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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30) T Y% I* i( D1 g, b* \; U
作者:FlameCyclone" J: h& _& n# v- z$ B
内容:
5 o3 b8 L7 Q4 t' v 1. 所有子弹追踪敌人
" q, l; l% I$ P1 N; r& I/ J6 } 2. 选择键切换武器# [$ k# B! N* A1 ]
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+ c$ l! [& n- e$ g* Q0 Y2 X
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flamecyclone.ys168.com4 ~: g0 o( f& S2 W$ C$ B
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
+ I1 S. i* Z, F% X! [ - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L6 h% s* r4 B# k/ [3 |3 Q( U
- 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)5 T- |' P8 {, k4 \4 Y& Z
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- ;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 m9 L) t- l+ S - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上# ?0 D0 Q/ F5 k. j# u- v# n# S1 N0 s s
- 8 n% I) ?, B; x- m
- Track_Enemy_Index = $6000
) |$ d V$ `" M) f R: w+ w" r - Enemy_Index_Begin = $6010" K9 \# \3 J/ ~1 Q
- Enemy_Index_End = $6011/ Y2 q6 M- M& Q7 }2 a( G7 I! S
6 I( p# N7 d2 I3 c* F8 u- Loop_Index_I = $60123 k- L2 l3 }! O. m% @& s
- Loop_Index_J = $60139 `3 @* H; Z! w* K8 y
- nEnemyIndex = $6014
! d& k# q2 x+ v1 Y - Data_buffer = $6015
( r7 A7 c _ }) A7 s* {
3 F2 ^# b# C7 H. c" ^- V0 x: s9 s- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
2 T2 W8 ]3 {; m7 | - Bullet_X_Pos = $03C8 ;子弹水平坐标' ?( ~& w! a( e/ t8 q
- Bullet_Y_Speed = $03F8 ;子弹垂直速度
- r1 U& z+ Q) U; T# Z$ A1 o& B5 P - Bullet_X_Speed = $0408 ;子弹水平速度% g8 Y4 i+ y7 j5 @" O/ f8 ]$ J
- Bullet_Z_Pos = $0418 ;子弹Z坐标/ e' u! t6 g% ?8 f9 A
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
" h3 }& a. g9 T( l - & ~/ w+ k! z( T% ~
- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
6 k) K3 A, g8 ^$ I8 B' ^ - Enemy_Blood = $0598 ;敌人血量: W8 Z' ^- ~# P$ r, e0 x4 S! U
- Enemy_Type_Addr = $0528 ;敌人类型6 m4 |- g: M: P4 m1 P
- Enemy_Blood_Addr = $0578 ;敌人血量
( t1 [3 C& O" c - Enemy_Y_Pos = $0324 ;敌人垂直坐标# g5 w2 T3 _6 ]! g9 N% z7 b
- Enemy_X_Pos = $033E ;敌人水平坐标7 d% L( [5 j) n( U
- Enemy_Y_Speed = $04E8 ;敌人垂直速度7 Z" s7 `6 B- M8 _/ W0 g! z) E/ g5 p, 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! M8 F8 j/ O0 \/ `' H7 z
- 2 e% o' W/ S, Y; E# D4 ?! l! I! G1 K
- Enemy_Index = $83 ;
, L- J0 P. W! \: S+ v - Time_Count = $1A' p4 H: Y9 V/ C5 n; u2 h' @6 w& Q( H5 G
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率, U" E; M1 d" R9 U+ _1 _
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率' u% b) D( n. a8 s, W
- 8 }. `1 `& T4 f# A
- 9 x" W9 t% ^$ C3 @ U- w, Q
- .ORG $6100
; x, x6 O( m9 ?: Z% E6 S! ? - Process_Begin:
8 n- v, h4 x( m: e' s! I9 d* w, X f- | - JSR Enemy_Check
3 n" u! J* s4 i/ X: _$ l - JSR Track_Enemy_Check/ b% c$ }: }% L6 c/ S
- Process_End:
+ y% N/ l4 s. g' k' z# Y - JMP $E54F6 F% |- r( u4 J/ J
- 3 ]- g. n+ C. F+ \: e
- Enemy_Check:
% k4 L# S3 z5 m3 A# r - LDA Time_Count H3 o/ F6 i: C
- AND #Track_Bullet_Speed
& R* X% F, m( _% |7 F1 e: A - CMP #Track_Bullet_Speed7 ^# k+ B' A& [" l' C
- BNE Enemy_Check_End4 I% m0 \* t% N6 d
- LDX #$0F; u) c% y3 A6 Q& \2 e ?: k7 K& u9 s1 k6 Y
- Enemy_Check_Begin:- G, m! ]. O2 R; U B& G
- LDA Enemy_State,X* h0 m9 [3 j8 @0 Z- \& @# N8 K
- BEQ Enemy_Check_Continue9 g3 Z& i4 d* ?3 p& v% T* E
- STX Enemy_Index' B2 f% `) l e0 c) c6 O
- JSR Find_Begin_Enemy; B* y- F, ?* ]6 }7 f# G( J: q
- JSR Find_End_Enemy
1 c) `$ S0 E( I# n2 O( J" r - JSR Bullet_Track
3 b# y0 M, o) n$ j - & t% k0 g$ u& H+ L
- LDX Enemy_Index
$ G) o" S) h2 L6 h4 k5 z+ F - Enemy_Check_Continue:5 l( G; } |7 `
- DEX
1 d& q4 l& q0 C5 E. X) V/ F- P - BPL Enemy_Check_Begin
% A0 e+ D+ K& S- e: ^ - Enemy_Check_End:; T3 S, w& e0 R
- RTS
5 W5 p o) v1 b6 L, z6 U& P - 7 D' o" m, L% G* D! [
- Track_Enemy_Check:
& j& T) u1 ^ ?+ Y3 D: K& D - LDA Time_Count( _" ~& \# m6 O
- AND #Track_Enemy_Speed
* o; X, a( ^1 S1 n - CMP #Track_Enemy_Speed0 O2 K `2 w$ A6 b
- BNE Track_Enemy_Check_End/ ~: M$ D$ D, x" J$ s7 T. E
- LDX #$0F& J D( q$ ~6 z' B0 [
- Track_Enemy_Check_Begin:- ?7 O! o5 f- z5 s
- LDA Enemy_State,X5 ~/ G$ {; y- a1 [$ B5 U
- BEQ Track_Enemy_Check_Continue
" F/ v& F$ A) K& m2 U& C9 s: m - STX Enemy_Index
# R# b/ G) u) P6 x3 z t -
! {/ F6 B# y) ]0 U9 T z% X - LDA $40
1 a4 t$ a$ ?7 B' `, h - LSR* n# U, L3 H+ Q$ B# N# f
- BCC Track_Enemy_Check_Begin_L1+ l2 m$ D$ _; U! z/ n5 {6 C
- , m& ]; M5 r& w! f( ] A
- JSR Track_Enemy_Ex ;2, 44 ?' o8 a7 L, ~, T9 H
- LDA #$00
: Q; C I' P' G; W( F - BEQ Track_Enemy_Check_Begin_L2
1 ]0 k( `! \% p3 g -
/ N6 y7 g: u3 @; g0 G - Track_Enemy_Check_Begin_L1:1 v8 ]( h6 p) T8 l5 J
-
( @+ o# ^: a* `+ T; V+ f - JSR Track_Enemy; U; w8 b/ G/ l+ @9 K" Q* v
0 v) f# V% C9 `* r. x1 `& }* o- f- h- Track_Enemy_Check_Begin_L2:
0 l) |* ?% K' x; Y; C3 s - 6 q1 b3 _- d2 [* P
- LDX Enemy_Index
+ H. N2 K, |0 p6 c3 k& M& r - Track_Enemy_Check_Continue:; |, u6 B- u! s3 ]- E4 ?
- DEX0 C4 ?& n5 A" O$ A
- BPL Track_Enemy_Check_Begin1 c3 {' b/ l/ p/ [; L4 z: T' @
- Track_Enemy_Check_End:
2 L" e" ?0 a; G, J5 Z - RTS
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& [) V0 W2 p9 H5 ^8 x& f5 {
. r) w/ [9 Y& P z3 ^/ I/ z- ;查找第一个敌人# @4 p2 u7 V% B O
- Find_Begin_Enemy:6 P: m7 v9 S% v3 P; h
- LDX #$00
$ J) I s! b# V; V6 p - Find_Begin_Enemy_Check:
$ b% `7 H7 ^& z1 J& e$ I' b - LDA Enemy_State,X) h4 E) h) |' U o2 Q
- BEQ Find_Begin_Enemy_Check_Continue
: {) ^' p5 [# M) S& d - LDA Enemy_Blood,X) ]1 |4 R5 i; [. O* {6 K Y7 D5 E
- BMI Find_Begin_Enemy_Check_Continue
7 }3 l& G4 E/ p% Z& t: ^6 v - BNE Find_Begin_Enemy_End4 K4 a' }% }/ h4 X' }
- ) ~. v& r, \' n
- Find_Begin_Enemy_Check_Continue:7 M# n+ @5 H. n/ J, y$ R
- INX: {1 h& a: x8 K1 J# \" {
- CPX #$10
0 P! E7 w- i$ G: n/ g4 m& `8 k5 M( a - BCC Find_Begin_Enemy_Check8 v% a5 N& E5 @4 f
- Find_Begin_Enemy_End:
, D, R' J. k, Y& E9 r2 G - STX Enemy_Index_Begin5 }1 p( J7 S6 \5 k& D
- RTS
% F+ e4 V/ q1 t7 l
0 d. J; a, o+ j+ a- ;查找最后一个敌人% m; O! `$ D3 ^( F3 w3 v
- Find_End_Enemy:
3 S0 q' o# Q7 `& z4 N. d- D - LDX #$0F6 F8 g3 }) l' n Y
- Find_End_Enemy_Check:( W9 a/ Z( O: }! I# y. ]
- LDA Enemy_State,X
; e' K, ]+ ~% x9 m7 o - BEQ Find_End_Enemy_Check_Continue/ Z4 \: x! R( \+ J3 n
- LDA Enemy_Blood,X
: R" f* X& }* U- M+ F) r( u - BMI Find_End_Enemy_Check_Continue0 ?4 e0 V" u, r. J M
- BNE Find_End_Enemy_End4 J8 c- K: c5 { U7 i: U& ?+ q+ @
-
, V' z- I' [/ G9 M2 S& u0 o" A - Find_End_Enemy_Check_Continue:6 K( X1 X9 x) D1 I
- DEX
' t" y& Q1 `5 L2 H9 G& V9 ^ - BPL Find_End_Enemy_Check' Q+ G5 \) {1 Y2 H! l$ J
- Find_End_Enemy_End:$ h5 L2 h8 c9 w( |# R# j1 P1 w
- STX Enemy_Index_End a- I7 ?( G: N/ I( z# W
- RTS
8 W* X; G) D. b5 ~1 t+ e- f+ ^ - , X7 { L1 l& k' \/ x+ |1 p
- ;子弹追踪" A% f( k% ^+ ^# ~0 Z$ ]
- Bullet_Track:) D! }% |: V% m/ _
- LDA Enemy_Index_Begin# q- s$ N2 j7 g, N1 k6 E
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
* s+ F: ]/ m8 x; z! k - LDX #$00
# e: j# H) j# r$ W# A, ~5 z - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)! M9 b, e6 m9 c- e' F- e# h0 R
- LDA Bullet_State,X: s, x& Y3 R' z' e, j
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;+ c* G1 y4 s- m" f1 B
- STX Loop_Index_I
' _5 h' C9 b% K3 P -
R Z3 b1 ?, e6 }, K% F - JSR Bullet_Track_Enemy
+ a& \' M( b4 X$ O% a - JSR Bullet_Tract_Direction1 D, i8 W% M3 W" L- @1 u* @7 {
-
- q$ [ m; @9 T& P) Z# Z& 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
. ~5 C$ `, f/ g& t9 B7 f - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
, Y: c) `" u# D+ o O - LDA nEnemyIndex. O% Z5 M3 T0 I* h; Q: x
- CMP Enemy_Index_End
/ H A% s) c3 q* ]0 m" B - BEQ Bullet_Track_Check_Continue
( ?" P! Y! G! T# {/ `! M - BCC Bullet_Track_Check_Continue
# N( ~: j/ I1 t: }9 t* F8 I$ k - LDA Enemy_Index_Begin
/ h" b9 q, i- H - STA nEnemyIndex
% `5 T. t) w! ~ -
& Q' D( E# @$ | - Bullet_Track_Check_Continue:% ?. I1 l# t' p+ i5 p
- LDX Loop_Index_I
6 h' g' c; C% r' r7 r* c; E0 v! g9 Q - Bullet_Track_Check_End:/ L" ^" ?. E" E
- INX* A3 N. D5 ^( a5 _& }7 N) y# Z
- CPX #$100 N- ^$ r1 r9 T
- BCC Bullet_Track_Check
' {7 \$ J- T2 |- b - Bullet_Track_End:
7 M2 L/ T& s" c! O# V - RTS
$ A n5 I3 Q; Q* {- c -
: ^2 W* z' P* t& t' c - ;给敌人分配子弹
1 r' u6 ]) C( p! R/ q; l2 c8 ? - Bullet_Track_Enemy:
( J2 x Y7 C9 z - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
: [" t8 o/ x6 k# r. _ - Bullet_Track_Enemy_Check:
- z+ F7 O2 D5 y4 Z5 c - STX Loop_Index_J7 k. Z3 Y, \. y4 X6 a2 |& i
- - @/ v1 N/ I# N7 d8 v1 V
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
9 Z1 M' Y3 A& v3 c4 F7 | - LDA Enemy_State,X
/ \& N1 `, K# s2 y. d7 @/ v - BEQ Bullet_Track_Enemy_Check_Continue
3 G s# U7 L6 t - LDA Enemy_Blood,X- b- K" l X0 H! k
- BMI Bullet_Track_Enemy_Check_Continue7 _' F( w0 v8 t9 b3 V
- 8 B3 D" g! r. ]8 b" d0 |7 y
- LDX Loop_Index_I; i9 _" r5 K& m3 f0 P
- LDA Track_Enemy_Index,X
5 u% _5 r/ |) k1 Y% m- r8 R - CMP #$FF0 t/ Y6 {- }( `1 I" j
- BEQ Bullet_Track_Enemy_Init. a& F2 G m$ ^3 [2 B+ _" R* J' V
- 3 N6 r5 m2 ?: W6 g0 {1 R n; D
- Bullet_Track_Enemy_Init:
B* i8 A" |) r - LDA Loop_Index_J9 }- D: E( z# M/ M- i
- STA Track_Enemy_Index,X ;nTrack[i] = j;7 |8 j: X k% s
-
1 f% b4 U) |6 q/ v3 k3 ~* |! L - STA nEnemyIndex
; ]4 n4 W; `# m' h" C) |/ g - INC nEnemyIndex ;nEnemyIndex = j + 1;+ \; I# { ^' `. u, S# _* {% L
- RTS ;break;+ X' S2 i. ~2 v; R
- : ^. P, H& Y/ Z% T: s4 D, [2 D8 d
- Bullet_Track_Enemy_Check_Continue:' U4 ` z" U% X2 ?* i8 \5 H* o; a
- LDX Loop_Index_J6 H: K9 B4 `( t* X$ |
- INX ;j++
% Z& ?3 \# i+ m/ O( L - CPX Enemy_Index_End
1 S- A4 C0 `5 t) z# P1 |0 Z( B) b - BEQ Bullet_Track_Enemy_Check* r. p5 V$ D+ ~4 c) S; S3 U
- BCC Bullet_Track_Enemy_Check
2 z- m3 x! Q* X- [' [% k8 F - Bullet_Track_Enemy_End:$ o- M: r6 F5 d' \7 c
- RTS
5 x I& Y7 c% c" f a - 1 R2 m; H& H( j/ F# ^, m G/ C
- Track_Enemy:
& c2 r+ O7 ]# b2 I( F - LDX #$0F! ]/ m5 U# u" V4 _- _- V$ z B9 Y( Z
- Track_Enemy_Begin:# J- [1 |6 `5 U3 C; |9 |) J5 }' M
- LDA Bullet_Icon,X. s) |' H, ~ c6 e2 v3 X! S
- BEQ Track_Enemy_Continue; U! P9 f% t8 H' s- q* z
- LDA Bullet_State,X8 m: ?* Q/ `6 ^8 x- s; x
- CMP #$01# Z# B$ _7 C9 q. L* P; s! X# q; q+ ~
- BNE Track_Enemy_Continue& }+ a, q$ T3 k; y
- % O/ M, R$ n: i6 k, B
- JSR Track_Enemy_Process
1 c: m8 @ J e -
2 `2 n, y2 T. G9 J - Track_Enemy_Continue:
# g- s8 J9 J7 P" p - DEX
1 u7 {8 o' m7 \! _$ Y - BPL Track_Enemy_Begin; t) `$ @) o( `* r) Q9 Y9 {
- RTS
9 m- S- K5 u/ v& s3 u( {% s
$ Z0 v* L+ G6 W2 J! G- ;普通关卡
2 B1 @5 w! a7 P# K& S - Track_Enemy_Process:
1 r: U7 G$ A3 V$ I - LDA Track_Enemy_Index,X! `+ u: V# j8 _( g1 x1 J. o
- CMP Enemy_Index6 \" T Q2 E5 {9 l; C, T
- BNE Track_Enemy_End
4 T2 v' y/ J; k7 N2 }( ] - LDY Enemy_Index
9 ?6 x* @8 E1 L( s! y" D - JSR Track_Enemy_Y' U0 }, ]+ Z; R1 b/ N
- LDY Enemy_Index8 o% r8 f0 f) A/ b* ~) _ g) Y
- JSR Track_Enemy_X
; ]6 y; s: l& Z( c: H4 O - Track_Enemy_End:, \* w% F6 p! J7 E6 q
- RTS
4 z$ w7 {- \! l -
) g; K& E- p/ w3 v# i: X - Track_Enemy_Y:0 Y/ V+ ^ G; p9 L9 T8 d
- SEC% t# |9 V5 B- U6 X7 c/ h4 R
- LDA Bullet_Y_Pos,X
# {; |: A2 i/ x, l6 u9 u2 V- H% \ - SBC Enemy_Y_Pos,Y" e" m0 r7 @% C: R) m! ?
- BEQ Track_Enemy_Y_Equal
: G3 U, z. [- j! r" o* P - BCS Track_Enemy_Y_Greater
9 Q; Z# d0 \( L9 \9 v0 v -
1 ~ F" J( D5 q5 a0 r. O- z) ~ - Track_Enemy_Y_Less: ;子弹Y < 敌人Y9 y" z, O9 B' J( z% @8 E5 d5 n
- CMP #$FC
& u# K8 n# D6 k4 A* g - BCC L1_1, u# T9 g- a5 b& t2 s( @$ E
- CMP #$FE
& M! y/ P' N9 G9 ?! _. z0 @ - BCC L1_2
! l# a; o+ _- C - LDA #$00
' w* h* C, A# h: s! \2 O& G - STA Bullet_Y_Speed,X
" ?, X% ]$ {1 c8 R. x' x* i - RTS
: o9 x. L# O/ i! t( U# z8 c - L1_1: . H8 K; O/ }7 J& d; f9 y& C- S0 \
- LDA Bullet_Type,X% [* Y2 k5 f5 E" w9 e2 M
- AND #$0F
5 G Z# q6 \4 H: T) R6 a - TAY
0 k/ |$ R9 h5 b6 H/ P - LDA Bullet_Speed_Data,Y) P3 I; b/ _) `0 A( w
- STA Bullet_Y_Speed,X [ N; o6 E+ D: s$ g
- RTS0 T* g! ?' S3 J: x) h+ V) T
7 H3 {! ~6 l1 H2 p; v- L1_2:
& Q6 o# q! {; x - STA Data_buffer$ ], _) D9 v7 S, X3 f! j
- LDA #$004 }# P7 k( t- m" Z1 k& v5 `5 [# g5 h
- STA Data_buffer
" Y& w9 G) p2 M3 o! \* R" v, a - LSR
$ W9 [! J+ E, C7 `' y - STA Bullet_Y_Speed,X& {3 P: @$ {/ W. _ e$ X
- RTS
, |9 D9 a: r- d! u
0 f* {# |8 l ~; ~- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y1 ]: I+ J, X( n
- CMP #$040 W8 _( c$ r& c3 M* E6 |, W
- BCS L2_1) t, F8 R5 D# I& \% | [' j# ~$ p u3 H
- CMP #$04
) `& ^4 {* X7 `! H, W - BCS L2_29 e1 B3 L0 ^0 X$ |! H4 K( o
- LDA #$00
5 l/ e! W3 R: e- u* u# e+ r - STA Bullet_Y_Speed,X
s. u8 Z* R7 ^* | - RTS7 y3 q4 T4 N% J
- & e. q8 l- M$ f. m T- L
- L2_1: v* i2 E$ E9 p! U6 c/ ^) Z; D
- LDA Bullet_Type,X* D/ |# `3 G; r2 i
- AND #$0F) C8 k3 m; u" I+ K% M1 i
- TAY H; E! I! `. [; x& I& n( F$ B
- LDA #$006 G$ ]" l; v k8 |+ Y
- SBC Bullet_Speed_Data,Y
4 x- x4 u" Z- g) E. [. e9 m - STA Bullet_Y_Speed,X
% g% O: h/ }1 b, L2 g7 } - RTS1 v. p2 _ T+ m8 U7 b7 |
-
/ D0 H: G0 @# K* ^: r - L2_2:% l/ ?# ~' d- j1 S2 u
- LSR
6 T6 U( Y' z" D" h9 U; U - STA Data_buffer
- ?7 Q9 m" P" q7 q - LDA #$00# @( ?) q: X6 }! J1 Y
- SBC Data_buffer6 d. w" \/ s" [- ?! ^
- STA Bullet_Y_Speed,X, _3 r2 P3 g- V9 j" n
- RTS
& K, u( ]7 N& ? B8 c -
$ C/ `/ t) ]% b* V9 T- k7 [ - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
6 f7 H. l, X/ N7 z9 n& S7 m - LDA #$00& U3 T3 V N1 y" P3 M1 K
- STA Bullet_Y_Speed,X
V$ v* E9 W, f& _3 h6 A8 U* c - RTS2 u( X e* d0 G, K# y. [2 M5 _
-
/ x) ~9 F9 M, v" F+ |0 {0 \( ~ - Track_Enemy_X:
$ T8 p: w9 ~: Z0 r; n- q& G; b - SEC3 D& J) g/ N$ A' z1 B: f
- LDA Bullet_X_Pos,X% @) a, c; N2 k* Y" O' i
- SBC Enemy_X_Pos,Y+ r' x0 C0 R: F! v
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X5 H1 A* T# j4 U! u$ a: e
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
) b0 g. s1 T: A( w0 e* U G7 i -
# z1 q3 F" ]/ S/ y. L( y9 F, M - Track_Enemy_X_Less: ;子弹X < 敌人X
1 R- H0 ^3 H9 }+ \ - CMP #$FC
' k0 D" T0 \1 u+ g5 W4 h - BCC L3_1
( F2 t5 D, H7 M- a - CMP #$FE
) ~5 ~$ k, B$ {5 n7 f - BCC L3_2
/ J* x8 [$ c. v8 A. m - LDA #$00
f7 `& v0 j5 y: ?% B% W/ k0 e+ x5 x2 F7 } - STA Bullet_X_Speed,X
5 b3 a' S& |! M2 w - RTS$ i, ?- ^% E) P1 k* I3 f
- L3_1: ) R: F, x3 o/ n
- LDA Bullet_Type,X2 d! m5 c% f0 `' ~7 W
- AND #$0F4 a& D$ f. q6 O/ e4 ^
- TAY) m) J+ Q1 d% r+ q& ?. s/ H
- LDA Bullet_Speed_Data,Y8 T# f" t3 t' F9 A! Y: F
- STA Bullet_X_Speed,X
' G. v, V1 Y+ c1 O - RTS9 I9 e2 v/ @; S3 a- S
- L3_2:
8 S0 }( F0 m# I1 P) Q* E. m - STA Data_buffer
, w8 z+ |: W, n& Z2 K8 Z! O1 Y; | - LDA #$00
0 K$ T3 s( M& {* d( e4 @9 U, Z - STA Data_buffer
, I3 G( m( M( Q# z) d" [ - LSR
/ \/ b- |& J* K' Y ?$ S9 K; y - STA Bullet_X_Speed,X
. s! U- ?5 l5 W5 |/ R5 ^0 s - RTS6 a. w7 ^: q/ k' B
-
) b( w6 t3 ?& I3 N9 n+ o( e - Track_Enemy_X_Greater: ;子弹X > 敌人X3 I6 o) Q7 F: x, O3 R3 q" F
- CMP #$04# |% F/ M! ~/ J5 I6 u
- BCS L4_1
- U' z3 p, u. ?! z9 }/ w - CMP #$02
6 [. @5 O) F. Z4 D7 | - BCS L4_2: i/ Q( D+ L0 ~3 J& n
- LDA #$002 d- P. m2 {2 x' b! ~
- STA Bullet_X_Speed,X7 _8 U+ f7 Z5 U. w0 q3 V
- RTS
2 ?: }) H) @$ r - 9 B) M3 o$ u2 h- `4 M
- L4_1:
5 p$ M. D" F5 T, s3 L( J - LDA Bullet_Type,X$ u4 ?5 l0 C4 _# X
- AND #$0F
' K+ z- k# n6 }# b6 w1 ` - TAY) s! M8 m: h3 ^; O3 V( |& j
- LDA #$00
# Y) k0 ~% P! {3 {7 u1 b, ^ - SBC Bullet_Speed_Data,Y
0 w; q# S7 o$ Y b& A+ k6 I - STA Bullet_X_Speed,X) h7 F: u5 U% c( U6 }# Y
- RTS
4 u/ P/ A V; T1 L* y - L4_2: 6 f& o# V) u6 O" _8 [
- LSR
$ g+ W. M$ g* Y/ a - STA Data_buffer
4 s6 a$ Q& U D: h [" y, f: O1 j - LDA #$00
8 } Y( ~4 |1 m8 H0 B; n( { - SBC Data_buffer7 o; J9 I2 e5 V K- a! I9 k
- STA Bullet_X_Speed,X7 d1 \) e) Y, W5 C9 F% G- R" }
- RTS
! Q* s# J4 }! L( N( G& ]+ j. t' i - - y2 T# J& e4 O, b' k1 z
- Track_Enemy_X_Equal: ;子弹X == 敌人X) n" ~% G) y3 E, I
- LDA #$00( a. l/ g/ @+ N
- STA Bullet_X_Speed,X
; {7 N! m, k1 ~" a3 P: B - RTS( ]2 R( U& Q/ \; C# N2 ~$ R3 i
-
5 N ^4 h" y8 b7 b0 {( u - Bullet_Speed_Data:) ]4 t' I1 j1 ]% E9 m
- .DB $00,$03,$03,$02,$03,$03' ]: m- O- | d; _5 |! B( R
-
* c6 ^! i' Q, A - ;2, 4关
0 J: y) S0 r6 [9 ] y9 y# ]8 C4 r - Track_Enemy_Ex:) b" e5 K$ ~! S/ I
- LDX #$0F
4 L) ] I2 q* H - Track_Enemy_Ex_Begin:6 h- J) Y3 M2 B$ ?
) x& G6 a! R) z( J! x1 }# H- LDA Bullet_State,X
3 f% [/ M9 t! ~ - CMP #$01
1 O% @7 j5 o- ^/ E; D - BNE Track_Enemy_Ex_Continue8 D8 f9 G( {" k v" o- \
- 5 ^8 q9 T9 S" }; ~
- LDA Track_Enemy_Index,X
$ @% F/ k9 j/ g% b, R4 U" O - CMP Enemy_Index
* c v2 ]1 @0 m+ k o. F# ^! q - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
4 t+ h; J9 B4 k4 k5 I5 e% I5 L - $ Z, [- p% A( E' M, |8 L, E/ O
- LDY Enemy_Index4 l# x9 Z' u' {5 L) ?8 A1 }' E
- JSR Track_Enemy_Ex_X% z. o. C/ T+ f( N3 }1 N8 W: w
- ; M# ? m$ m) j3 ~( h2 J
- Track_Enemy_Ex_Continue:" e1 C$ Z- w. K: \ y4 c5 [
- DEX
. U* S- ^4 B0 ^; [( R - BPL Track_Enemy_Ex_Begin7 i( [( C1 w1 {: \7 W0 |. n: k# I
- Track_Enemy_Ex_End:
4 V% D1 n0 e! r0 _ - RTS
6 l. X" G. b$ `$ r! ]" s, u# | -
5 v: G( i0 O" z4 v6 s - Track_Enemy_Ex_X:
$ \9 ?% A" d1 a! n4 s+ { - ;LDA Bullet_Z_Pos,X k8 z' Z1 y1 F O' u* {. M
- ;CMP #$041 u _9 ~% \, S
- ;BCC Track_Enemy_Ex_X_End
: K# I( q3 c7 g; ~ - SEC
3 o, E& M1 R" w4 }5 O- u6 ]) F+ w4 j - LDA Bullet_X_Pos,X3 o; y! Q- F; A+ L# d
- SBC Enemy_X_Pos,Y" j p. H+ q! W/ n) B
- BCS Track_Enemy_Ex_X_Greater9 B7 K$ e5 T( q( L8 ?. x/ c+ U
- ' H* k& ~6 S# u1 p
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X+ }5 Y. b+ B5 T- T3 e0 c4 S M! C
- CMP #$FD
& X' E4 c! W2 M1 L8 c - BCS Track_Enemy_Ex_X_Less_End" O9 i" D! j# L: I& q% M! S
- LDA $6020,X; Q3 i. T6 P5 ?
- CMP #$2A2 X2 o ^2 ?. n( z
- BEQ Track_Enemy_Ex_X_Less_L1
! T# R6 G; T4 L: K9 v i% j0 G - LDA Bullet_Z_Pos,X
! u A1 j4 K2 Z% I' X" a - LSR. F: j; s. S2 w! Z3 J& d
- TAY
, Q6 l/ ?1 o4 o - LDA Bullet_Speed_Data_Ex_R,Y
8 d4 P% M% d; @. D) y; c4 D! s - STA Bullet_X_Speed,X
* M7 C, f( R1 M9 V" K# ` - RTS
" m8 G7 w5 p1 ?+ k! K7 E/ { I - Track_Enemy_Ex_X_Less_L1:5 I& R7 P t. m1 t( s; P
- # q4 {' N/ l+ @+ y7 s; t
- LDA Bullet_Z_Pos,X1 S/ i. I e$ Z3 s
- LSR
7 }" d) f/ h" Z* f - LSR5 Y. e. o3 X5 k1 ?
- TAY6 c! x$ D% L/ f; l
- LDA Bullet_Speed_Data_Ex,Y* k2 d2 J/ T2 Q1 N7 U* c
- STA Bullet_X_Speed,X
6 P# W% e2 d: H! f9 I - RTS
" k* _8 O# ~; d* V& G - . Z# v; ]/ Z7 x6 ^1 `
- Track_Enemy_Ex_X_Less_End:4 v: p8 K) Y6 p
- RTS" L. _; N! H I4 g* D' k# ]- {. c9 h
1 N, ^: E8 i6 Q- o- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X' y' C& c; ]" R3 w/ o
- CMP #$03
9 D. Z/ E# P. t# _ - BCC Track_Enemy_Ex_X_End
+ ?! ^) J5 x& T - LDA $6020,X8 a/ T/ ~: p/ [! j4 n
- CMP #$2A |; l" R5 N9 @, m, R: ]$ w
- BEQ Track_Enemy_Ex_X_Greater_L1
1 Y+ I! N; G7 c+ D, s. l+ E( n - LDA Bullet_Z_Pos,X
6 K5 s# I) W; | - LSR+ _0 g, I( b: [& {* S
- TAY
) r( v; ?; ^2 i$ j8 Z/ } b, v - LDA #$009 A& s/ L6 j C, b9 O
- SEC0 B9 w* X: ]! |" n& F4 S9 ?/ Q" @2 ?
- SBC Bullet_Speed_Data_Ex_R,Y
. k* M" P# W- N6 y' z/ `+ i - STA Bullet_X_Speed,X) v5 e- {9 }9 V6 A
- RTS
/ N, y- ^' o1 F$ o( E0 v" |3 g - + U2 e1 U3 \* {" j6 e4 ?5 u
- Track_Enemy_Ex_X_Greater_L1
0 X. j+ B' C' a0 k8 D - LDA Bullet_Z_Pos,X- r5 R; o9 [/ t) ?/ U6 C @
- LSR
& \6 }" p" w3 T( m - LSR h8 G7 ~- i. z9 ~. T
- TAY
2 b/ j% R3 W2 H( P - LDA #$00& G) ?. s% |5 m- f* f8 v
- SEC
+ U$ M3 r; g- F" ]% r6 Z - SBC Bullet_Speed_Data_Ex,Y
0 J2 w! z9 i8 l8 c! L& Z$ I - STA Bullet_X_Speed,X4 J; M, m" D7 R
- RTS7 h' P1 T" l9 S" ]; t; o
- 4 L- J: X7 ~8 T8 y7 Z. M
- Track_Enemy_Ex_X_End:9 d) K# j, f) ?; P& b# s3 F* w+ o
- RTS
( ]6 n4 ~) F6 L, ~ - 9 c* H( g: W5 b+ i* J% 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)
; G8 n: ~% d/ f& e - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
) b( T1 ~, ]; X- A/ \ - Bullet_Tract_Direction:" w8 p# l8 ^& ]; E5 q* {) r, V$ G2 h+ ~
- LDA Bullet_Icon,X$ u* m2 t6 d/ i$ Z" }- M# u$ }( Z
- CMP #$23
, o* O: u9 O. s2 n; u, f) d - BCC Bullet_Tract_Direction_End# W6 M' {4 n% j5 B' |, z
-
$ ]3 U k- s# z- E+ G - ; X != 04 i& X a, `3 s# s* p' M& R$ L
- LDA Bullet_X_Speed,X9 Q. T @" u. _/ z k6 y
- BEQ Bullet_Direction_V
* z2 ^4 l+ t2 ~$ T, y- \ -
5 r5 T I+ m4 V$ q; M - LDA Bullet_Y_Speed,X
% u9 F8 U8 J5 M l3 l t - BEQ Bullet_Direction_H# B+ V6 _2 {3 x6 _2 G, P+ I
- / R0 S" n# \% Y5 Z) ?; f
- LDA Bullet_X_Speed,X
7 ? L) J7 ]& t z# `1 H - BPL Bullet_Tract_Direction_Right
* r! T, L4 p R - Bullet_Tract_Direction_Left:" N! p" \" C+ I
- LDA Bullet_Y_Speed,X0 {/ w0 G8 Y k A- R% h1 C
- BMI Bullet_Direction_Left_Top
& g: s. z/ g8 h - BPL Bullet_Direction_Left_Down8 x, _+ y! S* `. z: E9 n7 f7 ~
- Bullet_Tract_Direction_Right:
; j$ s: ]1 W6 ]: ?4 e: H% J - LDA Bullet_Y_Speed,X3 d9 I4 a9 _& p' m
- BMI Bullet_Direction_Right_Top2 t& X/ b U, `% i0 L, p7 j
- BPL Bullet_Direction_Right_Down3 C. g9 v1 J- k( B4 q3 j8 a0 {
- Bullet_Tract_Direction_End:% _+ Z4 r' r# G# k: ?( P& J
- RTS. c9 [ j. F" h
* T+ F/ \3 K1 S9 M9 I) D+ ?- Bullet_Direction_Left_Top:, P) v+ }3 u( ^9 U
- LDA #$25; c/ k' O: c& a
- STA Bullet_Icon,X
4 N8 a9 `! n# y- r- P8 Y - LDA #$C0
% B* M0 |4 z( R- O - STA Bullet_Direction,X
g3 W% r4 ?+ a, n - RTS4 ?5 o' y9 \6 E* e
+ O+ R3 u/ f- R0 L; X, t$ D. h) @8 o h- Bullet_Direction_Left_Down:2 o) |6 B1 y; V' b
- LDA #$25
* K# y z& _# w - STA Bullet_Icon,X) V' Z9 j3 Q2 h, I7 P# P
- LDA #$40
/ X+ y* H* p- ] - STA Bullet_Direction,X
; M: w! f1 b/ t8 O' L- @ v - RTS
8 C! n3 W% P) M - 2 o0 d6 m, P; V: g6 T6 h3 W3 ^& I
- Bullet_Direction_Right_Top:( B2 P/ D1 G2 s v8 u
- LDA #$25
$ C3 Y& j+ C2 G% ~8 d" z - STA Bullet_Icon,X% |) R, |8 L a$ Z9 Z& l' e
- LDA #$80
7 [& J+ \+ U2 R0 y. F2 u3 ] j - STA Bullet_Direction,X2 R" s/ R, k% X( u. y0 `& O* j5 ?- e
- RTS& |! i c1 P) }
# L9 h$ n$ M2 ]9 x9 m8 y3 z- Bullet_Direction_Right_Down:
! R% T% U! Q( }! D! ^ - LDA #$25; m' s# S( J1 E$ ]# r- u6 D2 L' Y
- STA Bullet_Icon,X
4 t R/ h* f. h* I: U - LDA #$00
$ O- o/ ?* B& i! b3 b- x8 J* v - STA Bullet_Direction,X
$ `$ o) c( [; y - RTS
) d# h# c+ z& ]- G. F
# t2 O1 h* b1 B6 M- Bullet_Direction_H:* o' e4 z; F |% s8 e% J3 F
- LDA #$24: c% e: N% O+ D+ H1 l; _/ n
- STA Bullet_Icon,X5 E( G/ H- W7 q( N; r6 P/ v2 q
- LDA #$00
1 f6 v# E# G) Y( P1 K0 {3 [9 Z - STA Bullet_Direction,X
* \$ m8 B, Q) O/ i5 q - RTS
, Q' R& V) y. B! C' W* A - ) n2 |; U6 Z; \) `. [8 {& a
- Bullet_Direction_V:
; S2 A* c7 D' U2 {; ^3 {; w5 \2 j - LDA #$23
9 N6 t s" }8 {: b( H - STA Bullet_Icon,X+ e0 L; e/ @' |$ y, G9 P. k6 [8 e
- LDA #$001 I, @7 T/ V; P. `+ d
- STA Bullet_Direction,X$ m" x. b7 _9 \
- RTS
F2 f, ~8 p' O, @4 U0 M - % i. U4 k( a9 @5 ?. @
- Bullet_Speed_Data_Ex:
9 N2 C9 x1 T, K, ]8 _ - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
9 D% b u5 B9 ?3 j6 h -
- Z1 C9 Z. e/ D( o - Bullet_Speed_Data_Ex_R:
0 P8 w* j5 v$ x* E - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$081 G" M, b1 i$ a; M; ^
-
复制代码 * p% @6 v4 r: C# p! _) Z
* g( t' X6 y5 m ^* L8 j
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