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[FC][魂斗罗][J][追踪弹] \% t5 W* x I$ d" v) e% L
: p3 X4 R. m9 e& R# c2 H! w+ M时间:2023.04.30
& `; c* M/ j0 a7 Q A5 e4 `. v: h作者:FlameCyclone
! o0 U! q5 j' A内容:
* n' I2 h9 z& B& r; t4 B 1. 所有子弹追踪敌人
3 p4 s$ Q5 E8 Y7 [# q( ?4 z4 R, P0 y+ g 2. 选择键切换武器
- t: A, e, }" f/ k" T 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
7 j) h. h% I3 C3 ] i
: A- c+ i/ Y7 m4 [3 t+ J s- {flamecyclone.ys168.com
; ~( U' r2 P' g% x 3 w% w# q8 J7 H- L3 Y: U
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁4 G- m( z) C& K( L9 C
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
$ Y# R/ Z6 G0 A0 y; @ - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
2 v$ D, w- E* L$ Z% n - ( C4 M% b1 e! w& G% n3 b
- ;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)% K5 @. p5 R; ]" |* K
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
: w# v' C0 H7 Y# c3 S
9 X, _* ~$ w# p# W0 X, A- Track_Enemy_Index = $6000
: q$ A! k- u* H! l7 j - Enemy_Index_Begin = $6010* k! B z, c5 z# |, |7 W" v! w
- Enemy_Index_End = $6011
3 X8 a, X" b- z U - 7 U8 _ c. X1 C
- Loop_Index_I = $6012$ ~2 P; L2 ~: Q5 \# }7 H( D: k
- Loop_Index_J = $6013: R9 N4 e2 I1 J' }: a
- nEnemyIndex = $6014, l: I. W9 l- u! q1 n7 o
- Data_buffer = $6015) N. g6 D& f' c8 N1 o ^ }$ C9 w
- ' o, \. Y7 a% J: c: c4 p
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标& c9 v3 I Z) Y: a
- Bullet_X_Pos = $03C8 ;子弹水平坐标
* N0 Y# D/ C% K" K, I - Bullet_Y_Speed = $03F8 ;子弹垂直速度; L. s' s* O2 {, D. s% [; K, I
- Bullet_X_Speed = $0408 ;子弹水平速度* j' O+ g( H- h6 ?) J- ?) h1 G
- Bullet_Z_Pos = $0418 ;子弹Z坐标5 K' i5 z6 J% Y9 A' ~0 r
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P; P) v; K$ v* t. w
# L2 g1 m9 Y( `4 Y5 E- 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' x/ }4 D5 j" u5 ?1 V
- Enemy_Blood = $0598 ;敌人血量
1 h' y0 U) Q. _; e+ ~ - Enemy_Type_Addr = $0528 ;敌人类型
! K2 j& u9 d+ V1 B& f1 u - Enemy_Blood_Addr = $0578 ;敌人血量2 y. ^7 o8 X5 \
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
; H, F) H5 y/ ~; B2 ]- `* D - Enemy_X_Pos = $033E ;敌人水平坐标. l8 u' R' e8 d l8 R
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
" J9 s" c/ x! 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
( a7 u1 r2 Y4 ?: e( s% j6 _! L' s: f - % Q& S2 n( h3 Q6 b
- Enemy_Index = $83 ;
9 m+ p% o4 ~. K4 v - Time_Count = $1A0 R; _6 i6 h, W
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率1 h+ p2 W* ^1 s: Y6 X
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
+ S! X+ F4 Z7 Y9 ~2 g+ E' y: H4 V - & a8 M W- G: D8 b, H: z
- 1 ~9 E5 G. @& l
- .ORG $6100
8 d7 x8 @3 h( ~( k' @$ }! b- z4 d - Process_Begin:% P+ K' A- v+ k* I! x4 c
- JSR Enemy_Check% Y0 z! p9 x# z& O
- JSR Track_Enemy_Check0 @, g4 x/ G9 k; G
- Process_End:; [5 u2 r0 y- n+ m
- JMP $E54F4 B9 v! R; |% a; k- }
- * c3 x/ ?$ `9 A$ Q
- Enemy_Check:
4 V2 \& Q Z7 L8 c - LDA Time_Count8 S' Q- `9 ^5 M; r, w" W
- AND #Track_Bullet_Speed
7 `) O# I3 D ~. C - CMP #Track_Bullet_Speed
5 A6 [( I; G' [0 ^2 ^ - BNE Enemy_Check_End
# z( A" l1 }. [% ]0 N - LDX #$0F9 i7 C6 L) R2 l0 ]. @2 b
- Enemy_Check_Begin:5 P3 N; k2 `& `" B+ ^' X
- LDA Enemy_State,X" R9 b* u3 c: z
- BEQ Enemy_Check_Continue1 C* z) N* \4 G7 b0 U* P
- STX Enemy_Index
( {2 L, k1 s6 D+ o, ~ - JSR Find_Begin_Enemy
$ N; D6 j/ M$ ?% m7 G7 k: A - JSR Find_End_Enemy) r0 I' n9 }; t. D" b
- JSR Bullet_Track
0 d2 o, a0 `1 O$ l - ( o( a% N; P2 U2 f0 J7 `# K3 R5 L, q
- LDX Enemy_Index
: }: e* R. i# u6 T* j, x5 t - Enemy_Check_Continue:
7 P- l6 |9 q3 _7 {9 ]+ t - DEX
( [. X8 X4 C8 } E; A% i - BPL Enemy_Check_Begin
; n" ~$ V) f0 |! V. g+ R ~! E: n - Enemy_Check_End:8 s& K6 o# W% D
- RTS F7 ]- O) i2 `
- & F7 C/ ]+ F0 Q$ C0 F9 L
- Track_Enemy_Check:' x9 U) L/ X$ R
- LDA Time_Count0 y5 J% q% v6 T8 s3 ]' a* m
- AND #Track_Enemy_Speed D: }* K8 E- t4 s+ R( C- ?1 X
- CMP #Track_Enemy_Speed
6 N* H- Y8 u, b- s, u" y6 e - BNE Track_Enemy_Check_End
# q( N, D4 {3 I I# h3 Z# d$ |% H - LDX #$0F' ~( W1 ], w1 L( _
- Track_Enemy_Check_Begin:
6 ?# P# J0 v- }3 M; q - LDA Enemy_State,X1 \3 h' a" j2 m1 |8 b) D
- BEQ Track_Enemy_Check_Continue
+ X6 N. D3 W& {' W. M; L - STX Enemy_Index. p/ A% e- }9 N5 i. D* c6 M) A
-
0 ~& _: `! D- q- } - LDA $40
: N. ^( ?( P6 W7 m4 H5 C - LSR
( s# Y5 [; X( r L - BCC Track_Enemy_Check_Begin_L1
o9 O, l- u2 |+ L! E - & d$ H5 t4 [% t+ A
- JSR Track_Enemy_Ex ;2, 43 e. y7 D1 T4 ~( K4 z! p
- LDA #$006 H) @1 \6 x8 |; _1 K
- BEQ Track_Enemy_Check_Begin_L20 v6 m* }4 Y$ [4 r
- # v9 B/ f! y4 i: `
- Track_Enemy_Check_Begin_L1:
4 M& m; ^) k! [3 K6 m1 |( H+ l -
. j. q* u1 Q' { - JSR Track_Enemy" O4 x' o3 K4 X4 f4 ]
- 1 O# ]9 t5 Q9 o7 p7 e" ], g
- Track_Enemy_Check_Begin_L2:
, [8 K8 b3 \( @! A( R3 |& z -
" |4 M9 g+ r8 P& {6 c5 F+ n6 H& u - LDX Enemy_Index1 S C$ _8 Q a+ C- |: Z6 b
- Track_Enemy_Check_Continue:; R$ c3 B2 K4 Z" W' a# v6 e6 c
- DEX
6 b' R0 }6 F4 P2 m( F9 c - BPL Track_Enemy_Check_Begin8 H. J1 J6 [8 }9 P$ y) ^* B! R
- Track_Enemy_Check_End:: l* f6 F D1 E3 i' G* c
- RTS8 V5 K( X H% j% h3 O$ U H
- - t) L4 r3 }! D6 {& x+ P* o ~
9 B# V( s1 A; T- ;查找第一个敌人
% t0 u' `( T+ P$ g3 {0 J) u - Find_Begin_Enemy:! b4 d! B3 y$ Z) ?5 G$ K7 K
- LDX #$00 U1 k1 {' F, X
- Find_Begin_Enemy_Check:6 W% O5 k u. l8 n f3 m. C
- LDA Enemy_State,X7 }$ w$ X8 n( s' X
- BEQ Find_Begin_Enemy_Check_Continue
. f/ ]8 S% p m n4 @8 p1 y - LDA Enemy_Blood,X5 j4 x9 i! e( y; M
- BMI Find_Begin_Enemy_Check_Continue
6 W2 M8 C; u; I0 r* C8 O1 F - BNE Find_Begin_Enemy_End2 {! |9 q, g x! m5 N& k ^
-
! w; H3 u. I' w - Find_Begin_Enemy_Check_Continue:9 @. M. y7 w" S7 H( S( E
- INX
# r$ A' X4 N- {2 O* n& { - CPX #$10
# H7 |- w0 k- }6 ~) Y/ a1 q - BCC Find_Begin_Enemy_Check
) J, @) E# A! L. f. [, c5 e* y - Find_Begin_Enemy_End:( \2 T7 e1 E; m' b; O
- STX Enemy_Index_Begin" Y k2 H5 T+ f* G" E, z0 U' F6 F
- RTS' e8 [5 R/ q0 [" n. i
- 7 M4 `9 a0 r( w: k! ?
- ;查找最后一个敌人
7 M6 d0 H6 {$ l) r) I& q0 I - Find_End_Enemy:% B$ x/ x0 }$ U- i: Q
- LDX #$0F- ^" j* p i9 p- I
- Find_End_Enemy_Check:4 l+ g! ^ ^+ x5 V, p
- LDA Enemy_State,X
$ o0 Q" k2 c3 t$ a# I% a - BEQ Find_End_Enemy_Check_Continue
% {; Q! [$ q1 e( R# |/ n( l - LDA Enemy_Blood,X I. d! Y/ |7 K, k! [
- BMI Find_End_Enemy_Check_Continue; ?6 L5 n5 }- |* \
- BNE Find_End_Enemy_End" g5 Y C6 k. n# X# ]( I
- " P+ X8 o4 H: y( K* ]
- Find_End_Enemy_Check_Continue:8 p$ n$ A) Z/ S# y
- DEX
+ X' g: H6 y$ r) g" X) R2 _ - BPL Find_End_Enemy_Check
) O% b c' z' `2 f - Find_End_Enemy_End:
9 b5 ^' V4 e: ~: F - STX Enemy_Index_End
( R0 j+ Y/ c+ d3 ]8 r0 S8 E - RTS% j* T/ }9 O/ O5 o0 ?
& s- E) B* K4 J: Q! w% z2 |- ;子弹追踪8 i# v) Z$ [$ l
- Bullet_Track:% K# D4 M2 v( p+ r$ b k
- LDA Enemy_Index_Begin
6 G% ~& Z4 ~' c, h - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;$ i9 s: E( O' Y+ Q/ W: O
- LDX #$00
, Y' b+ I6 B, C8 O; i - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++). p& u9 I- x6 O! T# F8 ?
- LDA Bullet_State,X& p7 s$ p6 ~( [+ S4 _! E8 Q
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;2 W5 ~1 Y& ~ |. ]1 O
- STX Loop_Index_I
9 e. @6 s, S' X" a3 x+ N! |; ?4 L$ \ -
n" F3 c5 b% ]% L6 ^6 l5 t S - JSR Bullet_Track_Enemy
8 x2 c1 f" b ?8 ^+ U) a - JSR Bullet_Tract_Direction
& D" O2 c$ ~' j1 T, F* p9 J -
9 V! S+ u6 [3 R. `, B& { - ;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, u) G" h. K! I* S$ b+ a, ]3 ]& F
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
- h: N- Y e' @3 n - LDA nEnemyIndex2 _0 B$ \; E* L6 ^ Y
- CMP Enemy_Index_End
% W) K; s3 j; l3 [; A/ y - BEQ Bullet_Track_Check_Continue
$ L! d7 H* O% t - BCC Bullet_Track_Check_Continue0 p- X; h. W( g0 S$ H
- LDA Enemy_Index_Begin
9 r' O3 G# z. ^ - STA nEnemyIndex
$ x) j* l% q/ {1 O9 ^ - + ?% p, [; Q6 m, U, _3 ?7 e! @, N- j7 p
- Bullet_Track_Check_Continue:3 S4 W3 }' l1 Z' x) `) U# i% ~
- LDX Loop_Index_I
, e! e2 C7 ]: Q$ h - Bullet_Track_Check_End:
Q/ I' A n) x* }% q9 n - INX- y) m8 ~0 g# [6 q3 x1 F* `" @
- CPX #$10+ [* h! ~" l' F; T1 v6 c H0 n* h
- BCC Bullet_Track_Check( |* _# B) r- a% G8 O# z, |6 z
- Bullet_Track_End:6 H; D+ N+ X' t: S
- RTS
; D/ Z/ } F/ _/ Z0 E, C) ~$ } - 4 D+ S/ b* h! R4 B" W* E
- ;给敌人分配子弹
5 O, b) r3 `2 g v - Bullet_Track_Enemy:) ^, [/ @# ]6 B; i8 _
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++); h; }/ t" ?" ]8 [9 |/ O
- Bullet_Track_Enemy_Check:5 |; y- G& U8 [8 g+ L
- STX Loop_Index_J6 z" w4 J9 i1 k; V9 M7 }) c/ J3 `
-
" V; o3 }* l: I% f7 W7 \. ?" F9 x, t - ;if (0 != nEnemy[j] && -1 == nTrack[i])
8 L6 w/ A7 @ {, }6 K8 L, S - LDA Enemy_State,X
9 E. u6 b, ?" e- W! @' ]' | - BEQ Bullet_Track_Enemy_Check_Continue {9 b4 i V. [
- LDA Enemy_Blood,X, c2 l6 ?& k5 \1 E. b# X5 t
- BMI Bullet_Track_Enemy_Check_Continue) S( A$ c0 d2 Y, m3 \, L9 Y- g
- & Y1 u* t6 G* h) p6 Z& b
- LDX Loop_Index_I8 F* q4 P) s4 |% N+ j
- LDA Track_Enemy_Index,X
% p$ d7 y$ B- N \' V4 o - CMP #$FF
; }3 l! A& d2 C5 E9 ? - BEQ Bullet_Track_Enemy_Init
9 ]0 |% [1 s; ~2 d+ Q( t -
" g' {" G; V$ D+ E* f3 E1 J/ ] - Bullet_Track_Enemy_Init:
; M3 y' f+ D, [ - LDA Loop_Index_J2 R: F1 b) y0 H( V
- STA Track_Enemy_Index,X ;nTrack[i] = j;9 u9 g+ v3 `7 Q8 T! r$ V2 Y
-
2 q' K9 s1 E/ V0 | - STA nEnemyIndex5 p) Q" }% j" ^3 l1 s& u' | R9 _
- INC nEnemyIndex ;nEnemyIndex = j + 1;
( P: I8 P g& @ - RTS ;break;
* z1 a; t: O0 T, ^% R" P
% U: y2 t8 V- H' I- D" x* q# x6 D- Bullet_Track_Enemy_Check_Continue:
5 g c- x. V* x% j# Y9 P4 ?6 l; S - LDX Loop_Index_J1 O0 _8 k- t9 K2 V6 x3 E+ N: W+ q
- INX ;j++
9 T, T/ I0 O8 _# h' P - CPX Enemy_Index_End# o6 g, A$ f# g& }% y
- BEQ Bullet_Track_Enemy_Check
; o5 A* h+ G9 p! [ - BCC Bullet_Track_Enemy_Check
Y, Z3 z4 J9 o" R7 P - Bullet_Track_Enemy_End:, H" ^5 C$ ? b" t" ?
- RTS
3 `% p5 \: M& ?6 o
3 x7 w ?$ W6 d O9 A- Track_Enemy:- S" [# f% B/ h6 C
- LDX #$0F
2 n* \3 h. t1 @, h - Track_Enemy_Begin:
9 x+ x. z3 R* f3 Z! C& n1 z7 M* N - LDA Bullet_Icon,X
/ `7 H1 U4 E# K7 i% Y - BEQ Track_Enemy_Continue
* }0 @, p" W0 u% b+ ] - LDA Bullet_State,X
* Z s8 |% l( W; J% A/ o2 J8 G% k - CMP #$01
2 w0 S9 [3 I3 ?- _: {9 u) c - BNE Track_Enemy_Continue
. ] g/ k* D+ }: {/ o( {2 H5 z - - e: J" d2 A, ?: S; d4 u* s
- JSR Track_Enemy_Process* V$ Y) X4 I# R( q
- : i5 W1 {3 i/ R& s* ^
- Track_Enemy_Continue:) p) {6 O1 N* ?, U7 F" ]% q. l
- DEX
7 n2 j" F- _$ Y9 l5 x - BPL Track_Enemy_Begin" L( W" w' H2 v1 H9 b
- RTS
7 N: o. `* L$ q; E* t$ A - 8 R6 N) @$ `0 h7 N2 H6 C9 Y( `3 V& U
- ;普通关卡5 X3 y' K: M- K5 \: l) H0 z. \
- Track_Enemy_Process:
7 K2 c' K$ T# A* ~1 a - LDA Track_Enemy_Index,X5 a# D% o6 x# x' P; \1 l. c$ K
- CMP Enemy_Index5 |& S' c( L9 J2 P, N
- BNE Track_Enemy_End5 k% f" c3 M1 z2 _0 U: T& V8 P+ `
- LDY Enemy_Index
9 Z) v3 ~2 n, N& q - JSR Track_Enemy_Y
& l" |9 o6 [. y c2 K - LDY Enemy_Index8 u5 ~7 x, d0 u$ [7 G9 ~
- JSR Track_Enemy_X! z" s7 H) E( v+ O& g/ f- W9 s3 t
- Track_Enemy_End:) G3 U5 W+ A' F) U$ ?3 K
- RTS2 p( _% t; b% j, O& \1 G' _( @
- ; a$ {# h* [1 E* K: F
- Track_Enemy_Y:
h: U6 y/ g9 \9 I: n; y" X - SEC
+ \, p, B# y" n0 E - LDA Bullet_Y_Pos,X6 k# T9 k- Y. o% _" \: a4 z! |( P
- SBC Enemy_Y_Pos,Y
& L3 e. Y# X5 _- m& t8 r - BEQ Track_Enemy_Y_Equal! @; b5 S, I: K' g
- BCS Track_Enemy_Y_Greater& ^! \! C: e# o( }% [: \
- 1 C* V9 i/ h1 E! V+ I: c6 v
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y
. t& X: W( ^* |! D/ z- {8 |& } - CMP #$FC4 Q j) x, H+ X- Q0 @, f/ B( m. W
- BCC L1_1; w$ H8 C1 D% |2 ~. a0 M
- CMP #$FE
- Y; `* X" x& y& W: X0 J( I' { _& e - BCC L1_2' M1 O" K6 Z$ j; ?5 N; m2 h
- LDA #$00/ ^9 V% F+ z# ?9 y
- STA Bullet_Y_Speed,X5 N) J8 p( q: n+ o8 ] I
- RTS
) v2 O5 z+ B* D) {- [1 A: u& [ - L1_1:
& H2 f. i' J7 j% M( r" [7 \ - LDA Bullet_Type,X
2 J" C: C2 g7 b4 ~3 q$ d - AND #$0F
" D% [4 I9 n* `' W* t - TAY
' r$ D" ]. o% b- e W - LDA Bullet_Speed_Data,Y8 d4 Y7 a* D2 R) Q* C
- STA Bullet_Y_Speed,X3 t3 `3 C1 @2 X+ h5 T2 V/ |
- RTS+ M. _9 y. ?1 Z/ h- z
: P M+ W5 {- p0 p5 \- H# K- L1_2: 3 E1 ~( N! r U, b9 q5 s& U) Q f) t
- STA Data_buffer
. j) @! ]+ t2 i# M9 h& L - LDA #$00
' ]9 g! h: `; l) O: | - STA Data_buffer
5 d+ L% B$ A: w4 Q* g - LSR
( Z2 r9 u& G: P4 T# \ - STA Bullet_Y_Speed,X* }( _5 C7 E b/ d3 s
- RTS1 x+ X, F0 _5 b
+ ^" y3 m! a3 k! J G- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y) e7 t% o5 q# A
- CMP #$04
3 z; i5 k. p1 }9 D$ A7 g1 a - BCS L2_1$ i2 C( ?3 w$ p8 Q J C
- CMP #$04
2 t' z) p+ h# q7 O - BCS L2_2+ o- o- |) ^+ ]* {$ w/ {/ D- Y1 m$ o
- LDA #$00" R$ Q/ r+ C8 h; f5 E
- STA Bullet_Y_Speed,X4 {7 q5 t% r1 |# p
- RTS
+ B! s# K+ n$ A4 ]$ d2 d/ g, ^8 s5 D - 6 @/ ]: ^; o- ]5 {# [
- L2_1:# L+ O* H9 H" ]; J1 {1 M* j
- LDA Bullet_Type,X
^' Y3 \8 e" O - AND #$0F( S1 E& u& ]. _
- TAY
6 B# t0 }# k. |' a. N: R& f! S! a - LDA #$00
: @: g$ ~1 I7 y( ]1 q% M) K' m - SBC Bullet_Speed_Data,Y
7 ~5 U: g! w, J6 ~ - STA Bullet_Y_Speed,X5 A% o2 \# h& h& Y
- RTS7 `- Z# ~) ~+ f8 j: o
- 6 w, V: \: S o: Y
- L2_2:
& E6 |3 ]8 `3 W9 u - LSR
' W& K# N" A& {/ u$ [% J! q( o% D, ~ - STA Data_buffer
' `$ J8 a: E5 ]4 P5 C; M% a- ^ - LDA #$00
2 e' h7 G- A; T' W - SBC Data_buffer
" t/ ]% y3 e2 M# ~# P/ Q, D; W - STA Bullet_Y_Speed,X
2 B! a7 i; D+ H! P/ B - RTS
+ I$ B2 S3 l s9 c. ]2 z -
% r) q3 O0 k3 y. X2 r0 T - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y w% Y( r- X6 {6 _2 |
- LDA #$00- A& \% d. A5 E6 v+ ~7 D
- STA Bullet_Y_Speed,X2 @+ e9 h. s- ~+ t [' ~6 U8 c/ g' ~
- RTS
# q& M t7 r6 e3 L* I - 3 U- L1 b7 @* |+ b2 k
- Track_Enemy_X:: ]! M$ E8 p) [
- SEC
" T( H8 e M8 L2 M5 o" u$ r: L& r* w - LDA Bullet_X_Pos,X: u2 |! B1 s7 O2 q" F
- SBC Enemy_X_Pos,Y
! t: l. S& d) B, t2 T - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
5 C* ~ _; `5 r' U6 Z9 Z* Z - BCS Track_Enemy_X_Greater ;子弹在敌人下方" r7 f6 H/ }4 @* U! X
-
' t/ w% Z1 S( p4 G3 h+ r c$ A - Track_Enemy_X_Less: ;子弹X < 敌人X
{. S0 l3 F9 p5 b - CMP #$FC$ p& C* ~3 ^3 H& k8 W) W+ b
- BCC L3_1: R! o, |1 }0 I* k
- CMP #$FE
1 b, f! x' O |5 ?+ g3 ~ - BCC L3_2$ l2 V% F- b( m, ~2 }$ ^$ D
- LDA #$00
$ w# p Z5 v4 \2 ?2 K, b: A - STA Bullet_X_Speed,X5 |, f, j0 v: ^8 f5 c
- RTS
8 |+ i' S! l7 |* Z+ S; A: g+ ?5 h, F - L3_1:
* H+ Q8 c. W7 @/ v - LDA Bullet_Type,X
6 _+ b4 V+ g: {% {! u - AND #$0F
) O- [5 \6 z8 h7 S% n - TAY
- e$ l! c2 [8 U1 z. g/ l9 I0 F2 X - LDA Bullet_Speed_Data,Y
g5 l5 u# {8 E$ p m0 @1 a( } - STA Bullet_X_Speed,X# c3 R" B8 Q& ]
- RTS/ O2 F3 a3 t' H1 U2 c) Y
- L3_2:
- S7 z2 _4 u( }2 s - STA Data_buffer5 N' w1 G) O$ \/ C- @
- LDA #$00' g3 _) S, L; q u2 s
- STA Data_buffer
- }" u6 _5 i( C" b* X - LSR
- H+ n# s( B) J/ y6 o% G s - STA Bullet_X_Speed,X1 c; j z) E+ N
- RTS" |2 ]+ Z, X) c. n
- 5 s4 m, [1 d8 q H0 L5 S
- Track_Enemy_X_Greater: ;子弹X > 敌人X
7 A/ Q$ {' H2 b - CMP #$04
0 P' I8 P+ V; a$ i3 y0 p - BCS L4_1
* S: D, Y( F- j" M( { - CMP #$020 O: K7 h: d8 M5 C
- BCS L4_2
* P: l; B6 D7 o! J5 s3 j2 N" X& F+ a0 L3 V - LDA #$00
: W- d0 R/ @/ {, J5 k2 N - STA Bullet_X_Speed,X
2 k5 J) S. c$ [1 b2 B% g$ e/ | - RTS
/ D' E8 c. d+ J/ r: F* g9 {! v - 5 O! q1 ^2 R1 A. [3 Z
- L4_1: 3 Z* h% h5 U( @1 p! Z. Q
- LDA Bullet_Type,X& d+ B+ m! [+ V7 `5 N
- AND #$0F
9 P- o7 {* a9 b* S% A5 @5 R7 _ - TAY: s- r! U# [) L: b8 t( G# Y
- LDA #$005 l4 ]5 Y) Z/ j: k; D( M
- SBC Bullet_Speed_Data,Y9 A2 B9 J) h2 r! w. K
- STA Bullet_X_Speed,X4 l4 w3 K8 @% s
- RTS
' e' G) W# a6 Y% R2 N - L4_2:
! F+ t7 P o4 q% Z+ z- q - LSR
( m# O* H3 ?) @$ e* @9 ^ u! p - STA Data_buffer% F# Q6 }3 b9 ?$ f. Z
- LDA #$00
; B1 x5 b! d# A# k3 g/ m8 p - SBC Data_buffer! i! s8 N8 z2 W) U6 _1 V
- STA Bullet_X_Speed,X
8 A6 F+ x. O9 C& s - RTS# x# k! j0 l1 }4 q& R6 ]% N- x6 G( T
-
6 g: s' @, g& ~ u - Track_Enemy_X_Equal: ;子弹X == 敌人X
?) e* T. u! v! L - LDA #$00) H& a8 e, D2 o' M6 C. R
- STA Bullet_X_Speed,X: g7 [$ N. R H! \+ a+ J
- RTS
9 y# G$ d) H) `4 Z; C; X2 e -
0 y+ n4 M {& L t' k! j - Bullet_Speed_Data:
. ~ t, f. h3 d8 j5 \$ a - .DB $00,$03,$03,$02,$03,$035 }, t4 ?, j* _6 e$ P. [
-
9 u. }9 i* M2 Q! Q - ;2, 4关
* { n" X/ F1 t: d- Q% w- w% _ - Track_Enemy_Ex:& v& h. w$ }) b3 G2 U: n7 a7 f+ P5 A! |
- LDX #$0F8 [0 Y+ k1 @# [' m B3 s) y
- Track_Enemy_Ex_Begin:
2 J8 H* T Q9 F5 N, V" ?% U8 B
8 O0 F8 @5 j, g ~- LDA Bullet_State,X
9 x. r* P0 E+ L+ U" ` - CMP #$018 ?) `1 b3 _2 v1 s8 i) W
- BNE Track_Enemy_Ex_Continue2 Z* d/ g. i3 [7 [6 k Y9 c9 \
-
! k" G1 G) m* E) F8 ]% Z. t \ - LDA Track_Enemy_Index,X/ \# v4 I1 h$ r" c' P
- CMP Enemy_Index
`" P! L5 t" Z: v: X( w - BNE Track_Enemy_Ex_Continue ;匹配追踪目标* h4 z* j! |$ [2 o8 l
-
& b2 U1 m7 Q4 W - LDY Enemy_Index7 s. y3 M) _; m0 S' T7 B2 O
- JSR Track_Enemy_Ex_X
, a N0 W- [9 ^1 D% s- m - & b8 [) a7 ~! G
- Track_Enemy_Ex_Continue:
/ ^! b7 `5 s8 W% t5 u g ? - DEX6 f% x: F/ x+ ^9 e
- BPL Track_Enemy_Ex_Begin
1 g, F' o/ _4 l7 o) ~( H - Track_Enemy_Ex_End:
. @* G4 I% g7 I" B/ O7 Y5 e8 k - RTS
9 n Q# K' [. Q. {; C+ C - , b$ M, Q9 G L% p! _* r( F" p
- Track_Enemy_Ex_X:
: ~( r" t! h k- c2 J) k - ;LDA Bullet_Z_Pos,X
" Q. i8 k2 J( p e) B" } - ;CMP #$044 E% M2 Z( R5 q! o
- ;BCC Track_Enemy_Ex_X_End' r6 q+ m+ A$ L0 J) Y3 t- ?* c
- SEC$ q2 @+ f. C, p- ^6 Z
- LDA Bullet_X_Pos,X
7 T- m) w: @1 Z2 X - SBC Enemy_X_Pos,Y
6 P$ u4 A( Q" b9 y* d) ` - BCS Track_Enemy_Ex_X_Greater
: O$ ]& }7 f/ V( g1 p. g) Y: U -
0 V1 w; r' |( K5 L/ i - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X: ~) d9 C }+ p/ K7 W) D
- CMP #$FD+ G! g( \1 b! p7 \, d* |
- BCS Track_Enemy_Ex_X_Less_End
# o, T5 Z$ w2 m, x+ B - LDA $6020,X( U) ~. z7 j7 ~' ?, O5 |
- CMP #$2A
, \- X. M+ g) r% J: u: v) { - BEQ Track_Enemy_Ex_X_Less_L1
3 Z7 L0 a, t) t9 |) k - LDA Bullet_Z_Pos,X
0 I* i2 ]6 N- W - LSR
" ?* c# M& ]0 k& Z! n# E" y - TAY ~1 ?* q9 x6 ?
- LDA Bullet_Speed_Data_Ex_R,Y# Z1 e+ M, B9 [& L' y9 x
- STA Bullet_X_Speed,X4 i5 n/ R' \8 g9 {1 M/ z
- RTS
" T0 B2 K+ h1 G# Z3 b& E& b7 S - Track_Enemy_Ex_X_Less_L1:
$ x0 M/ U8 {- W+ M1 _
# O/ u7 ` [& P1 R$ d) S, x- LDA Bullet_Z_Pos,X
4 p/ x6 l$ V/ s - LSR$ E8 v: L3 E( w$ w6 v( W' e
- LSR
4 [" a4 {$ Z% _; U2 U: c4 L& G - TAY8 ^* _/ Y5 c) W) A1 {2 o
- LDA Bullet_Speed_Data_Ex,Y9 P2 ^! }+ |# g
- STA Bullet_X_Speed,X
4 Y* [1 u# d/ J - RTS/ \" C1 C% I% g; o* a4 R% ^) F
- # o! s8 l6 W: [$ J4 z
- Track_Enemy_Ex_X_Less_End:
, _: f8 U- f& ^( Z' g4 F - RTS, G8 I0 p. x+ s( v. J; Y
[# e9 ~* ^) Z6 H$ G. ^- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
) U7 r3 L8 u5 i8 C( H! W! { - CMP #$03
# s1 S$ |+ [; `- G: { - BCC Track_Enemy_Ex_X_End
6 L9 }0 u) G* Z5 I+ H+ q" C5 J0 n/ Q+ n - LDA $6020,X: I* X1 b2 ~0 y8 z) J* S" n8 E
- CMP #$2A
6 ? r4 O [6 D B+ W - BEQ Track_Enemy_Ex_X_Greater_L1
. L" r9 l. y K, D$ \ - LDA Bullet_Z_Pos,X# J5 l$ c1 X" Q5 L6 E7 V* s
- LSR* N' R. `! r4 e/ B: @% V, `& x" N
- TAY
1 |' [3 Z! m% A+ u6 L. r - LDA #$00
9 H' m+ r* Q! T5 c. { - SEC
; R) i; k% E V: H* q - SBC Bullet_Speed_Data_Ex_R,Y
$ d- | q+ n' W - STA Bullet_X_Speed,X$ Y' d5 X8 g5 M" a
- RTS
$ s7 X2 i! v* `/ `& ]( g ^ - 2 k+ ]* R' ~+ H5 V8 |
- Track_Enemy_Ex_X_Greater_L1
& g# N, m. `# w; f9 a/ ^! v4 T* s - LDA Bullet_Z_Pos,X
8 s- x+ _# }2 y6 N6 }2 q4 n1 V& R - LSR3 t: A% U, u7 ^
- LSR
0 {. O$ w2 H" u& s" Z9 x - TAY9 B# K6 }. b ^6 T9 q! L
- LDA #$00* ^+ n& s7 ]6 c4 |4 [ T1 Z( u/ x! w
- SEC
4 P5 H- @& k/ A6 k- [# H - SBC Bullet_Speed_Data_Ex,Y2 i* Q# d8 |( ~
- STA Bullet_X_Speed,X0 g- Q3 }* W6 b& K+ ]5 B" F
- RTS
" @& \+ E) H: T6 h( D* T8 t - 6 ]! n, V3 n- b0 v- m( t7 @
- Track_Enemy_Ex_X_End:
0 b, Z& J% s N- a - RTS
/ T3 x, {1 r0 J& B - & \( k( e9 [. 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)! h- s' b2 \# {# \
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
3 e( S4 u$ r' v+ z - Bullet_Tract_Direction:' v3 f% T. ~3 W5 A+ L/ W
- LDA Bullet_Icon,X! s! |% A# N+ k9 J% E$ ^
- CMP #$23
+ K, \0 S' x5 B/ a6 y - BCC Bullet_Tract_Direction_End
5 C' Z: A" ]8 V; e; u - / Z/ M5 k2 U7 _- Z# e: g
- ; X != 0* N! T. ^, B y* H
- LDA Bullet_X_Speed,X! E4 [) D, J8 Z _5 w% h8 T
- BEQ Bullet_Direction_V
. r" q4 E; D P* G - ( o) L7 W0 e& E
- LDA Bullet_Y_Speed,X
! v9 a- Q9 J5 v% ? - BEQ Bullet_Direction_H& T) @: e, c1 T! N' w# ^
- % G8 b: r) H+ k
- LDA Bullet_X_Speed,X
: A0 C5 d. x/ J" |5 j - BPL Bullet_Tract_Direction_Right5 g. p H+ s$ {0 E7 W2 `
- Bullet_Tract_Direction_Left:3 H3 [. a$ \ T6 c A# p, C9 q
- LDA Bullet_Y_Speed,X
' r1 q& B/ Y f3 Q* ?" r - BMI Bullet_Direction_Left_Top5 v: b( u; v# E9 n- A( z- R
- BPL Bullet_Direction_Left_Down
& A% R" h* L Q) n - Bullet_Tract_Direction_Right:
# h4 o$ [) V: h# Y8 ^% c - LDA Bullet_Y_Speed,X
3 X6 }3 k0 p' I# r, |7 | r7 D - BMI Bullet_Direction_Right_Top
8 y+ m) \% |- n7 G& M4 g5 r% Z - BPL Bullet_Direction_Right_Down& S d7 ^/ }5 ~* f( U" H* r
- Bullet_Tract_Direction_End:7 }: h! k' A: `5 m; ^$ w* b2 d7 e
- RTS
1 }) X$ b$ I2 x2 d. T - & J! U! [+ N. }" ^" r; ~6 k
- Bullet_Direction_Left_Top:
2 ?- U9 j$ |1 V3 m* N9 P - LDA #$25
9 _7 A" c" }1 y& v& i - STA Bullet_Icon,X$ q W- f" T" C4 a
- LDA #$C05 ^2 _# d T. t1 P0 C4 }0 s0 o6 G
- STA Bullet_Direction,X
- X4 R2 U3 n$ K) m$ |% ^ - RTS7 G) S p" h+ @
- ' S2 z. [9 d% k
- Bullet_Direction_Left_Down:( d% Q! o- Y. z: x' U' p
- LDA #$25
8 Z- Q! P) |+ `3 m - STA Bullet_Icon,X6 |/ K) A# F* V& l
- LDA #$40: T* f9 h9 T; U0 a7 \
- STA Bullet_Direction,X/ E1 R9 F) S% p# S$ d4 Y
- RTS
% {" G5 @4 t3 m( J: d2 ^! }: ^3 O7 H - - y8 J: Y- R5 p, m# p/ l
- Bullet_Direction_Right_Top:
' J7 w- N# u; L; P# l* Z$ j9 N - LDA #$25
6 b' N* ~( E. J4 |$ j) B" m9 b* s; F - STA Bullet_Icon,X; @8 M- v( Y# q
- LDA #$80: ~# | t R. {. V. s# x' [
- STA Bullet_Direction,X8 B. w3 h' i+ ~% s4 L
- RTS
* Q# X$ t7 A$ K: W7 y# _# Y5 i! V4 r - 8 Z [/ p) J' m, M( S1 a/ Z: ~, L
- Bullet_Direction_Right_Down:
9 h/ [$ J6 u* B+ [, Z0 I o. e - LDA #$25
; M' M$ ^* ?5 T& ?7 p6 _ - STA Bullet_Icon,X
5 q/ r8 |0 s" `4 _/ L+ Z; ^9 @ - LDA #$001 x- k% B4 x+ d& E# K, _* s0 \: @3 {
- STA Bullet_Direction,X- T( S: q- g B+ v. S6 t% C
- RTS
9 t$ I6 @# l( p- U6 D - R$ U& ^% h5 s; ]; Q
- Bullet_Direction_H:
, c. o L# u" ]/ S0 J; |' I( Z - LDA #$24% j$ p+ z! A3 a, c. m
- STA Bullet_Icon,X
7 ?; G; R. c$ }" P+ O+ f - LDA #$006 Y, e H# i4 u( |
- STA Bullet_Direction,X
& e1 P! K& t9 ~( l! Y - RTS
7 B7 a5 i% Z% h6 T - 1 p1 r6 e! C3 b' S- y
- Bullet_Direction_V:* E4 D, a/ |, G9 \
- LDA #$23
0 r5 C `. |2 h" X2 A8 U: o - STA Bullet_Icon,X
+ d# E, e3 E. D/ T. | - LDA #$00
0 K6 ?( `( ^: H |0 w - STA Bullet_Direction,X$ P, p) h7 d# q/ f0 ]2 A
- RTS& m: u K" b+ w: y) _
- 2 E0 l+ X6 r+ [: j4 ~; b/ ?
- Bullet_Speed_Data_Ex:2 \% l0 d+ s9 }- K) U0 J5 N6 M% K
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
1 L* E5 n! l1 t# e -
( x7 E A; m% L8 x1 r/ a+ V - Bullet_Speed_Data_Ex_R:! p0 W& C! g, |8 P5 i6 Z
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$082 g" y$ U! e& i( w: Z$ |) t `* c
-
复制代码 . m& Z9 w7 ~. x8 V0 ?
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