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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
+ m/ O* u$ K& Q7 K x! P% o3 J作者:FlameCyclone
# z% r; a" t% ^" M) H% X内容:7 \' z e! W1 U1 @8 R/ i
1. 所有子弹追踪敌人
* u F2 m, j: H$ j2 B3 N7 r 2. 选择键切换武器& a0 } A) p( U2 R% V" W% g
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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2 o$ h+ |# y7 K$ M3 T) B! Z3 Y& Eflamecyclone.ys168.com C0 u( n4 |0 u: o) v/ G

; T4 F, `$ ?5 F2 g7 q G/ m+ I- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁2 r/ v, z+ ^6 o4 u H
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
+ x, N/ l$ Z8 V, ] - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
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+ m. k& G1 [; o$ C' R- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
* E% B1 d$ F" |; a2 ^ - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
+ H9 A# R- r8 F8 y& l
$ I$ V% e3 N, w: i P( g- Y' m- Track_Enemy_Index = $6000
) Q! K x6 q& `' S7 Z7 Q - Enemy_Index_Begin = $6010, A+ s: a4 t6 H% G+ F8 S2 X5 E
- Enemy_Index_End = $6011
1 m! R- x0 N5 J% P& P( F6 ^
6 N3 P/ ]& g6 K: b/ c! p! n# y- Loop_Index_I = $6012
3 k! L$ [1 t; Z" N# P - Loop_Index_J = $6013
( O3 u0 s' Q. I. w- n" t) N1 x - nEnemyIndex = $6014. n: Y% L; W% p9 Z2 v* g. \. {
- Data_buffer = $6015
$ i. G3 G8 b+ U$ K
& l% u- L3 o' `% b- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; r' u: {2 u4 V' L& m. l! d - Bullet_X_Pos = $03C8 ;子弹水平坐标
6 i9 M8 O: G$ _: v! { - Bullet_Y_Speed = $03F8 ;子弹垂直速度- R$ d- l' u; X3 t$ r Z
- Bullet_X_Speed = $0408 ;子弹水平速度) k9 f! l- w$ b% E8 H) D
- Bullet_Z_Pos = $0418 ;子弹Z坐标: o# V0 Y) g- T* a4 k
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P, F8 w! D8 |1 ~. t. W( u1 i3 b
, A' B+ ~/ T8 f: r- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
; a$ k+ m# t8 P: N. [: z( j1 q - Enemy_Blood = $0598 ;敌人血量5 u. j" C6 j" f8 L7 A/ z
- Enemy_Type_Addr = $0528 ;敌人类型, f% J5 F- U: w* @) H9 a$ f
- Enemy_Blood_Addr = $0578 ;敌人血量- u9 V( [- @2 C& T \% k
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
/ V* o$ r4 |( h/ n9 B3 ?4 x - Enemy_X_Pos = $033E ;敌人水平坐标
/ _, M7 W2 l$ a, |9 b' M- s' B - Enemy_Y_Speed = $04E8 ;敌人垂直速度
1 _# B- u# f: z - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
" {! s; f/ ]& m! C - 5 U4 G4 b$ g" _: L# U3 H. ?" z
- Enemy_Index = $83 ;
$ p& A8 d/ ?7 t2 E. u& ~" p/ e - Time_Count = $1A: j$ }. ?/ O3 j
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率" \1 z* A1 q0 `8 O9 Z! R1 k
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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+ @* j3 T1 t- b1 _$ h2 t
( ?6 p! I2 E' N# l, i- .ORG $61005 f3 m9 P9 K L# H. m7 v" X q
- Process_Begin:5 }! S2 c6 w8 j O3 r: Z2 `: F
- JSR Enemy_Check
) R( E1 L- u3 t6 ~$ Y/ N5 e, Z - JSR Track_Enemy_Check
8 H! k7 E1 }5 h* q - Process_End:+ `, ^! e3 C1 \+ h i1 L5 m3 B, W
- JMP $E54F
( h( r3 I+ ~) t" u! w
6 f+ I" i3 z# ]2 f( ~- Enemy_Check:& |0 c9 {8 m( _; {% ]+ I% ~" a, m+ p
- LDA Time_Count% t$ ?7 q, p2 x1 M
- AND #Track_Bullet_Speed
: E4 I* H# W; Y) R$ M& `) X8 D - CMP #Track_Bullet_Speed5 H) C7 ^! H' r2 W u
- BNE Enemy_Check_End
% a. M8 l, M6 A - LDX #$0F; _! ~! Y$ D2 i! t
- Enemy_Check_Begin:
: T% O# C7 G S5 e/ S. p - LDA Enemy_State,X! p. O5 _! h4 }
- BEQ Enemy_Check_Continue/ {% w( l' @* U. |0 l+ ^, @/ X3 U
- STX Enemy_Index
0 l4 D% P" m6 u$ b - JSR Find_Begin_Enemy: b" ^( _8 d, Y' Y0 A# c
- JSR Find_End_Enemy6 Z9 d O$ W+ O9 d: G! S. f
- JSR Bullet_Track
! A9 @. o3 P5 Z/ Q$ H -
3 b6 U2 U, I4 B& w) D% P - LDX Enemy_Index0 x; w& e% c) B1 _* p- I
- Enemy_Check_Continue:7 L) u6 f: K* `; J/ q4 Z5 P
- DEX* ?; \% L! N1 o: K% X/ e$ ~0 X
- BPL Enemy_Check_Begin6 I5 V7 j1 D7 F! @; a& G
- Enemy_Check_End:
- b6 T& J0 N/ x w! M! r' T - RTS, u% [" o; L5 x4 w; x
- - m/ `" _7 z s& a
- Track_Enemy_Check:9 c1 \) Y5 B* j' L$ _8 ?3 I5 ?
- LDA Time_Count5 l( ?% _1 e# a' m; }( A
- AND #Track_Enemy_Speed+ y6 Q# `! Z0 H& e
- CMP #Track_Enemy_Speed
0 T3 F$ o5 y3 ~/ b - BNE Track_Enemy_Check_End8 v. ?! X1 ^- @1 T/ L( X
- LDX #$0F: Y; i0 h7 Z( v
- Track_Enemy_Check_Begin:4 p/ Z C$ d- g
- LDA Enemy_State,X
- J, ]5 L, h6 T* }5 z8 V- X9 O - BEQ Track_Enemy_Check_Continue7 S/ {& V- |7 Z/ [
- STX Enemy_Index, B7 d+ H+ _$ r8 M! l: K1 E, ]& w
- 5 A/ o* x; ?( c* _4 c
- LDA $40
& v! Q+ I7 o% Z4 [% c1 A - LSR
7 r# c4 Z, \* }. X# ~! d4 k - BCC Track_Enemy_Check_Begin_L1
+ j- r7 c$ S# r -
. ^# I3 L! @' o& w( H$ V) h& y - JSR Track_Enemy_Ex ;2, 40 p! |8 O) ^) x
- LDA #$00* c" |8 z, o8 ?- ?+ W9 z' D
- BEQ Track_Enemy_Check_Begin_L27 y# b; Z3 K Q
- # J% C2 f K1 D9 u. E
- Track_Enemy_Check_Begin_L1:2 f- i$ J& [& c
-
$ n- O7 ?1 b- ` A h9 V9 q - JSR Track_Enemy* Y0 }9 L+ p+ z1 F4 U
) B% z' ^( k3 e7 L7 s' _- W! L0 X- @- Track_Enemy_Check_Begin_L2:
: ?/ U1 g+ z- O) b! }3 X -
1 {+ G, E7 g0 I - LDX Enemy_Index6 ^* T! G s. m4 A$ r6 Y
- Track_Enemy_Check_Continue:4 s) z9 `# s J+ \* T! c- i
- DEX* j( h* b4 h8 W- }
- BPL Track_Enemy_Check_Begin
! r3 h0 I% [8 E; Z' i* N Y - Track_Enemy_Check_End:) Y3 A# a9 P4 j7 D% Y: j% J* z0 y) K
- RTS6 k# w: r5 `3 ]- O6 I
6 q( {! I4 d3 q2 R$ y) r3 {8 }! |- ( L& m. y8 @6 H
- ;查找第一个敌人
8 c. O8 M' T) X - Find_Begin_Enemy:
& o+ D$ p- l: s. G+ R0 D& L - LDX #$008 i1 ]2 Y+ z9 L. O8 \# l1 D
- Find_Begin_Enemy_Check:% G2 O; t7 S% Z
- LDA Enemy_State,X2 ?) V* k$ o' \/ b, X4 N2 h9 H
- BEQ Find_Begin_Enemy_Check_Continue' [( W$ I% ^" R% C- \9 L, Y# n
- LDA Enemy_Blood,X& |$ h+ G0 O8 ~' z/ j
- BMI Find_Begin_Enemy_Check_Continue
- P3 c% y0 H8 \6 [* s - BNE Find_Begin_Enemy_End0 }2 v+ W# ?+ [$ p: _4 J) u
- : C( H% Q. {2 |8 H; s
- Find_Begin_Enemy_Check_Continue:; S2 C8 H3 \, m" q( M+ A5 l8 X% T# W
- INX
8 {6 t1 o: V2 Z6 s' W% ~! c0 P2 e - CPX #$10' E) {9 ^- B! D$ L2 \' K
- BCC Find_Begin_Enemy_Check
! Q" Q, J+ e6 Z - Find_Begin_Enemy_End:: w* t) W' ?* n! b/ U$ } R7 E) M3 J
- STX Enemy_Index_Begin
9 y2 ?$ R- U+ p- x" d; [ - RTS3 B7 `3 Q8 m" ~# z# n+ Z+ R' ?: s
- # E' w( T* `( N
- ;查找最后一个敌人
! y6 v% ?5 V, |7 T - Find_End_Enemy:) E) f' y R% V+ ^" O6 k, ~
- LDX #$0F
, P* z% n; n: p, q+ r0 n, o - Find_End_Enemy_Check:
3 W- H' {1 `& p - LDA Enemy_State,X2 G6 A6 m' T% {, ^5 J
- BEQ Find_End_Enemy_Check_Continue5 v7 m+ a1 @' p6 A
- LDA Enemy_Blood,X
; [: R: Q9 e) b4 P7 \( i: G - BMI Find_End_Enemy_Check_Continue+ N* `0 v& G/ N' I4 G6 n$ v
- BNE Find_End_Enemy_End
% c' I7 R- @% b6 a" | -
! A1 o. ~: X8 l: s - Find_End_Enemy_Check_Continue:
% i, z2 X4 O g: I4 t8 C$ R - DEX
8 u! P! I: N' q/ P+ }; {# v" M R - BPL Find_End_Enemy_Check
. E# i( M( q( z7 E& `2 o# ~ - Find_End_Enemy_End:
# ` ^$ C5 _4 x2 Z6 R' a - STX Enemy_Index_End4 A- o& k3 m8 C8 k3 R1 G. l
- RTS0 R; i# k/ {: s3 c$ x Q
- . ]! F; j* @/ H. ~- \2 Z" L2 q
- ;子弹追踪
2 I+ B* ?; E3 y) K - Bullet_Track:
3 x {6 U, J. D - LDA Enemy_Index_Begin: F4 X# k* f! p* c
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
$ |6 q$ T' U: `4 n9 ` - LDX #$00 6 O3 k* x; I( G5 ]0 W1 _
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)4 M4 W! J4 _0 q8 d
- LDA Bullet_State,X: W5 i( B3 ^! J
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;" Y5 L" }! k" D! m/ [% X
- STX Loop_Index_I
1 W( _3 c* E& ^6 X. {* {/ D, j - % j+ d9 R# E# d8 n
- JSR Bullet_Track_Enemy
: N' F1 L8 t$ S* D# J- _% J- r* X - JSR Bullet_Tract_Direction C$ V6 R, t$ c) E* R* R
- 8 I2 J7 U; i' e+ Z8 T) X
- ;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 a1 {, n+ x8 ?8 q - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;- u$ Q. C% e/ ]2 g
- LDA nEnemyIndex- v2 f, m( V j' B5 M
- CMP Enemy_Index_End1 ^! `! N9 F! r+ e. \. n u
- BEQ Bullet_Track_Check_Continue
. B2 M4 E2 g2 ~2 ?) ` - BCC Bullet_Track_Check_Continue
; ]* l) w5 |% { ~$ T - LDA Enemy_Index_Begin
5 K( A! D3 q7 l: X( V: A - STA nEnemyIndex: N! s% l2 O/ r1 |( s
-
3 t# v/ e2 f3 v g1 C! Z' x1 N - Bullet_Track_Check_Continue:
8 u4 i7 I+ y* i, }' U$ K, I - LDX Loop_Index_I
" E5 f1 V2 w; J - Bullet_Track_Check_End:0 V! B8 `' u! c- j& {! @
- INX
! _/ Z; ^2 x7 r, \ - CPX #$10! J' j- d& n0 f7 z* I6 K
- BCC Bullet_Track_Check
9 v7 }2 v+ p& p B3 K - Bullet_Track_End:; }: P( L) F5 {) J+ Y0 S; ]4 N9 [; Q
- RTS7 o( V3 ^) B- n( J" n+ I0 V
-
$ b8 A9 K% f+ q5 d - ;给敌人分配子弹
# d' {' S. Y% g4 x' p7 T0 H - Bullet_Track_Enemy:) }. N7 V6 m6 `3 y. n: k+ |6 o
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)7 O5 F4 V' P; H2 F N
- Bullet_Track_Enemy_Check:, Q+ v$ l: H- X
- STX Loop_Index_J6 m9 g, `$ n7 s* p
- - f e& n( Y) N
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
3 y {, ?. ?, ]! j4 f7 A/ X - LDA Enemy_State,X d6 H/ M d: x9 I7 x4 r
- BEQ Bullet_Track_Enemy_Check_Continue0 f2 X5 ^1 t9 i, X' F( y P
- LDA Enemy_Blood,X0 l- ~0 O) O. K5 S5 P- j, p- z o
- BMI Bullet_Track_Enemy_Check_Continue! [1 y. y3 L; C+ ~8 ?
-
# v( \$ {& i! q, ]2 r - LDX Loop_Index_I7 v0 E! n6 n% V/ t' w7 G4 M
- LDA Track_Enemy_Index,X
0 t1 O" u* y3 a# d3 c) P - CMP #$FF4 T$ r& M' g) m5 C
- BEQ Bullet_Track_Enemy_Init3 S/ [) n/ @6 w
- # v6 f( n( F7 z( k
- Bullet_Track_Enemy_Init:0 p e3 w( |/ S1 U5 c
- LDA Loop_Index_J
: o4 o8 Z9 k7 c2 m( j - STA Track_Enemy_Index,X ;nTrack[i] = j;) l! S8 Y7 A; y5 |/ O2 r) K
-
* q1 x. {, K' \ - STA nEnemyIndex
- _0 _1 g$ H: c - INC nEnemyIndex ;nEnemyIndex = j + 1;! \# D& J2 B, X+ N
- RTS ;break;
& u% w. Z9 ^* f n1 n - * { s3 t3 K$ V( F1 d; s( E2 P, o
- Bullet_Track_Enemy_Check_Continue:
8 {. A! I' z" `& y3 @7 H - LDX Loop_Index_J
. m+ _2 A9 N) }( s8 ^; J H1 Z! p - INX ;j++) x/ u* P( A. s
- CPX Enemy_Index_End
# Q5 v$ S* S8 L8 V1 X - BEQ Bullet_Track_Enemy_Check
$ c) h% b; U3 `. T0 f( V - BCC Bullet_Track_Enemy_Check2 h$ \+ d ]; y3 @/ s& ^8 x
- Bullet_Track_Enemy_End:
1 b2 V: P; D. _- \" W3 J - RTS) K& m3 u$ c2 [9 |0 Y; Y) c1 I p' @
- 9 r0 a4 r/ H# b1 u8 ^* P1 y
- Track_Enemy:1 }$ k! n5 S/ B) z P
- LDX #$0F
' F! _1 v6 U3 g - Track_Enemy_Begin: H! k' _0 R% o+ Z6 B( P
- LDA Bullet_Icon,X4 O! a4 `" z3 h6 B& k& c9 `( ^. f9 f
- BEQ Track_Enemy_Continue
0 T7 P1 i. V2 W* m1 a - LDA Bullet_State,X
% `$ g& ^; s& Y( E - CMP #$01
) }+ _- v5 j+ i5 ^1 v - BNE Track_Enemy_Continue& e T4 V& S6 n" B
- - N1 H" R o$ @+ O( a
- JSR Track_Enemy_Process
( f6 R2 u4 B& Y6 r/ c -
5 n2 u1 k/ d( s) [' n" p0 \6 K$ { - Track_Enemy_Continue:
Z0 G3 [ Q3 ~( ~4 \: ]* o' N - DEX0 s* o& Q" A0 j$ ~' D4 _
- BPL Track_Enemy_Begin
3 ^ ]8 F" k9 }' @ - RTS- G6 j8 `7 S; A" r h
- " z: j' A( b: }" s
- ;普通关卡2 h/ e3 h+ i( ^6 ]+ ?
- Track_Enemy_Process:
% j/ J7 t2 J, M& c' P - LDA Track_Enemy_Index,X
9 H" [$ ]! D7 ^ - CMP Enemy_Index2 H8 i1 w) n" i
- BNE Track_Enemy_End5 l# T( T8 |. t7 P
- LDY Enemy_Index
3 G( h, Q5 O5 `8 _" w# B3 _3 ~ - JSR Track_Enemy_Y
" b4 [7 e# @8 v - LDY Enemy_Index P, }" x% J1 s' `
- JSR Track_Enemy_X* }. u# ]2 r! [+ r6 i4 f
- Track_Enemy_End: {/ E. _: W$ X
- RTS2 b; U/ P: e; j% e) f+ h
-
# m% \0 W7 F+ ~. q - Track_Enemy_Y:5 B5 @8 o* Z* b& U
- SEC" j: z% b9 J4 h3 J
- LDA Bullet_Y_Pos,X
8 p ?9 }3 X! W" o. o. R8 X - SBC Enemy_Y_Pos,Y
$ P, e5 X- K# @$ g( T' B. o% }. t - BEQ Track_Enemy_Y_Equal m$ X% Z3 D5 _8 U* S: }; x7 @
- BCS Track_Enemy_Y_Greater; f3 d& D' B) C7 [/ E
-
) e% b( l! d: v. M c - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
" }9 e+ K8 B) S- d3 I5 X2 h4 A - CMP #$FC
* X6 N! j- {, q2 y- s' r3 x' U - BCC L1_1; U: M1 C {- |; N/ q" P8 Q
- CMP #$FE
: t& @: C: x. W - BCC L1_21 U. O! B- c/ C1 W9 _
- LDA #$002 }/ u9 n' u& H' x. W% x& _$ p4 G
- STA Bullet_Y_Speed,X2 r. t+ F1 K9 A. \# Q
- RTS
4 ]3 p; S8 y& C( W; }5 x( \ - L1_1:
1 }1 o8 i% D) D: u g$ E+ [ - LDA Bullet_Type,X) T9 x% t+ s9 b- m) W! y6 C" v: m
- AND #$0F
2 w3 I& x9 g8 h. ^4 i$ d$ ]" {+ U - TAY5 v1 D4 f h% m$ m' B" j! C
- LDA Bullet_Speed_Data,Y( z- t) R* R2 ?
- STA Bullet_Y_Speed,X
1 V3 J+ t+ J5 C D- t% D Q - RTS, N) A7 p% U# u' x- p
- 8 z" q$ l! r0 z* M3 J, O+ c& I
- L1_2:
( y+ ?/ R. F X. F - STA Data_buffer- D9 L( L1 W+ m7 j# [
- LDA #$00
$ X1 ~: \% V$ j - STA Data_buffer3 f3 i$ v i4 J: p- W2 s" Q; X" x) ]
- LSR
: k- x* I1 Z' r! z! e9 E - STA Bullet_Y_Speed,X
d# u8 N6 L7 x# N1 Q - RTS r+ E, k6 p; q' S9 Z* m' M
' }! ?# j: }( P5 d/ r; E& E- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
/ Y% i: g1 _9 Z: R" o' q6 y0 L - CMP #$04
5 [3 h0 {' I- w4 u! y$ ?: ] - BCS L2_1
# F! ?& `4 _$ ]* N+ w - CMP #$04
) k: h+ e4 S. ^ - BCS L2_2
8 s: h! Y* q: e( c' C- e - LDA #$00
5 g. P$ D% r5 K* E - STA Bullet_Y_Speed,X- q; h- ~$ A7 {5 t5 r( t
- RTS# `2 x0 o, e( Q4 t( @) [( q4 ~
- 5 R+ F; ~8 p* d' W# D. T
- L2_1:% e9 a) l5 V! l5 `% f
- LDA Bullet_Type,X/ g v, U4 V- h4 n! f
- AND #$0F7 P1 I, E3 q( c* |" \2 h
- TAY
' a' V R7 [% {" l( C - LDA #$00
- } s$ p* E5 u - SBC Bullet_Speed_Data,Y6 t. u- n8 ^3 k3 Y2 ~. w9 Q
- STA Bullet_Y_Speed,X4 K+ D% y2 g" ]' z7 @1 D8 q6 R
- RTS: n3 D F# M# s9 n
-
1 m1 i9 i& A- o9 Y - L2_2:
) H3 C( F8 B3 v+ P( b - LSR
% M) Y) N0 ~/ s0 o1 y! o: h! L - STA Data_buffer
1 @- P) o# X- ?* d - LDA #$00
- Q! f4 ]4 P* _0 H- e7 e! Q - SBC Data_buffer! D7 O1 W- v4 ?) L) ^8 E
- STA Bullet_Y_Speed,X
# I& V- B. J( m# \: j - RTS
! ^+ l( C0 g. S6 R8 w4 A4 ~ - 3 ~, F% E# x* C: N6 F/ p0 t
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y8 b) P3 T/ y3 s @
- LDA #$00/ u% \! K3 W" A \
- STA Bullet_Y_Speed,X
/ {2 u! v3 f) ?- t8 `& x' N5 g0 G - RTS) V3 E' W9 a) B/ q) e, X5 F; T
- 2 Q7 {" I4 V) b
- Track_Enemy_X:$ Y- x) t/ r1 p" I* w
- SEC- c1 M( y( L6 y; h3 u/ {
- LDA Bullet_X_Pos,X
5 h- ^ k: \9 ?; O - SBC Enemy_X_Pos,Y
; F w9 h4 t; W% |4 x, l - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
; C: V9 A4 y- P* T3 g - BCS Track_Enemy_X_Greater ;子弹在敌人下方9 m. w. E1 [. H0 G
- # x+ g' U( x6 G1 W
- Track_Enemy_X_Less: ;子弹X < 敌人X& U4 F% e% {% d' W) P# U
- CMP #$FC" t+ L7 ?7 E0 a- C
- BCC L3_16 M* |* @2 o8 j1 S4 Q% g: [
- CMP #$FE) P- Z; A$ o9 O
- BCC L3_2
1 s' I* D: t' V/ l! O - LDA #$00
k! b5 z3 C& `) F - STA Bullet_X_Speed,X
9 w% I6 X: z r' m! _8 p - RTS& e+ u8 Y5 E6 I
- L3_1: ]* E8 }$ f" w8 ~3 Y" u3 c% H
- LDA Bullet_Type,X
' \" |# |$ _" e. d - AND #$0F' ]" C6 o6 D( F" E$ l5 q) p
- TAY$ b$ p9 d- I6 b; P) `! |' H7 D* g
- LDA Bullet_Speed_Data,Y
, s5 i; p6 j6 N2 h; h9 D( ] - STA Bullet_X_Speed,X1 u8 v! h& @ I
- RTS
+ e5 e c2 c: ~' Q: U) P - L3_2:
5 g! {8 z, n, |$ Y: q4 M# ?9 a - STA Data_buffer0 E) R. M) R0 a1 x
- LDA #$00
; K4 X1 |' X7 ~+ {4 s! C* u0 R - STA Data_buffer0 H" M' z n/ Y, ^$ J. X! U2 j& D# V3 s7 Y
- LSR
5 E9 Z( J% B% w9 N; { D8 @1 g - STA Bullet_X_Speed,X8 J" T j) }7 M& i2 T' q
- RTS
- {7 Q! Y5 X! A; j) x! V6 Y -
4 ^ \/ ~/ _( {# o8 M - Track_Enemy_X_Greater: ;子弹X > 敌人X% P; I* \# `6 Z5 @' R9 p
- CMP #$04: B5 _, [9 X1 h7 ^- W$ E
- BCS L4_1
0 j# |$ X! i W3 B5 x2 ` - CMP #$024 }. }! b1 @7 D! I B+ p% h
- BCS L4_2+ h- m, a# E/ S3 x! ^& M
- LDA #$00
+ S2 x9 H6 ~) ~ - STA Bullet_X_Speed,X- q: I- P( g8 m+ r2 E% z7 ]5 j& L& ?
- RTS& |( g7 i- \& X0 B+ o* u0 D8 t0 y
- L/ a$ C* G! s) x. ^7 F5 \( y
- L4_1:
# q! B R! d" _0 F- D! k - LDA Bullet_Type,X
. K- T5 O1 G( R4 Q' ?/ x+ d& X - AND #$0F
9 Q0 ~9 N" J) W( w4 t% c" F - TAY3 i4 a. V( A0 v* o! [) Z. p) _2 l
- LDA #$004 D9 e/ m" }5 ~$ S9 n
- SBC Bullet_Speed_Data,Y
# _( I Q3 G. x; V2 M - STA Bullet_X_Speed,X. N: u! n% n2 S7 t" ~0 @) T
- RTS
' J# C% N( q4 L% G! D - L4_2: : Z4 d8 [' X# f. \( I, E! Q+ k; U) \0 F
- LSR
3 f% s+ A# k' u& Y& o% `9 M) E - STA Data_buffer1 q- _0 i/ [, M" L! D, ?; I
- LDA #$007 T5 N# B; j- G. _
- SBC Data_buffer
$ Z: c% s/ x* b9 ^9 L& W, [. w0 q. L - STA Bullet_X_Speed,X
2 k, j8 N2 y* D$ h$ | - RTS
n. ?2 L x7 a/ d( Z - ) D" {+ k* l3 V8 I
- Track_Enemy_X_Equal: ;子弹X == 敌人X* j/ w* t* b6 B, [% z! q6 T( T: T
- LDA #$00- |6 p- h( u9 l, K& A# F4 N4 b! F b
- STA Bullet_X_Speed,X3 S. M% y4 I! M# P) r2 a
- RTS
+ S8 m+ l* z$ q v3 l8 o, D1 o9 f - ! g/ N" A+ ?9 o3 b- ~
- Bullet_Speed_Data:
% ?0 W' X3 w- n( X. T0 J, b - .DB $00,$03,$03,$02,$03,$03
+ M/ w3 v) s9 V/ G9 P% |5 y -
3 x% W6 k; A: q' z6 C: W" g - ;2, 4关
, X. G' d2 l$ ]& D; f2 s - Track_Enemy_Ex:5 w! j- X) J* T% s/ l, |3 V% ~; H
- LDX #$0F
5 p6 i/ m6 s! i9 q0 G - Track_Enemy_Ex_Begin:
6 I% Q& X' }# Z6 I% v - ! s) |5 T" ~' a3 W
- LDA Bullet_State,X
0 T3 Y* \( ~" q; ` - CMP #$013 m" O6 S. y5 N# ^
- BNE Track_Enemy_Ex_Continue
4 S. @8 g9 z$ ]- Y% p, b - % ]2 ~2 |( W* y1 K
- LDA Track_Enemy_Index,X: \; ^! G8 j( [1 S, p
- CMP Enemy_Index0 N* x+ R7 q* L+ d
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标, R. ^, F' _% G7 `5 [; u' \$ R
- ; w* G6 o+ U% Y8 T t& b9 L% e* T: Z
- LDY Enemy_Index l3 G0 x4 ^. u; d+ Q) Y! l
- JSR Track_Enemy_Ex_X
" N5 ~4 n! ^' D -
( w0 s7 g, V/ D' E- T8 O - Track_Enemy_Ex_Continue:% i& E9 o2 t+ f: C) L' L
- DEX
) B4 F2 E5 O: z1 m# c - BPL Track_Enemy_Ex_Begin# p* j) N# s8 } S) @9 _
- Track_Enemy_Ex_End:9 f, x+ `' E& s! i( f4 i
- RTS+ O* D3 ^/ g W, Z. o3 A+ }7 q+ L
-
/ }% d2 {9 K2 _! R$ k' N - Track_Enemy_Ex_X:
$ g) g. w8 ]- ~4 O8 w - ;LDA Bullet_Z_Pos,X# d" ]8 p2 _! Y1 G0 J! W! j( c
- ;CMP #$04! C+ h! F* p/ |/ n) t! i6 p! _
- ;BCC Track_Enemy_Ex_X_End3 v* u4 ]- |+ ]2 Z6 l# t, w p6 x
- SEC2 A0 n4 I4 g9 \# L, V+ ~4 K8 S0 `
- LDA Bullet_X_Pos,X
! _4 {3 X. A0 m: q1 Y - SBC Enemy_X_Pos,Y
+ P1 T8 X1 y A$ W5 D - BCS Track_Enemy_Ex_X_Greater# ?0 Q0 p; C# ^. a
-
7 e2 Y. D4 @8 L% S6 `, s1 a+ ]4 S - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
4 B3 t; T1 F* s3 q - CMP #$FD, p h; q+ R! @+ {; b8 C
- BCS Track_Enemy_Ex_X_Less_End5 E) E% b+ {+ {! M3 v* A4 ~5 p/ A
- LDA $6020,X
7 G8 P1 t R. }, Q# b# f - CMP #$2A
# V( m$ J6 r' o3 T( y1 x - BEQ Track_Enemy_Ex_X_Less_L1
: x" R8 ], K) M1 N' I* e3 K! A% B - LDA Bullet_Z_Pos,X1 {) p8 E2 z# i# n f
- LSR
' ~! D1 K& {$ p - TAY
* E( e7 o4 v: d1 S - LDA Bullet_Speed_Data_Ex_R,Y
7 g( P( L, h9 [+ j2 W \( w - STA Bullet_X_Speed,X: r( b! `& t" D/ R% O
- RTS" }; y5 `* t( w! L: B1 I+ J: Y
- Track_Enemy_Ex_X_Less_L1:
; o( R4 E( q0 v7 s1 } ~
. N0 [7 U1 b0 _: A+ C9 J2 {1 e2 A- LDA Bullet_Z_Pos,X
0 _1 x+ F2 w: ]! m3 v - LSR
Z, _% n7 I. V6 |0 @& \ - LSR9 L- I( n% i6 ?( l& I* `' ^+ } N
- TAY
! N! H3 P6 I4 v. w/ y - LDA Bullet_Speed_Data_Ex,Y
- L! ]5 b" q3 c: H3 f - STA Bullet_X_Speed,X
5 N0 M% o4 d7 v4 L - RTS
# O1 m: d1 n, {' I. W& m8 \# ]4 E -
, U! G. V0 ]: M [+ D# ]+ I - Track_Enemy_Ex_X_Less_End:& ]& w6 r8 v0 i. l T% @
- RTS
I3 G4 i; H7 H, j8 ^# g! ] - 7 d) T$ |" S$ x- H
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X" M8 \* q9 O4 x' N A
- CMP #$03/ h" |! _5 D$ r: |% \) p% v0 F, ^
- BCC Track_Enemy_Ex_X_End; r) R* e$ c9 G- d" H3 T
- LDA $6020,X; a; u! U" E/ E+ o2 r# h" i$ ^
- CMP #$2A" a0 @; z! x' V. ?. S
- BEQ Track_Enemy_Ex_X_Greater_L1$ d I$ Q) c. G, u _- w6 g* y
- LDA Bullet_Z_Pos,X
6 D+ ]. `. p; K. r7 N b3 B - LSR! B/ p5 p3 H y6 x6 l- k, P/ c
- TAY
1 M( w( _9 t: M. V - LDA #$00
$ Q7 z; }7 T8 n% l - SEC+ y |( e: g( l0 g: {6 ]
- SBC Bullet_Speed_Data_Ex_R,Y
' P7 U1 q7 L3 N2 p, j - STA Bullet_X_Speed,X
7 L. X% J* D* g# w - RTS. D# ^5 L& \& F5 c
- % s# @; L8 C1 c: U3 Z
- Track_Enemy_Ex_X_Greater_L1- l) A! q) s; |- O/ _7 F# x2 I
- LDA Bullet_Z_Pos,X( K# P3 S. f" g6 n3 g
- LSR
2 W" [# k: t- @ P% P. O - LSR. w, l) s: u, U+ O) E
- TAY' [ Y; u. r# J
- LDA #$00
+ B" [: N6 U4 M& t7 N - SEC& y! _+ E( g* b8 U' I% T3 h
- SBC Bullet_Speed_Data_Ex,Y6 v9 v- l; ^5 E7 G
- STA Bullet_X_Speed,X
* D; g. U7 h: v- s - RTS
! N1 V8 N1 ?. N - ) I7 R6 _7 E6 W
- Track_Enemy_Ex_X_End:, ^% _( f+ T* W" P/ G6 j
- RTS8 |8 O+ I# `& \1 Z' f. v
- 3 w6 `- a, k# w+ Z# I6 \0 \, A6 H
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)4 k. F, c% Y. C+ e$ }
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上& m$ \; m; `3 n6 e- R) r; G
- Bullet_Tract_Direction:8 Y4 C: \) U) ]+ Y- l# S" m
- LDA Bullet_Icon,X2 B" j& \8 ~/ q' ?1 [. W
- CMP #$23- i; T8 _5 s( Z
- BCC Bullet_Tract_Direction_End! k! J6 _% ?, J0 J! P/ f
-
+ |4 \6 v6 k! t3 R! J! B - ; X != 0. ~+ P6 i; j. E# H. Z5 q
- LDA Bullet_X_Speed,X
j. g8 l3 d$ P1 ]- [' e0 s. { - BEQ Bullet_Direction_V
; ]& u! [6 p) x7 w. o/ @# B -
; M: |/ ^& {: [; x* a - LDA Bullet_Y_Speed,X0 x. t2 G0 \" B/ e8 j
- BEQ Bullet_Direction_H
% ^) |0 J7 R0 H5 P -
" D8 Q$ A0 |; K! r9 j - LDA Bullet_X_Speed,X+ k) K* I3 d* I8 p
- BPL Bullet_Tract_Direction_Right' P$ z5 C5 c/ c. Y
- Bullet_Tract_Direction_Left:
9 z; j& {7 f. I# A5 q - LDA Bullet_Y_Speed,X
3 w) M! c3 J& ]- H1 d0 B6 E - BMI Bullet_Direction_Left_Top
; d/ }/ ] ]% f* K- T - BPL Bullet_Direction_Left_Down* x/ L. i/ j+ Q& g- o) C0 r
- Bullet_Tract_Direction_Right:
8 k$ n, d# } F# { K( w; L* _- n - LDA Bullet_Y_Speed,X- S9 U1 _* `+ I' [5 K. s
- BMI Bullet_Direction_Right_Top
1 ?3 q b6 }) {1 q" H6 m1 \ - BPL Bullet_Direction_Right_Down1 n5 B$ Q" ]7 y( E. n2 v( ^8 L
- Bullet_Tract_Direction_End:; G5 H9 j0 }; d* H1 @) g
- RTS' W. G8 X% e' N4 d
) z" t1 d2 ^$ N0 d4 |- Bullet_Direction_Left_Top:
- c5 @3 w* U6 y2 ?2 b& c* ~+ d$ b - LDA #$25& {& ?. y8 L7 q$ N: K% f
- STA Bullet_Icon,X" v- ^# `( I* ]+ u: w7 V( y4 f9 y. P
- LDA #$C0
1 n: o1 E, |: U) t! b9 q - STA Bullet_Direction,X/ X& `$ H7 v- Y
- RTS8 r, T, G) u$ c
- ! `- q; Z7 ]- a) d1 G5 ^
- Bullet_Direction_Left_Down:
" P& b: w3 S, T6 h - LDA #$25
/ s6 C% D( s0 W Y7 f - STA Bullet_Icon,X, K R5 \* p* S0 C
- LDA #$400 m! @. r4 ^3 o: _' |+ ?
- STA Bullet_Direction,X
7 k* w7 _% Z! D! C! M1 I' K - RTS; v) i6 @9 j3 r" |2 a& i
- * A H/ J+ O' h% `
- Bullet_Direction_Right_Top:: _7 c3 t' n+ c( ]& I
- LDA #$25# g. h: u% ?* c4 p6 F4 E: H5 ~0 l
- STA Bullet_Icon,X
2 E& I# J' E; h7 T - LDA #$808 [# o/ ?' A+ s- O, i! Y
- STA Bullet_Direction,X" w1 f; n; @+ q9 A
- RTS
7 B& F% f6 [& o K - 6 U1 o0 E+ ^- F/ W& f5 Z
- Bullet_Direction_Right_Down:0 d5 W1 @0 `; @; z5 q
- LDA #$258 }0 ]' O/ h& ]& j
- STA Bullet_Icon,X
! R. C% N2 N4 V - LDA #$00
" u9 X: a: D9 ~# I. ] - STA Bullet_Direction,X
5 c/ f8 u$ o) } [4 a - RTS& ]3 a, u* b6 A- H& v6 U
- ! J( u- |8 @! i4 O/ e2 z$ T; V7 d
- Bullet_Direction_H:2 M7 E8 `2 |8 Z; g6 J& ~
- LDA #$24# X* \8 h! h: F0 F3 p7 z
- STA Bullet_Icon,X2 X# X7 d+ |' n" D ]! o
- LDA #$006 h& p1 c0 {! ]! q4 v
- STA Bullet_Direction,X
# p2 t/ N2 R9 j$ o' m8 k E9 q - RTS! z# W! j; ^$ ?8 O! y* d* e
- 3 t& B7 P( m6 G2 W* L
- Bullet_Direction_V:# o: k' U5 O- `/ J2 q* D
- LDA #$23
3 E# P: H* x5 c* ^ - STA Bullet_Icon,X3 x' \/ w+ d* R0 r/ t3 C$ s
- LDA #$007 _! s Z) O4 ]! t' {0 G
- STA Bullet_Direction,X
& d& v8 {# w! b* R& ]8 w - RTS' S2 J$ _6 t! L9 j9 ]
- ; P0 w- }2 S: R! m9 N, ]' V
- Bullet_Speed_Data_Ex:3 ^9 t% d4 M7 Z) b9 J
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04: d f9 w" F# G: s+ j0 s- e
- 9 ^& I1 m: x( a( e
- Bullet_Speed_Data_Ex_R:
3 t! A4 H. `- V8 i. J3 C5 v& z - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
8 |( y9 }1 |+ w8 C- s) Q! x0 {; \5 O -
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