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[FC][魂斗罗][J][追踪弹]7 i2 Z! G. S& N) p7 z; h6 p- M
5 J9 Q9 L/ }4 O/ D时间:2023.04.30) J/ d4 G5 d _' L% B; b9 J) H
作者:FlameCyclone7 z6 ]) C# Y' @# X' ]/ w3 E
内容:
% P X8 u) U q) a 1. 所有子弹追踪敌人' }+ l! S |- x* T$ _+ [. Q' \
2. 选择键切换武器$ s( e" i( m1 g( n* t+ z% l
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: y/ c) e$ ~, O+ t3 x* c7 k
" u6 x2 f: R q& U( c F" Q4 kflamecyclone.ys168.com
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
: a, T2 @$ L' `; n - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L+ V `5 l0 C' 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)
3 [+ n0 Q. y) m( S, z, O( n% v - - S( L* f9 {0 Z
- ;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)+ p E* j) @! Q G
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上2 ]* m2 Z; L1 E4 I
- % u5 t* [* ~% k2 Q; K# P
- Track_Enemy_Index = $60005 z! v0 J2 k9 E9 p/ a
- Enemy_Index_Begin = $6010% F! D, X+ E! b& G: |
- Enemy_Index_End = $6011$ Z; F( \4 Y! D" @( _; A! d
- 6 J4 w8 w. C. T F
- Loop_Index_I = $6012
, x# b7 ^' l- o- b! v - Loop_Index_J = $6013
- }3 r4 U: ^: M% S U# k, a: @* Z - nEnemyIndex = $6014
( R, Q' C2 Z0 m$ D - Data_buffer = $6015+ k# W+ p# M' ]" W6 k
- + e9 ^2 \* O- J) g
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标8 u7 I) R3 |! A; E/ `
- Bullet_X_Pos = $03C8 ;子弹水平坐标
; L6 ]$ K6 a! C1 c- t3 n - Bullet_Y_Speed = $03F8 ;子弹垂直速度
! }: W+ A* O+ K% d8 R9 m3 Y - Bullet_X_Speed = $0408 ;子弹水平速度
6 J6 k! d6 \/ k4 n0 u) [ q# I6 E - Bullet_Z_Pos = $0418 ;子弹Z坐标
8 H7 l4 r5 t1 {( q9 u4 u - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P! s+ \3 C# I& ^6 @# R! [
- ! @9 }( y, l& u+ Z+ D% \
- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
4 M9 D. V% i$ M# ~ `, M - Enemy_Blood = $0598 ;敌人血量+ d ?0 j% _7 R4 d) {4 g$ V. V
- Enemy_Type_Addr = $0528 ;敌人类型
O7 h# ~$ K3 B( {9 M6 r( s - Enemy_Blood_Addr = $0578 ;敌人血量% d8 u ^6 E- ]; i% S- Q# N' u
- Enemy_Y_Pos = $0324 ;敌人垂直坐标$ m8 A5 W" F; G6 s
- Enemy_X_Pos = $033E ;敌人水平坐标3 S/ q) Q# \3 x8 Y7 g7 |) n
- Enemy_Y_Speed = $04E8 ;敌人垂直速度) ^2 G2 x9 j4 W+ j
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
( _$ M5 Z6 g( i2 e4 `( t
7 N* |9 V$ L3 B1 z- W- Enemy_Index = $83 ;: o+ O. N) q" h8 X+ u9 g9 B" J
- Time_Count = $1A
0 a# Q1 w3 I9 \5 I( ~ - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
5 P- |# Z% @* W5 h3 d7 Q% a9 N - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率8 P; d4 d8 \6 f, f$ I h) F
- $ g9 L/ w1 _) x @# c) u0 k4 O x2 ^
- : n6 P5 h% ] [4 Q! o
- .ORG $6100
_. _& k4 Y, w6 R& K: f - Process_Begin:
: _& ~/ S8 R# k - JSR Enemy_Check3 q7 m" _& V% a! Y' Y
- JSR Track_Enemy_Check
/ p# R8 {5 Y2 u$ } o - Process_End:0 t8 ]& V# s7 W( ?
- JMP $E54F5 P: o( W* H A3 o. W! t
, |# `+ P) `4 ~- Enemy_Check:' F! [4 {5 _4 a; m1 T! |3 M) A% j
- LDA Time_Count
0 h, W* N4 _: b2 C* i' o7 E6 N - AND #Track_Bullet_Speed
. @" U' x, G- t - CMP #Track_Bullet_Speed
3 \: `7 v9 I; W# b3 p* t" {# n5 R - BNE Enemy_Check_End
' p5 I3 {; i* i - LDX #$0F
( M4 M: Y/ f8 S% N5 \2 t8 v - Enemy_Check_Begin:9 ]% W" L. k& r
- LDA Enemy_State,X
8 E2 y; ?2 i/ @* ~% o; ? h - BEQ Enemy_Check_Continue4 B v, _9 Z: Z4 G- S2 c! H% T
- STX Enemy_Index
' s4 c9 f% I" A! N5 n B - JSR Find_Begin_Enemy
7 m$ z" [1 U1 e% m4 _' F! Q - JSR Find_End_Enemy& q* s0 F- a) e: B! o! j
- JSR Bullet_Track. g' c+ C8 M, A! W3 \' d
-
( p/ r" m. v! ^; D+ i9 J, e3 p - LDX Enemy_Index
- U% O C" d4 P - Enemy_Check_Continue:! V. F8 i( f% W0 X3 J v) w
- DEX
~, h( M2 {/ @7 |) a% o$ C7 h - BPL Enemy_Check_Begin
; o( P( s0 M' T/ u: L - Enemy_Check_End:
) z* l0 m3 D; I. O5 ]+ [4 }: k - RTS0 ^- O9 o# \( b: V
- 1 j9 k4 m: J! K; J5 V: l
- Track_Enemy_Check:6 V+ s6 K1 S0 h4 l* z
- LDA Time_Count( s* l: O% e! M
- AND #Track_Enemy_Speed( ?. F% Y/ H, Z
- CMP #Track_Enemy_Speed
4 Y, L/ b! ?, E9 ?$ V0 p6 _4 w: z - BNE Track_Enemy_Check_End
& L1 M9 ?& Y# n. `6 N) ~ - LDX #$0F) }6 o& _) |3 I% T& D* s/ p0 a" p
- Track_Enemy_Check_Begin:
9 W1 v8 L$ |; O$ e1 H - LDA Enemy_State,X
' F# d( u4 Z5 v' H, H! | T - BEQ Track_Enemy_Check_Continue* }( ?! D2 J: j! }1 R6 v
- STX Enemy_Index
0 y% r0 \# p: O% Q: A9 b" s - # v) Z0 P8 x4 T( d5 h& v" ]
- LDA $406 s8 g" L6 a8 Y& h
- LSR! B( `# X- T+ @
- BCC Track_Enemy_Check_Begin_L1; y' O1 ~' K$ N' l% c; n# ]
- ( [, [5 j- ]# L) F
- JSR Track_Enemy_Ex ;2, 4
4 d7 s4 M5 L) h7 C3 O$ S - LDA #$00
3 s- [2 q1 L3 f. s. X3 Z; W3 z6 V' ~ - BEQ Track_Enemy_Check_Begin_L2
4 H- Y. L' Z1 J - 2 `3 _& v' i( c# W
- Track_Enemy_Check_Begin_L1:
* k4 C8 k) Z7 A - p2 J) v* Q! \/ C4 Q0 R) H
- JSR Track_Enemy
6 u. e7 k6 B4 m8 ?
7 Q! u* p0 W; z* l2 v) ?) i- Track_Enemy_Check_Begin_L2:+ |+ o* V: n: m @
- 9 m- u6 X+ @8 a4 {9 H# s
- LDX Enemy_Index/ c9 y2 M0 I7 a7 i5 \5 q/ M' ^
- Track_Enemy_Check_Continue:
/ W1 c2 x: I X* U" r i# @ - DEX
8 Y! {& G, h, E. V1 \# f, I - BPL Track_Enemy_Check_Begin
* e/ L1 G% ^% E - Track_Enemy_Check_End:* F" a6 z! l8 l. N4 m$ Z+ B' Q
- RTS; x( w9 o0 s/ X- S0 Q5 J/ d
- 3 X/ v* o: T' K& P# u& l* w4 n
- + v( t. o8 Y4 f: I1 e
- ;查找第一个敌人9 F. s8 E# M1 t
- Find_Begin_Enemy:
) D6 g- u* J# k' t* M - LDX #$00$ t% W/ D2 d- I& L
- Find_Begin_Enemy_Check:
+ r( c) k! m. b9 P8 r - LDA Enemy_State,X
, [* k" A" u- \ S$ } - BEQ Find_Begin_Enemy_Check_Continue
: |& }2 Z0 C$ L - LDA Enemy_Blood,X% W7 J- C0 N& F! M' w
- BMI Find_Begin_Enemy_Check_Continue
. j* ^9 Y) n( K# B' \# E4 I1 b - BNE Find_Begin_Enemy_End" B0 E0 i" i/ A; W3 d
- 2 b$ o$ {3 L* A- [" ^3 w% R; L
- Find_Begin_Enemy_Check_Continue:* L4 u( |' ~6 Y6 c( k; A
- INX
+ X1 ~5 q# e! |, T - CPX #$104 _% t. U$ y8 `, y1 B/ `7 T. t
- BCC Find_Begin_Enemy_Check$ O9 N& l, l# F! `2 F) ]5 q8 C u
- Find_Begin_Enemy_End:. H$ [8 }, ?/ u1 c
- STX Enemy_Index_Begin2 A3 I# r/ [" D8 c: a
- RTS
, }: L, o5 v. I0 V6 g3 G9 c
. {7 v5 F4 K3 M- ;查找最后一个敌人8 _: E+ T( I' u2 o6 c9 \
- Find_End_Enemy:5 @ g; t$ Q+ }% b) c/ F2 [9 y
- LDX #$0F6 }: B; u% \; J; L5 M
- Find_End_Enemy_Check:
: B. c: n4 U2 {# H - LDA Enemy_State,X
- `2 G' R; q$ Z# n - BEQ Find_End_Enemy_Check_Continue
/ A. d2 K n9 D: D4 D; \% D1 P' A - LDA Enemy_Blood,X3 c# Y9 j/ T2 a
- BMI Find_End_Enemy_Check_Continue8 d' R1 h' |6 j8 M& {
- BNE Find_End_Enemy_End) N' Z' E, {7 n/ Y$ R
- ; F. T5 n/ C( [) ~; ^. W
- Find_End_Enemy_Check_Continue:8 t, {, ]5 x0 f5 \
- DEX7 |4 z1 @6 D' ] f7 F
- BPL Find_End_Enemy_Check0 A. n, \) c0 T2 [0 T! P8 |( E
- Find_End_Enemy_End:
: U/ p; ^6 y& I2 h1 B - STX Enemy_Index_End
8 `8 i% T" d7 @: V2 F& b; |, L* { - RTS
w) }8 ^6 F$ p8 H - , v, L& n6 C3 W/ W. m
- ;子弹追踪
7 T" D7 Q+ u; Y) h8 U* C - Bullet_Track:
* L/ O: L7 r& o' v1 K# h# e' g - LDA Enemy_Index_Begin
7 M- E: T9 a5 B - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
& B9 v4 O; x1 }( l$ @ - LDX #$00
: T" c+ E3 \! |' @0 g# J* B2 V - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++). O5 S" _/ K7 g9 |/ g( D
- LDA Bullet_State,X6 _- e1 i% \ `2 X' Y
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
" k* b0 }6 Z- J* I4 i5 ]8 n - STX Loop_Index_I
: ~$ U: j* X$ L. \% I -
) s; C) S3 g; v" `: {8 u4 I$ d - JSR Bullet_Track_Enemy4 f9 K5 z# O) U
- JSR Bullet_Tract_Direction, h& k, e) H D# g+ Y
- ; C/ U1 O, l2 s7 C
- ;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
! B( b$ ^. t: Y3 M! b) f- C1 T( [. W5 P - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
: W5 ?# A& u1 U! m) r7 A( m1 L - LDA nEnemyIndex, s1 ~. ~/ _& T3 Y' ? e2 b
- CMP Enemy_Index_End
3 j% g4 f! B: }' s8 ^4 S5 N - BEQ Bullet_Track_Check_Continue
9 n4 e+ L& Q$ U# Q - BCC Bullet_Track_Check_Continue9 q( k5 v) F4 o9 t3 m- ]
- LDA Enemy_Index_Begin
. w1 t/ p* ?/ [0 Q& J/ ?8 g - STA nEnemyIndex
7 q) P! D- a9 A$ ?3 u -
6 M& M e; G+ v2 Y5 P; Z! x! d# X/ X - Bullet_Track_Check_Continue:
" P B* Q5 @) Y$ |3 C, ?2 e3 c/ s6 \ - LDX Loop_Index_I, h( U% n: T" u, s
- Bullet_Track_Check_End:" Z+ ~* y0 Y; j6 m* ~5 d
- INX
: ~% A9 k8 H) P8 C; w! d - CPX #$10
* @, f0 ]4 g* V7 u6 G - BCC Bullet_Track_Check
u: p8 Q- T y9 I. @! y - Bullet_Track_End:
( o5 ^/ N' ?, c7 l6 z - RTS
& W8 B0 X3 s/ t8 @2 b# d6 } -
# W5 ^1 r* B& n) {+ ]& n - ;给敌人分配子弹
+ J" \' D+ |( q& t0 b* N% v+ k - Bullet_Track_Enemy:
& c {0 n( P2 {' b8 [3 D - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)0 G4 i1 W9 q0 G9 k- q
- Bullet_Track_Enemy_Check:
1 z3 A7 ~1 g0 D% G& z& u7 U2 Y - STX Loop_Index_J0 C9 a7 o# m% R" |8 z: o# v/ ]) v
- ( |/ s9 j4 |! |( ]( |
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
. z8 d% k1 I: e: J& M8 w# m - LDA Enemy_State,X
1 z) j! n; l+ K, f. B4 V- B' h - BEQ Bullet_Track_Enemy_Check_Continue+ ^" r) r) }. |0 q8 B2 U
- LDA Enemy_Blood,X8 ?! @6 o1 J) H3 a. W0 r! v7 l7 g- r( W
- BMI Bullet_Track_Enemy_Check_Continue
: O F" @& `- l - 9 a+ V8 z; b9 g+ C0 l8 H$ g, @
- LDX Loop_Index_I
8 e+ X% _5 ]# G2 l/ h/ T - LDA Track_Enemy_Index,X
9 y" h: E1 W! j' b - CMP #$FF
4 u4 {5 f/ f; T4 }* _/ e3 M! S - BEQ Bullet_Track_Enemy_Init; T2 X; V+ f6 W% s" F) ?# m
- 1 |# m) C5 i9 q+ o! L0 ^
- Bullet_Track_Enemy_Init:
( q% q7 l: J) e% ^5 o* E - LDA Loop_Index_J( J. q, \3 K* N' x% u/ f
- STA Track_Enemy_Index,X ;nTrack[i] = j;
A% _. [0 D; O) \ - / a3 o% w- n* v) @& v9 H
- STA nEnemyIndex
# p1 }8 q/ M" C% l( E% u: v - INC nEnemyIndex ;nEnemyIndex = j + 1;2 l' U- V; G( M; z, L
- RTS ;break;, C3 ?/ _ p! a
- ( }9 C- q: _+ E9 T8 y6 D+ I
- Bullet_Track_Enemy_Check_Continue:) G/ d/ r. q: C( X5 F" g; r1 z
- LDX Loop_Index_J
, F P3 x& O$ b, h! Z1 x0 R - INX ;j+++ @; l+ w5 B/ F) G' d, a8 l
- CPX Enemy_Index_End o9 O( M* I8 h3 ]: a
- BEQ Bullet_Track_Enemy_Check
( Y6 k" y; y# f8 e% \. e - BCC Bullet_Track_Enemy_Check
5 r, @: s( ]+ E - Bullet_Track_Enemy_End:
8 L0 j$ f" v ^0 T, w - RTS: e: ]% Y& T5 ]# A6 [. @' r6 ^4 W
4 n/ k( k% Q r4 t& T- Track_Enemy:8 f0 y3 I8 _& K* j; N1 \: m$ S+ n
- LDX #$0F8 K0 F) P* g5 Z0 j. c! _2 `
- Track_Enemy_Begin:' g* n! p/ X: q/ M$ z
- LDA Bullet_Icon,X
- w3 k8 k- q$ I5 d) _$ C - BEQ Track_Enemy_Continue; m& M. ^0 ]* g0 b: m6 W `
- LDA Bullet_State,X2 D+ C7 w( S1 N
- CMP #$01
. Y! B7 m3 q! S# W# R - BNE Track_Enemy_Continue
, f7 K2 S/ s" s a -
# L& h3 i+ s2 s: O% | - JSR Track_Enemy_Process
* \$ q& x0 M7 q -
) r1 C& y0 I# I3 Z - Track_Enemy_Continue:
6 p3 a% R0 A. c1 p" C3 t - DEX6 }4 q4 b* v1 H/ F' N
- BPL Track_Enemy_Begin( i x5 M; m# _: Z+ k2 G
- RTS* d; h3 q3 A {/ Q- [
( o D, s. i% @0 U2 C- ;普通关卡
1 y9 [0 K; g9 U - Track_Enemy_Process:, f4 S; U m6 x0 I& F
- LDA Track_Enemy_Index,X1 u/ a+ w$ w& ~
- CMP Enemy_Index
7 M" y6 C- [: h* L7 `% g5 [ - BNE Track_Enemy_End& i: B7 I8 A( K) u; |8 u
- LDY Enemy_Index
x: I3 a- l7 o) K0 d - JSR Track_Enemy_Y
1 R* d- W) I6 a& m) ^. {" V - LDY Enemy_Index0 K" q2 Q8 o& Q1 a! d; ^" j/ Q
- JSR Track_Enemy_X
1 x% P# X6 [, T( v4 L - Track_Enemy_End:& P% p2 O% m/ ^$ {0 ^0 x
- RTS5 a9 V; f% C4 g8 R3 B& `& Y" d* \
- . G* H; _0 {! x4 G6 Q5 y5 P
- Track_Enemy_Y:1 T. h- ~2 x6 A* ?
- SEC
2 X* N1 b" n+ z4 t2 Z( p9 j - LDA Bullet_Y_Pos,X; s+ ^ }8 G- ?3 U
- SBC Enemy_Y_Pos,Y
: Q4 D% D4 M, b - BEQ Track_Enemy_Y_Equal. X9 Y" v9 q% @# g
- BCS Track_Enemy_Y_Greater
y/ n2 U4 O9 y& F9 N - 3 d7 }9 n8 R* s
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y- D: s8 c1 I5 j6 L2 D5 F
- CMP #$FC
$ e' X5 P# m3 C4 ~2 W - BCC L1_1
( d- ^- {% Z, }1 b9 E+ [* Q/ R - CMP #$FE
- {0 i% n# s& {; U z - BCC L1_2
) H+ g! |" S4 Y4 _ - LDA #$00- U( o4 R, y) F+ |( p
- STA Bullet_Y_Speed,X
. }- `/ t& v* O# h& x i& g - RTS
7 z$ n. n7 V, j8 h# n - L1_1:
" ]1 n% z( D! _ - LDA Bullet_Type,X
* W7 E! V w0 }& v. ^ - AND #$0F
# [! J4 O: X$ x2 I# ^3 E - TAY
, O3 I2 T: U2 w0 u6 T6 u - LDA Bullet_Speed_Data,Y' r& B& U# C. F: }! ^7 A5 {
- STA Bullet_Y_Speed,X
2 F+ H: F& K) V: ^ - RTS9 H2 t3 ^! x4 w+ h
5 s3 D! D7 C5 V' h- L1_2:
7 M5 o+ O/ G/ o5 _( C6 h# L5 v - STA Data_buffer! c1 G, S$ n+ I5 R
- LDA #$00& N' q Z" s0 r6 Q, D
- STA Data_buffer7 D3 e$ H; _* h4 |8 h0 A& N6 u
- LSR4 m+ @, L* {3 Q- a$ D1 S
- STA Bullet_Y_Speed,X# {1 X7 X; }# ]9 o& i
- RTS
1 h+ y, K$ r5 N - 7 @$ z* N& X+ l; [; K6 q
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y; I' d; W+ M x( b3 d4 D5 O6 P
- CMP #$04
7 @6 j# b; I# E - BCS L2_17 Q; N5 {" L; p4 W& N% i7 B
- CMP #$04) Q* y/ j( ~5 U2 H6 ]3 U" \- M5 D z1 }
- BCS L2_2; W) ~4 \7 P- W2 P% r; b. \
- LDA #$00
, Q! V1 W7 {, x; q: r+ [' E - STA Bullet_Y_Speed,X5 Q1 `' ?; }/ d2 P$ f
- RTS
o4 L9 J; V: K5 Q3 w* J7 | - ! T6 v% }) f, M& ^) `- V) E
- L2_1:1 G& E: L; s U
- LDA Bullet_Type,X* {; Q8 w9 c( B6 S7 d E. A
- AND #$0F; l& L/ {' Q5 y) B% M
- TAY; m) k. i9 H- K. Y* T$ J
- LDA #$00. z( i- X1 ]! T5 j
- SBC Bullet_Speed_Data,Y. ~2 f2 g, s4 K" c
- STA Bullet_Y_Speed,X" y B5 x8 J* K2 Z" \
- RTS4 G: @/ _$ n' Q
-
0 P0 G- c$ `! j - L2_2:, o7 j# \ z M
- LSR" t1 V: O0 `: N8 U
- STA Data_buffer5 ^* K& z) \* ^( E u- k, y+ P
- LDA #$004 u: ^4 _, \, @8 j& T, T4 i
- SBC Data_buffer
* }; P2 ^ C7 P+ ]2 G* Q - STA Bullet_Y_Speed,X& n$ w1 Q, L. r) |9 M
- RTS1 P! U8 F- {# G* R- ]4 U- P
- 4 ~! P3 L) C6 X
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
+ I0 e7 R* P! S( r/ m - LDA #$00
" {" r, |; x k; G# ? - STA Bullet_Y_Speed,X8 z! T( e5 }4 K. N% M1 o' A
- RTS
) t' \3 L" ^8 | -
8 k* u4 A" M) H0 y0 z$ H - Track_Enemy_X:3 P) J; _. F' U9 i0 C' q$ l
- SEC
0 R" W4 u+ k2 ? |+ j% H - LDA Bullet_X_Pos,X
; w) i7 P- A- E - SBC Enemy_X_Pos,Y( S# ?/ K1 ~6 j: k+ G
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X7 Y8 J7 \& W$ f6 J5 M9 i
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
& m; O- g G9 Y' e - & }! C7 H7 {$ G2 ~# K, p
- Track_Enemy_X_Less: ;子弹X < 敌人X8 T& [, J0 c- U" x, H! z8 Y2 ?
- CMP #$FC
; e" ], n! c4 s - BCC L3_1
; p- y7 R" q. Z' o+ B2 b - CMP #$FE! O( j$ R" `+ J+ F, L# ^- R
- BCC L3_2% U, g5 e0 h, ]7 C+ \7 e
- LDA #$00
7 |+ R* ]6 `7 D4 I - STA Bullet_X_Speed,X
5 R% v/ a: d. b* \4 @: d" x - RTS/ \) ^# d* s6 m1 S0 i) S, S
- L3_1:
3 T# K: r- U; }' L* v) i6 ~& c - LDA Bullet_Type,X
0 ^3 k* w' }6 L) u" D. `( \ - AND #$0F& @' U2 R( G$ x p
- TAY
& Q6 Z: R% A; | - LDA Bullet_Speed_Data,Y
. O9 r. p1 D0 T - STA Bullet_X_Speed,X- ]- C7 P0 Y4 S5 v( }, N
- RTS
" |& m9 ^9 ?# ~3 C/ U* Y - L3_2:
: `' g' @. [7 N- q - STA Data_buffer
~) l# M( ]- O& F2 v# T - LDA #$00, X" U6 K3 N7 X1 }
- STA Data_buffer
1 H @; l5 G& S# b+ { - LSR" Q% ^4 ?8 C L. u6 L& [( ~- A
- STA Bullet_X_Speed,X4 r; L! T0 _7 N; r1 R
- RTS
9 h( r2 A( O" Z( q! i1 F -
; D# V4 }% C; m5 L, u - Track_Enemy_X_Greater: ;子弹X > 敌人X
# e3 m8 X7 v9 a( J& V: E2 C2 t - CMP #$04! G1 Y& D; [4 k5 L" t3 u8 I0 k
- BCS L4_18 j" B: [3 g6 a3 a$ S( M
- CMP #$02, k$ D4 F1 G9 S6 x/ M/ m
- BCS L4_2
% Q5 u3 n3 A3 L) R. a, j - LDA #$00
( H% u. J) {: t0 n4 T4 K8 @ - STA Bullet_X_Speed,X+ s# H% F2 v) y
- RTS. j( R( _+ V B8 X" F1 t o
- 1 `5 v8 M. L; o; m7 d
- L4_1:
- k; \ U" Y0 [/ {9 r - LDA Bullet_Type,X! a( z( C( T, d2 i% M @* x
- AND #$0F
6 q6 o$ S: Y% [$ J+ ^8 A - TAY
7 V `/ G0 A! i4 {8 p - LDA #$00
" o" v( p( _# k - SBC Bullet_Speed_Data,Y5 V9 y7 Y& r# q6 k
- STA Bullet_X_Speed,X
, S0 G6 C9 b3 r: |( f( ` - RTS0 H# B% F% O. l; u% F: d
- L4_2:
& m- u4 C( o& U6 H4 n0 [ - LSR
e$ ]* M6 y+ | - STA Data_buffer. @8 {7 {% G9 J, I8 D* G
- LDA #$00
. B9 Y% s6 x, z% l& r; L: ^( e G8 J - SBC Data_buffer
* S; s! g& }, w& F - STA Bullet_X_Speed,X
- d. ~$ }, u4 S( C8 \* O - RTS; }6 |0 C$ B. Y: h' {& K; ]# y
-
" z& n7 v# ^6 d; M - Track_Enemy_X_Equal: ;子弹X == 敌人X2 H) D1 d! X/ C# j8 `" g0 l
- LDA #$00( |% x4 G, p, t& a( T( s0 l/ r8 i
- STA Bullet_X_Speed,X: `. _0 I9 P* X" P7 p6 t
- RTS5 p% P3 x- B" J+ n W- F8 x2 x
- i# F, m) X% i* r8 I* P
- Bullet_Speed_Data:# K/ t1 p) {0 b
- .DB $00,$03,$03,$02,$03,$03. g% Z$ [7 G* e( \- d
-
d$ C! m( X0 S0 X! L5 ?2 Z - ;2, 4关3 b' _* z- k/ {6 W5 r
- Track_Enemy_Ex:+ a8 _/ O2 N$ ^8 c
- LDX #$0F0 _# M k0 F* k( [! S$ ]
- Track_Enemy_Ex_Begin:3 N" F& l9 N; c9 x& i, p
7 K, E( a$ @% D+ c- LDA Bullet_State,X6 H* }2 l' ]4 U, u: U9 Z
- CMP #$01* H: t" @$ x0 P) ~, k
- BNE Track_Enemy_Ex_Continue
" q1 I. j: b! W3 O -
8 a$ v+ a9 a1 l; U( k6 e - LDA Track_Enemy_Index,X8 \% i5 G; @0 D8 o2 ?2 h- C' P2 H
- CMP Enemy_Index W8 ?# X% N9 ?" p' F% }- V
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标- p. c X0 v" {: I) y. L- Y
- # n8 d' k# d, l( T# d1 o
- LDY Enemy_Index
4 l( B; B2 S% N7 H5 ]9 |; G - JSR Track_Enemy_Ex_X
( ^8 A6 }" c, t" z# ^$ ?" g, {5 r - + c* x9 g$ Q& t" X: K8 R
- Track_Enemy_Ex_Continue:
: N/ g& S& B/ E" E1 `) O - DEX) w5 L0 X1 w5 ~; I9 g9 z$ m
- BPL Track_Enemy_Ex_Begin
* |7 e6 k7 [; Z% G8 J - Track_Enemy_Ex_End:
2 F3 U- m" N3 o, T- W3 j - RTS" L: r5 P9 F& n
-
4 i. h$ Y2 f% i; L* y9 @6 Z: L' { - Track_Enemy_Ex_X:% S# B* f% V \, B+ @
- ;LDA Bullet_Z_Pos,X
! S2 J E- N+ u' f& q - ;CMP #$04
$ y9 B3 f" [5 ~/ Y# n1 a - ;BCC Track_Enemy_Ex_X_End
& o0 {% w" W: S5 z - SEC1 X9 e( a; _4 @8 u9 D( F# m
- LDA Bullet_X_Pos,X
+ K$ O( ]( K8 i" F - SBC Enemy_X_Pos,Y8 T/ y7 R# { m& w( e/ Y4 a1 ]
- BCS Track_Enemy_Ex_X_Greater
, L! Z+ \9 s: \# Q. J, E6 _ { - # [& x o( Z* k( U; A/ g
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X. m$ }2 [# x: g
- CMP #$FD" j- [, Y8 p9 z6 ^5 ^4 q3 |+ E
- BCS Track_Enemy_Ex_X_Less_End
3 x. _ e8 z7 [8 ~2 a; ? - LDA $6020,X
8 \/ [5 o$ _- ^* y - CMP #$2A
( O7 C4 p' O% w8 C$ ]2 @ - BEQ Track_Enemy_Ex_X_Less_L1
+ W& O, _3 o6 o4 w4 g- d - LDA Bullet_Z_Pos,X; ^- j) `5 t2 Y3 P0 l
- LSR
5 B" r( {5 R' W: v2 B i& @2 H - TAY; h3 \; r; t5 w5 `+ o' z
- LDA Bullet_Speed_Data_Ex_R,Y& ?3 U( O+ V% A0 ?; l, h
- STA Bullet_X_Speed,X
- `2 I( f, J9 J, z2 v8 r - RTS
$ d0 V- m: R# Q5 A3 U% u5 @2 J$ C - Track_Enemy_Ex_X_Less_L1:
! A2 D" B& R$ ]4 |
7 x3 j- L4 m; G5 b9 Z L- LDA Bullet_Z_Pos,X
& [- T8 E& ~: e3 r - LSR
; K) y. H4 c6 P$ Z& Z - LSR
9 ]8 |; ?4 L- D# V - TAY
. K( j5 P. q+ _$ u, M - LDA Bullet_Speed_Data_Ex,Y8 t' B7 c/ n& K
- STA Bullet_X_Speed,X
% Y2 b. a# |+ A1 P - RTS9 m# Z' j# o" R$ b
-
+ Z5 c- X3 O. o9 |. } - Track_Enemy_Ex_X_Less_End:
& d9 R: P8 J) Q1 @: J - RTS
% V4 |( f: S2 s- w' @ - ; p: [3 Q5 y" |7 {# c; e
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X3 T) X9 o8 K" l+ G
- CMP #$03& }* v7 k4 r% b. X& p1 y. N. n& L
- BCC Track_Enemy_Ex_X_End
! k4 ^( q$ o. n3 `6 Q4 D - LDA $6020,X' q. ?/ @3 y0 @3 R4 M5 p6 Q
- CMP #$2A
|' m6 I+ y6 s& f - BEQ Track_Enemy_Ex_X_Greater_L1
O/ }6 O, n8 c9 l" X7 Z - LDA Bullet_Z_Pos,X* c) v( B1 }4 [* H3 f+ ]4 A1 \
- LSR. E! X" _: @0 u, @
- TAY
' C# P# Y+ K* A - LDA #$00
/ J+ v9 ~# g% W3 p - SEC
- j0 R( H& G: Z- F - SBC Bullet_Speed_Data_Ex_R,Y+ B; a- c3 j4 J2 X3 m
- STA Bullet_X_Speed,X( U2 C- G/ X0 B# H% C9 w) P/ Y
- RTS
6 ]1 C( Y- A; G& c: K - / r: {1 A5 j: j. b9 V9 ^
- Track_Enemy_Ex_X_Greater_L1/ `$ J9 {8 n' d& k" _: k7 g+ k
- LDA Bullet_Z_Pos,X
6 l! @, ^$ E/ I, p- h - LSR
6 ?3 s0 V% O2 Q7 `* S. k - LSR
! |* b4 i7 t/ q# G - TAY
& O5 Q2 J. Y7 r - LDA #$00
+ N, ^: S) v* ~7 W8 [& p: G9 o - SEC
% y# \. M+ v0 z) L1 h9 D, p - SBC Bullet_Speed_Data_Ex,Y
' `& D7 Z P* i - STA Bullet_X_Speed,X' i0 `& C7 u+ r7 r+ g" {3 C: U0 y
- RTS
}* o/ \7 b0 a5 [2 k4 b+ J - 8 @6 P# o9 t$ K0 k) _1 v
- Track_Enemy_Ex_X_End:+ j0 q% D0 \4 U' B$ K, h. m
- RTS
6 V- Y7 Q* f' i: ~0 Z -
' e; F5 ?* f _! h1 ?/ ]0 i - ;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)* b% h3 k+ g+ g. _' W
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上$ V3 K k/ k2 k# P: k7 }, w; j
- Bullet_Tract_Direction:, j+ {2 p& W; [2 W+ O
- LDA Bullet_Icon,X. u3 d- q+ f; I- R+ p! }
- CMP #$23
8 _! \: u+ K* z# I3 X7 O* r - BCC Bullet_Tract_Direction_End
1 T0 ^; Z5 j' A/ s9 K/ Y8 h U - / N0 k! C$ g% N; k# f
- ; X != 0; j; S6 u+ Y! W+ w- U4 z5 d2 O
- LDA Bullet_X_Speed,X% N! h3 V4 A7 p$ q9 W$ ?
- BEQ Bullet_Direction_V
0 I2 u9 @: _9 z' S. ` -
$ s" [6 i" a( R - LDA Bullet_Y_Speed,X% f5 Q. I- H3 q
- BEQ Bullet_Direction_H7 @! F/ P! G& f w0 {1 K$ A
-
+ l0 l- {% l/ D" _8 D) s- F - LDA Bullet_X_Speed,X
0 k+ E' S; ^5 n) \ - BPL Bullet_Tract_Direction_Right
/ L3 Y) f( |/ ?) n% u0 l - Bullet_Tract_Direction_Left: }6 m3 U5 B6 }, K9 a7 h
- LDA Bullet_Y_Speed,X
# N# z8 {" N- T3 h - BMI Bullet_Direction_Left_Top
# O$ X, J: e7 g/ S# V - BPL Bullet_Direction_Left_Down+ L6 c4 N# \/ y# g9 ?9 Q
- Bullet_Tract_Direction_Right:
0 C8 v7 ~/ w o/ r: D5 |" \ M - LDA Bullet_Y_Speed,X
5 [9 E: u2 W1 ` ^ - BMI Bullet_Direction_Right_Top
$ S6 y0 r: H" o - BPL Bullet_Direction_Right_Down
% @& `; R! f: ]& t* t: m - Bullet_Tract_Direction_End:
- s E1 G5 s" Z5 I7 w/ U% @ - RTS# ]4 S6 J$ P: F0 P1 T ^
" d9 M) y) y" `" u) y0 ~- Bullet_Direction_Left_Top:
- `3 G, ]+ P! k" o/ N( d - LDA #$25% @8 O2 }1 z% P4 P) R9 F
- STA Bullet_Icon,X
3 x: P' ^. O, W, L1 [ - LDA #$C05 g( _$ q% Y+ S; F4 ^
- STA Bullet_Direction,X
: c& O' b$ G& [' Z: |4 _+ U3 t - RTS/ `) m( }* i% w% M K0 I5 a5 `% P+ t
0 P* t9 k+ I6 \' O0 }* y- D- Bullet_Direction_Left_Down:# o5 c1 M; `$ o' v1 T! O3 e
- LDA #$254 L6 a1 K8 V: ^1 ~
- STA Bullet_Icon,X8 W8 y# Y& G/ F
- LDA #$40
. B1 Y( B( t/ Y! j$ r# c$ [. f: v/ ] - STA Bullet_Direction,X( f4 e3 n# m) D; x, \ y
- RTS3 [8 a f& c. y, |% j$ f
1 z% v9 Q6 U. B5 \' x4 f B- Bullet_Direction_Right_Top:. t) e: P: f3 e' T3 N
- LDA #$25
" m; p' P9 P5 }# S5 M - STA Bullet_Icon,X
! S4 W6 ^3 E( u. J3 ?/ i - LDA #$80! ?( U5 D* c4 K# O6 W p3 O1 C
- STA Bullet_Direction,X2 S9 G. o- p: Y# B: R! O. B; H
- RTS
; g* e r. h5 Q; ]5 `( \ - # W# n. N2 P2 u, @
- Bullet_Direction_Right_Down:* ]! o- r# j# h- l4 L
- LDA #$25
/ Q1 R2 H2 n! h - STA Bullet_Icon,X
' v& ]4 e' K7 C - LDA #$00# y: d1 k( P/ k. n
- STA Bullet_Direction,X
1 b/ Y1 [2 R e; m - RTS! D" _( j3 M6 c6 M
5 _. K; v, ~2 l: H- Bullet_Direction_H:
9 g0 G2 V n7 k: _, `* n - LDA #$248 B5 }. W% l* q) `6 i; u/ C
- STA Bullet_Icon,X
|8 g, A1 m* f0 }# U - LDA #$00
* h, I$ \1 U/ [ - STA Bullet_Direction,X$ _9 M3 H0 n1 D+ A2 X1 ?7 @- H
- RTS1 P1 J6 z0 S& I# ~! c4 M
3 J0 q# G5 z* O' j- Bullet_Direction_V:
) P' x' x' _- \6 G+ O - LDA #$23: M: O) ~* K t' y$ M% k
- STA Bullet_Icon,X. \" S9 s( n8 S
- LDA #$00
' W9 d" q4 Y7 j. v! p - STA Bullet_Direction,X }- m# B, M+ A" T& V* |
- RTS
0 o2 u% Q6 V, J% G$ p. F - / M; X7 S- a, B, L* C0 m
- Bullet_Speed_Data_Ex:
9 [2 o7 W+ K4 p - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
9 j1 ]5 K) g: [5 X! M/ I% a* r -
( l1 N! Q' v# I2 S! q4 K- Q - Bullet_Speed_Data_Ex_R:7 |$ Y8 [1 M2 k R; m' `6 v
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$081 u7 B5 O$ _2 g8 [! r! E# t" e
-
复制代码
: y/ a. c$ g7 z, p! W/ I& J& ?5 f$ B' y; [5 `" J
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