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[FC][魂斗罗][J][追踪弹]
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9 m0 O) j6 ~/ Y5 x7 h时间:2023.04.30
, Q$ O2 Y) T. U. ~( D# p8 p作者:FlameCyclone( J, A0 P P+ n
内容:$ N, E: o+ N+ M% j
1. 所有子弹追踪敌人9 n' b d1 \2 h3 B$ ~ L
2. 选择键切换武器& G7 Z1 V! m* O& P
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8 J/ K0 M! Z+ {- |8 S! j7 X
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flamecyclone.ys168.com- U0 V4 i+ q- |! \* @5 y
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
; O# \' y2 n5 [, K5 F2 e - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
+ D o' N. z2 A2 k - 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 [) o) b/ u- A: V3 J2 E- m
- * }: {2 _" W" g1 w
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)$ R& R7 Q9 \: t3 W5 U- j) W
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
" S% N! ^9 N3 l" b
/ P8 U; g/ f# p6 n- Track_Enemy_Index = $6000" J* u$ Y$ y5 v! Q, P& N1 H" q
- Enemy_Index_Begin = $6010 o7 u3 T/ F, e: Q, L8 w% W* o
- Enemy_Index_End = $6011
3 ]3 r3 B7 o0 W. M; T - 7 f- Y5 x. Q' T0 W" h
- Loop_Index_I = $6012% ~. C" J0 c# e7 J: @% v
- Loop_Index_J = $6013$ z F/ G0 n9 X' M
- nEnemyIndex = $6014$ M3 N# q% J' P8 s* ]
- Data_buffer = $6015
* k4 m/ N9 ~( g% T
* R; b3 n2 b/ T3 S2 e- Bullet_Y_Pos = $03B8 ;子弹垂直坐标! L6 S/ O& M6 V9 x" z) j. H
- Bullet_X_Pos = $03C8 ;子弹水平坐标9 N- r3 m$ I! p$ Z, K" P/ o
- Bullet_Y_Speed = $03F8 ;子弹垂直速度& s% k* z+ f- ^" h0 o$ ]4 S" Y
- Bullet_X_Speed = $0408 ;子弹水平速度
4 {8 X) d* _3 J! w - Bullet_Z_Pos = $0418 ;子弹Z坐标* j2 I/ ]9 D# M9 \! m5 P
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
7 J6 D8 p9 k5 } - 4 }/ c5 ? e8 w: d! g" ~0 ?" J& g
- 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( }4 c" x. |* k) T! s
- Enemy_Blood = $0598 ;敌人血量
+ v3 k% b! w; |, D$ H( s% P! O - Enemy_Type_Addr = $0528 ;敌人类型
3 k6 H% e% b& y" a - Enemy_Blood_Addr = $0578 ;敌人血量; X' |+ L6 ~7 d/ Z
- Enemy_Y_Pos = $0324 ;敌人垂直坐标 Y2 M, Y( x" Y/ D
- Enemy_X_Pos = $033E ;敌人水平坐标* M/ b/ W& t: J* A# i! r9 f
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
1 N$ S- i$ v. H2 ^$ f- M - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸1 G S/ G. P! z" | i. z& Y
( D$ J. f/ o! m/ }5 E' S& x- Enemy_Index = $83 ;/ U( d' }8 r. I* C! s" C1 a; }
- Time_Count = $1A! S# L9 J7 n5 q" h
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
3 o* H! ^) l5 B' u/ t/ v$ c0 g - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率0 T, b" o: e3 Y; j! U/ m2 _4 h
( P/ D- ]! ~$ b, Y, R
9 Z3 @. |$ O7 S1 o9 o. D( Q- .ORG $6100( W0 d4 {; G5 G) v1 R+ J- X
- Process_Begin:6 v8 [3 N. ?2 @" C& |. U1 H: ]4 |- R& f, H
- JSR Enemy_Check% |+ e. D: m$ H( v
- JSR Track_Enemy_Check
3 W. i* c- V% m5 i1 G( f - Process_End:
' ~9 t6 U |7 G - JMP $E54F/ L9 w2 C) q" ]4 N# f* Y
# U; N: b; T- A- b- Enemy_Check:
9 b* r# h1 t* B9 ?7 c: O4 m+ \- n - LDA Time_Count- u3 u0 D# E1 ]& k: Z
- AND #Track_Bullet_Speed
6 z6 T% d" e+ d* g |7 Q' k# ^ - CMP #Track_Bullet_Speed; k8 s {; C9 ~" @8 \; K
- BNE Enemy_Check_End) F ~2 ~2 Z3 ]8 k* L
- LDX #$0F) e* ^& q* W/ D
- Enemy_Check_Begin:
- a6 r- ]# a7 j - LDA Enemy_State,X
D( a2 |; ^ t( P" d! V - BEQ Enemy_Check_Continue$ n6 M: Z) d0 w
- STX Enemy_Index2 j% V( K5 z5 f8 E, I( f5 s% T% I" ~
- JSR Find_Begin_Enemy
& b! b& t1 o) m2 i4 t/ g - JSR Find_End_Enemy
K4 |" t9 ~' H4 S% P0 k - JSR Bullet_Track
% {! s; D+ N' V; l* \ -
' Y" J9 h/ ^5 D+ P, f9 T- q+ t - LDX Enemy_Index" h4 ]4 Y; J k" U2 }6 ?7 @8 W
- Enemy_Check_Continue:: I5 _2 [* I' G$ h& l! m
- DEX
) c4 h0 Z( g4 T - BPL Enemy_Check_Begin/ \$ `/ K* P! t5 I$ j; t$ e
- Enemy_Check_End:
. I4 a, E; Z/ M. J8 {7 v/ f3 D9 J; l - RTS8 _6 h" b$ |2 [3 c1 N4 I9 g
-
2 _" O2 h1 g5 f1 c& k Q0 c - Track_Enemy_Check:8 {3 t" [$ U0 h# E4 [
- LDA Time_Count/ q K# [+ _( H( V
- AND #Track_Enemy_Speed
( H" \" z& X; G$ Y - CMP #Track_Enemy_Speed' q- _) {# E- u5 m/ F
- BNE Track_Enemy_Check_End
$ M) Y* L* j/ U. u1 q' o - LDX #$0F
, U, S0 C, s% E, }9 X - Track_Enemy_Check_Begin:( `8 ^3 \3 b9 \4 M
- LDA Enemy_State,X% h% T% e3 S1 ^
- BEQ Track_Enemy_Check_Continue
3 ^( y% a; M& _& g! L* C, d - STX Enemy_Index; F0 _% L2 ?0 [! F3 g, u! `2 s/ u
- / l9 Z* Y. [+ N$ m
- LDA $401 i! }* q6 [) P7 o( r
- LSR
' h- w& ]: k: I0 w - BCC Track_Enemy_Check_Begin_L1
1 s" E2 S7 o! N9 t e2 s; i - $ d$ s9 A/ s, u: k
- JSR Track_Enemy_Ex ;2, 4/ e" g- ^. h$ w z" S- I7 k
- LDA #$00$ I# |- _( K* B) U
- BEQ Track_Enemy_Check_Begin_L27 u P. L0 L- \5 ^
-
* \9 W8 R% Z9 Z& d# S( M) e1 i$ [ - Track_Enemy_Check_Begin_L1:
, ] ]( s; W$ A; K" C) | -
% a$ r- I3 z# `% a- ] - JSR Track_Enemy$ R7 H2 R; P1 C* D
?$ ?( t* o& F- Track_Enemy_Check_Begin_L2:
4 q5 z& C, g( N0 e ] -
( ]9 _% R# J0 U |$ Y+ s+ ? - LDX Enemy_Index* T/ }. I3 l! S
- Track_Enemy_Check_Continue:
3 Y0 A2 ^! R; n }# ?, I( c - DEX
8 D- J# j! ~: `- E - BPL Track_Enemy_Check_Begin# {( p1 J0 }9 e, C. g2 X' ^
- Track_Enemy_Check_End:
- E6 a$ C7 [% x, M) h9 P6 } - RTS
, r4 W0 b9 C! l - ( A4 f9 T2 g7 H: }/ a" n
k* {$ p/ Y% c% O- ;查找第一个敌人5 Y3 }9 `# a# ~2 y: @/ U9 Y# J4 v
- Find_Begin_Enemy:7 _) {& [! n& Y$ p# d
- LDX #$00
% p7 b; g1 T: | X+ v - Find_Begin_Enemy_Check:
4 `* \# h/ b6 J6 R" V: F - LDA Enemy_State,X9 j* X8 [2 X3 `2 X# N( e
- BEQ Find_Begin_Enemy_Check_Continue
9 M' N& a3 K: ~, E - LDA Enemy_Blood,X: x9 A- Q" x/ {/ n' g
- BMI Find_Begin_Enemy_Check_Continue
/ a( J ]1 F. h9 W - BNE Find_Begin_Enemy_End
# G5 F8 E! O9 z- f0 H( ~6 A - 9 w! P; f6 Z1 ^: L0 m. r
- Find_Begin_Enemy_Check_Continue:
8 A" P* M7 t) z6 W: R8 _; r - INX
0 R; _! ?; q6 T2 T: w2 j - CPX #$10
& a- o# k; x( y; z" B6 y - BCC Find_Begin_Enemy_Check
& P; v5 k1 r( H3 G; B8 e' _2 a# E - Find_Begin_Enemy_End:& F& K. A/ \8 g/ F4 L* @
- STX Enemy_Index_Begin
8 Y: T: A; f- ~4 s* x. h - RTS5 y: h( s3 T. N9 R: {* n
, U" Q& t6 r4 q1 k3 t- ;查找最后一个敌人
P" W' r. Z" a# Q; K' t' Q - Find_End_Enemy:3 Y& D+ \" W }
- LDX #$0F
8 w8 ?0 b. a5 S( _2 |( J' ? - Find_End_Enemy_Check:, B* Y. O8 F1 a& h/ j
- LDA Enemy_State,X
: @4 e( j, \" y4 L! A - BEQ Find_End_Enemy_Check_Continue
) j& ]/ k L: A: G" g& {* @ - LDA Enemy_Blood,X
A* q9 z+ |5 n1 ~# N6 E$ g+ \8 L1 v - BMI Find_End_Enemy_Check_Continue
! h% q' r3 X5 A2 |7 G: h# ] - BNE Find_End_Enemy_End
" K2 K( S9 l! o -
% @4 X8 {- G4 `" n - Find_End_Enemy_Check_Continue:% }; ]; D6 { A- Y7 Q' v
- DEX
1 n2 U9 O- ]% I+ Y q- Z - BPL Find_End_Enemy_Check
2 O' x5 ^/ \/ Q3 X- K - Find_End_Enemy_End:# l) Q5 w. V; |7 U2 R& M
- STX Enemy_Index_End9 E) [" F, u5 S# F" d3 ~
- RTS2 h2 ~2 z2 w3 o# R
- / v" ^8 n ? E3 v( @
- ;子弹追踪
7 Q" _5 `- T! g. s( Y9 B) S2 r - Bullet_Track:
. M$ v3 o) r* ?6 A' J% F. m1 y/ c - LDA Enemy_Index_Begin( A6 }# ?' ?, k t' a8 {
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;& U3 P" Y3 m6 e, h2 @% u
- LDX #$00 : y9 e' f) ]) b! y$ w, l
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)) o" {( ^- m3 c% F4 C2 l+ E
- LDA Bullet_State,X
9 h" w2 f& n$ ]/ U% r. n$ B2 p - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;. u# P' a9 m3 c$ X7 T
- STX Loop_Index_I$ a0 x( l6 K% O
- " W4 s9 o. }& A0 S
- JSR Bullet_Track_Enemy. Z1 `$ S* o) D8 T4 {3 a% i: q& U
- JSR Bullet_Tract_Direction
! ?+ c ?% F' ~. w3 i6 S* V -
- p5 k- f% z5 f% n - ;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( N7 J2 `' J- F: U* M3 ^
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
$ N$ B4 i; W1 J1 Z - LDA nEnemyIndex
0 e$ s6 C% p5 U. E6 F - CMP Enemy_Index_End
( s' s) t! N. r! \ - BEQ Bullet_Track_Check_Continue
! ?2 X/ |" s d# W& m4 ]. a. A; _) E - BCC Bullet_Track_Check_Continue" q6 V+ r. l- S5 `& M' ?' A
- LDA Enemy_Index_Begin/ R% s/ r' d( M t0 c5 A
- STA nEnemyIndex' O& i, v4 `" O. c
- : s% I" m$ e3 J) ?: z5 @6 V) \
- Bullet_Track_Check_Continue:
- v# s4 e% Q* S# n& c5 c2 }& B - LDX Loop_Index_I/ v1 Y: j% T0 @: G( N; v; |3 z
- Bullet_Track_Check_End:
z) s( {; z0 f ] - INX
4 T9 ^3 C1 q- V2 E3 q7 q% Z: d$ @; w - CPX #$10
5 b* l" R5 u$ Z# \ - BCC Bullet_Track_Check
& j) [( f a( E% } - Bullet_Track_End:1 R5 y$ d7 |2 a. C0 ^$ R- D
- RTS, H& f- ~$ |; \% F$ X; e& x9 b, M
- 8 T' M# Y% A- c* ]* ?
- ;给敌人分配子弹
& m" P* u; [5 x - Bullet_Track_Enemy:& w: v; v3 p% C5 \+ ?
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)$ B& U7 x4 u. P, m5 _. j+ {0 H
- Bullet_Track_Enemy_Check:, x8 P8 K' P$ Q. D
- STX Loop_Index_J
+ M( o5 G' H+ [# V1 i - 8 n1 a+ k% }3 b: ]& n. Q& J N
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
; E* Z, t1 k: P( j, ] - LDA Enemy_State,X
6 M5 A) U; i( i3 E8 g# p - BEQ Bullet_Track_Enemy_Check_Continue& I( g, V: L. H$ d, T
- LDA Enemy_Blood,X- W7 }' C4 L2 d6 D
- BMI Bullet_Track_Enemy_Check_Continue
" }! h. D8 S {/ R -
& @ C! B/ ^# v9 ?" b - LDX Loop_Index_I
1 h: l9 ]; [3 _0 j& ^2 O - LDA Track_Enemy_Index,X
) V6 ?0 q' d' ~ - CMP #$FF! A* O/ X/ w5 t/ K& x
- BEQ Bullet_Track_Enemy_Init
4 N+ b6 c8 e4 T. `* Z( k5 a - / ^5 u: U n# S
- Bullet_Track_Enemy_Init:3 r6 q9 w& g% g+ [9 W& C/ D
- LDA Loop_Index_J
6 Y; c& ]: a* |7 O7 u - STA Track_Enemy_Index,X ;nTrack[i] = j;
8 v. z$ l: v V4 y: y* ~. t* h7 Y W - 6 N* d+ y5 [* W& o2 M! A
- STA nEnemyIndex* N# ]( P% @: i. W9 l" ?
- INC nEnemyIndex ;nEnemyIndex = j + 1;4 R8 s+ l' i: s. e0 m1 _! U. D) E
- RTS ;break;* v: _# Z" A7 Z7 X
- $ n( V _4 f" V4 _0 ]7 @) p y
- Bullet_Track_Enemy_Check_Continue:' W+ K- ^: l( `' |0 A
- LDX Loop_Index_J" X/ F0 F& F% A7 T
- INX ;j++1 H& f& Z% v" P
- CPX Enemy_Index_End
# E1 ~, ~* F4 e9 S - BEQ Bullet_Track_Enemy_Check4 Y6 _3 ^; W% d7 h
- BCC Bullet_Track_Enemy_Check
! ^; _8 L, q! j" q - Bullet_Track_Enemy_End:
! G2 c3 y- @7 T1 ? ?2 v* C5 G - RTS7 L1 f2 K7 I1 g; E
! d+ H! ^. g; m8 _: x6 I5 k' V; w- Track_Enemy:& G5 N( ~' f$ O+ v! T& V, e
- LDX #$0F
# q: C$ @, Q' j; u - Track_Enemy_Begin:( z$ p4 T) d# P9 m( d) O% w+ ~$ c
- LDA Bullet_Icon,X$ C2 D6 t/ H' @, O: O
- BEQ Track_Enemy_Continue
# w8 \) @! k' U- [ - LDA Bullet_State,X
1 ]- S A( q$ R+ ^' E, u7 O - CMP #$01
( R" M w- F' \$ D ^. k6 ] - BNE Track_Enemy_Continue" S; v4 Z( r7 n
-
5 v3 i2 I9 A* i& y, c - JSR Track_Enemy_Process. r# e3 s- v8 r; f% J1 [
- & m. Z7 g- t. a) R
- Track_Enemy_Continue:! e, |$ L. u6 Y6 @
- DEX6 l7 v/ m( i: [0 f. h" q8 ]
- BPL Track_Enemy_Begin" @4 D9 C/ R9 U; T
- RTS- }2 |6 Q+ M5 P
- c3 |1 w( O- V
- ;普通关卡2 P& `2 j6 g; Q1 c$ K. g6 \+ q4 K/ K
- Track_Enemy_Process:
* s- @2 x0 {9 Z- k0 O% e& T - LDA Track_Enemy_Index,X
7 z) M) |. b. `8 C( R - CMP Enemy_Index- u2 i$ |& ~6 Z3 L! O r: N
- BNE Track_Enemy_End
3 N& q+ D8 h0 q' T A - LDY Enemy_Index1 z. c( L& L2 V9 c
- JSR Track_Enemy_Y
7 Q! c# Z9 O- F, m - LDY Enemy_Index
7 x. \: l Z/ U2 b/ Z - JSR Track_Enemy_X
1 q& A/ E% k* I& p - Track_Enemy_End:+ @- ]; I t6 O4 Q
- RTS) Q) m- x/ w9 i3 Y9 d+ Q
-
& z) r" b2 |+ k. n - Track_Enemy_Y:! Q' W) U2 Q: }0 I. A/ c& z5 x1 D2 ^4 a
- SEC
! G" O: q- G7 e: `0 o - LDA Bullet_Y_Pos,X
& t& i( |9 ^$ L' Y4 z: w V - SBC Enemy_Y_Pos,Y/ D# W1 n0 J3 u0 X e" p, }$ u
- BEQ Track_Enemy_Y_Equal2 c# o$ _6 `; U+ z+ v5 x/ e" [
- BCS Track_Enemy_Y_Greater0 Y; e7 W9 P% v% I6 d8 s: l2 ^
-
/ e6 `/ O( t( }& p7 k5 x - Track_Enemy_Y_Less: ;子弹Y < 敌人Y; ? S% }- w6 `; d; y
- CMP #$FC0 s5 I' y2 ]) \5 l* c4 f' z1 g& P
- BCC L1_1+ w3 C" L3 V! G/ @5 x b3 O$ \
- CMP #$FE
T5 W) P9 O% ` - BCC L1_2
9 o% @9 P( S2 G% }7 a- S& ]7 ~ - LDA #$00# @( Z1 ]+ m6 p3 `0 l
- STA Bullet_Y_Speed,X9 @- E. C- B: `' ~5 R% N( E- j
- RTS
0 n7 @) e/ I4 S* p9 G! Y - L1_1:
; R( {( m! w! D6 _8 D - LDA Bullet_Type,X
0 D+ J& H0 w9 J; t& [' @' I! V - AND #$0F! [% @' P- m! g, d' g) \) ]
- TAY
% j2 G9 o/ \) @9 m - LDA Bullet_Speed_Data,Y. I# W* b4 f$ _- M( t
- STA Bullet_Y_Speed,X
( G k& j- ?% Y' L! J - RTS4 W! S+ u$ I$ r2 X2 g1 [0 ]
. t* K# H7 T7 w K8 ~- L1_2:
# R' c( e# |. W' @3 f% g - STA Data_buffer
+ f6 n9 c) J- a( Y8 U+ ?3 |/ Q2 K - LDA #$00' k. S. C1 D' P7 l6 ~# i1 g/ w5 B
- STA Data_buffer
1 e. z( @0 k* l9 q - LSR2 X. G. b) d! h& o- H3 O& |, T
- STA Bullet_Y_Speed,X; i$ {) K, S1 z
- RTS6 ~5 Y. c; o* {3 m: ]
) D* `9 Q5 X* Z- \- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y# t7 c3 q; `: R; @+ r2 S; y7 \5 D
- CMP #$04
" I/ q+ f1 X! z - BCS L2_1+ o X# e4 u; `9 S# H: d
- CMP #$04
/ f3 M5 h% X9 @! {+ C - BCS L2_2
) t) s. p6 R( k# V5 Z* H# g' | - LDA #$00
% S# [) T. B$ T7 \ - STA Bullet_Y_Speed,X* a1 x" [7 E/ `
- RTS" [- p& A- z5 ~/ Z0 s
- # q+ W2 }$ S# E( V4 k1 u9 w' O5 o
- L2_1:; M, G+ r. ^% O! Z B, j
- LDA Bullet_Type,X
2 r6 V+ Y" j9 x0 z3 F - AND #$0F
2 l/ T- r( W* h4 K8 M - TAY" v. d) L2 [/ l" X6 y# Y Y' N
- LDA #$00
( i8 x9 \' g8 J! b; e& a: n7 P- D& T - SBC Bullet_Speed_Data,Y
5 ^9 K: V0 u4 K/ Q1 J - STA Bullet_Y_Speed,X- `' I/ ^& J3 _, m7 g$ \! G
- RTS8 q2 ] d1 A7 a j t$ _8 B
- , @+ F$ G* u3 Q+ x W- b
- L2_2:
% w7 G. f% u! K3 m - LSR. p, m, h" N1 d8 ?9 o
- STA Data_buffer
+ _6 J2 m" _6 d, W - LDA #$00
$ X+ e- @5 h! O& ~" U4 y - SBC Data_buffer5 t! [& ^: @/ r3 N$ x6 g
- STA Bullet_Y_Speed,X/ u; E5 k# d/ B" L) E+ u3 B1 U, ~
- RTS
- f% Q( U6 L' Q: x -
$ r+ a2 O) @4 r; a4 y - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
3 I) A5 j8 h7 h$ t. B - LDA #$00( F& G* P0 y# G1 y9 h+ F7 F" D1 g
- STA Bullet_Y_Speed,X, c4 ~ ~8 e1 C( r8 k; s7 Q0 j
- RTS
% E2 _. M: J1 s! M8 w - . A& a2 t. U3 B: {$ d8 Z
- Track_Enemy_X:
1 E- i8 O, [" |& ~ - SEC
6 O9 K; N" q" K2 | - LDA Bullet_X_Pos,X
, p7 h3 [( ~: Z3 a& p# I - SBC Enemy_X_Pos,Y. q! l1 I$ j* E
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
9 l/ a. n5 ]* s - BCS Track_Enemy_X_Greater ;子弹在敌人下方
; x9 w& ~/ s9 `$ G, R; Y0 w -
2 }2 F% e' \0 \/ _/ K |# c - Track_Enemy_X_Less: ;子弹X < 敌人X- S1 j: T: r/ g [; R+ V0 m7 C
- CMP #$FC' ^( x) B) N: i& E) B( e& Q
- BCC L3_1
! @) b0 M2 V5 c7 F# @ - CMP #$FE# S9 p6 U6 r+ I8 _- Y/ z0 }1 b! e$ p
- BCC L3_20 V; C" q; ~- w+ I
- LDA #$00
' ~$ L: ^+ R1 D5 G - STA Bullet_X_Speed,X
& I( u" m) {! x& ^9 U# L - RTS: ~+ ]7 i, J- Q# O+ z
- L3_1: 0 w' M( q2 k; C( `* P* G
- LDA Bullet_Type,X) b2 n8 ^! L5 K9 _3 l
- AND #$0F; w" @! A' [2 }/ d' b1 o+ q
- TAY1 M. ^# } d: W! Q7 V2 b/ M
- LDA Bullet_Speed_Data,Y
- h8 S8 @3 m5 q5 h% h - STA Bullet_X_Speed,X
* C* D! y$ B. a( u X% Q) {/ ~, G - RTS
' R5 `; m' Y+ [: h' | - L3_2:
L* s7 g% i( Q - STA Data_buffer" {" v( m- s8 J2 V+ [+ q7 U
- LDA #$00
0 s K% c) k$ C+ T% l - STA Data_buffer
8 Z, G/ p9 {3 ?! M* ?; A - LSR
+ }( Q4 Y. Y% F4 S - STA Bullet_X_Speed,X- j- `4 C. a5 d4 {0 O3 a
- RTS) d# s9 m, J8 H+ e3 R
-
6 ?0 ]* H, h4 R; f: _# |0 d) Y - Track_Enemy_X_Greater: ;子弹X > 敌人X* n6 o* |8 C4 O1 C
- CMP #$04# V; j2 b* v3 @9 O0 S
- BCS L4_1
3 N- R- c/ q# V" D, Z - CMP #$02
. v" b& X, v$ S9 F2 m - BCS L4_2
5 ?4 Z3 j# ^- j - LDA #$000 o' ?5 |3 i4 T* L/ l
- STA Bullet_X_Speed,X7 ^, q. q$ z( t
- RTS
# a6 X: N5 @% G" j" \4 _ -
/ t- L' d/ A6 V8 X l) N/ L, t2 y+ ] - L4_1: $ h7 ^3 @/ J1 F! f
- LDA Bullet_Type,X' g6 m7 U3 _! e
- AND #$0F5 Z7 o* Z" V D6 v$ E# I: C
- TAY
% }& s2 x d1 E( r/ i( A; f. J - LDA #$00
! l; l' @& \) `6 C - SBC Bullet_Speed_Data,Y
" I+ s2 `( }5 x' O# U - STA Bullet_X_Speed,X
/ @0 f+ o3 n4 Y9 @" [/ x$ _ - RTS
$ o( ^$ r7 y8 M9 w; c7 r+ k# z - L4_2:
0 Q, {" d8 v4 `- c - LSR* P# V( x; l' H3 `8 V
- STA Data_buffer
* }2 J" W/ K9 C6 t* W9 k8 v9 _; r - LDA #$00' J3 C" h$ }& i) [, K5 s" |2 I
- SBC Data_buffer* {( [( \+ Y) I+ ]+ ~- s N
- STA Bullet_X_Speed,X: o0 D8 f; E0 K% Q' {6 W% z1 T# d
- RTS
V% \. D' N2 k" i. h -
2 \$ a# T+ O% z! Y; Z# l- _8 X4 ? - Track_Enemy_X_Equal: ;子弹X == 敌人X
1 ~) t1 r' l* o7 M* R+ B - LDA #$00" k- Q7 b3 A2 M8 q
- STA Bullet_X_Speed,X
" |" P' _1 J; ]- ~+ {' v' U - RTS
3 c4 S% ]" R9 I9 E& @ -
- b) n- o9 i2 |' G: T - Bullet_Speed_Data:) n' `+ x3 m+ `9 O8 c: _
- .DB $00,$03,$03,$02,$03,$030 a5 W- H) y$ b: L
-
4 P* ?4 E0 l q6 K& G7 y; Q% m - ;2, 4关1 x$ F* r/ g7 e+ Y5 N* S% f
- Track_Enemy_Ex:! e' _" c$ K: n$ W& L
- LDX #$0F8 }6 t0 @4 v) x5 u) D% n( _& ?9 O
- Track_Enemy_Ex_Begin:
; F- o t2 ]2 F$ O8 U7 a - 6 s0 T" {! i# R' G( j
- LDA Bullet_State,X
! T. z7 |" G+ e, S% E; m5 v$ M7 ` - CMP #$01
8 }8 w' f" J1 E; B2 _! d - BNE Track_Enemy_Ex_Continue& @9 o4 [" H3 _, Y N
-
$ o, {7 u! ?3 ~. L0 ~5 Q Y9 U - LDA Track_Enemy_Index,X
9 M9 W2 q* V3 P9 C# p, C, c. B. | - CMP Enemy_Index8 L1 D, H. Q1 ?# a6 Q' @
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标" Y/ N; Q1 I! |2 ?- M8 Z
- / H9 D7 V1 I) }
- LDY Enemy_Index' x2 ]$ D9 }& I' M
- JSR Track_Enemy_Ex_X/ j- C+ Z9 L3 o Y' q, N# j: Q* u
- 4 c- z9 O- }1 l0 Y3 J2 g7 N; f' U
- Track_Enemy_Ex_Continue:
& j( V( y6 x6 q K* ] - DEX( J/ N& X5 h9 o6 I, e, R @0 y
- BPL Track_Enemy_Ex_Begin) w; b$ _& f0 _7 J r+ A' c9 ]
- Track_Enemy_Ex_End:
: }* v8 u R; y" Y1 y/ J - RTS# h9 w# ^. S# C$ |9 c4 l, i
-
7 W, e/ G: j8 P/ H4 r - Track_Enemy_Ex_X:* P3 V! n+ T+ v* \# G+ d
- ;LDA Bullet_Z_Pos,X
. @! b9 A. g( H3 L7 Q+ t - ;CMP #$04
5 L8 t- b5 w7 d* w: t- e - ;BCC Track_Enemy_Ex_X_End5 N/ U2 a$ j G( |# X' r
- SEC# Z& t7 C I ]0 A4 Y. [( r
- LDA Bullet_X_Pos,X
0 {" \1 C2 r* W3 J - SBC Enemy_X_Pos,Y
2 Y) ~3 k# S* c - BCS Track_Enemy_Ex_X_Greater
* F) b( Y# @! B2 m J - # v2 X" v0 T& w; Y5 j3 ]" O+ b
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
% X8 n: N- {" ^8 l - CMP #$FD
& }1 w7 ?+ s7 M- T. Y; R6 F. @ - BCS Track_Enemy_Ex_X_Less_End) b$ P4 z+ S0 s
- LDA $6020,X
" W8 W! E: t- V/ K - CMP #$2A
2 o8 H0 ]2 ?" {+ H - BEQ Track_Enemy_Ex_X_Less_L1. @5 }. L& V8 T% x1 f3 h# k* m) x$ t I
- LDA Bullet_Z_Pos,X
, A- x# C+ n5 d2 K# r4 {0 `% A3 | - LSR/ K9 T& U* ^6 d: E. n4 w
- TAY
( D1 g1 C0 P w. C' M' N* P - LDA Bullet_Speed_Data_Ex_R,Y
. \4 k2 \& @7 ]4 z. L - STA Bullet_X_Speed,X% v* J1 A" j0 G( ? T
- RTS
, d6 w& F H; V" \: P2 z: `' A - Track_Enemy_Ex_X_Less_L1:
4 T; \- I' c" N" L# u
, E; h8 i& x$ r( \; G4 S% Q- LDA Bullet_Z_Pos,X( W, ?7 r, h1 p0 g3 P
- LSR) |7 i- s$ `# U9 o& p
- LSR- n9 j$ l* Z! B6 \/ E! }! ^
- TAY) F* [" ?# L; d- o$ t6 o
- LDA Bullet_Speed_Data_Ex,Y1 Z- e# U2 x8 @$ Z' `: B: Q4 N
- STA Bullet_X_Speed,X
) i1 K( b. X: I" x/ i( ` - RTS! W* u/ y7 H! l% w7 b$ H
- 5 F# u1 [7 m* G7 Q# V
- Track_Enemy_Ex_X_Less_End:
' |4 c" n- t( H# L7 z9 J" \. `* b4 q - RTS4 @; f8 B/ V7 y& v6 B6 v. k
- 8 L% {/ u* i6 v, m
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
: U) G: E u# c, U% F - CMP #$03
/ d$ Q, X, `$ W& P9 {! U! n' @ - BCC Track_Enemy_Ex_X_End
7 \" p% Q! g! X: r5 p - LDA $6020,X
. p; R' B8 ^4 Z1 x - CMP #$2A
' p7 d( v. W' F R6 ~' Q2 h - BEQ Track_Enemy_Ex_X_Greater_L1/ x* p. }; r) H0 `' N
- LDA Bullet_Z_Pos,X
- n c1 O; Q/ G: Y Y# e1 R - LSR
% j3 F! }" P, c1 |' b3 o" s - TAY) `/ J/ \! b3 g6 s' j9 I
- LDA #$00
- l8 ]$ `. i' A2 g8 c - SEC
; L( p0 K" {9 x" c2 ] - SBC Bullet_Speed_Data_Ex_R,Y) \* V n2 W$ c5 `
- STA Bullet_X_Speed,X
) n; H" x$ M& ]/ l' x: c3 X' z. q - RTS
6 v- N. I1 K( T" [2 G - ' z* G; I9 V7 p( R
- Track_Enemy_Ex_X_Greater_L1
: M8 B- ]* y# L' J2 p - LDA Bullet_Z_Pos,X6 K) r6 \3 B. p: ^+ o( z' m
- LSR5 W& Z" v1 o1 M+ A+ q% ?
- LSR
0 e6 a* b6 q) _8 @& J) U! h' d - TAY
% g& c! a/ Y5 w+ N2 S' ` - LDA #$00
Y! m/ R; d- q" }; E - SEC
/ }/ t% y+ _5 `& y* q - SBC Bullet_Speed_Data_Ex,Y
/ o1 V9 [7 G3 f) L - STA Bullet_X_Speed,X
: A' f# Z2 @& h; o& S - RTS
5 D; X: m& J4 [" i2 W P& Q$ g -
. i5 N# `6 u8 N1 D1 X K5 i - Track_Enemy_Ex_X_End:& @6 a1 Q+ X- M
- RTS
$ }1 z7 V) ^( v) S -
" @+ _+ M1 x( Z7 K! F - ;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)
8 U7 v7 B& E/ H5 k6 ~ - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上9 T1 J# p8 U: _* ]
- Bullet_Tract_Direction:
( b8 g& s" z4 t3 f - LDA Bullet_Icon,X2 p _ D' [5 O8 Q
- CMP #$23: z: D# g8 _1 N3 a! K
- BCC Bullet_Tract_Direction_End' K# B# F, q: k1 c; T
-
F- ]5 c0 X: q) W' t# E0 Y' \ - ; X != 0
; {$ b: v1 o0 J% l! R; p - LDA Bullet_X_Speed,X. V- c3 q: f ^4 p7 T* B( i6 n
- BEQ Bullet_Direction_V+ c" o) H2 _6 G: Y0 C
-
$ }$ S! k+ @. ?4 m! A - LDA Bullet_Y_Speed,X
$ x% p3 ~0 m% q0 D - BEQ Bullet_Direction_H
/ Q' Y1 S2 |& | Y* ~2 o -
/ H* K7 d4 d% t - LDA Bullet_X_Speed,X1 e# T5 Y5 m* B. P0 Z$ X
- BPL Bullet_Tract_Direction_Right
2 r# U! {, @" L: x+ E) }8 z8 _2 g - Bullet_Tract_Direction_Left:) w: r1 F `& B1 y
- LDA Bullet_Y_Speed,X
; v+ d: z" ]6 c- d - BMI Bullet_Direction_Left_Top
9 L4 d5 f2 G6 C( _: V W - BPL Bullet_Direction_Left_Down1 U4 M m* H6 I! M+ k% S
- Bullet_Tract_Direction_Right:9 a: G, r8 Z* f9 F4 S7 [4 F; C
- LDA Bullet_Y_Speed,X/ v0 z9 A: d8 y9 @
- BMI Bullet_Direction_Right_Top
. j; v% o3 ?3 v# n - BPL Bullet_Direction_Right_Down
6 I- j1 S$ O& H - Bullet_Tract_Direction_End:( h8 Q) I0 Z+ o$ L9 B2 O0 |4 i
- RTS6 w2 E; ?9 Q; F- P- [% z
8 `4 n6 R n( Q5 @; @* @6 D- Bullet_Direction_Left_Top:
2 X6 s0 X& E; l# W! } - LDA #$25
6 z; `, Q- @# Z) `: N - STA Bullet_Icon,X
% y! S. X/ \3 w1 ` - LDA #$C0( J% F u+ n* v# n, t2 |
- STA Bullet_Direction,X
2 O2 X5 D% C6 E, u - RTS
( W, I, } J4 ?1 r
4 U, I: ^3 Y( Q- _9 n9 ]/ D% }) o- Bullet_Direction_Left_Down:6 N( N) ~! @' y7 J& w% \; ^' U
- LDA #$25( b( D) N7 u4 C. u, O
- STA Bullet_Icon,X! @& f! c" W: B8 V* z% q
- LDA #$400 o: ^) k' Q/ V( k3 x. k9 {8 V3 v
- STA Bullet_Direction,X7 O' t% ~+ [+ C: N& O; D
- RTS
6 @# |% G7 L7 ~ - : _. @2 e( b5 B5 }) [; b' E; q
- Bullet_Direction_Right_Top:
: _9 _7 @) E& H$ s& j$ ^& K, G: ? - LDA #$25: j& q0 S6 c$ u+ L! _. P. G
- STA Bullet_Icon,X
+ P' l" r8 z- j* o1 ]0 X' K - LDA #$80! t, b. @) s/ X9 a+ X
- STA Bullet_Direction,X9 _# F: s) Y! [ _2 w
- RTS i" f# e9 w# J- @1 {* _2 r
# o8 E% l; \8 E3 M, W' r$ ?- Bullet_Direction_Right_Down:
1 r) m5 {, N/ [ - LDA #$25
- w. v8 K, Y, O; C7 q4 P2 [+ D. m - STA Bullet_Icon,X0 A b6 t0 i1 w5 Q- |- N
- LDA #$00
4 N! K0 W6 [' V# w/ F - STA Bullet_Direction,X
1 O8 p& X4 ^$ H, @3 K+ ^9 N+ X - RTS Z% w1 s3 @# `! q1 t V) d2 v
- 1 f c; L! r: p2 h7 J$ H+ b
- Bullet_Direction_H:
8 |' u2 ?$ E% o' J - LDA #$24; f. i# v1 A3 B
- STA Bullet_Icon,X3 q8 Q: P3 V) d( n! A! o) {$ `' \
- LDA #$002 E+ C& L5 }6 _2 m
- STA Bullet_Direction,X
: n3 W& ?3 a$ g2 g+ h# A$ @% A - RTS: h/ x' J" ?, g7 W8 E, q0 t
- . [0 T* _ D6 S3 Q$ |
- Bullet_Direction_V:" n/ ?, D1 A) Q' `
- LDA #$23
9 u! q {! ?$ g& h! c% r* b - STA Bullet_Icon,X; J) S2 ]0 h& L& l7 x3 e5 i
- LDA #$00
9 m G+ d u a7 x - STA Bullet_Direction,X
6 L' a# {# }5 K0 W - RTS: U8 j7 ^! R) z% l
- 3 d% n$ \6 B% B4 d0 a- n
- Bullet_Speed_Data_Ex:
+ V5 k; C* o: L( K( A* g. T2 } - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$048 l) v! Q% e ^9 R) O- U8 Z
- ' B2 i' g( I* f" D3 z8 v
- Bullet_Speed_Data_Ex_R:. Y. U1 p/ y' q- w0 P/ F# i
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$080 `9 t. b. U; b4 u- i2 n
-
复制代码 - w. f6 E8 \+ J/ @( k
* a- ~8 n3 h5 B- d' h: N
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