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[FC][魂斗罗][J][追踪弹]% I( p5 d- O8 E# [1 I) ]
8 b0 s$ O4 C' F& k. {0 u时间:2023.04.30 w5 i! f8 {+ G O
作者:FlameCyclone. \" J, n; N/ y: J
内容:
( E. H7 L) |9 [" y3 m& D" j! I" P3 @ 1. 所有子弹追踪敌人
9 R" @1 E; y1 ?1 | 2. 选择键切换武器
9 R l' x& j3 `3 K/ w9 z, J 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* F# Z- ~% ]* H, r
5 N8 T7 G5 e6 N% vflamecyclone.ys168.com
) l: i' p# K" z4 p
6 Y0 O; K+ p# y$ q4 ^- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁/ R& x( H& ]- D+ P$ I
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
( J( `' G. H+ k! L9 k4 m8 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)4 B; R8 @+ x# [
- 5 V1 [7 [4 @7 g" L+ w9 _2 F
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)9 F5 ]8 C+ L2 [2 x$ B
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上) H/ I! {6 z: F" S
- + Z$ r2 e9 b3 b8 \5 g
- Track_Enemy_Index = $6000$ a! \& C+ [9 s, v2 \9 K
- Enemy_Index_Begin = $6010
5 J; Q0 q3 {( ?, C+ k; S) [ - Enemy_Index_End = $6011
& [/ g4 [/ |6 N( e" v9 N - ; d" @$ `8 c6 n9 D+ ], [+ @" F
- Loop_Index_I = $60129 _$ C3 h5 p. Y( ^- A Q3 ^
- Loop_Index_J = $6013
3 G) w Y' U, _4 j - nEnemyIndex = $6014
; O8 i3 y% [8 r - Data_buffer = $6015
3 E, O% U; ~7 |
6 {' L" q7 Q# n5 z$ ]- Bullet_Y_Pos = $03B8 ;子弹垂直坐标% b. P) q6 v6 d& p
- Bullet_X_Pos = $03C8 ;子弹水平坐标
8 x! M( |, L% [1 W - Bullet_Y_Speed = $03F8 ;子弹垂直速度* V7 ~% t1 ^' s* M# T
- Bullet_X_Speed = $0408 ;子弹水平速度7 O1 L; m1 N6 a4 D
- Bullet_Z_Pos = $0418 ;子弹Z坐标
$ b) m: [8 h0 c8 |3 d4 ? - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P, {% L" Q# [) N) W
- Q; ?/ E$ w4 L3 w, g- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
( g# z5 D+ K$ J - Enemy_Blood = $0598 ;敌人血量- d; h- k& h3 ^$ G; D3 i1 f
- Enemy_Type_Addr = $0528 ;敌人类型2 z; y# W: Q5 r! N3 Z
- Enemy_Blood_Addr = $0578 ;敌人血量
Q" n" J2 u' g' d4 u2 Z! |& a - Enemy_Y_Pos = $0324 ;敌人垂直坐标
% u" _4 {; o/ B8 m+ G - Enemy_X_Pos = $033E ;敌人水平坐标, H7 I& J, ?5 v+ T1 w
- Enemy_Y_Speed = $04E8 ;敌人垂直速度4 b: \/ p/ g; |7 L$ ~
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
3 E, p: s: G" ?1 o" y* B - ! R. u$ j9 T& F8 ^
- Enemy_Index = $83 ;
x, C2 O' P/ d/ m, s2 W - Time_Count = $1A
' I! G; S/ v0 X - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率. }7 _" g" f: V0 ^' D7 f" N
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
9 f* f: m v9 j
8 c" l. O9 D/ N4 k; w, p. F% v
! j2 D# d5 g9 N* G% H- .ORG $6100
0 L8 }/ P* D4 @' z6 c6 B% D - Process_Begin:
9 V; h, d8 j- O- ^ - JSR Enemy_Check# M6 `, ]$ l( P; R4 x! x
- JSR Track_Enemy_Check$ |5 y3 R1 R& v, q' f% C
- Process_End:; f6 x# D( b) m8 ]# M P
- JMP $E54F
, C1 U. n' C. G& ?. r - - W+ Y7 m( O6 R8 O+ f% }+ n
- Enemy_Check:* c+ l8 o' T6 z- i: s; U) X1 c
- LDA Time_Count
, a6 Q( t- h7 g2 B - AND #Track_Bullet_Speed& g9 M. _1 T% v* Y n
- CMP #Track_Bullet_Speed: _% l' c1 Y S- ^
- BNE Enemy_Check_End0 j5 c3 H, ~" ?( v, \5 M" Z2 G
- LDX #$0F
9 \5 z W) X. x - Enemy_Check_Begin:
I5 x! `" J& R$ F' q( F - LDA Enemy_State,X2 y) K1 f! T: ?+ ^7 C, k. z9 k
- BEQ Enemy_Check_Continue
' \. o3 E- Q- p! F. ` - STX Enemy_Index
( k u. p+ [% p, k - JSR Find_Begin_Enemy
3 _$ y0 S$ t5 X: q1 V% i: M: b; q - JSR Find_End_Enemy
5 N* U' H1 p3 a. K" @7 x - JSR Bullet_Track
- g$ ~9 h/ W5 h' B* i* a -
0 J' X" P! s' Z: R5 D/ ]+ C d% f - LDX Enemy_Index8 U" O; M4 m! M; Y
- Enemy_Check_Continue:% i, a8 ~) f+ S# F! p i
- DEX
! y& r- M3 }( D/ W - BPL Enemy_Check_Begin
) i* |' |/ M* h7 Y6 ` `6 v9 `" F - Enemy_Check_End:
( b2 F+ F% \& B. f - RTS
, Z- _6 v6 } j4 R/ q C -
6 `4 l, x# K1 Z( z& Z" d8 A - Track_Enemy_Check:
$ E7 |8 m% s+ ^3 q - LDA Time_Count
$ }; q i; D+ ?( \% i - AND #Track_Enemy_Speed3 }! Y+ y0 z9 D& `+ f4 U
- CMP #Track_Enemy_Speed7 q$ V" E2 Q3 v: ?6 I' j* C
- BNE Track_Enemy_Check_End5 e7 {7 m$ y3 h7 A& u4 A1 _" z
- LDX #$0F8 W0 l B G$ t
- Track_Enemy_Check_Begin:
3 W& S; U" N }" g7 [9 H8 } - LDA Enemy_State,X5 z5 [; h4 I$ h- Z
- BEQ Track_Enemy_Check_Continue
. A- _' a" d0 J - STX Enemy_Index8 E; l9 g1 q0 R5 L' v/ Z
- ) ] c" x; U& r' E" J, W/ v
- LDA $400 K7 Z1 I1 d0 B i
- LSR
4 B( b* c7 e+ r: v' a( H" ~5 @ - BCC Track_Enemy_Check_Begin_L1
L& \6 s. ^) s5 a -
# a; s* d* X, }3 G% x- K) {0 f - JSR Track_Enemy_Ex ;2, 4
7 o) A2 x* |5 ^ - LDA #$00# P) J! p% j; a4 L( x! K6 T
- BEQ Track_Enemy_Check_Begin_L2
" w' z: W! I0 ^& G -
, J: M/ k$ U9 | a - Track_Enemy_Check_Begin_L1:2 x; T+ E: g3 `* d
- + v6 D/ d+ G, \ z t
- JSR Track_Enemy
) b; t$ J' d* `
5 V8 e7 v, N1 L5 F( W- Track_Enemy_Check_Begin_L2:
, e2 |. B( X6 _! S -
4 B' x9 ]+ k3 ` - LDX Enemy_Index( X$ d; G+ a7 n; S
- Track_Enemy_Check_Continue: T O9 O' O: D3 J8 A
- DEX: {, |4 ` b$ m# O* z
- BPL Track_Enemy_Check_Begin
# X3 F1 E0 H5 \. g3 L, ?0 D& m - Track_Enemy_Check_End:7 R) p7 r6 Y" D9 s# g5 A+ G; _
- RTS
8 h# K! Y! \5 b1 u4 }$ D' Q - : x" ~3 A# f0 b/ b, n/ I
- : V7 L' F7 K% U- t* h: _# f
- ;查找第一个敌人, s3 G2 w) N1 P u' r
- Find_Begin_Enemy:, l( u4 V( x8 U7 J
- LDX #$00
: N7 ^6 Z! n! B5 a - Find_Begin_Enemy_Check:
0 \& \$ w0 O5 h& b I U8 i - LDA Enemy_State,X0 M$ B) j& b p$ X3 ~
- BEQ Find_Begin_Enemy_Check_Continue% O3 f% G# c% m+ r/ |: B. [
- LDA Enemy_Blood,X# J1 o* ?5 y6 G E n9 }* J
- BMI Find_Begin_Enemy_Check_Continue
+ E0 j0 l: @* R9 h' ?/ m - BNE Find_Begin_Enemy_End, W! {5 b+ L# m% ^
- & O7 a# Q% D% q! x6 |
- Find_Begin_Enemy_Check_Continue:
0 J1 f( J& b* N5 { - INX
' X* o& K6 n- G7 ]' F4 ~1 U - CPX #$10
9 Z6 q3 j# z7 T - BCC Find_Begin_Enemy_Check
7 J* d3 V ^5 V2 |3 V# E. { - Find_Begin_Enemy_End:
1 d% H. Y) A4 q - STX Enemy_Index_Begin& c9 h7 Y: H+ F9 c: P+ P
- RTS! {: T {7 g* Z% w9 ~6 H& d% r
- 2 D* f: X; a* p5 B( d! z
- ;查找最后一个敌人
4 [) \4 D$ N a* h& h - Find_End_Enemy:
# u k/ i# f3 c3 x) L9 v - LDX #$0F1 u: Y, t% {2 s. I! t* V. F) p
- Find_End_Enemy_Check:% n" U0 f4 w" E J6 j. t1 E& r5 d. ?
- LDA Enemy_State,X
: C1 O: _5 }7 E - BEQ Find_End_Enemy_Check_Continue# ?) ~6 f% j- @$ T y4 b. x! u
- LDA Enemy_Blood,X
9 u6 w5 V/ p+ _( K; g/ D - BMI Find_End_Enemy_Check_Continue
$ [# e/ f; j$ g" I - BNE Find_End_Enemy_End7 R8 Y# `, V6 l# ]4 {9 \( J
- 2 ~; m- i3 m. {" \' L# E4 J
- Find_End_Enemy_Check_Continue:' }+ q; r' _# o3 u' C$ R6 }
- DEX
V) ?( U0 R4 E8 `8 w( E - BPL Find_End_Enemy_Check J( _$ l2 T2 t7 B7 u+ O8 |4 Y# r
- Find_End_Enemy_End:( `* Z, b# b6 i4 H; p
- STX Enemy_Index_End1 @& y, N2 A4 x, _6 d' h, p! s5 g* s
- RTS
0 g' f c3 h/ s
7 [: g. i' p$ c4 f, b e( P# f- A8 m- ;子弹追踪- z: L- Z; C) |
- Bullet_Track:
1 ~$ n+ u& E- v4 I( ~/ @ - LDA Enemy_Index_Begin
8 X9 W+ ~1 K' x. {8 |8 E7 G4 F - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;8 i% C5 |# P5 I+ J* B" a
- LDX #$00
& z( m/ e. c6 W- Y0 T! L - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
8 v4 y7 |/ r2 l/ ^( H( Z* h2 i- d. l - LDA Bullet_State,X
7 _- P$ ^$ Q( i. I8 Q - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
% x& X1 G. m$ i0 B" } - STX Loop_Index_I
3 t7 k0 s5 b: ^. ~3 V' z% q$ s - 8 w7 b1 D( ]- k
- JSR Bullet_Track_Enemy
! K5 V- ~* ]/ J- @ f, B6 d; p - JSR Bullet_Tract_Direction
- w% b# m" U9 A1 i# V - % g' p5 ]/ C/ o3 g6 J: E
- ;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* I% }4 `% d2 u. U8 P+ I3 [
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
! u" f* C2 x. e) J3 W( q - LDA nEnemyIndex4 ~& f9 [: J" w, N& W
- CMP Enemy_Index_End
7 X; f# M3 L2 }2 n" M0 c" v3 t+ N1 [ - BEQ Bullet_Track_Check_Continue7 v0 g+ {, d* X, v2 R
- BCC Bullet_Track_Check_Continue( D) [3 h* [* b9 W$ J8 a
- LDA Enemy_Index_Begin
+ g$ E+ J4 U; ^1 M - STA nEnemyIndex4 ]% V* m# B2 T# y' d# ?
- 1 m) C4 V9 m+ ~: E0 s
- Bullet_Track_Check_Continue:
, m! O# q( n2 K7 [) T/ A - LDX Loop_Index_I# H/ B) m* ^# v: h
- Bullet_Track_Check_End:% y3 R4 o, Z) w2 K* t9 o1 L
- INX
. x% f" Y F( Y& e5 i - CPX #$10 c& O- w) P- G. U( a/ q' f
- BCC Bullet_Track_Check# Y: S+ a4 u- ~
- Bullet_Track_End:
% H' B" ^! R9 P5 ? - RTS
8 T) J0 d& d, |- _ - , }. _0 L) a0 S. D) e @" y
- ;给敌人分配子弹' a) B9 J, ^5 j- j
- Bullet_Track_Enemy:
9 R( F9 L9 E7 I q1 D/ g$ m6 ?; s - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
0 m6 x% u: r* K - Bullet_Track_Enemy_Check:0 J+ T. S0 J0 E; P1 B- O9 q/ r
- STX Loop_Index_J1 T. |9 w* e# @/ f
-
4 b* K; A. x2 S2 L - ;if (0 != nEnemy[j] && -1 == nTrack[i])* @ H8 o( [ B. X) Y+ m" m" L
- LDA Enemy_State,X
% E) f( X$ I2 v4 Z3 K( h; h& Y4 t - BEQ Bullet_Track_Enemy_Check_Continue+ }! e9 A- U; V+ s) V, v6 r
- LDA Enemy_Blood,X9 j; U, O2 Q2 ?; T
- BMI Bullet_Track_Enemy_Check_Continue
4 {- ^9 h8 \: c -
: t5 y4 a |, v8 w1 f0 I - LDX Loop_Index_I
" ?" z. Z4 I7 x4 H* m - LDA Track_Enemy_Index,X4 u/ `: b. F7 M3 v
- CMP #$FF
. _6 I+ V" u' y9 ^ r$ f* ? - BEQ Bullet_Track_Enemy_Init
4 D: {% x) s& h; ?. B - / U) R I% I' k/ j
- Bullet_Track_Enemy_Init:
- H. W7 ~5 \. _9 C - LDA Loop_Index_J
d0 b5 X* K" h, X8 Z# t - STA Track_Enemy_Index,X ;nTrack[i] = j;
! N8 O# ^3 r) h7 v% U$ P) ^- V -
: A) O1 b8 k0 a+ \ - STA nEnemyIndex! l8 z4 A5 a' b: I( J. F2 m8 r8 ?% N* [
- INC nEnemyIndex ;nEnemyIndex = j + 1;
Q {, u$ o) u3 z - RTS ;break;/ `; [7 f# C4 D( }8 j7 f% `# @: F/ |
- * o- {6 B1 Z/ v3 Z* Z/ w
- Bullet_Track_Enemy_Check_Continue:
) Y4 c* a. Y3 _' q8 u - LDX Loop_Index_J
& q( E) {- k$ T% C, a- g1 g: x0 d9 e - INX ;j++
% V1 Y5 j d% Y. M7 }4 X% O" O5 ` - CPX Enemy_Index_End0 w: M% z |, Y0 o. d7 I
- BEQ Bullet_Track_Enemy_Check
1 _. g+ V a6 N$ k' B. t - BCC Bullet_Track_Enemy_Check* ^1 x4 I" H4 V% o' |3 U3 s. a
- Bullet_Track_Enemy_End:
6 l3 v; t4 v0 U% N4 e - RTS& f* Q& \& }5 S# a
- ) U4 W ]: P* n1 ]( _' g
- Track_Enemy:0 }' C* ^+ _: U) ]
- LDX #$0F& z H( H3 R( N
- Track_Enemy_Begin:
4 d7 ]' h% `/ V6 | - LDA Bullet_Icon,X
5 O: W3 Q6 b" _. K2 c8 G0 H - BEQ Track_Enemy_Continue, u/ I3 d5 t% ]0 F: q; q
- LDA Bullet_State,X `0 ]& ]: ]' R. M% L
- CMP #$012 X' g* L. _+ [! o4 m% d
- BNE Track_Enemy_Continue
* K* B3 m' {. j2 |) }2 C) ?' @ -
, a6 E5 b$ t1 h9 U - JSR Track_Enemy_Process3 m, _8 f8 r$ x" Y& c$ V8 D
-
6 G- o) P! Y. p - Track_Enemy_Continue:
/ V1 _9 H* ]8 K4 H+ i: y - DEX
( L3 {' e( q0 M# M2 v - BPL Track_Enemy_Begin0 s. ^, l8 F; ~& u3 n
- RTS
$ \4 f2 \' `5 z$ j! M - + E- x$ o H6 P# ^) [+ f
- ;普通关卡
' R( R4 ^1 p/ F& A" D- g - Track_Enemy_Process:
0 \% t7 Z, `7 V% H8 c - LDA Track_Enemy_Index,X3 z5 a: B: J: Z' S" @- N
- CMP Enemy_Index5 H( R6 n3 I9 b
- BNE Track_Enemy_End
/ E) M* @ A8 x" F7 a - LDY Enemy_Index9 Y( \9 y0 f) y" \4 c% f1 o0 h
- JSR Track_Enemy_Y
% n% @: k7 m: i) Y, C" F' b - LDY Enemy_Index
6 Z) H* I+ Y4 \" k4 y# j1 L g E - JSR Track_Enemy_X* t# c# N: X! s9 [6 d0 l0 _4 t6 X
- Track_Enemy_End:
" d( K. A# P6 x5 w - RTS/ a* k ^8 M& W/ Q
-
) y; x& a" _# }' f2 ^) d - Track_Enemy_Y:
. }( ^& h2 }% m5 K - SEC7 ^7 a& S/ o7 \& k
- LDA Bullet_Y_Pos,X
) L; m: e' \! H5 D- H7 q( n, {) P# Z - SBC Enemy_Y_Pos,Y
/ q) l7 ~& O: l; ]+ u2 q# x - BEQ Track_Enemy_Y_Equal8 j: \7 w' ~; q6 g) ]9 S% Y
- BCS Track_Enemy_Y_Greater
/ j5 [5 I9 A O. y2 G5 c - 2 v0 P6 A8 v6 ?+ M
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y
; |" j& x! p: z+ E% c - CMP #$FC/ N4 y9 c: S: r& C% D$ o' i
- BCC L1_1# ]/ I0 `* A) g
- CMP #$FE
1 N2 ?' l. c6 u! F$ m# Y3 l, m - BCC L1_2
: U& U; }! {9 g* X" |8 ] - LDA #$00# u* c' P. e) ?4 s7 E4 H" b* a
- STA Bullet_Y_Speed,X
p6 s5 H9 s' c8 f& A; h - RTS- ~' N% U1 ?- G2 G7 b9 h
- L1_1: " z Q+ W# M) o, J" P2 K
- LDA Bullet_Type,X6 J0 v1 c! a. j
- AND #$0F
o) h9 S; e& `' ^ B/ b k - TAY
5 B& e$ H4 j" |: |$ g c9 x - LDA Bullet_Speed_Data,Y
3 o$ K5 O. X% A. e! `, p - STA Bullet_Y_Speed,X7 p: r- e' s3 @: N
- RTS
. @$ D. G0 I* E7 k3 @ - ) c* f/ G; v% _, V" ?1 L/ U
- L1_2: 1 y# @" A& c x; s9 R" c
- STA Data_buffer
' g; h; G% M' v$ ^* H - LDA #$00
" n# s% j+ V Z( j. C+ C - STA Data_buffer1 U" c, q5 s2 K* P
- LSR
) Y. N" a) o; Y4 ^- @0 _ - STA Bullet_Y_Speed,X
' D0 p$ {% X, Y7 \* ?$ R# Y5 y' i6 q - RTS
& W: {( S2 Y4 f4 _3 q% d! ]
. ~. e" J8 e1 C4 P- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y2 m- \8 P1 _1 u- D+ M
- CMP #$043 e9 F( O4 Y: v1 `
- BCS L2_1
& u( }2 L; q, o @5 t - CMP #$04+ q3 t* U* G E( ~+ l( ]
- BCS L2_2
1 K- y7 ^) }( t - LDA #$00
; y! E. K2 A; H& I) k/ t, y! X - STA Bullet_Y_Speed,X) w# l3 J" d) u% ]# U
- RTS
7 o e9 j" c9 k3 [ - 2 `7 z, t- U4 p( X
- L2_1:. j! ^4 L, q% m# F0 P/ F" r
- LDA Bullet_Type,X
$ l D- K$ s$ d* b - AND #$0F
( ?* Z: B& R [/ H! |! W - TAY
# ?6 X! u! t% O' U - LDA #$00' T, ]( S, Y/ a
- SBC Bullet_Speed_Data,Y
9 t% Z- S3 c2 b" \5 J - STA Bullet_Y_Speed,X
: e9 R+ T$ f/ G - RTS
2 o# q" m, G5 K) B -
: G [" G) Y/ Y% ^: r# d% y - L2_2:
* O) _* V4 Y4 [% j7 w0 m7 B - LSR6 l( j) t! x& {7 x$ ]9 u7 C v
- STA Data_buffer
Y, j# k i3 m# f* H% H - LDA #$00& B' R0 C9 B Z1 p5 F( j' }2 l
- SBC Data_buffer8 N( @# I+ ]1 L) a+ {
- STA Bullet_Y_Speed,X& a1 U8 S2 L, n. q! J
- RTS
, W3 b+ Q0 p. n8 O( C" i- x7 {2 `! R - 3 g) Y% d) I$ |* s* m
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y4 c% s, {+ O9 k$ x3 ^, F6 w
- LDA #$003 w" B | ?1 q, v0 |
- STA Bullet_Y_Speed,X9 c' J' _3 `! M/ H- T& {
- RTS
* ^6 l) T: a4 }: ] - + ?; G! R L, R) o& N
- Track_Enemy_X:
8 R5 l4 d! O2 ~! C - SEC
% w9 z; k/ \# c0 k$ w: B - LDA Bullet_X_Pos,X* Z- f+ i$ C- D, A
- SBC Enemy_X_Pos,Y5 c0 e5 n1 A4 N+ k/ W" j( t
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X( A/ c" G0 m4 D8 O/ k8 a
- BCS Track_Enemy_X_Greater ;子弹在敌人下方/ q4 i' y6 L* V; M- f1 U9 X
- - l9 j" X9 X$ L( y5 B
- Track_Enemy_X_Less: ;子弹X < 敌人X9 [, ^* ~" F% |& q& |- |9 ? V
- CMP #$FC$ h0 d4 {% s2 T! G
- BCC L3_1" i% |" n! m; t4 s1 ]+ J5 D
- CMP #$FE
; ]# [0 ^: m% f1 [0 i: x - BCC L3_29 H' ?6 h) p9 R0 ^ n
- LDA #$00
; [/ H0 c7 T7 }( F - STA Bullet_X_Speed,X
) t- v, S$ _5 A) U - RTS1 E& o1 p! @$ V) ~1 I6 U' Q* R4 A
- L3_1: % e9 ~2 t; e! X& E. Q+ O" @8 `
- LDA Bullet_Type,X
" U( x3 [4 J) }, W- Z' ?8 N0 a. w - AND #$0F
& C9 w8 ^; s# V' } - TAY
/ f2 I- u1 r: p+ P0 h( G# z - LDA Bullet_Speed_Data,Y1 _. h" ~# s: t6 @
- STA Bullet_X_Speed,X
9 m: l3 t' |* v$ a) r - RTS0 w) b+ F- }4 }& }' T/ i% C
- L3_2:
6 L. ~ u) A6 A; ~* y U. t - STA Data_buffer
4 p3 D% ~2 c( p5 B; c; v - LDA #$00
) v2 |. [, R- S5 L1 p# a/ } - STA Data_buffer
) Q9 t4 `% a- C9 Z5 P - LSR/ F+ ^% l, q& h$ R: ]5 P/ ]0 U
- STA Bullet_X_Speed,X
" ~/ Q% ^ A3 c - RTS6 R# {- C0 {9 M4 Z6 L H$ y3 S
- : N1 C5 `% G+ R9 V
- Track_Enemy_X_Greater: ;子弹X > 敌人X
$ Z3 V7 b/ A6 v1 }: F - CMP #$048 ^- Z; Z S& K
- BCS L4_1
# y, n6 P% h) n% R: ]( Q' J. n0 c - CMP #$02' p7 |! I+ A+ X# @2 f7 y+ l5 i$ C2 `/ o
- BCS L4_2" O, L4 D' h0 f7 R) s- `- t. u. V4 M
- LDA #$00
/ A1 _/ K$ F% g) ? - STA Bullet_X_Speed,X' N3 J. R4 C: F% Q
- RTS
( b6 `. _9 P; S) o) k7 ~ - " J5 Q X3 c- B# T, H
- L4_1:
) w( _- `6 D# N( X' Y+ S0 b - LDA Bullet_Type,X$ a3 \2 ^; ~- m' O
- AND #$0F9 F9 W. t/ o* r. S/ L1 H4 p
- TAY
6 R- y6 b; Y2 D' ~$ W* N. j - LDA #$00
\( P$ f' [& l4 y) w* ^ - SBC Bullet_Speed_Data,Y
' x+ r" X: }' Z - STA Bullet_X_Speed,X% ~. P8 {# H! a3 L0 d/ T
- RTS
. l) j3 x7 o9 a: F - L4_2:
% X5 {% |; H: F5 H9 P0 V - LSR2 W6 K9 A- r/ B9 W
- STA Data_buffer
! z2 Y# C( |2 F: b8 G - LDA #$00
$ b* u, K/ q6 b1 R% J: A - SBC Data_buffer
( b6 o7 |' b1 o4 g - STA Bullet_X_Speed,X
$ y, }, f+ ^6 z: y - RTS, I# x0 w8 v; K" c( H
-
9 x" z, y( {+ R9 p0 u" f4 [7 ^ - Track_Enemy_X_Equal: ;子弹X == 敌人X
* S3 {9 Y* g5 y: e6 N9 ^- `# w - LDA #$00
& y2 L. } A W! D% ^ - STA Bullet_X_Speed,X8 _# A4 {' R& b( u: h3 G
- RTS
5 o I2 |# t4 `- |* a, X - # ]/ b7 _) Y* b4 W4 [
- Bullet_Speed_Data:7 [8 Y* ~* b5 Y% e- o
- .DB $00,$03,$03,$02,$03,$03
6 d; G8 c/ x* @5 [ - : [: J- I7 U/ [3 J
- ;2, 4关
, ?5 |0 G; R+ E: Z: s: p - Track_Enemy_Ex:; q. G8 F+ h0 {( M+ H0 ~0 [5 n
- LDX #$0F- Q* g \8 ]( | S$ u) A$ `$ E
- Track_Enemy_Ex_Begin:
/ y- p: e& s- X# f - + \0 @8 p2 @4 R8 k" k2 G
- LDA Bullet_State,X
0 q% ^9 @9 ]# g' E - CMP #$01
; a; K! p7 _5 R; z8 B" s - BNE Track_Enemy_Ex_Continue
% N, j/ q) a& n# k7 E6 |9 M - + Z% S x: ] d L4 M
- LDA Track_Enemy_Index,X
- q1 M. y/ Z$ F9 W$ U0 E' _ - CMP Enemy_Index
; W f/ U' I- X5 z - BNE Track_Enemy_Ex_Continue ;匹配追踪目标' P% I( [6 O3 P4 [% k! X! l
- 8 B% F. Z8 X: A8 y% B' U! U
- LDY Enemy_Index
8 Z0 q+ c1 p, f, o! z# }$ |' g - JSR Track_Enemy_Ex_X" s. ^2 v' g$ _
-
& j" [4 a+ _$ F2 J( U5 }5 A' v( P - Track_Enemy_Ex_Continue:
4 s# d# \2 L R/ v# o+ O0 I - DEX
9 o$ {$ y6 M/ l; Y0 v5 _ - BPL Track_Enemy_Ex_Begin/ m! U& ?9 X0 j% m5 N5 b6 M0 E
- Track_Enemy_Ex_End:
8 X7 J/ ~1 d- g - RTS v) V) @0 k: }% F, p3 Q
- 7 z& B0 Z: o a% M+ y. B
- Track_Enemy_Ex_X:! h7 Y; m% ]/ I5 Q: ]* |! B
- ;LDA Bullet_Z_Pos,X: R9 B. O B& E; V7 x$ n
- ;CMP #$04' c: `" I7 ~( d5 u3 R% e" ^
- ;BCC Track_Enemy_Ex_X_End
; c. f( b! n. V$ c - SEC+ X: o. p- h+ Q4 M' \
- LDA Bullet_X_Pos,X
2 o; z a0 T/ J: T - SBC Enemy_X_Pos,Y
& Q$ g1 `. Y8 K& o8 T5 u! Z - BCS Track_Enemy_Ex_X_Greater! V' F3 D9 t8 _2 L9 e
- 6 I; ]( |$ D( z% z
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
9 {! a+ r" H2 a. C7 H - CMP #$FD
8 ]9 f; A: i1 ] - BCS Track_Enemy_Ex_X_Less_End. z. g+ F0 L8 J2 F
- LDA $6020,X
$ R, ~. ~1 \ m- m2 I, m3 s& j - CMP #$2A( i4 S$ l \* D% z. c( B- V
- BEQ Track_Enemy_Ex_X_Less_L1" C, u, A. ~3 i* y$ [9 \
- LDA Bullet_Z_Pos,X
0 Z* e" E1 Z# L7 E1 c% C - LSR* k( k4 j8 W: T5 k, \
- TAY
- u) [1 j, s1 Y( A R - LDA Bullet_Speed_Data_Ex_R,Y
$ S0 ^4 a+ `+ d7 l8 i9 J - STA Bullet_X_Speed,X8 y2 v! {+ \0 P) Y4 A& ]
- RTS- c0 S/ k" G) e! S5 p8 Z
- Track_Enemy_Ex_X_Less_L1:
) r2 T7 ?- y4 a8 t" x
* S. @& J x6 L6 R% b1 T" s- LDA Bullet_Z_Pos,X3 H0 |* s' Y; x8 G$ U
- LSR
" d$ ^! n/ k( i - LSR* q) v# H" _0 }, \0 ~ X5 V( y; k1 J0 e* }
- TAY
F! G& { n5 D0 K# { - LDA Bullet_Speed_Data_Ex,Y
# B7 m1 C3 t9 \0 x( I# H) q - STA Bullet_X_Speed,X
/ A7 |& N) ^# |, I- o! x - RTS, \3 ^3 P2 ~% L# r/ T" o
- # [: Q$ X3 {( ~9 J! {( {
- Track_Enemy_Ex_X_Less_End:* t/ u6 N$ A8 [. K( @, ?9 R
- RTS
) C7 x) p: D2 r) O1 C4 M5 U
) _1 L3 }4 _8 i. d4 u. a' v- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X: e, j8 O0 P0 N4 o
- CMP #$03
1 v6 E4 {" K) J4 K - BCC Track_Enemy_Ex_X_End
. B* P/ o c8 j; S8 U" @0 T - LDA $6020,X2 h: ~! s L7 O; h
- CMP #$2A C5 `% F& W) `9 k
- BEQ Track_Enemy_Ex_X_Greater_L14 T/ H! v) n1 H7 Q# v# b
- LDA Bullet_Z_Pos,X
. t# P0 h5 I' j# R* b2 O) M' I! a - LSR$ z7 A' k' Y* M \2 j
- TAY
5 g/ C4 y* q6 x0 d/ i: x - LDA #$00; U# }- Z2 g$ J Y
- SEC+ E; j* U: v. F' ~# G
- SBC Bullet_Speed_Data_Ex_R,Y7 |/ m6 E, Z0 W$ d" k1 G
- STA Bullet_X_Speed,X; W6 `: X3 X& q. i6 x3 |' E4 n
- RTS
+ Y6 Z* a4 ?5 o) q0 x$ Q -
/ R3 U( ~& z) I/ \ - Track_Enemy_Ex_X_Greater_L11 M1 |5 q! l2 F
- LDA Bullet_Z_Pos,X! I+ E& s+ V: Z( p$ C
- LSR
" K% u; y a0 i1 Z: k; x* E | - LSR
w' a j" ]4 t, G1 U/ z - TAY5 E/ k2 R/ M: s" b7 s
- LDA #$006 F: r( m, z* L7 K3 w1 ~1 h
- SEC, S' S, b% V T4 e2 R
- SBC Bullet_Speed_Data_Ex,Y
3 d( s+ j) g" j2 e7 @ - STA Bullet_X_Speed,X
% r1 \ W( U8 Z$ C1 e# U9 b - RTS
+ o/ Q1 T4 L+ c* n, x4 M - 5 w: u7 n% S6 `$ x1 F
- Track_Enemy_Ex_X_End:3 k: W& [4 {4 M% ?9 t
- RTS% C0 V1 N2 K$ V/ x
- 5 O D+ F- b* O: M! }0 }: 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)5 R8 W7 K o+ ?1 N1 {
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
( z; ~/ X- h3 c% Q2 X# U* p - Bullet_Tract_Direction:
* Y: X: D: q! W& G( v3 J' K( s - LDA Bullet_Icon,X
/ O3 F$ s4 _+ e1 ?8 \) k9 F - CMP #$233 a! N( p) ]' w7 q2 V1 N
- BCC Bullet_Tract_Direction_End) R: |$ P2 N3 a
- 0 {8 Y; a/ y6 J' m
- ; X != 04 L- n& i6 k0 a( Z" v3 |
- LDA Bullet_X_Speed,X
5 z3 s' q' h) U5 d - BEQ Bullet_Direction_V0 O8 x( c$ ?8 N1 X! N( ~
- 0 Y! @3 ~7 p7 j" O7 q9 B
- LDA Bullet_Y_Speed,X, I" |% v, |; k) ~
- BEQ Bullet_Direction_H
+ h/ s" S [5 `. c5 O -
. n }- R L" M7 ^% h# h3 y - LDA Bullet_X_Speed,X% _* U. F' X9 V9 d x& ^
- BPL Bullet_Tract_Direction_Right
! @3 n; [, r7 y - Bullet_Tract_Direction_Left:& b3 ?9 O; }) Q8 |$ E8 C; ?; l
- LDA Bullet_Y_Speed,X
+ m! P6 N- k8 ~ - BMI Bullet_Direction_Left_Top/ j8 |! `9 m+ y
- BPL Bullet_Direction_Left_Down' x8 `! E0 V/ g' O) |! e# Y
- Bullet_Tract_Direction_Right:7 W1 ?" J; k$ Y- O
- LDA Bullet_Y_Speed,X' `8 \1 H1 ^" Q& o
- BMI Bullet_Direction_Right_Top
& b n( C) F, L% z$ w; t1 O! k4 t - BPL Bullet_Direction_Right_Down( W; r( u4 y9 u B: V) [
- Bullet_Tract_Direction_End:
5 b0 f4 P6 N) L) N$ t b - RTS
2 t6 u/ i% I' c, O, h" y) G - " n3 }+ c" K8 {( e$ \6 `
- Bullet_Direction_Left_Top:
4 r- H" a7 n. K* j1 d5 o - LDA #$25
+ w) w+ ~- X% H( @2 T - STA Bullet_Icon,X
0 \' E1 X' y/ C# c) e' Y) a h - LDA #$C0
; c2 F& `, Z6 P3 a, j3 e - STA Bullet_Direction,X. q& @% ~4 N2 R* O# ]
- RTS
0 e0 Q$ S' C7 u1 h4 z1 i
' B: J: h( a: E* |: w3 |! E6 B) Z/ S4 j- Bullet_Direction_Left_Down:
0 k" d* l; R# A - LDA #$25! L0 `! O. R7 y6 C% j4 G
- STA Bullet_Icon,X% h" [! s( `2 V$ D- [
- LDA #$40) V1 c, n# z- R+ F1 r
- STA Bullet_Direction,X Q0 t4 } u- D$ K2 O2 P
- RTS7 X S5 X% L3 B1 @, A- J
- @. z! Z7 A2 D, |
- Bullet_Direction_Right_Top:
% f4 @2 z4 J W; @; z, w* d: h4 n - LDA #$25) D) C' r" t4 W& h! Y
- STA Bullet_Icon,X' }1 O! T7 @' O6 `. R; n: Y
- LDA #$80; q7 g' w9 g! f2 N0 u7 n J
- STA Bullet_Direction,X
; \, m: h+ U3 s* Z: y# h - RTS" o9 e6 x: @+ Y1 ~& L
0 i* V; u; R7 k/ I3 L3 Y4 Q& g7 G- Bullet_Direction_Right_Down:
+ e( Q# A W% d# j6 D - LDA #$25( L- g( {0 q/ Q& T3 a7 a$ P
- STA Bullet_Icon,X$ Y/ }7 V; R, I
- LDA #$00
, ~# Y: f) X% Y3 H2 k - STA Bullet_Direction,X
/ x0 V6 r1 N: z; Z* y7 [ - RTS
1 Y7 q7 V9 e; ^( n - . V4 x! X& b* Z1 h- G
- Bullet_Direction_H:
9 l6 Q Q2 [, d: t - LDA #$24- ?' c& d T. j. [
- STA Bullet_Icon,X' H( Z+ N) C3 s1 k
- LDA #$00
* k# r7 h2 H1 W/ y2 t5 C - STA Bullet_Direction,X
2 W. `- L# L% l9 S5 F - RTS, ]& F, _( k$ G! I/ h
, o) B: K6 v/ h4 A, t- Bullet_Direction_V:
& d" G. A: K3 a- U+ Y - LDA #$23% ?# [7 r. W) L' l0 Y ^' d
- STA Bullet_Icon,X/ d$ S! O& s0 r2 C1 T/ i
- LDA #$00
. D6 j4 X4 u* X! @* b& z. x x - STA Bullet_Direction,X
# i* {1 {# t n d2 R - RTS
$ o3 P( F I W# Z - # n9 J1 C- G ]' o) u; d; Z; O
- Bullet_Speed_Data_Ex:5 H; m9 B1 r* U. Z" f4 X& v& l: s9 n+ V
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
/ v) j, V3 Q0 z+ G -
" k) n# O- u& [ - Bullet_Speed_Data_Ex_R:
2 O5 i8 j+ ]* e" c5 S - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$086 r9 g* t# Z3 u, o+ f+ I
-
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9 z! Y4 j# l% ], H4 Z: P- ^. P1 x& s" B: K! d5 H/ V
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