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[FC][魂斗罗][J][追踪弹]( R7 M' _; y( }1 o( z: n
& d! E b* [0 L
时间:2023.04.30
. W5 C. S6 a. |8 r+ o& \- S4 V作者:FlameCyclone- X5 _7 J& ~& A' o) x! D" ?1 y2 X- v" w
内容:
3 H" e9 i" k- H4 W+ A4 Z) K. m1 g 1. 所有子弹追踪敌人
! r( c8 m1 @( B/ R% ]! e+ N: B. l 2. 选择键切换武器
/ w$ L) r0 B, 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
7 w* @0 K- g' Q, r/ q+ j, _6 N8 h* H- r1 [: X
flamecyclone.ys168.com
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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁0 R/ _" A1 N) L2 r- g
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L. w2 S: `+ m- C; C b& _
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下), d* k' R d9 o3 ?) A6 u
- 9 O- |$ J, R, s
- ;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)
# K) Y5 [) i% H - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
' K2 `+ j2 c& j. Z" G - 3 q0 ?0 X5 W8 g% K. O
- Track_Enemy_Index = $6000
' ?6 V/ p& o" v7 }4 S% W - Enemy_Index_Begin = $6010+ H% ?# v6 I. q0 x% v- ~
- Enemy_Index_End = $6011
( Z' M; L* D7 n
6 c- k. E- z1 q N- Loop_Index_I = $6012, w- E/ J; @! k" W5 b
- Loop_Index_J = $6013
4 K# e1 E4 h5 D8 N6 {5 n0 G/ z - nEnemyIndex = $6014+ h9 v6 Y1 M* C( Q5 `
- Data_buffer = $60159 F( w4 ~7 F3 Y- g' B
" }1 _# C- Z. }2 Q' z. w/ w- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; K$ T; u0 K7 ~9 L- X - Bullet_X_Pos = $03C8 ;子弹水平坐标) U/ S$ H/ \* M
- Bullet_Y_Speed = $03F8 ;子弹垂直速度
6 A/ t5 P, R" w" I8 u8 u, C - Bullet_X_Speed = $0408 ;子弹水平速度
- \ @4 }. Z6 u - Bullet_Z_Pos = $0418 ;子弹Z坐标/ \7 |' y4 D% z0 ~1 E
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
3 f- i* b. i0 W - ) X, z( E8 X6 b& Z
- 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3 x. s3 k& w0 @: Z
- Enemy_Blood = $0598 ;敌人血量, O, \- ?/ s1 l z9 f+ ?
- Enemy_Type_Addr = $0528 ;敌人类型3 E/ K* [ ] A! X
- Enemy_Blood_Addr = $0578 ;敌人血量
_9 V$ y, `7 T+ `- t8 S& U - Enemy_Y_Pos = $0324 ;敌人垂直坐标
6 \6 w! ^8 i- H- X: S1 l, |5 F - Enemy_X_Pos = $033E ;敌人水平坐标9 A, N+ Z1 z$ G- U( f3 y, t
- Enemy_Y_Speed = $04E8 ;敌人垂直速度+ w+ a0 Y; W4 c) z) [% ~/ C; i$ {
- 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
, A% @* d+ [# S5 H4 o
, K- ?' F5 I1 o! C; h. Q- Enemy_Index = $83 ;! w* O# q- I: _! a4 A3 r
- Time_Count = $1A: E7 a. [* C g& g5 j3 X# g
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
# M% P( |' Q- C - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
$ E: v. n2 A: @+ n
0 I0 p* ?+ G& d8 A0 n( A4 X6 ~- 9 O b1 ^7 \' F/ L' {
- .ORG $6100
: p4 c7 @6 i* j, J: ~- B# { - Process_Begin:
6 r; U; |! R2 f& ^; H - JSR Enemy_Check/ M/ I6 s- S4 J0 V2 a
- JSR Track_Enemy_Check& ]) W; K* l( o b& n- {
- Process_End:* f6 @% o1 q5 [, ~" [8 m4 [( C
- JMP $E54F
m5 V. N! p/ q0 ?
* \9 k! q' ]' c3 v- Enemy_Check:' |7 L7 l* B4 v6 b/ j9 i
- LDA Time_Count
4 y6 ?# \. O/ M& g& | - AND #Track_Bullet_Speed+ n7 H6 C; e7 f/ y6 v2 V$ `2 t
- CMP #Track_Bullet_Speed3 }+ z2 G2 U$ S' k! q( H7 U4 K$ {
- BNE Enemy_Check_End
# P' X! Q6 H( P4 y% I2 I - LDX #$0F
4 A6 j4 K. A5 C2 I7 V! G# l - Enemy_Check_Begin:
6 Q5 V8 G9 c; Q' A( g/ n - LDA Enemy_State,X/ g% l& y0 n' r5 Y" n
- BEQ Enemy_Check_Continue" {) h U7 h8 p. `
- STX Enemy_Index! F. q* G0 ]: J% L9 P! e5 p6 V
- JSR Find_Begin_Enemy: w0 i" P0 t' g# o
- JSR Find_End_Enemy
7 t* @/ i1 X3 k6 J - JSR Bullet_Track
6 O# M/ l: ^8 a. D+ f - 7 Z6 E. S& M& F! r- X
- LDX Enemy_Index
& w0 J! G V8 d8 d - Enemy_Check_Continue:7 q/ a1 [# N& p
- DEX( B) ~( [' L3 V9 |: a
- BPL Enemy_Check_Begin7 k3 v4 `& F0 W2 O0 N
- Enemy_Check_End:. L& d9 L, p9 E( H, @" D- k
- RTS/ u7 X) P; `& A7 }" R) j/ n, A
- & k# ?- ?1 t6 f$ a( V
- Track_Enemy_Check:" o6 l7 f/ N4 `1 ]
- LDA Time_Count
/ P" r. s! E/ x3 r( u4 D - AND #Track_Enemy_Speed# v6 @0 n8 r6 v/ c" a
- CMP #Track_Enemy_Speed2 Z+ a0 w* o0 c& V( {; r/ f
- BNE Track_Enemy_Check_End* U1 w0 f( k/ E
- LDX #$0F5 Q) W4 t/ Z) r% E3 l7 \$ T
- Track_Enemy_Check_Begin:
6 E3 @! _, u5 ^) [1 [$ C - LDA Enemy_State,X+ q4 N2 {5 E# g" O
- BEQ Track_Enemy_Check_Continue, K W8 P7 F, o
- STX Enemy_Index
6 m, f, G' }' F7 m -
) B! B, q. X5 t2 q5 n* ] - LDA $40/ t* U# @4 ~( e: ~
- LSR
' d" l5 N$ }8 H6 k8 f - BCC Track_Enemy_Check_Begin_L1
* x) V' s) A; y; Z8 W3 ^ -
- w6 r. r4 R: [- V) `$ N - JSR Track_Enemy_Ex ;2, 41 g/ \3 Y( Y6 z
- LDA #$00
$ Z) J, h0 ~/ m$ Z4 G - BEQ Track_Enemy_Check_Begin_L2$ X$ a$ l- @" n, o& G$ K, b
-
3 E& Q; [2 E6 A7 p5 z: ` - Track_Enemy_Check_Begin_L1:* J/ b5 G; O" y0 S) R8 ^4 K+ L
-
' Z, K* l* [. z. T! H - JSR Track_Enemy! G' l- y, G _- j# h# Z
9 T: C2 x+ [0 X9 w4 Q, d) A- Track_Enemy_Check_Begin_L2:! _4 `# m. x2 n+ V% q3 @
- . |6 P" t' z& t& `6 m9 o g) O
- LDX Enemy_Index2 u5 `- N: `6 x3 z( B) p
- Track_Enemy_Check_Continue:( u. G* ^/ w; Q2 L6 N- e) G
- DEX
3 G1 r' J3 E8 e+ M6 L" i - BPL Track_Enemy_Check_Begin
8 N, p" k; B: j3 B# p8 s5 V9 D- G - Track_Enemy_Check_End:, v/ ?% s/ I# S: }8 U5 W
- RTS8 Z: f, Q. Z/ }) m
- . y" @/ v T+ Z+ L8 t
- $ T$ ^6 R4 P- z* i x
- ;查找第一个敌人% p+ M) N9 L1 M' x) ~
- Find_Begin_Enemy:6 `7 `1 Y! E& {, I# k [5 R b
- LDX #$00
- ]+ `" q0 y( A2 X7 ^- ] - Find_Begin_Enemy_Check:) m* P! W5 X# n0 b7 B
- LDA Enemy_State,X
, N( `: @2 I7 q1 ?5 k( r- {# _6 o - BEQ Find_Begin_Enemy_Check_Continue9 Q/ b$ b& U1 K- R
- LDA Enemy_Blood,X
. C& p( b2 I# y, Z. T - BMI Find_Begin_Enemy_Check_Continue
$ p4 ?, v# [ l; P8 V5 {' V - BNE Find_Begin_Enemy_End
+ x" O9 K Z, v( D -
3 f+ ~* ~( c+ ]) _( W# V! B3 h - Find_Begin_Enemy_Check_Continue:8 m8 r9 F% H3 I& b& Z" ]
- INX& h: s% O5 X7 n
- CPX #$10
6 Q' b5 Y$ w; K+ Q) `# i - BCC Find_Begin_Enemy_Check5 P- A/ D8 ?) M3 L4 A4 i' Y' v# o. K$ a
- Find_Begin_Enemy_End:
0 ^7 i" S8 |& H+ G - STX Enemy_Index_Begin/ w+ S$ U* x1 K# Q" x' }
- RTS
+ p8 p" R$ K7 ] P - 8 h$ I4 d) I# A$ O$ N3 H; P- D9 @
- ;查找最后一个敌人
+ x2 K+ v8 e K& Z8 i5 G6 r- W" r - Find_End_Enemy:
9 K& p* h: _" T8 L" D/ B - LDX #$0F
( q8 d! _6 N0 o T& N% ^2 Y2 H- g - Find_End_Enemy_Check:1 O/ y4 P, n% }9 `3 D4 A( s
- LDA Enemy_State,X S/ m( r X4 B+ l( P) u1 b Q
- BEQ Find_End_Enemy_Check_Continue
- t8 A# T1 c' Q( l - LDA Enemy_Blood,X
- w, F$ a3 K1 v - BMI Find_End_Enemy_Check_Continue
8 t0 |- _- W9 L; ]: ^( `2 ? - BNE Find_End_Enemy_End
2 `' v3 f2 I2 C/ ~0 d - ! [7 y1 H- j1 K2 U: J
- Find_End_Enemy_Check_Continue:
% Q! _$ E$ k2 X* z- n+ N$ Q - DEX
' i! }6 l. K6 {$ j' r8 l$ |6 i! W - BPL Find_End_Enemy_Check# y1 ^7 Z( v) K7 R
- Find_End_Enemy_End:( g" z C0 S) j1 E
- STX Enemy_Index_End5 g6 N2 S7 G m
- RTS( H; A$ {: B+ K8 r _) N. r8 G( x
8 R9 l" ^. V4 m- d$ R- ;子弹追踪9 q0 I2 t! p0 Z
- Bullet_Track:
e5 x D/ K* s2 H - LDA Enemy_Index_Begin
8 E) [+ n) j8 g0 }$ m/ d - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
1 k4 I$ ]9 s( G! y! I7 T) P - LDX #$00 ' D1 ?- }* r4 @" r
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
' x9 I) v7 m1 X - LDA Bullet_State,X" F ?- N2 B2 j
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;" T! B! k l1 B! o
- STX Loop_Index_I
# Y# ] n9 S! a' | - _) w1 J# B7 Q9 b. W
- JSR Bullet_Track_Enemy
7 J3 g! v" V$ C! m - JSR Bullet_Tract_Direction
$ a: I$ L/ M$ X! K- S: L; y -
6 k: u: l' H3 o - ;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" [7 r1 r! U! A0 k1 e8 `# ~
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;2 p( O; [: F9 ^: N T9 ?2 i ^& R
- LDA nEnemyIndex" i4 S6 y% f1 C/ a3 g: @8 E
- CMP Enemy_Index_End
. c& Z' E1 y8 T2 H$ i# j. y, ~0 ` - BEQ Bullet_Track_Check_Continue
. ], l7 z+ {. z - BCC Bullet_Track_Check_Continue! q/ n9 I, `# j- P) L& G" X# d& Q: a
- LDA Enemy_Index_Begin0 }- O& G+ H+ l: W( b
- STA nEnemyIndex3 f; Z0 k7 i8 w' q n: G
- ! h! {( F& B/ N
- Bullet_Track_Check_Continue:
& A# A# K2 c% e9 S' ^& ]: L - LDX Loop_Index_I
' ~+ _9 P* j8 ^8 G. A - Bullet_Track_Check_End:" G9 R3 A @, _! F! u
- INX; t' |# }+ P& T
- CPX #$10
2 }" C4 S9 [. K0 I8 g - BCC Bullet_Track_Check
7 g2 g; y) `) P1 S: ^' E, x% [3 M! @9 s - Bullet_Track_End:
) @% x- i% Z2 l* ] - RTS' ?" p9 }) p6 x+ N/ m) T
- , c& [( p O6 h+ x
- ;给敌人分配子弹0 V7 S/ x# @& Z, k- o8 u* r
- Bullet_Track_Enemy:
) ^0 K. ?, b- U2 o - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
7 H# X& I2 w: c0 \3 g: T - Bullet_Track_Enemy_Check:
! F! s, h5 Z t - STX Loop_Index_J
" L% @4 Q0 a$ T5 s" G4 K9 T -
x1 A* V( y6 D' @2 u' T/ B - ;if (0 != nEnemy[j] && -1 == nTrack[i])0 v& E9 G# Z0 \; p* Q5 ]! @
- LDA Enemy_State,X! G4 m- j7 c; z: a( e
- BEQ Bullet_Track_Enemy_Check_Continue! q% l2 Z ?( T, Q' I) x
- LDA Enemy_Blood,X/ {' F5 Y7 Q8 \: H
- BMI Bullet_Track_Enemy_Check_Continue
4 R: x4 k0 N; t) b; w9 e - 6 Y5 _: J) L. f
- LDX Loop_Index_I7 P k0 C3 g" _' y
- LDA Track_Enemy_Index,X
y+ M: |( s! G% q+ R - CMP #$FF: t6 p( q- D# G
- BEQ Bullet_Track_Enemy_Init4 k$ v2 s' A) U: z. o, R/ L' e
- 4 X/ T1 f) p+ L
- Bullet_Track_Enemy_Init:! l; \# i/ B. L0 o1 a# }
- LDA Loop_Index_J- p. d) F& T* s- A2 x
- STA Track_Enemy_Index,X ;nTrack[i] = j;
5 _0 t5 p7 _" d4 X. I( l' q P -
# M; o" W- d/ k8 ]( C - STA nEnemyIndex" {$ M- O, B; H+ N) r
- INC nEnemyIndex ;nEnemyIndex = j + 1;
+ j6 T7 v" s, q' Y8 B% E! k - RTS ;break;0 L4 W" h7 ~& L! A2 C% y6 Q6 _
- 9 ^5 u+ e4 h" l& `. Q* @7 U) c9 u
- Bullet_Track_Enemy_Check_Continue:& |+ V0 v# q- H1 w5 i) t
- LDX Loop_Index_J4 [- M F2 y& w8 A( ]& P
- INX ;j++
( h3 a K4 I& Q3 A* w( \ - CPX Enemy_Index_End0 A9 J; R+ K' ]" C
- BEQ Bullet_Track_Enemy_Check
4 Y8 n/ I; g+ Q0 R - BCC Bullet_Track_Enemy_Check2 Q, v: r/ b1 D4 ~7 a2 c* p
- Bullet_Track_Enemy_End:
. |' L8 p+ a! y - RTS8 ~2 E1 M4 a- f1 Y3 W/ d0 g+ c
4 _2 f. j& t4 c1 Z" K5 `- Track_Enemy:* C! U: R/ G$ W" b: T
- LDX #$0F
9 F+ j- E" r5 _. [# ` - Track_Enemy_Begin:) F$ c+ @. t# X& f
- LDA Bullet_Icon,X
2 h. ]6 I. c& s( j - BEQ Track_Enemy_Continue
! H# ^* N: Q* h3 d i4 g4 M4 m( f - LDA Bullet_State,X% M" V1 A7 [4 d2 n
- CMP #$01
3 W6 k/ v6 P4 m$ ] - BNE Track_Enemy_Continue. F) n) Z h( V/ m
- : D- t. f/ c. v5 _6 M( ?& S
- JSR Track_Enemy_Process
: A% z9 z4 N% \) f! \ - 9 a' s' S* r* X% y' y I
- Track_Enemy_Continue:/ `5 U- J5 e9 ]& ^
- DEX
$ [( q7 Z* U, j% t0 F- z - BPL Track_Enemy_Begin
0 B: s6 O, B0 l" N - RTS
! z1 t/ \; [$ P: V* c4 N
/ N* t" D; ?* I! t9 N- ;普通关卡! F8 a0 x( S, H0 E; S; [2 I
- Track_Enemy_Process:
$ ]# ^8 |5 w: K6 Y7 [ - LDA Track_Enemy_Index,X
5 V% t, `2 Q q% s0 v* b0 f - CMP Enemy_Index9 A" m) y& d6 ^8 C) L
- BNE Track_Enemy_End3 Y6 B) ~/ y2 O `
- LDY Enemy_Index7 k% `& E4 r8 f! ?; j
- JSR Track_Enemy_Y
+ h; g% c) f& x1 p& J9 P1 }( c; M! u - LDY Enemy_Index" ~$ ]2 f* Q1 Z" O" \5 P( B
- JSR Track_Enemy_X3 c- F% l7 {, O4 m, n6 \
- Track_Enemy_End:, l h% g$ F4 A
- RTS2 {4 P, v1 e) }+ v u
- - ?: @6 R; l$ a, z! U
- Track_Enemy_Y:
/ s# V! |5 j0 D. h0 g2 c( T - SEC
6 F/ I5 U7 _, q( O+ G - LDA Bullet_Y_Pos,X
/ E- h# l, a5 l. e& i - SBC Enemy_Y_Pos,Y
% u! W& j( ]; c6 |4 }# J4 S* n# w# Q - BEQ Track_Enemy_Y_Equal
" Q& _3 A |- N( A - BCS Track_Enemy_Y_Greater L; m8 D/ C Z6 v: y5 O5 i6 V, {
-
2 i4 Z, S/ _( \ - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
2 P4 L/ _: ~: B2 V% Q. G" i: [ - CMP #$FC$ ^) G: S% {7 L0 ?' X# v
- BCC L1_1
- x$ S9 f) N K3 i - CMP #$FE
9 J1 V: C+ } l& T0 T2 Q6 R - BCC L1_2
4 V3 s( M4 @+ t' Q' R: w1 K - LDA #$00! [! z" A- r3 z# d. K9 _
- STA Bullet_Y_Speed,X: o6 h! m5 ]- z+ T
- RTS
# S: @0 i9 J' P5 N) K# U+ y: O - L1_1: # k' @, Q1 [5 c; o: U
- LDA Bullet_Type,X- l$ y7 E; _% Z, |1 O6 K* f
- AND #$0F
: A# a% i8 m {1 ?" }' d - TAY) K6 v+ I3 G/ e6 @
- LDA Bullet_Speed_Data,Y
* _5 F) _% A5 V - STA Bullet_Y_Speed,X+ r5 b4 h1 y/ Z& Z @0 v
- RTS
" Z: i; r3 {" ] - 3 S! d u! s z
- L1_2: 2 r+ M/ [$ n& f' S9 U- \3 p
- STA Data_buffer
0 K8 L9 d+ Q- X1 U! P# O+ I - LDA #$00
' B* ^. {" h% i% P - STA Data_buffer! W* D0 G& J! a3 D+ s
- LSR
; ?+ C. D2 P# I5 u8 B' N - STA Bullet_Y_Speed,X1 `9 a |- C; R" Q# n
- RTS
8 l( Z) O6 ]4 X% }5 U3 l* S - % y( n7 Z- M ? ^( F$ I5 x8 w
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
/ ^) M1 f' x! o - CMP #$04, t. O3 {/ r" {/ @0 u2 w, d
- BCS L2_1
, L' ^$ F8 Z7 Z/ C; }6 Q - CMP #$04) z) M% ?+ l8 h8 g2 n3 l
- BCS L2_2
' b+ @# U# X5 d( d; T/ c - LDA #$00* b1 }: `! U" V. b( C1 m1 u
- STA Bullet_Y_Speed,X4 N( D/ l! A/ z4 x
- RTS
7 W" K2 k7 ^8 g' n -
/ T5 N% ]2 P( m0 Z( g8 y! d - L2_1:
6 z2 ^7 {; A0 ^1 ?+ q1 w" {% ] - LDA Bullet_Type,X
1 e& D& ^; m. j - AND #$0F( c" a$ q; N1 Y( d3 N% l
- TAY
8 G, G8 v- x# @& ]7 b6 b - LDA #$00. A2 c5 p/ N# r7 E7 J* Q. T* C5 C) [
- SBC Bullet_Speed_Data,Y! x5 [; S! }6 j) @( w4 h
- STA Bullet_Y_Speed,X
3 ?6 a7 N& {- P0 Z4 @) H - RTS
2 d! B5 _" Z) s7 H% m B$ Y -
+ U) L, q+ c5 d* [9 ^' b, t( p - L2_2:$ f& O# G) e B4 j4 ?
- LSR% g! ]) D d3 t N- L! t- \, ?- V
- STA Data_buffer8 |. G1 L6 S; u& @3 V1 V/ J% m: f
- LDA #$00
9 j) S# n% Z% Q% T. N$ D - SBC Data_buffer
4 _% v: h9 q2 I+ \ f - STA Bullet_Y_Speed,X
0 N: P2 k- F( _- z/ t) l4 n - RTS0 d, ]- q2 A; D! [8 X H
- 4 h. Q2 A8 R+ W! Z0 K, S& T; x
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y5 e1 F. N+ a) W: k" S8 R2 K9 S2 F
- LDA #$00
, d5 a# f* `. H; z, d# b2 D - STA Bullet_Y_Speed,X
/ u4 n$ U h, ]) t8 n2 V t - RTS
6 F3 w- C8 m+ s0 J ~; P0 c* V -
! s2 V& i! m5 F6 }8 ]: S' c( E8 S8 [! d - Track_Enemy_X:
) R" a, x$ M3 \# l, g3 `" h+ V - SEC; m; b/ x. E1 d2 X3 b9 o% \$ U+ V8 @
- LDA Bullet_X_Pos,X
) i$ e. {9 b9 e2 W; g- M0 A) e) N - SBC Enemy_X_Pos,Y
s8 f6 T2 T9 P. ^, [, B - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X( O( q: b P% Z- f
- BCS Track_Enemy_X_Greater ;子弹在敌人下方& g3 p( Q/ F @5 A, H
-
1 x, d4 T# Y2 X; Q0 }& {& q - Track_Enemy_X_Less: ;子弹X < 敌人X
& \1 Y7 B! {; G4 J1 j - CMP #$FC8 g. V; E/ }/ D ~" ?5 Z- u7 D& d6 x
- BCC L3_1" k, ^, m8 D$ o. X2 `' q
- CMP #$FE: X, q/ y& ^. V# |, G
- BCC L3_25 b& ]4 O" Z* o$ J
- LDA #$00
; G* P' |! K; `$ k0 d* o - STA Bullet_X_Speed,X: C% `# T& p6 U/ u) {) K$ R
- RTS& X* V' z( U; y' l( X! |6 v# q
- L3_1:
- k n* |- \1 z6 P2 k. W4 y - LDA Bullet_Type,X: |% \' |$ N4 D
- AND #$0F
7 o+ R$ W8 I w) Y) S& y/ x" k - TAY! e6 b, D/ K: k: l8 ^- j3 M3 Z* c$ m( @
- LDA Bullet_Speed_Data,Y. A1 B& Z1 V2 L) J; _
- STA Bullet_X_Speed,X' O( ~* S9 z. z7 _* C; w
- RTS
+ k' b/ r# \# H. J' M( {& ~ j - L3_2: ' k- [3 O/ u; O) N, ]/ B0 D+ }
- STA Data_buffer
* Q' z3 D+ e( w/ g( x z - LDA #$004 r+ I: l8 W8 Y, V
- STA Data_buffer) v* F1 p6 A/ e# K
- LSR) k$ o7 j- T6 t$ x; @
- STA Bullet_X_Speed,X
" ^. i8 H @- F - RTS
- `8 o" ]+ g4 W3 Z. t -
1 g$ n; k$ y. B% ?3 m2 d, E; h - Track_Enemy_X_Greater: ;子弹X > 敌人X
1 X1 V3 N( P9 b! P# v; m - CMP #$04* `! j4 _& T' R7 [9 M# Z4 b! s
- BCS L4_1
" P+ e2 z2 K: Z& S* A% O - CMP #$02
# X" Y& m& |1 x; _. I; l - BCS L4_2
0 Z M' J" l- V: A& K! t - LDA #$00! o- F O& ], r7 ?
- STA Bullet_X_Speed,X
4 B& {" z: p5 c& D( H G @ - RTS T: x ~8 }' b* k
-
3 x) e" S0 I& q) b3 i; J - L4_1: + t7 p* j, f/ u5 A9 e
- LDA Bullet_Type,X
7 I) H* _5 Z$ P9 W2 y6 P2 J5 s/ J - AND #$0F
$ t! o: p9 p; U1 U - TAY
* R5 P$ r! M' q' E. ^ - LDA #$002 f, A7 \9 P# \6 B9 g4 C7 ~# ^/ z
- SBC Bullet_Speed_Data,Y7 g# L) G- f) E& i: H8 g* M& h
- STA Bullet_X_Speed,X
% d1 R8 [6 W" Q( l4 i, E+ \/ g - RTS
) l; E A8 ^% [( S: m- i& I% R - L4_2: / O% x" @" o9 U4 B: E' m: S, Q
- LSR9 u6 w% @5 Q, R
- STA Data_buffer1 K, L& \& j5 `; H
- LDA #$00
' j+ h {/ S2 D5 H8 p8 e, \4 C - SBC Data_buffer
; q7 d3 N$ x( @# H1 D. L - STA Bullet_X_Speed,X. G. M1 i+ R4 p4 R! K) ]
- RTS! x, v& I, C" z. ]7 D' e! p
-
( X" R8 t3 E6 p0 S) ~# x1 S - Track_Enemy_X_Equal: ;子弹X == 敌人X/ w7 `8 r0 s. d( e8 [: _/ C% f; \
- LDA #$00
$ ^8 x3 D3 M$ C* @ - STA Bullet_X_Speed,X1 n5 a4 n- e+ w' y
- RTS
2 @5 U) C6 g3 E" b+ h7 B! x -
/ {' v2 c4 B: N2 u6 B+ V - Bullet_Speed_Data:
0 V& {! I( o' J+ `* u' P - .DB $00,$03,$03,$02,$03,$03# q# r" L/ b' }. P+ x/ f4 H
-
r6 n# L% {5 {, C1 ?$ h - ;2, 4关; @% y% {% P8 j, p8 ?: }
- Track_Enemy_Ex:
8 ]* E' V; I$ ^7 |# K6 `' K% a) Y - LDX #$0F
% A4 |0 c4 W: P# e2 A8 D - Track_Enemy_Ex_Begin:
+ k- ~1 u/ Q! i/ Y; B, \" V0 M - 4 K0 d2 l( V/ p9 u: [
- LDA Bullet_State,X- k0 f' d$ ?4 Y
- CMP #$01
5 E$ j* g% n" u/ Y - BNE Track_Enemy_Ex_Continue( q( T5 n6 v: p
- $ u# s8 u2 P; ]+ v9 X' x
- LDA Track_Enemy_Index,X' ?& ?3 c( i6 L1 Z W# d. E/ |& l
- CMP Enemy_Index! I3 i& a/ J# P; Z+ x9 i) N0 m
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标1 A3 x9 }+ B. h9 c u8 F
- 8 r; u' R, y9 d: t
- LDY Enemy_Index% q5 j6 E0 _" b+ C
- JSR Track_Enemy_Ex_X
: ^$ p* @+ A) A3 p: D -
( {9 C$ C8 w& n" A f - Track_Enemy_Ex_Continue:
1 a! {9 Y7 V$ d' G/ m - DEX+ I, |* B& R" a; y
- BPL Track_Enemy_Ex_Begin
- p. ~" U' S- c! i4 B - Track_Enemy_Ex_End:
! |1 {# V0 O+ b' s6 g1 A! Q - RTS) ]5 i3 P# u V5 u! R& k* ]
-
0 O0 Q4 z5 t. e8 p - Track_Enemy_Ex_X:7 ` o: D! E7 ~ f3 [0 r7 n
- ;LDA Bullet_Z_Pos,X
. K7 O) ^$ A: B - ;CMP #$04
1 F( D: o6 j8 i! Y8 Q- Q2 i3 }5 B - ;BCC Track_Enemy_Ex_X_End
/ z: m; l; p* |/ }7 z# Q6 G - SEC) [; s% O/ \) F$ Y( C: c
- LDA Bullet_X_Pos,X5 b" y% c0 s7 o2 T; r
- SBC Enemy_X_Pos,Y2 P' E& k( O1 R1 i
- BCS Track_Enemy_Ex_X_Greater
b+ I# l* ]3 v7 b" E -
) J% O. u+ y! a0 A! x3 H; Q( ^4 n - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
: [+ Y. ]" m" m - CMP #$FD
D( D$ t* E) a* [& V - BCS Track_Enemy_Ex_X_Less_End
0 F* `* q/ F) n% J g - LDA $6020,X$ r( m, [1 J6 k( c
- CMP #$2A
! `5 V2 C- c1 }$ F; V g' L - BEQ Track_Enemy_Ex_X_Less_L1
# y& l8 W, q0 f$ c8 Y - LDA Bullet_Z_Pos,X
: l4 q7 X/ [" \7 D/ h9 l - LSR
: b$ Q8 S6 A! h3 `/ m/ [ - TAY
; G+ t" b& a- ^) d - LDA Bullet_Speed_Data_Ex_R,Y
+ h. h: H! C2 o6 W, s8 [ - STA Bullet_X_Speed,X. y, m2 n1 p* i
- RTS
0 C, @6 w3 e- \- o0 q - Track_Enemy_Ex_X_Less_L1:
& B2 w( ?" ~: J9 O. ]; n/ X - 5 b% C8 r% v$ C! V
- LDA Bullet_Z_Pos,X
; {* F8 a8 K9 ?/ l# C+ B - LSR
/ L T" }, |2 e( r4 F# c - LSR
/ \( x% b: ]1 h9 D. Z6 } - TAY# u5 G8 q9 E% A; k
- LDA Bullet_Speed_Data_Ex,Y8 m* X9 v" c+ T& v8 ^2 U$ H
- STA Bullet_X_Speed,X! M4 Y2 O, K8 t1 k0 t2 Y. L9 q3 A8 ^
- RTS( w0 _: G* F# H3 g2 G
-
; u) ?) R7 a Y% K - Track_Enemy_Ex_X_Less_End:/ o& y% n+ i% k, H, |. h
- RTS
1 o: \& F. E& g+ i9 Z, Y* n - $ e( V) x" |+ \. s- e
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
7 w4 z4 a/ Y' a$ g' ]8 @- `' B - CMP #$03: r* Y! j0 a% U9 q" W
- BCC Track_Enemy_Ex_X_End
/ q9 ^ @. b0 t/ l" B - LDA $6020,X H. n+ h9 m- Q$ P( O
- CMP #$2A
* C& C! k/ q/ @* Y) h3 G+ d+ V - BEQ Track_Enemy_Ex_X_Greater_L1
1 c2 Y( t% N) Y8 K1 n - LDA Bullet_Z_Pos,X
( b3 n0 Y: h; m - LSR
* K/ C' K/ F: c3 Z4 ]7 o# |: G/ h1 A - TAY( {/ E8 j7 H- R; q- L
- LDA #$00
: ]7 n* j8 y/ H; I - SEC
: t+ `# W, y& V+ j - SBC Bullet_Speed_Data_Ex_R,Y
" X) B, @# L# B& A- w - STA Bullet_X_Speed,X% I$ q7 f: l& Z6 b
- RTS" c) D' b$ f) ]0 I6 F
- % o& a$ j( {9 d3 O8 r# r" b0 _
- Track_Enemy_Ex_X_Greater_L1' L$ |# a' n, J) z: @! m9 p
- LDA Bullet_Z_Pos,X# O9 F8 C8 ~' o
- LSR
+ H) n& H( W$ ]. Y - LSR
# A! }1 N8 c6 J7 r6 {4 a5 Q7 Q9 D - TAY* e& c1 }1 V! f
- LDA #$00' B- D9 z* T/ m8 R. }
- SEC0 K" P$ S! k; ?( z
- SBC Bullet_Speed_Data_Ex,Y
' |) g0 K4 x" U! F! q - STA Bullet_X_Speed,X3 o/ l7 ^6 `/ ?1 K
- RTS
* s, d4 @: s) L3 } -
' g2 D: t$ P0 F) @. B - Track_Enemy_Ex_X_End:
/ W( K/ [( {2 Y% x4 M - RTS& i9 c$ W8 `6 K7 @9 v
- - q0 h7 e' k4 K
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)$ |* i8 L3 T1 A4 N* O6 l
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
: k) ?) j9 H; _% ^: c0 \+ w8 a' T1 X - Bullet_Tract_Direction:
, E+ J. J" J, A6 V G9 z - LDA Bullet_Icon,X
) C" W$ |( d& k: Y - CMP #$23
4 p8 n& o4 q$ q( e# e' e - BCC Bullet_Tract_Direction_End
; O' x0 ~ y7 P- z4 k" q -
& ^8 A. a% Z1 i7 u - ; X != 0
) B) i( h: L+ W/ O1 L- D - LDA Bullet_X_Speed,X
& Q: Z, C% f) W7 K - BEQ Bullet_Direction_V# D6 d" d6 `3 W0 h- X
- ) z. u$ \8 l5 O
- LDA Bullet_Y_Speed,X
& [' t0 S& f% R" B - BEQ Bullet_Direction_H
" e: ^# @$ p/ B& d, B, Q1 z - 7 K9 ]+ m# J0 n3 [# a
- LDA Bullet_X_Speed,X
' L$ @, T0 {2 K- E' y - BPL Bullet_Tract_Direction_Right" r7 B" E+ f5 f8 F! p
- Bullet_Tract_Direction_Left:' o1 {& x2 e2 n5 @2 |6 K8 q4 G
- LDA Bullet_Y_Speed,X d* M/ ]+ n9 |& h
- BMI Bullet_Direction_Left_Top
8 U. |" v% S, U5 {4 Z% B% j1 S; ` - BPL Bullet_Direction_Left_Down
% D* z( M" {, g8 e8 d - Bullet_Tract_Direction_Right:
: f! C3 q/ S0 Y* i& j: t - LDA Bullet_Y_Speed,X8 S& k9 Y1 u1 y$ L' X4 ]* P1 z9 C7 V
- BMI Bullet_Direction_Right_Top
3 R2 w3 J6 V0 q" g/ ]; G5 h - BPL Bullet_Direction_Right_Down* q, X1 {% `0 |6 z. F/ g
- Bullet_Tract_Direction_End:
* q8 }5 t5 |7 R" m" { - RTS
! D# E1 }$ R) r+ H; [# b
+ y! _6 m1 N1 E% E; X- Bullet_Direction_Left_Top:
! `. ?7 f) z# Q# O; ^/ N0 t8 x - LDA #$256 ~- T1 T# G) E. Z* t
- STA Bullet_Icon,X `1 ?* Q0 x. c, M
- LDA #$C0
5 @: Y* \2 Q: [1 `' q4 N3 K - STA Bullet_Direction,X3 A0 t2 R, o+ X
- RTS( R B7 Q9 A5 \/ s+ C0 K
- 2 I& c" {% c; P
- Bullet_Direction_Left_Down:
; g5 R7 _- O! G - LDA #$25
' s. V8 ~( E% ?# M2 C5 Y* o - STA Bullet_Icon,X
( K: u/ D2 Q& }% V% z1 h# i - LDA #$40
, Z' c y$ z/ f" M/ N - STA Bullet_Direction,X
$ Z9 Q* L# a6 j' a5 U - RTS( F$ ?2 }5 A; |1 T. G
$ {& ^3 J2 @ ]0 t4 b6 z- Bullet_Direction_Right_Top:
/ t. u# {0 R, F1 G6 H - LDA #$25
" ]3 S6 i5 K+ B# [ - STA Bullet_Icon,X' T3 d |" E1 ~7 M; R) p% P
- LDA #$807 p4 L7 U8 \+ _5 k" v! C2 f
- STA Bullet_Direction,X
: o/ S+ z/ V: r# e7 L4 _8 s* A( ~ - RTS
( @; {6 ?. X/ k5 p& E' h' T - + d1 s# X. D) I- G7 f" T, X
- Bullet_Direction_Right_Down:7 N9 O, ~+ N; n; q
- LDA #$25
8 h* K; I" X6 b - STA Bullet_Icon,X9 ]) l# t$ D" e9 @- O0 Y
- LDA #$004 X1 T7 U e- N6 S
- STA Bullet_Direction,X# I- {' d* T9 ^8 g
- RTS- Q. J3 I8 R8 p& J; R
- 0 y9 V4 H. O( R9 A
- Bullet_Direction_H:
: B7 k- F0 j' M0 ~- n - LDA #$24
+ Q' ^6 k7 l7 @2 B# ?- {% J - STA Bullet_Icon,X
5 \- N3 v0 F0 Z+ M3 g) x - LDA #$00* F7 O: Q: u% a4 H! O
- STA Bullet_Direction,X
- V8 z# u8 k/ z/ z - RTS
' Z8 h; x8 [4 `2 i5 {. Y9 e
6 B7 r" O' H* J" S0 v, J7 r# B- Bullet_Direction_V:
Y4 i9 T4 v5 R4 [: w! Z - LDA #$237 e5 U% f; X- g/ h$ g
- STA Bullet_Icon,X; G( y4 j) h! G9 x) r. I# Y
- LDA #$00. X9 N& j- c3 J1 a; W
- STA Bullet_Direction,X
, }& X/ S1 L( `+ Y( y - RTS
: i& Z; j' @# V0 ]! {/ i# @6 [
; P% q7 J* W0 I4 A# G8 C- Bullet_Speed_Data_Ex:
3 \: Q9 }, C. p - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$040 m# u( P) C# [6 S) }9 ~
-
, H+ e+ ^! Y- V: ~, I - Bullet_Speed_Data_Ex_R:- t. ?( M; b4 g
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08- i9 S9 U* C9 ^5 n# N, {
-
复制代码 - ^; U4 J5 {4 z8 E: _- Q+ ~4 S
8 d7 w' g$ Q5 ~$ x, Z4 G: k1 Y
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