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[FC][魂斗罗][J][追踪弹]
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. @* V- Y1 k) G6 `) s时间:2023.04.30
0 o) f% y6 ^; d/ X作者:FlameCyclone
; V* G& Q6 {1 ?/ Z内容:7 @5 \' [0 [ ` h
1. 所有子弹追踪敌人' k; z0 ^% a( J) P' Z
2. 选择键切换武器
, h1 B8 A g# m s( [ 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! i) x3 Y8 B& z6 Z% e6 [/ r
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flamecyclone.ys168.com, S4 G) K/ {# ~. @, P! F/ D
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁. @7 J& e' ~% r! J* i1 y
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L# [8 I1 Z1 S }
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
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6 s' t" {$ \. U1 B6 @( h- ;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)
7 ]/ h8 |7 [* A! G9 I2 S" O - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上# B8 [$ s* I, W8 U: L% s* q" X
- 6 T" j& t- v1 |8 q
- Track_Enemy_Index = $6000
. X9 b8 g, E/ T n1 O - Enemy_Index_Begin = $60106 [0 i2 |" r3 |% ^! Z
- Enemy_Index_End = $60111 U, G. n. F1 `7 A, A
- " a* ~; \* p& L
- Loop_Index_I = $6012
" x1 Q. F& E' N6 ^% J$ x' j1 t4 p& y - Loop_Index_J = $6013
3 k( ?. S; {1 E - nEnemyIndex = $6014; w' `) l/ [$ g/ ? _" ]% H
- Data_buffer = $6015
1 Y5 s& p6 c; ?. W; I3 k' {1 C
5 E! I; R3 E( D1 I- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
' W3 s9 ~# R6 U. c. g3 s - Bullet_X_Pos = $03C8 ;子弹水平坐标
1 R3 |! S! L; R - Bullet_Y_Speed = $03F8 ;子弹垂直速度
1 b$ V) o+ E& q" S - Bullet_X_Speed = $0408 ;子弹水平速度& b, L2 g3 J: z. _9 {! K; I
- Bullet_Z_Pos = $0418 ;子弹Z坐标
9 S# {$ f; C. J& g9 | - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P8 c" `8 f* \: K3 p- `
- * `: Y X! U( |9 F0 d' o/ h
- 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3 P: l% |( p9 l
- Enemy_Blood = $0598 ;敌人血量, t# M9 C1 [: T, I, J
- Enemy_Type_Addr = $0528 ;敌人类型
& U+ ?8 ?: D7 x/ s* v - Enemy_Blood_Addr = $0578 ;敌人血量
! Z5 ^, @1 J9 W2 W) a9 w6 X - Enemy_Y_Pos = $0324 ;敌人垂直坐标
; v2 h; F& D; \7 K4 H - Enemy_X_Pos = $033E ;敌人水平坐标, @$ c3 N2 n( D1 u
- Enemy_Y_Speed = $04E8 ;敌人垂直速度6 F5 b& G8 L( ]
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
1 Y! W& Z$ n. B8 \3 C4 X( l
0 ^/ B4 K& o. D% i9 K! D! |- Enemy_Index = $83 ;
( O1 ` D- B( R: c: H: K) m/ e/ X - Time_Count = $1A" t2 t$ p7 w2 b- |" s( t
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率: ]9 M6 t' b. i8 v& s
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率9 Z7 G% n& w, Z
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1 d0 e( m2 [4 _6 v$ ~$ s t- .ORG $61009 }$ I$ n4 V8 y) I9 ^9 r6 C
- Process_Begin:
; K# d# O8 ^$ [ - JSR Enemy_Check$ P2 J5 c8 s0 ~- ?( A+ z
- JSR Track_Enemy_Check
, ^4 t! l1 C2 _/ K/ ^6 W - Process_End:; ?6 d. d( m) x4 k: c
- JMP $E54F
8 Q6 u$ `: H' } o* T - 7 j, X6 p- T! @$ K
- Enemy_Check:
" d) s6 _" p1 A6 N9 r - LDA Time_Count
( {4 i. b1 m7 n) t% B2 _" P, V5 y - AND #Track_Bullet_Speed. s- [ O1 q) {1 a Z/ G9 P
- CMP #Track_Bullet_Speed
& L% J: |, U! a- Y; s( R - BNE Enemy_Check_End
9 V4 b. m3 ^) A' O; @ D$ M- {* m - LDX #$0F, L9 A$ f; R9 Z& X P" B4 ^
- Enemy_Check_Begin:" f( v3 C" `3 s
- LDA Enemy_State,X! N& j, B' e: F
- BEQ Enemy_Check_Continue
& t P" V) c4 g" k - STX Enemy_Index
5 n: _# o; r9 ^2 u% ^: g/ N# ~ - JSR Find_Begin_Enemy
% z' n( r7 C$ \' Y D - JSR Find_End_Enemy' u: P( G" O' l! N. ?
- JSR Bullet_Track
7 ?* ^: P6 R; n' Y1 t0 r) S; T - 3 p0 i3 x& y% E( E/ w+ u; [5 e: s7 T
- LDX Enemy_Index
m. b; x1 N5 g% @( W - Enemy_Check_Continue:
/ W# V, f& f4 W+ Y5 x% S2 i - DEX! |* V3 ]4 a7 v' x" N" I# ~+ ~ G
- BPL Enemy_Check_Begin/ g/ g% w3 Y5 T
- Enemy_Check_End:
9 h8 g4 V8 R$ R { U; x* P6 b" P - RTS
; M( z# j3 |8 ]! ]0 c6 o -
5 x8 ~3 [( F, V0 J - Track_Enemy_Check:! `+ N; }9 B6 d- F4 n& B% a
- LDA Time_Count
& D7 E) k5 z% w# B6 P& a - AND #Track_Enemy_Speed
8 V3 |8 @& t" H8 i, P1 L - CMP #Track_Enemy_Speed
" g9 U3 K( x6 s9 S) W - BNE Track_Enemy_Check_End
4 F/ w- `' E3 E( r2 _+ J; r" I - LDX #$0F
- x6 K* M1 k. N- G/ R# F - Track_Enemy_Check_Begin:& V) N! K8 V9 P
- LDA Enemy_State,X
2 p `2 T6 j; ]/ I) d - BEQ Track_Enemy_Check_Continue+ [( x; `5 p. R; t4 k3 s
- STX Enemy_Index/ I6 d/ J/ W: r s0 I7 z& t {/ ?
-
' A3 n- z( k' U6 `+ `( s$ z8 ^6 Y4 q# k7 m - LDA $40
# A+ P" ]9 V g. i - LSR
/ ^/ }( c# F# L8 ~( D% N - BCC Track_Enemy_Check_Begin_L1
' J k3 W9 E% J2 E -
* e, {! V; ^6 Z4 k0 s5 w - JSR Track_Enemy_Ex ;2, 4
' P: I( E" J& K9 W) Q7 g - LDA #$00, O+ f7 S- r4 X& G) X/ k
- BEQ Track_Enemy_Check_Begin_L2" |! [+ b: S' H4 S- w" a! _" c9 s
-
8 H+ X% }' w% D# V0 h$ I# K - Track_Enemy_Check_Begin_L1:8 P9 m) ~" f( B8 g
- 2 Q5 i+ [) I4 i
- JSR Track_Enemy1 m. M8 [: R% E' u1 ?& y1 c8 h( {
; x1 A9 T" l, @+ W/ k+ ^- Track_Enemy_Check_Begin_L2:
! P7 P4 J. O% y$ [ - ) |! p' |; _* E
- LDX Enemy_Index
0 L8 W/ A0 b5 k; B) b* E - Track_Enemy_Check_Continue:* W2 Z% C$ ~6 d V' o( `
- DEX# b; @1 [# g4 H5 {3 m* U. v
- BPL Track_Enemy_Check_Begin6 a) i5 k4 G# ]5 Q+ {) g0 m
- Track_Enemy_Check_End:8 H5 v6 n, P- A9 b$ J% Q
- RTS' g" l9 O" W0 _: P: Y
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6 E+ O6 |' k I5 U9 N- ;查找第一个敌人
. Z% K! C0 _2 W6 _( I9 Z: H - Find_Begin_Enemy:' X% e" z: a3 J! h
- LDX #$001 g4 s6 _0 o' q: x# ?7 t
- Find_Begin_Enemy_Check:
4 _- W2 X. a. [! i - LDA Enemy_State,X) C3 r6 l( I2 j* p! L8 D& b
- BEQ Find_Begin_Enemy_Check_Continue4 ?5 L: |- {' f5 c% X7 k8 H
- LDA Enemy_Blood,X% {6 B9 ~8 j% m) N" s
- BMI Find_Begin_Enemy_Check_Continue
0 @7 L \# Q. D3 ] - BNE Find_Begin_Enemy_End
( U P/ O6 L. X6 H - 5 E L4 T* J% h3 ^+ G, R# `, ?5 x
- Find_Begin_Enemy_Check_Continue:
- r' j/ I; d) e0 \4 S# N6 q - INX2 b; N% B4 M$ B+ D9 ~/ K
- CPX #$108 d2 D% A5 p3 o8 r& _, G
- BCC Find_Begin_Enemy_Check
! C' X. S. ^; J& c! ~( x - Find_Begin_Enemy_End:
0 b0 y% o( s. `% A! _ - STX Enemy_Index_Begin
3 g; D& B, D1 i - RTS% o& B ]& i) z7 D/ J
- ! T, K- E- P, Z( Q+ P( m& a7 g
- ;查找最后一个敌人0 H& r& M( D$ C' o
- Find_End_Enemy:
4 t' g$ ]0 x+ F# G* H1 C - LDX #$0F
% k$ h7 z; t+ A) I& H. ^" x+ r% K - Find_End_Enemy_Check:! Q9 O8 m, q: v; h7 H! a" O
- LDA Enemy_State,X
9 ]+ f, a3 F1 Y/ r! _. T$ N) P - BEQ Find_End_Enemy_Check_Continue; f$ _. T, M" _7 T8 h! Y. o+ m3 S
- LDA Enemy_Blood,X/ R3 c2 F& c" S8 }( K
- BMI Find_End_Enemy_Check_Continue* `3 [( h& F/ ]9 b7 w) z/ K' J/ X
- BNE Find_End_Enemy_End* z; q# Q. } l& q9 t9 k
- " P6 R6 r0 T3 T9 g- r
- Find_End_Enemy_Check_Continue:& Q! H6 \* C2 n8 C% H. v3 S/ [
- DEX. s1 _4 w4 o3 R6 \; g6 U% c" u
- BPL Find_End_Enemy_Check' Y$ ~) D$ G) i9 u* w6 ~
- Find_End_Enemy_End:5 r& ~; D# h3 R* d4 q9 x0 ^
- STX Enemy_Index_End3 f# B* f5 F/ I
- RTS
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- ;子弹追踪6 p9 L/ z" a5 J# Y2 `5 b
- Bullet_Track:
: O3 m9 @- q. A- `0 C9 E - LDA Enemy_Index_Begin) I; v4 i0 c [5 ?4 Y! s1 }( M
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin; k, \" ]9 a4 z" z! Y; c j" M
- LDX #$00
$ h; ^% V9 ~( w7 K8 c6 f6 h- y - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
3 K. X% Q; r( v4 R - LDA Bullet_State,X" V4 r. _" W; ^" ]3 T
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
" g# r: N4 q" y1 i - STX Loop_Index_I4 \; `3 b" x c6 @7 S2 m
- $ U& H5 G8 y: M
- JSR Bullet_Track_Enemy" T4 K, l! \* U0 i0 _- K
- JSR Bullet_Tract_Direction
% z' D* `+ c, j* H F, Y& d -
) y+ F- _' ^, e3 P( D - ;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
1 ?5 L4 [ ?. U; ` - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
& i2 U- a& m2 c9 q3 ]4 F4 L - LDA nEnemyIndex$ e; R2 t8 `7 ?3 h2 s
- CMP Enemy_Index_End: p. f0 n8 d$ i, B" d
- BEQ Bullet_Track_Check_Continue
! s. c" `/ r8 r! L, ?2 O - BCC Bullet_Track_Check_Continue
" T; ^6 T1 G! u3 Q$ { - LDA Enemy_Index_Begin6 [% a$ Q! i* a" @) B6 x
- STA nEnemyIndex a6 a9 H6 j; K2 K/ U3 O
- ' ~2 A% J. ^: j7 [& L
- Bullet_Track_Check_Continue:( e; g* h2 u& F% T' R& i9 P7 R' v0 y9 a+ W
- LDX Loop_Index_I
& d0 V" j% W8 E5 K& Q" v - Bullet_Track_Check_End:
1 _3 v) Z, r! I4 {( ^# S: @ - INX* Q! }' H3 w5 u2 C7 G; N1 R* ?4 v
- CPX #$10
$ i6 j" D- g! ?5 G8 A" | - BCC Bullet_Track_Check4 c' S2 x# P2 v% ?, R; z" H! g3 i
- Bullet_Track_End:
$ G& g8 Q% P6 C0 a - RTS
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2 ]% D! D! `3 ]4 ]8 { - ;给敌人分配子弹: S$ E/ M$ C$ }4 C9 Z5 S4 ]
- Bullet_Track_Enemy:
5 ]; m# E/ ~5 W+ ] - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++); L! |1 k5 K4 C
- Bullet_Track_Enemy_Check:
4 n# D5 U( z! c6 g! E+ S* H6 z - STX Loop_Index_J
3 R" u* W0 D1 p( ]4 c9 m4 M' p - 7 g/ C1 g4 m4 X$ E
- ;if (0 != nEnemy[j] && -1 == nTrack[i])& U# v+ ~5 J6 x5 c& {
- LDA Enemy_State,X
7 _6 H/ r3 H$ m. t/ q( A! i- E - BEQ Bullet_Track_Enemy_Check_Continue- P; w y% D0 @- x+ x9 A; Y
- LDA Enemy_Blood,X
: ~; Q8 [2 D" U% U' f. w - BMI Bullet_Track_Enemy_Check_Continue
" m- W! [0 N+ o* u6 Y* y -
( _6 \& k! u4 z4 k5 D3 f - LDX Loop_Index_I
S, Q5 O8 x% U' j5 g1 { c - LDA Track_Enemy_Index,X
. D3 [4 k- M# G8 [$ H! u! C3 N - CMP #$FF
/ `8 E/ y4 F9 D- c+ u - BEQ Bullet_Track_Enemy_Init1 Z; I# A; H3 @5 I
- - T. [" N8 r; W
- Bullet_Track_Enemy_Init:4 E7 K0 y5 m/ X$ P
- LDA Loop_Index_J6 o7 V: X2 t: F; R: \, t# ~: W2 C) [
- STA Track_Enemy_Index,X ;nTrack[i] = j;
`$ j2 A2 p2 D) X P - % W C- U5 w+ c5 _
- STA nEnemyIndex
6 k$ D: p" U7 T2 C2 O' L+ b - INC nEnemyIndex ;nEnemyIndex = j + 1;
/ [' p; a! a8 {) P$ M - RTS ;break;9 G/ }3 V* e$ K# U, N% r# c/ U
7 b4 u0 {) Z; Z+ S9 G3 ~- Bullet_Track_Enemy_Check_Continue:
/ p7 t4 a4 P: O( ]: W - LDX Loop_Index_J6 ]* a' L" R4 D9 t
- INX ;j++
; g& }. a" ^- f7 J8 [ - CPX Enemy_Index_End
. j1 R( l& s6 x8 m2 X* c3 d! F4 g) G! } - BEQ Bullet_Track_Enemy_Check
3 A2 \ t4 b. t& g) [ - BCC Bullet_Track_Enemy_Check. S% `# o3 K2 P4 K8 m
- Bullet_Track_Enemy_End:+ b* a6 w' R+ I; F, f. y x
- RTS) S& L% [* o2 P" t: ~ ?$ ?
_( |9 R( G, l' o. U" _# I, I7 Y* U- Track_Enemy:
& f9 i, {' H- v9 `: n - LDX #$0F
1 A0 I0 K! _+ c5 w6 W8 a2 G - Track_Enemy_Begin:: r) C) T, j3 N* D, @# h- B( |
- LDA Bullet_Icon,X2 Q7 z# } O" n/ U8 `* D; e7 n
- BEQ Track_Enemy_Continue, y$ X) W& L$ [1 w; N7 ?3 H7 S
- LDA Bullet_State,X
) E7 y% e) }5 X% t6 O5 l - CMP #$019 P( B3 C1 S0 `
- BNE Track_Enemy_Continue/ M; R; G9 e) `; L2 R7 C
-
7 _+ l0 `6 p3 Y - JSR Track_Enemy_Process' N% F! e7 W* r
- $ C. L$ N& Q) f% l3 _3 N. p
- Track_Enemy_Continue:
. t# A: T8 x/ ^9 [1 {, } - DEX
- C% w) k5 R3 ]5 l+ W6 a - BPL Track_Enemy_Begin5 g z- D$ j9 W/ f4 k
- RTS
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! Q/ V. W* j. B/ P y- ;普通关卡
. k1 [5 C [' t9 \0 T b* t - Track_Enemy_Process:2 s- _3 |7 U- C% c: g- ]5 H9 m$ j
- LDA Track_Enemy_Index,X
+ {2 ?8 o- B- l' s2 k) y - CMP Enemy_Index! F9 `0 Q4 B& ^, `! ?! O
- BNE Track_Enemy_End
+ q# G6 U1 }+ ~8 u+ L1 V- B - LDY Enemy_Index0 k1 x& H0 O) R/ r7 L$ |
- JSR Track_Enemy_Y% J" o( U; @$ | v
- LDY Enemy_Index
& a5 l" |; T/ Z6 Y) g' B8 \ - JSR Track_Enemy_X! Q' x9 e7 P6 i( p+ k* g0 W
- Track_Enemy_End:6 a7 n, C4 u+ G! ^+ ?" q0 I1 M
- RTS. x9 N B. o8 v4 L
-
1 s. o2 {/ n+ B' q - Track_Enemy_Y:
# J3 y8 o- K) O; e# Q - SEC: ^; R1 h1 K _" G( X- ?; A
- LDA Bullet_Y_Pos,X! v/ W' @" m* L) k
- SBC Enemy_Y_Pos,Y
" z* e+ A2 i. u' y7 K3 Q - BEQ Track_Enemy_Y_Equal
) v2 x) v" E7 p6 B+ L3 F - BCS Track_Enemy_Y_Greater8 |$ o5 m: o% T" k. Q: M
-
" }9 V( Z3 }4 d4 {9 w; Z- p - Track_Enemy_Y_Less: ;子弹Y < 敌人Y/ Y' p% i8 J6 `& D$ R+ T6 s
- CMP #$FC' z1 Y8 r5 {' y- @1 X4 t
- BCC L1_11 V! c5 Y6 R9 F; `/ r. T" U" `6 T+ Q
- CMP #$FE
3 {! m5 c7 `+ T% ^2 K `% F - BCC L1_2
" E A2 }% J1 j0 L. C0 ` - LDA #$00
3 q; g3 m+ N1 z. V' Z; y+ } - STA Bullet_Y_Speed,X6 L) o/ I$ j4 S' W/ ]$ y
- RTS
7 T) ~) g/ M& f - L1_1: % w2 \+ J- e8 ]. D/ s. i8 I
- LDA Bullet_Type,X- o2 A! e7 \# Q: o9 ]# D9 \& b
- AND #$0F2 {7 e' O. ?8 l E# g2 h* X( ]
- TAY
' q3 \) d0 t4 V4 S) I - LDA Bullet_Speed_Data,Y, K8 U P; [+ o1 K- @
- STA Bullet_Y_Speed,X
' Z: P, B5 l. u - RTS
4 v! d, O7 E1 V. A9 ~5 B7 l2 b - + _) A; @# f7 ~# @) ?
- L1_2:
5 X* ^6 U" J* M& q" ] - STA Data_buffer
- j3 w( T6 [% o c1 n - LDA #$00
8 i+ y8 s* Z/ g+ K3 j* l* P; u- I- C - STA Data_buffer5 o4 W! F3 i" n E. R0 B
- LSR
/ w' M7 J7 ^9 a+ [5 H - STA Bullet_Y_Speed,X
0 J1 Y5 t2 x' u* ` - RTS! E2 q8 u. G6 g$ i/ a& C0 g* C
- , j) [/ y0 {* r
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
' o3 I r+ g3 h - CMP #$046 y5 n9 ]3 `9 l3 t: Y+ J5 u3 L! ]
- BCS L2_1" @0 t3 ^ I* T& R W" m
- CMP #$046 o `- C+ E! ^& l( e" N
- BCS L2_2
; G% W) a0 ~& Q) T) p: V8 q3 z8 ` - LDA #$00& ?( J0 h/ o; E+ L6 Q
- STA Bullet_Y_Speed,X" D2 ~' q" u7 E
- RTS: l. `% u# _3 c# ^# y+ f
-
" X# C2 ^2 h5 \$ o4 Z6 ^' X* j - L2_1:; I, Y" i- w. T2 h2 a
- LDA Bullet_Type,X7 K; N' ~/ [3 j; `, ^+ }8 M
- AND #$0F* H/ v; t8 e* J- J& y/ X+ w
- TAY6 U& P& I3 b( C) G, n. |& g: r
- LDA #$00
3 g, Y' W; ~, A - SBC Bullet_Speed_Data,Y
* K& S9 q- j8 a7 L1 M - STA Bullet_Y_Speed,X
* H' n$ U7 z6 R& Z9 L - RTS
k$ a1 x& s) u0 ?2 m& q6 v9 [' ~* u - ' m3 P4 _* x3 v1 e% a
- L2_2:4 \& W, y- F( r$ Q3 d
- LSR' O2 L# t7 g* l
- STA Data_buffer
$ y6 ~7 D% T: h' | - LDA #$00
+ R) _; g; o U9 ^- W - SBC Data_buffer' ^. W$ q, K2 r; M1 Y
- STA Bullet_Y_Speed,X
. N* j+ n, Z: x, Z Q+ \ - RTS% `" E# f) \8 K; G' u C
- 1 f0 x. M5 O% z$ `# Q
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y+ ]; O4 |1 z2 {3 [2 T, r: k
- LDA #$00
. D- R: k/ v! g0 A9 [3 M7 c - STA Bullet_Y_Speed,X1 C6 @' a3 u; Q3 T5 y7 O
- RTS+ ^. [1 }% W7 [
-
8 Q6 d; D5 ]/ j8 S4 T* U - Track_Enemy_X:" Z) E/ X$ A! m/ j
- SEC% m% k7 S; s& }$ B; R
- LDA Bullet_X_Pos,X
+ U# A# z: T9 V: w4 \ - SBC Enemy_X_Pos,Y9 X* n- i& Q, ]6 H" f
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X! g. @# w# C3 x3 k5 C
- BCS Track_Enemy_X_Greater ;子弹在敌人下方$ u) T7 t' W/ R& m
-
) @$ S1 l; s @( [2 r - Track_Enemy_X_Less: ;子弹X < 敌人X$ q* O& I( a; Q& d2 ? x
- CMP #$FC: [) o$ t, B, A2 P7 `* A% U
- BCC L3_1* t' R0 L0 p( B1 l% Q
- CMP #$FE( Y" v' i# ]5 ^, I
- BCC L3_2 m/ Z4 I X( x! w8 M7 N1 ^
- LDA #$00
- ^: l) z1 _. p% O& B - STA Bullet_X_Speed,X
/ B4 g$ V5 k, s z. b: a - RTS
9 G+ _" y; \0 r% z& r/ W: E" J( G - L3_1: 4 U# V5 @# V8 L- E ? M
- LDA Bullet_Type,X! K. w8 O. I& g
- AND #$0F+ Y P7 b5 C8 J | A
- TAY' u P/ U2 U+ l8 t4 [% y
- LDA Bullet_Speed_Data,Y
& K0 R |6 E0 X4 D2 e7 } - STA Bullet_X_Speed,X
X* r0 ?9 r+ }8 U' _9 z - RTS2 |, j) k3 u5 t2 v0 p) \" N
- L3_2:
0 m, M0 B1 G, s' I: c - STA Data_buffer
2 m/ c' H7 W3 ^ - LDA #$00; @* c/ U( s0 [: l4 S
- STA Data_buffer# y. P: U1 O" R0 I6 x$ ]
- LSR; b5 L3 f! c- L
- STA Bullet_X_Speed,X
/ ~) v- ~. m& A( B' D6 [5 [( ^ - RTS% H) \% ?& n5 v( R( U% Z* C
-
( x+ y- Q, @$ v, U0 Z - Track_Enemy_X_Greater: ;子弹X > 敌人X9 [! J$ N X! d( D; i# s# m
- CMP #$04+ v. L+ n" y6 N# t5 D" Y/ }1 W
- BCS L4_1
2 h& N' h- I+ O- m0 U! J - CMP #$020 u9 N, \' M' d% i/ {
- BCS L4_24 X& E, r- ]3 _& {4 o) r. H
- LDA #$008 c, J. y( u8 U" n
- STA Bullet_X_Speed,X5 n+ Y+ b+ b% r- k( c- z
- RTS4 M9 g6 v8 I4 K4 g0 e6 N
-
; o b0 Y3 U$ W( p) L9 o - L4_1: 3 Y8 Q7 Z# w4 S
- LDA Bullet_Type,X' l3 e, a& N, i2 Q5 q, w# c
- AND #$0F
+ n0 a2 L) K. L+ z. f3 @ - TAY# k" R3 B% G* f) p' ~7 J
- LDA #$00) V" r* n8 o I( D+ W
- SBC Bullet_Speed_Data,Y
7 }6 K/ E0 @+ [ - STA Bullet_X_Speed,X
- i C' Y% L0 j J# [ - RTS$ l3 I' m) \7 A4 b- v1 Z
- L4_2:
/ f' y/ R" ]8 Z- J - LSR
- z4 L8 U" _6 R. |* V - STA Data_buffer
9 W0 A% n# t6 h% V3 @* I - LDA #$00" E$ J" Z( Q; h9 ~9 D5 u2 m# p
- SBC Data_buffer# c2 q+ v: p% s: [3 `' Q5 o
- STA Bullet_X_Speed,X* [$ O3 V$ k3 ~- J, O; ~9 _: ?5 j
- RTS
2 Q% l) q* \# Y$ n: M$ u' v: Q I -
) n: z4 S, u# k8 |: @8 y2 k - Track_Enemy_X_Equal: ;子弹X == 敌人X
8 k" Y# o1 k* R& Y - LDA #$001 O: z3 T8 r. z3 }1 c+ l" Z
- STA Bullet_X_Speed,X
: x- `2 z W7 b6 A1 n, L% b - RTS
8 p; p2 f- @ j8 B8 p7 k1 w -
( k g- I5 J. |% i$ E - Bullet_Speed_Data:
) n) M2 m6 I5 T. n$ ^# Z% q9 K - .DB $00,$03,$03,$02,$03,$03
6 Q! w! Z2 l( y6 _( @ - ! ~& [1 \' k# U0 [0 w, X5 |/ o7 C' y$ x
- ;2, 4关4 U+ D; P4 m+ O9 n. `/ _
- Track_Enemy_Ex:3 ]4 v( [. {2 O! n
- LDX #$0F, S, Z: H8 u8 L& H! Y5 j
- Track_Enemy_Ex_Begin:
& B! j( K S* b2 b( P, `
% f2 L1 i5 J3 y6 k- LDA Bullet_State,X
8 O, U$ }3 [: M! q* \9 W; s - CMP #$01
A0 P' ~9 m8 v' N* [0 z, o - BNE Track_Enemy_Ex_Continue
( _% X3 R, {/ H7 X; w -
/ Q7 O# o, l0 c8 V9 _ - LDA Track_Enemy_Index,X# L2 I( y3 H5 j; u
- CMP Enemy_Index
2 L# N. c/ L+ k - BNE Track_Enemy_Ex_Continue ;匹配追踪目标4 Q( }, ?. g0 A0 y% g& I6 h& a3 T
- % d: h' Y3 }( _8 h( w. A
- LDY Enemy_Index
. t" Z* a. i" _, N/ R$ C2 y - JSR Track_Enemy_Ex_X$ }( `8 r1 ~' ^& X. J2 O( v
- / ?# h( P1 P* |1 z+ Y: M K- {
- Track_Enemy_Ex_Continue:& B& |: M: @) |& _
- DEX
% O2 B& w; Y" Z6 P! ` - BPL Track_Enemy_Ex_Begin
0 T0 j- i z" K/ [0 ?1 h - Track_Enemy_Ex_End:) w) D7 k3 q) L6 h9 A# U+ n
- RTS
; Z( a9 r) [' G8 N1 N1 `, g/ U - , W0 G& z+ _4 B1 t& P; G: h
- Track_Enemy_Ex_X:3 B) x- \) I' r4 |
- ;LDA Bullet_Z_Pos,X
5 s0 Q2 l) ?5 H7 f$ f - ;CMP #$04
7 O' o( T) l5 K8 F - ;BCC Track_Enemy_Ex_X_End
; r) r% a) ^+ {7 H# V - SEC6 u% q: l) J/ b7 x8 J- [
- LDA Bullet_X_Pos,X
6 O2 }/ t4 X. C - SBC Enemy_X_Pos,Y
) x3 `! s- y5 G4 \+ `6 s - BCS Track_Enemy_Ex_X_Greater
. h$ y9 c2 [8 E- |9 z6 v( y7 w - + a( g3 E7 {( L5 V
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X) {2 z% f$ I- R+ Y; y: b9 D- t4 t
- CMP #$FD g6 @+ x# n+ e0 w0 T! ]5 B: h
- BCS Track_Enemy_Ex_X_Less_End
) ^$ R% i2 s. b# U5 q - LDA $6020,X# }5 B7 ]" ^+ ~& }
- CMP #$2A) p4 \2 r8 j8 z- n5 f7 h! m' W
- BEQ Track_Enemy_Ex_X_Less_L18 D; [( J7 r# N, x
- LDA Bullet_Z_Pos,X% J8 x& J1 S& r2 G+ N
- LSR4 n# L% c$ h6 m9 S# g; |& _/ @
- TAY
+ [" Y8 d% Y2 {4 g - LDA Bullet_Speed_Data_Ex_R,Y
! ]- _4 M/ O8 ~. T$ l. v* C& Z - STA Bullet_X_Speed,X
* @% o" D7 ^5 |( v - RTS8 M% q7 S* t- a; p0 V& E j$ R% U
- Track_Enemy_Ex_X_Less_L1:
0 {9 K! `8 ?7 n6 K" P( j- B, k$ e - & T0 w, K! J$ M- A" J# ` H e
- LDA Bullet_Z_Pos,X1 h1 H- N7 l& q
- LSR3 C' H0 F" \# R: u
- LSR
; l; N: o) ~5 f/ r/ @ - TAY7 W2 k& u; p6 K
- LDA Bullet_Speed_Data_Ex,Y
v6 F( z( k6 U1 W' @( V* I - STA Bullet_X_Speed,X
* C3 E$ }, K) E- e) f - RTS& Z4 w6 U+ o: o& j) [& v6 w
-
: G# G; z- n. x" N+ k2 e - Track_Enemy_Ex_X_Less_End:
, H m0 ^5 I2 w6 @ - RTS
7 G0 W# w8 K2 E' I. E# g" T \
! g' m9 I, B7 I/ ^# L5 F0 g- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X* p! v& _" v" ^& Y- v+ X
- CMP #$03
+ p8 }* L) e" h) \: @" Y - BCC Track_Enemy_Ex_X_End
. x: u: i; _. o0 X - LDA $6020,X* E! |. D( j. i3 ~/ d: u
- CMP #$2A
4 A# i6 x A/ ]8 i& B0 i - BEQ Track_Enemy_Ex_X_Greater_L1
- F. F6 @, U! P; n8 h2 E' G, \ - LDA Bullet_Z_Pos,X
0 C* C8 _9 W5 Y5 f - LSR' q# Y0 _! n) f# V4 K+ t& P
- TAY
, k5 Q9 c3 R6 J; s n _8 q0 d - LDA #$00
6 o2 ?$ Y) s7 Y; W1 _4 ?+ {' A5 ^ - SEC" B# ~5 X7 J% j- y9 o6 N1 W/ i
- SBC Bullet_Speed_Data_Ex_R,Y
: d2 P$ d2 l4 t5 S - STA Bullet_X_Speed,X
4 h0 O4 `; O( X* _ - RTS
7 A( w, [9 W$ f+ E1 b4 F2 X* c+ w, { -
" B* {; ?2 F6 j - Track_Enemy_Ex_X_Greater_L1( j# S7 \; z9 `3 [( F
- LDA Bullet_Z_Pos,X7 t8 a% t0 U. ~! n3 U/ E* ~
- LSR
; q- `( p. k! b# F% X/ } - LSR
- @, n1 z: N1 O - TAY9 J* i% ?/ R, G$ h2 ~8 R
- LDA #$00! u% |! M+ o! I8 e) `. B
- SEC
! W2 ]$ {' z. B$ n1 \- z; }* C- T - SBC Bullet_Speed_Data_Ex,Y5 T" l7 Y: S: |7 b
- STA Bullet_X_Speed,X+ } I6 H' Z: g
- RTS
. P4 D5 i0 ]' Q. L/ G+ | -
& J) j9 g, H# s - Track_Enemy_Ex_X_End:/ [, P7 q4 @" Z' l# ]9 Y2 V+ V
- RTS
( X; @0 x4 m; W r3 x/ h( {/ y) H -
) F' Q# r4 r4 m5 ~: q7 [ - ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
3 A3 c1 ?7 [9 g) A- T8 k$ G) G) s( t - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
7 ^( s5 }# F- i* t - Bullet_Tract_Direction:2 r. g3 \8 b9 L3 G
- LDA Bullet_Icon,X
- {% P" a% z2 Q" C* ? - CMP #$23
' t) }" ~; Y( ^9 {# d - BCC Bullet_Tract_Direction_End; K# H3 b3 F1 I( L$ d* U {" v
-
: V/ b" Q2 ^; q2 Q$ d7 I4 D0 P- E5 D - ; X != 0
8 e5 g7 G+ z! T& Y' w - LDA Bullet_X_Speed,X& A9 V7 b, Q+ g
- BEQ Bullet_Direction_V
2 C& q, A, Z- @9 J! y% d! W/ {, x4 F - ; w& s5 i1 V5 ] \( f, A% {( D
- LDA Bullet_Y_Speed,X
- V; G, }* O2 I- w - BEQ Bullet_Direction_H
( Y# w% w$ o& v- O - " V! ^& R$ I3 P0 i0 x% G
- LDA Bullet_X_Speed,X
6 r, P/ P. @! _2 J( P- ~ - BPL Bullet_Tract_Direction_Right
0 }: X' d3 i. a: O - Bullet_Tract_Direction_Left:: x2 o! h" n7 J& u6 L
- LDA Bullet_Y_Speed,X& c! F7 \! ~; z* W# Q0 Y: P0 e
- BMI Bullet_Direction_Left_Top
1 @- q; \/ B6 C1 U - BPL Bullet_Direction_Left_Down
2 ^& g4 U9 Y( b9 j m, | - Bullet_Tract_Direction_Right:) v* i! g% ?9 u+ {, H2 n
- LDA Bullet_Y_Speed,X/ g4 Y& t. o( P3 R5 j# [8 s3 l3 d
- BMI Bullet_Direction_Right_Top
; M; g" t K$ ], x - BPL Bullet_Direction_Right_Down2 J) j9 Q8 V4 O7 _' K
- Bullet_Tract_Direction_End:
& ^# ~, Y" B" H* z4 Y7 r - RTS. c, ?# S# I) R7 V" K/ R
- 4 a1 k/ r. g5 M2 I& |+ H/ z
- Bullet_Direction_Left_Top:
4 f, ?7 m' J" X. { - LDA #$25
- E* f4 o# ?* e6 G# N0 r- x - STA Bullet_Icon,X8 R% @. a# a) a9 v9 A9 F
- LDA #$C0
! H& \# \! Q; y9 ^% q9 Y1 J - STA Bullet_Direction,X0 Z+ X) N& P) @# s% c# A
- RTS
0 ]0 w' I- i0 C" a! G8 W - ; P% v( }+ o8 V
- Bullet_Direction_Left_Down:
7 T4 r$ g; f7 H( K' R' | - LDA #$253 L- e& X6 ]& g) i0 U+ P
- STA Bullet_Icon,X& j( R# S, C" E! C( p; S
- LDA #$40
( V5 |- h# M# y. Q - STA Bullet_Direction,X9 H) f6 N* }3 o/ R& A6 h
- RTS
% b- R* @5 o$ l3 L8 ^ - 4 q7 l4 P @5 O; M9 B7 `/ ?5 f+ X
- Bullet_Direction_Right_Top:
# R O, M0 o7 |5 e* D& K c; }) ~ - LDA #$25
0 E5 C7 K: K. K1 w - STA Bullet_Icon,X
& e1 I$ P. W$ I* t; y1 v - LDA #$80
/ K" z9 F2 ~( S/ ~ f9 F2 ~1 _ - STA Bullet_Direction,X8 @; K& o1 F9 Q3 [1 L. m, U
- RTS, H+ ^9 o3 i* ^( ~4 } p
( o# J% j) }: k$ a! v; U- Bullet_Direction_Right_Down:) e$ _- ^& K l
- LDA #$25 n% _- s) E/ ~$ D$ Y5 j$ K
- STA Bullet_Icon,X
; Q) I/ ^! d/ [& T) m# f! M - LDA #$00$ r: `+ g7 f; p" r. `% t
- STA Bullet_Direction,X
" _5 e2 g% Q H+ t* y - RTS
8 E5 Z- ^* Q" h" A
, T6 x/ q/ X, y2 y- Bullet_Direction_H:
5 k/ ?; z! ~0 v! W0 T Z - LDA #$247 c# a1 _$ E/ K5 X$ A' t7 A( ~, g
- STA Bullet_Icon,X
5 s% Q6 S% h& O0 ]0 k$ e [# i - LDA #$00
p& Y5 Y) b4 @ - STA Bullet_Direction,X! f7 O# r: H P' G2 q% x
- RTS' D; Y& x L6 V/ ?2 e
( A5 B; A& G3 S7 x- Bullet_Direction_V:/ K0 \* E: ]* T8 v9 d
- LDA #$23
. ?% w h" c: b t k1 _ - STA Bullet_Icon,X. D; D! ^$ {' C: E( E) a
- LDA #$00
+ y3 p% g @3 m% U - STA Bullet_Direction,X
! K4 x. c! u& h# E& f - RTS' a" q1 F0 q4 \4 Y9 ?+ v" Q
- 9 }8 Z+ Y# }7 e
- Bullet_Speed_Data_Ex:$ ~7 e( o9 b. X0 m8 ]
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04! W; \' h8 K" M w: l
-
2 v7 K; z' N0 E' m7 b - Bullet_Speed_Data_Ex_R:3 w0 f! ^/ q$ [" L/ z
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
+ [$ G% d' ?1 u5 \2 r+ b -
复制代码 ' M6 P6 N/ ?4 |- u6 H
% y: F1 Z/ q' L, a8 q7 I$ P
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