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[FC][魂斗罗][J][追踪弹]8 {: ~, [9 e9 a2 u9 d; n$ O
7 _& H# d- R* A+ b* V时间:2023.04.302 T: O* D3 v" q' M
作者:FlameCyclone) H1 n& s: i, K2 a% r! I! s+ d
内容:
5 i2 B- b$ V- w( l. l) F 1. 所有子弹追踪敌人( T" w6 j* e# G
2. 选择键切换武器" Q B) ? j5 O1 ?$ 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7 L3 O" z# k" b2 [' u% v
% m4 q) T6 F& `
flamecyclone.ys168.com
. V, {- Q/ F3 ?' Y5 T$ y 6 N& Q; k: {4 |7 I) }1 P: p9 r
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁$ ]8 E( x% l; K% K
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
2 Z2 w$ ~4 j$ r% z! @* B7 Y, j# { - 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)
: k' i# J! s* f6 t& t
2 K. R& q5 K7 X" U% r1 h% e- ;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)% z7 T0 w0 g9 \( \
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
! n% R) O( ]) }3 P0 _ - , [& I% t7 ~7 u6 Q
- Track_Enemy_Index = $6000
8 r: X2 t# w+ f+ R1 c# I - Enemy_Index_Begin = $60100 n( U. {' B( K4 @- @- P g( G4 F$ p
- Enemy_Index_End = $60115 N& t9 h( W+ h5 Z
- 5 D- C& j4 b3 Q; }: _
- Loop_Index_I = $6012
; w6 b# d- V" }3 p! n' S - Loop_Index_J = $6013
- _' x4 K* y) Z& @: { - nEnemyIndex = $6014% y7 u$ Y" X, t5 @$ h
- Data_buffer = $60154 X. [3 v2 R7 q
- ' G, }4 d# u7 B- x% a
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
2 N! h; ^. P% [: o. R - Bullet_X_Pos = $03C8 ;子弹水平坐标
! f' | c/ z. n, y - Bullet_Y_Speed = $03F8 ;子弹垂直速度
; ?1 a$ m4 ?7 H7 w* d# V, ] - Bullet_X_Speed = $0408 ;子弹水平速度8 Y. T' E0 X) u3 t! l0 s# y
- Bullet_Z_Pos = $0418 ;子弹Z坐标
4 w5 D M' `& g4 z- k - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P1 W5 v( r2 d/ `$ {* j# O
- , _) o w0 ~% F4 Q, G
- 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: ]# ~/ H3 i8 P) j0 r! v+ Q, V' F
- Enemy_Blood = $0598 ;敌人血量
6 D8 \7 e$ y8 U' ^ - Enemy_Type_Addr = $0528 ;敌人类型
& O. k6 _! |6 r& ?; i3 o1 [+ s - Enemy_Blood_Addr = $0578 ;敌人血量
' ]2 B6 B1 Y2 w0 W - Enemy_Y_Pos = $0324 ;敌人垂直坐标4 A% [- f' V5 c9 D9 @' x8 t
- Enemy_X_Pos = $033E ;敌人水平坐标
+ ?) k" x6 ]3 B - Enemy_Y_Speed = $04E8 ;敌人垂直速度
5 W h3 A5 M" Z5 g0 R9 V - 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
9 J! |: Z& ?! M% E - 8 G! o' ?- p% }# `6 ~/ @ z7 r
- Enemy_Index = $83 ;
3 E/ U% M% i5 v# U - Time_Count = $1A
5 |9 c& p" r( U5 @ - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率3 x& D" l, F- U9 T- k: ]7 m+ s7 T
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
1 K0 P2 @2 B( R+ X/ R) \6 ]8 m5 e, O
% s) t4 e. @/ y& T) x& N
N/ |4 F8 i/ g, g* ?0 K9 i2 d. z- .ORG $6100
7 ~; D" Z% t! ~) E8 v& [ - Process_Begin:
7 \+ ^* u$ d; C: O, g0 e - JSR Enemy_Check
! O+ {4 Z, Y% |- l5 M8 \ B# P - JSR Track_Enemy_Check
* R, n8 M- U- O9 c- z2 D w - Process_End:
* ? J! c% H4 Y+ Z! v! S - JMP $E54F
( c! O3 X1 O+ J0 H7 W8 ?6 Z4 p5 } - 8 ]1 y$ P s- A/ O7 a/ \
- Enemy_Check:& o. S8 P2 k( R( T
- LDA Time_Count
6 W5 \ T/ L X; f P. a - AND #Track_Bullet_Speed
8 y7 e6 q1 m2 Z% X, ]; f* x - CMP #Track_Bullet_Speed: ~) l; m Y* L$ ^9 b- H) |" t
- BNE Enemy_Check_End. f2 V3 V! a+ Y/ i- E
- LDX #$0F
( c- t4 Y7 |2 L4 w% C' ?' ? - Enemy_Check_Begin:0 d$ p' L6 J2 i1 Q. f
- LDA Enemy_State,X0 I# z: Y/ e( J! f: j& R; l
- BEQ Enemy_Check_Continue: Z* ?7 x3 g9 {6 v. t
- STX Enemy_Index
+ T/ e: h/ s* n - JSR Find_Begin_Enemy$ O5 N: [# F# g0 y2 d' d& U
- JSR Find_End_Enemy0 s- Q: H+ j" r; L% Q- B
- JSR Bullet_Track
+ o4 ^# M! W) R$ K% i! ^ -
* O' a6 m7 E- w4 U) C" N - LDX Enemy_Index$ u/ v, b1 e1 |" G; V$ e$ e3 m$ {
- Enemy_Check_Continue:
: M$ l3 X% i# s - DEX
3 p" f3 Z' ~ [2 d" S U/ e( j - BPL Enemy_Check_Begin a0 M t* O0 i {9 v
- Enemy_Check_End: o) P' M) l1 Z9 s6 a
- RTS' q/ d5 F$ i3 T9 R; M
-
; W; @0 V3 q/ | - Track_Enemy_Check:
O5 ]# c/ |0 v2 Q3 _2 M% T - LDA Time_Count
2 Q4 i; c0 }2 s. z1 X( u - AND #Track_Enemy_Speed
( ]7 K% A( }0 `$ Y& Q6 ^# I& U - CMP #Track_Enemy_Speed6 f7 j, N9 T% D, c$ y
- BNE Track_Enemy_Check_End3 x: o: I( [9 t J: Q9 ]
- LDX #$0F; e7 ~! ?2 B. X( m7 ^
- Track_Enemy_Check_Begin:* f; O* l' V7 a, A3 A0 V
- LDA Enemy_State,X
( x5 a" g7 E# |: g - BEQ Track_Enemy_Check_Continue
* K: z0 F5 k* \2 H( A" T - STX Enemy_Index* T* S" k& H4 W/ S" M6 [ E N1 G
-
# b6 S# M7 y; ^, _: Z+ C+ Q - LDA $40/ o) e& g. u' T: S6 z) T/ r
- LSR
, ?5 e/ i- M9 ? - BCC Track_Enemy_Check_Begin_L1
* M0 ^ b! h$ Q' ~0 \: M: | - 4 ]' a% T* ` X* R" S) |
- JSR Track_Enemy_Ex ;2, 45 X# q t' {8 t! o& r
- LDA #$007 L$ P* ^, m# {+ R% D* w) U# g7 W
- BEQ Track_Enemy_Check_Begin_L2
4 q+ H. W- `' f5 D5 Z1 t! n' Q* X -
( T5 G& K; P5 H% |, _ - Track_Enemy_Check_Begin_L1:- V& z; v( y7 T$ r2 Y o" h6 I
- ! j6 x2 p7 Y( T( n& g& N
- JSR Track_Enemy
/ J3 R2 t* g/ F2 e( d0 d+ V - 4 Q3 A$ ?: p9 C( x5 m+ j- Z3 j) t
- Track_Enemy_Check_Begin_L2:
/ H0 D8 @% y2 B - + l' e! Y: M: w3 e
- LDX Enemy_Index0 F. k: r' ^0 W3 `4 j+ X& Q
- Track_Enemy_Check_Continue:
7 O6 ]. X% ^1 e8 Q0 | - DEX
# ^. U2 m! a: k# u% A3 o - BPL Track_Enemy_Check_Begin
4 H5 [- p+ h. }9 t0 @ - Track_Enemy_Check_End:
M: Q3 Y; |& m$ H* `, C0 v - RTS
, x @7 o/ c5 Q - ) `" O" _4 F) j
- # T8 K7 d( z9 m. h- M' s
- ;查找第一个敌人# |( E J" }: m; Y
- Find_Begin_Enemy:
5 M7 `) [4 \2 [ - LDX #$00+ x& y) s; A8 b4 m
- Find_Begin_Enemy_Check:
- J" N1 K3 t: j2 B9 k - LDA Enemy_State,X3 s: ?/ L# _+ A' s
- BEQ Find_Begin_Enemy_Check_Continue
9 n& _* D) {# h* f z+ w - LDA Enemy_Blood,X
& ]' W3 @5 ~) K( Z% i2 z - BMI Find_Begin_Enemy_Check_Continue6 v3 U0 g7 C( c$ M) }; I6 q
- BNE Find_Begin_Enemy_End
+ L+ w# \4 D- z4 w+ a' m2 ?, | - 9 T( ]# e6 S. ^# n- B! v7 ? W
- Find_Begin_Enemy_Check_Continue:/ t x' r% A5 Y7 g8 H6 e0 |
- INX
9 H4 m; S0 r) ~8 v! a - CPX #$10
, k& @5 C4 H+ v' {) [" } - BCC Find_Begin_Enemy_Check
5 P2 D4 M6 T n* h5 S - Find_Begin_Enemy_End:
! T' v( o" q$ l( H; C! O* A - STX Enemy_Index_Begin6 @5 m$ u# u7 z- _1 e
- RTS! N" P4 ~+ F8 W: w4 Q' A3 _
- {$ Z9 m" g+ E( G# N
- ;查找最后一个敌人
: F2 X9 o4 a! c* o) H: T, W5 E3 G - Find_End_Enemy:7 _. m0 x9 D3 r8 `3 W1 U
- LDX #$0F5 S' l4 G- Q# I! w
- Find_End_Enemy_Check:
3 E/ v; ]7 R$ Z( z. o) [ - LDA Enemy_State,X
# {. Y7 h9 N1 }. S) L - BEQ Find_End_Enemy_Check_Continue8 c8 @3 r8 g. U/ D) j
- LDA Enemy_Blood,X
) |1 A3 N0 h( B8 Y0 b% { - BMI Find_End_Enemy_Check_Continue
' A6 L V& {5 U; ~* o6 t - BNE Find_End_Enemy_End6 Z# P( t* Q2 u O, g
- % |$ `/ {. ? B& a* k- O
- Find_End_Enemy_Check_Continue:# F7 a* h0 z/ y/ g6 _5 N7 o
- DEX- _! S7 o0 O9 G5 d w
- BPL Find_End_Enemy_Check
; p+ P" P. z+ V4 z g - Find_End_Enemy_End:
- u& A: v: ~2 a4 K1 {/ | O p - STX Enemy_Index_End1 S5 q% B! O; f- w4 b
- RTS
) E* N6 h8 Q. H9 U( [8 O* M/ v - 0 w4 E/ U0 [5 ~' a, O+ p L
- ;子弹追踪
* q8 V: L% o6 y2 M* O - Bullet_Track:
2 v& a6 k& k& `) p5 c - LDA Enemy_Index_Begin
2 Q9 y3 y; ~+ L) D% t. l - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
% B. _" L: q/ Q3 i. h, f - LDX #$00 ( R% l9 c) W/ p/ _9 o
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
$ j% F2 s3 O. A" i/ i: m - LDA Bullet_State,X
) J; I% f8 N4 c! E - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
3 o D0 f1 s/ q3 }8 @5 z" n* ? - STX Loop_Index_I8 a* T9 i8 K+ Q, X7 s
- # j4 _1 B1 f. [ [8 x1 Y
- JSR Bullet_Track_Enemy
3 b: [2 P& `+ c - JSR Bullet_Tract_Direction
0 v1 f$ v/ D) W3 f4 S! h - 2 i9 t9 v" ~* G% H4 ~" B
- ;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4 z) Q' s( h2 X1 p2 ^
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;) \9 n# A: d$ y
- LDA nEnemyIndex
' y/ {, p9 ^3 E' y# P9 W" n - CMP Enemy_Index_End
# ^; p0 C, q9 D# N. @2 A" X0 E. u# I - BEQ Bullet_Track_Check_Continue/ i c, j* r% w8 @5 b
- BCC Bullet_Track_Check_Continue
( g& ^ C5 c1 a( O: n4 _ - LDA Enemy_Index_Begin
# W4 X5 S2 M# \7 k" y - STA nEnemyIndex! k, D" A' b' Z) V/ Q
- - U1 N! i' V7 @1 U y% P
- Bullet_Track_Check_Continue:
6 o. ^3 |. L+ Z9 [8 o - LDX Loop_Index_I9 o6 r7 h! Z0 F6 g: `# S
- Bullet_Track_Check_End:
* Y% S3 R1 X( S/ ?$ r, M1 y) T - INX" y: M# F, W8 }! b/ j
- CPX #$10. e- u0 A7 _/ M9 D
- BCC Bullet_Track_Check
# i" @2 ^# F! L! g9 p& n8 M1 Y - Bullet_Track_End:
) s$ K2 j1 u' h, q! s - RTS
, C, x* r3 P2 s e @# c -
/ D7 o' @% `9 b f) z6 o0 V - ;给敌人分配子弹
& f1 F# n$ p3 f5 m3 h8 w% y - Bullet_Track_Enemy:! ~& s- I: B& ~7 R
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++) N% d4 ^" ?2 M9 n( v
- Bullet_Track_Enemy_Check:0 Z8 w3 b+ O8 `% D6 X7 e
- STX Loop_Index_J$ T4 d; k" Z! k& ~% j1 M
-
! a& C; a/ T" `7 t* E - ;if (0 != nEnemy[j] && -1 == nTrack[i]): I+ _, { l$ a3 @+ h
- LDA Enemy_State,X
& O; J3 \9 z( l( t" u - BEQ Bullet_Track_Enemy_Check_Continue% ^) j8 c8 Y* ^. v# F1 f
- LDA Enemy_Blood,X9 v" Y# z5 s9 \) q! s% ?' {. z! n0 n2 C
- BMI Bullet_Track_Enemy_Check_Continue
1 J0 v* b3 N! z2 Z* K2 J+ K6 R& t0 _ -
. s5 H* R, @! a8 S3 S4 Z - LDX Loop_Index_I
. x7 ~1 _% o: d) ]) J/ k - LDA Track_Enemy_Index,X2 q6 a e# O F
- CMP #$FF8 y9 x7 ], g& T# X( T( O6 \
- BEQ Bullet_Track_Enemy_Init
% C; V, r1 M) M% m3 O5 P, R - & W( @8 G$ B9 W: R& q
- Bullet_Track_Enemy_Init:
4 o0 R X4 W& C/ w5 K - LDA Loop_Index_J# t' ]: H8 [6 W ]7 o& Z$ O
- STA Track_Enemy_Index,X ;nTrack[i] = j;2 E4 W: V4 K& ^- ]5 c
- ! G S# h% y+ @
- STA nEnemyIndex
i5 h3 H. E/ |: y - INC nEnemyIndex ;nEnemyIndex = j + 1;
' k" M; ]- Z z! Q - RTS ;break;* s+ o8 E0 }6 I2 p, f6 {1 V
- 3 X! g' S+ t8 N' C3 Q( Y
- Bullet_Track_Enemy_Check_Continue:
& M4 r5 l/ Z5 y2 [5 z; p; E' X - LDX Loop_Index_J" g; C. m+ { U$ f
- INX ;j++4 M8 U5 O! A( I4 g
- CPX Enemy_Index_End
% G; n9 w! q1 ^9 a' @! Z0 I - BEQ Bullet_Track_Enemy_Check8 w. J; D4 ^ |$ x
- BCC Bullet_Track_Enemy_Check$ p$ d" c4 g# R) r
- Bullet_Track_Enemy_End:4 L, i/ @# I( n3 Y& O( o
- RTS
/ r+ @2 w; O- O" M5 v5 _ - 0 j2 k6 {# W" s# z- M
- Track_Enemy:
2 N8 m2 S% i1 Z6 I" P - LDX #$0F G' ^' ~ X1 p, j. q
- Track_Enemy_Begin:
7 m' w6 v5 l( r8 u - LDA Bullet_Icon,X
! _* f5 o1 o$ ]9 m% i - BEQ Track_Enemy_Continue
: y6 N4 w& w; @5 L6 z$ n - LDA Bullet_State,X- {' l) p& S3 B" d
- CMP #$01& [- g7 i q, P7 J
- BNE Track_Enemy_Continue
% j" ^* e1 n7 k0 H8 Y# q - # C6 D5 ?' w% n/ L" e8 U
- JSR Track_Enemy_Process0 d, g0 t' M2 C# z8 v
- 2 P& j$ @$ `7 _' n3 K) b5 R4 Q
- Track_Enemy_Continue:8 T. A# _" B$ Q5 a( C3 W- r
- DEX
7 F7 o9 ]3 q) N* l( e! j( {# w - BPL Track_Enemy_Begin" c/ K; F8 P; ?. e
- RTS. I8 y" E0 F% i, ~1 q F9 Y
- ! O% H5 t+ v. ~. N( n3 R' X
- ;普通关卡
* F" V3 W. X9 j8 B - Track_Enemy_Process:
9 I( t6 L) t$ `% X1 B; M: B% G - LDA Track_Enemy_Index,X
! ~: Q* _1 }5 q/ K. H - CMP Enemy_Index8 y: Y+ b) H2 y3 S w& Q. g
- BNE Track_Enemy_End6 a( q/ R# \/ u0 b7 d4 F! E
- LDY Enemy_Index* m( A0 ] @8 a2 ^. n1 f
- JSR Track_Enemy_Y( n7 D8 U! y9 j/ u9 T2 l
- LDY Enemy_Index J$ ?. u2 A8 N# A
- JSR Track_Enemy_X9 U. k8 F, U1 A( v; d8 N& p
- Track_Enemy_End:
6 ^. j0 @* \( |8 t% i* U - RTS$ _7 a) w4 z! T4 j# o
- 9 a8 t: g+ J, S! D7 y% o: ^
- Track_Enemy_Y:- q) ?+ W4 `9 v" O
- SEC
- l) I( I/ I% V4 F* l( R2 R" ~( | - LDA Bullet_Y_Pos,X" J" t7 {1 w- c
- SBC Enemy_Y_Pos,Y9 c4 [$ z$ i' L9 W
- BEQ Track_Enemy_Y_Equal5 P( s/ Q2 \! L O5 U! Q) B
- BCS Track_Enemy_Y_Greater" G/ A; |1 `$ r) H1 v( G/ q1 a
-
0 B& f/ U$ g& L - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
5 ?7 O" P2 M# r8 q# T4 R# ^ - CMP #$FC" V3 P6 v: y; ^' U8 q* O" F: J$ J
- BCC L1_1
7 Q& w" v: W: o- e' s - CMP #$FE* F3 b$ }& |, W: p5 f5 P& b! ^
- BCC L1_2
% h0 Z4 h" f4 @ I, I - LDA #$00! K; i# y' H% F- {) r- r4 F
- STA Bullet_Y_Speed,X$ h0 x- S8 W) M2 Z; L! Z5 p
- RTS' E" \( e B0 T9 o1 b4 b' c
- L1_1:
& G) ^# L* z. w3 G/ n - LDA Bullet_Type,X
5 m" U# f. x$ n" S" Y+ r$ X - AND #$0F2 b( k( H, {! W+ O3 S9 m6 f4 C7 F
- TAY" x% l- [ t) k: I% W
- LDA Bullet_Speed_Data,Y9 h+ N6 D! w$ P7 ?* `4 _
- STA Bullet_Y_Speed,X
( Z O0 s, G& G- ? | x - RTS
W3 a7 x9 ?+ v$ I& ~$ i
! q# F t1 W9 F, v5 T- L1_2: 4 @$ q0 F- _4 B
- STA Data_buffer
( b; O; ^; t1 b - LDA #$00
# h5 U% `" F$ O7 z; `( J J - STA Data_buffer: v9 q( p) q* Z' V2 n
- LSR
2 T$ M \ R' n0 h/ D - STA Bullet_Y_Speed,X' P& C, ~ N2 e# c. W
- RTS
: k6 |4 j+ r* a1 e) D. s; e; Y
: A& `/ d* |# s0 T h- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y2 {, f8 `& E+ k+ s4 @ u% ^. M, i5 _
- CMP #$04
l6 w0 j! @1 m. n - BCS L2_1
, g( `$ }3 P/ P. |1 Y6 A/ ` - CMP #$045 k! [; b( m; S1 ]
- BCS L2_2* }7 j' H2 E" Z p0 U& H9 {
- LDA #$00
( \( U* q% E T! o) t - STA Bullet_Y_Speed,X
4 N- Z- x# ~. O# j. g2 N4 J0 x, M - RTS) v3 B' d) _( i
-
! t I0 u- w* f8 x- S d; W B5 Z - L2_1:: l m/ u/ J& ~9 Z |
- LDA Bullet_Type,X
$ R1 H, h) [6 w7 S# d3 n - AND #$0F
6 r( k2 o/ @# D% ^, `' F+ l - TAY* r: G0 P2 O' H
- LDA #$003 w, g; m& t. F( y/ c3 v. H
- SBC Bullet_Speed_Data,Y
/ Z% K$ D, m/ Z2 z - STA Bullet_Y_Speed,X' p3 R+ x' i, w- v' i9 n7 S1 Z9 k
- RTS, i* w( z2 x! F4 S: _
- z7 x8 r8 U/ @; Q K$ p
- L2_2:8 \+ t7 V: p- m6 M. ?% e
- LSR
8 x7 G" f3 j9 M7 B - STA Data_buffer
$ L% Q% h9 U: C/ i' f/ [ - LDA #$00
4 n( R4 w3 {6 t$ U' }! O" @) G! _! X) g - SBC Data_buffer
5 H. o3 L) s6 ?/ ~: n - STA Bullet_Y_Speed,X
" W5 G* O8 s+ v! B$ C - RTS8 Q7 k- Z$ A3 \; }. v7 |
-
, S/ @6 m) g) @6 I8 p - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
2 O7 s" n; _$ ]& V* N* r" \* d - LDA #$00! q* K' K0 t0 B5 f. E
- STA Bullet_Y_Speed,X
7 r1 D9 k) Z& a3 q6 y9 h - RTS
! ]/ t0 u2 u, }6 D( z$ Z6 Y3 v) F - & Q; p9 `' |1 h# D
- Track_Enemy_X:
1 o S; n: B) y/ D - SEC
7 v/ ~* s* |& Q - LDA Bullet_X_Pos,X+ V) V u. }6 }( c
- SBC Enemy_X_Pos,Y
9 \+ S* B* ]& S' |, B; Z - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X# Q' A* H/ W. d4 C: O
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
% j/ l k; b7 H" M8 M -
$ V8 a' Q4 \: t, p& r( T' h - Track_Enemy_X_Less: ;子弹X < 敌人X
6 \* H# h7 E/ _5 {; G% ^! \ - CMP #$FC. I* B# |) |/ x1 j w% T' p6 P
- BCC L3_1
$ I6 a7 u& D4 o& _ ~ - CMP #$FE$ l N: L" O z& ?% M/ \
- BCC L3_2
( ? {0 d: @1 U5 V - LDA #$00
5 v$ N1 ]. r$ s" [ - STA Bullet_X_Speed,X
' t+ C6 v; F2 I& Q - RTS. I" P# \- E9 i, Q7 @! O
- L3_1:
8 g0 J c g: o1 t) b. {$ } - LDA Bullet_Type,X7 J6 C3 D+ _% c0 Y: N
- AND #$0F
: A; c' y T6 @" c - TAY
^: b+ h% N! w% r - LDA Bullet_Speed_Data,Y1 {% I( x$ q2 y9 F0 L
- STA Bullet_X_Speed,X
* R8 v8 @$ |* I ]& y* u! l. n - RTS( H7 B6 e" c3 X& p5 _) g
- L3_2: 5 B: ~# V8 I, X' K4 k
- STA Data_buffer
* |+ `& j8 @* h; i/ F/ a* n8 A - LDA #$00
+ y# I8 {9 {8 l/ N4 {% u - STA Data_buffer
& I3 [* w9 O2 E, e7 y - LSR
0 k n3 D$ f6 I0 C& ]: r - STA Bullet_X_Speed,X3 X/ O: X3 C* W+ b' e5 w) Q3 s. r1 P
- RTS
0 ]+ l3 X3 H4 M' Y# k; v -
! l) h2 V- D. ~: U. G5 P5 ` - Track_Enemy_X_Greater: ;子弹X > 敌人X5 z4 [& w& a$ k" P# U
- CMP #$04 ?( o9 t2 Y7 ]
- BCS L4_1
% L8 d5 \" ~1 i/ ^$ Q - CMP #$02; ?' j6 Y4 x$ ^. L
- BCS L4_29 d# p( n3 ^* k# M" g
- LDA #$00
& u9 p4 r/ b- S' ]% i" D - STA Bullet_X_Speed,X
4 L/ |4 b( @4 D, r7 ~! b - RTS
5 Q- H/ B0 b' B/ o' ?+ r- _/ P: E -
/ O# \* Z8 q- b1 P - L4_1:
% x( p! Q8 g; G% Y/ T& ?( B5 R, w: x - LDA Bullet_Type,X! r4 V6 m; k7 B6 T
- AND #$0F% R) A0 l4 l5 P2 u% G2 X
- TAY
: X( r0 h7 b) {2 {1 N" J3 w - LDA #$00* z3 E j" F. r E0 K; M0 \$ \: ~
- SBC Bullet_Speed_Data,Y
2 t7 X) d! \" j# s' C - STA Bullet_X_Speed,X3 I# \+ }4 J, C
- RTS) M0 Z0 w6 b+ P5 v! ]4 d- m, c. Q
- L4_2: 2 N+ h8 Y; U' Z5 ^! V$ w- O
- LSR
: L) m# f* Q" Z7 L2 |) R - STA Data_buffer' G- z% D( \ z
- LDA #$007 _: @4 Z; T$ ^
- SBC Data_buffer* a* w! v( K T% I# T/ a
- STA Bullet_X_Speed,X/ F& b- z! a5 b( K/ z) z
- RTS- S1 c& ~! D t3 j& k
-
+ Z; F: f' x* e D - Track_Enemy_X_Equal: ;子弹X == 敌人X
2 K/ F2 w+ ^4 t$ P; C( y! } - LDA #$008 y4 [3 b! N" O) D a
- STA Bullet_X_Speed,X
( T& ^6 _7 X* w6 y" ? - RTS
2 Y; T" i7 b! O$ g9 l+ c -
# Y6 ^9 G2 [ o. |1 u7 F; H' W - Bullet_Speed_Data:" L% q7 B$ |# R/ T
- .DB $00,$03,$03,$02,$03,$03
) L h$ a# ]/ h. K/ D: i/ J - 4 h7 u5 O; x: a) k6 s& f; N% I, c
- ;2, 4关3 {' b5 W4 W+ P$ O. ]$ n/ k
- Track_Enemy_Ex:
4 F4 }0 y0 _0 I4 x/ r# U - LDX #$0F
6 `- N. Y3 ?; R* j+ V6 c; C# q5 w - Track_Enemy_Ex_Begin:0 c" \, F1 i+ L
- 8 s( a. q" T& T' I' X7 I
- LDA Bullet_State,X. P7 v0 i7 ?0 X6 ?9 k9 I0 }
- CMP #$01
" G/ H' L: f" l' t, B/ M - BNE Track_Enemy_Ex_Continue
+ b! p- Z* c1 R2 A& g6 u3 U -
6 F4 q% G8 o9 `% i - LDA Track_Enemy_Index,X- A: v2 h9 G5 g+ v" G
- CMP Enemy_Index
2 @! A. K. M. _5 P - BNE Track_Enemy_Ex_Continue ;匹配追踪目标; `0 R+ S2 a R, k: {9 W' g9 Q
-
: n2 r o! u r9 e8 i - LDY Enemy_Index
1 Q3 b+ E9 E, w7 D+ @3 ~( b - JSR Track_Enemy_Ex_X& d4 j4 c6 w& y) l
- 8 e5 `, M, }7 r; F' E) r
- Track_Enemy_Ex_Continue:
) N q- x5 z% ?7 l' j( l - DEX# p x$ o3 b2 L# I) g; M+ S2 }
- BPL Track_Enemy_Ex_Begin
( c7 e Q5 Y( O8 |7 }! O+ h1 { - Track_Enemy_Ex_End:' q: e5 ^8 p! t* K) }4 W
- RTS
' N" C; a# w/ E0 d+ v -
! E4 }8 R O1 q# W- f - Track_Enemy_Ex_X:& k5 @8 B+ R% y* p- ]% I" S
- ;LDA Bullet_Z_Pos,X
2 X; Z! e$ `2 E) R$ j - ;CMP #$04+ O! b1 ~! L7 b! g
- ;BCC Track_Enemy_Ex_X_End
% c6 I! L- s: p: }" g ^! N - SEC: A0 q" j& c) }
- LDA Bullet_X_Pos,X4 M$ R! ?5 f7 z7 I$ c
- SBC Enemy_X_Pos,Y: n1 \( g4 K9 p' u) O( A
- BCS Track_Enemy_Ex_X_Greater, X8 V, w* x$ Y
- 7 |; P5 _5 U0 d! a' I3 [" S/ A
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X/ B5 t' b) G' k" D# u3 _0 t
- CMP #$FD
0 M- L; k3 h4 f5 ?/ U - BCS Track_Enemy_Ex_X_Less_End
* r. ?! x& K2 S4 ?/ r; b5 L" t - LDA $6020,X& w- j8 \. b& S- a
- CMP #$2A: i5 x; U9 G# B# B
- BEQ Track_Enemy_Ex_X_Less_L1
; C. X- O, w5 z+ H - LDA Bullet_Z_Pos,X
, H. W+ Z, {& @ - LSR
/ O# o1 E u) M7 i8 `9 x* \ - TAY
8 j" B, _3 w3 | - LDA Bullet_Speed_Data_Ex_R,Y- q# f/ n2 x% J, x
- STA Bullet_X_Speed,X* K5 v! b* G" N5 m( c4 n
- RTS
. Q/ |; \; ?4 D. G0 q5 c - Track_Enemy_Ex_X_Less_L1:
5 ^" b2 N9 l* j$ H; o9 n* S6 X - ' h3 \2 ^6 K7 o. P b' a" I2 S
- LDA Bullet_Z_Pos,X
2 S! V4 b, N3 x - LSR
5 M7 x8 z) S* P! ?" j, F7 ? - LSR
t9 Q0 G+ ~/ u. s8 L - TAY! i) {7 \+ x' a; q. A- U9 ]- h l
- LDA Bullet_Speed_Data_Ex,Y
' {+ N0 G0 N/ N1 }5 h - STA Bullet_X_Speed,X
3 p/ Q9 W8 X3 v5 K; u - RTS. Z4 S: Y: a) |0 Q
- 8 }5 ]$ O+ K2 D
- Track_Enemy_Ex_X_Less_End:
2 h. b' x B' A m2 g% k* f - RTS3 O% d" P! m: e2 y* }6 H
- , ~% c1 @# |6 o/ F) _( f% m5 [4 A
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X7 H. c+ I/ }( n7 \ P$ c
- CMP #$03
: E2 L7 q- F, Y9 ]! H# e% U. S+ R( r8 M0 [ - BCC Track_Enemy_Ex_X_End$ `1 u0 b, n6 C% g$ Y5 y
- LDA $6020,X
1 G/ W) \3 N8 Q - CMP #$2A
8 v) W# T4 m' z/ A/ l) Q7 ^ - BEQ Track_Enemy_Ex_X_Greater_L1& o, f2 A$ Q' j$ D; N
- LDA Bullet_Z_Pos,X
( t- r& `. `# Q; D `1 ] - LSR
. D5 F. H8 B4 ^* S$ v0 e4 o - TAY. O) }( V2 f. f) @1 f( u
- LDA #$00
0 t5 D9 B" T# C0 }/ \$ U; x# Z - SEC
" u( b5 l3 v7 u8 c$ Y) f6 J2 f6 O - SBC Bullet_Speed_Data_Ex_R,Y, @6 b; |$ C4 [* } U) O1 H
- STA Bullet_X_Speed,X' g" C/ q7 K; Y2 ~% ?- ?; S1 r
- RTS
" ?- G5 r: t" C# R2 X" _9 u( A - 3 o1 ], y9 r: v( {$ M) ?# E3 Z
- Track_Enemy_Ex_X_Greater_L15 ~2 |6 C' ?: ]' s
- LDA Bullet_Z_Pos,X
& N1 I) n- B' s5 T! A - LSR
$ E0 \4 [: E: A' o6 v; M' S9 H2 l { - LSR* a2 M' ~/ z6 @! \1 F. F
- TAY# N8 [9 m) H9 y& {( I
- LDA #$00% l$ e& |$ Z6 }2 U
- SEC4 Q' O/ u* k9 H i
- SBC Bullet_Speed_Data_Ex,Y
1 I& p3 z8 K5 |" K* O9 t) | - STA Bullet_X_Speed,X+ h9 f( Z4 g) }2 v9 |# T+ h" @9 {
- RTS) w* g3 O' Z) E# z* s. o$ X! c$ l
-
4 e4 t% |+ J% x4 C) a - Track_Enemy_Ex_X_End:
$ s y! C. x; u9 L& R2 I - RTS8 g2 q/ W" g+ o. w% _5 J* Z/ @
-
& S: \4 |2 p% @ - ;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)2 [5 J. L: p7 I! R( n/ [- i7 b; ]3 c
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上; j! _! L2 L1 _; N& w
- Bullet_Tract_Direction:# @4 S+ w, ~' a* B6 m
- LDA Bullet_Icon,X$ R0 f6 m0 F$ h, G) b4 i
- CMP #$23
; e6 Y% k! T- r8 h+ n! n - BCC Bullet_Tract_Direction_End' \7 ~, x3 f: M! [6 b
-
& {) W; B$ O% L* x, A - ; X != 0" T! D# J' J- M) A' X( Z
- LDA Bullet_X_Speed,X4 i8 U& R- F! l: X
- BEQ Bullet_Direction_V
: a9 k+ l3 }1 G8 _1 N9 f, e5 e -
/ {& K; Z' w$ v. m- u: Z - LDA Bullet_Y_Speed,X
( A9 k5 b6 ~4 _$ |- u - BEQ Bullet_Direction_H
4 p3 I0 y; G3 B; O- M% p - & n$ I' m; S, H
- LDA Bullet_X_Speed,X! |( Y- J: U5 ~+ y6 p" h0 P7 `
- BPL Bullet_Tract_Direction_Right( h- t; j& p3 F7 S( | L
- Bullet_Tract_Direction_Left:7 a8 z3 S) ^0 }8 N" \+ x- i6 q
- LDA Bullet_Y_Speed,X
$ o+ m+ U6 b' x& Z: `$ p+ ` - BMI Bullet_Direction_Left_Top
) Y- u: k; Z! b; f. J: ]3 w - BPL Bullet_Direction_Left_Down+ P0 M0 d Z! _- L9 A) A
- Bullet_Tract_Direction_Right:) T# l, O: c3 t
- LDA Bullet_Y_Speed,X5 \' P' N. F h3 V: n; p
- BMI Bullet_Direction_Right_Top
0 T- q* Q. N4 G# v! |! f - BPL Bullet_Direction_Right_Down) J9 \0 n) e' G$ l+ h+ {+ e d
- Bullet_Tract_Direction_End:; D2 x, E( L Z! E
- RTS
. D J8 M8 _1 j2 |
3 J! u, [+ A6 u- Bullet_Direction_Left_Top:2 p' J# z0 a/ {. {* Y. C
- LDA #$25
6 E+ _) ~. L" t# K - STA Bullet_Icon,X
& r) R1 ]& @- w4 V - LDA #$C0$ x& J& Z1 d) A. a1 i
- STA Bullet_Direction,X
) h, W3 e( H+ h( E. [ - RTS, h0 d- r+ h% w2 V
. G; {5 c! N- W3 x/ j3 _; Z- Bullet_Direction_Left_Down:
4 E" T( r- U$ h8 I8 {9 n - LDA #$25+ ?7 ~4 ?( K. ?, g1 R
- STA Bullet_Icon,X& E- m, E; Y/ t/ R8 g1 i- `$ _
- LDA #$40( g5 _6 U0 ?2 \$ p$ t1 g
- STA Bullet_Direction,X( A6 x$ X- I5 W
- RTS
! `( r" E2 t g; T, V' U7 ?& s- P' q* y - 8 K6 l& r6 H9 S# @2 W: e! d
- Bullet_Direction_Right_Top:
3 {& V# K3 w7 _. O) c2 ^* @' y3 s; } - LDA #$25/ d9 r: p5 x0 F& H) a
- STA Bullet_Icon,X
7 O8 }; |0 C! L( p - LDA #$80
R% h- b. B! y3 F: G - STA Bullet_Direction,X, E* w7 z% L/ H% G0 _% h% ~- t( y
- RTS
1 _8 w* ?3 K! B( h6 U2 J! [8 ^
8 I0 v% ^3 J- C6 A) g- Bullet_Direction_Right_Down:9 E- n0 p/ l7 \$ v) J
- LDA #$254 b2 Y ]4 _3 T1 @( b" w
- STA Bullet_Icon,X1 c& b; ]& V3 k# b. T. F5 E* B
- LDA #$00
1 o) {# ?/ s$ H9 w6 S4 f/ X - STA Bullet_Direction,X" f6 K- E; d0 F4 }- K" P2 [3 }
- RTS
|% l- U& g. `- n! @# }8 M
# u8 U/ n% h8 k2 V$ ^1 `: G) ]- Bullet_Direction_H: E# a+ H3 |, X
- LDA #$24
. m4 |' W$ b3 A* B) v. A - STA Bullet_Icon,X0 M) p5 K3 M. W1 E3 u3 ^0 X
- LDA #$00+ u! a4 u* c' R
- STA Bullet_Direction,X1 w+ t5 `6 M# c2 [( q" a G
- RTS7 b& H) H" Z7 m( W5 O: A7 b
4 X7 |- ^3 E f/ `' d0 G; t- Bullet_Direction_V:
. o/ s1 T$ G1 a. f - LDA #$239 P0 k; @% f' O2 @: t
- STA Bullet_Icon,X
5 D2 `* O$ l; h; h - LDA #$00
( a) l8 }" y7 n$ J( Q9 T, M - STA Bullet_Direction,X0 G, V6 Q, \5 W& M8 Y
- RTS, s. |; ^: f6 Y/ R
- . m- U8 H# `- E. X
- Bullet_Speed_Data_Ex:
' ~1 {2 g1 x0 e, | - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
$ C2 {9 [8 R- _9 [5 w1 Z - - A+ a6 N6 W3 P! T# _
- Bullet_Speed_Data_Ex_R:
& h$ g R1 q5 Z4 v& N3 q - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
3 t7 s e7 j6 E( a! ] -
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