|
|
[FC][魂斗罗][J][追踪弹]
. ]9 d# ?, p0 b1 T0 R+ X o3 z; i6 ]$ F7 |2 d4 Z
时间:2023.04.30, z. ?# z' O7 R0 G; g' ]0 d% B. }% q
作者:FlameCyclone
6 p( g0 Y6 e: E$ R" k内容: y- v N. {) D) |6 V, b
1. 所有子弹追踪敌人
% M: F; E# A# u; F! V 2. 选择键切换武器
+ t4 X7 | Q% g2 j' J8 x6 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* |% @. M. z2 K- D5 G9 W7 |3 S
. J" m& `. [! K, U" n d) X# I8 i
flamecyclone.ys168.com$ c& s) ]: h V" M$ [6 a

5 ^2 X7 H% v! a5 T3 ?- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁8 }5 i; S+ S% X# W+ ~- I8 p
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
, c( a# e6 u$ i1 L5 P# q8 z - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
( ?" Q9 a* F T. U6 B. P# w. e( v7 _
1 u2 z i c& m$ S, m( D- ;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. x5 j( e& \- F - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
! _& S$ o) H0 Q1 r - ! |2 W' A/ R" {1 R
- Track_Enemy_Index = $6000
" }" q& s& }3 b5 e- |: U - Enemy_Index_Begin = $6010
, t+ N, b: f0 u: S& E7 }$ O - Enemy_Index_End = $6011
9 B+ T! b' h/ B4 N$ |- f
! s1 q3 ~2 m9 B' r- Loop_Index_I = $6012) o C& L+ R6 }0 n7 U7 Y! j+ E) v9 E
- Loop_Index_J = $6013- L# T4 W, K- j2 Z* d) h
- nEnemyIndex = $60146 c! o) D& y4 w' T6 Z- F
- Data_buffer = $6015
6 q7 P+ G |, ]* J* x0 Z7 P
9 `( g! @& G, D- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
" K( A, B1 S2 ?3 C8 J4 M4 n% Z - Bullet_X_Pos = $03C8 ;子弹水平坐标: {7 x0 D8 h" M! \
- Bullet_Y_Speed = $03F8 ;子弹垂直速度
' Y' \, s3 d5 N+ C - Bullet_X_Speed = $0408 ;子弹水平速度
) K4 P$ {+ k5 O& n - Bullet_Z_Pos = $0418 ;子弹Z坐标% Q+ W5 m \, O6 P) B1 h9 Z
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
6 [* E. F9 ]: V- k1 s: N* @: z - + C6 K' H, z' N, V* Q- 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 I( }4 V/ d5 O4 { n - Enemy_Blood = $0598 ;敌人血量
5 Z4 Z# L" O( s6 E j - Enemy_Type_Addr = $0528 ;敌人类型
- i) B6 p* S+ ?& @$ X3 _ - Enemy_Blood_Addr = $0578 ;敌人血量
$ e1 r6 k) `: p1 H o4 N - Enemy_Y_Pos = $0324 ;敌人垂直坐标8 Z O- D7 j, T+ [! t# V
- Enemy_X_Pos = $033E ;敌人水平坐标
; Q( U* ~. |9 u# k& D3 o4 m8 a - Enemy_Y_Speed = $04E8 ;敌人垂直速度. t$ Y h8 }7 D) D, K
- 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' c! W/ ~5 f! ]& E; l
0 j' u, g: {4 {7 Q- Enemy_Index = $83 ;
' N/ X; I {, s. H4 ] - Time_Count = $1A, `7 h4 U- e2 a
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率9 @9 Y; I6 I9 L; H3 H' p6 y
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率. W8 x9 n" W# @2 |
! D2 Z4 y* g" d8 S8 p) }' x5 d- : I8 y2 p: a) g& \* V8 X1 c) W
- .ORG $6100
( x0 I9 J% L/ b v/ v B5 l, ~8 U$ x - Process_Begin:
% y* S" l8 o$ s A* g - JSR Enemy_Check) P0 A& w" Q( `$ r% ]
- JSR Track_Enemy_Check) v, a/ X; \ y) A( g4 m
- Process_End:
" U ~2 G$ n# E5 V2 o5 X - JMP $E54F
! i2 |* k& d/ D0 @( g - - f, n5 R. k) n# }6 g
- Enemy_Check:
' N! K. z. ~! \6 o% V - LDA Time_Count9 b2 P; V R) X7 m: n* X9 ~
- AND #Track_Bullet_Speed, B1 f* F' q* R: n2 N! H- y2 v
- CMP #Track_Bullet_Speed0 s) ^2 V+ _0 o4 q6 O( q
- BNE Enemy_Check_End
; f6 {2 z; |; u5 ^- \5 R1 d) b) v - LDX #$0F
( M/ `" `" w) U5 z& q& a - Enemy_Check_Begin:
& i' f% A' f1 F7 I* C% p4 U) S - LDA Enemy_State,X
9 b, T, ?+ w& I6 M+ ?5 n8 \. I5 H - BEQ Enemy_Check_Continue
, i) d$ S: v6 ?- F4 i! H; y - STX Enemy_Index
2 ?: [3 \) s0 ^$ O [8 J - JSR Find_Begin_Enemy
5 I7 y/ D0 ?5 s0 S/ ]& ] - JSR Find_End_Enemy
l1 I: Q9 Q. r - JSR Bullet_Track
7 R4 i" ]6 Y- L# @ - # q5 R L- T* E' a+ ^
- LDX Enemy_Index) b9 g; X8 s! e8 q. I1 W# P5 O, b
- Enemy_Check_Continue:& E& E/ L v7 H3 @
- DEX: h! I8 z' p+ U4 l; t
- BPL Enemy_Check_Begin
7 U `. Q8 Q4 s7 N! s) E - Enemy_Check_End:
2 J, s {# N, P! s! t - RTS+ g6 |3 @3 b4 d1 _% B( m
-
( N, x* U; @- Q6 m+ k7 b: i - Track_Enemy_Check:) v4 J, u; D2 Q0 h- T, F
- LDA Time_Count
- @/ q, e; D, F/ C, i - AND #Track_Enemy_Speed
0 X X* c5 d8 ~2 B- `6 o1 A - CMP #Track_Enemy_Speed) r* R+ A$ X8 w; ~
- BNE Track_Enemy_Check_End
! d8 a9 N9 w, j7 b. x4 j& r5 Q - LDX #$0F
5 P/ e4 W3 @$ y* I7 ~( j2 ] - Track_Enemy_Check_Begin:- M i# N: s# o- }/ ^) W
- LDA Enemy_State,X( c2 J% l0 J) h5 N& s
- BEQ Track_Enemy_Check_Continue
# i" Q8 `& p% E2 i" Z - STX Enemy_Index" K7 L; h; y9 H
-
' }- ~- c2 u: f$ l A& S9 O2 G - LDA $401 y6 y2 K/ n* H/ {8 J. [( V
- LSR
8 R* p8 t- |, B# o! k - BCC Track_Enemy_Check_Begin_L1! `+ W9 t6 Q3 O4 Q7 Y& Q
-
( r+ Y. L8 P) a7 _4 f/ o - JSR Track_Enemy_Ex ;2, 4
! C' u1 \$ g# }* E& o. x - LDA #$00
- s: q5 n- l7 M( Z - BEQ Track_Enemy_Check_Begin_L2
. n4 |( J8 r4 f& a! ]" m0 M - ! x' U2 U5 M( I9 `0 p, x' G" E) {+ g
- Track_Enemy_Check_Begin_L1:
1 P2 J& e- K% i4 v; C; E% u - $ k" i8 x, m% N4 W2 |
- JSR Track_Enemy
F! I" {0 \/ s& `% ?! ~9 D: W3 B$ W - % D3 S1 `$ i" c1 Y @; T" s
- Track_Enemy_Check_Begin_L2:/ P. N# J/ {1 S* T0 t2 w
- 4 {2 s3 R* Q& H+ v) v; [
- LDX Enemy_Index9 K$ h/ @% r4 s5 R! |" y9 e" ^
- Track_Enemy_Check_Continue:
, u' @5 L9 j2 r - DEX6 W% Y) Q9 a. b! C. e( }3 ?' f9 h# b
- BPL Track_Enemy_Check_Begin z. A" z, `( o _
- Track_Enemy_Check_End:" Q; a1 p" {3 \9 s
- RTS" B. l8 N6 N, |( D# Y
6 M6 X1 w1 }2 |* B% v3 O2 k
+ }5 r6 y; k' v$ D3 H- ;查找第一个敌人
- G* e! M1 s6 N, Y - Find_Begin_Enemy:
. m) F* d1 K7 w ~5 L& h) H6 W$ w - LDX #$00
- R! p* ~# o- N9 B - Find_Begin_Enemy_Check:7 p9 k) v8 N5 i& I+ M
- LDA Enemy_State,X" d j! M+ N; b. p! F2 J7 S
- BEQ Find_Begin_Enemy_Check_Continue
2 [ p2 e7 [6 ~/ {; G7 d - LDA Enemy_Blood,X5 C. v) p7 M+ | e2 B7 D4 @
- BMI Find_Begin_Enemy_Check_Continue5 W- `7 a# M) V4 X" r# ]: Y0 A/ `
- BNE Find_Begin_Enemy_End
- U' ~4 d% j' X7 d3 X1 q -
6 @" v& B! E" g, u- q0 W8 }6 t - Find_Begin_Enemy_Check_Continue:
8 d9 I w0 u3 n - INX
1 ?- {/ }$ q$ k$ |1 q6 M - CPX #$102 b" a+ C8 z" P1 {4 ?
- BCC Find_Begin_Enemy_Check
' i/ y* V5 `: o: b - Find_Begin_Enemy_End:2 u! Z3 B0 J8 b! m% y9 }
- STX Enemy_Index_Begin0 \4 D( k- _$ g- n, |2 [; G
- RTS
& ?5 s, E1 {5 w - ! Z- M- ~8 x+ b. E& K( ]
- ;查找最后一个敌人
* n" c% x; G1 o3 t- A( z4 X$ U - Find_End_Enemy:+ E [0 t3 c0 ]$ r- H
- LDX #$0F7 B: r% }+ H( l9 m# X
- Find_End_Enemy_Check:
3 I6 @! H$ J* m `+ x - LDA Enemy_State,X
# ?7 s+ n) r' Z - BEQ Find_End_Enemy_Check_Continue" S) p0 F& o/ s' d
- LDA Enemy_Blood,X
: ` R7 x4 G5 n, S - BMI Find_End_Enemy_Check_Continue% `0 m# |$ D i, {' n4 A) J
- BNE Find_End_Enemy_End* M: I( ], h/ R! e
-
. b% I2 N1 f4 |5 m2 ^: {1 P. r - Find_End_Enemy_Check_Continue:
( c/ V3 g# p: [4 e0 o& K0 t2 T6 | - DEX
5 r; V, o5 C3 v W5 t - BPL Find_End_Enemy_Check* n; f- h" m2 L8 f8 r
- Find_End_Enemy_End:8 m/ Z+ |* @: ~' N# F4 m" K$ ?
- STX Enemy_Index_End
) S( j6 Q% o. Z" V% \ - RTS
; u6 Q. F1 c% i: ?) B/ X/ m
8 y/ n% _! ^0 }' r, E" T% y, K- ;子弹追踪. o5 N" z# L2 c* T9 }4 r
- Bullet_Track:
9 N( x, D% ^5 W% W1 k1 g - LDA Enemy_Index_Begin9 `) }* ?9 `$ \4 D9 s! ~9 Q! L. e4 R
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
( x9 u1 @# D' m5 T- h3 i - LDX #$00 ; S. [* w M/ T8 D, u0 P% M
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
8 t1 [% U/ [" a - LDA Bullet_State,X
; N; m" Y$ p6 \( r0 u& V - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
6 m6 Z1 l6 |2 L( ~$ y/ o5 @ - STX Loop_Index_I9 ?! Y4 `+ q; h' O3 O
-
n9 D* ?9 [) |3 b. B$ | - JSR Bullet_Track_Enemy2 K0 d1 k4 v; J
- JSR Bullet_Tract_Direction
! F1 R: J4 w" G, F/ X! W/ G6 g/ O -
+ a% L2 s3 Y# w. m+ k3 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
. M2 h1 T8 c4 j& H6 J1 ~4 n - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;/ m* S: n& m( s3 N
- LDA nEnemyIndex
' v# i: @# u k9 L - CMP Enemy_Index_End; Q q9 B9 b- Z
- BEQ Bullet_Track_Check_Continue
* L4 {1 C0 t: w* x6 P - BCC Bullet_Track_Check_Continue
: E) p: k0 J, y2 z. v - LDA Enemy_Index_Begin0 E: L& z) e+ C! E) |/ G0 [, q
- STA nEnemyIndex
1 R, D# L5 `& [4 {8 N# t0 l1 G -
. {) c4 h0 F# ?8 ~5 @! m& r - Bullet_Track_Check_Continue:
3 Y6 p& j# V8 c7 u0 Y - LDX Loop_Index_I! Y* }: N7 x$ S( S
- Bullet_Track_Check_End:
9 N9 ?0 k% {0 Q: I - INX) D# X( n: \# \, z6 J4 E6 C
- CPX #$10
( F6 z2 Z: x& E4 _) v - BCC Bullet_Track_Check
3 F9 s& g% h9 m+ H+ V' Q8 I - Bullet_Track_End:
. n% ~$ t# n+ q2 I( q% T! r - RTS
4 o6 [8 N/ V5 @1 | - ; F. |0 i7 Q/ U0 W9 Z2 i4 I
- ;给敌人分配子弹* e, E& p% x- D0 O
- Bullet_Track_Enemy:3 \2 r# h% {' C# M7 ?
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)( x0 Z7 g: J8 B4 e {8 O1 P- o
- Bullet_Track_Enemy_Check:; r3 u# z$ p, P% F
- STX Loop_Index_J7 J3 x# Z9 x4 s* y* m
-
1 {: c8 D3 T2 Z) c1 z9 R1 P# ]' N' h - ;if (0 != nEnemy[j] && -1 == nTrack[i])% I, p8 m. g. {/ z4 R6 k6 {. L
- LDA Enemy_State,X Z- p- J; \- d) s
- BEQ Bullet_Track_Enemy_Check_Continue
' A& z. Z" ?1 S J: \& a - LDA Enemy_Blood,X- A" d1 t. v) n5 p N! {2 D
- BMI Bullet_Track_Enemy_Check_Continue* k! D- K, t5 Y0 f
-
' N7 f9 X5 {* o - LDX Loop_Index_I& B7 e k, \4 u% G) Y
- LDA Track_Enemy_Index,X; d) ], y0 `% \& ]
- CMP #$FF
% w. N Q" F: Y - BEQ Bullet_Track_Enemy_Init
) q2 K" e# B/ g4 d% ? -
- u z' M4 r/ s3 y8 E - Bullet_Track_Enemy_Init:
( u" w/ u, k$ M( l1 e' B - LDA Loop_Index_J
6 d; ~2 ^0 p, R+ F2 A, {2 u - STA Track_Enemy_Index,X ;nTrack[i] = j;
1 v+ n; Y; g- _7 i* t8 O# h - # R/ } f6 _2 s' }
- STA nEnemyIndex
# N% y( g b3 A7 c% S$ D- H& N% n - INC nEnemyIndex ;nEnemyIndex = j + 1;
# F- E' {: h1 ]& \* Z# q - RTS ;break;
! l- t7 T. f. Y6 c - ' Y8 C* M9 Z- }6 V" i
- Bullet_Track_Enemy_Check_Continue:
# ?% p( i6 P1 A* x A - LDX Loop_Index_J
1 k5 m) L* g) g - INX ;j++/ D) F* ?3 X( J% |
- CPX Enemy_Index_End* A. {& ^) I' M- N
- BEQ Bullet_Track_Enemy_Check
1 z( D+ p: D H6 R v" k& ~ - BCC Bullet_Track_Enemy_Check
* d1 n( E }) M4 g7 [# V( s3 O - Bullet_Track_Enemy_End:
4 c4 O( Z6 A8 O! @% n& B - RTS' f# B( }3 t% m% I: `0 \
- ! F9 F' F; j6 l! x
- Track_Enemy:
% u: e4 _7 F% u. d3 ?9 u - LDX #$0F
% v5 p, a% h7 x- h! f! W - Track_Enemy_Begin:& W. V' R) u. `) ?& W5 d
- LDA Bullet_Icon,X
/ ^& F3 f' T# z2 n1 B0 u, y" G - BEQ Track_Enemy_Continue5 V$ v7 \ ~; q9 J
- LDA Bullet_State,X
6 n. P, n2 l; s/ h) s9 z' E - CMP #$01. `9 N0 M! E4 m. Z
- BNE Track_Enemy_Continue
' P" P# t9 W ^/ U - 5 T( D+ C# j1 E' c) ^# T$ N9 Q, ]
- JSR Track_Enemy_Process4 o. y- r! `/ |& S. t& A
- * R6 N% {* e$ I, C
- Track_Enemy_Continue:9 v4 l, c+ v1 i
- DEX
) X% y( h9 d r: u - BPL Track_Enemy_Begin. q! ]# n3 E* {8 G/ _+ V
- RTS) G+ ?4 q) O( \
- ; A6 m U. N, t4 C8 G) X
- ;普通关卡
( E, a; E/ e! f1 O& @( J0 R" T - Track_Enemy_Process:
4 x3 e7 w& A/ |, x - LDA Track_Enemy_Index,X% h5 Q8 e. \) _
- CMP Enemy_Index
8 |7 G' v/ J/ n# u, c% x# _" M - BNE Track_Enemy_End
* I# z* V0 M+ F1 S& F5 A - LDY Enemy_Index9 m4 _4 `" _0 l
- JSR Track_Enemy_Y
4 [6 c& a! m, h6 E: e& k - LDY Enemy_Index
) ?, a0 n0 }' C. j8 Y8 k; p% P - JSR Track_Enemy_X
. t3 k8 @1 H) g& M. Z$ D" i/ k5 ^9 Z - Track_Enemy_End:
9 U7 ?& d/ V5 X8 x - RTS
+ f1 U! R' ^8 _6 } -
! B8 k8 P: }4 C8 _ - Track_Enemy_Y:
$ N. d* C1 l; O& @. K) i$ G0 V - SEC% Q. \' I. E) F) W6 w
- LDA Bullet_Y_Pos,X
9 Y$ u9 D, B, @( v! z; l9 D& M - SBC Enemy_Y_Pos,Y7 P& Y M% w% d/ C+ D# G
- BEQ Track_Enemy_Y_Equal7 r( l6 u2 } F- o" c
- BCS Track_Enemy_Y_Greater1 I1 S/ ^ W+ T* y
- 8 _1 x$ Q! ~1 Z# i
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y) ` f S% w4 E& s
- CMP #$FC
6 B0 F9 h. A7 x# L - BCC L1_1
6 O. q8 D/ B8 W0 H( u - CMP #$FE
6 n, _' E/ H; d A - BCC L1_21 L. z5 _0 r; G$ _2 B
- LDA #$00/ z5 h8 P: O( V, M5 G+ F2 g
- STA Bullet_Y_Speed,X8 ^. p" ]( B/ ]3 ^; l$ z* g& d' C
- RTS; W& E4 L+ a j- Q6 ]0 r
- L1_1:
9 Z& Q! ^7 Q. F8 L - LDA Bullet_Type,X
4 \! ]$ i8 j; d6 Q) g# V - AND #$0F/ B2 v, Y7 a6 m* H0 a/ v4 n3 G+ e* S
- TAY
5 Z, X7 M3 K, }8 P - LDA Bullet_Speed_Data,Y
+ H" M4 k, Q7 ~- g g& `! b - STA Bullet_Y_Speed,X
9 n8 m( \; X+ U& J Q; E+ b - RTS3 F; j' K+ ?; ?% A: l& K8 t* C2 _6 t
7 E' z: d% u% h8 D ?1 \- L1_2: ! u- G4 _" _$ S( n
- STA Data_buffer
Y* `+ Y# c* W - LDA #$006 g% T) N" E% I7 x
- STA Data_buffer
" a a3 x, M/ i6 p' X* m5 J5 l - LSR; S" c4 ^) @$ b5 y* A5 D4 J, b
- STA Bullet_Y_Speed,X- Q. {# m+ r- S9 {
- RTS
" K0 r/ }3 a* ~) e2 H$ N) V
( L* c% X$ n( D, Y- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
. z* u' w3 y6 i0 d' v - CMP #$040 y" p6 F( d7 U) S
- BCS L2_1
7 E+ R5 a/ m1 i( L6 a2 D$ S2 ~ - CMP #$04$ M+ N; a& A) ?7 {4 E1 v7 \
- BCS L2_2* x7 e; L# O0 Z$ M. g# h2 S% j
- LDA #$00( w; z( Z' _, i, ^& D: m
- STA Bullet_Y_Speed,X5 n) G& X! B3 E7 c0 I
- RTS
0 n, t+ f" g+ e - : `- ?- b0 `, O0 Q. E% Z1 z
- L2_1:
9 }0 u: M2 \1 B" t& ~6 ?+ l8 G: b - LDA Bullet_Type,X
" m. g' c% _" s/ R' G1 O - AND #$0F( U9 w# g T a' h$ \
- TAY9 Y% W4 a* @8 l2 N& j8 M& j) E+ \1 N
- LDA #$00% D' j$ e* v% P# t. X: t/ V, r1 x
- SBC Bullet_Speed_Data,Y3 i1 j$ b( E/ i8 E" ?
- STA Bullet_Y_Speed,X3 g5 k9 t1 F; W( G$ t, E# J8 ]
- RTS
# Y/ R4 s! T. u# g' ~- a6 r -
/ n! Z, g& {: v' ]0 b9 b - L2_2:
% z+ r+ q" ]7 J* s - LSR
4 p9 Z+ G3 s; m! ? S: x2 ] - STA Data_buffer1 Z+ C; O+ e* ~; C+ D% k9 ?( c
- LDA #$00
; ^: Y% r- i+ W+ b - SBC Data_buffer
" I- r9 ~# m& P, V8 _- p: f9 e - STA Bullet_Y_Speed,X9 U$ R; C) q% W; M6 d, K* W0 b8 I
- RTS( Q9 f2 ^* j# w& _
-
% h* _9 {, l% G& s6 a - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
7 T5 |' P, ^; ?5 @ - LDA #$00
0 \6 F% ?* S, w6 A - STA Bullet_Y_Speed,X
8 K2 t* E# y6 \% p$ q+ x - RTS% ?# i; J! }# I( i- k
-
: @, u) V3 F7 {! \" s; d- |; Y - Track_Enemy_X:
# T5 b3 E$ m" R" W* r; h: n' e - SEC
' ]+ u( {$ g0 s' U% [' d3 ]6 A - LDA Bullet_X_Pos,X+ t/ K8 [9 ]" L; D
- SBC Enemy_X_Pos,Y% k/ g/ w1 ]* ]( Z
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X/ c! r. B5 A( d/ _4 ^3 O
- BCS Track_Enemy_X_Greater ;子弹在敌人下方9 w: @4 W" a) k: h" F
- ~7 D/ X" P3 W* z" d0 s) n( E1 ?
- Track_Enemy_X_Less: ;子弹X < 敌人X
1 h. l, T, ~! U* ` - CMP #$FC
5 d0 ]- W3 Z0 e$ w( H8 { - BCC L3_1
4 z' R' {$ [) o9 B. S - CMP #$FE
$ s4 A7 b+ i* x5 G, f4 g- I% ^ Y - BCC L3_2
7 R& ?* I3 l8 D9 |9 g - LDA #$00
1 ]8 [0 a1 M" z# T0 L" }: p+ Z$ M9 f - STA Bullet_X_Speed,X
) ]0 L6 O, V8 `+ ^" w - RTS
2 p4 J' Z8 k! J& G/ ^) P! ^2 |9 ` - L3_1: # H( _; e4 \/ K2 P7 R& |0 _
- LDA Bullet_Type,X
' G9 p$ ?% T9 k; q! F - AND #$0F, u+ z' m; N* W+ B* j
- TAY
0 \0 D( \' f% F" ]: h - LDA Bullet_Speed_Data,Y
- s$ [+ O" R: ]' } - STA Bullet_X_Speed,X
- J2 E9 T$ S/ Y# E - RTS
# l, l* k7 u- Q+ q" J. [ - L3_2:
9 [' _4 Y8 E, L ]: n - STA Data_buffer
5 x- P5 v! j( c; s7 [2 D' Y - LDA #$00. i' H$ [+ q& x0 Q \5 T
- STA Data_buffer' r, l, j6 {8 A& S& O0 O
- LSR
3 Y' Z% l& j. M! s } - STA Bullet_X_Speed,X
. T/ L1 F+ f9 `' {) \ D - RTS# J0 E$ L1 W: B) @/ s/ F
-
1 A9 Z7 ]4 L% E - Track_Enemy_X_Greater: ;子弹X > 敌人X V+ N7 d8 s V A
- CMP #$04
$ h+ V$ |& j" I7 [' C, U - BCS L4_1$ H$ r& y1 j% e, u6 S# d
- CMP #$026 z8 a- N E* S# Y/ n0 [
- BCS L4_2$ R# B% M/ c& l4 F- a1 O
- LDA #$00
. i* V' s; [+ Q3 j* L - STA Bullet_X_Speed,X. G& Z X: I) W- |8 W* G4 Q1 L7 D
- RTS
8 j6 a0 F# n4 `. G& K$ U5 C -
9 R1 a' U! J) r7 i - L4_1:
( d$ W& W5 w3 \+ G' ` - LDA Bullet_Type,X
2 N% E+ D- O: t. x - AND #$0F4 t* [9 e+ m2 m
- TAY6 V w) T R- S! q- z& `3 Z
- LDA #$00
! {% k! X; }/ X - SBC Bullet_Speed_Data,Y
$ {4 Y, v8 F/ { t* y l - STA Bullet_X_Speed,X
% y+ F* _' p2 z; x+ d# A1 k - RTS! ]' x5 b1 C3 c7 X
- L4_2:
+ ?2 i k }3 o* ? - LSR
/ t8 h0 W* _6 a& K - STA Data_buffer4 G+ e* _! [& Z2 y; z
- LDA #$002 B- a/ L) n- Q
- SBC Data_buffer
" P: b; r# o/ G) c7 U& y) D - STA Bullet_X_Speed,X
+ K7 k, u$ o8 \+ I - RTS1 ^4 L, Z- f" o2 t, r9 k
- . m0 |) e: L' `; B. h
- Track_Enemy_X_Equal: ;子弹X == 敌人X
; o& b5 k+ N- U% ~& I - LDA #$00
+ K# k3 X, q9 }4 _, a$ C, w - STA Bullet_X_Speed,X
* O3 `8 P6 V/ C4 ~2 F0 Z; M - RTS
/ `0 R) O6 ^( E1 M; J1 j( X - 5 P f) B( w+ F3 `# e
- Bullet_Speed_Data:/ U7 n/ H+ d7 A2 ]: w k: {
- .DB $00,$03,$03,$02,$03,$03
# }( a) C. A" _" L: H+ z - ) |8 b& j) @4 w4 w5 D
- ;2, 4关5 P$ s: U# N4 C3 H, T" [8 R/ ?* c9 L
- Track_Enemy_Ex:1 {1 n9 A2 B5 R1 u+ _
- LDX #$0F
) A( m U n3 i8 s - Track_Enemy_Ex_Begin:
7 t2 ~$ j5 h- q* v7 Q) V$ r - * d7 w. g3 k' h! w
- LDA Bullet_State,X
) [8 @9 f3 K/ K& d+ ]0 j - CMP #$01
. E, H" c. G( n3 z1 R- Q* ` - BNE Track_Enemy_Ex_Continue L" ~$ w9 k+ i) K, X7 v3 {2 |
-
5 K" T7 x5 T+ k' n: Y9 ? - LDA Track_Enemy_Index,X
4 F! K! Q; i& T; A - CMP Enemy_Index
0 F- n7 O$ B E c7 |, c, w+ p - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
- {/ y8 a1 `' k5 D t - / |, J) b( U/ }; g5 @+ T
- LDY Enemy_Index
" Y6 o3 W1 y! i W2 q% z - JSR Track_Enemy_Ex_X0 ^; i, q: Q+ h) Z, y% |0 C" _0 X
-
! m6 ~& j H& c - Track_Enemy_Ex_Continue:
) D# T& d3 l$ w - DEX- o- u% B# E# u4 [3 m
- BPL Track_Enemy_Ex_Begin, X, m# x$ D, c) u
- Track_Enemy_Ex_End:
- ]* y% K; s. X" ^: H$ M. i. W - RTS
2 h7 K2 x: P; q% t& J; F4 L' M) q - 4 c( l5 t& q0 }7 V9 T) w
- Track_Enemy_Ex_X:
# C+ p! |$ \. }: o) }% K - ;LDA Bullet_Z_Pos,X8 I6 g( g5 l* ~/ C; L
- ;CMP #$047 o t) ]( W% E7 f
- ;BCC Track_Enemy_Ex_X_End8 d3 b! ^4 Q3 G$ _" S7 G3 J
- SEC. d+ L* O Q' W6 A, J
- LDA Bullet_X_Pos,X
& J0 ?4 l8 u6 n2 E3 D* L: X - SBC Enemy_X_Pos,Y# ?) z7 |' x3 H& p
- BCS Track_Enemy_Ex_X_Greater
9 h* _( X% j' _2 h -
. g) C! X$ U7 ^9 U8 B7 {% e2 ? - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
S! ?6 H- o- M# ]: M! B - CMP #$FD) ^& Z& R3 V+ \
- BCS Track_Enemy_Ex_X_Less_End/ D) X5 s! u5 c( ~
- LDA $6020,X
T: S) F( E" E& Q: p$ c3 |3 G - CMP #$2A
Z( |& _# ^. T6 H) w1 K - BEQ Track_Enemy_Ex_X_Less_L1
( R8 p. X% V' ]/ z- g$ s - LDA Bullet_Z_Pos,X
; B6 j8 v- V% G2 @) j - LSR
$ Z. d: E0 m5 h8 e( O" } - TAY" C1 ^/ O+ n* P4 g, i, \
- LDA Bullet_Speed_Data_Ex_R,Y- ^4 p$ a0 I7 A# F
- STA Bullet_X_Speed,X( A) _) H/ f) `& Q2 [
- RTS
6 `7 N4 n H" g& J1 w3 ] - Track_Enemy_Ex_X_Less_L1:
8 V) Y- R: i, R' L3 M4 o
6 A& }0 d" P2 c! x/ d- LDA Bullet_Z_Pos,X7 p2 ?/ ]/ w/ A' q) i9 r
- LSR- L& Y+ N5 N0 q- o/ u+ p
- LSR! N2 Z* U7 A" l
- TAY
" X* ~: `- _3 z+ `0 A - LDA Bullet_Speed_Data_Ex,Y
8 B3 p/ q \, x - STA Bullet_X_Speed,X
- y. e* Z- U0 p2 s" N- @) C - RTS7 B; [+ t& C: l
- 9 Q6 z* [8 T0 E G, L; r1 D
- Track_Enemy_Ex_X_Less_End:( k& I/ l2 Z% y* d4 \* D+ N- q
- RTS
; H% t: z: q- s" r B6 M& k+ \0 d: W
- i& A+ }! Q$ }- l0 g0 ?- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
8 d% ^$ ~% a% F* e% E+ r - CMP #$03
/ G' h1 S5 }# [$ B - BCC Track_Enemy_Ex_X_End
' R1 B* X4 |4 U! |8 L3 z - LDA $6020,X
: a1 E9 A. o( p$ w - CMP #$2A
' z; c; V+ w1 v! \) W - BEQ Track_Enemy_Ex_X_Greater_L1. r, `: @- r8 h' f0 [8 C
- LDA Bullet_Z_Pos,X! E9 S5 ]: {" V
- LSR! O% } D0 s. S T2 q
- TAY
2 X( K: v+ m( p" R+ N - LDA #$00
s: `. e9 X" J/ L& M, j2 z( u2 X - SEC
$ s8 F9 R! X! X# T$ } D- a' | - SBC Bullet_Speed_Data_Ex_R,Y! F6 n6 `& n1 {4 M
- STA Bullet_X_Speed,X
4 ^: Z% A/ ^# L t& V6 t' V - RTS
" o: g+ H- q! V6 Y - 4 @& @5 b F x8 p6 D
- Track_Enemy_Ex_X_Greater_L1
/ j# {$ V4 O8 D& R" O% R( c - LDA Bullet_Z_Pos,X6 |& R2 I4 I+ q5 u* s# V% M/ d
- LSR
* D4 u( u% Q0 M - LSR
) y$ Q L. `( W; F& a! j) |% [$ B$ L - TAY( x7 Z" Z6 n- ~5 @' [0 v0 r
- LDA #$00
. J% L/ k4 K; |( o, y - SEC
`# }5 b8 t+ ~ - SBC Bullet_Speed_Data_Ex,Y
4 L, v% ~1 S7 c1 F6 J - STA Bullet_X_Speed,X: q1 N: ~+ l( ~) Z% f. e7 d( W4 A
- RTS& s- c* B. `& U4 j, w
-
/ a/ c, i C8 f/ g, s - Track_Enemy_Ex_X_End:9 u4 ^9 C9 o; O: D5 s
- RTS
8 u, D: v( H4 o0 h5 M+ H - % \# T5 P9 a0 q* D- l/ V/ _
- ;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( J8 b4 B: ^' H, n1 p5 ?) m
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
0 M* d0 k1 b% ?6 m3 t - Bullet_Tract_Direction:
" w: D+ j M9 a, x* q - LDA Bullet_Icon,X* t+ t7 \; w. b. Q1 N, B5 ?. P
- CMP #$23
2 [4 q+ T5 y0 f7 |; M! D& x - BCC Bullet_Tract_Direction_End
; o8 W# G: O' b/ w - 7 D+ d M- k" W# E
- ; X != 0
5 [) v8 O# l4 v1 F' j2 { - LDA Bullet_X_Speed,X9 V- B% X/ i& J# N5 Q! m: \
- BEQ Bullet_Direction_V) ~" T3 k4 v/ r7 K! r$ k- V: n
- 2 z3 Y, ^% q2 a) p! @7 T: S
- LDA Bullet_Y_Speed,X
% D" P1 `7 m) S - BEQ Bullet_Direction_H
j8 Q# q( w$ J. r - 2 Y+ Y; s9 q! |$ N$ p
- LDA Bullet_X_Speed,X
* a. o- Y3 ?4 L! `! r* ] - BPL Bullet_Tract_Direction_Right
/ H9 c' l1 Q1 _3 I# @ - Bullet_Tract_Direction_Left:$ E8 F, h1 A4 o9 }4 ?
- LDA Bullet_Y_Speed,X
' v( C! c& E& q. |/ G1 I } - BMI Bullet_Direction_Left_Top
! U. R0 [% f2 T3 I' B0 \. F - BPL Bullet_Direction_Left_Down+ [% f' G8 o& ^6 g
- Bullet_Tract_Direction_Right:+ o2 n/ e; G# b# Q; l/ h6 `
- LDA Bullet_Y_Speed,X; e9 b5 {& _# J, X, U
- BMI Bullet_Direction_Right_Top
6 i. k' _% g: @/ c& B& O. ^ - BPL Bullet_Direction_Right_Down
+ \# e2 j( x. d# f - Bullet_Tract_Direction_End:3 n; a; i, `' R3 Q) }3 o
- RTS9 H$ R1 Y1 i" r4 f8 K7 s9 h' P
[8 t, i8 c" U& O+ a9 c- Bullet_Direction_Left_Top:
/ e) w- y: O @; ]6 y% C% T& G - LDA #$25# |0 c( H* L( g0 U( @
- STA Bullet_Icon,X& o# k0 [6 W0 v8 n- @" B
- LDA #$C0
2 |1 L* H: d7 i% S, W1 y! R - STA Bullet_Direction,X# w9 A: }# |' h) t
- RTS! D/ l) I& _2 c& m. u
3 Z1 _( z9 F0 A2 h: Q0 V. `8 l- Bullet_Direction_Left_Down:
- a1 s! h( e1 l- a/ t5 r& G - LDA #$25: A# K% B& D) |+ L3 x$ D
- STA Bullet_Icon,X
' d( {5 F0 z" R: u - LDA #$40
) B5 A* I" _- v. ? - STA Bullet_Direction,X- |; |) C6 B' Y) a- o' G$ R) q
- RTS! v0 G3 ^/ ~- M1 k( @
# ^8 K. F7 V, c/ \5 K7 V- Bullet_Direction_Right_Top:0 R! _ a, S9 p% X) n( ?, Y
- LDA #$25
& O$ y8 u1 N4 w9 J4 \, L* ] - STA Bullet_Icon,X5 \( F) I% U) J Z" n# s
- LDA #$80
+ h' B Z; p$ K# G' [! ] k0 X7 K - STA Bullet_Direction,X
" A4 S4 k1 y, t6 H, u+ c - RTS
0 ~0 h% R) c4 N/ y; c
4 c$ q- P: d1 L: l- Bullet_Direction_Right_Down:
. J) R& U0 S' w, X - LDA #$257 i2 T6 m l, c' h1 e& Y
- STA Bullet_Icon,X
! d+ H8 ?$ U5 ^ i6 V- `* r - LDA #$000 g1 L; G& q8 N( T
- STA Bullet_Direction,X$ [1 O, w' T% N& Z
- RTS
! l% g2 \5 y8 b
8 r2 z# R7 U) Q# j. [! x- Bullet_Direction_H:' K" G; u. E5 i1 o% r* F" @& ^
- LDA #$24
% I w( O9 |8 t& L! M$ G0 \ - STA Bullet_Icon,X
, C2 j9 |! a$ j% U: w6 [# C' d) N - LDA #$000 F7 M" u$ u. T: ~7 n$ s
- STA Bullet_Direction,X8 r6 j7 n% F' N" z! {% l/ b1 w
- RTS
+ n7 d+ @! _0 c+ N - 6 r0 y* K* U) O9 d
- Bullet_Direction_V:! ^, Y9 X* l( u! ^5 u2 ?/ w
- LDA #$23
% t4 ~" K( I8 _/ Q7 l2 D - STA Bullet_Icon,X
( {) U( d% i5 C# \0 F - LDA #$00! B0 T# V, C! {8 w. {! w
- STA Bullet_Direction,X
9 Y. E' y9 W9 r0 ~1 i6 J - RTS/ Y+ S$ g' T: g
( `6 I, {% Y) d9 p5 H- Bullet_Speed_Data_Ex:2 I4 a- @# [0 h
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
o( w( s3 n( o# k; O6 C -
; e, j, L1 v+ J - Bullet_Speed_Data_Ex_R:( a" h/ v9 j( K( v7 J" N) \2 m8 e! Q3 ^, v
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
3 x7 U; l" c' L( o ]0 D -
复制代码
) L1 Q: n+ j& S5 x
A7 c5 m$ t" o- @ |
本帖子中包含更多资源
您需要 登录 才可以下载或查看,没有账号?立即注册
x
|