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[FC][魂斗罗][J][追踪弹]! c# b' y8 K/ u* `+ Z, I& M
& Z3 }/ U9 X$ ^时间:2023.04.30
# D+ r" K) Q# N6 f6 P0 @) p作者:FlameCyclone& ~; ~: [5 L8 Y w
内容:( N8 M8 w2 f: @* V- M: t6 D! C
1. 所有子弹追踪敌人4 O9 j5 t; S+ ]8 p, ?0 F+ `5 u9 k
2. 选择键切换武器, B% e% [6 Q! Q2 B5 s K
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* F7 J5 G1 u1 Z3 q
, G/ d$ V% g$ O1 qflamecyclone.ys168.com
* g, u9 O) n& P7 Q
! l% J" G% r2 L9 k: ?- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
( t0 o0 C4 ~$ r2 b - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
' R8 f" `: H- T1 z5 ^ ~; b+ x; f6 h) z - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
0 A( m0 g0 t. f# J! c3 z5 d4 }9 Q9 x
- u/ v# H1 {$ 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)0 c8 ^' X0 {1 ?
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上' E( A+ M' K* _0 r0 P4 Y
- 8 N* d& C; P W2 w! q2 \# {
- Track_Enemy_Index = $6000. P! e# A, U8 a9 J/ p! ^
- Enemy_Index_Begin = $6010
" v2 L! m% \3 C( [% Q( F - Enemy_Index_End = $6011( \( z$ S6 E8 }% P
0 ?: q" D$ V+ p- Loop_Index_I = $6012
# N8 B1 g: V9 H$ ?& r, D - Loop_Index_J = $60135 M- V- Z" M& O8 X9 P
- nEnemyIndex = $6014
# s; ^& a% E: J - Data_buffer = $6015$ v6 M& l r& C5 @& E# Y% B
# E" u" Q4 Q+ Z3 h7 @- Bullet_Y_Pos = $03B8 ;子弹垂直坐标" J* Y( T4 @! c
- Bullet_X_Pos = $03C8 ;子弹水平坐标
* X, Q, Y* P4 O+ x - Bullet_Y_Speed = $03F8 ;子弹垂直速度
# B b3 ?$ U d6 i2 D - Bullet_X_Speed = $0408 ;子弹水平速度7 {% ]+ B+ A2 l2 x3 D, i
- Bullet_Z_Pos = $0418 ;子弹Z坐标
+ l7 h' V) h/ U3 V - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P9 {2 }. ^# z0 I! Z
& D1 c/ Z3 i* R- 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
7 _* @& `0 u; }8 e( U( A- q - Enemy_Blood = $0598 ;敌人血量
# a5 Q, {: R# E* R. f5 A% T/ N - Enemy_Type_Addr = $0528 ;敌人类型& X" E4 @1 R; v4 I8 c8 |
- Enemy_Blood_Addr = $0578 ;敌人血量6 m$ W! c& t. ]$ Y) V) h/ {) N
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
, J2 j, B6 f8 r* T3 {2 m - Enemy_X_Pos = $033E ;敌人水平坐标
8 g' s) z; o" Z6 M - Enemy_Y_Speed = $04E8 ;敌人垂直速度4 q7 H, q5 W2 X1 U5 X3 W
- 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5 S! {: E4 X! @. ?& B, B N
) Q* y* b( C- l8 e1 J( y- Enemy_Index = $83 ;
1 t& Y1 @5 t# z* K - Time_Count = $1A
6 Z+ d1 a$ i. X4 H8 u4 k$ X - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
* L$ W7 j- i* Z+ V& @7 N - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率4 A" s& y0 W7 r p
/ Y' H$ K! x- N
& x% G' e0 w* V5 F- .ORG $6100
- q6 H' s; D" v3 r; P k! b* v - Process_Begin:5 R& ]- y3 a2 r% M* u0 ?) E7 b
- JSR Enemy_Check
) F3 X, f: w. C1 G, G# w+ C4 A; k' G - JSR Track_Enemy_Check
% f$ G" Y" ?( Z8 ]: u - Process_End:" Y: I; Z0 t$ E- d
- JMP $E54F" {; F& d0 z5 B3 V: C( y
5 s! T, F) Y: r) q4 k- Enemy_Check:0 q( d, Q8 [' L! @9 M) O
- LDA Time_Count
# ?& S4 R1 P! K4 n6 p - AND #Track_Bullet_Speed+ T# O; t1 @5 V4 v) `
- CMP #Track_Bullet_Speed
8 m2 C+ v) g/ x) o - BNE Enemy_Check_End
. V! W5 k' c0 L! }' _ Z1 `/ q - LDX #$0F
/ `( w! G( ?# f3 S: K - Enemy_Check_Begin:4 t4 p8 h; G0 q z3 Y: ?
- LDA Enemy_State,X
v6 L" a) W& g9 G; _0 P0 l3 N( ? - BEQ Enemy_Check_Continue. y) b9 b0 V. d* x$ d- i
- STX Enemy_Index# S8 H- O$ D" w$ z( ]1 T0 G* ~
- JSR Find_Begin_Enemy* w+ k* |( u# c$ |, L! L( f
- JSR Find_End_Enemy, ^# U, W7 q4 O! f; w4 x4 p
- JSR Bullet_Track
2 O: f1 l3 g- A. W0 {1 @ - # l6 I$ e+ n' t) C* z3 @! T! d2 e
- LDX Enemy_Index8 o: R8 S* j4 T, ?% ]5 G' i
- Enemy_Check_Continue:! s5 \& H$ H* D: \( V1 Y6 K
- DEX
, |; |' l$ D! {* @3 l2 P c - BPL Enemy_Check_Begin E& K8 H1 ?( i. [
- Enemy_Check_End:
9 ^5 f4 T# W+ Y/ {9 E - RTS
& N6 }- a, `7 m/ b4 b9 c, R - 5 W( Z( S8 P( h1 ~: E0 z3 l# p1 Z
- Track_Enemy_Check:
# I9 k n+ V, b$ v6 ~ - LDA Time_Count
" C( y4 j5 D% i4 e4 |3 J4 F - AND #Track_Enemy_Speed
+ D6 Q5 T6 E& N9 ~ - CMP #Track_Enemy_Speed4 x; a; M6 w+ A$ W& C N
- BNE Track_Enemy_Check_End1 p6 L" G0 _- ]( M
- LDX #$0F5 k: E- ^" p" D$ a x
- Track_Enemy_Check_Begin:
' D9 ~! W5 v) v$ O - LDA Enemy_State,X6 w4 c4 `6 ^7 D6 T7 d3 h$ { J' W
- BEQ Track_Enemy_Check_Continue
7 d- f7 i& g0 t: r* J/ E - STX Enemy_Index
, r6 Y6 L; w7 ^( X! k# b -
, z; B8 {1 H* N/ P - LDA $40
& p$ B, D$ t4 T - LSR
6 C8 p6 ^0 I G7 L - BCC Track_Enemy_Check_Begin_L1
& g0 q5 V$ }3 O/ C, r& Z% J9 Y -
. P K6 [* T: t1 j) r - JSR Track_Enemy_Ex ;2, 4; B( A$ d, ~+ G. T( b3 R6 E/ @
- LDA #$004 I1 R( y( Q2 r( d1 s( ~
- BEQ Track_Enemy_Check_Begin_L2
% i, i/ d, @2 B% Y/ G -
8 a$ E" R' E2 s% T5 `9 y* z - Track_Enemy_Check_Begin_L1:
7 C9 s! l+ N+ L' R, Y - 9 f/ c# b g) j
- JSR Track_Enemy/ \8 G! G! ]/ s0 V
- # v) E' {2 _- }
- Track_Enemy_Check_Begin_L2:+ U2 M9 v. J+ s+ f( h# ]# C+ d6 l2 d
-
4 Y6 `+ Z& H9 z" H9 X" U - LDX Enemy_Index B4 H- e9 I8 \" {* y, w W
- Track_Enemy_Check_Continue:$ |, W3 r/ S6 m! x& D% Y$ h8 y* E* @+ Q+ k
- DEX9 ?1 {: z) L# O2 w# O& S' m
- BPL Track_Enemy_Check_Begin
+ \3 s u1 \& {$ A5 r - Track_Enemy_Check_End:7 ^( i. |' k/ w9 s8 t( z9 q7 R' Y
- RTS9 s; I9 h7 I1 ?: _
- & _ C- z, O& o8 z H
- $ X0 J- h5 i- P! N* J
- ;查找第一个敌人
. |* l) f" R0 R: s - Find_Begin_Enemy:
9 J. c" D6 k- B2 m) `: E+ V - LDX #$00$ d. j! Y7 @ E, Z7 P0 S
- Find_Begin_Enemy_Check:
3 j6 t2 S1 r; r* A - LDA Enemy_State,X# {' s E% Y' _, R( `
- BEQ Find_Begin_Enemy_Check_Continue
6 w- c4 P/ T9 u8 B! U - LDA Enemy_Blood,X9 Y; a' M+ q/ I" a, C
- BMI Find_Begin_Enemy_Check_Continue1 t9 U8 e: \9 g% U
- BNE Find_Begin_Enemy_End
, h& K3 R# {: I8 X9 B" t -
; h& }9 p5 R, U1 ]. T* _, N, N - Find_Begin_Enemy_Check_Continue:
4 o+ y& j m5 i4 j6 M& o - INX2 b- ~4 a" H) I# D4 x
- CPX #$10 l: Z! U* v* g: g6 @. t
- BCC Find_Begin_Enemy_Check: C' L4 a7 r, N/ ~: f) g% o- n
- Find_Begin_Enemy_End:8 L: K6 X1 r* N* z; ~" z, ^! U
- STX Enemy_Index_Begin; B3 t8 O- n# f% ]2 V6 Z9 \6 o
- RTS9 m$ ]; [" k/ H* k" [# ]3 m
& M, Y) U2 O) o- ;查找最后一个敌人
8 [6 Z7 D, q! I - Find_End_Enemy:; @. D e8 p# r2 k" k
- LDX #$0F+ d/ j" H$ A7 }3 M, C5 y
- Find_End_Enemy_Check:, ^: H* N8 J5 Q/ @% c
- LDA Enemy_State,X. H; N8 P% @' F, G' [" J1 s
- BEQ Find_End_Enemy_Check_Continue7 ^2 g( y/ U2 s1 X- ?
- LDA Enemy_Blood,X
4 `) d, B- f& W7 H. a - BMI Find_End_Enemy_Check_Continue% s, n1 B! y2 s9 @2 p
- BNE Find_End_Enemy_End) I3 y# T) F- G/ _8 G, Z: _
- : i: r4 ~- f) [" N, o' N
- Find_End_Enemy_Check_Continue:1 x: v) |* {- P2 O
- DEX
2 J6 I# @1 [7 k; W( E, ~ - BPL Find_End_Enemy_Check
4 z- g7 _4 l3 y- h0 O7 l - Find_End_Enemy_End:" x& ~3 I/ h' y" H( q/ k. E
- STX Enemy_Index_End8 A7 ?& D: c# ^2 ~7 V
- RTS
- |6 B E) l& b4 w9 q
+ i% ]( g2 {3 m" Q* u- ;子弹追踪8 `3 k* g1 z# D5 ]9 y% P" \
- Bullet_Track:
V0 a7 O# C2 J# i& { - LDA Enemy_Index_Begin
2 K: d9 n/ ~- d2 F - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
: U% o k8 d% h( g7 ]3 w - LDX #$00
& | _ H' a: {, }0 I8 ? - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
2 Q0 S' W S; Z* z6 \+ z - LDA Bullet_State,X' J0 Z/ Y" K9 F) a7 X. p* ?% J
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;5 C& O* h0 M; y; t5 K3 o
- STX Loop_Index_I
3 C# D; I: o/ M& O5 m6 a" x# _! {, x -
- A+ i, k' s l - JSR Bullet_Track_Enemy
: ^4 q6 {5 ]- Q: [8 { - JSR Bullet_Tract_Direction
% m$ b* U, @6 |& L- J# ] - 7 p) `$ @- J5 a& L* ]9 k$ k( ~
- ;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# ] v5 K6 z
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
" m' F+ b L' Y9 M( l - LDA nEnemyIndex
9 t) K$ ]; V0 H! f8 A+ _" I - CMP Enemy_Index_End
7 w9 m( n" C0 S - BEQ Bullet_Track_Check_Continue3 v5 Q. u; x% X/ ]2 f6 l- ?. M
- BCC Bullet_Track_Check_Continue
4 E, R0 x9 H( j+ S; v& z. r; X - LDA Enemy_Index_Begin4 Z& }7 ~4 @" b3 v7 `4 _8 i
- STA nEnemyIndex
9 D! }) B7 D X! A. x -
- w+ Z* w6 I2 T M" d - Bullet_Track_Check_Continue:% O# l5 z: s% [6 B( X. d
- LDX Loop_Index_I
6 D" e2 k) p9 J& Z' s8 V - Bullet_Track_Check_End:) |) I# ~ ^) B) T7 Z( J4 N$ P
- INX
& Y, X# B) r$ S5 C6 G d - CPX #$105 D0 V4 }* \# \. R
- BCC Bullet_Track_Check0 X4 T; v9 Q% o2 T% v
- Bullet_Track_End:
4 c+ S: z9 |4 p% r1 w8 M - RTS
( y0 {% V3 r* M4 p7 z# L - 5 M5 x7 O, a. j) P6 _
- ;给敌人分配子弹
, `: N/ x: F% X" t' R4 u - Bullet_Track_Enemy:
+ u* G8 e% R7 g% C$ \ - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
% G4 L6 u3 M, Y8 }1 Z - Bullet_Track_Enemy_Check:
' ^8 q9 L8 p6 F, o" X+ c" }5 X - STX Loop_Index_J
, G1 U9 E/ y. N0 \! v8 [+ u+ e" M: a -
8 \: C5 `. U% k8 A0 ^ - ;if (0 != nEnemy[j] && -1 == nTrack[i])
- m& h6 ~) C3 u. s7 X _% D1 ] - LDA Enemy_State,X
& z0 a5 m: B$ W' X! V/ Z/ l# q: K - BEQ Bullet_Track_Enemy_Check_Continue
, G7 ~: q+ r$ ]8 h& Q- w1 H" ^4 a - LDA Enemy_Blood,X( B9 S3 ^9 _, i
- BMI Bullet_Track_Enemy_Check_Continue
4 c: r- T2 ~8 d3 x! N/ G: b! ]4 n - . U1 V3 M9 g& U4 ^9 U
- LDX Loop_Index_I* @( l! g6 q9 f4 B) P* T
- LDA Track_Enemy_Index,X
3 g$ _ V& P- v4 U& Y8 }; R. E - CMP #$FF
4 x ~6 x8 i6 ? W - BEQ Bullet_Track_Enemy_Init
( }9 T) c: x8 w; q, M# w - / N; O) U( R9 A2 L2 c8 ?& ^
- Bullet_Track_Enemy_Init:7 R- T- N. j* p% f( ]9 a
- LDA Loop_Index_J
; E8 e4 F- d6 J ?. k - STA Track_Enemy_Index,X ;nTrack[i] = j;" x5 K. w) x4 \$ ~# \ N
-
7 n( `' d" K3 ]1 ^( z! a9 _* h - STA nEnemyIndex/ r: ]9 m% |+ L1 r- l
- INC nEnemyIndex ;nEnemyIndex = j + 1;; o# |- r. |, K. Q- X
- RTS ;break;, R3 o- v/ q+ h% G! e, L( t4 ?& j
0 _' p) [, q N. T2 w: Z1 l- Bullet_Track_Enemy_Check_Continue:2 I' t4 _$ O% T
- LDX Loop_Index_J
! s/ R4 `* S/ {& ~* Q - INX ;j++: H; S& C9 Y1 A% G* |' n) n) _
- CPX Enemy_Index_End% a# j( m# ?( @: p# V
- BEQ Bullet_Track_Enemy_Check! k7 f0 u# G4 k/ H5 O
- BCC Bullet_Track_Enemy_Check& |! y4 b1 w% s d
- Bullet_Track_Enemy_End:2 A& l0 J- a8 o' P" j9 s( t& `
- RTS: e' s- \' P- F+ a3 d8 h
- ( p7 G; Y* U/ E/ e1 Z
- Track_Enemy:
) B* w& ~, n) |" G1 ~2 H% j7 q- }; F; @ - LDX #$0F) e( \, L: g9 B5 I. B% G6 |
- Track_Enemy_Begin:9 q+ x- |) N% y) W2 B! y* ?* J
- LDA Bullet_Icon,X6 p: U1 a) m" v! S2 f4 \& p
- BEQ Track_Enemy_Continue
( M- s5 K+ u& L1 ~6 d4 S2 S - LDA Bullet_State,X
2 @+ P" j, `; |# {. V - CMP #$01
3 j6 P$ R, F0 F - BNE Track_Enemy_Continue
. v2 {; j& a4 U* o -
7 Z7 A; y4 a( E% c. }; e: x( m - JSR Track_Enemy_Process
3 O5 l3 y0 G0 U. G5 q: W -
/ B; J/ S- B ]8 d - Track_Enemy_Continue:
( m" [; T) T7 ^ - DEX: W) W7 E3 j# C$ f0 y
- BPL Track_Enemy_Begin
8 s! K6 M* [* K6 D$ f/ T - RTS: T, l# O3 D, v' _
# O' V2 \' k2 v7 U0 [4 H- ;普通关卡
( K: k7 t+ M7 o% E1 x - Track_Enemy_Process:2 U- Y1 o& J; Z. d2 ^; I* E0 Z
- LDA Track_Enemy_Index,X% e5 j$ ]. F4 {6 ^: l6 h
- CMP Enemy_Index
9 \5 U( s5 N4 x, Y - BNE Track_Enemy_End$ B$ E- j& L6 }, w7 Q' ]( k, m
- LDY Enemy_Index
) k7 [0 `, M+ n - JSR Track_Enemy_Y( i# z2 e1 R' t. m+ |7 }
- LDY Enemy_Index
' G7 r' ^9 ]0 I- c - JSR Track_Enemy_X
5 j! q0 T6 W' b0 @; j- V) D1 @ - Track_Enemy_End:
. t: `- _) O0 w/ t - RTS
. q) f* ^) q+ q) s. C) Y9 l -
: }) V" N/ w) j' D2 ^ - Track_Enemy_Y:" Y. n, _ \' o" O
- SEC$ x4 j" l' }# q. D/ b$ M; A
- LDA Bullet_Y_Pos,X
6 n4 g( _1 k# C" \. e - SBC Enemy_Y_Pos,Y
+ [) q! F* Q0 r2 C* o2 }, F - BEQ Track_Enemy_Y_Equal7 |4 r5 U: g! G2 g6 {/ @2 J
- BCS Track_Enemy_Y_Greater. z/ y/ c2 ^8 M6 o1 J" M, m3 a% w
- 4 h" t2 a' E; F$ m" X' `+ |: a
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y
! h& ?+ D$ u( c2 H - CMP #$FC& u$ i; w. j2 j2 t0 s _4 y/ x
- BCC L1_1
( f3 `* Z, d5 L8 O - CMP #$FE
: Z3 W0 e; [. K; N! ~$ t - BCC L1_2
3 S" ^. o( e5 N; z) G+ c8 |$ Y - LDA #$00$ `; {6 M( T$ H% x- ]
- STA Bullet_Y_Speed,X$ L. [4 }1 m( P" B ]! n
- RTS7 }8 `& n: M# o! m- d% \+ v$ v o( Z5 U" c
- L1_1: # ], h" E, m o0 _, q3 x, j0 O
- LDA Bullet_Type,X
- f2 d2 S5 @( R) Y/ } K8 s - AND #$0F2 l3 |9 L$ y0 ]: y4 q/ ]
- TAY# Y# c4 q- X( d# E5 f
- LDA Bullet_Speed_Data,Y
1 U7 o6 M' x# c" C" h* ?( b4 T6 S - STA Bullet_Y_Speed,X0 f' t& X7 y! z, t3 s
- RTS+ G: ?& c! F K! z
- 9 F) [7 V1 s2 \* z I/ j2 U; Y
- L1_2: . a6 S9 f D8 J) l. i6 p+ D
- STA Data_buffer
0 b! U% ~3 J) S- e5 Q+ n - LDA #$00
. A+ U$ L3 M- n" m5 u - STA Data_buffer
) q% z3 r/ _% c3 b - LSR
; Y# h% r5 c9 t/ z1 T - STA Bullet_Y_Speed,X( k# ^5 I1 i2 v. r1 U
- RTS4 u( c& |' i% M
3 {8 u9 m* _1 c- x- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
0 S6 E. M, x, }' g - CMP #$04
2 u; r( u- O/ m2 \$ k - BCS L2_1
8 w) Z8 J2 `! H - CMP #$04
' T# R" _* ~* l4 v) G, z- e( [4 C - BCS L2_2
/ N0 R e- f$ {. |8 L - LDA #$00
& s$ g0 I# S) o( D) _ - STA Bullet_Y_Speed,X
. E0 i) R1 K N: t% H# n, } - RTS/ A7 L- @" G5 {0 L Q
-
* R: x, K4 Y# A3 N# b - L2_1:! O1 ~+ n, n6 h4 q) _$ d
- LDA Bullet_Type,X
1 [3 O3 z+ G2 S3 B - AND #$0F
5 y) v8 c0 V% B; H2 F - TAY' {4 ~% S; K5 O, y
- LDA #$00
& H1 V. P! p; |. I - SBC Bullet_Speed_Data,Y
8 F. k/ b1 ]/ _- p - STA Bullet_Y_Speed,X
6 j* @' S H2 H% q3 ?+ |1 X - RTS6 Z' ]5 ~4 j g7 O
-
9 d& P q# T: d) z - L2_2:
" O( C. ~# x6 y( k" r) k - LSR
& s U' f* n" d6 ?5 E - STA Data_buffer. m' M% c" R/ A, N+ ]4 g
- LDA #$00
+ ?) R% [" R2 ?8 |! Q - SBC Data_buffer
' ~3 o0 E. [( ^3 r3 i6 w - STA Bullet_Y_Speed,X
/ i0 w. M- T/ b' q2 E& w: c - RTS
F) G r' X3 i: V2 { - : t o Z5 m/ ]. U2 @: i1 K2 Q s A
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y3 C( S4 D/ v! c3 j
- LDA #$009 ?3 E) \' h$ t Z: X% q
- STA Bullet_Y_Speed,X2 M/ e$ ^8 S5 c/ N
- RTS
) P6 c- }( O6 @3 G. G) T - 8 {& d" [0 m3 P% p* Y* b5 V5 o
- Track_Enemy_X:' Z7 O3 Z1 t! I4 c) r
- SEC( X0 X3 A+ ?# i1 }
- LDA Bullet_X_Pos,X
: L8 [6 t# Y8 S' P" Z: y - SBC Enemy_X_Pos,Y
' L# Y Q* a8 W& c4 A - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X* ]0 V. K4 b( `& `% |
- BCS Track_Enemy_X_Greater ;子弹在敌人下方4 _! A2 U2 {6 @" y) q, t* A
-
/ O0 p, V0 @2 }% J- J/ {2 x - Track_Enemy_X_Less: ;子弹X < 敌人X
; C9 L c4 s4 W& {1 J# N - CMP #$FC
5 \" @$ P$ K) |1 _% h8 s - BCC L3_1( D) _( S4 m+ w
- CMP #$FE @5 G# h5 c8 Q9 I& C& |
- BCC L3_21 y2 g& j, s+ w8 ~7 B, K. `5 {
- LDA #$00+ `. B+ u( s1 h+ K, k8 K# B
- STA Bullet_X_Speed,X
8 T+ X" V# Q2 e9 G - RTS0 C) T4 f7 E2 H. Z4 g" M# i2 s
- L3_1:
2 T" w3 P8 o0 { F; O+ D - LDA Bullet_Type,X1 A7 v' l. X7 W7 \& |( T* r
- AND #$0F4 k8 K4 u V3 x5 o5 Z
- TAY+ B4 y* V! ^" {# r; a) b$ t
- LDA Bullet_Speed_Data,Y6 X2 ~8 }, b& M8 F# W$ w3 x! X6 i
- STA Bullet_X_Speed,X7 j& H0 y) v8 k( x5 t( `9 \
- RTS x$ h: A; _ t5 p* s3 B
- L3_2:
, l' X; ^5 l# t1 D8 W - STA Data_buffer
+ T! H2 Q2 c3 H0 C( i - LDA #$00
5 b: q. v3 A" ^ g* i* h# w - STA Data_buffer
! H" q, n) a6 H - LSR
k& b& G& [/ a7 p7 g% T - STA Bullet_X_Speed,X7 v6 Z/ r( i4 p, Q7 b' x
- RTS
- z/ V; C6 F8 ]7 C% V/ }+ ~ - 6 D6 W, \% b( b6 T' r
- Track_Enemy_X_Greater: ;子弹X > 敌人X
5 @5 b! B7 j7 U1 J6 H0 u( q - CMP #$04
* |% T2 H W2 p+ k; O( C) X - BCS L4_1
7 r! n# M) A- q% x5 F - CMP #$02
! w" y; \- H' F - BCS L4_2
) g- ^; \7 R: V" [) H - LDA #$002 e8 [9 i |8 ^8 K& O. l2 ?9 A
- STA Bullet_X_Speed,X4 T* g, }+ b/ a& T* b& @
- RTS" q& x6 b9 q5 q' }# s! v. y
- 6 V# y3 g1 N$ }
- L4_1: - { [3 ]- t2 d9 d: f9 s+ ?, ]: V5 J: d
- LDA Bullet_Type,X1 a3 W, }- i! C. z7 \& Q
- AND #$0F; y7 |' R0 P2 o5 D9 Z& h
- TAY
! `! p1 E! K% _% W# a6 ^ - LDA #$00
! t% a3 k( g% _1 R" ~) y - SBC Bullet_Speed_Data,Y: Y$ k" a8 S0 _
- STA Bullet_X_Speed,X
7 {9 V* d' a ~$ I - RTS
^ B/ V' X! ?2 j/ [/ [6 @) \3 L - L4_2:
7 b! G1 r" ^" |# c. Y' w - LSR
; b# v7 l0 B: e5 e" n* o Y( { - STA Data_buffer
! @4 A# Y1 T$ g! _7 [' }, @ - LDA #$00
& f0 }3 z8 v5 \' O6 h# } - SBC Data_buffer- S' m1 [9 s9 n7 O" v
- STA Bullet_X_Speed,X
( Z6 }+ B0 @% R# [* [2 [ - RTS
8 C; }+ g/ m0 M* P, ~ - 2 j$ i9 d0 @/ Z, P
- Track_Enemy_X_Equal: ;子弹X == 敌人X9 G E, T* i+ T4 G; ~
- LDA #$00
" N O. e2 m4 [* l - STA Bullet_X_Speed,X
1 P; J, G3 O9 p! g2 s - RTS
( D# f4 X7 o3 t! @. y4 U, G -
6 t& D& N6 |; j' F/ G - Bullet_Speed_Data:* q* a+ n3 R+ _* M* Z+ r! M5 s# G
- .DB $00,$03,$03,$02,$03,$039 H; j$ [) M; R
-
7 r; |: b; ` s" x9 `' c( T3 i2 W" W - ;2, 4关
# r( C# m0 T: i" f - Track_Enemy_Ex:; c; q) g. a3 a- W' F5 v6 z
- LDX #$0F8 M0 L& m y `8 q" A
- Track_Enemy_Ex_Begin:
; w$ J. d' |8 A& h$ ^5 v - + \& e; ^0 X ^5 }" }1 N
- LDA Bullet_State,X7 ~6 R; C! Y6 h4 G6 P
- CMP #$01
# o) R4 m9 b' |" {. @ - BNE Track_Enemy_Ex_Continue j7 y5 L+ d5 _7 f% M
- e+ ]1 f1 U0 @# \
- LDA Track_Enemy_Index,X
: c+ h1 i( s& d+ w& G% H - CMP Enemy_Index
+ s2 F1 e( a" X- x+ n: h$ Z - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
5 Y _8 R. n* h' E - - u4 p' z) T' [
- LDY Enemy_Index
7 V/ b" p: L3 `- {$ A: C% i - JSR Track_Enemy_Ex_X6 d6 ^ r) B; K- z9 P! a
- $ G3 P5 Q8 _, `3 s$ o- k
- Track_Enemy_Ex_Continue:
7 O+ i) A) J( A3 ?! W - DEX: o8 d: ^. n; Y
- BPL Track_Enemy_Ex_Begin
C2 a+ p. ]; ?3 k4 f) a - Track_Enemy_Ex_End:
! p5 X8 L5 q; L" H - RTS
1 \! l. p( f) z6 W -
) f V5 d1 h. Z8 O: ~. W: E - Track_Enemy_Ex_X:
2 G) O, }4 @* _) _) ]6 j - ;LDA Bullet_Z_Pos,X
# l3 h2 p6 w5 ?) f/ f- t$ u - ;CMP #$04
% X% L% g, c8 O# r+ S - ;BCC Track_Enemy_Ex_X_End9 k' x3 D, T: i* _
- SEC& h# ?" V! c: u. F5 M( \9 x; y
- LDA Bullet_X_Pos,X
- {3 s2 m$ Y* h0 f" w- c7 A2 g3 ^5 W - SBC Enemy_X_Pos,Y$ u1 _/ N( _8 S2 M& a2 B# ?
- BCS Track_Enemy_Ex_X_Greater
Q; q% C P1 e -
7 P* O& G; E; v$ B6 p C, v - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
1 P3 ^8 W) [7 \, w& O6 q - CMP #$FD' a% Q P9 ?6 X
- BCS Track_Enemy_Ex_X_Less_End1 B \+ z8 ~" e0 z5 o8 A. S
- LDA $6020,X& j/ z' {, N+ A: z" O4 ^) ~" J
- CMP #$2A
5 d/ Y% e+ k h Q; ]/ a4 m$ p# E - BEQ Track_Enemy_Ex_X_Less_L1+ v1 p0 E! x+ A
- LDA Bullet_Z_Pos,X
& q9 g* N$ c' M6 i; e8 r6 P - LSR8 M7 p+ z& p( a+ l. j0 q; q
- TAY3 o" y/ Q4 T7 i& }& K8 S. ?% A
- LDA Bullet_Speed_Data_Ex_R,Y
5 R* _( M, E5 h - STA Bullet_X_Speed,X7 ^. x. y- ^' c/ J8 H- e$ c
- RTS
5 P8 x& O3 R( ~& r" u - Track_Enemy_Ex_X_Less_L1:7 z! G9 M0 p3 Z! I
2 H i* i5 M4 m; s$ ^# `# E4 v- LDA Bullet_Z_Pos,X) C. ~4 p9 p% W0 _
- LSR
2 K: z; c8 {+ \8 l - LSR1 b1 I% e7 Q$ W( S) i' {
- TAY; ~* K8 h2 a5 S) E) }% \! q( |
- LDA Bullet_Speed_Data_Ex,Y* O# e& r# a* V7 [
- STA Bullet_X_Speed,X9 C# P5 }& y s
- RTS
1 r! Y( m y- E$ @" k3 i3 _ - 5 g5 K& r$ i) W
- Track_Enemy_Ex_X_Less_End:
1 @+ M7 [ D& R+ e+ p# @ - RTS5 _$ G' [) F( h2 N0 Y5 X5 \
/ H% z/ P3 G$ L' j& b# c' p- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X" P$ M. t, m% y! W1 B0 D# r
- CMP #$03
3 ~2 E- y* G7 `! @ - BCC Track_Enemy_Ex_X_End
4 N& W% g7 J4 r" i - LDA $6020,X6 K/ X! [6 c/ D/ a+ J3 h1 m; P
- CMP #$2A
2 @! S8 i' b1 X - BEQ Track_Enemy_Ex_X_Greater_L16 G& [! \- p9 j* v J; |% A$ P( p8 q
- LDA Bullet_Z_Pos,X1 u/ b9 F9 s9 G8 {" J
- LSR" Z+ A2 Z4 v& O5 X {7 A
- TAY: w3 M( Z# {5 \' c" U9 M; D a
- LDA #$00
+ z( F. o$ f) u# ~" z - SEC. ?2 }: ]6 b/ ~9 m% e
- SBC Bullet_Speed_Data_Ex_R,Y) E% V# g, Y" p4 w! d( v
- STA Bullet_X_Speed,X1 o4 B" {) _% C+ h, D; F. K
- RTS
I3 g. e- { `) ^( e - 0 z4 h3 ` R/ | c8 G
- Track_Enemy_Ex_X_Greater_L1
9 Z* f9 f0 W3 O, R9 ~# e - LDA Bullet_Z_Pos,X- O, y2 E7 u# I
- LSR
) v3 [) z1 S2 K6 \! j - LSR
; r {& Z$ j8 q3 B s& W6 z, Z- j$ X - TAY
0 ~7 l- Q* `) Q% r - LDA #$00
' v, R N& v9 O: y+ G/ A - SEC
2 x2 x' D2 [1 s, N* X - SBC Bullet_Speed_Data_Ex,Y
: A( }+ o, s' ]( W - STA Bullet_X_Speed,X8 K" P+ h+ a5 E8 b" t' s, S C
- RTS0 Q. I2 J% {- B
-
% j5 K3 Q& Y! X( [9 l/ r+ n - Track_Enemy_Ex_X_End:
( a" q J5 z2 h% p - RTS- @: _6 {7 p8 p3 E4 W2 z6 ~
-
# H. A- V+ @) |# j - ;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)5 d& Y) o: T# A) v) y% l+ _
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上; L- e1 J7 y& D2 k J& ~
- Bullet_Tract_Direction:3 u) i E) k3 c- I4 p0 @4 T5 @
- LDA Bullet_Icon,X
1 P3 l, C) q% ]- G - CMP #$23* M! y* W5 ]) [' H) g7 n
- BCC Bullet_Tract_Direction_End
! n0 B: ^$ W; g. A) ^- D -
% K8 S3 z0 G: B; x. x - ; X != 0' e$ Z: D0 h- ?0 ~( i# D8 w. U
- LDA Bullet_X_Speed,X: X# ~/ T) q+ E2 J
- BEQ Bullet_Direction_V
" x: H1 l3 e1 @) m+ q9 [6 E( ` -
: }) E- G( R+ A W$ I) U1 E$ A7 p0 k - LDA Bullet_Y_Speed,X
( _& I4 {5 k! [1 g; | - BEQ Bullet_Direction_H
* q2 h; N' P/ _9 r: z& S, v5 p -
6 c6 B& C. ^- e1 j0 h3 o - LDA Bullet_X_Speed,X+ y5 F' o) Y& @+ M( G
- BPL Bullet_Tract_Direction_Right( l% n ]% b. N- x( b; i! O
- Bullet_Tract_Direction_Left:8 ^6 x: p, H% {; B9 F
- LDA Bullet_Y_Speed,X
' A7 a" R" e* R/ `. b- X - BMI Bullet_Direction_Left_Top) ?. A( B8 y7 w; ?
- BPL Bullet_Direction_Left_Down8 I& Y/ S( k* Y) V. g! e
- Bullet_Tract_Direction_Right:
* d( F! \3 m/ R$ u) y, ?( Q. L9 K - LDA Bullet_Y_Speed,X% [& T6 T2 O% B* B( n! U
- BMI Bullet_Direction_Right_Top
+ V8 y6 y& ^9 ?- {2 x3 s F - BPL Bullet_Direction_Right_Down
}6 l% c: a9 x# E2 j) n - Bullet_Tract_Direction_End:
. F6 d$ ^% k- K0 K/ V5 M - RTS
: N) p/ W2 ]9 i0 [
: z& a+ O s2 J7 l" v. V- Bullet_Direction_Left_Top:
* F9 Y2 a6 Z: F: \7 G' x" G - LDA #$25
, W* u9 S7 Q8 D( d/ [' p: L - STA Bullet_Icon,X' P2 t# ^8 z$ n6 G
- LDA #$C0
6 y$ V. ~2 C; v y1 h1 P - STA Bullet_Direction,X/ p! b8 m1 a6 V' X2 @+ N U
- RTS/ Z7 C9 L" s9 w3 O$ a6 _9 t5 E
5 S9 d: B0 d8 u# Z w. F- Bullet_Direction_Left_Down:
2 U6 A' n% b" r& n" K. ]: {% h4 D - LDA #$257 h7 p F8 j T' K+ ?, H$ G
- STA Bullet_Icon,X
% L$ V i3 o! h1 x, u( N- q( e( n - LDA #$40$ k! n0 O+ T6 G) q3 H" l$ H
- STA Bullet_Direction,X
4 [% r6 L8 D' M% {. T2 ] - RTS
! i" K |: m" k& C7 h. _* Y
; ~7 j7 z; T I7 [( p- Bullet_Direction_Right_Top:
- Z! ]4 `4 Q6 {. d8 C% e - LDA #$25
. w% ]. b* g% M" v - STA Bullet_Icon,X
3 F4 W/ i" T/ B* l, J$ v - LDA #$80* R+ U( S$ g0 U6 D
- STA Bullet_Direction,X% r9 V$ p) z- S/ e4 C
- RTS& h3 K% |6 e) x& M) v( h# l9 l* ~9 t
8 `3 L( m' P# j- Bullet_Direction_Right_Down:" @" N; J5 b% v$ A
- LDA #$25
' N" R% J: d4 z. N" b - STA Bullet_Icon,X, B2 ~! u/ f4 d& ~& b
- LDA #$00
2 c8 ?7 ]) D+ R( v - STA Bullet_Direction,X7 F- l/ S4 Y! c8 G8 W. e
- RTS8 o+ k/ ~: k) j# ^2 i/ S% f7 {
- u9 H2 X% P4 X- Bullet_Direction_H:% b, K* E, r5 H# ?& y- G' r
- LDA #$24
, {5 @+ R3 t5 \) H) S0 n7 K* D - STA Bullet_Icon,X$ M( t }+ B% M! {
- LDA #$00) a* c! ^/ j1 n7 ?- Q2 @# [% c
- STA Bullet_Direction,X
* \5 L) n* `& @) t/ f - RTS
/ W3 v% r) D' V3 G& u6 } - 2 T, Z1 D6 E: q$ v. P
- Bullet_Direction_V:
7 L0 K% Q" Q; N+ x2 c7 }: m - LDA #$23
/ H/ z; s0 S+ B2 O% u - STA Bullet_Icon,X; D* Y5 V n7 t- @# k
- LDA #$00
$ [+ y1 Y! L6 m' D1 E - STA Bullet_Direction,X
: F% O2 M" N0 y) Y; S% S/ l# ? - RTS8 c' C4 Q/ i4 \1 u8 [+ u( v" g, F
- # Z/ N' k* P. q$ Q7 _
- Bullet_Speed_Data_Ex:/ P) L- ?& h9 v, c [
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
L6 [& ~# E5 F" u$ c/ g -
1 D$ d3 y {6 l4 y. } - Bullet_Speed_Data_Ex_R:( q$ E; z n! D. b- p4 w: h
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08( c" G( W- B3 X9 q7 H
-
复制代码
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