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[FC][魂斗罗][J][追踪弹]2 {4 y( l4 V3 o7 u4 I# }- G: `
6 L% [( ^" c) @) M% m Q6 z0 z$ }时间:2023.04.30
) `9 c9 m# S1 ^9 p, A作者:FlameCyclone
5 O6 h, K/ U$ p+ }! I内容:
5 N8 v, j! O$ o# G1 [& q 1. 所有子弹追踪敌人: K' ~0 l" r0 a6 i1 {1 D( a* G
2. 选择键切换武器$ M; E3 @7 v4 q: v
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
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- y1 w! V9 |5 Vflamecyclone.ys168.com
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
9 U0 A; r3 b9 ?, ~3 H/ Z - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L7 @& ]( {+ v7 y
- 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)* d3 d. h D! p* t% Y" K, \
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- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)9 Q6 m, v( y8 q+ Q$ u, g* h2 v
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
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- Track_Enemy_Index = $6000" l, t$ D Z4 j) w' p E6 @& R- E$ k
- Enemy_Index_Begin = $60103 ?1 M( q0 ?: ]- }# f
- Enemy_Index_End = $60118 N* m, R4 x5 T% J8 B) L# @+ w
. f. m/ P4 G$ s9 G7 j7 o2 {" V& b- Loop_Index_I = $6012; x. z9 }" t Q4 L# h! X
- Loop_Index_J = $6013
) T8 N+ M" d( z- k } - nEnemyIndex = $60146 [5 b# y: U5 x& U a! p$ P
- Data_buffer = $60157 W1 h2 p4 ]% u: d
- 8 `9 ] F2 x) F" d
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标0 N! i& q( m/ V$ u! \
- Bullet_X_Pos = $03C8 ;子弹水平坐标
/ B8 |' p7 q/ C. @6 X7 X - Bullet_Y_Speed = $03F8 ;子弹垂直速度
+ H' g, E+ R. h2 p& K1 v - Bullet_X_Speed = $0408 ;子弹水平速度- J2 A0 h+ u, ?: [7 q
- Bullet_Z_Pos = $0418 ;子弹Z坐标
5 v- r. u: Z6 | - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P5 @* y: N' q: g3 a1 g" f; P
- [: ?: M: @; x6 Q- 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
1 M0 N' n+ U7 M' ` - Enemy_Blood = $0598 ;敌人血量9 a- ?; \1 @) L: Z
- Enemy_Type_Addr = $0528 ;敌人类型6 R) n* g6 E; N# I0 \" p& ?
- Enemy_Blood_Addr = $0578 ;敌人血量
5 O2 o: m2 _: N - Enemy_Y_Pos = $0324 ;敌人垂直坐标
$ N- H8 J& p- n - Enemy_X_Pos = $033E ;敌人水平坐标" I% |7 h! N6 a/ G
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
; c1 y* d% M5 k: G6 k7 e' G - 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( A6 L: j. w9 C( k! @9 d5 |
7 T4 s7 L* I a% T) o3 l- Enemy_Index = $83 ;
8 j% u% P+ |/ s. N9 [ - Time_Count = $1A3 H/ N! L" b- J- q' f, e
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率& Y' z3 o9 R# [( X
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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- .ORG $61008 L5 G* ]3 y) |3 Z; ?
- Process_Begin:0 ], I( }( P3 [# f
- JSR Enemy_Check
3 T: I Z& B$ u* N& t - JSR Track_Enemy_Check
5 `7 S; I9 v* V3 g3 i S - Process_End:
& x5 F( ?( v. D; p8 H2 V/ h2 v! E3 x0 e! n - JMP $E54F
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7 B' ~- u. z6 K) G& v1 q: u- Enemy_Check:
3 k4 n5 N% n, B( _( n - LDA Time_Count, K% p% ^& I) B% E. T
- AND #Track_Bullet_Speed' T( P2 L1 S, G3 k$ ?9 t3 G
- CMP #Track_Bullet_Speed( o6 ^0 R' U- D3 b, m
- BNE Enemy_Check_End$ b" p: S7 ]0 r i2 m' I
- LDX #$0F
4 E2 p$ ?6 o1 ~8 G+ R8 f% A0 o - Enemy_Check_Begin:0 }. S) \4 e& E) e
- LDA Enemy_State,X6 S z4 y* B# V" b$ u
- BEQ Enemy_Check_Continue
1 F# P+ w, {; K% D( z+ e" G7 F, ` - STX Enemy_Index
$ g5 X( A- ]8 @) k& E7 T% W - JSR Find_Begin_Enemy( O2 I! K9 Y+ X/ |: p% R
- JSR Find_End_Enemy( |! L- ?3 C- a3 w. `
- JSR Bullet_Track e1 [ Q5 w, l* B1 `: a
- 9 `2 e7 j; V2 j0 ?
- LDX Enemy_Index/ Z F W7 X2 Q
- Enemy_Check_Continue:
: W9 c# L/ O5 ]0 o2 w7 v: u - DEX7 Q8 w- y6 U% g9 ~" v* G' A
- BPL Enemy_Check_Begin; _7 t4 ]; K/ [$ n) R7 ^% f r. l
- Enemy_Check_End:+ T. L& T: m# @. j
- RTS
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- Track_Enemy_Check:' q4 j8 A u6 `! W; T9 Q+ F
- LDA Time_Count6 ]$ w- f0 c, t( Q7 a. {/ K
- AND #Track_Enemy_Speed
" b# G# n7 R1 Z0 {8 G4 E& b - CMP #Track_Enemy_Speed. d) g0 S6 K; [0 B5 K1 E
- BNE Track_Enemy_Check_End" _0 N9 J n1 P- R x& G
- LDX #$0F8 R) [& i: d# `
- Track_Enemy_Check_Begin:
, N" j' x) Z1 p9 ~ - LDA Enemy_State,X
6 {# _5 a9 @+ M" n# ^7 ? - BEQ Track_Enemy_Check_Continue
3 ? w' b! F6 B) D: h: x6 {" ? - STX Enemy_Index
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0 k- q/ f+ R7 g; s$ E* \% N% t - LDA $40
0 x% b8 O4 _' Z( u9 d5 h' A- C* [) z - LSR
* Z# J* L# f3 Y$ m3 t& X8 H; n - BCC Track_Enemy_Check_Begin_L1# ~3 m4 j: h5 L# I& Y+ v' k7 k
- . n; [7 _* [0 C" g' ?
- JSR Track_Enemy_Ex ;2, 4
$ D7 [, S: B* J - LDA #$00
2 E( P( j: M" c - BEQ Track_Enemy_Check_Begin_L2
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6 Y% S/ h' q: I1 o - Track_Enemy_Check_Begin_L1:
, e$ t' H# |# | - 9 E9 J+ X% z& f5 i
- JSR Track_Enemy; a% I) ?/ L5 T5 ]- |
- 2 k9 Y% M9 p& H0 k) N* s& F
- Track_Enemy_Check_Begin_L2:6 F- @, o/ B" S" {
-
6 A" u& ?3 B- N7 N) a9 g5 e' W - LDX Enemy_Index8 f2 J8 d; Q; }) L9 J, t
- Track_Enemy_Check_Continue:
+ t" y: z6 |; T3 G: M5 J - DEX
2 I" I& @0 e5 B2 w& j( w' `- @ - BPL Track_Enemy_Check_Begin# F# E1 d/ y4 R# u# W' X. T
- Track_Enemy_Check_End: D# v0 w. ^1 H
- RTS
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0 g. r; S2 |; e/ N9 c( B- ;查找第一个敌人, b& B) x" J, J/ Z8 j& r
- Find_Begin_Enemy:2 ]6 o# l" Y' J) s
- LDX #$00
1 i. o/ e5 j+ X7 \$ {% X; h - Find_Begin_Enemy_Check:
7 I$ h; W0 a+ a7 p - LDA Enemy_State,X8 p3 ]2 V! W3 j& @6 o5 S V
- BEQ Find_Begin_Enemy_Check_Continue
; ^3 Z6 I; h3 P# B2 z' m. B - LDA Enemy_Blood,X4 X2 D! P z! [7 C; J
- BMI Find_Begin_Enemy_Check_Continue
" ]& ^% A: B' p5 @+ Z' A - BNE Find_Begin_Enemy_End
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D9 N! K. ^2 J% M5 ^ - Find_Begin_Enemy_Check_Continue:
8 L1 D+ B2 I* |- _ }- T - INX$ Z9 h& H, Q* ?/ X/ N5 n4 G3 ^
- CPX #$10+ ~0 u1 q1 o. |8 L: J
- BCC Find_Begin_Enemy_Check
4 M5 O- @8 P- l/ @# u4 q - Find_Begin_Enemy_End:, ^) D/ y! l9 {; @% d
- STX Enemy_Index_Begin
& K5 N, c/ \3 L( s" R; q - RTS a/ {* F$ N) O1 x) M
$ F% J" Z8 ~7 {" B$ B1 |; c4 i' U- ;查找最后一个敌人
- ^3 G; O" a) g6 K1 d' R - Find_End_Enemy:( m) {2 G. i( k: ?: A3 O9 |) ~
- LDX #$0F
& B* U: Q# w( D, p! S! ? M - Find_End_Enemy_Check:
" T4 b6 c+ k# Z! M - LDA Enemy_State,X* @2 }3 y4 k0 L7 K: U& w9 c2 C
- BEQ Find_End_Enemy_Check_Continue
2 I( T P3 w* @0 ?' a0 Q3 s - LDA Enemy_Blood,X8 ~8 [" j6 H$ B, u; c
- BMI Find_End_Enemy_Check_Continue
6 t/ F$ P6 I1 o9 Z0 G - BNE Find_End_Enemy_End3 B- P5 ]" `. b# c2 w
- / e9 P2 U5 g" o3 Z
- Find_End_Enemy_Check_Continue:
3 [$ S5 A0 W4 {" x, d( h. {7 r - DEX
- _ C, }- M7 {; `/ r, a/ K% s - BPL Find_End_Enemy_Check
H: C# b+ |( n! y* H9 W( d - Find_End_Enemy_End:
1 Y8 {! r( m6 J) i - STX Enemy_Index_End
' x2 l+ H2 e1 Q/ M7 g5 M. n - RTS
+ Z9 ^5 d% C2 j - * x- Z* w7 D5 t7 g4 p
- ;子弹追踪) H: b! \3 R6 G, v5 N
- Bullet_Track:- p4 w7 ~! E* P8 f5 k* P# g
- LDA Enemy_Index_Begin* ?0 l+ n; c- X9 c% h0 d2 V
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;7 O, k. M6 _: j3 p% Y! }
- LDX #$00 8 I, q* I7 G* o+ g
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)1 ^* ]4 N$ G6 o/ u- j
- LDA Bullet_State,X5 p j1 ~. H" o2 n) d1 f
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;2 G9 [, x( b$ ^/ r" f. W
- STX Loop_Index_I1 o& a }% p0 ~7 b+ l. O
- & E! f2 \/ K: {* L8 U* g
- JSR Bullet_Track_Enemy5 Z/ G! ?5 q* M' T) H2 f+ p7 r
- JSR Bullet_Tract_Direction
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. l7 G; p$ {6 X9 O0 p - ;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2 O) |8 m/ ~$ K. ]0 T* H: E
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
! h0 I/ J9 x# W& x3 Y - LDA nEnemyIndex$ b4 f# q$ j7 Z. C( p+ l
- CMP Enemy_Index_End& p# `& ?8 e$ u( `/ a3 Y, z) ^
- BEQ Bullet_Track_Check_Continue* x( w& V/ v; Y1 D3 ^( ^
- BCC Bullet_Track_Check_Continue
6 q' K7 ]( t- H& i - LDA Enemy_Index_Begin
) p5 s% F' x8 f$ p9 n, s - STA nEnemyIndex/ m3 D7 T' o" x* o" C- ^) p6 [! A
-
' v3 d9 h. u1 L- @( B. o' I5 ` - Bullet_Track_Check_Continue:4 L. X0 z7 z Y \" R3 a& n. ?3 Z, v2 O
- LDX Loop_Index_I0 b- q$ C( M3 A3 V& }" Q9 n! e
- Bullet_Track_Check_End:
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- CPX #$10
, q0 j; z$ K( S: v* q - BCC Bullet_Track_Check
' j" M. g! X9 Q, q3 h3 H3 ~ - Bullet_Track_End:: X# E9 X2 l2 E
- RTS! v- Y: H: V/ H% g
- 6 q; Z' T0 {, @! u0 W% A
- ;给敌人分配子弹
2 s. O, a: Z. {, l/ ` - Bullet_Track_Enemy:
+ L/ O; U: V7 H- _, z - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
+ E" T# L0 G0 z+ c I& I1 _# J* T - Bullet_Track_Enemy_Check:8 ^: @! ~2 r) t) P$ N: |
- STX Loop_Index_J9 G! a {' ?( N; Q, X/ ?
-
+ m6 q9 o( f% F3 M: b1 a# q - ;if (0 != nEnemy[j] && -1 == nTrack[i])
' j% v4 m0 k( h6 s Z9 a7 T- ^ - LDA Enemy_State,X
/ u" v& M" V5 U! V/ g - BEQ Bullet_Track_Enemy_Check_Continue7 ]* M7 c1 z5 L2 H
- LDA Enemy_Blood,X9 J- M5 g; _0 B" g$ w
- BMI Bullet_Track_Enemy_Check_Continue3 \) W. A9 q: l$ J$ E* Q3 }1 N- H
-
+ f+ [& `( \4 a# G - LDX Loop_Index_I' D5 }7 x( v0 h0 ~3 o1 t
- LDA Track_Enemy_Index,X
' b& S8 r: G4 r - CMP #$FF
! H" z7 _ A% M6 j& b5 u - BEQ Bullet_Track_Enemy_Init2 V2 X+ L d+ b6 l
- 1 }: \- c: m: C( k" I |, B S( q
- Bullet_Track_Enemy_Init:2 |( E" }7 P3 C7 a: ]4 ^
- LDA Loop_Index_J% z9 ~ `, z* F% h* z$ s
- STA Track_Enemy_Index,X ;nTrack[i] = j;
* e0 v/ a. }* H$ Z3 E - ! Q5 B2 e% T0 _ c* C$ l* q. b' t
- STA nEnemyIndex
7 ]- i" e$ M/ ^% x" X8 y( f - INC nEnemyIndex ;nEnemyIndex = j + 1;
# G! B; o8 ^ Y$ |* N8 h* q - RTS ;break;
3 @5 U5 m. [% D - 3 L( {% i( x$ Z. z
- Bullet_Track_Enemy_Check_Continue:( f( O$ }) }( v7 r: a1 I: F
- LDX Loop_Index_J
& v5 t6 X3 e. z- C - INX ;j++8 H) h% R% m; B! ]' G# [9 z
- CPX Enemy_Index_End7 S) q& _/ Y6 Y0 z6 e' z4 K. z% w! G
- BEQ Bullet_Track_Enemy_Check# v; x+ b+ s$ Y$ [' t6 d" u3 l$ C
- BCC Bullet_Track_Enemy_Check- L8 B4 }2 f" W P+ V
- Bullet_Track_Enemy_End:
" q/ V' B/ x: S. n6 k0 U( ^0 z - RTS
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- Track_Enemy:) D( [& J0 G9 O1 e# g/ ?
- LDX #$0F+ n2 K& }: C# P0 [. U% [/ H
- Track_Enemy_Begin:3 J/ S; e' A8 \! x* i
- LDA Bullet_Icon,X
; ~- J' S- b% B# R* T D - BEQ Track_Enemy_Continue1 }+ o2 n0 a& T( ^1 p+ ?8 {" T! E
- LDA Bullet_State,X
. O' O' `0 d: C5 d7 S0 ? - CMP #$017 S U* m4 N' ]; ^
- BNE Track_Enemy_Continue. t; _, v" r" g9 S% G7 v2 ?; u0 C! C
- 1 w' v' ^1 O' F3 \& b
- JSR Track_Enemy_Process
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- Track_Enemy_Continue:* I0 g H$ R0 c; P
- DEX9 c4 u! x w# W6 X
- BPL Track_Enemy_Begin
l7 ~9 |5 R7 I8 C0 W6 u - RTS1 k3 e$ O9 C9 L: y0 h7 ~
5 ?9 B5 i! g1 I9 n8 K8 d- ;普通关卡
) q2 E2 n! I: z4 M8 _3 Z$ M+ u - Track_Enemy_Process:9 q. n. x4 v' Q8 ^
- LDA Track_Enemy_Index,X
2 j- p9 s3 b, V/ ?: L - CMP Enemy_Index
, w: e- i& w. `1 [ - BNE Track_Enemy_End1 p+ \2 f7 a( r# Z1 }0 V2 l
- LDY Enemy_Index
6 Z( U' b Q( f - JSR Track_Enemy_Y
4 W6 d6 U- O; P3 _, @ - LDY Enemy_Index) X. q/ ^6 d4 e* S5 \
- JSR Track_Enemy_X- ^3 [& e, `/ S- R% e
- Track_Enemy_End:
. w" U: b7 U; x - RTS
$ \; \( k- h* y) H; V- X* K! j - ' c' a; n* @+ e6 v: I
- Track_Enemy_Y:
3 m1 q0 X3 m+ O - SEC p# b+ \2 `% i( J" F% c. R8 B
- LDA Bullet_Y_Pos,X
- u) A; H4 r5 c9 ]+ q" q% n' G - SBC Enemy_Y_Pos,Y! ~: O+ W4 D8 ^+ b
- BEQ Track_Enemy_Y_Equal- k c& K) w! x+ V9 x. `7 e0 T
- BCS Track_Enemy_Y_Greater0 \9 S" |' O9 _
-
1 }8 A6 w6 F' \4 G" i - Track_Enemy_Y_Less: ;子弹Y < 敌人Y+ ~1 r2 n* D$ Z: k( @, @; `
- CMP #$FC! e& e8 v1 b W6 Q
- BCC L1_1# I( ]$ E4 w$ X9 O+ K4 k0 V! @
- CMP #$FE: b# P% ^: Y+ i. H: _
- BCC L1_21 O6 A" V( m$ i" i0 S$ `5 A6 c
- LDA #$00* a' x. S m& [! m9 Q& {: ], E! q
- STA Bullet_Y_Speed,X2 F ~9 i, p5 a. E( h7 F. n
- RTS
) B+ A6 h- D8 w" U+ s- u% S- N - L1_1:
8 h$ j, y9 w; a+ z1 Y - LDA Bullet_Type,X
& ~% I) s6 w( U4 x - AND #$0F
/ F2 d5 y( Z, X3 R% U - TAY# c! ]& V0 C5 x3 M$ O3 u
- LDA Bullet_Speed_Data,Y
6 e1 n2 B" m% t - STA Bullet_Y_Speed,X; e8 X0 r+ ~1 H+ O. V7 {& e, d
- RTS9 P- S: ^5 ~& Z1 u2 _9 P
- % {: l2 m, F: D% t" K
- L1_2: 8 o9 y4 F H1 w; X e! C o" F
- STA Data_buffer
. ~0 A+ L6 Z6 U7 \' ?' R6 K5 D - LDA #$00
: M1 I0 f* s; ]0 { - STA Data_buffer
7 w, j4 g) z! E1 Z - LSR
Z% g5 B- P, `8 v- R - STA Bullet_Y_Speed,X
9 j! A( P* b, k3 [; Y% R/ K - RTS5 c' `' m' g @5 |7 y+ ~; d( j$ s9 b
5 |. u4 K4 m4 C5 }- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y8 K; L* P! z& E2 T
- CMP #$04
) G9 {' @! S z/ v - BCS L2_1
8 _' F9 r [% _2 h% E5 l) H" h; v9 f- l; w - CMP #$04
! B( I4 b2 k) p- k - BCS L2_2
' I2 j2 i$ ^! G; \ - LDA #$00
* N1 G4 @' L% M# L# u! z$ | - STA Bullet_Y_Speed,X6 V. j) J; m' Z2 t, k; o( G
- RTS- m8 }5 e8 p& @; b
- ' c8 t8 J, _4 v! x7 T
- L2_1:
0 l$ a& z$ d9 Y; J - LDA Bullet_Type,X
9 N; H2 T: s+ \! i - AND #$0F
8 `$ ]8 d+ f: N, n- ~& C - TAY
1 J! R7 _* |8 ~$ e5 B - LDA #$00
0 X4 w, E1 R" [! M - SBC Bullet_Speed_Data,Y
- ~( Z0 k1 t9 P; g% J - STA Bullet_Y_Speed,X
# s0 x( p9 [9 N+ [2 r% k - RTS8 V2 P {7 ~* ^0 C- E
-
. {, T6 H$ J/ z% X/ ~9 p - L2_2:3 T5 F0 K, \4 b3 l
- LSR- H" _( G" K# y- @: _$ Q" T
- STA Data_buffer
, B1 l; N1 J+ P0 E& D& ^3 S - LDA #$00
% ~" d! \( A- @" F- P - SBC Data_buffer
7 n& e" c8 n: ^ - STA Bullet_Y_Speed,X
$ d+ r. e; S' R9 P; Q' F6 H6 K - RTS% w2 {' u0 ~. r! n& [2 ^/ b
- ; u8 s P' S/ p0 D, }2 C
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
* |: V2 v# F9 K& e: B1 y7 z - LDA #$00
8 B$ y1 [; F! Q" H% _5 g' v - STA Bullet_Y_Speed,X
3 n% D$ P2 y6 j$ L" s6 O - RTS- Y! G: g! P- m9 u/ ?
-
5 Y/ \5 |# {5 t( y: J - Track_Enemy_X:: [( b$ I( u1 u( N; Q; b: B
- SEC
, a8 q: u' g" d. u6 G/ @; `/ y - LDA Bullet_X_Pos,X3 ~3 h6 {: O9 v( ]! W
- SBC Enemy_X_Pos,Y, s$ {# [$ t/ |1 R" w& b
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
8 e* `2 D6 t/ ]7 T1 f5 j - BCS Track_Enemy_X_Greater ;子弹在敌人下方
8 o! Y1 d$ s/ `/ W6 N - % h' a. Z- |' z. v* |* C
- Track_Enemy_X_Less: ;子弹X < 敌人X
/ B: Q9 \5 E7 S* y - CMP #$FC
& Q: R% F v. W& e" b - BCC L3_1; d; c; F2 }" D+ Y0 ~
- CMP #$FE, N" u9 w1 Y% ]8 C3 F8 _
- BCC L3_2
8 W+ i9 P+ y, \5 G$ n& f - LDA #$00, N; z# g% [# V p' X0 T' y' N
- STA Bullet_X_Speed,X f( ~1 f/ `" e! x( J$ y0 P
- RTS% K( R, e) P0 k/ W( J
- L3_1: ' W2 N w# A$ I! x0 B* D# x6 Q
- LDA Bullet_Type,X
+ I6 x/ a0 |8 K e8 z - AND #$0F
5 ?; l3 k: O7 @$ f# x0 s( P( M - TAY
4 u$ j1 O+ q( E& J" G" o& A - LDA Bullet_Speed_Data,Y+ }) [& q, }) ~) U! w2 V
- STA Bullet_X_Speed,X, W+ z; y2 d: H Q0 I. V+ i! h% s
- RTS! `. Q8 ^3 p& [9 B6 H: H
- L3_2:
1 J+ w: Z$ V6 j6 g- ^7 Z% P - STA Data_buffer3 h; K+ P+ q2 F
- LDA #$007 {( P( k7 U, @9 c* D* p
- STA Data_buffer
V# ?- J% M* K: |6 g$ @! i - LSR; S% [- Y' P4 j o
- STA Bullet_X_Speed,X
4 ?+ J1 T8 q# S6 `1 j8 X - RTS1 G. X8 E2 X; Y! K5 z: O/ y
-
. |5 }/ }9 _ a* l4 v - Track_Enemy_X_Greater: ;子弹X > 敌人X
+ g! Q- d7 I, F/ u4 e/ ?+ H - CMP #$04
. {5 K! R/ o3 _8 B. F2 h - BCS L4_18 b" D; e/ I1 M" I4 a) l: T
- CMP #$02
( t: I, j. X3 U! u6 |+ f - BCS L4_2& C' O# I [/ P0 A7 \0 Q y
- LDA #$00
; X$ k# p+ r u8 d7 y - STA Bullet_X_Speed,X7 J6 K S9 j* H" R8 w" S
- RTS; A0 p, Q7 x5 ^. `# [1 i
-
* m/ a1 y1 I/ ]* q4 d - L4_1: - J3 o: @' A5 X9 l; z6 B; c) V3 R
- LDA Bullet_Type,X! K" F6 d3 g9 i } V* H
- AND #$0F
5 H+ r" K3 m B9 V2 D' k1 e - TAY" ?% l+ Q4 o+ D! c5 x o, D# v( L9 G
- LDA #$00
- K$ ^1 e/ H$ s, l3 v - SBC Bullet_Speed_Data,Y; X$ |- I$ r' z3 C3 A
- STA Bullet_X_Speed,X
: K. j9 P5 m1 u' e - RTS
4 ]3 _; S- a& d, H - L4_2: ! M9 i' I, P. S
- LSR
8 h, ~; D4 s2 @" J5 d0 b o - STA Data_buffer
. C* ]5 y; k0 a& T& V+ p3 @" q3 a$ s - LDA #$002 U$ @4 }6 ?- @+ m2 F% p# G
- SBC Data_buffer
% {9 I8 w" _: {8 Y0 V( r/ ~ - STA Bullet_X_Speed,X
0 n2 D( N9 }6 I) s - RTS! o( m' y1 N* h
-
j# T0 K/ D; P4 s& k - Track_Enemy_X_Equal: ;子弹X == 敌人X
0 m/ N7 ~. |2 T. v! D; m+ l0 @* E - LDA #$00
) v: N/ V6 v0 \6 q p - STA Bullet_X_Speed,X- A1 f% t ]0 p1 S4 A$ d( I$ ~
- RTS+ y: r% K! G, u! h
- $ c* t* R0 c( A
- Bullet_Speed_Data:$ G. `- W2 w7 j$ y; G' [
- .DB $00,$03,$03,$02,$03,$03& U9 ]4 V( j, H2 F' [- l
-
5 H( q& x% m$ h/ ~ - ;2, 4关) c; x0 U' F% {" Z
- Track_Enemy_Ex:
8 f) I! A& ]. w5 r! l - LDX #$0F
3 y/ A4 ?! g) Y1 {/ ^4 T1 M - Track_Enemy_Ex_Begin:
% H# V; f, s+ M - & ?2 x# L+ K7 V# k+ @6 R
- LDA Bullet_State,X
3 ?/ ?6 D m" G9 h+ ]) U - CMP #$012 T4 q2 _$ i$ O$ M- p) m
- BNE Track_Enemy_Ex_Continue
# e7 {, y# e* v) l -
( N% m( h, Y: c - LDA Track_Enemy_Index,X
3 N% @! J/ A+ K7 U: u r - CMP Enemy_Index7 R Y* y' z. I; g% j
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标1 Z! U2 X/ A. {
-
5 v; }& J3 k: P# ^1 b - LDY Enemy_Index
; q- }% K2 {/ x* N# F7 z5 z - JSR Track_Enemy_Ex_X+ L) K1 N1 M' o: E' {
-
1 v" B3 p% |! {( t) R - Track_Enemy_Ex_Continue:
1 e7 U; q+ N8 p* O n - DEX2 b+ v( W/ M; z4 p3 e
- BPL Track_Enemy_Ex_Begin
" i: D# A/ ?8 Q5 m, I, T3 x) g! J - Track_Enemy_Ex_End:
! t8 w* v" f/ Y* U! |, f7 { R7 `' i - RTS8 D7 M9 s! W& s& S
- 0 }5 Z, e3 O* U1 T B8 {
- Track_Enemy_Ex_X:# r: @7 j& j4 ?5 y6 K
- ;LDA Bullet_Z_Pos,X
; @" R# R+ [) S* k - ;CMP #$04
8 ?$ l& ^; W1 h" R. r! o: X - ;BCC Track_Enemy_Ex_X_End, E7 r! ]0 A- ]1 v+ K7 V! e
- SEC* i2 E9 Y7 H3 @
- LDA Bullet_X_Pos,X4 c! y" S- S }$ P: Q/ _' q
- SBC Enemy_X_Pos,Y) d2 j4 H& W# r
- BCS Track_Enemy_Ex_X_Greater
; ?2 X: ^: J/ }. y7 j& ^( D7 [ -
7 s- M% u6 ~ a7 k4 o2 h" o - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X# G' M' ]! l% _% Q7 q
- CMP #$FD2 U) d7 V5 @9 J3 @
- BCS Track_Enemy_Ex_X_Less_End0 r: i+ g. b* V
- LDA $6020,X* Y" e0 }' D9 ?7 E
- CMP #$2A
' s* A" m4 E2 o - BEQ Track_Enemy_Ex_X_Less_L1
% `( x( b6 M2 L/ Y: x - LDA Bullet_Z_Pos,X
. M2 t) i; `; T6 N# z4 z - LSR
8 I; ~. N# @) C4 ^6 w) g - TAY: I: {% s' f5 y
- LDA Bullet_Speed_Data_Ex_R,Y# s( S: n8 g% n
- STA Bullet_X_Speed,X
& \; h& e! @ C4 X$ M7 x+ @ - RTS
. D* c0 C8 Y0 O; F- T( M - Track_Enemy_Ex_X_Less_L1:
% k0 P q0 |5 f& D/ B& Y+ S
: Y/ h4 ?5 _/ m- LDA Bullet_Z_Pos,X
& y( k# U% h. F: k! z# c, H - LSR
8 [: z3 E5 C# D# I% s - LSR
' X) O- N& e% R9 m5 z J' x - TAY
8 d, s; h. g3 w8 s& w& K - LDA Bullet_Speed_Data_Ex,Y
7 N3 t- n% a+ G' @! f9 P$ E+ ^ - STA Bullet_X_Speed,X7 ?" M3 p+ O; k6 N% d; _/ O. b
- RTS
9 w5 V* `9 x# z8 ] - ' [! q/ y) y4 y2 @% k
- Track_Enemy_Ex_X_Less_End:
. o0 F6 |* I5 K( \) k/ W7 e - RTS
* G0 K$ _( g& p- D( c9 ?5 p5 x5 M
' A. h5 i4 L0 \3 K4 v- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X# r& i6 r1 x+ a i: q3 q% s
- CMP #$03
" b7 g i- z. V( H - BCC Track_Enemy_Ex_X_End u% q# r: g' q7 H: _5 c( y
- LDA $6020,X# O2 ?9 ^3 C6 B) C+ G1 z
- CMP #$2A
, ^" v7 Y. U1 Z" E/ I$ E9 K - BEQ Track_Enemy_Ex_X_Greater_L13 E) \; a$ u- t" x1 ]
- LDA Bullet_Z_Pos,X
% B6 ^& J! ?: u' ]+ h2 f+ ?0 z6 ? - LSR
/ ^3 }! O! Y6 x* T, ~/ ?) w+ ] - TAY9 F( _" m) u& @8 V
- LDA #$00" t! P o+ F' m- n
- SEC; h, Y% E* I0 `0 [: \
- SBC Bullet_Speed_Data_Ex_R,Y
/ R' n3 C2 \3 Q: D `9 x - STA Bullet_X_Speed,X
" \0 P) M' y) f0 j# [- h3 O - RTS
7 U" N3 d9 @. V g -
v$ H" M; `# U; y, J( [+ p - Track_Enemy_Ex_X_Greater_L1# y( y- b& F2 k8 t: K( w9 b
- LDA Bullet_Z_Pos,X
" ~: w4 Q0 ~# H7 Q3 Z - LSR
2 a" O' d. h1 p. Y T - LSR
" a ]4 Z) n) S! n5 M - TAY9 m, B& ]$ }1 Z0 R$ {- b; y q
- LDA #$00% H2 K/ W/ }0 s! h8 i2 G
- SEC
* g2 `& M$ D9 @. S K9 m& h0 V2 B - SBC Bullet_Speed_Data_Ex,Y; Y# P+ |% N, v: {) g/ N; b
- STA Bullet_X_Speed,X" w6 r `: I% g7 t
- RTS8 |' t6 r% ]8 v* K2 F7 P2 I4 X
-
4 J' n4 Z$ S' x4 N' R: W- O8 y: w - Track_Enemy_Ex_X_End:
% `+ i3 A3 u+ f+ @( d2 k6 M - RTS' R* Y( H7 H5 y0 z6 [0 ^
- , I. i. E+ i5 Y! w: `+ s9 D4 m
- ;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 c! z* B; d: F0 ~
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
( h7 l2 ]$ M+ Y- L - Bullet_Tract_Direction:
+ h% O+ l. ] @7 O/ I7 l - LDA Bullet_Icon,X
' |' W1 j. Q& p% E _* k1 d, p - CMP #$23
w* A' |! ~4 T- H - BCC Bullet_Tract_Direction_End
- e- L( R; _1 {! R -
* K+ t F1 I. g) } - ; X != 0/ J( S& G, s4 F# S/ ? I
- LDA Bullet_X_Speed,X! b0 E/ ?+ m$ G9 E: ~
- BEQ Bullet_Direction_V$ f2 K; O1 f3 E
- : E% B' r" m1 e$ y# {* z% q4 B
- LDA Bullet_Y_Speed,X) k+ P( G1 Q _! q0 w
- BEQ Bullet_Direction_H
6 e) Y# f$ [5 A -
% e6 {+ g; ]% C5 z9 `0 z9 \ - LDA Bullet_X_Speed,X' h" C! ^& y {
- BPL Bullet_Tract_Direction_Right
, b+ N% H, D! k0 l& S6 d2 ]$ W: r) h9 } - Bullet_Tract_Direction_Left:
* w5 T& I' i3 s2 e3 p2 @" _ - LDA Bullet_Y_Speed,X Y9 A9 y$ j! [* d2 N$ j
- BMI Bullet_Direction_Left_Top% r3 l+ C% a5 J/ R
- BPL Bullet_Direction_Left_Down
, Q' z1 A* S1 ^ - Bullet_Tract_Direction_Right:
. b/ {- N' l% W! d4 N - LDA Bullet_Y_Speed,X* T$ F; S8 t+ U0 c" M- {& X1 x
- BMI Bullet_Direction_Right_Top
! l5 \, e% |; o+ I9 X; h& j - BPL Bullet_Direction_Right_Down) G2 B- f4 v H
- Bullet_Tract_Direction_End:0 _ U3 T6 Q) N# ?) k
- RTS
' O7 Y( _+ y# T/ C( F' I' U - ) S J+ J" U4 f# a G, J: Y8 Z
- Bullet_Direction_Left_Top:
* C( Y# L: ~, K: a - LDA #$25
& L- w5 R7 `( A" D5 G! j - STA Bullet_Icon,X
+ P* ?/ q5 d/ I# ^( p - LDA #$C0
% ^% m7 V1 Q/ z$ S- N e - STA Bullet_Direction,X$ u* L1 v4 ^: z" b E
- RTS
4 ], F" m* l- [, G6 P3 X - + V8 x! ^- t7 j" b+ {/ v: R x) b3 m
- Bullet_Direction_Left_Down:
0 s! f P7 ]6 Z2 j) G8 _; [ - LDA #$25
5 ]* C& E$ l9 M# e8 S - STA Bullet_Icon,X5 ]! h( V: N% A2 ]; N
- LDA #$401 S" D! G& W% ^& t" F
- STA Bullet_Direction,X
* W( ~( C. j) ?6 F - RTS7 M7 V4 V* ~+ L- K) d9 U% {+ |
/ T6 S; h; }+ m( m2 r- Bullet_Direction_Right_Top:
0 f- Z( j" p! D2 N' ~( @ - LDA #$250 u5 c0 l3 z7 G0 k/ y4 V
- STA Bullet_Icon,X
% g- ` g2 p6 U3 L! V - LDA #$80
+ l9 _* _4 C# B. H* i - STA Bullet_Direction,X' d+ O! B" o$ \4 Z
- RTS
; L& c3 P# v& r3 Q5 O& H7 ] - 3 r% P! B* C: w) q* v. I
- Bullet_Direction_Right_Down:% I$ ?- c) O* z) Z) n
- LDA #$25
* j) I9 u/ H* `* o - STA Bullet_Icon,X
+ V4 s* c0 Z' q3 ]1 G - LDA #$004 X2 V& s0 B7 P! ]) k
- STA Bullet_Direction,X( K- |$ j& O- W$ I' b8 d
- RTS% v( q% |, o% m9 P. H4 ~9 C* q
- c6 [9 y. f$ m! N7 {
- Bullet_Direction_H:& [& A' D. S7 e2 W
- LDA #$24
# B8 Q1 {+ @6 @ - STA Bullet_Icon,X
1 L% u. O9 _- u+ Q - LDA #$00
& w' G" H1 G5 _+ \' C$ a - STA Bullet_Direction,X4 f( ?$ C% }7 \/ t8 R' o/ O, [
- RTS; }+ e& Z+ j" O4 G0 r R1 e, k
- 1 ]( b; _' N w% o8 V" m
- Bullet_Direction_V:
3 ^. x1 } Y5 p9 V" n - LDA #$236 O* Y0 ~2 o' P6 t: }
- STA Bullet_Icon,X, v" o+ n) U5 {# N1 ~5 K
- LDA #$00
1 {8 Q* q9 W3 i* X& Q* \4 x- c - STA Bullet_Direction,X5 B0 Q5 U! P) K# \' m5 Q4 r6 }
- RTS
/ n1 ^) S" H* A, @: j8 g - : D1 e m. L- F
- Bullet_Speed_Data_Ex:1 @' D, m' c! a' u& I
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04" ^- b3 D$ A \% h: h$ [: u
-
. D f: i4 n3 G* |9 b7 m - Bullet_Speed_Data_Ex_R:
# `5 `! Q+ W: k8 F! L - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$089 O% {$ Y: y5 K. ^
-
复制代码
, j7 W. l: k% W6 ~# T: `/ g5 L6 B* S/ n: N1 i
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