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[FC][魂斗罗][J][追踪弹]
/ v- d( D, `: O1 D
: e& m! _) y g1 E8 |, M; H; t时间:2023.04.30
4 K [8 G& n% y3 } m) p9 B( s作者:FlameCyclone
/ Z* `% B' d% }' T3 y# v内容:5 N6 {% [" [- P: B! c' V
1. 所有子弹追踪敌人7 A; h6 C! E# j/ s X
2. 选择键切换武器
6 [! O, q% L! [( u, |1 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( B( b# W/ E. U+ N0 r4 _2 U
2 y) I! @9 J9 L
flamecyclone.ys168.com
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( ?% L1 I8 Y: }/ h# P- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
; {& I% v4 |" d) O/ Y+ z) w6 p - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
# O$ n$ L% A! y! x: M( ?% \7 h - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下). r7 z8 D9 e7 P/ t" r& b
9 O# S1 {' _0 p' ~8 a- `$ ^8 A2 |0 G- ;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; w T" B5 y; j, T& Y4 X4 C) @" U
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上! u) Z. n( D; D+ ]
0 F& N0 K. j/ K* S, i- Track_Enemy_Index = $6000/ `1 \3 u0 j& W: I
- Enemy_Index_Begin = $6010: t3 m4 N% L2 n
- Enemy_Index_End = $6011 [( R1 r3 M+ N* G" i: z
, ?: f# {4 I/ n; C. [$ g4 Z- Loop_Index_I = $6012
' S. q0 h# }! l! W* `# x - Loop_Index_J = $60137 U! e" t: i* Y$ \2 o5 I# H
- nEnemyIndex = $60144 g5 {( Q9 |& `% v
- Data_buffer = $6015
( p; y b- V6 ?( g: V8 o
: H) I3 A$ G) K+ F3 x5 p- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; o4 `' S% O( M0 ?* q, E0 x - Bullet_X_Pos = $03C8 ;子弹水平坐标
; I$ K3 a6 |1 A! S8 ~3 K - Bullet_Y_Speed = $03F8 ;子弹垂直速度2 w! S" r" N; X* e( M/ k0 ]9 Z
- Bullet_X_Speed = $0408 ;子弹水平速度& l0 K+ V$ l' y/ P4 P
- Bullet_Z_Pos = $0418 ;子弹Z坐标
+ E: i. g5 C- R" v6 t - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P8 g9 u7 M5 z& x1 }" ^
- ' l n; _4 l7 y
- 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
& S8 R O+ E- G3 \1 k - Enemy_Blood = $0598 ;敌人血量
$ h& P% s4 T5 G3 x - Enemy_Type_Addr = $0528 ;敌人类型( a9 X% P# O$ G; ?/ y+ d! N& d
- Enemy_Blood_Addr = $0578 ;敌人血量
; a+ d! \3 r5 S+ Y - Enemy_Y_Pos = $0324 ;敌人垂直坐标
3 j/ E R6 i1 C! H: k$ { - Enemy_X_Pos = $033E ;敌人水平坐标5 o) S3 P* g9 |* g3 y6 r1 d
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
# R3 L w, U/ u0 E - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸( E( l2 M2 q, ?
- 2 n1 h) L3 I5 U$ M' ^, P
- Enemy_Index = $83 ;
( J! E0 T, \' U1 K+ A6 X7 o - Time_Count = $1A
6 V* [* x c' y9 ~8 i - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率4 h% P7 Q) e$ O
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率$ L- e; @' T; P1 P. U
% n3 p( N2 r6 K+ z- % F# D# d, e; l# t" k2 V
- .ORG $6100/ R n1 d3 w$ A7 G& e2 Q; o" V/ ]
- Process_Begin:
9 b8 i8 h8 ?% ]3 ` ^, d' v - JSR Enemy_Check) \2 I# G* P1 w( T5 C: I: x5 Z
- JSR Track_Enemy_Check
7 [ `5 h d/ C T8 t* r - Process_End:
. t) ?4 \& [ H8 `0 K( V7 g - JMP $E54F2 S. K, R& i! X E0 E/ M0 |; M
- g3 S9 e3 o0 j
- Enemy_Check:! D- p) }/ V9 q8 \5 `
- LDA Time_Count
8 y% _# [" E8 G |! m4 x - AND #Track_Bullet_Speed' K; \; R, E7 d. }' n7 w
- CMP #Track_Bullet_Speed9 y4 o) o+ q( E" ] s: V% m* Q
- BNE Enemy_Check_End
* Y7 @0 \( ~& R- E1 l$ ] - LDX #$0F
6 t' Y( b; q: ^6 b - Enemy_Check_Begin:
3 L7 X# K- Q, d - LDA Enemy_State,X# m8 q& [/ {! e' b
- BEQ Enemy_Check_Continue
' p% W' B. h+ N2 ?* C - STX Enemy_Index
# B# q1 N: s- I - JSR Find_Begin_Enemy
$ n. N! ?4 ?- C. r% Z' s - JSR Find_End_Enemy, m: u2 h- J8 ]5 q! t
- JSR Bullet_Track" \" g( }3 V; R5 O3 o) e
- ; X2 z7 s) S6 ^: t+ S4 K
- LDX Enemy_Index
& F1 |" }; C" [* F7 z% G0 m: W - Enemy_Check_Continue:3 k* J8 ^9 r5 h) R2 y
- DEX
$ |! `# K' i& T9 @2 z3 w - BPL Enemy_Check_Begin# H) f: _' A# R* r# G' m
- Enemy_Check_End:* w0 [" O, i) J( O0 c
- RTS
( |; U0 \7 a# k' Y8 T -
|1 \/ u7 c0 o! q# N; }5 _1 C - Track_Enemy_Check:; `% P; X8 P5 s
- LDA Time_Count0 X. J6 n. [1 J9 W: m
- AND #Track_Enemy_Speed
4 ?+ F- b. j& ?$ q3 V$ e- O - CMP #Track_Enemy_Speed. }+ s. K% g" r
- BNE Track_Enemy_Check_End0 a. z% g" {5 t* v; ~" U4 E" J
- LDX #$0F
9 x, I' F6 `$ ?2 K2 d' l% B7 n7 u - Track_Enemy_Check_Begin:0 K2 y6 u" K! g+ \
- LDA Enemy_State,X
. _& ?! J6 O8 a4 O - BEQ Track_Enemy_Check_Continue6 q! [& H/ o4 A0 s$ h
- STX Enemy_Index
) T. F! U$ m6 U9 U# v - ( b9 C8 O+ F( p5 [$ }5 r9 m' e+ c* [
- LDA $40
( @) N; B$ F/ z0 U5 N - LSR
( m- J. E1 S7 E3 J$ h+ a - BCC Track_Enemy_Check_Begin_L1
6 ~$ L. E. Z% V) ~7 [ { -
1 h7 j: O# W0 Z - JSR Track_Enemy_Ex ;2, 4
2 c) V0 S: x( W- s! E - LDA #$00
. R+ t2 t: B+ [" I. G( F! k - BEQ Track_Enemy_Check_Begin_L2
8 U( }$ M9 ?6 @$ P# h, Q5 E4 ? -
* Z5 b' {( s9 ~& a$ X - Track_Enemy_Check_Begin_L1:/ S4 I& y9 U$ \! q$ {
- . w6 A( G$ t4 n* b# B. ]. ^ T
- JSR Track_Enemy" H" H# J' s" o8 a0 e9 R6 W
- 2 N! V/ L' x3 D; S. B
- Track_Enemy_Check_Begin_L2:
, Z" @- F7 U9 A" p9 d/ [$ v5 p, D% R -
+ S) L" X' i0 _ - LDX Enemy_Index) L+ C8 q* p! o, h
- Track_Enemy_Check_Continue:
# ^& l, V/ F$ { - DEX1 I+ F4 W1 W0 _ G! j* e8 J
- BPL Track_Enemy_Check_Begin; W2 U% {: ?8 s2 U9 v6 M+ j" }
- Track_Enemy_Check_End:
- {+ X" v/ t7 {5 s3 ]" j) C' @# R - RTS5 \5 f6 ]5 Y' N, o/ x, O4 T; B
2 \( o1 C+ d# A) p, j! o6 J5 @
, M' x5 \- ~" d- ;查找第一个敌人
% N& k5 D/ j' V - Find_Begin_Enemy:
- `0 G7 o) _8 m3 r! V* t# S% P - LDX #$00
! Y3 s7 n1 F4 k2 T# {4 X, G - Find_Begin_Enemy_Check:
& U$ Z7 g+ ~. \ - LDA Enemy_State,X1 H4 L i' d! `* ?: s k, J" W q
- BEQ Find_Begin_Enemy_Check_Continue
6 e" D4 M' m. _; f" J - LDA Enemy_Blood,X
, b) [; S2 @! U - BMI Find_Begin_Enemy_Check_Continue* E3 t/ D6 s, J( z4 L9 `0 {
- BNE Find_Begin_Enemy_End f1 z0 F: D# z- X9 G
-
, R/ Q; l/ H( }! I - Find_Begin_Enemy_Check_Continue:4 U+ L, e1 A4 G( g' f% g
- INX
. O6 O$ N0 k4 O) [! H* x - CPX #$10
, {1 U4 z1 G* u0 A! u8 D7 e - BCC Find_Begin_Enemy_Check5 j8 K2 P% y. k' A% X% u& N" z9 r# ]# l
- Find_Begin_Enemy_End:. e& Y% f' t& a" _. p
- STX Enemy_Index_Begin. P" s+ D# Y& h8 ]' z, R# A
- RTS! }+ J: p0 q' a
' ^6 L* C, q0 q0 k$ A8 |* z0 M- ;查找最后一个敌人
7 C0 p' m" F# _# A+ C! B - Find_End_Enemy:
% r/ l& E8 V0 H# n C - LDX #$0F
! s; y1 {, \ A" ^7 Y! R9 c - Find_End_Enemy_Check:
: v6 L1 \( U! | - LDA Enemy_State,X
9 H# \3 l) Z5 j: v& t. `# f - BEQ Find_End_Enemy_Check_Continue$ k. T: L+ {$ E" r' u
- LDA Enemy_Blood,X
2 m- z# c1 r% n: E$ C. s: u - BMI Find_End_Enemy_Check_Continue
$ K) A1 S6 m) p - BNE Find_End_Enemy_End( s. f" N% u* A/ }, S; f. f2 D1 t9 _9 c
-
# m/ _3 S6 t' R6 }: l& j - Find_End_Enemy_Check_Continue:5 t6 y( h4 [& b
- DEX
3 y, m* {: \0 A. W5 Q- p - BPL Find_End_Enemy_Check' H( d3 u5 A- G' [+ o9 m6 n
- Find_End_Enemy_End:9 _8 }3 Z! Z% {1 K. c
- STX Enemy_Index_End1 \ V V( P# G! i
- RTS
% i# p" \, {- \- G z) U- l( D - 2 ?0 x' d+ q: s* L8 Q. Z: y
- ;子弹追踪
- [$ e/ U5 [/ B6 b - Bullet_Track:
i8 | L* F; R8 X( H! c3 H - LDA Enemy_Index_Begin
7 t/ Z# n' L0 y. \ - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
! d5 k) u9 \2 P q N - LDX #$00 $ Q- @. [& T- n" H( _7 ~
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)* U3 I8 z9 w$ p, O$ T/ E: @1 i7 m+ c
- LDA Bullet_State,X
- ^: P8 O' ~: M& V* ?' B - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;: T9 |+ L* T, h; A8 ^1 e
- STX Loop_Index_I
, A- B7 ?/ O- l# a - " K/ ?: z8 K: p* O2 ]0 \$ c& Q! r
- JSR Bullet_Track_Enemy) n! b6 { ^: g0 y
- JSR Bullet_Tract_Direction
& f. y( Z6 c' x" Q; _: }/ O3 t - 4 E9 S4 G$ ?) y' j
- ;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
' N8 }7 o8 A [9 S; r4 U d( Y - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;7 q& o8 N Y5 w" `! O6 S5 r
- LDA nEnemyIndex
l* g5 N P5 t" ^ - CMP Enemy_Index_End
! f( [- G( O6 d' w. F! u, J3 [$ c6 S - BEQ Bullet_Track_Check_Continue
K w* t% Y: Z4 m# C% } - BCC Bullet_Track_Check_Continue) o, T2 y. B& [; t# Z% c9 R! P- S
- LDA Enemy_Index_Begin
' R, ~& }) Z& `. z3 ]) h/ b4 L; K - STA nEnemyIndex7 I( _: a1 W e0 b8 r) ~
- 8 N" `" Q8 A# a, Q
- Bullet_Track_Check_Continue:
1 j+ x3 Z+ D2 u; ?, t* D - LDX Loop_Index_I
% C! z, A# l! A* [; |! W* s& I - Bullet_Track_Check_End:1 S% z" d7 k1 q: O! J. G& K. ]
- INX
1 ^+ D3 `! E9 g% r - CPX #$10: H6 h9 ^+ e& o5 W
- BCC Bullet_Track_Check( g Q/ L6 b1 L) L% N! C- K
- Bullet_Track_End:
$ \" I! t7 k1 D5 h! p - RTS
5 {6 p( N! d. l j - ! w7 b1 X0 ~7 _( ^5 `; c
- ;给敌人分配子弹' q) C' R2 Y0 V
- Bullet_Track_Enemy:
/ K0 `" ~! C" C4 f' F a6 V9 b - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)- K% @' r- r& {7 ]% |, a8 v
- Bullet_Track_Enemy_Check:
6 J* h+ L, h) M3 z, h* I - STX Loop_Index_J* r' j( f: b8 r4 K$ a
-
, i( x! P6 m! u9 k6 m Z* E/ a - ;if (0 != nEnemy[j] && -1 == nTrack[i])3 e- ~$ Z5 Q8 b" O, y z2 w6 ~
- LDA Enemy_State,X
6 h$ m. Y7 o* ?' b - BEQ Bullet_Track_Enemy_Check_Continue, }0 d. \. I0 t6 ]
- LDA Enemy_Blood,X
2 @; F; W; U: G* _; I' r% o - BMI Bullet_Track_Enemy_Check_Continue
. X3 T8 Q! H+ B8 t9 o4 A -
. } J- ^2 C5 u5 ? - LDX Loop_Index_I. o$ ?4 S3 i* i& @
- LDA Track_Enemy_Index,X) R# _# ~$ C0 x p6 N* e9 E ^
- CMP #$FF4 E/ h7 r: g6 v( c7 J
- BEQ Bullet_Track_Enemy_Init) L2 @. d: @" R" d* j
- # U, w1 L! g) {3 r/ X/ C' _
- Bullet_Track_Enemy_Init:
. }0 i$ u/ K9 s7 F# e' K$ Q - LDA Loop_Index_J
5 @0 ?" [8 p9 ?( M6 a) r - STA Track_Enemy_Index,X ;nTrack[i] = j;" Y- U1 \* O5 C, O/ B+ Q+ W6 ?
- 4 O7 Q7 k/ u: O
- STA nEnemyIndex
' N0 T% V- ^% R7 ` Z7 I9 y! x - INC nEnemyIndex ;nEnemyIndex = j + 1;9 h$ X |% s6 M4 N/ r: y6 u& c
- RTS ;break;2 F) b/ {4 J1 C# e
- " O6 x6 P: X5 M- b4 _
- Bullet_Track_Enemy_Check_Continue:2 b; D' V* c+ | p, i: Q
- LDX Loop_Index_J
! {0 _. J- F$ W- p o) s3 V - INX ;j++1 R, H! ?4 y6 g& y8 M, O: y% a
- CPX Enemy_Index_End7 _3 q4 h1 Z* v" }* W
- BEQ Bullet_Track_Enemy_Check
" f8 n- J$ L6 V) o2 i6 b - BCC Bullet_Track_Enemy_Check
) R3 T% d- p* c) [3 M - Bullet_Track_Enemy_End:
! {% b `: a5 w+ O1 H( { - RTS" h4 U* Z$ ~7 j% V, k
- 8 R2 p: O& @7 g2 ?8 f* l) ]
- Track_Enemy:$ _6 a6 s' h4 F: _: h. h, S9 Q5 u
- LDX #$0F4 F ?9 E B/ t* m$ h2 ]. `5 A
- Track_Enemy_Begin:4 ~; k9 S& M; t; C( _4 M6 s4 l, i" u! \
- LDA Bullet_Icon,X
% _ c [, E8 C# P7 t - BEQ Track_Enemy_Continue
! A! c4 t9 |9 @" \/ M E6 f - LDA Bullet_State,X
7 I! y& D G$ v; }1 i. g - CMP #$01' E/ W- b, n. d" Q" N# v/ g4 F
- BNE Track_Enemy_Continue; h/ b7 j1 s i: `
-
2 K6 G! x+ s! n- V3 { - JSR Track_Enemy_Process0 [( e+ Z, P; Y
- 9 {. S* M' w* a5 p C/ w
- Track_Enemy_Continue:
* k! @4 p$ G6 f4 f& Q% m6 `) G0 V; N2 R6 J - DEX
/ o; x0 ?: U/ a - BPL Track_Enemy_Begin
6 n& F1 }1 s6 H) ^4 x" M - RTS" j5 Q) a: _ f1 J7 G" q2 P% Q
- : X7 ~; i0 z3 |3 b8 M. |
- ;普通关卡; ^. j/ b0 J; K3 T
- Track_Enemy_Process:
, d" A5 u' F7 P/ _* M - LDA Track_Enemy_Index,X* M4 F, K! h& u, \3 m* q
- CMP Enemy_Index/ q1 \+ M r/ O1 {; `6 g! K+ o+ h
- BNE Track_Enemy_End
% Q& D6 x8 G6 h7 o* d5 r! q - LDY Enemy_Index: P& I1 M& b- h; Z3 K, R
- JSR Track_Enemy_Y
7 g" M4 R' t f& m - LDY Enemy_Index6 v* o- b. z- c+ x* B7 k# [
- JSR Track_Enemy_X
$ m7 |6 o, `1 c6 \1 B; H# t4 J - Track_Enemy_End:" p1 M% M: W( s/ t; g- C, R3 W" B+ O
- RTS/ [9 s1 `$ ?2 A( w5 ?+ L
-
3 j9 n+ R, L& E) R# l - Track_Enemy_Y:
5 n5 E; }. g/ M( Y - SEC+ C1 v! g, U4 s1 D) Y' y0 b
- LDA Bullet_Y_Pos,X6 G2 y X! [4 P8 }* B
- SBC Enemy_Y_Pos,Y
2 ]( h/ [% I/ {5 G/ u4 D9 o - BEQ Track_Enemy_Y_Equal( J: i4 s z5 Y1 \6 o9 ^
- BCS Track_Enemy_Y_Greater
' z% m+ M6 x, Z. N" I/ r. \ -
" ~/ e9 J; [ M% z" Z - Track_Enemy_Y_Less: ;子弹Y < 敌人Y- i2 L- l+ y+ P; t' T$ e
- CMP #$FC
) t4 `. Z7 o3 O6 B3 U- E - BCC L1_14 y0 T( Y6 x: f) b' g5 T
- CMP #$FE
5 R5 F: s0 K9 d. y- R n. U/ U! q - BCC L1_2
; z7 n3 e) J. j - LDA #$00/ ^/ M% X0 [" R6 C/ M6 k# p
- STA Bullet_Y_Speed,X L" E/ o; Y$ u! r. ?# ]1 X
- RTS
) c( x$ p# s, e) m& a9 `% ?" B4 b q - L1_1: 2 N; O4 w: a* T& T
- LDA Bullet_Type,X8 p, ^/ b2 n% y3 M8 e$ N- m' c# a
- AND #$0F/ b' P. y Y1 V @. Q
- TAY
# G8 _! F; { t, ?5 r - LDA Bullet_Speed_Data,Y
6 e8 ?: S( u2 {1 K - STA Bullet_Y_Speed,X
; R; f# _- v, r6 c7 } - RTS3 v2 S2 i# f+ A% i* O* W# U
: t* Z6 }! H. O0 Y# B2 x! @- L1_2:
" e, s% j, q3 H$ T4 j5 P* F - STA Data_buffer# y% s0 }7 e) o9 I
- LDA #$006 z# K5 s: }5 c
- STA Data_buffer
0 `+ g- a- X9 ~4 S- o) Y, E: o - LSR/ k+ r5 M( V0 r1 c& \
- STA Bullet_Y_Speed,X
4 Q1 G/ B! O, p, ]( \9 M - RTS+ I# B/ n( h; P" _5 {2 c4 X
G7 t! K2 @7 i- i- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
0 j& [" A- R8 Z+ a8 g - CMP #$04
# j2 U& I8 o, F, Q - BCS L2_1
" [6 }1 X) w. U3 z4 E - CMP #$04) C" H3 @& j& L/ e0 q+ W1 F
- BCS L2_2 R& i$ |6 \) k4 G$ y8 I) b
- LDA #$00# V4 |9 m0 k. ]9 }8 d& Q
- STA Bullet_Y_Speed,X
0 C' p& ^: Q \0 V - RTS# M' M+ a; d# F
-
/ J# M4 A' ?1 ^8 U0 C M - L2_1:9 _& b4 J5 g5 ]
- LDA Bullet_Type,X
6 k/ Z! t2 @% \% E( b2 x; v+ O - AND #$0F/ V+ }" l4 @0 j/ |5 T4 ]
- TAY
0 ^. n0 n. P) a- F, S - LDA #$00
( v% I3 M& t) e, t8 D3 P+ c - SBC Bullet_Speed_Data,Y1 l# K) i' f6 {
- STA Bullet_Y_Speed,X( Z; d1 `' @& i1 k( j
- RTS' F/ c x: u3 A, _/ O
- 1 K& w* U u2 s- Q% a+ |5 P
- L2_2:! |& K7 d, x3 w+ x/ Q& D4 a
- LSR
6 l! ?6 j' @4 {3 k - STA Data_buffer
( v4 n. _& ~1 Q9 M* h - LDA #$003 V) u% M$ U4 [" c" t
- SBC Data_buffer# T u" ?# A5 F0 L, X C3 y
- STA Bullet_Y_Speed,X" Q6 k9 p+ r6 ~5 S. N+ {
- RTS
1 [8 ?5 T9 b8 e9 Z7 S4 A/ ~" U9 l -
& \2 q! l, f3 U' T# d - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y" B3 R2 W- N- ~0 \# J% M
- LDA #$00
; j, M, v0 N9 w$ t2 Y2 s - STA Bullet_Y_Speed,X
3 P$ g8 m4 R% t$ E0 A8 V - RTS
, }/ d# r% Q/ ?% h" T8 E* H. C& i - # {$ q/ c5 Z. _* d/ F# Y
- Track_Enemy_X:
3 _( i5 D; I `) h* u5 j7 A4 R - SEC% J, Q8 b" v1 U& y0 t
- LDA Bullet_X_Pos,X
# V6 X/ {" N' E - SBC Enemy_X_Pos,Y+ c) ^" T3 U$ h i6 j0 x
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
$ k/ x3 m: `6 D" q* { - BCS Track_Enemy_X_Greater ;子弹在敌人下方8 t5 g: C$ |5 K, d) l, Y# r
-
2 _, g( Y, H5 o$ z6 g2 r - Track_Enemy_X_Less: ;子弹X < 敌人X6 W* }8 [. o* \2 }& |
- CMP #$FC. o4 D# z6 j( u" L! z5 e7 F% B
- BCC L3_1
5 ?5 z' V6 i4 K* y. h" ]9 S: F - CMP #$FE
: U! v9 H' s2 U1 N& p5 ` - BCC L3_2
4 J; ?* [* d. _. v! T8 Z5 H+ { - LDA #$00! B( e3 K2 T0 P/ y8 _
- STA Bullet_X_Speed,X
0 f7 I& t; c( I: @6 _: J - RTS" n5 ?% F6 v4 `. b
- L3_1:
4 Q! g( m/ l, W9 O5 Q - LDA Bullet_Type,X/ M3 W2 M! E5 C) D0 R
- AND #$0F J, A# p+ Z% E8 a4 q
- TAY
* A9 L/ t. W2 D/ Y3 c9 z - LDA Bullet_Speed_Data,Y
U* t7 n( k/ m- |' L% b) ~) s - STA Bullet_X_Speed,X
6 Y* m* d0 Y" A) E _% ~* a' o - RTS
: j4 f- h, |* g( b6 h6 d$ [1 A - L3_2: % V) c# G8 u, r' w7 v5 m
- STA Data_buffer; j* {1 R7 F( d1 R
- LDA #$00
g- T5 y" R* b( X - STA Data_buffer1 }5 m: r2 ^& |$ ?
- LSR
6 G+ B: M+ r) _) b8 ? - STA Bullet_X_Speed,X
( m" b: R |4 b% b( m# [ - RTS
. R2 p* _4 T2 i. j -
/ t+ @6 O; K o4 W @+ b - Track_Enemy_X_Greater: ;子弹X > 敌人X
; h* m$ c0 J4 S( j" R: ^3 y9 t - CMP #$04
2 [" [( Q. V$ x4 S( Y. E3 t - BCS L4_1) y' r6 q2 E+ a8 t+ Y/ i u" h! D
- CMP #$02
0 g9 C# z' A" H3 U - BCS L4_2
3 c/ v [& u) k G Z1 _0 K! z - LDA #$00# C! r) y6 s; u0 ^6 J+ |8 q- m
- STA Bullet_X_Speed,X
$ \+ B( x# x7 U- v! O - RTS
2 x8 _: k3 G, F. N1 f1 _1 a- k - 9 d4 X7 M- k% j. q) h+ v7 x0 `
- L4_1:
2 g0 J# J1 W" {) X# ]" Y [ - LDA Bullet_Type,X
6 x# o' s! C' G& n; M8 ] - AND #$0F
$ J$ M* h' q- g$ H7 D- {) ^ - TAY; g" B$ e/ c/ A1 C( |" w0 n
- LDA #$00
' ]. w' J3 H8 }$ q - SBC Bullet_Speed_Data,Y
9 T, j- f, ~) A - STA Bullet_X_Speed,X
1 h8 m/ K( A# r1 F+ _ - RTS
) b1 Z1 A2 ]! L, s9 ] - L4_2:
, O& d1 M8 ?- ?3 a! | - LSR
" V+ F9 b+ F3 C0 m8 I N! F - STA Data_buffer
7 r) U. X0 s" }* q6 } ~. ?" ^. m - LDA #$00
9 w/ l* C- [( u3 `$ ]/ P+ j* ` - SBC Data_buffer& J* j/ \2 F; g0 v, a
- STA Bullet_X_Speed,X" E2 J8 R o) F% A' d. a7 E( `* Z
- RTS
2 M0 C# v0 i" y2 G" o' Q - ! l# @( ~! G3 Q. u
- Track_Enemy_X_Equal: ;子弹X == 敌人X
t0 @* d: ]$ F* S& G) K$ b. [ - LDA #$00
8 M" n- M9 ?( f& q' p7 g - STA Bullet_X_Speed,X
1 W! G/ F/ {! |$ l' r# [ - RTS7 c9 B3 B& u. K( q2 u2 q
-
. q' \# Q/ v3 j9 ^, U( B - Bullet_Speed_Data:) @4 e! |6 Y. k7 r$ V
- .DB $00,$03,$03,$02,$03,$039 m" D$ Z" V' @2 D5 q9 E) f" P
-
U& f W& p6 ~7 V - ;2, 4关
' L% c0 v: Y1 q9 l* q3 T - Track_Enemy_Ex:4 B' H9 i2 L7 c. u' \) I
- LDX #$0F& [% |( j6 J, l8 U4 t% |! \% N* a
- Track_Enemy_Ex_Begin:8 y+ o p) }4 F$ }. z' {, r0 s& e
5 W9 E; d6 T+ ~% u T0 |- LDA Bullet_State,X% ~0 a2 @4 F% f
- CMP #$01
7 l( i" p$ O( F( I - BNE Track_Enemy_Ex_Continue5 n l; c6 [' z% l
- ' o- {+ i1 x' E5 c: R' V1 E1 l
- LDA Track_Enemy_Index,X0 r3 t$ \( S: {
- CMP Enemy_Index
" V6 N' b" o7 G: C# Q - BNE Track_Enemy_Ex_Continue ;匹配追踪目标; k; T8 Z4 g& F: h( ]7 ?2 p3 ^
-
. n& e, W& B# M7 D6 K+ Z" | - LDY Enemy_Index/ f: f2 j9 m4 S* Z& Z% p2 `" f
- JSR Track_Enemy_Ex_X9 z* |6 C% _# ^' X
- 0 s8 O) x* w7 T& R2 N+ }
- Track_Enemy_Ex_Continue:1 Z7 |3 O/ c3 q
- DEX! ]. u) }4 a2 I' P: N3 O9 C1 |
- BPL Track_Enemy_Ex_Begin
% E( `# k' s$ M3 o! P2 ]3 q - Track_Enemy_Ex_End:
$ P+ N; f+ W" f$ Q2 I5 e. O - RTS2 R3 Y7 O; p, l- [
- ! b9 j& W1 p& M. M" b
- Track_Enemy_Ex_X:1 P* {; Y3 @( W& P) n- z% q3 h
- ;LDA Bullet_Z_Pos,X
( N, q* {# Y2 ~; _# |4 i* n - ;CMP #$04
$ X G8 z" X0 s! w - ;BCC Track_Enemy_Ex_X_End- Q {( q3 z L1 n' y) `: D' P! \8 E
- SEC9 {0 r* D" M2 t7 D0 t
- LDA Bullet_X_Pos,X
S0 q! U) }5 R( y - SBC Enemy_X_Pos,Y( V! P$ G# U+ o$ q
- BCS Track_Enemy_Ex_X_Greater: u( J7 s, k# r
- . Y# a: d; W, k" ?8 D- N" \' e
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X. G2 J: A1 D+ J3 C) u* m; z; W6 P! q
- CMP #$FD1 ] u' j: Z: Q1 A5 L
- BCS Track_Enemy_Ex_X_Less_End
+ `6 M! x- a7 m! L4 F K* | - LDA $6020,X1 F9 R( O% z% ?& T
- CMP #$2A- z' F) l8 n2 q* K
- BEQ Track_Enemy_Ex_X_Less_L1* E1 u. T* Q7 G0 ^
- LDA Bullet_Z_Pos,X! O$ P+ v! Y5 a- e8 ~
- LSR
( V0 @! E0 U9 r- n$ l+ k - TAY8 x8 G* g2 {, l% d0 ^" I
- LDA Bullet_Speed_Data_Ex_R,Y
+ C! t6 y6 K: S3 p. D6 G - STA Bullet_X_Speed,X3 n' G& g# a! _
- RTS9 P" @5 t+ k: q- _& |
- Track_Enemy_Ex_X_Less_L1:
" n5 u' p& h* F( V
0 \* K6 b# V- ^) ~& l& q- LDA Bullet_Z_Pos,X) W6 D- J/ D( p3 Q0 P' X5 G
- LSR
9 f2 X9 c# A7 Z8 `0 u7 Y - LSR
8 h8 V" {% g0 w - TAY
3 |3 F* Y( i. ~2 C: y, ]' u- t - LDA Bullet_Speed_Data_Ex,Y( D! U" f8 k7 Y. n7 Z
- STA Bullet_X_Speed,X
7 M" S* z) M# l" C - RTS
! v9 _( c5 x/ }2 d8 f. \ - ! i! Q# t0 `* Y" y$ G
- Track_Enemy_Ex_X_Less_End:
* Q1 z4 b6 k) y4 i& b' ? - RTS6 T; w, |4 a' l3 B' J% {
- 0 R$ K$ Z0 V+ D! D) @1 y
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X6 y- F! Q& c$ g* B; C/ ?, f2 i
- CMP #$03
~3 U$ p% C; }& [0 e1 i& I - BCC Track_Enemy_Ex_X_End
9 r& ~6 \; U+ Z; M: _ - LDA $6020,X
! [' ?( f6 \; u - CMP #$2A
K8 B& v0 {# T0 `. C - BEQ Track_Enemy_Ex_X_Greater_L1
$ B1 f* {& ]& `, \ - LDA Bullet_Z_Pos,X
; @' B' o# Y$ f4 j$ ~4 ^! ~ - LSR3 |0 ?8 J V' q; N: Y% y8 \
- TAY- E5 S5 n( q; D/ @; z
- LDA #$00( A# \% r; _* h# C( P" I/ _; r
- SEC
Z! s4 P! ^+ m) a - SBC Bullet_Speed_Data_Ex_R,Y7 p! T$ r5 }1 W- t, p
- STA Bullet_X_Speed,X
2 e" _/ I" S6 ~! K' l0 } - RTS
% Q) a0 Y/ @* t1 e0 t, P - 2 M# P4 T+ d2 u( r9 B
- Track_Enemy_Ex_X_Greater_L1
& `, x4 M& c( E1 j0 b& J% Z3 P - LDA Bullet_Z_Pos,X
1 N ]+ \5 g: j/ t5 C7 ` x - LSR
! U, ? U$ O# g0 y( g - LSR. Q7 P8 M' x6 {! b/ R
- TAY
" o2 b3 a/ \- _1 S4 z( t5 r# g& W - LDA #$00* W- d2 G4 ?$ ]( {( k
- SEC( L X' \. ~8 c/ h# v! R
- SBC Bullet_Speed_Data_Ex,Y
9 E+ r) d# w2 B# ] - STA Bullet_X_Speed,X( M; R. F% t* t9 J2 \" y
- RTS! t. M3 ?" I5 b/ D
- 1 ~: `! r' _; u. m( [
- Track_Enemy_Ex_X_End:
$ [* A5 n" H$ } - RTS
, \! T; M+ R# t# n4 v -
7 W4 y6 f; F' \. 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)
& T p+ q B+ v# d3 u2 [ - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
7 L4 v1 F2 c4 Q- C1 V% ]0 C - Bullet_Tract_Direction:/ b; S- x/ F i) Z& R2 F+ L) Q. o* H
- LDA Bullet_Icon,X
* y; ?6 w, c" ^( q2 U& E+ r% z( n - CMP #$239 D$ b- M N6 D- U4 S( \
- BCC Bullet_Tract_Direction_End
5 \5 x* D" u9 V$ O - @( @, d. I+ i, j+ w8 {
- ; X != 0! |; O5 M7 ?5 V% \; k8 l8 `
- LDA Bullet_X_Speed,X
* S- n4 L/ R. y; U - BEQ Bullet_Direction_V4 O3 M: i: s8 B" ]. g
-
; B: K# |1 ?3 p8 o - LDA Bullet_Y_Speed,X3 i' r7 J5 \0 W
- BEQ Bullet_Direction_H
. B2 B4 S6 e7 b7 r" o -
6 a; K. e6 j% _* q- ~/ g" j' B4 [7 } - LDA Bullet_X_Speed,X
* l R6 E0 S C/ c+ R - BPL Bullet_Tract_Direction_Right6 @ `/ f. C: o/ }9 p
- Bullet_Tract_Direction_Left:+ f- V' x0 v8 M7 x$ N8 O/ r- B- o
- LDA Bullet_Y_Speed,X
r7 r4 Z0 c9 J5 b+ N# k - BMI Bullet_Direction_Left_Top7 S7 F. S: L& F2 J
- BPL Bullet_Direction_Left_Down/ N! l) r" m$ t/ t4 ?* ^2 J7 N
- Bullet_Tract_Direction_Right:
9 y; \, k: `# _, N5 d4 Z - LDA Bullet_Y_Speed,X" B, m# B7 s' r4 ?! x: P' z
- BMI Bullet_Direction_Right_Top
( c+ V: w9 Y: d6 j, _" F o - BPL Bullet_Direction_Right_Down
0 q& ?) b( i8 x - Bullet_Tract_Direction_End:' z, E4 c \8 i% n
- RTS
: O% X2 r- O! W1 ^
- j. I& q2 L0 b7 K+ Z4 `% O1 m- Bullet_Direction_Left_Top:6 z3 Z, Y, K( Q0 a- y* w
- LDA #$25
2 s) Q% h: b: P+ I N - STA Bullet_Icon,X9 S% Y. ^0 d9 k( p. G7 {' N
- LDA #$C0! @* u+ t+ T) F# q! q
- STA Bullet_Direction,X
: ?+ F- }% W4 i - RTS6 n4 x5 g: ^7 ~
- 8 H( m: n, f2 d- ?
- Bullet_Direction_Left_Down:
5 {. @5 h, w8 ]4 p, z: c2 ? - LDA #$25
3 w- g' {% ?9 a+ ~& ^ - STA Bullet_Icon,X
# v6 H! ^ ~$ ?& G/ T; L9 A - LDA #$403 s$ t+ |. _9 Y8 z5 O& h2 u9 r! }
- STA Bullet_Direction,X
$ X8 t% A! {2 N) T - RTS
% f" o; I' ^$ _0 x D: W7 v- g* a
% V: K8 [9 g G8 D- Bullet_Direction_Right_Top:! e# `9 l9 F2 g: B0 z
- LDA #$25 E3 r# {; `/ R5 t6 o4 K8 g) C
- STA Bullet_Icon,X
0 V3 Z: A+ @* K% _" \% N - LDA #$80' A m2 C0 B0 B: t5 Z5 ^( P; ~# X
- STA Bullet_Direction,X
3 F9 H* P& J! k/ s - RTS0 ^) t% |* W1 C! e+ T: X
- $ [# c) f, @" P+ v1 u! R- c. M4 o
- Bullet_Direction_Right_Down:
% A, J3 e9 L9 R" Y3 X, L. t - LDA #$25
3 Z7 C( \0 Z4 p! Y; d& l0 M. V' A - STA Bullet_Icon,X; a6 a! b* d) b+ B/ m8 F
- LDA #$009 c% K0 {! g! l/ ]% p1 F
- STA Bullet_Direction,X3 L/ Q7 i1 H% f4 I6 u3 e
- RTS9 H; E5 y: B/ M! X
# D& p* g, F8 a- Bullet_Direction_H:
# l/ m+ k0 B( h, \4 @% ^ - LDA #$24
2 H3 H7 @5 V6 c* y* O - STA Bullet_Icon,X( b" S1 G) ~) ]! n: K
- LDA #$00- ?8 V0 Z! W4 |) o: B
- STA Bullet_Direction,X
5 B( \7 T c6 ?$ U& Q - RTS) X7 Q+ U/ c0 s: F7 @
! v5 l* q( N7 S4 B% |2 `" l- Bullet_Direction_V:
# N: J( t2 M7 n7 y - LDA #$23
2 E, E, _) Y2 h8 `+ B - STA Bullet_Icon,X
3 P1 }! O& i5 n: X" E6 G - LDA #$00" F# P# h) @$ f9 s( u8 ^. M" ]) _( C
- STA Bullet_Direction,X
' v7 P* A! I4 J& a - RTS( [0 c+ g g9 O# B7 Z" \; A
) A+ k1 H" e* f: i3 W- Bullet_Speed_Data_Ex:
7 E+ P6 Q8 X" X& h - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$040 l' E6 W( `) n! Q" S
-
2 D% l0 F1 h% m8 `% |8 |+ u - Bullet_Speed_Data_Ex_R:; p7 |( c E8 `7 Q/ q+ a7 t$ C/ z
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
/ J; O6 R4 \4 c7 t3 o$ ^ -
复制代码 & f# R/ w$ R4 E2 I* W( H& _/ H" y
' Z6 b b- _ l/ B2 r: y
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