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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30& e8 i# C1 V% {
作者:FlameCyclone
5 V3 o O+ W! y9 w8 ?: x* W: d9 ^内容:
2 v1 o# l9 x7 h5 m f6 ~3 ` 1. 所有子弹追踪敌人
2 ^/ b t/ n% V: c8 J2 x 2. 选择键切换武器
( _& ^2 r0 F# u, R' \+ ~ 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 e z8 y& C! {( ]3 R8 D# h8 ]
/ b! @) P# t; d5 ^( A! N
flamecyclone.ys168.com
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& F6 z5 ?8 C2 D$ x* V: x5 a- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁4 o+ R4 v: x) t6 U
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
# m* ^2 W: O; M0 Q& W - 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)
" P9 }# }- r/ C% X, l
/ O1 D u5 V& n' [( 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)
- J! u1 }4 B0 {. g& Z/ ~# K! g - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
- k. d8 ]7 J E8 K1 ~- \
, k2 p) [2 A/ o; Y- Track_Enemy_Index = $6000
& o: H- E9 y7 l - Enemy_Index_Begin = $6010
) { K. h& j! [1 `# a5 {2 M: z9 s - Enemy_Index_End = $6011
1 z8 b6 p! g0 O* c6 ?0 K
) U3 q4 A0 o, v( `$ S6 h( S. i) a8 o) c- Loop_Index_I = $6012: }7 N6 z5 | n
- Loop_Index_J = $6013
1 w! `9 L) |( ^7 K1 s# u) ? - nEnemyIndex = $6014. z& m/ ^7 i- n- l1 ^- V! h
- Data_buffer = $60155 S9 c) V& W% ^6 y
) I* A6 C f T( N. w% }0 G( h& W o- Bullet_Y_Pos = $03B8 ;子弹垂直坐标# o n8 p$ H/ W) q* n6 @( G1 d
- Bullet_X_Pos = $03C8 ;子弹水平坐标. z6 {+ I0 O3 m2 X- F; z
- Bullet_Y_Speed = $03F8 ;子弹垂直速度5 C* w1 e7 E: y' Z; ^, r$ h
- Bullet_X_Speed = $0408 ;子弹水平速度
' f4 W# L- O/ V. } - Bullet_Z_Pos = $0418 ;子弹Z坐标
5 N5 s) P* B% j9 r Q - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P: _) x4 k. q. J5 f; c1 s
- " b& h: p: ?" j& {
- 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
- U0 d- m8 K7 _6 G2 b' U - Enemy_Blood = $0598 ;敌人血量
: T, k# z8 j( U% p$ z - Enemy_Type_Addr = $0528 ;敌人类型# i" U2 \' D+ D! u2 J3 \, u+ b( [
- Enemy_Blood_Addr = $0578 ;敌人血量4 Z2 H6 a' a, S+ B) N
- Enemy_Y_Pos = $0324 ;敌人垂直坐标/ j$ q6 |3 @/ n, q C/ J. C
- Enemy_X_Pos = $033E ;敌人水平坐标
: k4 @/ E3 Y9 J) |! \ - Enemy_Y_Speed = $04E8 ;敌人垂直速度* E# l% Y6 l/ a& b* R
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸- _* o B( u- k: A$ @; u% ?3 F1 Q
/ r# e3 H0 {, U; i" u7 x9 K$ h* f- Enemy_Index = $83 ;
/ p d; |( |3 v& S% x - Time_Count = $1A; g5 K6 O# T/ D/ `. L ?
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率5 \7 Q5 S5 d0 @& d4 U. @. ]
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率; h/ s* Q; w$ H8 C- {8 T
- 2 Q4 H1 k, c* J5 I
- ) m3 o) k7 F& D6 t4 g
- .ORG $6100
2 x! c5 c3 h. Z" R$ M0 S - Process_Begin:
9 F8 j8 x, H, _) d - JSR Enemy_Check
( U8 f: ~# M4 R% M' f5 E; n - JSR Track_Enemy_Check2 d6 z( j) b7 K+ _0 x
- Process_End:
. ?; }" O5 |1 D# O# V- H* t - JMP $E54F
* h9 W. D+ E# s) C1 ` - ' e3 m7 F/ ]' I3 W$ ]8 D+ b1 z
- Enemy_Check:) q) T% c! Q+ y" }
- LDA Time_Count
7 O9 r. E/ H9 I' N: P" a9 g: { - AND #Track_Bullet_Speed& t/ P; n- d. u- {
- CMP #Track_Bullet_Speed
, A# r- `3 X; H - BNE Enemy_Check_End
0 T3 [3 ~; F# ^8 m" Q - LDX #$0F
9 Z0 Z, W0 |9 U! b0 o( o/ e4 d6 _1 k - Enemy_Check_Begin:
/ O+ m# i7 Q# C - LDA Enemy_State,X
: p1 q# Z1 s0 P - BEQ Enemy_Check_Continue# |; }5 D/ {: \% K4 e3 N% T" D+ H
- STX Enemy_Index
, N8 S* y& h$ `$ P2 c - JSR Find_Begin_Enemy
0 Y8 }: u$ _/ W/ g3 o! p* A# _ - JSR Find_End_Enemy) M8 y, `6 S3 R" M9 O. [3 g
- JSR Bullet_Track
% M6 f8 W- w0 _ K; [! |9 R6 ~" d -
; R* |4 _2 N: u- [; B/ O( } - LDX Enemy_Index( i! t9 K6 E1 N- I F( s
- Enemy_Check_Continue:* m- o" t4 ^- ?$ o5 @5 h
- DEX# ^8 n8 D" C+ n) j; D9 Z6 l7 t
- BPL Enemy_Check_Begin
/ Q1 j* y3 N5 P7 k- _4 m - Enemy_Check_End:
M9 A6 p/ K+ h - RTS
$ j9 L; o8 K3 J2 y! i& n* ~ - 9 r! v' c4 @* W3 C d8 m, o
- Track_Enemy_Check:$ e, b- \2 c7 A0 ^7 H4 }
- LDA Time_Count
' ~& d- i7 U8 P; M4 S( p- w& L - AND #Track_Enemy_Speed6 i; S) t; P& ^6 d ^6 N
- CMP #Track_Enemy_Speed2 N+ ~! U3 R: `
- BNE Track_Enemy_Check_End
& n0 f$ [7 d) G0 c - LDX #$0F
* L6 @( q' B/ J- V! i( D - Track_Enemy_Check_Begin:
* }! E. c' T3 v+ A/ A. A - LDA Enemy_State,X
0 r! Q$ y6 J& P# X - BEQ Track_Enemy_Check_Continue
1 i7 j6 E$ i, I0 ? - STX Enemy_Index
# j( m; S% J9 G9 F - $ R5 x- Q8 s" G& ^1 u
- LDA $40( l. j# }2 e, P; z
- LSR. P7 r) p. p* h* x8 m% S
- BCC Track_Enemy_Check_Begin_L16 n2 _# h8 P% H+ X% y
- ( K% q6 v0 c) O0 M9 N4 s
- JSR Track_Enemy_Ex ;2, 4
# q* M8 u) |6 Z6 ?4 i; k7 A( z9 d - LDA #$00' h) z! M0 C" o) ^8 F8 U
- BEQ Track_Enemy_Check_Begin_L2
( e$ x5 W! r1 v - ; L1 g5 u& u" |# s
- Track_Enemy_Check_Begin_L1:
5 \* M8 B" h( S3 x5 R - ) m" c/ `% k3 M' v' _4 q" G) [+ G
- JSR Track_Enemy
$ y! X( M4 i+ R. L/ _ - , d) ] Y% }# V0 h! u6 D3 o) U5 D
- Track_Enemy_Check_Begin_L2:1 |5 o' |" c" J7 h
- ; ~% n0 q) I' o( y& m- p
- LDX Enemy_Index
) Z3 l% B4 v$ {6 {. F - Track_Enemy_Check_Continue:6 j% k4 b1 M* D9 z9 g
- DEX O: v) Q# Y& ]( c1 h; S
- BPL Track_Enemy_Check_Begin
! o* D; R8 g: ~7 |9 C9 L% m - Track_Enemy_Check_End:
. d. k" a7 ^" X: V3 Q- T- ^ - RTS2 ]) }7 C) C$ C9 v4 K0 F
; J* N4 S! G* { S$ Y4 o+ [5 L- # u* i. u2 ~( N$ n+ W+ B1 h& u
- ;查找第一个敌人- ^6 ~0 i; X% x0 `0 ?
- Find_Begin_Enemy:( ?/ I2 q9 {; l0 b
- LDX #$007 z W. S/ V& C5 H
- Find_Begin_Enemy_Check:
4 t, A# w, f0 D7 e" h - LDA Enemy_State,X
% ?9 ]( |! g m8 x9 g% [% i - BEQ Find_Begin_Enemy_Check_Continue0 ~. G0 w5 D9 b, f3 l1 ^! V
- LDA Enemy_Blood,X) p7 t' H# j) L! V! N
- BMI Find_Begin_Enemy_Check_Continue
$ i. Z4 R5 [" I: ^ - BNE Find_Begin_Enemy_End
# K& N9 H5 |& u0 J- l% Y - ' | e/ [0 V0 ]: A6 \
- Find_Begin_Enemy_Check_Continue:
( m1 s" s, p" X j4 A* { - INX9 g D7 R& T' _; n& c9 t
- CPX #$10" i2 c. n2 |, ~. u/ R# T
- BCC Find_Begin_Enemy_Check* D3 l- |9 @8 N! `
- Find_Begin_Enemy_End:0 y0 R" b, p, L. l a* Y" }
- STX Enemy_Index_Begin4 {7 e. V8 S" n \! `" d3 t
- RTS
1 }$ J1 M) `3 }, z% k! y L - 3 d( M0 G! |8 {4 b4 j4 g9 z
- ;查找最后一个敌人
& x! ^9 \+ s c) a- T' p% `$ z( |0 o - Find_End_Enemy:( M% f' Z8 g$ T- l
- LDX #$0F
$ r9 g' N8 [" F7 k9 U5 D" [( u+ ^ - Find_End_Enemy_Check:, Y) v* q2 y$ m7 c& L' ^
- LDA Enemy_State,X, A; m% {" B T
- BEQ Find_End_Enemy_Check_Continue% W3 ~+ f$ w1 m& L- ~* I
- LDA Enemy_Blood,X
n0 _/ s1 s9 k0 M - BMI Find_End_Enemy_Check_Continue
8 E( C" [, x4 j2 S( ? - BNE Find_End_Enemy_End
! v1 s! h, k( q) U - 9 j* `) S6 B9 n6 J: d, l
- Find_End_Enemy_Check_Continue:% y( e k. J7 r% }7 B7 u: h$ Q* {
- DEX
8 J6 D [4 G P5 r2 c( U6 X - BPL Find_End_Enemy_Check
* F2 v$ I' ?- P7 O$ O - Find_End_Enemy_End:* _ F1 O8 ?# w
- STX Enemy_Index_End
0 a' u% l; Y; N( A' k+ d* n - RTS( M5 r$ h: y; n( N% l( N% |' D
8 q% F4 O# N m9 U- ;子弹追踪9 @4 U# ?$ k Z1 W1 ~1 f
- Bullet_Track:
' u; i" ?/ f4 Y% r- {/ K - LDA Enemy_Index_Begin) H- z. q% S' M8 W
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;" c3 W7 ]! |/ }: R: m+ {0 |
- LDX #$00
+ r6 Z4 y& G; b% \2 {' R3 G - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++): R1 S S9 q+ n" ]& j1 X1 m
- LDA Bullet_State,X
+ }' B0 L1 `8 K9 t$ O4 W9 s3 @ - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
) N0 n1 W. E7 b; i" I/ l/ u+ h - STX Loop_Index_I
* Y8 ~6 d U+ @9 U5 P4 R! s -
- T; o& i0 x% `9 \ k3 f; \ - JSR Bullet_Track_Enemy
- R( N4 S- |% k6 d3 x( ]. [ b4 a - JSR Bullet_Tract_Direction( a5 G K2 a( G6 r' g% u2 o! V
- ' _1 m% N& S2 E6 v: m. 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
0 l' o# _4 A& D+ o5 U - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
y" l. |0 K9 O @ w z - LDA nEnemyIndex9 I8 s1 ^: |2 x
- CMP Enemy_Index_End) V7 \1 |2 b% f# d* o9 C6 a
- BEQ Bullet_Track_Check_Continue. i8 I* U7 W: n. X+ D' @" a8 F2 e
- BCC Bullet_Track_Check_Continue2 r( X" ^3 l- E2 C1 n% G. j; E
- LDA Enemy_Index_Begin9 P$ e- j% c0 a/ E9 i
- STA nEnemyIndex
$ d @: c6 S: u -
# r! a; C8 ]. O$ M& \ - Bullet_Track_Check_Continue:
& h$ p, R1 x* d: @5 w6 Y7 j; m - LDX Loop_Index_I0 j. Y( f$ r# R% m9 p, A# I
- Bullet_Track_Check_End:. L( V/ p8 w4 z/ E7 _
- INX s$ l% `; c/ d+ ]) Q4 @& D
- CPX #$10
) f/ l2 K* b E! \ - BCC Bullet_Track_Check; [: @ ^" T. O* n
- Bullet_Track_End:
6 X$ V: d5 I: j! p. ]" i3 [" t - RTS
9 d6 \" ?! [) M -
2 p( ~/ \2 c- R# L( i: s - ;给敌人分配子弹: a i, N) q0 I& w- Y
- Bullet_Track_Enemy:: n0 K3 r4 Y7 A4 a# Y
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
( E' H @. j i W - Bullet_Track_Enemy_Check:* y- y! C& J( i; O- d
- STX Loop_Index_J
- \" e. @0 e! a, h+ ]) m, ~ - 2 i0 A3 X8 A7 f9 m5 j+ u: V
- ;if (0 != nEnemy[j] && -1 == nTrack[i])2 F# T9 |( _7 c- X
- LDA Enemy_State,X: f& q* P) G: f
- BEQ Bullet_Track_Enemy_Check_Continue/ s0 D/ _ z4 N" W) {9 r
- LDA Enemy_Blood,X
% G9 f$ g7 ?6 ]- Z6 q, l) s - BMI Bullet_Track_Enemy_Check_Continue
- R d+ w* T0 n6 F/ K% J -
' _+ b0 h: h- ]+ E' q5 k' U9 G3 h3 ] - LDX Loop_Index_I
- }2 v& V9 i0 c6 D8 H* z, ] - LDA Track_Enemy_Index,X
9 S$ z D( z3 L+ \ - CMP #$FF) _7 b( u9 g. W: ~
- BEQ Bullet_Track_Enemy_Init
. p) {* u3 k* J" @ - ' Q' }. P, v: j6 R8 i# K
- Bullet_Track_Enemy_Init:
; p/ C8 \& W" E/ m! f" y8 h - LDA Loop_Index_J
; z: W' i0 m* F0 e5 Y% v - STA Track_Enemy_Index,X ;nTrack[i] = j;. }" J! a6 H% I. V3 P# A
-
8 B" y) B! v& _$ z: l/ A - STA nEnemyIndex
9 O/ z' x6 e* M" }/ Q7 r4 U - INC nEnemyIndex ;nEnemyIndex = j + 1; \ V- g E% @( g/ K
- RTS ;break;( e% c8 S6 I' a3 J3 z) b }
7 g) e2 E9 s( W& D6 k- Bullet_Track_Enemy_Check_Continue:0 N" g; D. Q; K5 e, y
- LDX Loop_Index_J" V" [. D' y; E7 K6 o
- INX ;j++( Q6 |0 x, D3 g0 j" G
- CPX Enemy_Index_End
' y6 P9 ~2 ?0 |+ Z; Z d - BEQ Bullet_Track_Enemy_Check
& E5 r4 O/ \) G5 f - BCC Bullet_Track_Enemy_Check! V1 ~7 L' q$ |/ f6 l f
- Bullet_Track_Enemy_End:8 {) b+ P+ u# l* Q& G8 ?. b7 @
- RTS) `2 d+ C' {- @1 @5 a
- ' B' d2 l4 m+ Q: a a9 K6 O
- Track_Enemy:
1 n! p9 k0 l, a: v; G - LDX #$0F3 g( B- t( V& k0 T
- Track_Enemy_Begin:
6 @ H6 W' k3 r: {. h* Q - LDA Bullet_Icon,X
% i8 x N0 [, F$ u - BEQ Track_Enemy_Continue8 X9 R1 E" R$ m( r1 m2 j6 m1 z- U- o
- LDA Bullet_State,X
' G# Y9 p' R5 r1 q5 ~$ N, S - CMP #$01# T& {9 i; Q2 ~
- BNE Track_Enemy_Continue
8 L) E; O* e6 k2 f5 W - 8 ]) h4 E g! e
- JSR Track_Enemy_Process
; ~; g- l( R6 t( q7 C- p -
* [% I9 |( s1 {0 l! T; C - Track_Enemy_Continue:
! l( R4 s( W8 u# Q- @- i - DEX4 I( H) o7 ~' |7 L$ s4 ?4 O
- BPL Track_Enemy_Begin
; J6 b0 a3 U5 e: G7 Z6 Q7 ^ - RTS
, V- z' ], d5 Z3 h$ x, V+ K) N - 6 M3 C0 j8 _2 j0 }
- ;普通关卡/ f# f4 V" l/ h1 s
- Track_Enemy_Process:3 Z) o! V3 I; _# p2 p$ ~
- LDA Track_Enemy_Index,X% a0 r4 X+ y+ g7 Z6 ]. g
- CMP Enemy_Index
+ C, \8 E7 G; e9 u" c { - BNE Track_Enemy_End
9 b& B1 e. n) Z3 y - LDY Enemy_Index3 B1 d4 y9 ]0 h$ @9 w8 a2 L3 c0 j' S8 J
- JSR Track_Enemy_Y
2 a' b3 @4 w; N/ P - LDY Enemy_Index
2 E8 x7 r7 Z x. o$ ` M/ g0 X - JSR Track_Enemy_X l+ Q& g: G/ z6 `
- Track_Enemy_End:4 t' Q# _) a/ v% s
- RTS' f, G) |" C, E1 n ~
-
6 j& n5 {$ t6 w$ G3 M1 t - Track_Enemy_Y: B( n; ?* C' s' R/ O
- SEC
w, P4 X* n8 Q9 h3 z - LDA Bullet_Y_Pos,X$ E! j2 O9 B; Z" B) D
- SBC Enemy_Y_Pos,Y2 j* u$ R4 d8 ~
- BEQ Track_Enemy_Y_Equal0 M. J) `6 u* ^: I9 X1 i
- BCS Track_Enemy_Y_Greater j1 W4 E9 E" A% q
-
0 Z. @) \! a, ?6 A: G; x - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
; E* I, S2 h& r7 u7 d6 K3 C - CMP #$FC
! o+ x- W9 ]$ Z2 y1 k0 P3 N6 Q" T! J - BCC L1_1- Q0 l/ ]' j1 W8 h
- CMP #$FE. K9 q% F7 G2 J* I) R T1 A
- BCC L1_2
/ j( x4 f# C1 u7 A8 C% M - LDA #$00$ w0 d" M/ F; u3 ^
- STA Bullet_Y_Speed,X4 a8 e+ u! l8 J( l0 D5 X
- RTS. e" y/ Q# T$ U1 a3 e
- L1_1: 2 ?2 }" y$ d e3 ` n& \- h
- LDA Bullet_Type,X
1 o! u. C7 F1 J( ^3 C) X4 Y3 e - AND #$0F
0 ?( E) V3 o( x1 J - TAY* E8 d$ j' g3 K% V* l/ }5 ]- ^
- LDA Bullet_Speed_Data,Y
+ {- p3 D% t S" J# V) q - STA Bullet_Y_Speed,X
1 N! _+ n1 b4 d3 O! R - RTS4 L6 t% X& E' |! X* R! \ d$ {) g
0 I$ @9 \- @9 D8 ^3 O- L1_2:
$ |7 @, @$ a G# e; c4 f - STA Data_buffer5 t; K, J8 _1 [2 V: K
- LDA #$00- G. I7 P5 P* N O p
- STA Data_buffer6 c6 x' l8 [8 v' V( c2 c" @. C
- LSR6 {2 S& R- n8 ]' ?' ^: h/ |5 n
- STA Bullet_Y_Speed,X
: u% G1 y* D/ Y4 F3 C" p8 p - RTS: g$ e0 G) n$ m. R/ @4 M7 s! \
- 5 i; z& f1 }" W$ ]) x9 a) |/ f, }9 I
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
7 p) a/ ~: M7 q6 @7 |$ c - CMP #$043 J# ^' e# e4 T0 u( G8 o( W
- BCS L2_10 i7 T" W$ H/ Y5 V: w* B( J
- CMP #$04
* d: ?! }. d4 p2 j$ v6 Z4 r - BCS L2_2
8 L! X! P7 n6 S; a3 b n- E - LDA #$00& a6 G1 J+ [1 m* N j5 W
- STA Bullet_Y_Speed,X
$ c' _ O: T4 r C; d. G - RTS
6 ? ~: v. {0 K: k8 ^9 W* X - 8 p. L& T! s) e5 `& G, s
- L2_1:
5 R) N& k4 e: I8 k6 t# M - LDA Bullet_Type,X8 k' j: I9 b) o" @% |# {; O8 b
- AND #$0F
: D! v9 v: {* E$ W* c - TAY
' ~5 V0 j6 @9 l3 Z - LDA #$009 @7 M0 z& T' i. i/ k4 z; c
- SBC Bullet_Speed_Data,Y
5 n9 e6 I Z+ X' f - STA Bullet_Y_Speed,X
5 Z% x" N6 c- | - RTS4 |5 H3 U( O( U: m
-
- w$ O$ I0 O( N- m1 Z R+ U4 w - L2_2:9 s# h( U8 I$ Y/ q! |* e
- LSR7 @! X3 L6 l l( n* l- l
- STA Data_buffer
. G. ^1 o' k5 w3 n0 k - LDA #$00% \. U4 `( i; v- U
- SBC Data_buffer; g' V% U- B& n
- STA Bullet_Y_Speed,X
8 C- S; N% @& I5 e2 c - RTS
$ q% C1 e0 u; L0 \* ?& `0 n - x# l6 c$ {: v* [% Z
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y! b& i2 {: _% T# u6 X
- LDA #$00( R1 B9 p- [8 `$ V2 u: Z
- STA Bullet_Y_Speed,X, k3 K2 y3 {8 P+ _1 c, Q8 _5 p
- RTS7 W0 |9 J) B0 F+ q | Y0 ?1 X
-
" |3 ~* i1 A& Z2 H* T; T - Track_Enemy_X:+ U' h3 C3 V* \' m
- SEC
G0 r ]: @2 I7 _0 G" ?/ Q: t: [ - LDA Bullet_X_Pos,X+ G' {' {& c6 T6 P3 i
- SBC Enemy_X_Pos,Y( f- B! |" Z1 w5 d9 S' [
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X* R" W! G% `4 M/ V
- BCS Track_Enemy_X_Greater ;子弹在敌人下方% h7 {. m- z3 R7 e
- 3 W# x; M- w! \/ {( h( W) H
- Track_Enemy_X_Less: ;子弹X < 敌人X+ _5 S0 s; u* p A6 w
- CMP #$FC
" x( ?9 ^' F+ U9 I0 V; E8 r - BCC L3_1
- F6 S3 }" M C! B4 E: \ - CMP #$FE
4 E1 |9 K: a4 E3 G* { - BCC L3_2
/ _$ L: M& e* d& J# c - LDA #$007 q, b! k2 r% p9 y2 z7 {& [
- STA Bullet_X_Speed,X
W6 b; C, s2 T9 G - RTS
% M2 ~: W9 E- l, c( w( O0 m: A - L3_1:
. F& }3 S# y/ ^; R9 X - LDA Bullet_Type,X% _# ^) p. A" v' }
- AND #$0F" K: t' G8 F: f0 y$ k7 C* \
- TAY
% v) o' D% d& h' z- ~, j/ P - LDA Bullet_Speed_Data,Y
/ F& r/ p: q5 E! s - STA Bullet_X_Speed,X
: c* B0 @$ b4 H5 n' \ - RTS [/ J9 o/ x; o* m& M2 P( R6 {
- L3_2:
; a% y4 W& T$ i% \2 c - STA Data_buffer
$ r7 D4 h- M ]& I6 b% A - LDA #$00
7 T, {3 O. f; }+ S! b% r$ } - STA Data_buffer( ?5 I, L+ P. r/ U4 j
- LSR9 h6 a+ a: r: E$ S
- STA Bullet_X_Speed,X
# X$ c/ ^) _* G+ Y/ H- W - RTS6 ~8 P8 Z, l8 b# B1 X3 p, j9 g
-
( ?; I* n! C u: X3 j/ k8 p - Track_Enemy_X_Greater: ;子弹X > 敌人X) h$ c z$ J. }+ b# u) M
- CMP #$04
3 t+ F9 G3 |/ ^ ?* n - BCS L4_1
+ J8 v4 z x- ]# J8 N - CMP #$02
% K7 f+ R0 L; g% T7 U - BCS L4_2* u+ n3 H1 t% c+ ]* v0 l. ^) z. I
- LDA #$00
: i* a. m) ]: @! _; e/ S" W6 ? - STA Bullet_X_Speed,X
, D2 h+ I+ y5 e5 S( L - RTS
- a+ o! z& c/ }8 l" |) n -
* T+ r9 f Q J8 v - L4_1:
# z8 {. k$ g4 T2 L" i/ e - LDA Bullet_Type,X: ]% `# [% j& ^* l' H6 m( \9 ]) G
- AND #$0F( l" T. h- u/ g5 z
- TAY
2 z! t1 y" b8 C1 c0 i `% p) L( A - LDA #$00
# R3 z( k6 J4 X6 x* b7 i - SBC Bullet_Speed_Data,Y b& T) F+ [" [7 K8 L( j5 t
- STA Bullet_X_Speed,X2 O g. Z+ M* L; ]1 b+ ]
- RTS
: \, X2 p m- d7 u$ H; b - L4_2: 9 z; j1 z4 B/ m+ I
- LSR( E* Z5 t6 t1 L
- STA Data_buffer
# x, z, K. }: B! t2 n4 ` - LDA #$00" X9 o* L8 Y8 G+ s) R, A. M1 q
- SBC Data_buffer
1 `8 ?9 U& H" A5 j - STA Bullet_X_Speed,X# Q, ]2 m9 {* ^% R$ V
- RTS
; B$ [! j& A) i0 j0 h& p - ; `' o4 D8 t# u# i) X& l7 N
- Track_Enemy_X_Equal: ;子弹X == 敌人X' G( R6 [* ? d9 c- q
- LDA #$00
2 |, e; S9 `! ], \% J - STA Bullet_X_Speed,X
/ s( R0 |( C0 A4 s - RTS
6 x" W1 I# a7 E/ m( a4 R! m" k8 ]& K -
2 t8 S3 \1 O4 b5 ~' ~ - Bullet_Speed_Data:
: a+ q9 M/ L+ Y - .DB $00,$03,$03,$02,$03,$03; e5 n6 v2 j7 M; P% U! e% ~* h# Q# \
- * D- G$ m6 t9 \. n' g' w) I$ Y
- ;2, 4关9 w# T! y& l! T$ _# E( d/ J! `
- Track_Enemy_Ex:( U0 [7 O Y5 A& z7 F; e1 H
- LDX #$0F
' C2 ^4 }! l/ I* Y8 Z% v - Track_Enemy_Ex_Begin:
8 K) x- F/ v5 M% {
% l- B% e+ j# R# f& a* B7 i8 y- LDA Bullet_State,X# f b$ j3 L5 d
- CMP #$01
. Y) G3 L6 |5 }* Y+ J5 b* W0 p3 V2 v& t - BNE Track_Enemy_Ex_Continue
" I F1 |4 ]% S; y' U3 d( w, O - : d% w z8 D# d4 _# Z
- LDA Track_Enemy_Index,X3 o1 S5 Y. W( v$ W% b1 V$ O. s
- CMP Enemy_Index
4 V5 f+ b4 P6 V% X, O - BNE Track_Enemy_Ex_Continue ;匹配追踪目标* R- o; j1 l7 M6 j
-
" M: D% }; m: ^4 z* \5 J' \ - LDY Enemy_Index1 G' n$ J6 V/ k; |! e
- JSR Track_Enemy_Ex_X' Z0 y& ?7 w- j, m; e" ]2 o" Z
-
, `$ @* ?( R0 U% D5 O- O: i6 |% ? - Track_Enemy_Ex_Continue:2 C3 z: w! ?5 d/ _' b( i
- DEX
7 E/ H" D7 C0 I8 ?/ | - BPL Track_Enemy_Ex_Begin
2 b" X) x0 ^ x7 E* Q7 X' e7 w - Track_Enemy_Ex_End:( l1 i3 c2 C1 F: G, `9 \# q) n4 _
- RTS
$ f. D! {, M7 R1 q - - M3 X4 }( s' { r q& n9 K
- Track_Enemy_Ex_X:
! ]7 ~; E: s. K - ;LDA Bullet_Z_Pos,X
8 n+ u4 `* P0 |9 i0 C! m - ;CMP #$04+ S+ b3 Y* B4 X; I$ T
- ;BCC Track_Enemy_Ex_X_End" z% Y1 e* [9 J6 c* j" S' a4 x) L
- SEC
; i1 d& X! r" I2 v* }1 l f - LDA Bullet_X_Pos,X
6 N: F# u8 u+ W4 O% I& E7 q. t# K - SBC Enemy_X_Pos,Y0 }0 c% T2 C0 c& }; K6 |
- BCS Track_Enemy_Ex_X_Greater+ I: x$ ^5 E# z, ]; W3 u$ I/ g; k
- + [% f; `3 x( U' b# E t
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X! }. l/ b% [- Q& i, o0 v: @
- CMP #$FD
; n- P7 T4 L, ~5 h6 v - BCS Track_Enemy_Ex_X_Less_End# O& {7 y& ~2 X1 N6 f: O
- LDA $6020,X$ o: N6 j1 e; _- m
- CMP #$2A" u U' P/ x! T5 S4 g& i
- BEQ Track_Enemy_Ex_X_Less_L1
; x& \$ s$ L [! h, g8 @) ~0 A! i1 t - LDA Bullet_Z_Pos,X
7 u3 A3 [( H6 n( T - LSR) x7 I" [, \0 X3 N$ ?5 J
- TAY- P- t& z7 n& v# M% X1 Y# ~
- LDA Bullet_Speed_Data_Ex_R,Y8 X4 u4 C5 D r$ g2 r4 q0 _& b
- STA Bullet_X_Speed,X/ d2 [# ~. x4 z0 `$ n& ?
- RTS+ q; e8 M7 ~7 u3 s: H& I4 e0 K) p
- Track_Enemy_Ex_X_Less_L1: y- J0 l# t( z& r* B
- , k( b; A9 _0 b! _' I
- LDA Bullet_Z_Pos,X' w+ T, N2 j; I6 q- o# b) R
- LSR1 Z+ C! x& x0 T% s
- LSR# u" B; O V9 Y9 V' D: C- M$ [) Z
- TAY
, N4 h! ^' `8 |2 y: ] - LDA Bullet_Speed_Data_Ex,Y
' D3 E: m. W: i8 z. R, e; ` - STA Bullet_X_Speed,X3 T; [5 W" Y s# a+ M6 X
- RTS3 A4 I: q! U Y- @3 L# Y( R. o7 Z
-
8 d# ^; T, x {5 b - Track_Enemy_Ex_X_Less_End:* o- j$ `& x3 J1 c0 P# q P, s- n
- RTS6 j, u F- r5 m4 |1 N; [
' u. t' M. a8 M! c2 |- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
# q, I4 n, T E i, n7 E" D! r% H, B& v/ J - CMP #$03
" f) K2 p+ ]' t - BCC Track_Enemy_Ex_X_End
; I! e% l+ G$ N, \. o - LDA $6020,X
2 U- u: o: b1 r8 b/ \: e# n: e - CMP #$2A
2 S* r5 v0 [7 q# a - BEQ Track_Enemy_Ex_X_Greater_L1
" v E( }( j \* t/ ]5 |. x - LDA Bullet_Z_Pos,X* }: `# E2 L1 O- F; L+ ~
- LSR, J$ `% f! B9 b
- TAY
. j5 f, Z! A3 a0 T - LDA #$00
5 b0 V: q8 j- U- ^. O; w1 s+ F - SEC5 x& ^2 j% V g1 v/ d
- SBC Bullet_Speed_Data_Ex_R,Y
* D/ d4 O* m: M% I - STA Bullet_X_Speed,X# J6 ?# d5 J6 `
- RTS7 T; P. V, f* P: \9 o, I
- . h" r `. s) f0 b u- Y; R6 _
- Track_Enemy_Ex_X_Greater_L1
7 n/ _0 a& J4 y- u0 y# {) V4 {; o - LDA Bullet_Z_Pos,X
7 W% j$ ?( Z* P q - LSR
0 E# w+ {$ a3 r, R - LSR6 U' t- b! m; H" Y
- TAY* F4 `* R: a) _; S1 \
- LDA #$006 `4 O0 C( B c5 q( m, d
- SEC
' {+ v7 {" W6 ]2 _- }2 X0 Y - SBC Bullet_Speed_Data_Ex,Y; N: @& L7 S- t, ^
- STA Bullet_X_Speed,X
f6 U1 f7 T: _0 [7 J) g P3 h - RTS
( S6 c* J' n- T- _$ W2 ^+ {% | - * T' J3 @' I7 _; Q$ ?' a7 \2 [4 q
- Track_Enemy_Ex_X_End:
2 t7 x6 J0 D) L - RTS
% k! U. ]2 U0 N -
0 a# H0 m/ N( n; P7 Y - ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
! V( _ J( _$ t7 ^- R* g - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上$ n8 F" a' f6 R- t% C
- Bullet_Tract_Direction:( m& h! J# A- _" g4 @; f
- LDA Bullet_Icon,X
$ _* Z7 d) _* L$ c( f5 E! m - CMP #$23
6 R1 I& X) @- S7 p. C! g7 E6 @ - BCC Bullet_Tract_Direction_End* [' c2 @3 Z) i# K3 Z9 D# e
- 9 v$ u3 s7 w& J: H9 \; h) M6 t8 f
- ; X != 0/ c; o* b4 _0 `0 W* n
- LDA Bullet_X_Speed,X
" B* H7 t. Z( r/ A* {9 f6 P - BEQ Bullet_Direction_V8 w9 v2 \& k o: Q+ d% R. A7 _& K
-
# J! Y D. ]8 t G" S; K( c' U - LDA Bullet_Y_Speed,X+ i1 |8 z! f5 p3 m& q, b
- BEQ Bullet_Direction_H
) q- w' m* _* d/ [ -
: Z7 E! t/ d( X/ }9 H - LDA Bullet_X_Speed,X# [+ u2 J( _0 I$ |% n
- BPL Bullet_Tract_Direction_Right/ k! e, t3 E7 S- n) }3 a7 p: K
- Bullet_Tract_Direction_Left:+ Q9 c. v; A5 X1 ~7 }6 u2 Z0 U% w
- LDA Bullet_Y_Speed,X
8 f& g! {% y$ \( Q+ K! b/ R$ t - BMI Bullet_Direction_Left_Top
, C+ U% \3 [- ?) G8 C( Y - BPL Bullet_Direction_Left_Down
. i" t3 R" X9 [$ z - Bullet_Tract_Direction_Right:0 \1 ^/ U: l( V/ X' a
- LDA Bullet_Y_Speed,X
& l7 E, q( K2 m( V( @, `' ^5 p: B - BMI Bullet_Direction_Right_Top
' b! P( q$ |1 \; B N. g - BPL Bullet_Direction_Right_Down
; h# g/ Q! Q3 ~; [6 \7 N0 c - Bullet_Tract_Direction_End:! W. F3 y5 Z# w/ A4 N5 z4 g" I
- RTS4 g1 K8 H& ?# ~9 h4 L* ]
3 C8 [: L1 Z+ U1 i8 [- Bullet_Direction_Left_Top:
$ |0 W( ?9 N- k) D5 w - LDA #$25
% N8 x0 o, U0 X5 `2 T& E( i - STA Bullet_Icon,X, t5 H5 T3 H$ z3 V# h
- LDA #$C0* ~ c6 [2 _3 z& H/ M1 t
- STA Bullet_Direction,X
2 t8 a2 h( q z" U: P - RTS
! z- C: Z& X6 R" V1 ^$ { - % I2 {& U8 m, E1 J7 ^
- Bullet_Direction_Left_Down:7 M; R4 a* T3 v8 Z( z
- LDA #$25! e6 D8 x2 V! u' F5 Y
- STA Bullet_Icon,X
- l) a5 O" T4 f# F0 u - LDA #$40( |% w1 s: o/ v8 W
- STA Bullet_Direction,X
+ q9 h# T8 b5 D/ { - RTS
% I9 \/ Y5 k, X5 _* p% u
F0 ^3 j, z- `2 D/ ^- Bullet_Direction_Right_Top:2 x6 C$ y3 w$ {
- LDA #$254 f) s5 g4 }3 M4 c! F% e
- STA Bullet_Icon,X
* d9 `* u! x: s/ f- u - LDA #$80
, B6 ]9 y6 z; O; c) M - STA Bullet_Direction,X
1 a2 l8 t" H) }' J. L9 G - RTS
* C, {2 H( u: ]7 G1 g$ |) G, I - 5 Y& y$ W- _. M
- Bullet_Direction_Right_Down:& H# j! G4 S$ u- g7 |
- LDA #$25
' G0 R0 }$ X6 @. t - STA Bullet_Icon,X0 g5 U/ U+ R, `# V S. n
- LDA #$00
$ \7 y; q+ f& F7 m9 E9 J7 j5 K$ k - STA Bullet_Direction,X
% _6 E1 ~0 e- @ - RTS
1 ^' i+ k. W. p/ K2 j) t G - & F' s- X/ r! R- R. _7 O
- Bullet_Direction_H:
8 Y% T4 S# d/ U9 f- P6 D& d Y% k - LDA #$24
% r8 y% N! e; V' r, l4 o1 p - STA Bullet_Icon,X
' G, N- z( V0 v5 _ - LDA #$00; l. A: P0 e }5 f) M
- STA Bullet_Direction,X
; j. o% `0 |! t( f6 |% a - RTS' q, x7 P6 Z/ ?) X
- 4 M" n) {8 Y: k4 e# `
- Bullet_Direction_V:+ ]$ b5 v$ O+ p0 ?2 r7 x
- LDA #$234 C% F1 Z. w' \5 E& }& W
- STA Bullet_Icon,X
% O w) ? ?8 @# {9 r) y& h - LDA #$00
5 z' V0 K5 T5 z% `# v6 D, D - STA Bullet_Direction,X
- G, S! a" X# x1 y* P) u - RTS: T0 t! a# q9 k+ \
- " g+ w, w& c4 |7 j
- Bullet_Speed_Data_Ex:' i5 F/ O8 ?0 g! _ v
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04( v' l; R B% T& K
- I* s0 H' b1 e0 r2 B6 ^ s
- Bullet_Speed_Data_Ex_R:7 M$ M v* z0 v
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$088 t* }) p, o! ~( ]
-
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