4 Z8 t, R
- TAY
# F( ? U% ^. T# {- g4 p; }- F - LDA Bullet_Speed_Data,Y
8 E/ A5 O3 ^) ~+ H/ m7 E. o - STA Bullet_Y_Speed,X2 U1 F1 G+ |* v+ u
- RTS
; \5 E! n# n' t* H
: }" ~) f0 L- r4 W- L1_2:
) A( B. z9 o1 e5 [& \ - STA Data_buffer- B3 X1 _: ?( z: J% x
- LDA #$00
- W+ D6 u; P/ L - STA Data_buffer0 Z1 f; G( T; y( z! Z8 P. R
- LSR
8 {6 d. a# g h0 l+ ^+ u' P% G - STA Bullet_Y_Speed,X9 W" A: B% R" `7 H: p7 K4 D& O
- RTS( L) d( L+ F2 g8 }+ J+ N" \
. ~6 @; o$ ~8 `- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
, l& H) |' ?* X" \* N - CMP #$04
' v/ ~& B9 Y; z5 `$ R' B8 K - BCS L2_1
8 Q: F6 D/ S) ?# g ^/ f5 F - CMP #$047 A0 i0 G% L j; K. h
- BCS L2_2( _2 g- }3 F8 {; d( |
- LDA #$00
8 y: ^% d J: _& F - STA Bullet_Y_Speed,X
9 J# j* d6 n0 p - RTS
/ L4 z2 v: ~! H U8 d -
) i, x/ _ Z9 a. s - L2_1:
( R$ B% Z h% T8 g) y - LDA Bullet_Type,X
) e" f3 i, Z5 u( R+ \* B - AND #$0F
: x/ ~# Q* R) V; `" {: _. M# o - TAY/ b) d. _- Q* w1 r0 ^7 ~
- LDA #$002 |( P$ C# B+ m
- SBC Bullet_Speed_Data,Y+ p& `+ {6 v( V' Q& A* l& J
- STA Bullet_Y_Speed,X
& z& Q, h7 ~" F2 ~: h - RTS0 s) e$ B, A; B: }% L* E1 Z( Y
- - Y4 a# `0 Z: E1 f6 m# S9 w
- L2_2:
5 P! I' }1 P+ S; H - LSR
7 x3 B) q" F4 R- G - STA Data_buffer
$ k& E* i4 y" L - LDA #$00
3 h9 a" I- s* j) Z6 x% M: S - SBC Data_buffer8 _& l+ n; ?& `( \, @+ p( K
- STA Bullet_Y_Speed,X
y! C# k: ]/ G2 R+ H. }- \ - RTS
! o# @& o; G! b$ g3 c. B -
v5 v M; r. @ - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y3 b. l5 ?# \ \7 G- f4 n
- LDA #$00% r I# @9 w' B" h3 T) K
- STA Bullet_Y_Speed,X
( u* ]* y) k9 z0 i8 x. A) P9 R - RTS
' z; V, f3 b1 T- \ p6 i -
) H. v( u6 v" g, r, Z - Track_Enemy_X:& ?+ Q5 @1 ]6 V5 {% \
- SEC
" p: T1 h) H" G - LDA Bullet_X_Pos,X
6 X9 x* ~( l! B, @$ U - SBC Enemy_X_Pos,Y
- }# ~0 `. l' C& W- t - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
! \, V! @! @; j - BCS Track_Enemy_X_Greater ;子弹在敌人下方( _& N8 n- F& C+ ^
- 0 V' o9 D9 i' U, O: U6 d
- Track_Enemy_X_Less: ;子弹X < 敌人X
( H& E) V' F" h2 M0 X% {3 x - CMP #$FC6 {7 i" @! d- L9 M
- BCC L3_1/ N/ M1 x: O1 c! M3 u' N
- CMP #$FE, c" y& C* ?7 `5 Q& p% Z
- BCC L3_2
, V- h8 e8 y4 K- Q0 |. f+ P. v - LDA #$00
' F+ S( G% f0 n( @) N* Z {1 ? - STA Bullet_X_Speed,X
4 J3 ], D( U% Z" D5 R: R1 D - RTS
/ ^4 q" J; Z2 ] - L3_1:
( i1 |! e; H3 ~+ x - LDA Bullet_Type,X
( _- d3 \9 V. f6 L+ ~6 w8 c* N - AND #$0F
4 {# Z( _4 a* H3 a) y+ i% y - TAY
( G# @7 F* L) c8 W$ ]3 b% B - LDA Bullet_Speed_Data,Y
1 ]5 y3 d* G) [* ~# x- M - STA Bullet_X_Speed,X. G' ?% I% ]; k* |5 A( B
- RTS
1 h4 {! ~! k u& v# U6 C$ u - L3_2: : K! z6 a" J5 q2 _4 I
- STA Data_buffer) }* A3 |9 S% j1 ?/ J8 I. }. b3 z
- LDA #$006 @! e4 p Y! N0 R
- STA Data_buffer
, B+ S! D; D- V - LSR
3 ~% P( f7 C! x - STA Bullet_X_Speed,X
, E: Y! k: h/ j: y8 z - RTS( h- T/ E7 @2 O1 B
- * k/ w! j, N* p6 m- [) b
- Track_Enemy_X_Greater: ;子弹X > 敌人X
" u' ]0 e5 A3 M/ y! K! P7 @ - CMP #$04
* o' j, C8 e! Q @ - BCS L4_1
# g# H0 z( {6 c3 ?8 [9 t& l - CMP #$02( k. Z, S3 ~9 n
- BCS L4_2
9 `/ I9 s q$ P+ w0 ~ - LDA #$00
# m; ]- ~5 p. x' q9 A - STA Bullet_X_Speed,X
; |9 b' B2 n) [$ i) G2 S& U4 [ - RTS
" F' n" {6 ]: C& Y -
, m( J4 Z2 k% {$ i2 c; l - L4_1:
' \: n8 X+ G' z7 `5 ]! r - LDA Bullet_Type,X* d5 G/ ~, P: \' D1 N
- AND #$0F
! t, i \* Z K; t9 o - TAY
' ~* s8 s* m( E6 b0 O% J; U/ t - LDA #$00
; `/ U y# d# ^% L( c# P* c# k" y - SBC Bullet_Speed_Data,Y3 C! B$ [0 [; J5 [
- STA Bullet_X_Speed,X6 Y+ ]/ f8 c2 s4 h9 {
- RTS6 o( {+ j) ~% p7 t3 P* @
- L4_2:
% y5 K+ z2 _% M5 u1 K& B! J+ e - LSR
; g( n9 E7 z* \/ k3 L - STA Data_buffer
: g T8 p/ ^# @9 u. z2 W! P - LDA #$006 _4 W& `3 ~4 @/ Q1 T; ]
- SBC Data_buffer
. O: Y8 z5 k- {+ h/ F H - STA Bullet_X_Speed,X2 |, R( M; l; {
- RTS
, w( k; W) N# E% `4 w3 l1 v1 r- x -
7 T! {& G% e5 d. _: y' s - Track_Enemy_X_Equal: ;子弹X == 敌人X/ n4 K; w; T4 P& p' p9 c2 ^
- LDA #$00 R* K. v8 Y9 t6 V& {
- STA Bullet_X_Speed,X$ l) n9 U. K/ m) O
- RTS
; P. F7 \" g" ]$ R; p9 t, L - ; u; d$ Y, B+ t* V6 j6 w5 `
- Bullet_Speed_Data:) p1 d1 |0 S, S1 _& k. j
- .DB $00,$03,$03,$02,$03,$039 X& |* e; c+ L% r% M$ q
-
?& C$ }9 W* ^ - ;2, 4关
2 l1 x) D9 G" b - Track_Enemy_Ex:; _/ @3 v9 E# [' B
- LDX #$0F3 O2 j C0 z6 e" P
- Track_Enemy_Ex_Begin:
# J7 g! y8 \' R$ }5 m - 8 J" p5 _0 ^- f* K) \) U' A
- LDA Bullet_State,X) I1 F2 z5 I7 I
- CMP #$01
- T8 G! `) R# {% B# s) S7 l3 u6 [ - BNE Track_Enemy_Ex_Continue
) c7 q9 P( O% [- ] - ( m3 b, x7 h7 k k
- LDA Track_Enemy_Index,X
# K; O5 T2 D3 U2 Q n W - CMP Enemy_Index
4 M/ l2 k# ]1 u1 u7 A8 _2 B - BNE Track_Enemy_Ex_Continue ;匹配追踪目标& c, f) @0 Q& H6 R* E
-
/ w1 k5 V& a" K! J9 C - LDY Enemy_Index! J6 D3 L" u- x& m0 v; s
- JSR Track_Enemy_Ex_X
7 n% J% |% g4 Q0 K$ O, \0 q - 1 }/ ^/ ]9 B/ O' ~+ G$ E
- Track_Enemy_Ex_Continue:
& `% [/ s$ x7 H8 U% B - DEX6 [* w ]* c; Q {* U: }* o! W& m' }: g6 h
- BPL Track_Enemy_Ex_Begin. l0 u4 B/ N/ \- G% O! i$ m$ [( _
- Track_Enemy_Ex_End:$ K1 u/ o: s9 ?7 }* B J$ [% U7 j U
- RTS
3 j& k* i1 r9 o- l: N+ C& H* ], ?6 | -
. S5 U& U d) X$ }7 B" d - Track_Enemy_Ex_X:
; K% g: x2 K" H& A, X1 w h* H - ;LDA Bullet_Z_Pos,X0 J: i$ g: }& r/ u" ~* W. _2 {0 ^8 M
- ;CMP #$045 A1 V1 _8 p3 f" e( X2 Y
- ;BCC Track_Enemy_Ex_X_End; {2 P/ n2 }2 r% u9 `
- SEC7 n- ~4 l [' V) Y% A. R
- LDA Bullet_X_Pos,X
( U, B( D+ s* k4 ^ - SBC Enemy_X_Pos,Y( Y+ e2 T3 M1 ~5 V
- BCS Track_Enemy_Ex_X_Greater2 F1 b) J9 v. ~5 Q2 E( O
-
+ K1 i8 ?& j( s - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X+ ?( F; t3 E7 A
- CMP #$FD0 U5 |0 R2 b' o( u. s* E
- BCS Track_Enemy_Ex_X_Less_End- X, p, k# s6 Q6 c3 [( V! ]
- LDA $6020,X6 C! S$ m$ b$ w
- CMP #$2A4 O6 ]( K& F0 K" b1 m8 [ t2 k
- BEQ Track_Enemy_Ex_X_Less_L1
( G& o) D; A; j - LDA Bullet_Z_Pos,X$ n3 R" v# Y( p- L! H8 S
- LSR
) o# t9 {0 k! W2 d - TAY, b4 ^5 h- x# @9 k
- LDA Bullet_Speed_Data_Ex_R,Y$ V6 }# ` [6 v. y9 }, a
- STA Bullet_X_Speed,X
; V1 n% B, a# ~) e& N( L - RTS
' n. \( W$ x% S! l - Track_Enemy_Ex_X_Less_L1:
) L9 D7 q& d; D8 W4 \. } - , l2 D' ]$ T' Y# {
- LDA Bullet_Z_Pos,X! a/ |, W4 X0 M- d
- LSR! i7 }2 ^; B6 z" I( w# n8 @9 D
- LSR
4 E1 i/ ?) K6 Q - TAY0 }/ X& L, Q9 I+ q7 R5 |
- LDA Bullet_Speed_Data_Ex,Y
! Y+ O* C4 b% z; {; G - STA Bullet_X_Speed,X! P3 z6 r# Y( h9 e! s4 V4 H& S
- RTS. X1 Y! d* O$ T1 d9 U# F
-
4 I0 `7 z4 v' B$ D, q - Track_Enemy_Ex_X_Less_End:
2 d. F: B' t6 I) p - RTS
; f. L1 V& U8 C5 g6 t - . F% c& D# I% P- i: p& ~* b
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X. G4 g( N4 N8 x; w9 g
- CMP #$03
1 b5 l$ q( \5 K) o$ v0 M - BCC Track_Enemy_Ex_X_End0 h" E" s9 c+ `9 t( Q3 R1 l
- LDA $6020,X
- o' R% c2 _# T - CMP #$2A
( z1 v( B( b$ a/ t - BEQ Track_Enemy_Ex_X_Greater_L1
! H9 n4 Z! a/ I; M - LDA Bullet_Z_Pos,X
* d K& U& `$ H0 d2 B3 ^ - LSR3 K; }, R! Z, w& l2 J5 ~& P. U$ f
- TAY
" ^* O2 D8 n( F: F: _" z, \ - LDA #$00
6 d9 s9 ]4 N, i; J( E- V! w* E - SEC
! t" u. U4 L7 @$ m3 ~/ L - SBC Bullet_Speed_Data_Ex_R,Y
3 o- f! K9 W5 g. B& R0 h( Y8 @ - STA Bullet_X_Speed,X
; @+ W% N6 b4 t3 Q1 L$ F - RTS
/ N+ g# U3 p, `) L& f2 [/ R -
# N9 Z" w% P+ h: b - Track_Enemy_Ex_X_Greater_L1' H7 ]. S6 b' X, H6 q& L; K- M* D' k
- LDA Bullet_Z_Pos,X: w# e' G7 L7 d2 k
- LSR% t# l( S! a( D: n% B; `) V
- LSR
' F9 F/ C' U( c# V - TAY2 [5 _7 m: d" v) w0 Y5 D( r: ^, G1 y
- LDA #$00
5 p A% U3 w8 ?8 C. v - SEC
* N- B$ u' W e) Q* d - SBC Bullet_Speed_Data_Ex,Y
( _& k! V, W1 L7 q8 @! i' t$ s8 E - STA Bullet_X_Speed,X
- \! W3 L x, h4 H7 W3 N/ `* b7 J7 m5 F - RTS8 Y& c/ K% X) y3 q7 t5 v3 d' M
- * a2 t. z/ B6 u; m4 V$ r0 T
- Track_Enemy_Ex_X_End:
) u$ s8 E+ d9 z( O# K$ I* \ - RTS+ C6 T! \+ P, F6 W
-
6 z" z/ G/ l" j6 l - ;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)1 P# ~0 l6 w" S
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上3 t$ i' f$ }9 N# O
- Bullet_Tract_Direction:% ]7 L" f* D ^5 g
- LDA Bullet_Icon,X
- q) L& ^8 w# X6 W p - CMP #$23$ M, _+ Z* x& ~! J6 `! @
- BCC Bullet_Tract_Direction_End
5 S& Z+ m) F7 x; V* f0 E' \ - & F8 B* x/ I7 w6 A8 w9 U6 ]. E
- ; X != 0
/ R0 @* v! M# K6 R. Q$ d! v - LDA Bullet_X_Speed,X
' u+ r0 w' J& z6 H# ]! J - BEQ Bullet_Direction_V( L3 x- K8 h0 |5 K+ X$ c
-
$ R2 i& G; Y3 L6 I! X - LDA Bullet_Y_Speed,X. B: q4 ^9 p9 [1 y% p
- BEQ Bullet_Direction_H
' Y/ D9 E, z7 Q6 S. t4 l4 [ - % w. z; a; ]9 _+ n
- LDA Bullet_X_Speed,X6 J W# V8 R8 @% {
- BPL Bullet_Tract_Direction_Right" o& E8 P2 ]: D, D
- Bullet_Tract_Direction_Left:
' R( O/ W% H9 c - LDA Bullet_Y_Speed,X' P7 ^% v4 L4 V, n- q/ f
- BMI Bullet_Direction_Left_Top
+ y* t) T+ s5 l$ k0 H - BPL Bullet_Direction_Left_Down
( f, q) x! c( w+ _! q - Bullet_Tract_Direction_Right:) v! h+ t8 R0 D) _ ]/ q0 h
- LDA Bullet_Y_Speed,X
* A& C% J$ O# D6 F+ V - BMI Bullet_Direction_Right_Top7 e. {9 Z% g1 X# k6 t
- BPL Bullet_Direction_Right_Down
4 B- _$ n( K6 @- e1 @& i O - Bullet_Tract_Direction_End:
' Y( m5 G) v# k/ }: {# K; y* J - RTS- V: i' l! |9 W" z
- : ~* L9 q- L2 d% a( c, j9 W
- Bullet_Direction_Left_Top:
2 o3 t+ d7 R3 Y5 j - LDA #$259 t" \8 k! u F1 V
- STA Bullet_Icon,X
/ ]6 c% h" }; T$ z1 W - LDA #$C0( @6 v/ b7 `: z2 V) j H
- STA Bullet_Direction,X
! ^+ \2 c$ y! O0 m- R5 X - RTS
( m; _( _& G; |: r! H - 9 ^. W; ~: r& D0 D2 ]9 A- h
- Bullet_Direction_Left_Down:
6 x$ Z0 q) U* [3 n1 J - LDA #$25( f s, f! c7 q- O! T+ @. v
- STA Bullet_Icon,X. Y: s) s" `, d2 l; _- u" c
- LDA #$40
2 z/ Q9 U: {2 e o7 q - STA Bullet_Direction,X
; ?: w; d( q7 L. |& X% J) d3 { - RTS5 D* L* E4 U) D9 Z
7 `0 Z; ]8 _$ T% I* M- Bullet_Direction_Right_Top: N/ _6 C9 l( W* p* |0 L) u
- LDA #$25
( s! E5 E0 S* y. ^( b- w% i - STA Bullet_Icon,X
, d) Q3 J3 Z6 v/ x9 P - LDA #$80" B+ W' u1 r( }: X
- STA Bullet_Direction,X, A4 l& m: B3 F+ e' \
- RTS+ Y8 Y9 s) p! b3 }4 T
6 @ c) E( w1 ]+ Y, ]3 C0 y# d- Bullet_Direction_Right_Down:
7 s$ e, _ Z/ a - LDA #$254 U3 l( O/ \% Z3 k# Q' c3 Q7 N. F
- STA Bullet_Icon,X
% I2 G3 b# q2 D - LDA #$007 @0 W7 e1 {' |+ p2 u& Y( {/ Z8 Y: q' m
- STA Bullet_Direction,X
% i6 M% U7 K5 H5 j3 F - RTS
. S! Y6 A8 `1 a0 q5 ^; ], H% n4 p, X - 6 N; K- G8 y: i! u H
- Bullet_Direction_H:
# c6 i. A. A' L- k; k - LDA #$24% n# x9 Y0 u+ g& _: F4 D
- STA Bullet_Icon,X
( u3 i9 b9 e/ u0 w: Q; D6 s3 l - LDA #$00
2 r6 W3 [8 z. v ]" H- S - STA Bullet_Direction,X
. W3 B4 |8 Q! D! X+ |+ J - RTS+ }5 |# |7 T3 |- o! T _8 H7 [& I$ K
9 [" E4 e; U# v' \0 l. g. \- Bullet_Direction_V:
) |- J" g8 V. F" e s0 W - LDA #$23
( h9 X0 I* z' O0 e3 H - STA Bullet_Icon,X
; Q9 J1 B* Z/ H/ J( k% N - LDA #$00) K" E6 Z6 g. I/ p0 X
- STA Bullet_Direction,X
$ L) w+ W4 M3 O - RTS! t3 K3 ~& U y) E5 V4 d$ j& E' O
/ O0 E- m) ~6 j+ X- Bullet_Speed_Data_Ex:
* }/ s4 L* s* Q: K - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$042 T5 S( ]. O% i- \
-
/ |5 h& W; g1 |, l2 i - Bullet_Speed_Data_Ex_R:
0 j6 v5 p, ?2 t; J9 ]6 \ - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$084 e7 n1 ^( Y3 q5 H0 a, W
-
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