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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
0 d- L% I& l6 T2 W, [9 [* d9 G作者:FlameCyclone
1 E! k3 ` ~" g8 ~% W1 y内容:
5 x+ h( V. }' y8 i* }: [% a 1. 所有子弹追踪敌人" _( n E5 V' _2 ~# t8 M
2. 选择键切换武器
" L5 n3 _& Q0 U1 {0 Y0 n 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. Y' k( M q1 J) M! y4 n
( V* _* j, S" T8 N7 ?
flamecyclone.ys168.com
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+ X' L% U& H/ A5 I- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
% c# C. s4 r0 X1 {7 _# Y3 u - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L! f, V) s& S o3 h" h" P
- 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)% g# K2 A" K( ?* ]' F
D5 I5 ^9 I9 r+ t. ?# D% n- ;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 `7 \6 o% `, z: a
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上2 Q, w4 ?: `; Q) E5 F) J5 T
- 8 r- W: @* b, V' H' r1 Y/ {* c
- Track_Enemy_Index = $6000
0 X7 u3 Z0 G& I# j7 M' I - Enemy_Index_Begin = $6010
) |* ]( Q+ t5 j# B) T$ K! S - Enemy_Index_End = $6011
! \2 c, }% K3 z/ F- K0 I! | - : ?! a" O" P, ^3 s; s3 G1 `7 n* E
- Loop_Index_I = $6012
" n9 ]+ S! C) z& j) j - Loop_Index_J = $6013
4 p- ~0 a7 ?+ F" n& ?7 ^ - nEnemyIndex = $6014/ o7 K+ U7 S( z
- Data_buffer = $6015
9 C' P2 L) @" d8 J - - q4 X7 P. a& G- v0 z9 V: s5 y# n( h
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; R+ Y% B4 t0 n3 w; {+ ~ - Bullet_X_Pos = $03C8 ;子弹水平坐标8 J+ w8 X. D. w* \
- Bullet_Y_Speed = $03F8 ;子弹垂直速度" N: N$ Q& t: }. i% w9 o5 v5 F
- Bullet_X_Speed = $0408 ;子弹水平速度7 N7 F8 w7 y7 ~' Z+ V8 E6 _( R, c
- Bullet_Z_Pos = $0418 ;子弹Z坐标
8 k' X# |2 `0 o+ n: i' z - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
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$ I2 ?: z8 E* R# W- 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* s! N# Q6 l% s4 _3 P0 q- I( G
- Enemy_Blood = $0598 ;敌人血量
) R$ L. R+ |; ^( \0 F, U1 D - Enemy_Type_Addr = $0528 ;敌人类型
, I" S. l0 w0 R/ H. Z - Enemy_Blood_Addr = $0578 ;敌人血量
# j% B5 j% N& f+ v1 b: m - Enemy_Y_Pos = $0324 ;敌人垂直坐标: G: M. a' c* D' g7 U7 _
- Enemy_X_Pos = $033E ;敌人水平坐标1 \* ^# s4 ]* v- ]* n
- Enemy_Y_Speed = $04E8 ;敌人垂直速度+ y$ p, c# i/ \$ F- t
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
2 K+ u) a, [$ o }
F2 B8 a& m+ B- Enemy_Index = $83 ;
?$ F4 L3 H5 ]2 L2 Y, y) y! e - Time_Count = $1A/ N j6 n \( a% E7 G2 E" Y
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
9 L; v; T; S6 {8 O6 N( ]; { - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率3 x7 B. z7 P u% ?+ `
% L# \9 e( W0 o/ i) F+ X/ J5 i- $ d2 x+ v% H; ]6 Q; ?/ ~' O0 y
- .ORG $6100
6 P5 J2 t2 u( C - Process_Begin:
: j3 {- ?' O, A( n5 E - JSR Enemy_Check) m8 w o5 z/ ~
- JSR Track_Enemy_Check
0 ?) w7 p$ i$ \ U# f/ h - Process_End:
5 y2 X6 D" {+ F. i - JMP $E54F
( {& A) t4 e0 \8 G8 d
& v- L+ Q1 Z) Y1 ]3 q- Enemy_Check:- F: e4 d2 ]4 b+ d( }3 V9 @* q3 e
- LDA Time_Count
7 p3 u' z9 }7 D( L0 ~- v - AND #Track_Bullet_Speed5 t( \8 Q5 c+ P; Z c
- CMP #Track_Bullet_Speed
: {# T P8 C; t5 W, l1 P) G0 r# T( X - BNE Enemy_Check_End' d' Q# k! A! ?9 N8 y
- LDX #$0F" e! r9 l* ?, z" S" Z( g3 x
- Enemy_Check_Begin:
, }* \$ z0 ~6 p6 U - LDA Enemy_State,X/ z& C6 V6 E- F2 R& W4 j, E
- BEQ Enemy_Check_Continue; w& E3 ~5 J2 W, u
- STX Enemy_Index
5 P( l) E5 c; M: T# T - JSR Find_Begin_Enemy7 I! T! ~0 j- K k% y' u4 M
- JSR Find_End_Enemy
9 y( _0 l' x! T9 |6 M$ E - JSR Bullet_Track
, Q: ^* ~, r- W -
R4 F; Y7 j& l N' g2 x9 e K - LDX Enemy_Index
* B. B& m W! P/ I - Enemy_Check_Continue:
$ ]0 y& ?: [; p( P, z* }! t5 V) H/ w/ i - DEX8 H7 p- [$ H% \+ k) K
- BPL Enemy_Check_Begin
& r! E# s4 t5 N0 L3 N - Enemy_Check_End:
3 [$ k# A/ [9 x) } - RTS
* T1 i5 q- R# e$ z$ ~" r -
4 g. w2 F) q4 ] - Track_Enemy_Check:: \7 o1 [! c- L, {8 t
- LDA Time_Count
2 f, L0 T- _; p* S; W, T - AND #Track_Enemy_Speed+ d& D3 d+ {* t- a
- CMP #Track_Enemy_Speed
3 w( Y n+ ~" R - BNE Track_Enemy_Check_End: O7 y$ e# q& W
- LDX #$0F
8 T. D- D6 E9 a. Y+ h: o - Track_Enemy_Check_Begin:
) \2 k( v9 l5 z$ D% Q4 C. S - LDA Enemy_State,X
4 U. ?- A$ r4 {7 H% Q - BEQ Track_Enemy_Check_Continue B5 @0 A) a$ ]% `4 j3 ~
- STX Enemy_Index f; c& h4 |) ^& y& g
- ) k+ `5 Y0 A: `2 n
- LDA $40" i' _+ [. \3 r- @
- LSR
$ X( s! X1 b9 G2 B - BCC Track_Enemy_Check_Begin_L1
6 e! c( J! G" |1 _$ A3 }; h1 K - 4 M& T1 e L' M. {; r/ a
- JSR Track_Enemy_Ex ;2, 4! V; _& m" X) m- S, c; Z" a
- LDA #$00: K1 n9 [! a2 J# K3 T, u5 a6 O
- BEQ Track_Enemy_Check_Begin_L29 X# i6 X, s! V$ n6 z
- * s. ]9 d8 |6 W) g
- Track_Enemy_Check_Begin_L1:
$ U* H6 S9 |8 e) x9 R2 r -
( a0 I# s4 M) Z+ K) b% b - JSR Track_Enemy
& l9 q! D$ S2 Y' J) b' Y
1 U1 Y o$ A3 N$ {- Track_Enemy_Check_Begin_L2:
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- LDX Enemy_Index R- D$ `& c* q9 b8 G# ^
- Track_Enemy_Check_Continue:9 z7 p/ f* Z4 s6 B. ?
- DEX0 r$ N, {( q" o$ j
- BPL Track_Enemy_Check_Begin
. ~( V; u; X" f+ z& g2 `) Q) d - Track_Enemy_Check_End:! s" K; w6 Q7 e) b9 V, g6 i6 Q! @* n
- RTS) y- h: f1 [+ ~& d% i: k, s3 X
- ) h; M! p+ g: s7 k: @
1 ^1 o, h* w Y0 X* U- ;查找第一个敌人/ v% n4 \& ~& u
- Find_Begin_Enemy:/ t+ ^; g7 I* L6 @0 D1 z7 l' v8 m+ s
- LDX #$00# H7 {1 C S, @3 F1 ^6 f
- Find_Begin_Enemy_Check:$ m6 U+ a% `- k ?2 b! V7 x- U
- LDA Enemy_State,X
9 S3 g# d2 {3 w+ i+ K% C2 P - BEQ Find_Begin_Enemy_Check_Continue
4 a* P; T% t# p2 m0 e6 F - LDA Enemy_Blood,X! r4 `& F H4 H; C
- BMI Find_Begin_Enemy_Check_Continue) |2 S2 u% q$ R; g, l
- BNE Find_Begin_Enemy_End
) @, X6 z+ ~" A- p' l3 J, N* J -
# E! q! y! h }. s - Find_Begin_Enemy_Check_Continue:* m. t& C: T) S2 J" }
- INX2 }0 d# [9 Y2 N* o. q& ~
- CPX #$10 J$ H+ p( B2 [/ W0 O- C+ ?3 k
- BCC Find_Begin_Enemy_Check2 `; Z# S5 F; P7 F
- Find_Begin_Enemy_End:
% a0 n T- v& C" X% h - STX Enemy_Index_Begin
% f. Q R* |# s& d' @ - RTS, U. Z" K+ G; O/ z4 W7 F* E
- 6 U; B1 e: G; Z
- ;查找最后一个敌人: g& d0 p% {: J7 I3 c
- Find_End_Enemy:
* _; U( w& o8 Y- U' j1 _ - LDX #$0F
! x9 m% ]; \ y, Y - Find_End_Enemy_Check:
: u, E F) X: H0 @$ C - LDA Enemy_State,X- t+ L* \4 M7 |1 L
- BEQ Find_End_Enemy_Check_Continue
: N9 l+ }" R8 Y0 d: t9 }. c' |4 h/ x - LDA Enemy_Blood,X$ h4 M' g) G: M P
- BMI Find_End_Enemy_Check_Continue
, s, l( ?) f" k+ ]/ V, [7 {* S7 Q$ Z - BNE Find_End_Enemy_End& i* k- W: t- Z, H0 ^7 c- l
-
! P. M* T2 e" t& ^% N1 P, v - Find_End_Enemy_Check_Continue:2 J; n* e$ h( f# \, }
- DEX* F; N, P: h# s( u$ M/ M$ ?
- BPL Find_End_Enemy_Check! ^% I+ m" L$ `6 ]
- Find_End_Enemy_End:
" L/ D% w+ K/ P+ J, r - STX Enemy_Index_End: @$ ?. }- k- T' ^* @( Q+ Y
- RTS7 ^; D: m; z9 [3 m5 _
- + m% o* u8 x- [$ a- B
- ;子弹追踪
/ E% p! s! `: V9 T3 ^ - Bullet_Track:' ~+ j) z: l) R; D& T
- LDA Enemy_Index_Begin& M! y2 ?5 L" a! B, G1 T1 O1 Q
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;$ y6 T' Y" J, P8 Y8 l
- LDX #$00
9 v& Z+ u1 i% t+ k2 Q - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
, [4 d) n! _. O$ @( J- N% n9 b1 \ - LDA Bullet_State,X
' `2 r- @: o `4 j: e8 h - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
+ `. ]+ i' g4 x m7 V4 }1 s - STX Loop_Index_I: t0 d/ o/ { h, ?7 T
-
( c! p: l- _# i - JSR Bullet_Track_Enemy$ r3 q! X R6 u2 u
- JSR Bullet_Tract_Direction# T2 D# X4 f: `6 E
-
% {4 v2 o" G1 B/ |- G4 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5 s" P0 w4 B5 [# w: n) D# S& @
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin; l) X3 R$ V! F4 p& Y1 d S
- LDA nEnemyIndex
: N; U" B, N8 v# r2 J - CMP Enemy_Index_End
% V7 h! U2 }, w# W5 @! \ - BEQ Bullet_Track_Check_Continue3 I2 c. P+ l" S
- BCC Bullet_Track_Check_Continue- |. f% p$ b8 w" u, E0 d. w8 k' v
- LDA Enemy_Index_Begin
/ F u7 o( ?1 x( h7 K9 v - STA nEnemyIndex
3 F& o! r! o9 t) y - / X6 y% D4 A o
- Bullet_Track_Check_Continue:0 G/ [! j" t: b
- LDX Loop_Index_I3 [! o( S- V9 \9 M5 f
- Bullet_Track_Check_End:* ?- F0 m* A. D! [8 w, b: o# U
- INX" j3 r L, s3 I9 ]( g
- CPX #$10
. {7 _& d& a5 o3 q% ^- t - BCC Bullet_Track_Check1 E0 x5 d* u+ M6 G
- Bullet_Track_End:
+ l8 i" H9 |" t8 F r5 `( L - RTS
! V5 Y. \! M" V8 |) P - # o: ?1 d0 y5 J* w
- ;给敌人分配子弹+ M7 z+ ^7 V+ ^
- Bullet_Track_Enemy:( b& |0 p; `% T$ j* E$ P9 r
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)+ i% y, m; n9 C! t/ g+ q6 B
- Bullet_Track_Enemy_Check:
8 q8 w5 L( ^4 l - STX Loop_Index_J2 t/ x% d' l3 M* [
- 7 ]! C7 r C5 d* C7 h( O. x
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
+ N |: S, y$ l- S" D. `" _ - LDA Enemy_State,X8 l4 }; C/ x+ E5 f( z
- BEQ Bullet_Track_Enemy_Check_Continue1 i: }# L( Z& C" s7 \
- LDA Enemy_Blood,X4 d& \. i J$ y7 F6 m% B
- BMI Bullet_Track_Enemy_Check_Continue
1 a0 d2 |! u5 ^, ]5 K - ; D; c. e% w; J0 {
- LDX Loop_Index_I) [- m" u. C6 a2 m: z
- LDA Track_Enemy_Index,X! _6 E+ S Q0 x& e( C" X
- CMP #$FF
6 O; k! [! E# {) r - BEQ Bullet_Track_Enemy_Init
9 s: j9 m2 s- _9 W9 | n -
7 |* y" P7 {0 D - Bullet_Track_Enemy_Init:
: u' P3 Y9 @% ~: X$ ^! i0 n) G - LDA Loop_Index_J
0 H9 H5 ]# a" e1 D* G - STA Track_Enemy_Index,X ;nTrack[i] = j;
5 y, f/ p9 Z- ^% X7 z -
. w. [# E( {4 | - STA nEnemyIndex* a% x% f" D$ w; p1 G6 b
- INC nEnemyIndex ;nEnemyIndex = j + 1;6 Z1 V4 Y4 o; y% R' n4 x8 M# _
- RTS ;break;
& h8 N0 m. z W" P0 S
/ f( r2 a0 j' G' y. b, F% n- Bullet_Track_Enemy_Check_Continue:7 z9 ?( I" `# \, n' v5 r @6 |1 H: Q
- LDX Loop_Index_J
9 `4 f9 H3 ?$ U8 J8 |+ i6 k - INX ;j++
: U$ g4 x( T2 e( E - CPX Enemy_Index_End5 S% v9 ]1 u$ C; p( R! b& S) H
- BEQ Bullet_Track_Enemy_Check# d& [( p1 W5 ?& L+ o2 N( J
- BCC Bullet_Track_Enemy_Check
5 E( S" W0 O6 A) Q) O - Bullet_Track_Enemy_End:
' p* \$ }# g) `, O; c - RTS% O( d6 P& r) a3 b8 s' _
/ U' P4 l* I* M6 |' d) f- Track_Enemy:
. H* V" ]% ?4 R) C& L# `) ? - LDX #$0F
0 F1 {3 E9 F1 v, J - Track_Enemy_Begin:
. I" L- N* E* A4 Z! c - LDA Bullet_Icon,X) A" k' O$ W: s/ W/ o8 s: C
- BEQ Track_Enemy_Continue& Y! J5 P0 x7 y- \1 d g, U
- LDA Bullet_State,X
% D1 ]8 P# d: {( k9 \ - CMP #$01
z# h3 M$ T% W9 ?; V - BNE Track_Enemy_Continue: r( _ o: o$ X
- 2 @) b, U3 S# g3 C2 Z6 A% H
- JSR Track_Enemy_Process
( V4 Y4 ^* ` `( q- Q - 1 {9 p8 d/ }, h9 ~! u
- Track_Enemy_Continue:% @+ L3 m- f) a5 ~( `% N
- DEX' E8 A+ M! Y5 I6 e- k8 B3 F; L
- BPL Track_Enemy_Begin" |9 I4 ]* B. d5 H
- RTS
3 z, H) X0 {7 O: j: o
; o3 ^- O) D. L R; B8 \- ;普通关卡
O5 }6 S0 W; K1 l) |* q- l3 V - Track_Enemy_Process:
+ m4 t7 R% w# |, ~* i$ d8 l - LDA Track_Enemy_Index,X: l! C( y7 D% k9 f
- CMP Enemy_Index* i+ V' K. R( n; e
- BNE Track_Enemy_End
1 ^% L4 o' T+ q. m" W - LDY Enemy_Index
+ }2 @! v$ V ~4 N+ b; x - JSR Track_Enemy_Y
: J {: i# I9 x - LDY Enemy_Index5 r3 d+ ~9 A- x
- JSR Track_Enemy_X; [1 P3 a7 ?3 p0 p( z
- Track_Enemy_End:
4 m4 a- ?; s0 E7 G: G$ p% i - RTS& n/ W2 `& O: v$ Z) O
- 7 N3 |; J, O, g) w" |; x- N
- Track_Enemy_Y:
+ |+ U3 m* P* Y" }' |& s$ l - SEC/ G* }. Q' i" f! N
- LDA Bullet_Y_Pos,X: w0 D. _' o9 y/ B
- SBC Enemy_Y_Pos,Y6 `& C B$ w7 O+ T) a! w( D6 E/ U
- BEQ Track_Enemy_Y_Equal
! a9 B; `6 F6 G/ p q! H; h5 F0 F - BCS Track_Enemy_Y_Greater2 ^5 Q/ I' z- ^; y8 ^1 I) u7 r0 B
- % Z6 J- \1 q0 r
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y: m; [% u1 K7 P$ i" M$ I5 o
- CMP #$FC
! z1 b0 y5 @1 O: G% }) @ - BCC L1_1 d, M- B u2 R; I! v
- CMP #$FE$ z" J7 J4 F. G/ Q& A+ M& q0 }9 y
- BCC L1_23 r+ R+ s$ g3 N7 G4 N
- LDA #$00( `2 k, ?" R Z; R: d$ V8 B
- STA Bullet_Y_Speed,X! A) _) R0 E! ]$ d* Y- }
- RTS' [' i5 V0 j4 V6 A7 @; G% {, h
- L1_1:
4 Q" P' Q' h, N8 O9 O9 A - LDA Bullet_Type,X
# V5 |+ a3 O; z - AND #$0F: ? p% m$ E' k) k' ?
- TAY7 w/ y3 Z! s( @' U2 `0 t& e
- LDA Bullet_Speed_Data,Y
+ X& k/ i8 o/ B* z) k - STA Bullet_Y_Speed,X) o9 B( _$ e; q% \$ N
- RTS
# P; B1 S, y8 B5 G( J$ z) @1 a
* _7 E: v$ }4 q- Z3 h! G' |6 {3 X- L1_2: " a8 X% K' B! a: n
- STA Data_buffer% Q; l. i8 J8 o4 Q/ ~! u$ ^
- LDA #$00
, `; d" {) B. v) i - STA Data_buffer( `/ d7 l9 n2 u- p/ i
- LSR
* Z' H+ s' _+ X/ J) } - STA Bullet_Y_Speed,X
6 ~$ _' k' \ d7 W - RTS
* t& d0 A! |4 ~( P% Y - ( e9 i# b5 E- O8 q
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
$ ^% Y+ n) E4 ] - CMP #$044 B. ], C4 V3 S9 D" i2 @
- BCS L2_1* f0 F( n. d* n& W
- CMP #$048 w' P' R! W/ j( }
- BCS L2_2
- M) t. u- M2 K6 Z6 `5 G6 D - LDA #$00
- d# h) F7 A6 H9 P7 C9 F3 x - STA Bullet_Y_Speed,X* d7 `* R2 _* j, I7 e: q! F
- RTS
9 w4 e. |4 f3 S' x8 \, p -
- v, ~/ g [ Z# T( l - L2_1:
6 ^ z# u+ }6 W4 ^% B9 }1 Y& Y - LDA Bullet_Type,X
! Z) h! Y7 R+ h% @ - AND #$0F
9 s' P" B1 V8 F$ u ]7 O - TAY; x, F4 Y* o! k! F
- LDA #$00
5 c) S$ w9 @# l - SBC Bullet_Speed_Data,Y! K: g2 F0 y# ^* u6 I2 G; S
- STA Bullet_Y_Speed,X8 c, [: ^* A0 q: e/ n" |$ L
- RTS
, M/ {% O" ^: p$ `! z* t+ w. B -
; B7 W3 S8 N* o9 ?) Q) I' M - L2_2:/ d( e- d7 `/ A. T& F
- LSR( S" b4 ?' ? q6 Q- Z( l
- STA Data_buffer
' S; o" l& D; M) O# ` - LDA #$00
% V, b' k W0 s% a/ }1 S! { - SBC Data_buffer
( y- t3 Y2 `: ]- |/ C9 S5 T) n - STA Bullet_Y_Speed,X
3 ^5 ]) N4 G: V, g a - RTS
2 H, o( t3 P2 b3 L6 p2 V, x4 I - 6 C9 y/ ~* B2 _% X6 U2 n
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y- i$ |! w/ @* v' p z2 f; E) d/ h
- LDA #$008 P2 F# x( G+ B' G% l, S
- STA Bullet_Y_Speed,X. E8 j' L% f% A! W
- RTS
8 ]# I! P2 w$ L& y+ l! @3 Q -
9 r2 y* [ G& w; u+ z; U - Track_Enemy_X:% t/ F$ r+ C, {! a, E! M2 V
- SEC$ Z9 @9 x4 K# Z& }' Q$ A+ I- q
- LDA Bullet_X_Pos,X
- ?! v" g' Y8 l! G+ s- t - SBC Enemy_X_Pos,Y
- K' [0 t* h6 @# t! Q* y - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
7 Z. i1 k# o* v# \+ R - BCS Track_Enemy_X_Greater ;子弹在敌人下方; W( J5 U& f0 T+ @% v( L# z# |
- , {- H/ C' h+ E9 E% b% C4 g
- Track_Enemy_X_Less: ;子弹X < 敌人X3 b, d0 r, i! B* m' o" w
- CMP #$FC1 w* |, _+ Z6 ?6 G% \* [
- BCC L3_1
6 t5 J! {' R$ K. i7 K6 ~ - CMP #$FE
/ v/ u, o0 ~+ K* O* K; Z - BCC L3_2: l, K9 A- c% @" t
- LDA #$00
# [; ]* H2 ^# `" j - STA Bullet_X_Speed,X
: {9 L" y7 b+ f8 t - RTS2 g0 H$ s" |8 x& x- w& x/ K1 d. h
- L3_1: : g) J( ]6 M& H ?
- LDA Bullet_Type,X
% }1 p. U# }3 Z2 s: j - AND #$0F S! A6 n4 V; ^3 J4 t: B; T
- TAY
* ]2 Z0 W/ f& o - LDA Bullet_Speed_Data,Y
; l$ W" ]/ a' C: {; X$ V6 l3 _" o% b - STA Bullet_X_Speed,X9 P' c% P- t( A& V! W
- RTS
8 C# X3 A/ i6 J7 C+ E: v - L3_2: 0 ]4 f7 J% z9 o! D
- STA Data_buffer
; _. @4 m! c& `* M - LDA #$00
" ]$ ~; c- C/ z$ G - STA Data_buffer
9 [0 Q- u1 l3 t) U" M - LSR3 N0 v z- \% h" Q
- STA Bullet_X_Speed,X$ X8 R. t4 t* O2 Y2 |- b
- RTS: O( ]: c( D2 J' d6 @7 E [( Z
-
0 b3 `" @1 \& O" \( f0 u - Track_Enemy_X_Greater: ;子弹X > 敌人X
% M) @/ Q0 [/ H0 u, n# \2 [: r/ d - CMP #$049 `/ ~; w: Q4 \1 z- m! @
- BCS L4_1
* I7 B0 E7 U) _/ C! ^3 L5 i - CMP #$02: _* h7 l0 c+ R! ]' C" Y7 H
- BCS L4_2* J8 o* ^# U# m' V5 m% U5 P
- LDA #$00
+ V# ~ b7 n5 r$ M$ H - STA Bullet_X_Speed,X5 X/ W4 L2 _& j9 e8 \" q+ t# e n
- RTS
( _# T5 |6 t& x+ C0 A* M. z -
; E2 f7 P1 n0 P - L4_1:
" v' f% u" p: w$ o! \5 B4 ? - LDA Bullet_Type,X- I- v* _: \' n# B
- AND #$0F
4 F2 _5 }: ~8 p7 k - TAY! }1 |8 C/ C9 ~' U* ?5 W
- LDA #$00' |: }. t- I! S5 C
- SBC Bullet_Speed_Data,Y
: j8 R2 j& d. I* c) u - STA Bullet_X_Speed,X
+ Z4 z* H8 T+ `" ?& [# e - RTS; y, I- C7 e; N/ c* L" a
- L4_2: 0 M7 M/ {* J. G2 e) O# D
- LSR6 J7 N0 y, d; P$ h* V! F# h
- STA Data_buffer4 J; H$ x% l* c. v, b3 |$ u' G
- LDA #$00
* z0 _+ ~4 d H+ `( }+ m - SBC Data_buffer+ ]" s8 A( U5 k$ d) ]
- STA Bullet_X_Speed,X
% h9 m, t3 |% L- W, L - RTS4 j$ k+ R1 T8 U" ]. u
- , J5 K5 u( K# G8 @" E& L, v
- Track_Enemy_X_Equal: ;子弹X == 敌人X
# }8 L. K! k* X1 R) M - LDA #$003 ? ~3 @: W/ n! u
- STA Bullet_X_Speed,X
. M7 M4 k1 S, T6 _$ V7 b - RTS
2 q Y5 [) @2 @& Y& B" A - , G- |9 |" u, s" `. G5 y v
- Bullet_Speed_Data:. o7 G+ f) u$ k8 A. S, y
- .DB $00,$03,$03,$02,$03,$03
! u4 p; l" l) w. l -
* S7 m* W7 {* Y4 }+ `. F) k - ;2, 4关
4 _# u. |$ Q4 l# E# D - Track_Enemy_Ex:# \, L& P p1 @8 W! u# k
- LDX #$0F7 t: I. G0 h, C' o
- Track_Enemy_Ex_Begin:
, d" k8 R# W" d3 R, q - " i; w/ E4 v0 `
- LDA Bullet_State,X
5 X) B$ O: i2 Y& k1 |+ T2 H* W - CMP #$01
: f: S2 O. G1 o, C% o0 T" L$ E9 @ - BNE Track_Enemy_Ex_Continue
9 t1 Y# M3 e/ W" L -
! N0 j E/ F- ~. {" A O* A" } - LDA Track_Enemy_Index,X9 J% F/ M1 c: j, Y2 L
- CMP Enemy_Index! T8 `2 I9 k- k9 a
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
( N$ m7 [' H5 u+ @" Z1 l+ W - ) L0 ?& I! ] V s
- LDY Enemy_Index. ~0 H4 e1 D( H) |) E8 O
- JSR Track_Enemy_Ex_X5 x; ^% F! h5 g% ^! I
-
) J$ Q9 D% Y# |9 S( B2 v* e - Track_Enemy_Ex_Continue:6 W4 w4 _0 i7 [) }( G
- DEX
3 U; u( E9 d& u1 p4 C - BPL Track_Enemy_Ex_Begin1 V$ A, v1 U V" L, p1 W8 M, f% k
- Track_Enemy_Ex_End:
0 a$ a% p; A$ y6 N+ ]. h+ M3 z. q - RTS8 s, a5 Y- d7 L+ U( O/ ]
- 1 A) C3 L5 y x* X o" P8 L
- Track_Enemy_Ex_X:6 U6 p2 ~. \0 X( D) K9 \
- ;LDA Bullet_Z_Pos,X- w( `$ W l# J. F5 T5 D
- ;CMP #$04
3 i+ u! J! Z9 b0 }& i6 t - ;BCC Track_Enemy_Ex_X_End
, K2 G. u7 r+ b' K% R - SEC& Q4 @' @$ W4 L5 Q: y( T8 [2 e* d
- LDA Bullet_X_Pos,X
/ p) J' e! {. ^' w+ y- P - SBC Enemy_X_Pos,Y: q8 J4 g) G# l; N$ N
- BCS Track_Enemy_Ex_X_Greater
/ V( H- y: ~. H1 v% J4 g. h - * u$ o) U% z) E
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
8 q( j( _9 W8 {: V - CMP #$FD
3 M4 s- e F) h! b6 l; v - BCS Track_Enemy_Ex_X_Less_End$ l6 ]5 [& J9 F* S3 @) t; I! A
- LDA $6020,X. H c& }$ X1 V* S2 _
- CMP #$2A
8 r2 P% ~: ~+ e b; i - BEQ Track_Enemy_Ex_X_Less_L10 y; e/ w! F+ [4 T' _* Z; l
- LDA Bullet_Z_Pos,X1 _9 G8 k/ r/ ~+ L& U3 _
- LSR8 M) f: ?8 Q3 ^" v0 B: U/ h
- TAY/ R$ N" Z @- E0 K* q8 ?0 X! Q
- LDA Bullet_Speed_Data_Ex_R,Y
. ^3 ]) `7 _# X+ p - STA Bullet_X_Speed,X1 q+ k9 L9 S1 j% ^' O
- RTS
- T, T% x: o" p" o* Z& S - Track_Enemy_Ex_X_Less_L1:
+ }. i e9 b* }; |* h I - / J% ~5 h# Y" _( L1 A
- LDA Bullet_Z_Pos,X
# r6 G5 c3 l- _% C: b7 c - LSR
: r: U1 n3 \' Q' \; \ - LSR
9 R$ e3 [. g5 z% E: ?( d) O D - TAY
" m3 i3 d1 I+ D - LDA Bullet_Speed_Data_Ex,Y* { u1 r# @& G+ G+ u
- STA Bullet_X_Speed,X
: q- O& Z. t6 ] ]" r$ A7 n" i8 [ - RTS
2 s$ j6 @! s! c& X" P; g) d - $ W3 M& Z+ W0 H# Q5 I6 ]. m9 Z6 F
- Track_Enemy_Ex_X_Less_End:
( N5 w% Z: w( m8 e& X - RTS
9 H$ P0 ~7 h2 M: Z$ t* `# Q - 1 e$ e8 D) _, s7 \
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
3 `* Y- T) q) Z5 a: R - CMP #$035 J1 a/ A, a4 D* I6 C( w- @ o$ W6 W
- BCC Track_Enemy_Ex_X_End
& \1 _# S6 R- } - LDA $6020,X
7 G1 I: j9 d+ s! U1 l8 C6 ] - CMP #$2A+ a+ Y9 q" c9 z9 O: a+ Y& A# }
- BEQ Track_Enemy_Ex_X_Greater_L1+ N4 ~$ \$ _5 J H: \
- LDA Bullet_Z_Pos,X P' j0 j$ h+ z" k, U; D, g
- LSR9 h' w" H: W+ r' j
- TAY
, k/ G$ O7 g9 _. m) | - LDA #$00/ O* B; X8 ~1 V" G6 l* @; Z( w
- SEC% t# w1 h8 B( \8 [' l: N
- SBC Bullet_Speed_Data_Ex_R,Y
/ @1 a: r9 o0 N% y - STA Bullet_X_Speed,X9 B8 U5 k# N0 \5 B
- RTS# K1 w! l! }7 K2 F1 e! J0 {) k
-
7 E7 ]' ]+ s* |" ]) y. Z - Track_Enemy_Ex_X_Greater_L1
3 \0 v2 @" X, s6 q8 k$ B - LDA Bullet_Z_Pos,X$ U1 @, ~& A: r- |9 |# x: ^
- LSR8 p8 E( j( @& [" k
- LSR6 j2 y' D8 B* l' A
- TAY
) x0 |1 ]7 h5 f: l3 S& L - LDA #$00* F3 U2 C; v2 t2 K* z# \ R$ \
- SEC, K1 d* L2 _- a9 S s% p
- SBC Bullet_Speed_Data_Ex,Y% R2 W' H' u# R9 |
- STA Bullet_X_Speed,X
2 @/ m9 q' D7 l# P, b; ?2 Y - RTS) @5 J/ J/ t/ V. v; u% W
-
4 G! z* Y7 ~* b" b) x4 ~9 Z - Track_Enemy_Ex_X_End:! }8 v" g9 X6 r8 x9 x) }3 t2 p; x
- RTS
) v7 J4 m! G0 X# J8 f/ }+ s -
% \8 q: v( p* l - ;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)* f& D9 @6 A! l2 d+ p# _
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上 |. A. A# `; ^2 S7 [' z
- Bullet_Tract_Direction:
% L) h8 I1 Z4 j) p1 |& M9 i& d# C - LDA Bullet_Icon,X
' l! \: w; F& z3 T( S - CMP #$23, s+ J( z$ l# k% C* V3 e% @
- BCC Bullet_Tract_Direction_End
0 S7 O" J: _/ R% J2 O6 m5 E3 N -
; W1 b' q4 @0 g1 T1 m - ; X != 0) E/ N4 h$ \2 R) x
- LDA Bullet_X_Speed,X9 u; a3 ?: A S+ Q- j$ j
- BEQ Bullet_Direction_V% s( q9 ]9 o" }
-
% Y+ M4 U% u! `; l+ ` - LDA Bullet_Y_Speed,X" U4 C8 l. u( z; `/ x6 Q2 G
- BEQ Bullet_Direction_H
5 e/ ^* M5 a& q# c- \# a% l - : a, r `& I. p) }
- LDA Bullet_X_Speed,X
5 x0 O# G# [' O. g/ d: g - BPL Bullet_Tract_Direction_Right2 {7 C* g- O/ R3 O
- Bullet_Tract_Direction_Left:
, V6 J z8 X( J# R5 n& H - LDA Bullet_Y_Speed,X( h( c' d' ?5 S& W
- BMI Bullet_Direction_Left_Top+ m/ {( ^5 G! G( y0 D: \, x# t
- BPL Bullet_Direction_Left_Down O2 [1 y2 l) ]
- Bullet_Tract_Direction_Right: Z- B( y$ E/ k/ \, E5 m
- LDA Bullet_Y_Speed,X8 N# e; Y$ f9 x; e! d8 g
- BMI Bullet_Direction_Right_Top: W& R/ |2 E$ J; T2 g; M; W
- BPL Bullet_Direction_Right_Down
& S6 a6 [1 r! p - Bullet_Tract_Direction_End:
4 ^" j" {7 P6 }$ l \" C - RTS n* q l* l. X1 D$ |+ \# m- w
- # w! x0 e1 J7 @# a; k
- Bullet_Direction_Left_Top:
6 A1 s* S" {0 c3 V/ X1 W# O& m# Q - LDA #$25
4 C: L, M* I+ J: k a - STA Bullet_Icon,X/ n4 M$ D8 G4 j3 Z) L% u; Y
- LDA #$C0
4 @) i9 ^+ e1 H - STA Bullet_Direction,X) r- C2 b) ]% D& L6 h7 Q: E& s
- RTS7 u/ z; A# B/ q4 b" J- V9 v) q9 j2 k
' U$ a* X5 B" [- X7 {4 X m- Bullet_Direction_Left_Down:
% o8 {4 l% F5 Z - LDA #$25
, f2 o9 X6 a9 X! U' B, T5 a4 A3 W - STA Bullet_Icon,X
8 B' Y/ h9 B5 S4 U) Z( ^! x - LDA #$407 ?* p( e$ C2 T0 F5 |8 | j
- STA Bullet_Direction,X/ ^6 r' F( [: E2 Q3 J, v2 {- Z
- RTS
: _7 l ]' a3 q6 q8 u4 K$ i2 x
8 C! a% R6 Q ?- P$ i# F' V/ \- `- Bullet_Direction_Right_Top:. u% K( { f( N& ?0 O
- LDA #$25
1 M3 i0 [/ f, w3 F+ ` - STA Bullet_Icon,X
; P" \ K8 S7 ]" R: ^3 { - LDA #$80; g# }% O4 \" Y4 y7 H
- STA Bullet_Direction,X4 l0 B- _( X% G6 w# d# y
- RTS3 _0 `" b- y" t6 i" D2 }
- , Q8 W' l0 E- g7 v) l0 u
- Bullet_Direction_Right_Down:" C5 P. t4 H; T* _8 {5 C
- LDA #$25
( O" w) {9 X, l# x - STA Bullet_Icon,X
+ u- T6 X" W+ Y% ~# `4 E* R: k# Q6 A - LDA #$00( h2 a% }! t7 U2 V+ L3 ~
- STA Bullet_Direction,X0 V8 Q D4 _' L# l8 c7 z. `8 V I
- RTS
: N& m' k. u, H" H7 C2 M4 Y - 1 S R) s( P# w9 D! i
- Bullet_Direction_H:
& t& o6 E5 A# h7 n; m( r - LDA #$24
4 z# N5 I3 a' q. ]* {5 u - STA Bullet_Icon,X0 t/ c9 y& {+ O3 K
- LDA #$00
( _# F7 d/ r3 ` - STA Bullet_Direction,X5 W5 ~8 q' f' W1 {
- RTS
, V( C* y+ s! g
- M* d- ?: g3 y3 m0 H) q- Bullet_Direction_V:
( m8 d+ f/ D k# E5 ~6 ^2 e9 A - LDA #$23 ?+ @4 O8 C) J U) t
- STA Bullet_Icon,X
+ t3 C% G; M4 g% s( X$ d. U1 ^! h$ P - LDA #$00* \4 [, y& r! U R, h$ S7 L: @# Y' O
- STA Bullet_Direction,X
* Z/ x: ` d8 R - RTS
+ X1 Q' F( @5 X! T - 3 c; }6 S0 r6 L) X. q: I3 t& j
- Bullet_Speed_Data_Ex:
6 p/ C; E5 r* p - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
z& F8 w) M; e5 A- O4 y4 n -
$ ], W# T" l# A. o, C- m4 e7 X - Bullet_Speed_Data_Ex_R:! i- U7 [* Q @& c8 Z3 R% w
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
* D" l; |, f0 ]' |* \ -
复制代码
7 @* T! }: f S, T4 I7 t! C2 u$ H2 ?1 E! S/ G# E, Q. b1 d) X
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