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[FC][魂斗罗][J][追踪弹]3 @- Y4 l& n+ ]7 P; d
& Q! W! O: `' Y- ~% D时间:2023.04.307 n8 F5 C5 G6 Q& T7 {' w; c/ S
作者:FlameCyclone
% w- G* X3 p1 N内容:* F6 G$ M* P3 ~' i$ @
1. 所有子弹追踪敌人
" D& k9 [ H! g, m* c- S S" h 2. 选择键切换武器+ J& J+ b3 q# H; Q* T. h
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
" p( \: G r: K5 V
/ K4 }& O" D" `: aflamecyclone.ys168.com
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0 i* E3 m _7 L) S5 p- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
8 j) A9 W' ~" X, P& X - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
W% d' l, G- w' e" s - 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)
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- ;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)
l. v3 l r' d2 {2 V- v! K - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上: s9 @" @, }" S: T7 G0 Z# D
h' h+ S2 W* _7 S, M- Track_Enemy_Index = $6000
7 A6 ~# J4 f8 k& L) q - Enemy_Index_Begin = $60107 ~( W8 M6 J! }5 e, m' p
- Enemy_Index_End = $6011* C; _! |6 Y# o# V) _! b& X
- ! z% m- I: S1 P! {# T- T
- Loop_Index_I = $6012. ~( v; Y9 v3 r& y* t7 X; @
- Loop_Index_J = $6013
2 o! E2 H# h a T, @ - nEnemyIndex = $60147 r& V* P6 s2 m- z T# Z3 c
- Data_buffer = $60158 I: q2 e; ]7 e; d$ h2 L0 C/ k
- s0 [4 k# C# q2 }% i) n. x- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
: `9 A/ P7 M; u) l ^8 o- v" D - Bullet_X_Pos = $03C8 ;子弹水平坐标8 i( J- d: r1 J- _( f
- Bullet_Y_Speed = $03F8 ;子弹垂直速度
( Z: H+ m$ ]% L. _! H% G$ y - Bullet_X_Speed = $0408 ;子弹水平速度
1 L; }" w) j$ i% F1 _ - Bullet_Z_Pos = $0418 ;子弹Z坐标
0 o& |9 b, W! t$ j$ R - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
4 \$ }- b- o' `5 t9 @1 [ m R
# K) {' f: a5 @: G0 b' |- 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 {' `! g9 {6 ]7 o2 I - Enemy_Blood = $0598 ;敌人血量' V* g$ { X2 _ ~
- Enemy_Type_Addr = $0528 ;敌人类型7 x: x! {* ^% [4 ]& S
- Enemy_Blood_Addr = $0578 ;敌人血量
) W7 p$ ~ `) Q( k - Enemy_Y_Pos = $0324 ;敌人垂直坐标" W) v: c! m: I9 `" h
- Enemy_X_Pos = $033E ;敌人水平坐标$ p4 [% C- Q; p! H
- Enemy_Y_Speed = $04E8 ;敌人垂直速度 Q4 K* N" d4 K9 G5 n' H# L6 z
- 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
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: t3 o2 I# H9 ^ o! O- Enemy_Index = $83 ;7 C- c: r8 f& H: o
- Time_Count = $1A
9 g% K8 |! J5 I+ `9 x* X - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率/ x& U' o v/ F' E! I9 \
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率$ ]& t4 ^8 I2 U8 U
- E. h7 c B5 R! G6 [* I- 2 h: G5 Q ?2 }% A
- .ORG $6100
$ L M& G5 Z1 b" \ - Process_Begin:7 E0 U5 k {4 e% G) a+ P6 l; h
- JSR Enemy_Check
8 C( w4 d, y" ]5 Z- n - JSR Track_Enemy_Check
" P5 s" H; x/ k" Z - Process_End:$ j; C# L! t- l S$ ~
- JMP $E54F% q; H* H% I! L5 X* i
( l5 l p% y5 t- Enemy_Check:8 k9 e* ?$ T# e- Z7 [# C+ u
- LDA Time_Count, q) ^1 L+ y, {% x8 H' j
- AND #Track_Bullet_Speed
$ N7 {- V# }3 X8 N1 \ - CMP #Track_Bullet_Speed8 @) I7 S8 C: D: J A; K' t
- BNE Enemy_Check_End2 S% ?8 F' ?: t2 v
- LDX #$0F
& o3 n: ~. Q4 P: V1 e8 J - Enemy_Check_Begin:
3 a4 R( \' K9 X( n' _5 A - LDA Enemy_State,X
; }5 m! A8 M$ q2 ] - BEQ Enemy_Check_Continue' l$ x+ V. o7 {3 ?7 M/ T6 x
- STX Enemy_Index7 d8 G) K7 k; w% M: [, j$ K
- JSR Find_Begin_Enemy! e3 U! T8 U$ w8 m' }
- JSR Find_End_Enemy
) L# V( E' M4 o/ y" _ - JSR Bullet_Track
j \3 L' Q2 W8 C, n8 w) _; ~ -
, s F4 ?# p l! Z* ? - LDX Enemy_Index
% \: E. |) n1 M- F6 Q( U" w - Enemy_Check_Continue:
/ w) d1 N; \5 |6 |7 y - DEX% e# J2 P& o, i3 i" p
- BPL Enemy_Check_Begin
4 g/ f8 U6 d$ q2 M, p2 I6 [ - Enemy_Check_End:
/ O7 I, Q) h( L- T - RTS6 |* h2 d. k9 @5 ?9 U
-
: n( L, ^1 X3 R1 \/ f - Track_Enemy_Check:" M9 t9 `$ a9 U3 ]
- LDA Time_Count9 V; N( K- e. D% a8 \+ N0 u
- AND #Track_Enemy_Speed
+ G4 v1 z$ `8 ?: J P+ S/ p - CMP #Track_Enemy_Speed* R& I" ^. Z8 {6 D
- BNE Track_Enemy_Check_End) s4 f' c+ g' N8 i
- LDX #$0F8 E: w- y6 B, C& R. n
- Track_Enemy_Check_Begin:
0 j8 r9 @4 a1 _# M - LDA Enemy_State,X
) _; J4 V+ Q0 |! A3 t0 Q! @7 q - BEQ Track_Enemy_Check_Continue9 E! I2 n- X4 z. K- ~
- STX Enemy_Index
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( @. ~4 U6 r& J2 D7 A - LDA $40
: w" s" |" o% L, o* Y3 Q - LSR
9 j. l% U$ B4 e - BCC Track_Enemy_Check_Begin_L10 O( O" B w) k' o. r6 H8 g$ m
- 9 M. k$ n+ Q# h4 [. R
- JSR Track_Enemy_Ex ;2, 4
9 z3 W0 _; J2 a5 F" a; ]6 H - LDA #$008 N% V d) U+ U$ w8 y5 N
- BEQ Track_Enemy_Check_Begin_L22 C6 `- @8 g5 j! O7 x
- $ E* S$ j6 D6 F
- Track_Enemy_Check_Begin_L1:2 z% O, \6 n3 R2 u2 ?
-
: ~& r' L& p" H' B/ H/ y - JSR Track_Enemy; h; C/ Y9 |6 [+ }6 Y
, a/ N! Z% I# C% \- Track_Enemy_Check_Begin_L2:3 _3 S1 ?) k U/ u
- 1 v7 l, @5 t5 J0 H1 w/ y/ w* {
- LDX Enemy_Index7 D* b3 D8 F$ d- t- d
- Track_Enemy_Check_Continue:
: `5 w) B8 H, h$ {7 h+ D1 p - DEX+ ]. ~3 j" m$ C* o! w
- BPL Track_Enemy_Check_Begin
1 q) |1 q2 y% T7 D - Track_Enemy_Check_End:
" d+ J: U' b: |& L' n1 M5 ^! i3 d/ B - RTS4 Y. O' T) m p
- 7 X$ H# R: Q8 G& p
- - x- O8 y6 V- N! ^
- ;查找第一个敌人! p) a9 d) k x
- Find_Begin_Enemy:/ H5 C. k9 H* Y- _2 k
- LDX #$005 g$ r. J% S' J
- Find_Begin_Enemy_Check:* D1 H/ N# u; T( d4 |# M
- LDA Enemy_State,X
+ K! @2 B' k2 E7 g - BEQ Find_Begin_Enemy_Check_Continue
/ @( g K: U9 W! `8 `! s' c - LDA Enemy_Blood,X1 R0 q" ?3 I* j- s6 }
- BMI Find_Begin_Enemy_Check_Continue- K) A& { x5 l1 Q
- BNE Find_Begin_Enemy_End# x% h! u0 r* X1 ~& r2 k3 \& F
- 8 E) J3 s& a8 p2 o, E
- Find_Begin_Enemy_Check_Continue:- I# d! j' o7 z0 x6 m% j+ C7 b
- INX2 R+ X- x4 |% S
- CPX #$107 N K5 m: @4 s8 _" m. J
- BCC Find_Begin_Enemy_Check
, v3 F4 [5 l3 N4 P: {& q& C$ g. C - Find_Begin_Enemy_End:7 R5 L- A% b9 x, U# i
- STX Enemy_Index_Begin5 {" T4 m1 L0 d' E/ Z
- RTS* F+ N% S5 D/ e
- $ k8 J3 x: h/ f
- ;查找最后一个敌人4 o5 x% V, M; W0 G( m$ P
- Find_End_Enemy:
7 q" `4 Z- m# g' o - LDX #$0F
5 ~" h' s3 Y! k! G# V - Find_End_Enemy_Check: T8 F! K7 F* {3 B0 N7 G# f6 T
- LDA Enemy_State,X% J( m$ K" Q/ a, }4 s* l9 k- F
- BEQ Find_End_Enemy_Check_Continue
% C+ e: N4 P- H3 g& C0 W$ K7 ^ - LDA Enemy_Blood,X7 R8 O% P; m4 P) ^9 t& o) O
- BMI Find_End_Enemy_Check_Continue [+ `: S# W4 w3 |" @/ L8 G
- BNE Find_End_Enemy_End/ V |/ j& ?' I. }$ v0 M7 q
-
0 P" `$ `3 Y* R2 w0 { - Find_End_Enemy_Check_Continue:
5 }0 N; ?) N: C5 g6 y/ W" Q& c- f - DEX
7 d/ `: U* V9 E0 Y - BPL Find_End_Enemy_Check# l6 n. ^9 L5 Q+ S
- Find_End_Enemy_End:
& Z% A+ C) I. h b - STX Enemy_Index_End# K1 a" B2 @# l% i/ s, t! D0 [
- RTS
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- ;子弹追踪, _8 y5 U. H' G1 y
- Bullet_Track:$ {, o( g- r, L" K3 Z
- LDA Enemy_Index_Begin6 P6 e+ }2 K; v+ ^- E1 o/ `$ v
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
2 M, Y" j( z/ h/ J4 g - LDX #$00
# Q+ x0 y- C2 w& p0 y1 K - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)9 V: y0 K8 q- ^9 e6 ` h" l: L
- LDA Bullet_State,X
% a7 z4 d8 V1 j2 g( I! P - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
- w* A3 u+ Q1 n% t& Z- f: L# h7 z% a - STX Loop_Index_I" N, o U& M6 x) x
-
7 X9 f- J7 f. h- i - JSR Bullet_Track_Enemy
% G4 b" c( k+ Z# W. ^" b5 i# i7 P - JSR Bullet_Tract_Direction
$ ~% J8 f1 L3 |) e5 I - $ q6 v" \9 l; h4 G& W& U1 H
- ;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* Q! B6 P& p8 [2 r. q( V! o
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;5 q% j) j! K |* S5 S: U) t
- LDA nEnemyIndex, |3 ~, {2 R! X1 E8 W9 u3 a
- CMP Enemy_Index_End2 p; | }7 j; P3 [- \9 P
- BEQ Bullet_Track_Check_Continue9 Q2 u( r( o" x+ l L2 V l
- BCC Bullet_Track_Check_Continue
2 Y- f! X" H% d - LDA Enemy_Index_Begin
: y8 I5 A. R' ` - STA nEnemyIndex
+ Z2 J) H6 Z; q2 W- J! w - 8 e* s6 y' A; R7 }/ Z5 i
- Bullet_Track_Check_Continue:
" s; t: U! t+ ?0 h2 X9 l: `4 F! t/ k - LDX Loop_Index_I% {: |% Q# F9 s: T8 a8 Q6 z
- Bullet_Track_Check_End:/ _% c8 r3 a5 t1 B0 j! {& E0 S: S
- INX
6 ]) K' `, w% F9 F% V - CPX #$10
% I7 o2 o+ o8 Y9 N+ X$ n( t5 m7 m - BCC Bullet_Track_Check; I, z+ j8 n: Z9 A1 j: u: f
- Bullet_Track_End:
- L7 X6 E7 q r9 g% w! v - RTS! ]4 i4 D v; {' Z i. ]% C ~9 e
- 8 j" D) x# n4 W+ n7 x- i0 ^6 z9 _
- ;给敌人分配子弹" T7 Q/ f' G9 k5 S( f3 u2 W
- Bullet_Track_Enemy:
3 o+ a0 ?& D/ ~8 o- U+ g - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++) b5 w" g0 Q* v2 |, I: T
- Bullet_Track_Enemy_Check:
2 X7 l" ~6 B! [" f0 G, { - STX Loop_Index_J
2 W1 L4 w, _) A7 t2 e2 } -
5 O. A* ^# }4 A4 p7 _ - ;if (0 != nEnemy[j] && -1 == nTrack[i])" f' A H. {+ y/ E
- LDA Enemy_State,X
# }9 \" y# G! J9 q8 N2 a9 c5 s* C - BEQ Bullet_Track_Enemy_Check_Continue
2 e. w4 F- w! o" O9 C1 E - LDA Enemy_Blood,X0 f9 \. B/ D9 m5 T) |, J
- BMI Bullet_Track_Enemy_Check_Continue
4 H3 q( B8 u& w* i -
) o8 U+ d( \/ f3 `' F6 ` - LDX Loop_Index_I
! w3 U/ u/ ]1 w+ }# _% P - LDA Track_Enemy_Index,X
" z: v8 J P% S8 V! `; U3 u - CMP #$FF
( F: H, i7 \! I- }9 J - BEQ Bullet_Track_Enemy_Init( S' n4 w8 R5 p$ [+ C! u+ j! \# B
- 6 w- P6 Q& R% ?# D7 }
- Bullet_Track_Enemy_Init:
' Z1 E* y7 }6 A. [/ e - LDA Loop_Index_J* O/ n, o: x% ~. D ?- j8 {8 o
- STA Track_Enemy_Index,X ;nTrack[i] = j;
) G! N* C, B1 d: L- P6 U -
- m6 z A/ C+ }8 o - STA nEnemyIndex
# i% Q& c6 }* M; D - INC nEnemyIndex ;nEnemyIndex = j + 1;
2 |2 ]: L8 M3 U6 w - RTS ;break;
7 O/ Z' Q$ I) F3 \0 \# W$ s
/ m5 j8 e8 l9 { D. z$ @$ a- Bullet_Track_Enemy_Check_Continue:
3 ]' H. r5 O- S - LDX Loop_Index_J
l# e% r$ L( Z8 G& S - INX ;j++5 F, ?# r7 ^8 Z# j
- CPX Enemy_Index_End
' \9 z" P- h% o6 i# x, m% O) A+ {% i - BEQ Bullet_Track_Enemy_Check4 W- X0 z0 k6 ~& e1 U+ L
- BCC Bullet_Track_Enemy_Check+ q4 x' [) f. \2 f
- Bullet_Track_Enemy_End:- l4 m6 O2 `& y7 S/ s% D0 ?
- RTS& ?1 Q1 V7 S' L$ x& v
- 7 G+ W" l9 T# e3 v8 Q6 |: O4 M1 f
- Track_Enemy:
7 A3 o( L& e* J1 d3 g- s, Z2 |% s - LDX #$0F& @# \, F3 @, H, l
- Track_Enemy_Begin:
; ~- i5 F; U" H) A. c Z- o5 t - LDA Bullet_Icon,X
3 O0 T( ?& w0 e, x - BEQ Track_Enemy_Continue! ]; d' @# L q4 X* A
- LDA Bullet_State,X
, E" S8 k2 P0 R& H( N: q5 I+ K - CMP #$012 O; E& a/ [; n2 i! h
- BNE Track_Enemy_Continue
+ y6 M/ P: r- F1 G. z8 P4 T - 8 H- }& S# ?9 g
- JSR Track_Enemy_Process
7 D5 y: @3 t& M% V3 k X1 T - 4 t7 N" G4 w& }2 b7 K, A" M
- Track_Enemy_Continue:. `$ J+ i7 I9 j3 o
- DEX
1 [+ z; H# D. K, Z, i2 l: y/ r - BPL Track_Enemy_Begin
, z. o2 h1 G: E9 p - RTS4 u6 P; ?4 X8 ?
- $ D! J1 c% V5 G) e Y) i: Y
- ;普通关卡* _0 v( F. ]" i+ ^) B: b& A
- Track_Enemy_Process:
. ^1 C! q0 B& @: |! U+ M& r - LDA Track_Enemy_Index,X1 L1 h) d9 Z! y h2 W* V9 s! T0 E% B
- CMP Enemy_Index4 W/ |; Q" |% y. T/ @1 \
- BNE Track_Enemy_End
, O0 P! L1 b( v2 A; [2 f0 s - LDY Enemy_Index
& e& M' Q% a6 H/ m6 k7 E! w - JSR Track_Enemy_Y" W# Y6 f; c4 p. \3 j; W
- LDY Enemy_Index% h! q1 e* ^# X, Z
- JSR Track_Enemy_X4 p" @3 [: @$ J
- Track_Enemy_End:
: i4 u1 S7 m' g1 f* W - RTS
+ d% [" v" V7 B4 V8 j0 l7 C -
0 \+ b% }8 j# \ - Track_Enemy_Y:' h8 i) o. f! l8 m% C2 j0 h
- SEC2 a! x6 r- \1 n5 }- @. R* y; f8 G
- LDA Bullet_Y_Pos,X4 x% ~5 j4 t" B# h
- SBC Enemy_Y_Pos,Y$ j3 ]4 } p% H) y. Q0 R
- BEQ Track_Enemy_Y_Equal" M& T7 J# }3 V5 v. [, ^2 b' v7 D
- BCS Track_Enemy_Y_Greater
' Q' S( q1 n' w. Q& L -
* N% q1 F) V3 f2 d3 |" g2 Y - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
0 E" J! j+ u- P) f/ K1 C - CMP #$FC
; j1 ]! `/ N' _+ l: b2 m; K/ F - BCC L1_1
% K+ c' t9 x2 F+ D5 W - CMP #$FE* s' k9 @1 l! q1 x9 b9 N; u
- BCC L1_2* i2 L2 I; r8 F9 I
- LDA #$00
0 h R; W5 e: s& w5 G1 Y N% n( Z1 w - STA Bullet_Y_Speed,X) P; Q( C0 b" e6 C3 T7 |
- RTS
, d+ O8 l! c+ ^7 ~, v( B - L1_1:
- }( x6 o: A& y' L$ o2 x - LDA Bullet_Type,X+ m2 G, o$ q. W' Q, v5 E' a
- AND #$0F
! l# ?$ T/ @0 {6 u4 e - TAY
3 x+ U& e4 I! i1 [- H+ X+ \/ v - LDA Bullet_Speed_Data,Y" i1 m9 j1 s$ h$ q) h& I" w
- STA Bullet_Y_Speed,X6 ~4 {7 [0 I9 k0 Y1 f* ~
- RTS
. P! T' g( z( d4 f
( C% j# U! y* ~6 X7 f- s+ k- L1_2:
) @7 M7 I' Q; y2 L5 x - STA Data_buffer) a) y1 `: N& s
- LDA #$00" y/ I8 m) {* E% W) o
- STA Data_buffer2 x! H% i1 e& J% [. V# C
- LSR, K: }/ ^# M Y, v6 D- S
- STA Bullet_Y_Speed,X" S S7 n; w& \4 C2 ]$ F& Q$ G
- RTS' F$ D9 d' A( x# r' q
% y4 O; b7 r4 d- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y" {& }7 O7 x, F I; O
- CMP #$045 L9 k; \ ]* g) Z
- BCS L2_1
: D+ h$ l3 H8 S2 E# o8 a- g - CMP #$04
3 a8 G! C0 b5 \/ @: ^ - BCS L2_2* H1 K9 @' l: N$ {4 \
- LDA #$00
3 v( k* S* E, J - STA Bullet_Y_Speed,X; d+ @- w- l7 D: ]6 Y1 q. O
- RTS2 v# g. B$ D! G. q% `: j% n
- 7 C N# F8 y6 J" v9 ~3 ^& I
- L2_1:
: i5 V. `% Z3 F+ H/ w - LDA Bullet_Type,X
+ K3 E/ `0 v+ M; B& A - AND #$0F% s# ?" J3 m+ J$ a5 i+ Y4 W, Y0 J
- TAY
1 m1 _. R6 n J v8 h - LDA #$00
4 }+ C p6 l7 i' h$ N8 O- @ - SBC Bullet_Speed_Data,Y4 F- z" [2 o A" D2 s4 s7 _+ n
- STA Bullet_Y_Speed,X3 c$ d( o& j/ \* U l' X: C
- RTS
# k+ t) h, {9 n* z -
! q. p; i) U5 P - L2_2:
* | @/ b) N" a - LSR# L& I) Q" U( K" R* t+ M; T
- STA Data_buffer* ^ L, `9 l' i# f
- LDA #$001 V5 ~5 l& W9 |# [, w; W
- SBC Data_buffer
4 z Z6 G7 |( U1 O# U - STA Bullet_Y_Speed,X9 f6 u, G" b. K" j6 j. Q% Z2 x
- RTS3 s6 q0 P4 X4 p9 h8 e" b6 h1 k
- - Z) k) P1 [+ f% J: \6 n% I: Q
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
4 [. o4 G* _! i - LDA #$000 V0 X7 T! K& L( H4 J& N" v
- STA Bullet_Y_Speed,X5 U( R! X# }+ l; N. ~4 e: ~/ n
- RTS( p4 i( p0 P. m) [/ _' _9 U- J
-
9 |: M, E+ g. Q3 M) n0 k2 p& J - Track_Enemy_X:( F( d* `5 ~6 s! ~
- SEC
/ ?3 ?5 h. L" b0 P2 F! o - LDA Bullet_X_Pos,X
* T2 l! Q1 c; P Z( R+ s' o4 i - SBC Enemy_X_Pos,Y" S/ h0 A/ z7 t- E+ D9 J/ l
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
" G9 D9 q' v9 N( e1 F9 O - BCS Track_Enemy_X_Greater ;子弹在敌人下方
J1 i. h% q& r" Y: A0 [5 b -
+ j5 |: Y7 [- o9 C6 a( n! i8 u - Track_Enemy_X_Less: ;子弹X < 敌人X+ ?1 _. d! L# s' O7 K
- CMP #$FC
# G2 g& j m3 E5 M - BCC L3_1
& U+ P& A3 Q) q2 f - CMP #$FE* f) @) Q- m2 I5 o* L0 A
- BCC L3_2' a" f# \; ?0 M$ n$ L
- LDA #$00
* r8 k& i5 M" g8 w" v- T2 O$ B - STA Bullet_X_Speed,X. F+ K. ?9 E; h8 C- p
- RTS
O6 w7 s8 ~$ K, Q - L3_1:
* b: G3 u/ v6 n1 r9 h - LDA Bullet_Type,X, R+ f. G J' i# v" x* `- f
- AND #$0F' r6 N; a1 } G5 L
- TAY
, z' a( C0 m: D; S$ E1 {+ w - LDA Bullet_Speed_Data,Y0 T/ ~* |( a8 S7 W6 N1 B
- STA Bullet_X_Speed,X
9 i9 L4 \; m# \" Y6 V' i+ i - RTS. U! y0 ?* m" O. h+ C$ v
- L3_2:
, a9 A! n+ q2 {2 o. E - STA Data_buffer& |& n3 q0 T, X, A
- LDA #$00) o3 ?; d9 q O, P) Y3 d( C
- STA Data_buffer* L$ s6 G3 n6 v, P9 i. @2 F
- LSR
; b* s; g; a' L4 a$ c - STA Bullet_X_Speed,X
' D4 l3 X9 O1 R) A6 e/ d f1 ` - RTS/ N+ I8 [& G, q" G6 `( m/ g7 y
- ; Y7 M Z+ f9 ?$ P3 i/ n
- Track_Enemy_X_Greater: ;子弹X > 敌人X
7 j0 J0 h8 d( N0 ~ - CMP #$04
~5 p% J: V5 I! `* Z% W; _4 g - BCS L4_1- i9 P& }: D& [$ L _% c \$ R# d
- CMP #$020 K1 x' }1 ^) b3 |! h3 {* g$ d, \4 _
- BCS L4_2' a5 \. Q$ W1 _+ X2 s
- LDA #$00' @) h! S _; E
- STA Bullet_X_Speed,X. {) [7 y7 S6 X4 n
- RTS
5 { A; i- g8 x+ H - 7 M$ O: c/ o/ B: {
- L4_1:
/ a. e5 O* g" t8 M$ V - LDA Bullet_Type,X4 v% K# ~- E% Y* ^1 t5 K0 I8 y
- AND #$0F
; `5 N, }- ?" R, t6 G - TAY
8 y0 h; x, |, R) D$ D9 } - LDA #$00
0 d% ]1 E( H4 Q$ m c( h2 \; R8 E9 a( E8 s - SBC Bullet_Speed_Data,Y
8 f. k5 {4 _* @# ~, D8 s4 c" D - STA Bullet_X_Speed,X; N2 o, O3 a# R1 H+ @
- RTS) F' Z8 K" _# z8 ^* Y/ P' W
- L4_2:
) J8 F, {; u- g* i; |# u; w - LSR
$ G1 I; _' ^/ y B& L - STA Data_buffer2 f L A. @+ ^) ?8 q% o
- LDA #$001 F# i! Y6 ]- y; |0 Q: W+ y4 [
- SBC Data_buffer5 O3 m; |# b3 G
- STA Bullet_X_Speed,X1 y9 |6 e6 G( A3 D$ [' t, L2 Q
- RTS
1 G% U: P7 @0 P - ( g8 A% z# e: E' c- v5 y/ t
- Track_Enemy_X_Equal: ;子弹X == 敌人X
' I6 ?3 q1 E1 T* I h - LDA #$00
' O4 t* l! D! Q5 i R - STA Bullet_X_Speed,X' E3 P2 E' p8 u& T: k/ E ^
- RTS
% L, E0 e$ H: T4 }# G2 w: ] -
/ Z2 \3 z. c3 U; F - Bullet_Speed_Data:
0 Z; F+ S) L9 ]( L, _: G6 h5 A - .DB $00,$03,$03,$02,$03,$03
( p- D4 h1 ~5 \2 U$ }0 q3 U -
5 Y3 a. ^0 O! `) s& z3 M+ S7 V( s - ;2, 4关
2 S+ f) j. ?! z* [, F3 w - Track_Enemy_Ex:5 B y" R3 t+ l6 r; k9 _/ h
- LDX #$0F; N" Q# W6 Q% ] u1 a
- Track_Enemy_Ex_Begin:
, @( @; t" E' \ - ) ?) v. U' e9 t% b* n! v% }! ?! q
- LDA Bullet_State,X
8 d4 p. r4 C9 O8 e3 @ - CMP #$01. I% t! |5 m& t4 \; {$ r: f
- BNE Track_Enemy_Ex_Continue9 Y- t, K5 `9 } r+ z6 L3 h
- , \+ D3 |& q* H
- LDA Track_Enemy_Index,X; l6 @- T& K: ^; `9 F. x3 _% c
- CMP Enemy_Index( {% s2 J6 |. J' T- k9 M3 f
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
5 _: ~- i% ~3 S1 J% ^ - # R) Q" L2 y4 T
- LDY Enemy_Index3 C4 e; }- H3 N
- JSR Track_Enemy_Ex_X
9 M$ G1 ?& ?6 Y- b, C - 2 u$ d* z4 y) Y3 w, S
- Track_Enemy_Ex_Continue:6 K0 U+ n! Z5 l% f! ?9 g+ ?' \1 W2 Q. @
- DEX
5 u0 T M& c. E! q# v9 [& b' [ - BPL Track_Enemy_Ex_Begin5 q3 `$ [/ `+ \1 m% Z$ I! B
- Track_Enemy_Ex_End:# [# _9 Q' ?. G& |- D) I, }& O
- RTS) e4 J L l4 @8 @
- : K8 F2 J7 ^' ]# s+ h8 a
- Track_Enemy_Ex_X:
+ u/ [9 V7 m$ A% Y9 K - ;LDA Bullet_Z_Pos,X
. p6 o8 K4 H& b) n - ;CMP #$04+ U: v9 G3 s* G4 Q5 O& G$ X
- ;BCC Track_Enemy_Ex_X_End
& s! D5 X# B( W8 p" A) G - SEC
; N# {7 i+ `) m - LDA Bullet_X_Pos,X
9 V6 ]$ P6 V: H/ t/ m. K, d; W - SBC Enemy_X_Pos,Y
# w+ Z, U/ B* v' l7 S8 k* r4 A+ B - BCS Track_Enemy_Ex_X_Greater/ z9 _4 f/ v$ }7 ~8 {$ Q7 C' C
- 0 E$ C$ h8 q% F
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
7 E( c* z: L* L& X/ N" ` - CMP #$FD4 b+ s7 E) U& F% `+ E/ d( B
- BCS Track_Enemy_Ex_X_Less_End
& G$ S2 c: _/ t4 ^8 S) j3 f* | - LDA $6020,X
& S C* y. a3 h( F) g - CMP #$2A6 [+ P2 U8 Y8 A- P
- BEQ Track_Enemy_Ex_X_Less_L1
}3 N9 V/ S. d% h; v1 U) i - LDA Bullet_Z_Pos,X1 |% I3 g7 ]/ N) j
- LSR3 ~& }& I B& W0 L
- TAY
. T3 N E& h6 u- |: u {% B' @ - LDA Bullet_Speed_Data_Ex_R,Y
8 {7 @$ e# Z% w - STA Bullet_X_Speed,X
$ o% u& \0 I1 c1 b+ o6 R; p - RTS4 g; X8 d4 y% p B: _) b6 Z( @
- Track_Enemy_Ex_X_Less_L1:
) J/ F9 ]6 q0 I
3 ~ v1 d( }0 i0 w- LDA Bullet_Z_Pos,X
6 G) v9 u) n: z m" `" y- y - LSR' X R' a! C9 x
- LSR* j% x0 `( k r/ J+ T( B4 f, R+ @
- TAY
* e; {# m$ T0 ~+ y. v - LDA Bullet_Speed_Data_Ex,Y
' ^) N6 ?. R1 D9 Q9 j - STA Bullet_X_Speed,X
% F R' l6 N* X; ?6 E! u - RTS5 t$ R' |) n9 ]8 F
- ( a, I5 ^6 @1 j" R1 f
- Track_Enemy_Ex_X_Less_End:
0 @0 z. j3 i# |8 n- j" i- x - RTS- w* v7 ~; l5 F9 A' b5 t
- + P- u; J7 b4 G+ p
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
( V: c6 |- r" c$ W - CMP #$03
) K; ?- C% _0 t# R* t( p' \ e - BCC Track_Enemy_Ex_X_End& s+ i. m0 L# t; C4 `9 O) s
- LDA $6020,X8 p5 H0 p( L6 f( \/ Z* J
- CMP #$2A
- s$ z) j- t" t - BEQ Track_Enemy_Ex_X_Greater_L1
4 a2 {+ h" ~! E7 } - LDA Bullet_Z_Pos,X2 K. H2 q+ c' n1 ?6 o
- LSR6 ~2 R& l" \5 d- Z3 B2 h0 [1 {9 g1 P3 h
- TAY
' ]; P7 W, B- Q' H8 L0 } - LDA #$00
" r, H. _( j8 {) C, [9 E# b1 Z! _6 t% ~ - SEC
8 S% |# t" D' }8 o0 ~- z, U, t9 K5 ?% R: O - SBC Bullet_Speed_Data_Ex_R,Y3 h9 L/ s, A3 u5 g
- STA Bullet_X_Speed,X9 x( Y8 C) Y3 G! L4 ~1 g. O0 F
- RTS
! {. _% ^& c! d - , i6 z. e. `' c/ {4 f( H: G9 A, I
- Track_Enemy_Ex_X_Greater_L14 k; N* d/ L$ y. m; p
- LDA Bullet_Z_Pos,X" v& b0 W- E, N$ C0 z
- LSR+ V( Y- N: [& |+ P0 f2 `
- LSR
, D$ e5 K1 J$ e4 r7 R - TAY
' Q9 q8 ?+ b: ?( _. v. m3 ^ V - LDA #$00% f% p& S% |7 R( A
- SEC* N+ a5 n% j9 J2 b
- SBC Bullet_Speed_Data_Ex,Y
7 r- a$ T& n9 g4 ^ - STA Bullet_X_Speed,X
9 p- }& d G. o$ d" N( y# {$ f - RTS
$ G4 [9 Q+ N) w! c/ ^& I - 8 ]4 R8 v+ Y" a6 s7 r
- Track_Enemy_Ex_X_End:6 E0 r7 |5 N2 A, f$ s# H; D# t
- RTS6 P+ {) ]" i9 F8 P! B
- ! o3 B5 n; G4 N" M H% Y
- ;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)
' K2 |. S+ |: N - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上3 q$ T) r) U9 t# J5 {
- Bullet_Tract_Direction:
. t' {: l, E% m5 N. ?1 c' I* _* a - LDA Bullet_Icon,X
" V2 q9 Y+ _; y4 w- i! l - CMP #$23& O3 v1 o/ {" l7 ~2 |! |# |
- BCC Bullet_Tract_Direction_End
( e) ` E. L0 ]& Z# C, L1 J" s - & L* u% p# U, S. _( g l
- ; X != 0' y) p# l' n3 V7 p$ F
- LDA Bullet_X_Speed,X6 P- r5 k3 x4 G% G! K
- BEQ Bullet_Direction_V; N, u& b6 J' Y2 ~1 \' L! D8 h
- 1 Z' F( n5 A; F8 e$ @
- LDA Bullet_Y_Speed,X5 l! f0 w1 b5 B( X$ {# S
- BEQ Bullet_Direction_H
; S0 g s4 c. j+ D2 `' N% u# i -
8 b6 C- G% h# y) Q, Q( S5 Q: M# g - LDA Bullet_X_Speed,X7 T9 _" U- E Q# p% ?! J( x4 |
- BPL Bullet_Tract_Direction_Right
" c2 f+ Q: Y7 }9 z& @. [) H - Bullet_Tract_Direction_Left:
) q6 M! x- V- g1 D. Q1 Y7 A0 Q - LDA Bullet_Y_Speed,X9 V R+ X, S: |- _
- BMI Bullet_Direction_Left_Top1 N. P6 t0 V% v6 _( R
- BPL Bullet_Direction_Left_Down
7 J7 D# P- o: c) G5 Y4 P - Bullet_Tract_Direction_Right:, r( A m, `* R3 R# Z
- LDA Bullet_Y_Speed,X
8 ^6 o& j. z$ c% ^, B! Z - BMI Bullet_Direction_Right_Top" |- Q! ^: p4 t$ J
- BPL Bullet_Direction_Right_Down* `1 Y+ J6 A. y: y" z6 |
- Bullet_Tract_Direction_End:( k! z+ ]8 ]8 Y1 m( `
- RTS, I7 f( s0 V) d. Y
2 j) M- J& V% z3 P, W% \- Bullet_Direction_Left_Top:
0 p7 `% m% U, u$ T. A. `6 }/ G - LDA #$25
2 g8 y( q6 L* z% l6 U* V. J: O - STA Bullet_Icon,X
# l- F* [. y j8 H j, c+ Q - LDA #$C0! E6 ]; H8 a/ A
- STA Bullet_Direction,X7 _, h6 \' s8 }: o% K
- RTS2 g; m0 Z, k) X8 P; n" Y6 h
- 4 C5 e( ]1 S ^+ e
- Bullet_Direction_Left_Down:
q8 s6 [, [. D6 I+ T - LDA #$25" J4 M! a& Y* d/ K
- STA Bullet_Icon,X3 Y8 @! Z; C) D
- LDA #$40
9 ?1 t. z2 M' P* d - STA Bullet_Direction,X7 E( n' n. K2 {* ~& ~# h; o8 {7 } c
- RTS0 t& |) v6 |9 u4 z
- 0 e9 O- L2 f$ P1 P6 v1 ^: W
- Bullet_Direction_Right_Top:3 D; H1 s/ b5 Y) q O
- LDA #$25
. J9 N$ g' N0 O) d3 J$ w; L, i - STA Bullet_Icon,X
4 O/ \; D& y _ - LDA #$80
$ u0 P! r! i6 ^3 @$ W, U - STA Bullet_Direction,X
/ Q% {! A& t! H4 v - RTS; }9 C3 c8 ]9 U. {! f8 I; A
3 v( R' G2 o' z7 A- Bullet_Direction_Right_Down:! H/ s% f8 `$ ^! D+ E7 d& R6 P
- LDA #$25$ u Q! S- |. D
- STA Bullet_Icon,X
4 @' J. T. y9 B) V' ^. W - LDA #$00
) h) I% U4 H$ J' p8 c7 i - STA Bullet_Direction,X0 w# s! `6 W7 h
- RTS
. v' J5 b* s! B$ S! v2 m) } - 2 Y: t, P; P5 C2 i9 W6 @
- Bullet_Direction_H:
! ^" w8 U# d: u. ? - LDA #$24
+ D% c# u9 R8 P. q* V% d - STA Bullet_Icon,X
# b5 Y. S0 n1 H: b+ Q1 `6 p+ S+ U - LDA #$00" \% I2 Z- {6 Q( c3 }
- STA Bullet_Direction,X
. E0 l$ Q- E9 y& a: k6 s6 V7 M& ] - RTS
! v; o3 m2 P( w0 ~( {! Y2 R
$ z8 Z* g0 Y. M/ i: v4 G2 I; b- Bullet_Direction_V:
6 {8 \# F* h) M, P0 Q - LDA #$23- |/ z( N9 n7 [$ ?* P5 \
- STA Bullet_Icon,X. o2 R7 V* Z3 f5 z- V) S
- LDA #$00
0 J! g8 k! ]0 {9 ?. L& J) P/ c - STA Bullet_Direction,X" {6 r3 { `2 E
- RTS
2 ?5 g7 q$ o" E' I: u, m - - u# O9 `- {% c5 D* ?3 p" j
- Bullet_Speed_Data_Ex:
* _! w7 H! u/ _ - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
/ g7 N1 p0 s( w0 \4 @" E -
5 Q' O9 l8 t/ L0 @: b - Bullet_Speed_Data_Ex_R:" v0 }' @2 c! O( M$ p
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08# C/ ]; {2 v5 z! Y
-
复制代码 A( P5 H2 y) l \
- ^9 J" e' B8 u( d8 A& D8 k/ ^ |
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