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[FC][魂斗罗][J][追踪弹]8 n( C( J& S' R( b# M
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时间:2023.04.30
/ k& D+ ]5 H2 b( \: x; `作者:FlameCyclone
( {+ ?( a! C8 Q! `内容:
$ \$ L8 @9 \) X8 i7 j8 X$ |3 ~ 1. 所有子弹追踪敌人, F: Z% m6 z$ Q; l1 @
2. 选择键切换武器: Z5 k; [# j5 v, O5 x2 b# b
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( t! |5 f4 L0 v' `* z, ?
& h5 t% P( A; s6 ^6 C1 e0 fflamecyclone.ys168.com% N. z7 h( X. Z( M( Q% e
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁: x7 _8 D3 P1 T7 g2 ]' v
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
5 y8 G7 M. D& F- s& H6 C- l - 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)
$ N$ q0 c1 a- B - 3 n5 M7 B& a) N$ x# `
- ;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)
$ O7 t4 q5 X% ~$ y" J$ G - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上, u$ [5 ] c" W/ u- ]' G
- : x' A! E) q8 D
- Track_Enemy_Index = $60001 C! j/ k) Y# s* C$ l1 z
- Enemy_Index_Begin = $60102 X' q& L2 d4 Y1 i# `5 `
- Enemy_Index_End = $6011
6 w: n6 D2 t: e7 I4 {* k- |
% Z/ I7 o1 {5 T$ S- u" P" v' [3 H) `- Loop_Index_I = $60125 i S% K! J5 d
- Loop_Index_J = $6013
9 x, X1 k/ p+ W* |! G& A. s2 T! I! c - nEnemyIndex = $6014! P% I' W- v* r0 g9 e- e1 U
- Data_buffer = $6015
# _ R7 s# y# ^- D7 [; I/ G7 g - ! X$ S" u+ Z; S+ w* m8 _. [
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标: p' C7 O }6 g( A5 \
- Bullet_X_Pos = $03C8 ;子弹水平坐标
: S0 o$ s) _3 q$ }0 `8 A" J - Bullet_Y_Speed = $03F8 ;子弹垂直速度4 _; X6 q, j5 h6 s
- Bullet_X_Speed = $0408 ;子弹水平速度
' M/ {1 \, t4 X' A* y9 }2 f - Bullet_Z_Pos = $0418 ;子弹Z坐标
. L6 }/ t8 u8 m0 n1 k - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
: @& B% G" N, B. ?* a# z2 O& Q - 3 b4 y5 `, S- s& O
- 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 V+ F, b4 x+ o- @- V# H
- Enemy_Blood = $0598 ;敌人血量5 I! ~$ i0 h( ?! u# ^2 t
- Enemy_Type_Addr = $0528 ;敌人类型 a8 l1 `) l# u1 n3 |/ |
- Enemy_Blood_Addr = $0578 ;敌人血量) v! k. e5 F t- q5 e0 X1 w/ Y
- Enemy_Y_Pos = $0324 ;敌人垂直坐标; g1 b9 g& S( R: [
- Enemy_X_Pos = $033E ;敌人水平坐标, j) V* k1 k% h3 N* w
- Enemy_Y_Speed = $04E8 ;敌人垂直速度" c. ~/ U3 z& s
- 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/ k" e8 O) x, D7 r& k' \
$ r$ e1 b, v6 e; z) M& w* j- Enemy_Index = $83 ;" g1 N# K% F5 x5 C+ {5 ]: K
- Time_Count = $1A/ f1 Q+ z2 A' C) p: x6 L& f+ n
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率4 J' X, G" L! u8 {4 U* Z
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率4 F: u& s. J7 L2 _6 f0 G
1 \5 Z7 P: N' z, V3 R- $ G8 t0 t1 i& w- Z
- .ORG $6100" Q, I4 M7 D) i3 k0 ^6 F5 E" c& e
- Process_Begin:
! M( f* Q9 P% u* n& x& f - JSR Enemy_Check
% [4 L. ?% j5 \4 I - JSR Track_Enemy_Check* ^% s) \: c6 m( O/ [* [/ k
- Process_End:
/ x% w2 h5 _8 a( ?. H+ i - JMP $E54F
* u9 I' k) c" E+ K. i* b/ O( d - {3 Y8 p4 f* s3 P
- Enemy_Check:
! w1 S. q! f7 j - LDA Time_Count
9 @5 a, J3 Z& [" O# L5 W - AND #Track_Bullet_Speed3 P2 o) S$ i$ |& z
- CMP #Track_Bullet_Speed6 x0 ?4 j5 W) D' `2 ~0 s
- BNE Enemy_Check_End( k4 p9 f$ w2 {4 _* J9 ?- V
- LDX #$0F+ d9 F, X" {9 \2 P1 x7 E! |6 M
- Enemy_Check_Begin:! [- r6 \" R( @4 J; B6 V2 A
- LDA Enemy_State,X4 O8 }3 j, L0 s2 K f! e
- BEQ Enemy_Check_Continue
% f4 d% ?- `# ~ - STX Enemy_Index- l5 E0 Q; J7 C# B% Q( k
- JSR Find_Begin_Enemy
4 Q' ^- b7 _$ n2 A - JSR Find_End_Enemy- z$ V( j. V3 T9 C* h; k. K& D
- JSR Bullet_Track
5 I" C* x! T& V& G* y O - 5 f) L5 G* U# y
- LDX Enemy_Index
3 |) ~8 O+ P2 i+ n: W - Enemy_Check_Continue:( `$ Q. S8 U" O. ?
- DEX
5 b* l4 |" u( f. _. i8 j1 S' S - BPL Enemy_Check_Begin
0 _% U/ Z9 {: Y; R, H - Enemy_Check_End:
- D+ A6 Q! g9 p. _" w - RTS
+ j0 q) i6 i& B6 c* \ -
9 @7 L3 z$ a5 R( q( R - Track_Enemy_Check:
5 c7 L1 B6 N) M+ S. T3 u* l0 q - LDA Time_Count
& t* _% J: _9 \% k& \, G - AND #Track_Enemy_Speed
0 f9 ]9 h; u- p6 S/ \) I - CMP #Track_Enemy_Speed
2 y2 Q4 C0 J2 n" } - BNE Track_Enemy_Check_End
" ^: _/ t, P0 L - LDX #$0F6 Z4 _8 ~8 F' t3 k0 @1 {
- Track_Enemy_Check_Begin:7 H* I: _3 E- L6 ^$ n+ a
- LDA Enemy_State,X1 `- A' Q; @/ f
- BEQ Track_Enemy_Check_Continue) a6 W# x7 G0 h$ ^& [
- STX Enemy_Index
1 _$ M, J w* E ?6 P -
8 ?& [! D+ L# |2 b; d4 ?/ h% n( | - LDA $406 O. x% t, t9 Q6 M9 ]* v
- LSR7 q- K5 Y* C$ [7 d o
- BCC Track_Enemy_Check_Begin_L1
1 u* B0 W% u$ o: d; Y- h - * _/ q0 O3 q* ~* s5 N5 D- V
- JSR Track_Enemy_Ex ;2, 4) I' M# i1 s& P- j5 ?2 N
- LDA #$00; s k7 }# `0 ^0 t3 V# @
- BEQ Track_Enemy_Check_Begin_L2
* |5 x# W2 @. K& N% z g -
+ M8 @( H' M, I3 p - Track_Enemy_Check_Begin_L1:
+ e, n/ g" P$ Y# K - # Q! H! R* L% ]' b% H8 Y2 F
- JSR Track_Enemy
1 C2 R4 b( B% O! I! w( y - . K5 i6 x7 ?! O1 c( ?) A4 @
- Track_Enemy_Check_Begin_L2:& Z2 J% V g) d/ d9 b
- . h; {) q# M" ^2 y+ w+ |
- LDX Enemy_Index7 B- X/ A' d( u0 S. T- }
- Track_Enemy_Check_Continue:
" a* k ~, @7 W* l0 b - DEX
# E0 j4 h& C* s D - BPL Track_Enemy_Check_Begin
4 h5 J9 {" @- O A& e& n8 u' F - Track_Enemy_Check_End:' y" c# Q; z/ i* m: L7 ?0 b
- RTS
3 A3 `/ M" i/ z( i8 W/ v) h. X' L - 2 h. X. d0 i: s. M
" j, d# j/ `& O( R( x# a: w0 z _- ;查找第一个敌人: j' O6 ]+ V% _
- Find_Begin_Enemy:
9 h ` B) D# g1 ]* d0 C - LDX #$00
3 G5 z0 g( H3 c$ | - Find_Begin_Enemy_Check:
% f! V J2 T8 O/ \7 L! S - LDA Enemy_State,X; [. J0 Q) t- E& ?( U
- BEQ Find_Begin_Enemy_Check_Continue
7 t2 k# I3 L% y$ H - LDA Enemy_Blood,X9 f4 K. p! s, e( H5 E
- BMI Find_Begin_Enemy_Check_Continue
! z% p3 Q( u" d1 r5 p/ h - BNE Find_Begin_Enemy_End' x% z4 n# |$ U. r' B* ~2 W
-
, I2 A, q' X$ {$ w+ p" N - Find_Begin_Enemy_Check_Continue:
8 `/ i+ m3 [* m7 ^. p ^8 L) o0 X5 f - INX O ?( |4 C) ~; L
- CPX #$10
5 C; c$ @. t7 e- f - BCC Find_Begin_Enemy_Check
" d! ]( N3 ?1 |. w/ ^( ]5 z - Find_Begin_Enemy_End:
. N- L# |& u1 g/ l - STX Enemy_Index_Begin
3 T0 ?7 \! \+ x# F$ ^ - RTS" D, ]9 s5 I$ P
- / u+ K! {6 b, }1 n. E
- ;查找最后一个敌人
8 L, I$ t" U! U* r/ L& X, j9 ] - Find_End_Enemy:' n% `! t) x2 w* r# l! f8 r/ A
- LDX #$0F
7 `6 N) M9 I J) S7 n4 p) T - Find_End_Enemy_Check:
4 n, u1 d& x% _) S - LDA Enemy_State,X$ U- h) B" a; X4 j" P; Q% w
- BEQ Find_End_Enemy_Check_Continue5 R" z- p5 u5 y2 {; Y4 H
- LDA Enemy_Blood,X0 W( W7 [. W+ [
- BMI Find_End_Enemy_Check_Continue5 }3 _# A& d# `7 ~
- BNE Find_End_Enemy_End8 K8 m' ^7 @$ O9 d
- ( G( P W# d5 T& H3 Y Q
- Find_End_Enemy_Check_Continue:8 ?8 Q" C4 u S& L- Q4 {+ p$ q- Z: E
- DEX$ ^5 O1 {! [+ a
- BPL Find_End_Enemy_Check
' g# l: I$ n) i5 y+ x% g - Find_End_Enemy_End:
2 ]1 X7 ^- [/ h9 v" u% w2 e - STX Enemy_Index_End
8 S0 V0 X/ _5 {: a$ b - RTS7 Y _* f0 d. ]. ?9 T( w0 r4 ]
2 n' A' ` K J1 [. A- ;子弹追踪
, @9 i3 [7 d% H$ f2 k, U6 T - Bullet_Track:
& y4 s" E" O8 n8 A1 a! c - LDA Enemy_Index_Begin' T' e3 T" R' J w+ a8 I
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;! I8 c0 a9 G$ @
- LDX #$00 c( ]1 n+ G$ b7 K
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
5 @4 |- V3 m% U+ c) I( w3 W. C - LDA Bullet_State,X' m) T$ V/ T6 b! c5 l0 D9 L% Y
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
+ e+ [7 I' J: _' q5 E5 } - STX Loop_Index_I
4 I0 _! S! y, G9 e2 K! u2 c9 Y8 v - a; P' R9 @* u
- JSR Bullet_Track_Enemy
4 R1 y! `8 U5 T0 t: T - JSR Bullet_Tract_Direction% { i/ S4 M$ ]& ^
-
4 d5 c) ~9 Z: G - ;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
9 ~2 G- {$ [% h) P% k- ^# Z - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;+ w8 w W/ \' n" Q; ^
- LDA nEnemyIndex
* k# p: _9 w+ P+ l* x- @7 X - CMP Enemy_Index_End
" F$ S2 V+ y* ~0 L4 E' H* |, ` - BEQ Bullet_Track_Check_Continue0 n0 p7 |( W9 }- b$ X$ |3 @* W( e' v* ?
- BCC Bullet_Track_Check_Continue
/ t$ B9 V) k, C3 z; T0 ? - LDA Enemy_Index_Begin
2 ^+ T/ ~' o1 D/ A4 \: N( b - STA nEnemyIndex
& Z; H3 X. y9 h8 c- a -
3 X" \& C* l" {8 f - Bullet_Track_Check_Continue:4 @- L% v; M4 j1 v8 g1 B: h
- LDX Loop_Index_I
7 ]3 g* P! b" [1 z: J& A - Bullet_Track_Check_End:
0 m1 a' n# w$ U3 i. F0 S7 V - INX
3 J( Y. v; [/ I - CPX #$10
/ X$ l" ^; L9 J/ q9 ^ - BCC Bullet_Track_Check
4 T# m: G- x5 p5 N* F - Bullet_Track_End:
C5 F) m2 D- {% w - RTS, q: Q5 q: y9 {
-
1 U4 z! p/ R7 J# u9 f7 D - ;给敌人分配子弹/ W/ s1 ^5 E) z) Q( I
- Bullet_Track_Enemy:
! p* v1 W' f( G. U4 ~ - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
% E% o& e3 A: D# ^+ C( U( P/ a% l- m - Bullet_Track_Enemy_Check:! [9 x" A. H& S* m
- STX Loop_Index_J- r q* Z0 T. `: u0 m+ F& v
- / w' q2 Q# }% e
- ;if (0 != nEnemy[j] && -1 == nTrack[i])/ w7 h/ }5 r8 f1 |- i- i. |, E
- LDA Enemy_State,X, [+ \: T' Z Z1 D2 h: x% A
- BEQ Bullet_Track_Enemy_Check_Continue3 k) Y. ?, B/ @4 k+ Y3 N0 m$ C
- LDA Enemy_Blood,X2 }9 H. _# I. s
- BMI Bullet_Track_Enemy_Check_Continue0 a' L4 U0 N0 _: y; { j( y
-
3 ?0 c: U( U3 a - LDX Loop_Index_I4 ^( g, R0 E, F |5 I& T" P& L
- LDA Track_Enemy_Index,X
; q2 W8 `$ q* _0 F4 R& H - CMP #$FF% i4 j! @$ l' _8 @* v9 z
- BEQ Bullet_Track_Enemy_Init
9 d% ]2 r% S! C; o$ y y6 Q/ t -
. K/ W% K" K4 n: z: k, ? m/ I - Bullet_Track_Enemy_Init:
9 W- a0 ~2 {$ ^4 _ - LDA Loop_Index_J5 V' {- Z! G4 h( C' D. K+ k
- STA Track_Enemy_Index,X ;nTrack[i] = j;
9 W a7 E" B4 `. o4 g -
0 g6 u; i: B! Y* ^2 g. ? - STA nEnemyIndex
6 P- u5 Z# A% }: ` - INC nEnemyIndex ;nEnemyIndex = j + 1;
5 f; h! J- t7 ]! i( N" @; C3 ^ - RTS ;break;! n5 X* C& J8 s2 S3 U8 N' d
- ' |; _6 y% M0 W
- Bullet_Track_Enemy_Check_Continue:8 e/ ]& }1 v0 v! k( r/ c
- LDX Loop_Index_J
) o$ g( L% ?7 j3 S& R" ?+ w; W0 D7 E - INX ;j++8 H6 X) N: v$ u* e$ j" C6 ~
- CPX Enemy_Index_End" M8 G0 H" e; b- f
- BEQ Bullet_Track_Enemy_Check
- p4 h# @6 Q( Y5 _2 L - BCC Bullet_Track_Enemy_Check
6 u. \0 v" u8 q - Bullet_Track_Enemy_End:
) d7 R8 C% n7 W# x - RTS, J7 k) R8 m' p. ^3 `9 M/ c
- & y+ l3 b' {/ s1 p
- Track_Enemy:8 [. ]! v) @3 }8 C( D
- LDX #$0F* e- K7 C. A) I% m
- Track_Enemy_Begin:( h) R$ e7 _/ l4 b3 U
- LDA Bullet_Icon,X3 j, s4 n+ ~ f/ Y
- BEQ Track_Enemy_Continue
" E* U0 T) L) T G - LDA Bullet_State,X9 _1 L5 c6 t/ T' Y/ C
- CMP #$01
( ]) m9 [ l3 _; {% F4 p - BNE Track_Enemy_Continue
$ N( ]$ l# _& v - " I; W, M0 ^3 X& Z
- JSR Track_Enemy_Process
4 |9 Z% u- h. _) f. I -
2 p- Y/ h# t" P7 ^2 m9 U - Track_Enemy_Continue: D( q- }% D6 Y, p- R
- DEX, D" l2 g6 k+ |( {7 Y
- BPL Track_Enemy_Begin9 n4 G5 R7 c: C1 D3 ]' \" h2 k
- RTS P& l" E0 P5 c. n+ p; _5 {% M# K
: _$ X' {! ]* q: z- ;普通关卡
, ]1 H+ H* G% s9 T; p - Track_Enemy_Process:: o [* D2 ]- \8 p( y% V
- LDA Track_Enemy_Index,X! P; p5 P! R' I7 |
- CMP Enemy_Index
* k" Z$ E' h+ S; t - BNE Track_Enemy_End! Y2 d6 a( B3 G" Q1 e5 S, F4 R& O( B; N
- LDY Enemy_Index
; K" j4 P- F7 D - JSR Track_Enemy_Y1 h7 W3 t# z3 i) ^$ j3 e) n
- LDY Enemy_Index; _) X5 q# j# S( ~1 _* y
- JSR Track_Enemy_X1 L ~ E6 [5 H8 ?' S
- Track_Enemy_End:
6 I& G9 e8 G d1 @. N - RTS% g- S/ O, t- [: A0 D
- 2 {: l* t3 I+ m: K' k& n4 g v
- Track_Enemy_Y:
$ s+ N" _+ B& u/ n c9 h - SEC
9 x% E# X' e+ W; D$ t - LDA Bullet_Y_Pos,X5 h, a& V1 s' f( Y# \& l
- SBC Enemy_Y_Pos,Y9 F3 ]- S3 |3 U0 Z
- BEQ Track_Enemy_Y_Equal; j1 ]% t0 Z; U+ {- C4 a5 D+ B
- BCS Track_Enemy_Y_Greater' }& |) b, Z& K2 v3 X
-
! Z- l* v/ w% ~: c0 C' r; F( N - Track_Enemy_Y_Less: ;子弹Y < 敌人Y# Q" n* W y: q- d, _
- CMP #$FC# E8 ?3 j: ^# Z/ \! }/ E
- BCC L1_1
1 r" N9 B$ a+ l9 u- f+ G - CMP #$FE) r( X0 Z. M4 W9 d* m! a
- BCC L1_2
- K9 ?- T/ D# R4 \# J: d - LDA #$00- Z3 J3 I2 r9 a
- STA Bullet_Y_Speed,X
2 J3 D+ |5 X. [8 T. R& a5 m2 q# L - RTS
0 H. a0 f4 H F( i - L1_1: 0 i+ B" l5 g+ M8 w2 `, _: M
- LDA Bullet_Type,X
% {* j! b3 L9 M* K - AND #$0F5 i0 r. Q" b: S9 t2 n
- TAY
, |/ l' w, f# b) j/ @ - LDA Bullet_Speed_Data,Y
2 ^% O$ F3 X! M2 ^6 S! {3 h& W - STA Bullet_Y_Speed,X
/ m" r& X4 E( G8 N- H! | - RTS3 N- M5 P# R8 P s5 r e
- : k# X0 Y8 c. V7 J& ~+ \: M1 _
- L1_2: * V, ~7 S# t" B
- STA Data_buffer
+ s% r% |' a* o- K6 Z# j - LDA #$00+ h6 U' ]5 H8 H
- STA Data_buffer/ Q( h8 g- L3 I( T3 F. ~8 o* M* S
- LSR
# a, Z: {, @4 V+ K8 h) a" O - STA Bullet_Y_Speed,X
; _' d- _" l( V6 H - RTS1 q, Z4 a" }0 \4 e# L% o& Y' u
- j6 I6 n: ]; Q
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y0 Y# E- B+ `7 D& K2 }% x! }8 H
- CMP #$041 b/ [) F M2 U
- BCS L2_1
5 v* W: N" [. ~( u - CMP #$04% s$ ~* r, \, D( Y
- BCS L2_21 g$ q8 _* [5 S+ J* x1 K3 V
- LDA #$00
- y' w. s3 i# Y2 Q - STA Bullet_Y_Speed,X( `/ r$ k! N7 J
- RTS
b X2 [# ?9 F1 g8 C- S# b -
# j. T& o7 r% V - L2_1:$ z5 ]+ F7 W* Y% e8 M' h7 P
- LDA Bullet_Type,X* s" g+ U5 r5 y4 |/ L8 p+ i
- AND #$0F/ A5 j7 h8 g# L* ?) j2 o, x2 \
- TAY
, L7 h. ]( a1 L8 a - LDA #$004 m8 r0 _4 b" ^, P8 l
- SBC Bullet_Speed_Data,Y
& A# b7 }! D4 Q, R& O! F% p - STA Bullet_Y_Speed,X
( y6 B1 p8 P; [, H - RTS
t6 e! m" w# V& s9 N! C. n9 `4 W - & K0 R c8 H$ R$ r, R6 K
- L2_2:; l8 z1 M3 n4 h: i# F5 [
- LSR {! e# ]; `/ m5 ^- O3 z- C
- STA Data_buffer
' S- Z4 W6 J; O) v0 o) [ - LDA #$000 K+ m |8 D; \% J O$ [
- SBC Data_buffer
) d4 p; B* f8 P9 H - STA Bullet_Y_Speed,X
) J: A7 G4 C# s& u# K - RTS
3 `: r& X3 F$ l5 J' T, b - 7 ~2 y1 k2 M4 l) O6 C. ~
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
" B: H. u' z) n/ d+ [) P5 H5 k( S - LDA #$00
3 ]2 y' j! J/ w9 S - STA Bullet_Y_Speed,X
6 r1 i8 o4 ]; t$ \/ { - RTS& y8 T! Y6 [; k$ G) S
- / T" k5 q# p* P% H! Z3 P% n% v
- Track_Enemy_X:" a. l6 q X: y3 b
- SEC
; q/ O4 Q3 K) O6 X: o; ^' j, x - LDA Bullet_X_Pos,X
1 u3 j4 Z5 a2 ~4 k - SBC Enemy_X_Pos,Y
( {$ W' o0 C* i" Y$ b( p - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X e' F+ K( J: _' Z, w" C2 q- l+ i
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
* d9 j# c; h5 L. s8 I; t* U -
0 m8 i$ w0 ?3 M' N& y' }& a! c3 D - Track_Enemy_X_Less: ;子弹X < 敌人X
; p& _4 F3 f+ V5 e. R c3 i - CMP #$FC
7 I" ^, u- W1 [# w: N7 u3 P% y. @ - BCC L3_17 f7 j$ Z6 i7 A
- CMP #$FE
" j3 b, v3 i5 m. q2 f' f# E - BCC L3_2
3 Z: K3 j. }3 _$ v2 y7 i( N# _ - LDA #$00
T" n' w! C; V7 L - STA Bullet_X_Speed,X5 {+ s2 f: m+ U' r' U+ G
- RTS5 T2 W( S! Q' `- H# @2 d/ t
- L3_1: 5 G" z$ N1 A2 T2 [& P; y, U2 y
- LDA Bullet_Type,X
7 e0 \' n" [( h: G - AND #$0F
" X1 d+ F, o6 k% c8 t - TAY! H9 R, e: {4 E0 y4 Y
- LDA Bullet_Speed_Data,Y. ^' X4 N# U7 v; y8 {; G' E* q0 o* _
- STA Bullet_X_Speed,X
' \9 X) j3 m" ? - RTS. ^" j% C; D4 l$ m
- L3_2:
; k* B1 Q3 u- \: `+ R - STA Data_buffer3 r& e* E l& A' x9 M- E
- LDA #$00
3 g: O' @8 l% T' a$ N9 P$ n - STA Data_buffer3 d. w! K3 D. l# f+ x) v* y0 a8 w
- LSR' Z% Y9 j. y3 a2 q, g
- STA Bullet_X_Speed,X
( o7 t0 d. k* A4 p' b ~# J& N - RTS) q" f/ g# ?, C, ]* E" A4 y
-
+ l# B# s) l" \5 g% d7 A) R4 v7 v - Track_Enemy_X_Greater: ;子弹X > 敌人X; C5 z0 o9 R1 K: O; u
- CMP #$04
' {6 `" I8 y/ P) N! ~! E/ D - BCS L4_1
, m, T; \7 U/ F; j - CMP #$02
3 c5 ]4 G0 G3 g+ l; h8 p6 W8 Z p - BCS L4_25 I2 y) u; Y# V4 H% |1 @% ?
- LDA #$00, W. P" U3 D( ]- a6 U; ~
- STA Bullet_X_Speed,X# |9 ]. ~* u+ O0 Z' w% [
- RTS7 u' S3 @3 W1 f$ {
- # v/ |% _8 P L3 F
- L4_1:
, |* \8 c6 L% u - LDA Bullet_Type,X
6 N7 y! {* m. Y( ^ - AND #$0F
/ f! b- e: m6 f ] - TAY( l j! [ w4 u5 m
- LDA #$00
2 p5 _2 W2 E% t% k) q2 n - SBC Bullet_Speed_Data,Y
0 L3 r d8 T. T3 U- A& ]$ O - STA Bullet_X_Speed,X" G0 y% U; w @% {: J* x) |9 h- M
- RTS/ R& f F6 a c
- L4_2:
) {( L1 v; k7 z8 Y - LSR
+ k3 d/ U5 n9 \ - STA Data_buffer2 |! `3 q1 Z8 j4 D7 c9 L
- LDA #$00
V- v+ m- U- z5 Q - SBC Data_buffer
9 d) P, y- }8 W2 ]4 p - STA Bullet_X_Speed,X* v: k" s- V0 g% C
- RTS8 ]" a9 P9 Q) d* K) U$ t0 I
- 5 h4 \5 x) L7 L+ _9 ~2 {: _6 n
- Track_Enemy_X_Equal: ;子弹X == 敌人X
2 ~0 _4 \! F4 N" N- w" P7 W! V - LDA #$00
& l! Z: s- | H3 ]0 J" M2 A2 l - STA Bullet_X_Speed,X, M/ f/ |1 D8 K* w! N' b
- RTS
, T1 V' P0 i4 c L x0 y - 0 f* b2 I4 Q6 n* m* n4 |' Q
- Bullet_Speed_Data:5 H- @' v& a& r5 c
- .DB $00,$03,$03,$02,$03,$035 S* e0 {. \0 x4 e9 F
- , b$ l4 M& ?6 ~4 D
- ;2, 4关) m: H; E# I# d# v) h
- Track_Enemy_Ex:
9 V! u0 b! T: d; P; _+ [3 b7 J - LDX #$0F* x# j: \1 R' c6 B- l- ^
- Track_Enemy_Ex_Begin:
7 j& ^( d) r: x4 O3 n0 ~ N
1 T. r5 s. r. }: J- LDA Bullet_State,X
; o; ~& R; }& Z& E3 |) y - CMP #$01
7 W! V/ S9 ^3 l* l( l+ ^# e - BNE Track_Enemy_Ex_Continue. V8 T4 D9 H z
-
# l C- Z* D! J6 s. w2 r3 A1 J - LDA Track_Enemy_Index,X
q9 J: g; q) u$ C - CMP Enemy_Index/ b3 p: y( k. x- i8 ?7 P0 y2 e# J4 |4 N
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
" s2 A9 Y, W7 c8 R4 ~ - , |4 z1 C( `( Y3 J
- LDY Enemy_Index
- U6 b3 B- h8 w( q - JSR Track_Enemy_Ex_X. @, @- p5 b6 O
-
! S7 _% J, z: w( h - Track_Enemy_Ex_Continue:# e; i& y' l5 }6 A+ l2 k( f! T
- DEX# A3 l) i/ {- a1 s! N
- BPL Track_Enemy_Ex_Begin
: _5 j8 l9 R$ K# g8 p: g0 Y - Track_Enemy_Ex_End:
7 n& ?" Q2 H( c$ }, y" Y! F - RTS
5 V2 ~9 `+ S, o' _0 ] - 0 Y! A9 g5 x/ n# ?% Z& c$ r
- Track_Enemy_Ex_X:
0 o9 i! l1 s. p/ n8 P4 C' P0 @ - ;LDA Bullet_Z_Pos,X
+ _$ [3 [0 a+ C! K' b! a3 s - ;CMP #$04
$ D0 H! V6 U" v* W1 b6 ?8 y; w! S; G - ;BCC Track_Enemy_Ex_X_End/ z! x4 L' e4 f1 G
- SEC
8 ~6 f5 S+ _, r$ Z - LDA Bullet_X_Pos,X7 E$ l! V9 r2 D5 q" E6 K
- SBC Enemy_X_Pos,Y
, a" k& g) W b D, N) O - BCS Track_Enemy_Ex_X_Greater( ?% [( C) s c- Q/ G7 E9 K9 E
- ! G) C) Q$ V& H+ B" Z
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X; h: D9 W- q/ {) _
- CMP #$FD7 Q0 X k l @6 m. N
- BCS Track_Enemy_Ex_X_Less_End
- I; P0 y0 x$ t1 c. z; K+ v - LDA $6020,X
" v( {7 a b1 l4 a; @7 W4 f - CMP #$2A
5 k! B$ Q& E7 y4 ^$ ^ v - BEQ Track_Enemy_Ex_X_Less_L1
/ k1 t' h! R" a! Z) h - LDA Bullet_Z_Pos,X
6 m9 K! z" A; e8 {" j+ `, C - LSR3 V3 X" X* u4 @9 F% _# T3 f: p, L8 W
- TAY2 x. H6 C2 W; R9 d; D8 t4 ~% G
- LDA Bullet_Speed_Data_Ex_R,Y2 ~4 n6 |( V4 c6 B
- STA Bullet_X_Speed,X
9 H3 I* l# q! B" k V - RTS
+ H/ U# U4 h- Q. N) w' {( u/ n - Track_Enemy_Ex_X_Less_L1:
8 H- }1 k! ?; |% { - 1 m& [) e; o7 \3 j. J
- LDA Bullet_Z_Pos,X
. ]# {% q% u( Q/ v: n - LSR
" w/ H8 X8 u) y/ X5 x - LSR
. a0 I+ N; ^* p" h! I- H - TAY
8 T2 ~7 |9 B6 Y. e - LDA Bullet_Speed_Data_Ex,Y5 w( m1 l3 f3 q$ v- w9 C
- STA Bullet_X_Speed,X
4 r# l. M+ g U+ } - RTS( X/ M/ v% x! K# P4 [# f
-
: Y5 O; |7 K3 [ - Track_Enemy_Ex_X_Less_End:
' M* L, y4 a( L$ e$ d8 ?- w+ a6 H - RTS
/ q( D3 L. n# l' { - 1 T8 v# w5 \* l9 H; Y$ m( b* E
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X8 J4 [8 b& o! L9 G2 [
- CMP #$03
% G! b4 b; O; H( X2 ~ - BCC Track_Enemy_Ex_X_End: Q: `& C- o) Y& D9 E
- LDA $6020,X4 @% j& L0 J# g4 ]9 v! g
- CMP #$2A
3 u# c+ I5 ]+ m7 V: o& a2 E - BEQ Track_Enemy_Ex_X_Greater_L1
( i H0 a. t: y8 K L0 m - LDA Bullet_Z_Pos,X
9 g! \# _- I( c) \ - LSR: q) T* J: J+ ]. Z( O$ Z2 ?# [
- TAY; L* D9 ^1 G% \2 \) j! v
- LDA #$00
( d: a8 R; X1 M& u6 j9 \ - SEC1 W; Z4 _% Q) u% X7 A
- SBC Bullet_Speed_Data_Ex_R,Y$ H/ o) C- D$ i m8 Y3 w8 a5 F& A
- STA Bullet_X_Speed,X
, X! |0 T4 [& U2 K/ R/ g* m - RTS
. L; z4 B; @0 V" ]6 p7 i3 R' F5 \ - $ ]2 y4 P; {: g4 p7 b
- Track_Enemy_Ex_X_Greater_L1: x9 b! X0 c# u6 i) C) u. o
- LDA Bullet_Z_Pos,X% `/ {! {3 S) {7 N) Z2 Z% L
- LSR. I" }- D% C- |' q" J& K" h
- LSR
1 W+ w3 L+ r0 _7 @0 s5 E X' W - TAY! f& f7 y% T* d. q u) C
- LDA #$00$ N/ T8 |0 r3 b0 h" I! u4 C0 ?9 u
- SEC1 W J+ J3 n) P9 T- z+ T7 Q
- SBC Bullet_Speed_Data_Ex,Y d' o% O- j9 w5 u: H
- STA Bullet_X_Speed,X
5 s, l' j: Y# o2 T- G0 ~: { - RTS; S" e4 D+ s& w! R9 x
- ! v2 m; k3 |( M& n, y; k
- Track_Enemy_Ex_X_End:; J# J, O T. `- j! _, E) V
- RTS
1 d9 G+ O& u& T" N - ; j: j% [) k. Y8 w* l' ~5 Y# @9 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)+ @: U3 F- V' i# {( w* F8 i
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上' X) c# X# [7 c5 o
- Bullet_Tract_Direction:% E8 m% J: U& Z$ W' @' H& o, ]
- LDA Bullet_Icon,X. L* O: S0 l$ e) K7 f6 g, X1 T7 K9 i( v
- CMP #$23
0 f/ y8 z: r9 {# B- X - BCC Bullet_Tract_Direction_End
3 h6 E; C2 c! d$ z- h8 h - 5 L D v; \% [+ `* @
- ; X != 0
]: [' \4 z& \$ v3 Q3 C2 e& t' I - LDA Bullet_X_Speed,X$ M* w# f8 Q9 a) _
- BEQ Bullet_Direction_V
* |2 w5 U# G0 ? G - & f$ d# J: e4 s/ W
- LDA Bullet_Y_Speed,X
" ]6 }) `4 F1 [ r/ M% k% ]0 p5 m9 l - BEQ Bullet_Direction_H
( B/ A- R& {3 U5 J( {! G - / ~( N+ W2 O) @4 S+ I/ {0 \
- LDA Bullet_X_Speed,X
) W5 _2 W& y7 U- Z5 t, m. o - BPL Bullet_Tract_Direction_Right5 o. k- l/ r0 I
- Bullet_Tract_Direction_Left:
2 N1 T- f' T, p, q6 [ - LDA Bullet_Y_Speed,X
. n6 {4 E) e6 g+ D/ a8 Q - BMI Bullet_Direction_Left_Top
$ }& O9 c6 Z! u* F! J; x - BPL Bullet_Direction_Left_Down
" h6 Z$ b6 k# k" C8 O1 r' n - Bullet_Tract_Direction_Right:% _5 t q" s$ i0 \8 i% e) U. V
- LDA Bullet_Y_Speed,X
) M) P7 k$ [. d i1 Z! F - BMI Bullet_Direction_Right_Top2 v, f) F* u3 M% Z$ ?
- BPL Bullet_Direction_Right_Down
* n% q5 w! N" ^/ P$ w. o - Bullet_Tract_Direction_End:/ k! ^1 D# v! k" r$ @9 Q
- RTS9 b7 i9 q! q$ r* o# g/ i3 P! `
% X! U3 K w! U' i; ]5 `" z. B- Bullet_Direction_Left_Top:
% ^) ?/ W/ A- q# s - LDA #$253 m* `4 h# v9 i+ ~0 S& z
- STA Bullet_Icon,X+ W4 w) q" ~; y7 r8 Y& g* u3 W
- LDA #$C0
/ @" F( D! Z M! T R/ I4 Y6 y - STA Bullet_Direction,X
' M' c! r" z9 t- Q - RTS
- X) h7 m4 u- b7 D+ A
3 H9 D7 R; M8 b* k, H- C( u- Bullet_Direction_Left_Down:
) U9 r; k+ D, p/ i9 I2 L# L - LDA #$25
6 o: \7 o4 l; \- H6 f; O% R& z9 M - STA Bullet_Icon,X7 }2 _. u3 T3 R& @
- LDA #$40
( h9 Q! x: Q3 j - STA Bullet_Direction,X
9 ] X+ ~2 c ]6 V - RTS
V& C! q; V* P' P. P5 O
! m, F' ^- Y% P2 O6 y% J# S- Bullet_Direction_Right_Top:
# A0 N- W( O4 M2 B/ D D* l! U0 U- E - LDA #$254 k4 B, S; }, z% b$ ]2 h
- STA Bullet_Icon,X& p- o3 }* |& V+ y7 }( E
- LDA #$803 u2 p: R0 e1 i" T( \, L" _ Y2 }9 x
- STA Bullet_Direction,X& d/ w+ r4 D1 D2 q! f
- RTS2 r5 q; D* c4 P6 B" S) ?
& z# e+ ^6 y/ Q2 @ }% d- Bullet_Direction_Right_Down:
$ |6 q7 Y3 O0 v! [3 ]7 U - LDA #$25
7 z& x; v1 i ?. @/ t4 Y1 S - STA Bullet_Icon,X
! j, Q' ^, Q6 W/ R# b. A - LDA #$000 J3 y5 W* p, F' s8 F6 W' x
- STA Bullet_Direction,X, a' y' ]: I8 D4 ]/ d
- RTS
- G) Z/ V/ Y, n9 k( e2 u- m9 b6 E6 ? - 1 Q, h; J/ c; _7 a
- Bullet_Direction_H:& P( ~4 i7 z* ]- q
- LDA #$24
+ o: P+ V: _( p" x2 w1 N - STA Bullet_Icon,X: [' ] j4 b, w8 a2 m
- LDA #$00
. R5 K v7 R0 Y - STA Bullet_Direction,X4 Q. O+ u; a% e) I7 f/ Z3 ~
- RTS W7 j/ V4 S3 \( T2 t, Q
- 4 o7 R2 X' Q4 K
- Bullet_Direction_V:
: ?( D+ _$ u& ~8 Y+ e1 M i& a - LDA #$23/ E3 s. E3 N7 g. x8 R
- STA Bullet_Icon,X0 b1 B) A0 a) a5 h8 H- p
- LDA #$00( |* S6 @; b( w8 j: K
- STA Bullet_Direction,X
7 U: W4 g* {- ~8 ^& F4 X - RTS+ F) [- x& Y' W4 Y- y0 @
- N6 X6 v- D( h" b7 n- Bullet_Speed_Data_Ex:
& Y0 M P. |- D7 M" w1 H - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
O' X/ {) ^& ? u. m, G5 m -
! Y& e6 I" @ u- V w$ o# n, Z - Bullet_Speed_Data_Ex_R:
3 I3 z$ |: Q5 q0 Y! V' g6 s - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
, z" I6 W* C, z0 T+ N- |+ S -
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