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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
9 D: b5 Z( `; S8 \$ ]: D# f# \) j; ]; w1 I# Z作者:FlameCyclone
! k! W$ ^7 b4 o: Q6 D! s) S内容:: W4 I' x8 w* R) p' ?6 o. L+ ?
1. 所有子弹追踪敌人
$ t; n4 n5 p+ X. X/ T3 Z 2. 选择键切换武器9 A5 s* k0 V% b7 V! S* t9 p
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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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁* ]# \7 z7 c' O4 F4 q
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L1 l& K2 |6 V, N( X( j
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)$ r$ O) v: F% ~# e
7 \/ u g: J$ F. M# t- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
/ J D3 _' [$ i! n0 g6 J - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上5 V4 s3 P0 ? y3 s2 f
0 J- s" o( Q |" j# P- Track_Enemy_Index = $6000
0 a3 N' S6 f9 ? - Enemy_Index_Begin = $60104 u; I9 j/ X6 X7 U
- Enemy_Index_End = $6011
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- Loop_Index_I = $60129 |) C; @/ U* ?; e/ x* S# {
- Loop_Index_J = $6013' Z( W! O" O' Q6 \/ b
- nEnemyIndex = $6014
& [/ n8 ^ q$ s& S - Data_buffer = $6015( x! d, P2 J6 O i) o' F
" ~- x$ R* p( r/ ^0 \ f- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; @! l% h7 R/ @ - Bullet_X_Pos = $03C8 ;子弹水平坐标
( ?; E8 y6 N3 `8 L% j- K" q - Bullet_Y_Speed = $03F8 ;子弹垂直速度
" A9 R; b' C/ R( ?' } - Bullet_X_Speed = $0408 ;子弹水平速度
" ?& y3 V- \ s# A3 X5 Y1 f; R - Bullet_Z_Pos = $0418 ;子弹Z坐标2 L* G% `4 X7 ~% }
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P0 d% z5 d0 b- {7 l* W, A2 Y9 _
- 4 i9 ?; N4 W+ G' V1 I0 n1 p, c% S4 x$ \
- 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
4 }: V' Z0 w: z - Enemy_Blood = $0598 ;敌人血量& v) U( e( ?2 w9 [
- Enemy_Type_Addr = $0528 ;敌人类型
) P6 Q5 v6 I. R - Enemy_Blood_Addr = $0578 ;敌人血量% k4 F) y. l" Z$ J
- Enemy_Y_Pos = $0324 ;敌人垂直坐标, K3 C- }- o& h- z+ ? E
- Enemy_X_Pos = $033E ;敌人水平坐标
. A( g+ q- s4 E1 |/ @3 C1 q - Enemy_Y_Speed = $04E8 ;敌人垂直速度, O; B+ u5 ]) ^! |) o6 E" I
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
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! ]# ^+ S3 ]5 @ ~$ G/ ?- Enemy_Index = $83 ;
2 f" L. D; `3 P9 z0 `$ U - Time_Count = $1A
7 k. G# U! \0 N) m* }& A - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
6 N+ j8 Q( C2 } e% E - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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3 g, l! C/ ]* T- .ORG $6100
. x( q, y5 V. b! y5 o4 j" `* h' U - Process_Begin:/ ?3 e- r! ^, r6 A( x7 d8 U4 d* ?3 N- f
- JSR Enemy_Check" J3 D s* d/ z, q1 V u; l2 t) W M
- JSR Track_Enemy_Check5 G. P9 z% [' c: T! Z6 T/ j% D
- Process_End:: C9 K$ {+ j( z9 P9 |4 {
- JMP $E54F/ V; `# E4 ^, t1 E% c3 W
- " q( _' L& w9 s$ h ~, i$ N; u
- Enemy_Check:4 e! f* q }1 Z
- LDA Time_Count3 o6 }) A$ H1 r0 o O, Q
- AND #Track_Bullet_Speed6 f4 J1 w% c# P5 D% ^
- CMP #Track_Bullet_Speed3 ~# o: D0 M, f, `3 x7 ^
- BNE Enemy_Check_End
- R8 E% r5 B) ^ - LDX #$0F
( o# A) L" ]7 j. C+ _( _0 t) G - Enemy_Check_Begin:
9 N7 J1 b2 u( W+ d, e1 f; H - LDA Enemy_State,X
2 x5 H+ C3 _* o7 C - BEQ Enemy_Check_Continue
5 t% d4 s* m8 ^7 m0 B& S, {: D - STX Enemy_Index
5 T# x9 p' `6 m. b# G - JSR Find_Begin_Enemy4 T# p5 v8 y/ n! c3 l
- JSR Find_End_Enemy
6 U) o% E0 _: F/ ]7 ^5 ]' w - JSR Bullet_Track
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- LDX Enemy_Index
( K& D% w' q( o: X - Enemy_Check_Continue:
6 r: C) l5 z; x: D - DEX
7 u% q. f. a9 Z4 M - BPL Enemy_Check_Begin# K: m% z* s& a6 w& N' C" z
- Enemy_Check_End:
, r6 e( \/ @% g6 H/ A$ g - RTS! S) N; @( v: ^( S- {9 `
-
1 ~* D! X; u: q$ e, I* U; v - Track_Enemy_Check:
$ n: M* i! {+ ?& ] D& T - LDA Time_Count
! U. ~# n0 ^' h8 Y" ]5 L% ^ - AND #Track_Enemy_Speed
: V5 b/ H* B8 g+ S6 a* m+ j - CMP #Track_Enemy_Speed& q1 L/ \, w$ g& a m- Y8 ~8 a- Z
- BNE Track_Enemy_Check_End8 H) H6 L" e/ s
- LDX #$0F
( N( J9 _2 V9 m# J - Track_Enemy_Check_Begin:
. S! L! ~& p" l" m' { - LDA Enemy_State,X% H$ r S( u% _: p
- BEQ Track_Enemy_Check_Continue6 l! T) Y3 f; B* |$ V
- STX Enemy_Index# w9 Y7 g: U( d [# s* F. v' Z
- - Y0 i1 @# B8 s- _, q9 G% l+ d/ I
- LDA $40# w& v$ P- S" U% l" A" f
- LSR+ a' Q2 k" _$ I
- BCC Track_Enemy_Check_Begin_L1" v5 O0 e# j# `+ k- \6 B; Q, [/ z
-
% B/ @% f9 p6 }6 T2 U1 y - JSR Track_Enemy_Ex ;2, 4
7 z+ F) {7 B; b" h% ]* R7 x - LDA #$000 M9 |5 D( B4 L9 K, P/ y$ a" D- r _
- BEQ Track_Enemy_Check_Begin_L2
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. Q6 {8 k* T3 g0 k: `9 h8 ~ - Track_Enemy_Check_Begin_L1:
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7 C7 i$ k: P- T0 R C+ t - JSR Track_Enemy
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- Track_Enemy_Check_Begin_L2:
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* p1 M, \) P# Q) ? - LDX Enemy_Index. J( i) m2 i, `* m
- Track_Enemy_Check_Continue:9 X7 t2 L% M+ o
- DEX/ s7 s& y/ x) e" i5 Z
- BPL Track_Enemy_Check_Begin, V* V0 g: r; ]0 e# a g2 s
- Track_Enemy_Check_End:
' S5 U; [/ ]4 k* g/ e2 B/ u# a - RTS7 R+ t+ Q2 G) r: o' K7 c# ~, K
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- ;查找第一个敌人
2 m; o" D- S1 _' P2 i4 @ - Find_Begin_Enemy:
& ]6 g1 T" i1 d6 a [6 q+ I - LDX #$00
/ ]! Y" \7 G! E4 l: W - Find_Begin_Enemy_Check:
4 `: ~6 T% d5 P2 g# d - LDA Enemy_State,X
! j. e& c' x Y6 Y! \- U+ A6 @& [ - BEQ Find_Begin_Enemy_Check_Continue
6 o" I7 [% F0 l( W4 Z- [. b - LDA Enemy_Blood,X
2 f! o- I8 ^& `8 I) T! h9 ]/ `' Y2 F - BMI Find_Begin_Enemy_Check_Continue) W( q1 s3 a7 e3 e/ _$ w
- BNE Find_Begin_Enemy_End
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- Find_Begin_Enemy_Check_Continue:2 P$ G X: a O7 Y( K
- INX: b7 E3 K6 ?/ `7 ?1 E) L
- CPX #$10
! v. R$ n3 f4 Q" s; n - BCC Find_Begin_Enemy_Check/ w! y5 C- x9 f! e# v% W' [
- Find_Begin_Enemy_End:) X# e4 l4 G% `2 n; E
- STX Enemy_Index_Begin
z; `2 D. d. n G) h - RTS$ r3 O3 V5 K8 \1 w j# @* O2 u4 f
- 5 F" r% Q/ D' P! m/ H
- ;查找最后一个敌人
/ M1 v @2 Y4 a - Find_End_Enemy:& e' u1 E0 q% [/ z1 q/ Q
- LDX #$0F
# Y7 h; O4 o% D& x4 |3 \ - Find_End_Enemy_Check:
; ]: z8 z/ R; N, S" { - LDA Enemy_State,X
% i. T( `: q$ [ ` - BEQ Find_End_Enemy_Check_Continue! Y! d E0 h7 f
- LDA Enemy_Blood,X
9 \# h# y' B: E1 E0 k7 N0 @ - BMI Find_End_Enemy_Check_Continue5 c9 M; p) R5 e. u4 U
- BNE Find_End_Enemy_End
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. w* g' o/ h% O ?. ~3 y$ s& v - Find_End_Enemy_Check_Continue:. Y3 o0 P+ ~* D3 U' X+ A; I$ h' d
- DEX8 _0 E, \6 C- d& `& A6 `4 G: h: s
- BPL Find_End_Enemy_Check
4 H4 [( T8 I3 K( X. V ]6 l - Find_End_Enemy_End:5 ^1 P; w# \3 c
- STX Enemy_Index_End
5 w& _; p9 D6 b7 o& I - RTS, b* }! A* Q/ c# R
- 8 U. b. h* X* v. c6 X
- ;子弹追踪
' U) J* ?+ S! ^7 {# F - Bullet_Track:8 Z( o# o- E1 A* z9 f# ?2 W
- LDA Enemy_Index_Begin+ Z7 ~+ Q& f8 m5 D# S9 V; }
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
. O7 H4 R- V' c - LDX #$00 5 F- A6 e {3 c! X
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
) g: E4 s3 q, a+ z% X# Q - LDA Bullet_State,X
! T' _" o/ I, R! Z' g - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
3 ?& D+ O5 o6 t, |( U2 ` - STX Loop_Index_I
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- JSR Bullet_Track_Enemy8 k/ A4 M0 j! o3 a# _3 q4 y6 g
- JSR Bullet_Tract_Direction
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0 q+ C$ H; k& Q% Q. P: t - ;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2 F& q. K4 w# e
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
& s. s2 e& C" U* y" m - LDA nEnemyIndex6 T! {% R0 K1 X( i0 i* }) k; D6 V
- CMP Enemy_Index_End
" u6 w2 w) l4 h/ G, m- a# F - BEQ Bullet_Track_Check_Continue( K7 A" D+ W1 f6 q9 b. }
- BCC Bullet_Track_Check_Continue
; x: Q* u7 y# I* D - LDA Enemy_Index_Begin/ \- P1 [8 ]- J' [
- STA nEnemyIndex
2 F, F, ]: ]9 }" V) y, ] -
6 j3 ?: u$ V8 Z* W* X3 x4 Y- e - Bullet_Track_Check_Continue:0 N3 L9 O- n& E: Y
- LDX Loop_Index_I. F2 C0 o0 n: ~+ x- w9 p; h/ i; V
- Bullet_Track_Check_End:8 e! v5 H; C7 e! a2 a! k# D! }( f
- INX
) }/ [' G K: U8 n9 |3 s' |/ o- V - CPX #$10- B! [1 \( _5 Y
- BCC Bullet_Track_Check' l2 Z$ `2 p$ H( A
- Bullet_Track_End:
" a/ j6 N5 }1 S" F4 O( X1 J& C7 X7 z. u - RTS' d" j7 {0 z3 r* N
-
. F$ {) t; P) \; K; P# w - ;给敌人分配子弹0 D& g' F2 ]" D) j% v( F7 r b: X3 ]
- Bullet_Track_Enemy:
" \9 V6 W8 w# b" R" [ - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)' x# P* r1 \. \6 V3 K* ^
- Bullet_Track_Enemy_Check:
1 @4 ]! e$ x- L - STX Loop_Index_J
6 b; a* O' m. W% ]6 f - 6 t# @- O( M. E8 Q' x. {" S( ~
- ;if (0 != nEnemy[j] && -1 == nTrack[i])# b c2 q" V" n7 K- P. k% q
- LDA Enemy_State,X m+ ^$ l0 [) Y d$ c/ t
- BEQ Bullet_Track_Enemy_Check_Continue& C* M2 B4 w# }6 h; p0 W
- LDA Enemy_Blood,X
; Y. t4 \/ d- q) i& k3 E: v9 N - BMI Bullet_Track_Enemy_Check_Continue
& a- ]8 r" ^; P3 t1 a( e -
# i! F# r8 Z- r) @3 J M% H$ Y, z - LDX Loop_Index_I
/ }' y. Z. H$ q5 n1 n2 O - LDA Track_Enemy_Index,X
7 D4 d) A* ]# K! t* z( H - CMP #$FF; I1 e4 z- ?: t$ I8 T
- BEQ Bullet_Track_Enemy_Init
5 U: t* v9 x7 Q$ t$ B9 y -
6 M* \4 T7 S8 o% F) h j- v - Bullet_Track_Enemy_Init:) m. M( `! ~% t1 y- u0 c, z
- LDA Loop_Index_J7 v4 Q+ G( k# y! w7 W' b& I
- STA Track_Enemy_Index,X ;nTrack[i] = j;
! i7 t7 @8 J: R% u3 l3 u5 w - & n# V& w3 b, @) f( I
- STA nEnemyIndex
8 {( p* J& A7 _/ q, X$ k- s - INC nEnemyIndex ;nEnemyIndex = j + 1;
3 v( W: u2 y5 ]" _4 V' w - RTS ;break;8 { } M- \' o4 P. ^( [
( N3 H& ^6 y% C2 F1 i- z8 ?- Bullet_Track_Enemy_Check_Continue:$ b* w1 A3 x% n8 w5 n" n
- LDX Loop_Index_J1 {0 h9 h4 g& D/ Q5 ]' g
- INX ;j++
5 f# |4 V0 R" b+ N' w - CPX Enemy_Index_End
. ]4 Y. s9 E+ M! ?& Z* n2 Q" p - BEQ Bullet_Track_Enemy_Check* z9 q' c: a/ L4 m8 |
- BCC Bullet_Track_Enemy_Check K m& C% d1 H0 b: {) E. m2 K
- Bullet_Track_Enemy_End:3 ? j8 r. O# Z4 E8 ~$ w" Q1 b* D
- RTS
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- Track_Enemy:
( o }/ k0 b; b" ` - LDX #$0F- M# F% }9 r: D) j% H
- Track_Enemy_Begin:
0 [, B% ~' [5 z1 e) u3 x - LDA Bullet_Icon,X: N, w: u0 a# V& S& {' m9 v. z
- BEQ Track_Enemy_Continue
$ z7 d3 I7 D& _7 v, ^- Q - LDA Bullet_State,X
- Q( p/ R! y4 M# u0 U - CMP #$01+ _( R6 F' R& F4 K8 V; p
- BNE Track_Enemy_Continue
6 y* G H" f4 m2 ]' r( _ -
5 q' ~( S, L# u - JSR Track_Enemy_Process/ q! W" j( a9 S; i
- ( M4 i; Y+ y/ k8 g( o8 E9 r
- Track_Enemy_Continue:, J8 z, w: m$ H' ]
- DEX
3 |5 m5 h1 w) h$ X9 t! @ - BPL Track_Enemy_Begin
9 M% y4 P2 v3 G& f - RTS- p8 Y, n5 y$ e7 p
. r" \9 X0 K" \. I" J) o7 g- ;普通关卡1 X% K2 q1 A4 c0 B T( n7 h
- Track_Enemy_Process:8 ? i ]$ A, @6 S% Z
- LDA Track_Enemy_Index,X! V; }. e( Q: f) q9 w+ {9 B
- CMP Enemy_Index/ K% ^2 Q2 v, O) ?) N7 T4 D
- BNE Track_Enemy_End$ o/ w4 g! E U5 c6 O x2 h
- LDY Enemy_Index' i0 c" l, O# Y; ^
- JSR Track_Enemy_Y3 c5 G! K7 s4 \- `) v+ ~# i
- LDY Enemy_Index
! }4 S& O! J/ G- D - JSR Track_Enemy_X
. B% [7 g! A1 B5 N5 Y. r* D* w - Track_Enemy_End:' r3 I% |- W4 f3 K
- RTS3 F1 G9 [# M, o7 @6 P
- * }3 Q0 i! N- V( G( ]9 q8 d. b
- Track_Enemy_Y:
L% v* o5 r3 r& o9 I* j8 w" V - SEC
# D' w0 f* w, i8 x6 q8 _) j( _ - LDA Bullet_Y_Pos,X+ A9 `1 z& O; p. R
- SBC Enemy_Y_Pos,Y: }7 T* p S- V1 K! W
- BEQ Track_Enemy_Y_Equal
6 p5 ]; u& u! ~ - BCS Track_Enemy_Y_Greater! c7 a+ S2 H2 O* ^) ^
-
$ P: s) @- Z' c - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
4 Z' s7 G8 e% D) K( I1 ? - CMP #$FC G" v. c4 }' ~; q- L
- BCC L1_1
d7 P) Q* ^/ v6 w# Z& v1 B X - CMP #$FE4 `8 @" Q& O2 ^2 R
- BCC L1_25 A* B6 y/ j! M
- LDA #$00
/ L/ J! o8 b, ^5 e0 u& ]3 Q1 L- u* U - STA Bullet_Y_Speed,X0 ~3 c# s# X) Q9 z; c+ }
- RTS
2 s6 t2 u) P9 f7 l7 h! I @ - L1_1: , l! _3 K: h8 X% `" c6 h
- LDA Bullet_Type,X
V/ c1 r; F0 ?! k6 W, g - AND #$0F" L8 i6 u' w8 x3 i$ k4 @8 b C, j
- TAY+ V. K+ z8 i, p
- LDA Bullet_Speed_Data,Y
. q, S) V M" \ - STA Bullet_Y_Speed,X
G1 `# d! R$ X$ I - RTS8 s1 J6 B4 P( G" O9 R
- : a- {. M5 J) j d: Z2 S! y, ?4 Z
- L1_2:
( B& n" d/ R& y% U& a; y - STA Data_buffer
. D* t2 x' a+ K& }% m - LDA #$00
- U7 ?( r# M( ^. m* F - STA Data_buffer4 z- o+ J$ H) ]4 c
- LSR5 m" I3 x" ]1 w$ E5 z- S; y
- STA Bullet_Y_Speed,X
3 V. O5 K9 N. ]8 \& h2 ? z# h - RTS
s$ I n. k4 M7 m( p+ q - , [- m, ~. L* ]% V$ f# o1 f6 V
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
; l6 i; F& x2 a; { o - CMP #$04
% I2 j, S3 x g+ x) T# s - BCS L2_1
' a# C/ X* j8 a6 }* u/ j8 }2 b2 z - CMP #$042 O* z% I% i. l1 F
- BCS L2_2
9 N" u) O* ]' ]* o! ?) F - LDA #$00
; e* ^& C) y- }5 b. N$ K - STA Bullet_Y_Speed,X) P3 ~4 T) _7 x
- RTS9 {* x/ I/ K% v( ~- R9 r9 X
- ) p9 A. d4 l2 b: A
- L2_1:
& u2 S5 J6 S* e5 W" o5 I: D/ p. q - LDA Bullet_Type,X$ `: l5 u4 r2 U3 B! W- ~
- AND #$0F
5 }1 ?+ l ^5 G( q% V9 ]# { - TAY$ u, ]2 g) k( O( f# O( h% O
- LDA #$00; B4 e, r: @3 `9 \3 P# V
- SBC Bullet_Speed_Data,Y
/ s! d; N0 @0 g$ s! } - STA Bullet_Y_Speed,X0 M0 K4 B/ M, _8 x' k8 l
- RTS
; Q8 m0 T4 L% ~ - $ N( ]( G+ g& f
- L2_2:
! @3 Z; y( G+ r9 P - LSR
1 V0 f3 x% m- Z i; ? - STA Data_buffer9 A* ~- r7 P0 @& w1 C
- LDA #$001 e R% B: @1 t9 t ?* O) g- b
- SBC Data_buffer
H/ {* i" m) Q! U3 @$ g% _+ Z - STA Bullet_Y_Speed,X7 [, T# p9 u2 x, _0 @
- RTS" O( f! ~* b# y1 k8 b
-
2 e% g- M" O; T) l' a - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
' b5 l; i3 [, @5 s - LDA #$00
, p3 n5 H5 J. j, v" {" u7 A+ k - STA Bullet_Y_Speed,X
2 E [1 B( N+ U( B - RTS
z! k' h9 r, A }& o* l - - j, W6 N' i" E9 d- R) F0 R, r, b2 E
- Track_Enemy_X: h L! | D2 W5 t$ h1 r# z _
- SEC
4 M2 f$ l! T% }! g( U9 Q! o6 K - LDA Bullet_X_Pos,X
) c4 B0 V+ L+ F' V* t5 ? - SBC Enemy_X_Pos,Y2 Y0 a2 D z" [( D
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X. @& t1 t) [9 `' L6 N) C6 `) w) H
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
0 U( }' f" M9 U0 l8 ~6 n9 B0 w/ i -
- a9 @' x+ r7 l3 v& l - Track_Enemy_X_Less: ;子弹X < 敌人X
3 N7 l. f% p, ^. i - CMP #$FC
: `1 ~$ J# f( H ?$ t$ S5 V - BCC L3_1
& E. T2 ? J$ |8 p t - CMP #$FE
4 f3 q, g- s3 W7 ~8 O - BCC L3_24 n7 ]- `' D" `. s
- LDA #$00
, H, _: ~4 [0 v7 Y - STA Bullet_X_Speed,X. R K# d1 q7 E: x0 ~6 A
- RTS" h% ^; y7 K$ K& W8 o6 I4 w
- L3_1: ; j: ?- g3 `3 w% T
- LDA Bullet_Type,X* {+ ]( ?4 G# F4 ~$ a( Z
- AND #$0F
2 H( O( u) A6 G# V- F - TAY
" f7 }! L" u* t% ?/ t. t5 J - LDA Bullet_Speed_Data,Y
+ i( _% V I$ E6 y1 v9 d - STA Bullet_X_Speed,X$ A3 @6 X. F( \# @: @
- RTS
" K) x* g9 W* s' q) \ - L3_2: ; M4 A5 {9 C5 ]/ H% W" j
- STA Data_buffer
. f( e2 L a, E8 S) [: g: c - LDA #$00- n5 m( J& c. g8 q) U, i
- STA Data_buffer
1 b3 [. Z! `0 W% b ` - LSR
- `6 ], v6 g* T9 B$ U) [ - STA Bullet_X_Speed,X0 I: ?" O2 t) P6 U
- RTS
, L; R+ g9 [9 ?% L2 T" ~ - % D: N( `* Y$ i) o
- Track_Enemy_X_Greater: ;子弹X > 敌人X3 H7 X. \/ Z( F) D
- CMP #$04
7 L3 E! C# e$ Q/ P. P - BCS L4_1
- T' T. x; @; J$ }; \! e$ w - CMP #$027 T) `! L' }, V
- BCS L4_2
; ^. f# }& d% y* I! _+ ? - LDA #$00
4 s0 o5 ~* i7 f+ v! C. k - STA Bullet_X_Speed,X
. Z* _' J- W9 o2 @2 w - RTS
' C3 p# a2 s, l -
; o1 E) Z$ D0 b j4 h* C% p - L4_1:
. |; m' k K! d/ y- Z - LDA Bullet_Type,X
% N( h- p% p% J. o: {! c! o$ B - AND #$0F
# p4 v. H* T8 n5 K6 g0 X) _ - TAY
5 G" x& _9 P/ _. Y3 L - LDA #$00) J/ f. c1 B7 O2 H5 h5 x1 a% U
- SBC Bullet_Speed_Data,Y
2 p/ l* r" k& A8 E+ H5 j - STA Bullet_X_Speed,X5 v1 i/ v& R5 F& H) e0 ?
- RTS
* b+ @( i% v* d' J - L4_2: . n* a! c# l. d W/ a. q1 F7 J/ o. X) i
- LSR
; w e2 O6 T b7 z) Q" I6 i7 X X - STA Data_buffer
: c1 D( E2 }( K - LDA #$00
# a7 [; w- _2 E: W! Y4 l+ G+ z - SBC Data_buffer
4 S V5 B* Z7 n2 u - STA Bullet_X_Speed,X) B- V4 D9 s2 o* j1 o" a( q
- RTS- Z Q. c6 z$ Y+ u. l0 Q& C/ c
-
$ S' f9 C/ V6 p/ e! |+ D - Track_Enemy_X_Equal: ;子弹X == 敌人X
) `9 w( s. K( s M: j6 a" C - LDA #$00
1 ]' e" f1 X$ N. x) b9 t$ Y: j9 D - STA Bullet_X_Speed,X
; ^+ s' p9 b" P - RTS
8 l4 `( K7 t9 E* L8 v -
: S9 l+ ~3 ?$ ]- u9 |- ^ - Bullet_Speed_Data:
4 H4 s% k" I8 v - .DB $00,$03,$03,$02,$03,$03& u/ |9 S8 [7 O8 }
- 6 n! U) P# r8 u+ J: {
- ;2, 4关: |% M# h5 O8 X# h( T/ j* F
- Track_Enemy_Ex:
: f' d: N4 T# @: D' O/ }7 q N! @ - LDX #$0F
, \% l: `3 E6 H- P1 J3 @ - Track_Enemy_Ex_Begin:9 `% G) f. X4 Q! N. v5 }
1 @3 V. D5 h2 S( s1 J- LDA Bullet_State,X. Y# N8 r: Z D. E) k# ~8 c# d
- CMP #$01
. G. i7 u$ N& a) X& g - BNE Track_Enemy_Ex_Continue1 g* ~, k( ^- x- x$ z; y2 i6 ~/ X
-
5 ^9 {3 D+ ]; Q# J, F - LDA Track_Enemy_Index,X
+ ~' B# c. J: W: Q) j+ Z) O! o - CMP Enemy_Index+ W. g/ w1 V4 m4 o g
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标2 P: F; p$ b3 g# d. @6 k7 W
- $ V8 w0 ?0 @7 F+ ^# R) i
- LDY Enemy_Index2 V$ P5 n5 X( i
- JSR Track_Enemy_Ex_X
: p5 c+ e$ G0 L+ t* W0 y8 i7 b - ( `9 X6 |( g7 j) Y" u
- Track_Enemy_Ex_Continue:* Z7 y; p- q; V( H2 X7 V j
- DEX+ U: J8 b" z0 T* M- W' k5 ~
- BPL Track_Enemy_Ex_Begin
4 P3 N4 l" N' B - Track_Enemy_Ex_End:
5 Z) f9 D# e+ } - RTS3 F6 I* V: _7 {$ X
-
! q# _" c7 Q' ^# O - Track_Enemy_Ex_X:
0 E% B( N, h. b; v, T - ;LDA Bullet_Z_Pos,X$ k. N7 A5 T" w9 f) |0 y0 g$ u8 ]- |
- ;CMP #$04
. I2 X' T& V# c7 P - ;BCC Track_Enemy_Ex_X_End
" n0 m6 l+ s( a0 L3 e9 \ - SEC3 Y: t6 m, l9 {+ Z u. M2 j6 \4 d2 y
- LDA Bullet_X_Pos,X2 }0 g& {& O$ H8 ~1 x
- SBC Enemy_X_Pos,Y' J( m% x0 U' w8 w9 n3 w9 A6 A# Z
- BCS Track_Enemy_Ex_X_Greater
. x( h( o7 W& [, z( w( I1 k -
! H9 z7 \ |$ R3 J" v - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
0 l+ s* |0 y0 S$ |9 a- A- P; Z - CMP #$FD$ N0 j1 Q9 o1 J H* z j4 e, w1 c
- BCS Track_Enemy_Ex_X_Less_End
* w4 a6 }$ b* a - LDA $6020,X
' X2 R( G6 r2 Y. T3 s$ T0 t6 k+ `1 v - CMP #$2A, L6 r7 g0 O- ]' b: p5 P
- BEQ Track_Enemy_Ex_X_Less_L1
. q6 R; _& I7 C; S - LDA Bullet_Z_Pos,X
6 r Z" e0 f% J4 U - LSR- @7 [" n, D! @! m3 a- v2 Y# l
- TAY9 m! j3 q0 ^: n& I# q5 {
- LDA Bullet_Speed_Data_Ex_R,Y q$ w! t/ A. P! F! q
- STA Bullet_X_Speed,X
' g) C4 |9 e+ |" v% g% O2 g - RTS+ v; Y+ n8 y; z' A+ X3 A9 [5 Z* `
- Track_Enemy_Ex_X_Less_L1:- f4 M5 ]6 m; X( h4 `1 b
4 Q2 n% H J) ^ U7 O |* o6 O- LDA Bullet_Z_Pos,X2 Z, u" v: W- c
- LSR
0 k" o# G/ k r. r1 ] - LSR
. L; N7 y- h8 k - TAY
' g$ E5 v5 T( h" i5 l/ ~ - LDA Bullet_Speed_Data_Ex,Y: C8 E& ]* Z8 b
- STA Bullet_X_Speed,X
5 C1 k# y' V: V# r+ ?& j2 z( c9 \6 o- d - RTS
& Z* M8 Q: o# [9 G9 V+ r6 ^ -
5 s% m6 Q( k% E9 G - Track_Enemy_Ex_X_Less_End:
# A. V0 C1 S* V% ^) d+ P - RTS
* v" a$ |4 P, @' m, k4 a' o6 U - ; H4 F; l$ c2 M) @
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
# P" M- j y; [2 a- ]6 ~4 m( K6 a - CMP #$03
; ^/ Q) O6 V- @% z: Z/ m# | - BCC Track_Enemy_Ex_X_End9 b# a- n( M" @1 C; X2 X( P) X# t
- LDA $6020,X
2 i4 `% G# ]) D; @( h- g1 B - CMP #$2A
1 ?3 r @2 c# x) W% ^ - BEQ Track_Enemy_Ex_X_Greater_L1+ C+ M1 i4 M7 E
- LDA Bullet_Z_Pos,X
( Y5 T! R- Y6 |7 G - LSR
4 j2 d O5 {6 @! U$ R8 k2 e - TAY3 V8 d" \( C% b. K
- LDA #$00
% S5 D: T7 L7 Y! [% D( t/ Q1 h - SEC
. C% m" n0 A- F0 @8 U' o' }, j - SBC Bullet_Speed_Data_Ex_R,Y4 e6 p, @9 }7 [7 ]/ Q" C* M& L
- STA Bullet_X_Speed,X4 d4 O( |0 l: f
- RTS; u) n& V+ n# g' B7 [0 ~; U/ j
-
$ W: y; u' C$ \5 q' p - Track_Enemy_Ex_X_Greater_L1& A" B/ |6 [8 `
- LDA Bullet_Z_Pos,X
6 D4 I2 j/ i5 X; y0 E1 X - LSR2 y8 t3 G( t5 G1 r' W# B! x( @6 N
- LSR( `+ ~3 J5 K! U' z: g, T
- TAY) z9 j! o6 E0 T' i9 D0 j
- LDA #$00
: t" Z) q8 ~; ]% f - SEC3 d, i+ \" j* K& J
- SBC Bullet_Speed_Data_Ex,Y" \* s$ S# a& i
- STA Bullet_X_Speed,X' J" i8 L: Z/ D6 c- e) A
- RTS# I8 x# Z* T1 j+ T" `- Y! J
-
. H u- w; N$ [: P! T - Track_Enemy_Ex_X_End:4 t& S* f2 K' s( E, Z8 ^
- RTS# a# |& C8 g3 C$ I& o
- 8 ]) ?6 [8 X+ U/ X" [; c0 U5 y+ R
- ;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)+ v6 c! L! V, g m3 R2 E! x; E
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
! z9 N) t6 G$ K - Bullet_Tract_Direction:
8 H; u& W" T9 L+ w - LDA Bullet_Icon,X2 y4 G6 U1 l/ L3 D+ i( T
- CMP #$23
( W. p' r7 ^# [, f" F; ^ - BCC Bullet_Tract_Direction_End) f) e" I3 d9 a ~, E$ o+ \9 H
-
1 a7 \$ O# `1 \1 m- ^ - ; X != 00 t6 ~ V! |2 {' _- w
- LDA Bullet_X_Speed,X4 g. l8 k0 Q0 n! {
- BEQ Bullet_Direction_V6 F! m4 {8 _* ~ i7 o2 ?
-
5 B; A; T; g; v- s- m1 V - LDA Bullet_Y_Speed,X: `9 _) @' H* T" Z3 H
- BEQ Bullet_Direction_H) N: X5 E5 i* K, _ D9 @+ {, b
-
. l x. x- f$ B# \* @$ r! r N$ t, E0 w - LDA Bullet_X_Speed,X
- a3 {* [$ F/ ~$ r! F! w* x% F0 ~/ i - BPL Bullet_Tract_Direction_Right
, t9 S3 ^2 i3 t) {! T7 [3 l - Bullet_Tract_Direction_Left:
# \/ z1 T* |) P" B2 u) a - LDA Bullet_Y_Speed,X( a) y3 h1 q# L/ r1 u% p' R4 @
- BMI Bullet_Direction_Left_Top+ G0 H) [7 [1 z. b' ?5 @
- BPL Bullet_Direction_Left_Down
% l3 e$ ]0 v0 a* n7 c% p& @ - Bullet_Tract_Direction_Right:% y4 }+ L8 n, ] x4 D2 D
- LDA Bullet_Y_Speed,X8 ]: j) ` G5 _# M$ x2 `
- BMI Bullet_Direction_Right_Top* F, d5 j T! d
- BPL Bullet_Direction_Right_Down/ G& T+ w) F0 o. _; X+ D5 g
- Bullet_Tract_Direction_End:3 a: r' k3 ~. q4 Y( s0 ?
- RTS+ ~9 v9 O( x7 k v
- % t+ G, }- {. N- Z/ g
- Bullet_Direction_Left_Top:
8 @( i$ T# Q! ^ - LDA #$25$ N2 {5 z4 I# z7 c
- STA Bullet_Icon,X
. z: ?+ Q0 ]: ] f; ^ - LDA #$C0+ t3 o9 E* }9 K; K6 M2 W
- STA Bullet_Direction,X
( n3 k4 B0 x1 X& @: ]# B @( c - RTS
$ _/ \- F n- ^+ C$ M/ x' {- c
4 Q* [5 A0 V0 l* M7 h; S; k- Bullet_Direction_Left_Down:: w# ^. N# H7 E @0 d0 O
- LDA #$25
}& G( x' d$ f3 j% ^, T$ O - STA Bullet_Icon,X8 N$ L# V7 T5 v0 O' X4 g3 h
- LDA #$40. r5 f0 V4 V2 N @9 A' Z: f
- STA Bullet_Direction,X
* ^) K$ d( m, R O: {5 j - RTS
* W5 z/ P' t& i - 7 P- P4 l- f" n! Y
- Bullet_Direction_Right_Top:
( A- A8 b3 M# e7 f/ W e+ R2 `: I - LDA #$25
H1 m4 @4 N. j" E2 ], j - STA Bullet_Icon,X
. W& t# u5 O' h - LDA #$800 @/ q' o" e" m' l
- STA Bullet_Direction,X' r! \6 A) d6 b$ v2 V7 K8 T& ?
- RTS
5 r, a, `& |. X# Z/ D! B% Y
7 g+ h* s( Z& {4 Z1 l# c! [) S- Bullet_Direction_Right_Down:% v) c5 x# \3 b* r1 C
- LDA #$25+ I! g3 g2 N0 ^0 H: H
- STA Bullet_Icon,X9 a5 f6 h( k& T L: U# e3 v6 `7 T$ \
- LDA #$00
* H+ s) G: Y; {- {/ k( c - STA Bullet_Direction,X
5 i8 b( r1 B" ^, F - RTS
" W" ^# m, U6 e
/ U" k0 U+ k% P, v- Bullet_Direction_H:
2 R3 f! a: A# i* R - LDA #$24
$ F" {9 A5 R0 ? - STA Bullet_Icon,X- N" l) y, b; B4 O3 `1 c; C
- LDA #$00
6 {+ J# O/ y3 m# G0 r8 \ - STA Bullet_Direction,X
0 y: D+ P/ e3 L) z - RTS4 i; g$ a6 O7 ~8 @
3 V4 @ T. K$ p: v3 ^- Bullet_Direction_V:
1 k2 w: ? I: @! ?3 D: R - LDA #$23+ U% k( C6 L3 Y' \3 ^) H8 ]
- STA Bullet_Icon,X
% \# B; b0 T, `1 s2 G. z4 j - LDA #$00
: I" l4 U6 ^$ L6 M) v1 { - STA Bullet_Direction,X8 `+ ]' \( f+ g2 X% r6 x
- RTS
) M& @; u" h& t( ?, U
* P* v+ T( ~! N B) @3 a. `9 F- Bullet_Speed_Data_Ex:
. Y, G3 h, |8 h* `' j - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04, H: h& c! }5 M' T
- 4 I! C1 D2 n+ C
- Bullet_Speed_Data_Ex_R:
% `# K. z0 j/ W) @ \& W - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
k) R6 S1 A; L9 @; F -
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