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[FC][魂斗罗][J][追踪弹]
# ^4 M1 Q2 V$ E" J( E
' G6 e0 J# g, {时间:2023.04.30$ e: j1 {) R: ^! ^! V' d
作者:FlameCyclone
8 f+ f0 w1 W# l4 T9 W% D内容:
9 G% o* g x8 Q/ M+ Z 1. 所有子弹追踪敌人
2 T0 D6 X0 O6 C' g) R9 D' ^ 2. 选择键切换武器+ x4 o- O' x) M4 G/ Z7 A+ d
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$ J2 V5 ?) @% f- D1 `2 u p7 Z
1 Y& N) ?& [% Vflamecyclone.ys168.com
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( }, u( s$ i# @9 I" Z$ ~' U- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
) p3 N3 h7 Z& ?7 _0 C" j - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
- R' X- C& c9 P2 Q$ {8 Q - 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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- }) D+ V+ M i, k- ;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)
6 k' ~" t5 M% g - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
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- Track_Enemy_Index = $60001 ]+ ^* L, k9 W9 [( d
- Enemy_Index_Begin = $6010
8 _# `, x7 u v2 T7 S* N" | - Enemy_Index_End = $6011
! s* K( H7 G2 _5 m1 C
: T" T6 X, Y' p$ p' O8 X- U- Loop_Index_I = $6012
2 O' ^& B$ t8 o: F) U - Loop_Index_J = $6013
4 O# R, e# u0 t" d! `+ _ - nEnemyIndex = $6014) S% S# z" ~' V5 k/ ^+ |
- Data_buffer = $6015/ Q$ u; n7 g1 s) ?
/ x% G0 r) n* L3 W- Bullet_Y_Pos = $03B8 ;子弹垂直坐标2 c) K' B% x( b! n% e
- Bullet_X_Pos = $03C8 ;子弹水平坐标. u' ~8 R2 p# D* C
- Bullet_Y_Speed = $03F8 ;子弹垂直速度8 r: a N) b( W6 ~" R
- Bullet_X_Speed = $0408 ;子弹水平速度 \' B' j% y5 a0 s6 v
- Bullet_Z_Pos = $0418 ;子弹Z坐标
! y5 M5 f" y5 s - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
$ Z, ^% X \7 q4 `+ q- ^3 E
4 k- L4 R) E Z9 i, I- 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
# M: e- ` Y+ I% {# o - Enemy_Blood = $0598 ;敌人血量
7 v* _, y+ ?3 P0 B - Enemy_Type_Addr = $0528 ;敌人类型
- v5 a( U8 `; W/ S; Q8 @5 q/ ? - Enemy_Blood_Addr = $0578 ;敌人血量
) ?( o/ H6 k' L* J U7 g - Enemy_Y_Pos = $0324 ;敌人垂直坐标) m# S. L9 ^ z
- Enemy_X_Pos = $033E ;敌人水平坐标. m: b# c: |& G. s
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
" w2 V9 a% y' `/ s: I3 M3 I4 r* e; } - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
3 J; @- w/ }) G$ M4 I5 e
7 S2 Q6 m/ T( l& o1 c7 [4 y" W. a- y- Enemy_Index = $83 ;
7 c) G+ A5 Q. q# ?: W7 i - Time_Count = $1A" R& \/ x1 _% H4 D
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率% \9 d1 W) K( X, M# D# x" `
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
: W8 Z6 S+ U$ q. N2 w% N - # \ [& Z% E0 F" ?0 h( T
- $ q" H3 V% G5 `3 S! m
- .ORG $6100
$ Y( ~2 B; o% y8 i) N0 A9 ` - Process_Begin:
X5 |/ C- K, A9 }# W6 h - JSR Enemy_Check s" v3 h, i# V$ M
- JSR Track_Enemy_Check1 i* i4 W: \6 N' P: {
- Process_End:
* s: C/ B# t+ H$ ~1 D4 `# v8 K& f - JMP $E54F
6 u8 n! |; A+ r) F: F# @7 F* D
6 y- T! }3 X5 L0 ?+ d/ e( D3 o- Enemy_Check:
5 q) z5 v2 G+ v# q - LDA Time_Count7 y/ q* r4 n5 t2 O* _( `2 b
- AND #Track_Bullet_Speed
) G- ~, F$ v4 L! k* E, s - CMP #Track_Bullet_Speed2 r+ |* o# P# `9 `
- BNE Enemy_Check_End8 c7 z7 D/ U) x3 x9 c" T6 v- L
- LDX #$0F
5 D$ I1 n! I v( b - Enemy_Check_Begin:
; b; d/ i6 A$ v- y" H8 d3 V4 o - LDA Enemy_State,X
% }9 @/ x' p$ F1 }8 E, }* I - BEQ Enemy_Check_Continue; n) U5 b1 ?8 c" w& D1 L
- STX Enemy_Index- v6 ~( Q1 l/ `
- JSR Find_Begin_Enemy0 A7 G& D/ d* j: B% }/ I
- JSR Find_End_Enemy# K! S ^4 A) u+ i3 W$ v
- JSR Bullet_Track
8 U& g$ B0 \* A( o -
4 j4 i! k) M: t' F! l. q$ |* l - LDX Enemy_Index1 h# y7 o+ l: Y
- Enemy_Check_Continue:
& B- l. o/ j C- s2 ~ - DEX
1 y" h4 b5 c# W/ W% r M, W - BPL Enemy_Check_Begin
) }# N, a7 {( X( V - Enemy_Check_End:- D" e1 z; s" o5 h( L3 F5 z) t! A
- RTS
+ O5 y7 B3 k2 i! @) z9 U5 b6 _7 E -
; b w* H. g5 i1 r - Track_Enemy_Check:0 T. c/ X9 U! s/ n1 X: p
- LDA Time_Count7 c# h) o; d6 U7 a1 K+ Q$ A
- AND #Track_Enemy_Speed
7 Q! c2 _. P! N, o8 q7 H0 r6 b1 |" m - CMP #Track_Enemy_Speed
; _4 y6 A* _5 s. F$ K; R) _/ P+ m - BNE Track_Enemy_Check_End) ^' x$ _" E/ k3 i
- LDX #$0F
' V% V9 @9 r$ y2 c4 R, `0 [ - Track_Enemy_Check_Begin:& Y! w# a9 T3 l. [% a8 X. `
- LDA Enemy_State,X
7 k$ `% [: T! S, d3 _* }" g9 p- j4 e - BEQ Track_Enemy_Check_Continue
: {( G) y: \! m" _ Y - STX Enemy_Index
' z+ `/ D% C7 F/ u# u- g6 C3 j - 2 E% g, U: Q" j! F9 G0 ^( P! q5 Z
- LDA $40
3 j$ g( V, s! `9 ^' i; G( ~ - LSR; V9 t/ ?$ i9 b# z, r5 a
- BCC Track_Enemy_Check_Begin_L1' P' E$ N+ v: f% D
- " ]8 y) ]+ }# t) V* v0 j4 O! D
- JSR Track_Enemy_Ex ;2, 4) H% i9 \& s% m
- LDA #$00
: w) d0 N- j" \4 m9 l' \0 ?4 u - BEQ Track_Enemy_Check_Begin_L2
. g7 V8 ]3 v7 e" u0 r# Y+ w - c, ~2 z: C. H
- Track_Enemy_Check_Begin_L1:
5 N1 m5 J7 x- Y# R -
8 }7 } h2 W: X - JSR Track_Enemy" @' S0 l+ o. A: C/ h, h9 l
3 |! F. h+ h+ f. N& p, u/ c- Track_Enemy_Check_Begin_L2:8 K5 V# f8 c2 v
- - E2 g0 x4 c) z5 @/ \
- LDX Enemy_Index; d- s6 e0 ~; K
- Track_Enemy_Check_Continue:
! b4 Q" p# q4 ~; Z3 L/ h - DEX, \, i$ C# ~+ |
- BPL Track_Enemy_Check_Begin
/ d! ~, b( B' t+ _: ^ - Track_Enemy_Check_End:
! c, K* w& ~- S - RTS
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7 Y. W' Y: ?8 l% _ e- ;查找第一个敌人+ r$ R1 ]; H$ `$ v& F; G3 D
- Find_Begin_Enemy:8 o; [% E3 S0 Z) Z; _; U
- LDX #$00
6 h' u$ i+ `8 \ C7 p+ t3 T8 t - Find_Begin_Enemy_Check:: W* K& g9 K) G3 ^7 a
- LDA Enemy_State,X
$ r6 G5 K) n( l& {+ p4 n - BEQ Find_Begin_Enemy_Check_Continue: h2 x' @) O+ t; Q" e
- LDA Enemy_Blood,X
. e/ {1 c5 {. v5 Y% s, Z - BMI Find_Begin_Enemy_Check_Continue1 B4 @; X* Z& B) a
- BNE Find_Begin_Enemy_End
/ X& M& E( H9 C0 K& ]% M - # _' S0 H5 l5 N0 z
- Find_Begin_Enemy_Check_Continue:( g4 A/ S* B, Y' o, l- j
- INX! M1 h' y8 x1 e; w' J
- CPX #$10
7 n8 |: p4 Q* A3 m& h - BCC Find_Begin_Enemy_Check# i% w+ S; X1 S% H( k+ M: T
- Find_Begin_Enemy_End:
7 Z t6 x+ L; l- z" x, K& c0 a - STX Enemy_Index_Begin. F' J% W: _1 G2 W# l* C
- RTS
5 e9 m1 n" r2 X
( o3 \; b6 f3 a& I* _- ;查找最后一个敌人5 y2 Y% ~* [7 n" W$ l" M
- Find_End_Enemy:
" I' v9 n9 H4 k6 F; B - LDX #$0F
9 O: @$ \% V- T) Y - Find_End_Enemy_Check:) m' i4 d' }: W0 s
- LDA Enemy_State,X5 y) I; n, ?' H" v4 s8 ?" B8 n
- BEQ Find_End_Enemy_Check_Continue
1 i- u9 [* Z, }" l) I, G - LDA Enemy_Blood,X8 Q& G: k% ]6 J0 }: b7 [: C! B9 z
- BMI Find_End_Enemy_Check_Continue
, o6 ]6 H! p8 u8 X - BNE Find_End_Enemy_End: H* }1 B: G6 `0 M4 ]* u
- ( A1 p- o; N5 V# `+ \; \
- Find_End_Enemy_Check_Continue:1 h7 L" @3 Q. b: A! A
- DEX: x- q4 P8 J, g8 [1 a: P
- BPL Find_End_Enemy_Check9 c4 C, c4 c4 J- |/ ?# s
- Find_End_Enemy_End:
) E* Y; ~9 ^4 P; | - STX Enemy_Index_End
7 a, f0 m4 ?2 v/ t) j/ j - RTS9 p! T# c7 V" K/ F1 g
4 o$ G0 N+ }" ?, q8 F6 F$ ~- ;子弹追踪
7 b. \* Q* D# F$ o( f - Bullet_Track:
: @. t: Y1 w8 a! ^& c - LDA Enemy_Index_Begin
$ d% @ ~- U1 j# u* m - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;" e- s7 Y, k5 G& b6 R* v+ v4 w
- LDX #$00
5 t* A- d5 S' _% A f - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
. e# P0 s4 F+ m; T& \ - LDA Bullet_State,X2 _1 P2 F6 @& S3 b
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;* y5 P- T' Y) K+ U
- STX Loop_Index_I
' m% M- e/ r" J- S -
0 v; f0 f0 n _ - JSR Bullet_Track_Enemy3 ~! H2 V- Q: k3 ]: W6 g- h) _
- JSR Bullet_Tract_Direction
M4 U( h+ p- I7 X9 v, P -
: R9 _( R0 U- N* m5 g4 D8 x( a - ;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! h* H# Y% G8 D2 o
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
' |# }3 ~7 a2 H( s8 ] - LDA nEnemyIndex9 g1 C8 y. b f8 n# O
- CMP Enemy_Index_End
$ a1 R! l" n6 q. S! G( N; q - BEQ Bullet_Track_Check_Continue3 g* [% G3 s* |2 O4 d, r
- BCC Bullet_Track_Check_Continue L- J1 v$ |- `; F
- LDA Enemy_Index_Begin# Z8 d! Q) q2 P
- STA nEnemyIndex
: i4 a) W4 B4 G/ A p: G - 6 V9 C* ] z5 I2 s0 @; j
- Bullet_Track_Check_Continue:
- G; z& u* C) x6 p8 J* H8 a - LDX Loop_Index_I2 K5 K4 j ?" N7 M2 B; |
- Bullet_Track_Check_End:, @, x7 J _) y' m3 U/ T* a
- INX
! B3 F2 G# P: O3 }% i+ ~ - CPX #$100 @9 E/ a5 n& h6 {/ P) y
- BCC Bullet_Track_Check
* ] t: T7 a+ Q2 `" I& t: M - Bullet_Track_End:
" z1 }9 L8 I0 h# Z( N3 |$ [ - RTS
, r) F' _$ Z! i( E -
0 {. r# q- E, h1 C- v7 @ - ;给敌人分配子弹 d9 n4 h; G3 V. D- i2 [* E
- Bullet_Track_Enemy:! i3 |0 ]( e" Z
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)* d6 v6 B% L5 D
- Bullet_Track_Enemy_Check:
, f$ S1 h- _$ l }) B! r - STX Loop_Index_J' B& D& x1 o4 {
- 4 U, l5 \! }+ s; G+ r
- ;if (0 != nEnemy[j] && -1 == nTrack[i])8 d" G! ?) @! r5 y0 ]- I
- LDA Enemy_State,X/ M P! h! X, i7 Z
- BEQ Bullet_Track_Enemy_Check_Continue( }# a1 } Z. T# @, J L4 R
- LDA Enemy_Blood,X
8 m1 d( _/ N! [3 K. T" ? - BMI Bullet_Track_Enemy_Check_Continue4 ^( U1 x9 h% ?& l0 n- U
- " [9 j& N1 Q& y, n1 n9 h( p
- LDX Loop_Index_I8 z" m" r3 p- f9 G7 Z5 Y& x
- LDA Track_Enemy_Index,X6 k: H x" ~, G# [6 v6 ?
- CMP #$FF
8 k; t) M* H2 W) N - BEQ Bullet_Track_Enemy_Init" |0 U% p9 ]) N, E- z
- 6 i! K, c2 ]. b
- Bullet_Track_Enemy_Init:
3 m$ \1 i. ]' M' ~ - LDA Loop_Index_J
" C0 f y) R' D5 t" K5 I - STA Track_Enemy_Index,X ;nTrack[i] = j;
" q; ]7 [8 X. X: g2 a0 E -
' a J* w& j1 _# D0 V - STA nEnemyIndex
0 P# v; V- ]% g( u* T0 z - INC nEnemyIndex ;nEnemyIndex = j + 1;1 D8 L( l: f; P" j. @
- RTS ;break;
" J/ Y9 o0 w' [8 Z
. @2 j4 j$ \' A/ ^% a1 a- Bullet_Track_Enemy_Check_Continue:# z) e2 h5 u, O3 k4 V# @
- LDX Loop_Index_J
9 p x, ?; O$ d0 D - INX ;j++
( _6 [+ H( ]9 B% l - CPX Enemy_Index_End
% M& _$ |1 T( ^9 E# ]1 K* t- v - BEQ Bullet_Track_Enemy_Check4 C6 z" u+ R; J3 n. `- h
- BCC Bullet_Track_Enemy_Check7 P+ @0 f/ Q# E6 Z
- Bullet_Track_Enemy_End:1 j; ?; j. K1 J. |& d3 y# H
- RTS
4 u% e9 e1 n3 Q9 ?& \
% y: b; t J3 f1 H% x: C- Track_Enemy:9 a' g7 s6 M3 |0 b* R
- LDX #$0F
" X* S$ I& H4 t% \ - Track_Enemy_Begin:
; O- C# o ~. D0 [+ m - LDA Bullet_Icon,X
! N8 O A c) j4 Z0 m- c0 ] - BEQ Track_Enemy_Continue
/ P- m$ _0 o; K' T: r - LDA Bullet_State,X
; r9 E3 F6 V) n+ A: ^. L+ b - CMP #$01
0 W% R2 S) \- |- U, k6 J( H - BNE Track_Enemy_Continue
4 j0 m7 E% {- `. I -
8 X/ P$ \8 ^0 n) v& W - JSR Track_Enemy_Process3 T& s3 O% C( T# P7 B$ r5 }* S
- 4 p/ n) R9 ~6 I/ d- ]5 {) d0 L
- Track_Enemy_Continue:4 p9 q% F9 ^& G) o* v/ M4 {$ J
- DEX3 q: r$ p8 e' f2 s8 f* ~' S4 M
- BPL Track_Enemy_Begin
& |% |) `; V/ r3 u* @: A - RTS
, F+ m& Z9 D' E3 K& E) w ^% Z - + ?- ~) S. ~, I1 k
- ;普通关卡5 t K; W! L' R
- Track_Enemy_Process:3 v5 @% _7 B4 N- A( W
- LDA Track_Enemy_Index,X* f! g2 B. T! z" c0 B
- CMP Enemy_Index
# i# A( G. O5 F3 _ - BNE Track_Enemy_End
3 Y5 J4 a1 X# F; R/ b1 H" w; R( U* s - LDY Enemy_Index( R9 O3 F+ @, c8 p
- JSR Track_Enemy_Y
- u3 ~* ~! M/ b - LDY Enemy_Index" s* U8 {3 K) ?
- JSR Track_Enemy_X
1 e. Z6 x& H! u# \% e) Q - Track_Enemy_End:% F" a; Z& o0 d% P( ]
- RTS) D* [6 w* p. F* s
- ! t$ B! t: f6 ` E
- Track_Enemy_Y:
0 Y; `3 w5 d. }1 M, M% X - SEC
! I) q" i4 W2 O% p* W7 n, w# W) U9 G - LDA Bullet_Y_Pos,X
) d5 I- a, y5 F/ ^: x7 @ - SBC Enemy_Y_Pos,Y3 y; y9 B6 e3 ^9 r3 v" |
- BEQ Track_Enemy_Y_Equal
3 |& ^% ~: O4 U0 G8 c+ I - BCS Track_Enemy_Y_Greater
: H( }6 D( z2 v2 ^' |' z* | -
8 u q) [5 Q) b$ e$ P/ V4 u - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
' L3 p7 i1 B6 U* W: S7 Q. Y8 Y/ @ - CMP #$FC
6 |, J% S' ^% R. n w3 f, L0 {& B( K - BCC L1_1% i* P/ Q8 `7 [# Y/ d! Y) _
- CMP #$FE
, V/ e0 u. q$ B; d+ l; ] - BCC L1_2# v i; I& b+ G$ k+ J
- LDA #$00 l- |4 x/ @& q) d
- STA Bullet_Y_Speed,X
* K# A6 a8 D3 h/ ` - RTS0 ~. @, B0 S) [8 n+ l; J
- L1_1: 8 K9 x- v& ~/ E7 B& M% ^8 O
- LDA Bullet_Type,X
# s0 O7 I0 N! c7 s# K - AND #$0F
`+ n! e2 b* w6 n$ I# b2 A" d - TAY
! E! [, `4 k& L0 z - LDA Bullet_Speed_Data,Y( B2 }( I4 \+ m3 F( h$ K1 |
- STA Bullet_Y_Speed,X! ` \5 u G c0 c: K/ v8 U$ r
- RTS
4 H* X- d/ T4 R3 d% P# t) h
& x6 D! I, A3 m- x- L1_2: + v& ` e7 B) R$ o w( s8 R) ~( m; Z
- STA Data_buffer; b" l( c2 w3 Y
- LDA #$009 P( {1 Y" e6 y7 H0 y+ O
- STA Data_buffer Z2 \6 _( |! i$ v9 F! a9 D, w2 a
- LSR' D: O/ z r0 D# J, i# T
- STA Bullet_Y_Speed,X- p# p, P- \* y0 f
- RTS
+ Y2 u( l/ q* O8 l- W( r
; R5 {) l. T$ X0 d# N$ d- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
; o7 T9 r/ q1 ^6 m - CMP #$04
6 o; C7 \0 \, F4 Z- I - BCS L2_1# G, x) |' M" ]
- CMP #$04
" ?* ~: K0 h I8 y* d3 K. B n - BCS L2_22 M# c; F3 g$ F/ U, Z
- LDA #$005 @9 }1 F3 d& D
- STA Bullet_Y_Speed,X
6 |) M8 Q& A" ]# T: P - RTS
" q' I$ S T& T/ a0 I' \1 c7 } - 8 {9 \ Y D- {7 T: K! Y5 f* \! ]
- L2_1:+ `9 P1 E* G" C6 V
- LDA Bullet_Type,X( _. j) E8 D8 f
- AND #$0F
H3 u9 u/ b( N W! r - TAY% G" z+ m1 Y H0 O% I, C$ V. h
- LDA #$00/ z; ]. ]* \( q* B. \/ S
- SBC Bullet_Speed_Data,Y9 s! b7 O0 X" O9 b9 E1 t1 M6 y
- STA Bullet_Y_Speed,X
0 _6 C6 O* M8 r5 ?; e7 {9 y U5 R - RTS( a7 ?$ p8 d! W1 w9 J) D3 Q6 T
-
, x- l' d% X5 o& x1 f+ O - L2_2:
0 W% i$ U& Y) {) {1 B1 S - LSR, [5 \! u0 L; ~9 {: a3 D$ E h
- STA Data_buffer, ]% V' H8 _, Y) H
- LDA #$002 Q+ U- s/ m' f3 ?( g. B" Y
- SBC Data_buffer
7 u z' ?! W y - STA Bullet_Y_Speed,X
5 W" R, k5 c" v& i; ?0 D" \ - RTS( x( m/ w* j: J/ \% W/ G& d; ]
-
6 t+ @ c' k1 B) { - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
8 V5 O+ t8 z* \2 H4 j+ [ - LDA #$00
( {" _7 E3 q3 {9 T, A( } - STA Bullet_Y_Speed,X1 P- {2 X! ~. b* a& T8 o8 d
- RTS
( X ~ C5 M* n; A; h+ l8 |. ~1 c -
* O# g" i# C' |2 z) h$ o. D- M - Track_Enemy_X:* e6 f* K; d6 s _) Z7 R3 C
- SEC. q9 o9 T! v4 U
- LDA Bullet_X_Pos,X1 ~! \- t6 z/ L5 |' Q5 u4 v" _
- SBC Enemy_X_Pos,Y( l2 @" ?: a- l$ N. Z
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X2 X8 b5 s8 U6 y: p9 I
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
' M1 v# Q( d1 I. u. [ - ) v7 F' ~. I+ Q i4 ^
- Track_Enemy_X_Less: ;子弹X < 敌人X) u5 P V. j0 w& t& u* |
- CMP #$FC+ j0 n! [3 i( ~4 V! `
- BCC L3_1
& C- n$ l2 h, H2 l" N% W - CMP #$FE: c. w) y' h! Q7 E6 z! A4 q8 S; N
- BCC L3_2% q4 W) ~& u; R
- LDA #$00( z& S9 B6 {& M! d
- STA Bullet_X_Speed,X' k i/ O( k# {+ ?8 T2 [6 `
- RTS
; Y* G4 i! }. f$ i7 |! Y2 s - L3_1:
, [) J+ M' p: r4 I% f+ r% G# y - LDA Bullet_Type,X2 i, n5 t/ y! v }, t) ]
- AND #$0F2 H# j/ s- C) t. X5 a0 X
- TAY
+ s M8 \: H2 E( f- n% ? - LDA Bullet_Speed_Data,Y, v$ U! d/ U- F+ W1 @ o4 O
- STA Bullet_X_Speed,X
, h7 L6 I* `7 a K5 E0 O$ t, W4 [ - RTS
1 H/ \. E4 Z: e0 k4 ]0 y - L3_2: # q' D8 B1 G) H
- STA Data_buffer- z! i, H B2 T1 U
- LDA #$00$ W4 D5 V. L5 o! s4 C) M' k
- STA Data_buffer$ n! u4 s, s1 B+ X) V
- LSR N9 f* j3 X/ _- P- N
- STA Bullet_X_Speed,X$ R" C; `0 N. _% m
- RTS6 b7 E( P& ~0 i5 d! j |
-
N" g/ p% h% Q& p5 O) s - Track_Enemy_X_Greater: ;子弹X > 敌人X
d u' s) x4 o! X0 v4 K E/ G9 ? - CMP #$04
( |6 `! g# N# h( k, B: G4 ~1 }0 N - BCS L4_1
& Q& h$ D/ V+ e+ e - CMP #$02
2 P, z# s8 f6 S7 A* F - BCS L4_2
: i5 [* l; ^8 f - LDA #$00( C! `7 e- P% _# t
- STA Bullet_X_Speed,X5 h: w2 R' U7 ]% C
- RTS7 x- H$ g" r* p; W
- . ^/ _ t& H& T3 w* |( d8 a# U9 D
- L4_1:
$ R/ |/ N5 L% } - LDA Bullet_Type,X, z1 h* O2 J, g5 h# P
- AND #$0F
5 b! v% d9 B! r1 C$ l' o - TAY0 g! _3 F0 H2 [: r. t9 a
- LDA #$00
1 t$ s( ]& D' u) B - SBC Bullet_Speed_Data,Y0 x% E& K) ~7 S4 r- C2 P. \# h
- STA Bullet_X_Speed,X
7 @9 W4 L- D/ X3 d" P - RTS& `3 G q* K3 q/ h9 Y6 U9 u
- L4_2: 6 r' b) N9 G" o
- LSR) Y( k- v" P" J; c4 y5 R- @
- STA Data_buffer" H8 [ Q& j7 C @
- LDA #$008 s4 N: [0 E/ @, x( V$ B2 L
- SBC Data_buffer9 E( m' a2 x) c% ]# j
- STA Bullet_X_Speed,X0 @! x( S8 r: @/ p3 k
- RTS D. N2 [+ E Q0 \% `/ \$ {4 f, h
-
3 p- r# D' y/ N# h - Track_Enemy_X_Equal: ;子弹X == 敌人X! {7 u1 w, {( r. D; a- @
- LDA #$00. O% [6 _% o2 s* r) m
- STA Bullet_X_Speed,X5 E) |9 \+ R, R
- RTS. a; H) y$ t, l, i/ A7 ]' w
-
' H/ A- a6 ]7 ^! U9 k- G) s# V - Bullet_Speed_Data:
% R) k! r9 K2 d3 o - .DB $00,$03,$03,$02,$03,$03
' j* {* r4 Q. R0 M# \ - 1 e- \+ i7 W$ Z
- ;2, 4关
! O" M; O- U% {0 |7 k$ Q/ l - Track_Enemy_Ex:9 Z8 K- n' \" q
- LDX #$0F4 Q/ g% z7 ]5 f+ a
- Track_Enemy_Ex_Begin:
% g! l, x$ w. E2 k8 i - 0 V; U. M' j* ~9 [5 F
- LDA Bullet_State,X$ y- M- ]* y; d
- CMP #$01
5 j1 b, {" ?5 K! o; [: |) S* ^ - BNE Track_Enemy_Ex_Continue
9 L: ^% U+ z0 z% g# i -
R9 g0 r* t3 B7 u G% e U; D - LDA Track_Enemy_Index,X& F8 v8 D8 h! v7 R8 c% N# t6 g
- CMP Enemy_Index5 [, \9 {; O: B; m7 Y
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
! E% L, P/ w/ C2 i6 ~! ]- q( w - , F9 V. n, Q/ @ Z3 p
- LDY Enemy_Index! {. A5 m( {) p, I+ C( b
- JSR Track_Enemy_Ex_X
; j3 u& ?% F. r- Q5 F2 _ -
- w4 P/ T, t- g ~, k9 I7 V/ b% ~& \ - Track_Enemy_Ex_Continue:
2 o+ J- P% R/ N. @ - DEX6 V! S* V1 [" l( k
- BPL Track_Enemy_Ex_Begin
9 J: y7 {& |0 z5 \" C* W - Track_Enemy_Ex_End:
5 P8 L, T& ?2 J! }; |7 [ - RTS! m& }. o, S/ Q! R
-
H& D0 {: y( s - Track_Enemy_Ex_X:7 A* o6 ?+ H' n( F9 s( l, L
- ;LDA Bullet_Z_Pos,X
, g$ c, U9 U+ b0 x; s - ;CMP #$041 A+ W1 z3 h: D) j2 T
- ;BCC Track_Enemy_Ex_X_End
/ A5 N7 \: r T; H! T8 n4 |2 U1 A - SEC
& C5 b: d+ j6 ~7 U; z - LDA Bullet_X_Pos,X
( R3 y0 s( C6 f6 e - SBC Enemy_X_Pos,Y/ }+ H* m4 @5 i/ B% ^+ O
- BCS Track_Enemy_Ex_X_Greater' o7 O9 h5 I& i9 m( |9 U
-
( T) d7 U3 u- k L - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X' m7 ^2 |7 n/ {/ f: p
- CMP #$FD
) {/ k9 ^+ v9 _6 y% g& ]) A - BCS Track_Enemy_Ex_X_Less_End
/ A$ L0 f, l$ D; @& {! u - LDA $6020,X
6 U3 t; {* {8 t6 C) v - CMP #$2A0 ]; q- x4 I9 B, k8 P, }1 Q
- BEQ Track_Enemy_Ex_X_Less_L1( [7 X6 o2 |- r5 m, q
- LDA Bullet_Z_Pos,X
( Z" s4 F: G" `) A* G. N - LSR
q7 R( h8 v- q8 s% N - TAY, q3 q. f D5 i$ E
- LDA Bullet_Speed_Data_Ex_R,Y- P8 _, f2 x) O8 v0 X8 _
- STA Bullet_X_Speed,X) }0 g7 Y9 ]8 ]
- RTS$ @1 P. f, Y+ ^$ t3 T0 e
- Track_Enemy_Ex_X_Less_L1:! P0 l( N# Q# G. R& T
- + n% G# K+ l# Z1 x5 s) R2 f
- LDA Bullet_Z_Pos,X; }: `0 B4 g# |* i; J6 Q
- LSR
, D# h9 v" }2 a$ s6 Y, L4 F ^ - LSR1 \6 ]" B: }+ Z! [
- TAY7 J9 M7 X; ^. M' z$ H
- LDA Bullet_Speed_Data_Ex,Y
" j) g0 P+ n, q* }+ v4 i - STA Bullet_X_Speed,X
: v2 x; ?/ b+ m2 W' \, ^( G, [& d - RTS. @- j6 L5 c4 B/ J( |- Y. p
-
: ^& W4 \2 D- d. ^3 C$ d$ @ - Track_Enemy_Ex_X_Less_End:4 T3 P" Y! L3 ^& v% z( e ~7 _# z
- RTS1 K( l. I0 v u, f* t. @8 W; k
- & d% Y2 w+ ~8 s- U
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
/ X# @2 p2 h; i, u* _2 C4 b - CMP #$033 s. a+ S2 p9 d% H& d
- BCC Track_Enemy_Ex_X_End
6 {9 r ^; j6 v5 |0 _ ?8 | - LDA $6020,X; y3 _9 Z- W$ u
- CMP #$2A: F2 `! y0 C, y" ]
- BEQ Track_Enemy_Ex_X_Greater_L1
2 g* n( l6 D8 l. u - LDA Bullet_Z_Pos,X1 k' t& q3 Y$ [
- LSR
, {; u. H9 D2 J% X - TAY3 e$ }) A8 o8 a* ]/ o& I# |# D2 m! s
- LDA #$00+ e3 e2 [9 l. m( `7 ~0 \$ p1 Q8 h$ O
- SEC/ E1 A" I7 E2 m+ ?7 U- D6 g8 C, f/ I
- SBC Bullet_Speed_Data_Ex_R,Y$ I7 j# S9 ~5 C% E, C
- STA Bullet_X_Speed,X
5 \8 H6 e; J3 ~" S9 C0 H - RTS
* R* ~9 q. b/ W ]& T O/ S -
3 N& D, @( |" m# T9 x( `) D8 ]# d9 o - Track_Enemy_Ex_X_Greater_L1
$ C& G2 A# U9 P, P# Q - LDA Bullet_Z_Pos,X: O4 P) _* T5 d& u$ I7 x2 n, `
- LSR
# ?8 F3 s7 ^- d q - LSR
& ?* T/ S/ H7 p/ | - TAY
1 Y5 y$ x! Z( R& K, m - LDA #$00
3 ^/ A, t- @- C& D( l - SEC5 f9 ?3 w0 k. \% \; H; v
- SBC Bullet_Speed_Data_Ex,Y
; T; _0 V6 k; I4 C - STA Bullet_X_Speed,X
, t4 l" V5 j; _ - RTS) V9 V2 |6 {9 ], p* x/ P& O3 K& m3 V
-
, N, ?4 ]& l) O8 F. m% E+ P6 E - Track_Enemy_Ex_X_End:; [# y! w# b/ ]" ^' r
- RTS2 h) S9 x% B5 T9 P; S" o
-
" K2 w8 A2 p$ Z2 {: m - ;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); }3 U" } e9 U7 L; S- }
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
$ C2 \8 q" \1 V5 ~" h1 n - Bullet_Tract_Direction:
$ T; c5 k* z: Q9 |( N; Y - LDA Bullet_Icon,X y/ c( ]- [& O/ R
- CMP #$23
9 U& |2 W0 {4 t, r - BCC Bullet_Tract_Direction_End
6 T0 o6 v7 V0 R2 Z" i+ b - ( I% x: R! s% t% L, W
- ; X != 0
U% }. _4 X2 [0 _/ U6 v. e! R' k - LDA Bullet_X_Speed,X
( T7 u4 {+ O* q& B, E0 g+ F - BEQ Bullet_Direction_V# J) W- m4 P) S- ~
-
8 O1 s/ R4 |( n$ z% | - LDA Bullet_Y_Speed,X
: Z" X4 W& G# G - BEQ Bullet_Direction_H$ V c, S# B. I8 J# z: X0 r
- ) \) G. H8 C# X' Z7 F3 [7 r
- LDA Bullet_X_Speed,X! _3 n- i! C4 a3 x' a
- BPL Bullet_Tract_Direction_Right
; a6 Y; a# x& N$ P% p - Bullet_Tract_Direction_Left:' m1 b% h7 k+ m$ n! j- |2 L! W8 s- ^
- LDA Bullet_Y_Speed,X0 g( {1 {& Y( J6 `' w
- BMI Bullet_Direction_Left_Top% @2 P5 b) J$ y7 ~9 a2 \9 Q0 A" n5 S
- BPL Bullet_Direction_Left_Down2 C, Y0 ^& T# g. @9 q2 u# s7 k3 d1 x
- Bullet_Tract_Direction_Right:
' l: p) v- D! t5 L# B5 o- Z# r - LDA Bullet_Y_Speed,X
4 v7 W) i% O* u3 o - BMI Bullet_Direction_Right_Top/ d. _1 F* ]+ F. w* t4 |1 j9 I
- BPL Bullet_Direction_Right_Down X. I* J4 B+ q/ k
- Bullet_Tract_Direction_End: A- F) Q% W! f! @' d s2 L0 E
- RTS
+ p% k# j+ E- f5 |1 V
( L q. Z& z+ u, W% a9 ~' ~- Bullet_Direction_Left_Top:' p5 ?! a3 H8 A4 O) L! K
- LDA #$25
& b2 K5 }( ^- ?; |7 d, a1 | - STA Bullet_Icon,X
8 e& G; h5 y4 }# O: U3 l+ q - LDA #$C00 O, m; |0 v, d( K) Y2 c
- STA Bullet_Direction,X
6 U& j# y$ Q* ^1 @ - RTS7 ?/ ] b1 Z3 f4 i6 b0 P2 E
5 T. L# C3 T+ h# a$ I- Bullet_Direction_Left_Down:0 j2 f) k$ e- w; H
- LDA #$25
! g% a- B7 d- @) n% U1 [1 b% W - STA Bullet_Icon,X$ b9 t: ^% C7 J# K8 j1 ]
- LDA #$40& z( q! d6 [6 ]+ h
- STA Bullet_Direction,X) b. e. P! Y" d4 H3 I" w- |
- RTS
, ]6 K- v* C; O7 Y% t - ! ]* Q; p% \! G) Q; `( _6 i# h
- Bullet_Direction_Right_Top:
3 d. t/ ?. x* t6 ?0 J* t - LDA #$25% k4 F9 r: k$ W+ B) V& Y1 Y6 M
- STA Bullet_Icon,X+ ^* D. |9 I2 X
- LDA #$80 ~8 R# L" F: M/ ~) K+ w% L$ t
- STA Bullet_Direction,X) J9 Z+ x' ?: w" F. a3 R
- RTS
: \8 b m% G- {) ?/ Y, A - * S+ G+ x6 b9 M
- Bullet_Direction_Right_Down:
7 B' T5 y' y3 R; C - LDA #$25) U& X4 F5 b) t) ?5 b' k6 |
- STA Bullet_Icon,X
4 `& b! C- w; U* f4 F& q- | - LDA #$00
: k1 f+ O+ b4 i# q0 h! B0 R - STA Bullet_Direction,X. R. p" H9 d& T4 @
- RTS
' N) d2 |: L) }/ @7 v& L7 R" _6 z- ?
& |, R( p% J- {% j1 z- Bullet_Direction_H:* O7 e" g4 I" V+ r
- LDA #$242 z; Z- C7 r2 m. \, p" [6 y
- STA Bullet_Icon,X/ A8 {1 @2 {9 q
- LDA #$00
& H( k8 `0 J6 K. R; y& X - STA Bullet_Direction,X
0 W7 }. G: \4 Z$ D) t& f - RTS% l1 Y3 w; S4 i, s) J8 u; z
1 e! z* V& H6 |1 T2 ]$ u; Z- Bullet_Direction_V:9 ?$ @9 a% _* s8 Z/ Z/ A6 f/ t
- LDA #$23
+ e* h3 p4 l( x; M& g8 Q: y - STA Bullet_Icon,X
) C9 @& f B+ @# ^- Z# K - LDA #$00
6 x' Z, m# N" K1 u5 U; ~" _ - STA Bullet_Direction,X
( N% @+ Q5 B0 p# e# m+ X0 d - RTS
: J7 q% H# l' B/ w; a7 w7 i k1 G - 1 C8 o% S: \% i8 ~
- Bullet_Speed_Data_Ex:# {% I" Q- O9 E* L3 Y
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
( }* f. j0 Q, \' O -
4 ]2 S% r# d7 c7 r - Bullet_Speed_Data_Ex_R:
- `, ]# C0 o4 Y) x9 a - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
7 X9 A3 H1 x$ {* A& \4 m; J -
复制代码
6 m& I" G8 p% E9 T. o! v% F7 v: o ~7 [. O, E A6 `. S" U
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