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[FC][魂斗罗][J][追踪弹]
4 j H0 [; ~6 }- ?* H2 o. I
: M4 J+ F$ H) i! p7 X( f/ B% n1 _" _时间:2023.04.30
/ S8 x- w: t+ F' O' ]% x作者:FlameCyclone
6 |( r! g1 |/ a" P: S内容:
6 I; u q' r- z% B: ~ 1. 所有子弹追踪敌人
) U" K8 {' k1 H( z, s' v 2. 选择键切换武器
9 v& Y2 C+ h( B; X" \. 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
7 R+ K7 z3 ^3 `6 ^' Y. k; P
) g8 p2 I; J Dflamecyclone.ys168.com
' K$ o$ s* b' y; {
) @- G; _) I% Q. G# O" |/ v3 g R- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
% w" U- X7 w: D# b" T1 A - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L: O: u. p# N+ k8 p& ]+ u
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)7 Q' v$ l2 A X/ o1 l5 Z
/ g$ P) A( e4 R- ;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)+ ~7 W7 g: g, O; W: j( _# J
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
: Y0 W) R& g3 _- g5 Z - " G: R- p1 } [4 |
- Track_Enemy_Index = $6000
. P2 [: T5 B! `! U - Enemy_Index_Begin = $6010$ _4 V% V: H G2 G% K
- Enemy_Index_End = $6011; {5 D4 [! [9 p+ i
- f7 _& b! B+ }) o- T6 W+ Z- Loop_Index_I = $6012
. q4 I7 ?2 n5 s. i - Loop_Index_J = $6013
/ f1 ]) U+ o" v: k! n - nEnemyIndex = $6014
a8 \, t0 z% }% e - Data_buffer = $6015: }- S. x$ M7 D4 I3 p
+ T" d! c: b0 X- Bullet_Y_Pos = $03B8 ;子弹垂直坐标1 g, x: K4 u S
- Bullet_X_Pos = $03C8 ;子弹水平坐标
; C X( n3 \0 W - Bullet_Y_Speed = $03F8 ;子弹垂直速度
{2 Z" l, D, t* i+ {& q - Bullet_X_Speed = $0408 ;子弹水平速度. c" o$ b; H/ M5 g
- Bullet_Z_Pos = $0418 ;子弹Z坐标5 r; s m2 U: a& R( [ @0 _
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P U9 W( w* L5 R0 a* A
' t$ I* P- d' C& j' C- 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
( h) \! A- @ P3 x5 X - Enemy_Blood = $0598 ;敌人血量/ b7 }$ ~: q7 c) ?* Z' y: J$ |
- Enemy_Type_Addr = $0528 ;敌人类型5 h5 o2 W. P2 l( n- O5 ]( `/ }
- Enemy_Blood_Addr = $0578 ;敌人血量( E4 N6 `8 ]5 ~* P6 q* Q. p7 G
- Enemy_Y_Pos = $0324 ;敌人垂直坐标% e F/ P) C5 e
- Enemy_X_Pos = $033E ;敌人水平坐标1 n/ j# J- j- d
- Enemy_Y_Speed = $04E8 ;敌人垂直速度+ L$ u* D5 ]6 d" `$ q8 ~4 ^+ v+ o
- 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0 D4 [3 ]& L: d' S5 A
- 3 E, P- q: N8 {
- Enemy_Index = $83 ;
C* x! G' m8 u' ` - Time_Count = $1A
; M8 ^; p6 S! n9 i4 G) s- ^ - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
& K. c, V' S- ^3 v' m+ m! S5 [; Z - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率% l: @; b k( o1 Q
% h# I' m( ~' j- " ?; q9 ^7 p4 ]! G, f) p# _; x
- .ORG $6100" [) ^1 V; M5 o
- Process_Begin:
4 P( M7 a9 f" x! h - JSR Enemy_Check- O& y: S- r; f3 t1 j
- JSR Track_Enemy_Check5 D4 R/ s/ J4 S# }- v3 N' H6 F
- Process_End:, X2 D% L' B% Z; A
- JMP $E54F7 N0 r6 V) }9 V7 ^& f
9 i6 R x) q9 T) W- Enemy_Check:
# d" @( ^/ r, R+ w# I# ]8 Y! [: } - LDA Time_Count* P) a3 u7 l1 R7 N7 t8 @
- AND #Track_Bullet_Speed
' T0 u' z) k1 O; A+ P% P$ w - CMP #Track_Bullet_Speed
e4 ~7 \- {: k. T, r! d! N9 w - BNE Enemy_Check_End
( W! j: r; \* ~ - LDX #$0F
2 ]& x. ^# R% f" H, @; f - Enemy_Check_Begin:
) J. L, | U5 v( _ - LDA Enemy_State,X. n3 x+ D c# N! T' |1 r
- BEQ Enemy_Check_Continue
( g, D+ V& h9 b" b - STX Enemy_Index
! B. F# n0 e8 f4 i) q1 h% _, q2 L - JSR Find_Begin_Enemy
, h4 B& a& v3 u( x# p; y - JSR Find_End_Enemy
* u9 x" u1 E4 W) n% P - JSR Bullet_Track! b/ h% F+ m6 Y- S/ R$ Y
-
$ s1 E2 }( l3 k" l2 N - LDX Enemy_Index
4 i9 }6 R j. c+ H4 U, y - Enemy_Check_Continue:0 H0 t/ f: X9 ` C' C) p
- DEX
7 `! n! s2 a) X9 Y - BPL Enemy_Check_Begin
! L2 U' A! ~* S# B! G - Enemy_Check_End:: t2 k' Z" q7 M" v7 Q; P
- RTS& l/ ]' O5 n& t i3 O
- - T7 ?( S. {' D( T0 b1 v4 u
- Track_Enemy_Check:
; m p! G6 Z/ Q: L - LDA Time_Count
1 {, g4 P. b, j! x! V4 F) Y - AND #Track_Enemy_Speed
. f+ m x* [% e9 p0 P8 q - CMP #Track_Enemy_Speed
' C5 T7 _7 T5 \) \8 X) ^: X - BNE Track_Enemy_Check_End
; J$ l$ t0 N' C/ s+ e( s - LDX #$0F
2 D$ B: j$ q# S5 |- I" o. j% c/ y - Track_Enemy_Check_Begin:: b+ ]/ ]5 d4 e: T7 E
- LDA Enemy_State,X7 t; e2 D. J2 f) h; u2 O2 K
- BEQ Track_Enemy_Check_Continue
3 k& g8 L5 Y; J - STX Enemy_Index: u0 `3 v: F6 }" a
-
- h3 Z% d! _# \" t! g8 f$ l - LDA $40
3 M4 N! d' b- Y- V$ I - LSR0 f, ^- L. Y% y* N& m1 r
- BCC Track_Enemy_Check_Begin_L1
& g9 M" k! P3 D1 c -
& ]$ _0 g# a4 J& h, s! M - JSR Track_Enemy_Ex ;2, 4
7 w- |& U. u( ~# B4 B - LDA #$00
/ C- o$ P8 M/ v7 `! p - BEQ Track_Enemy_Check_Begin_L2
A$ `7 L; H/ F6 x! U ~ - , \* d' T' D' a# M, u$ t
- Track_Enemy_Check_Begin_L1:. y4 t6 |7 y. X" }3 u, X6 \$ A
- . I' V9 _5 ] v, m8 ^
- JSR Track_Enemy: M! W- \) k% o! ^% ~. G% B6 I+ }
& J; E$ X1 T0 _: ^5 d- Track_Enemy_Check_Begin_L2:
8 U. g4 W% E7 E0 r7 c' n* U - 7 ^8 P S z3 W Y
- LDX Enemy_Index
. g- h4 ?( h3 I& a5 G6 _7 O( P5 H - Track_Enemy_Check_Continue:
* U7 Z" v7 H7 h9 X5 V3 x - DEX
8 [2 F K# `- M - BPL Track_Enemy_Check_Begin# Q8 _" a7 M* Y5 I" p' y
- Track_Enemy_Check_End:
" Y4 X8 M* V) }1 i7 m - RTS
9 c+ z. o4 K: Q; j
1 i) w9 \: I2 w; N' d- / O! U( E- n2 R: h9 @- C& y9 N. x. Y
- ;查找第一个敌人
) v" N6 ^$ s1 W- j, Q- _ - Find_Begin_Enemy:0 l% K4 P$ N* T# d; j1 l
- LDX #$002 G/ T( L% N6 K# i( A+ c
- Find_Begin_Enemy_Check:) q1 l& {6 w4 E! w: M6 f% b
- LDA Enemy_State,X2 C4 ~, p; d }0 b
- BEQ Find_Begin_Enemy_Check_Continue7 v/ H( `% N* Y7 p
- LDA Enemy_Blood,X
' s4 y. B# s q. d% ] - BMI Find_Begin_Enemy_Check_Continue/ u: N0 O& V* {" z# j3 i
- BNE Find_Begin_Enemy_End
# y! Z2 d& T7 X1 {, F8 f8 T+ ^ -
* f$ d' B" D0 Q4 Q$ W+ A - Find_Begin_Enemy_Check_Continue:
: K: W1 C& U- S! V - INX6 g. o( P6 x7 e5 h" M% J# s+ n
- CPX #$10
& O- ^! |: x/ [# e v% r - BCC Find_Begin_Enemy_Check
0 J( X# H+ Y- H - Find_Begin_Enemy_End:
! d8 H# `# w* J' { - STX Enemy_Index_Begin4 v1 R0 K* T- [* i$ @! v6 S
- RTS
7 M$ E) R I+ _8 Y" g% m
9 q. u) A$ j* T8 R8 n/ H8 V- ;查找最后一个敌人
; B! S3 b: k* d6 n T - Find_End_Enemy:6 }. \# R" c" H
- LDX #$0F/ n2 G$ m" c6 J0 {4 d
- Find_End_Enemy_Check:1 i. P0 Q! e, d! a6 N
- LDA Enemy_State,X
* Z6 b7 K% p8 B1 e- J* H; d+ z - BEQ Find_End_Enemy_Check_Continue h% f! g9 J* g5 s
- LDA Enemy_Blood,X
7 D6 y1 u* A. o# N% n, s, S - BMI Find_End_Enemy_Check_Continue
, F5 B" d2 o% p5 d& r | - BNE Find_End_Enemy_End
& k: p" x) R+ i -
: ~; D* W/ [& N1 R3 p6 b - Find_End_Enemy_Check_Continue:8 P p3 }1 E: g; V7 Y8 e: D' D6 V
- DEX
( t+ ~: o# H# G# D - BPL Find_End_Enemy_Check
; D2 g& ]; A$ W F+ e0 b - Find_End_Enemy_End:. i K. [0 E0 C, ^9 C/ u5 G
- STX Enemy_Index_End
+ e4 l% F4 u: k5 s - RTS
' S4 }$ X& `$ ~* V8 ]2 v
. K- X' P3 G6 b9 g- ;子弹追踪
+ X$ k& s8 \4 X; D7 i: m- o+ \ - Bullet_Track:
9 K( g2 ]; U! X9 s: n$ O) o; ^ - LDA Enemy_Index_Begin( h8 {9 D9 ~0 q6 B
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;9 ?1 |& X) q H) y+ @9 c$ U+ Z) _) Z
- LDX #$00 - j' x2 P$ ^$ e6 h
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
0 T9 O5 R- m7 e8 F2 P, g- u* x - LDA Bullet_State,X
7 Q* ?4 w. Z* c8 M - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;# K1 X9 c, ^2 O8 W( T- D
- STX Loop_Index_I
. o' m( F3 z8 h# q& D - 2 V/ _! b+ | X- w2 {
- JSR Bullet_Track_Enemy
! ~2 E x9 q+ a" P" C: v - JSR Bullet_Tract_Direction
8 C2 ` |, }# }; j: o, S - 4 f% k" I* q+ z* c! W+ A
- ;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
3 `: P7 U. P* g - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
; p5 R) C& V9 I, ?. @ - LDA nEnemyIndex
- T7 U' Q/ U) ^' |! I# W - CMP Enemy_Index_End/ q! c# O0 `( s/ T0 H8 e9 _! J" T
- BEQ Bullet_Track_Check_Continue; R4 R/ l* q/ s( M2 @5 S
- BCC Bullet_Track_Check_Continue A4 C8 f, n5 W' A+ Z
- LDA Enemy_Index_Begin
) N: [ f* ?/ B - STA nEnemyIndex3 U5 q: J! ]% L0 w, Z% G
-
5 q) z$ q/ p' v H) ? - Bullet_Track_Check_Continue:3 V4 Q3 R* O* s) z4 m: P* X
- LDX Loop_Index_I
' e/ z) X) C' g9 R6 [9 v - Bullet_Track_Check_End:- Z( j5 c/ O7 D2 z
- INX
% O' r3 x: {) I8 M0 d- d - CPX #$10
0 h. h0 |( ], e' u' g+ a - BCC Bullet_Track_Check) T8 ]& H4 C- B7 V# K
- Bullet_Track_End:
X# U+ l* K* o% B% u" d+ d - RTS
* }/ z7 C5 i5 x6 x& A -
9 E1 }, ^- L f* d& E - ;给敌人分配子弹) i: Q5 S; ^5 w1 K5 @
- Bullet_Track_Enemy:( Z' W0 B; R# @) w$ U6 ^
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
9 V; W0 J' c! }) u7 Q1 f. i; O5 B - Bullet_Track_Enemy_Check:
2 ]! p" T( b9 F1 u - STX Loop_Index_J
" e3 l- k8 k9 O" f) p* k5 Y6 M - : v. F2 d& c! y. @( I
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
7 H" K' {! H$ B+ t$ K# |( G - LDA Enemy_State,X- x1 b4 D8 q% w+ _
- BEQ Bullet_Track_Enemy_Check_Continue
9 U. O: k6 N% ~6 R$ c, J - LDA Enemy_Blood,X
- d/ g. u; O2 R- ^! m+ _1 b' A - BMI Bullet_Track_Enemy_Check_Continue* Z+ Z4 T7 h) ?& o# k
-
2 k9 x) ?; d4 u - LDX Loop_Index_I
0 ?: ?& _/ F: i2 b3 F, {1 L! b - LDA Track_Enemy_Index,X+ M8 F. }+ o; `$ ]0 l2 U0 Q; x
- CMP #$FF* U/ x$ y3 U( E% w
- BEQ Bullet_Track_Enemy_Init
8 k3 |9 U3 Z& p3 z! R: o3 I - 2 M9 M& H5 @, u, H* K- ]
- Bullet_Track_Enemy_Init:+ q m1 z. Q7 h
- LDA Loop_Index_J9 O4 ^1 n, g* h: P" ]: p' n+ N9 V$ i
- STA Track_Enemy_Index,X ;nTrack[i] = j;% x1 V2 X: d- t0 p% `" _+ a. l
- . O" u2 [ a9 I
- STA nEnemyIndex p4 \+ u. _8 y
- INC nEnemyIndex ;nEnemyIndex = j + 1;' D6 F( c4 } H
- RTS ;break;$ p* V6 A1 C" u8 w. N3 O U* R
* e# q, @% Z4 @: \; D" a$ o3 F) {- Bullet_Track_Enemy_Check_Continue:) D$ o' [3 p% ^( ]* R9 f0 O
- LDX Loop_Index_J
: a) _$ C0 |% \) [4 R - INX ;j++
) L! j: [8 ~" z/ W- L W4 t: N ]6 h6 I - CPX Enemy_Index_End4 h' ?, C# F+ X+ e
- BEQ Bullet_Track_Enemy_Check
$ ]) \0 [+ q4 v - BCC Bullet_Track_Enemy_Check
/ t/ c* w M$ e - Bullet_Track_Enemy_End:
O% u8 y% Q3 R$ n7 C - RTS8 M7 h/ c7 P; R$ Y3 k, O
* H9 I4 Y( H' Q0 d. t8 z" `- Track_Enemy:
' ?; S+ b% j+ I: D- ]* Y - LDX #$0F3 N" O0 t6 m+ i3 K
- Track_Enemy_Begin:
& l1 w# j R1 T! g) d1 T - LDA Bullet_Icon,X
/ R( _4 m2 Y4 b - BEQ Track_Enemy_Continue( z0 K) N; B1 R/ I; w) T- {
- LDA Bullet_State,X# u" Q0 z. z" Z7 ]
- CMP #$01
) g E% D2 P8 |0 Y+ { C - BNE Track_Enemy_Continue
- ^. m# K' Y* F4 C; }2 Q( z - 5 v) _/ o2 w0 d+ Z5 Z/ G3 g) { X
- JSR Track_Enemy_Process
$ C; P; j2 x q" F - 4 b" |$ y1 G# D7 ~( _
- Track_Enemy_Continue:6 A6 E* [# a/ e, `& M/ P0 H/ w
- DEX
, l% @ D) ]+ g7 Y! \9 u - BPL Track_Enemy_Begin
$ H, @+ I- }! M4 ?2 c - RTS9 {4 h" H) ], K5 r7 l. {& m
- : c; @& [6 @6 Y
- ;普通关卡' t- f& T% m8 G; |/ L
- Track_Enemy_Process:
) ^. t1 o7 X$ P/ @; R9 N( B - LDA Track_Enemy_Index,X" Z7 F5 i8 H: C( Q, E5 \# H
- CMP Enemy_Index7 y M( J& Y* o8 J% a3 w1 }2 _
- BNE Track_Enemy_End }+ H9 Y0 A& n" J
- LDY Enemy_Index( q; Z6 b% Q( N8 ?" c& A
- JSR Track_Enemy_Y
4 W+ A- e" J$ g - LDY Enemy_Index5 D, ^5 o- E6 d3 M( h; g4 e
- JSR Track_Enemy_X
5 D) G# P$ _4 ?. e& Q/ y - Track_Enemy_End:
: P1 L4 z4 s- L" G! C5 B - RTS& t0 Z6 X# C' r; _
-
9 E& }4 {: l) `) t' b& w0 O - Track_Enemy_Y:# w: Q4 P& h% k; e: \% c) C% O/ H- }+ y
- SEC
. J7 {; l( W& K; ]( L; d6 Y# d4 ] - LDA Bullet_Y_Pos,X( l" o+ U* e. o1 t$ Y) U. Y
- SBC Enemy_Y_Pos,Y
! e7 E R+ q) ]0 J. | - BEQ Track_Enemy_Y_Equal
9 _: o/ b+ J3 t& ? - BCS Track_Enemy_Y_Greater8 N9 H* y8 y% d q
-
$ G# K8 Y6 ^8 g) v6 u# o - Track_Enemy_Y_Less: ;子弹Y < 敌人Y5 t2 B, x {# ` j3 w4 o6 l
- CMP #$FC9 c" ?9 _6 |5 @) _
- BCC L1_1
0 j. X6 y, Q" P - CMP #$FE
Q6 y! k$ E% N, O% {6 T/ X - BCC L1_23 x+ T' x, h; D+ O5 |* [
- LDA #$00
; I9 `: V/ K. a+ C. ^0 U5 H" r - STA Bullet_Y_Speed,X
: r& c0 k) @6 |+ S8 Z - RTS$ C3 A* d. z1 H4 w/ K* a- E7 A$ a
- L1_1:
+ M! w3 K0 e8 e5 Y - LDA Bullet_Type,X
2 n( D. E. i7 V& A - AND #$0F
. e* l: C+ G+ M J; j - TAY% x4 n& \& T8 m _' ~9 X0 d
- LDA Bullet_Speed_Data,Y. W+ x9 i# f' P( J% V
- STA Bullet_Y_Speed,X5 h' @7 l: C7 r q7 H, E" W' L4 n0 c: ?
- RTS
( I4 C' q# w( e4 D& m- w/ ~2 u - / g! d' a2 i/ ~- k
- L1_2:
4 z/ X% X# y3 M5 r, E - STA Data_buffer' ?% b9 t0 K$ x6 @4 y- ~9 k) j7 W
- LDA #$00
; v0 p! B: y* S1 U/ w ` - STA Data_buffer
2 x' E) M9 X, x2 V5 } - LSR
' A9 `+ W8 [6 [" X7 |% _ - STA Bullet_Y_Speed,X8 n: l: y8 f+ A$ u8 {4 V; X% {
- RTS& x3 P% h" y& T3 u
1 }( w5 P4 M1 B8 }3 l- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
" {: C$ T8 V! U3 @3 u, I* H F - CMP #$04
1 {# {+ z k$ Y. d% [% M$ H" c% } - BCS L2_1
- T* ?, E7 E9 ?* U/ a2 f6 T - CMP #$04
Y, t1 a, i, q# E - BCS L2_27 \- Z5 h; a, T- H
- LDA #$00
- R4 Z- n2 ]+ B - STA Bullet_Y_Speed,X$ Q. _; L8 e& C6 V, l3 c) S9 \
- RTS
- z" q' Q* a& u: \' ?0 ? -
& @" P: @9 n4 j5 T - L2_1:
, I' x0 w; `0 b& F - LDA Bullet_Type,X
& E0 t7 {5 W8 p4 _# E1 P - AND #$0F
0 r" @* \: N, F: g/ u. k - TAY
: ^- L; }' j- r6 W. y% \ - LDA #$00' m0 P; v* K' l7 B
- SBC Bullet_Speed_Data,Y. t( J) E( o2 k9 k6 J2 F
- STA Bullet_Y_Speed,X& g- Q1 g/ ` F2 C6 z
- RTS
1 L9 m$ C4 u1 p1 i1 U7 r5 `* j- i# k# y -
/ g! x/ y9 I: s/ t3 G: i/ D @, E, z - L2_2:1 W1 k( f; x/ y3 e
- LSR
! @8 m0 N4 t. H6 x* s. P/ V/ z - STA Data_buffer
4 S; z. S. { \9 y - LDA #$002 d" |4 `4 A: z6 f% @
- SBC Data_buffer6 e8 b. { e% `% `4 c
- STA Bullet_Y_Speed,X
R. t( g% H7 T, l: n - RTS
: t, E M+ |# e - : x9 J( k% e5 P% L6 }
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
8 T- p$ N( `3 q5 W1 ? - LDA #$00
! K. a- h$ E" w8 E - STA Bullet_Y_Speed,X
4 ^/ W7 i9 \: {% s- u. H/ | - RTS
7 `( ~, S5 _$ q R -
6 X5 F. K) J, H - Track_Enemy_X:+ M. p# }2 B3 q- n) I
- SEC
2 ]) I- y I) K - LDA Bullet_X_Pos,X6 V& n/ P5 s; E, m" q( Q
- SBC Enemy_X_Pos,Y1 O$ _8 s( P4 t( T! b
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
* c) n5 a( f$ Z# S4 X& Q0 |" V - BCS Track_Enemy_X_Greater ;子弹在敌人下方
2 ?, z: I9 w* x5 I% ~& u -
( o' i9 w' R6 g& I - Track_Enemy_X_Less: ;子弹X < 敌人X" k3 o- U# G3 \" ~! p" [) k
- CMP #$FC
; F! F# d7 J% ~& I: O - BCC L3_10 j7 f( H! _% Z" n1 n& a; m, _
- CMP #$FE
8 n* W. [5 Y' W( P% m9 B - BCC L3_26 e: o# g' N" y/ H7 j% ^- ?
- LDA #$009 ^ N5 ^7 v7 |& R- w
- STA Bullet_X_Speed,X
3 ]& a; v' v) H" [ - RTS
H( ^5 l3 B, K z - L3_1: - [9 A9 a; a& s7 Z
- LDA Bullet_Type,X
( D/ Z7 v5 p4 c+ A; ^ - AND #$0F& d2 @8 S- h8 T y; f+ q) K
- TAY
5 U! D2 G+ j7 E, o( i - LDA Bullet_Speed_Data,Y
# I2 D) `. Y1 }8 F1 B - STA Bullet_X_Speed,X
. w# p) Z |$ z; x/ k - RTS
2 A. B; W) v8 o: B) I1 X - L3_2: , R+ F0 {; i, b d
- STA Data_buffer% Q: X5 l. H8 ?. [$ C
- LDA #$001 f4 u& m6 _8 P/ U0 q# X
- STA Data_buffer
! w7 s o8 R: G - LSR
" x) s+ _ ?- z! Q$ C7 [ - STA Bullet_X_Speed,X
6 v5 q* ?2 V8 E$ \7 p - RTS
J( A' i+ r, Y3 O$ M6 A; R -
" I2 G. B) E! W; @6 L6 s' B, W+ A - Track_Enemy_X_Greater: ;子弹X > 敌人X
& n* l! e9 F* z" e2 ~ - CMP #$048 G6 h) v" f. N
- BCS L4_1
2 Q' s; T9 O. Z0 H - CMP #$02 f3 ~3 y1 {4 H1 K
- BCS L4_2+ w( I5 P, S4 f# E/ {
- LDA #$00
8 {2 O$ n; y m2 T5 g - STA Bullet_X_Speed,X0 s% q$ m3 g$ Q
- RTS
$ e+ b" ^2 F: O* L; i - - Q( V. a* f+ e+ b% ?* i
- L4_1:
: Z! m% p, ?) T. \ - LDA Bullet_Type,X. y4 T8 l# x; x
- AND #$0F
% D; u, c* `+ u& H4 e. s3 W - TAY$ B4 w) ]( V$ X& s1 m8 Z3 F% Q5 m
- LDA #$00+ i* B, m [* n# R4 D4 J
- SBC Bullet_Speed_Data,Y
: H( ~- @4 m. o, w2 C. ? - STA Bullet_X_Speed,X/ _% v% @# ?- ?& l. V( E
- RTS
% t' t' X y) {' R - L4_2: 7 j$ ~# A. U: O
- LSR
+ a+ z3 L1 r% ^8 ^$ Q - STA Data_buffer. d; [4 s$ A4 ^ i$ `3 ]
- LDA #$00. P" A0 K3 J, U( Q W* [* j
- SBC Data_buffer: R/ y+ V/ Q0 n$ ~, i
- STA Bullet_X_Speed,X" _: `. N. _6 W
- RTS
9 c0 x: A! Y# z, x, o -
& v; L! a0 Y" p9 v/ S - Track_Enemy_X_Equal: ;子弹X == 敌人X: g/ w% |. S) U; w" E: C* G
- LDA #$00
2 f( [4 y* O8 L" W+ p6 L" J - STA Bullet_X_Speed,X& a7 ?( _6 l( W( v
- RTS
& H4 o4 i' n6 H. C+ a5 Y$ ? -
|2 M% g. l# F4 Y# f* C0 U8 K - Bullet_Speed_Data:
6 y+ A4 f2 ~/ o% D - .DB $00,$03,$03,$02,$03,$03
. q# s' z ]. L4 K -
, A5 t) R6 [5 |! |. E" f - ;2, 4关& C% C" X# z4 w7 i+ t# T2 j, p
- Track_Enemy_Ex:
9 W2 x; F/ ~% w - LDX #$0F
1 `! r" J9 z, w8 z) ^# V/ U - Track_Enemy_Ex_Begin:% \1 `/ g% q0 ?. u: _
- 5 ?5 e0 J. H) w7 A
- LDA Bullet_State,X* i; s1 g7 @& t0 j4 O1 {
- CMP #$01; m( H B+ s! {8 B+ M. B
- BNE Track_Enemy_Ex_Continue! D8 _- o6 D: b# S6 y5 {
- $ B8 `( f7 C5 E
- LDA Track_Enemy_Index,X( m9 W5 o' i9 ]
- CMP Enemy_Index1 ^* f; b( P. n8 M
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
# Y$ |( m# G5 ^3 |7 m, v! M7 ]8 e -
" B3 D9 r) ]4 _: Y. t3 y - LDY Enemy_Index
1 p! a2 @6 F( K - JSR Track_Enemy_Ex_X3 t9 H" a* v7 x2 P5 L- ?+ j4 K
- % @3 t* w" t/ m3 p
- Track_Enemy_Ex_Continue:9 i9 q# v6 J% a* V
- DEX
1 F% {- b* ?/ h/ Y; K; ]8 A' D - BPL Track_Enemy_Ex_Begin7 T, J! g7 z4 Z# S& c
- Track_Enemy_Ex_End:$ b+ L$ ^) [, A# C, @* p
- RTS4 a( z; S& v5 z0 W) B4 H5 m
- 2 I. I, G' F4 ]
- Track_Enemy_Ex_X:) J `: z$ B1 f, V6 ^$ N
- ;LDA Bullet_Z_Pos,X
: S; K3 E& \7 R. f+ Q - ;CMP #$04+ l8 i, K" X: M5 O% {% @
- ;BCC Track_Enemy_Ex_X_End7 I5 V1 N' F u! e5 e6 B* A
- SEC: s9 H" h. d* Y; c: N( h4 S" U/ r
- LDA Bullet_X_Pos,X1 D1 p" P# x3 g7 L9 g5 S3 S
- SBC Enemy_X_Pos,Y
- C* D$ K1 {* l - BCS Track_Enemy_Ex_X_Greater, t3 b7 X# d0 {/ {4 e: W9 j: r
- 7 ?8 h: r9 ` k$ e+ D/ ^( l
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
' \" z3 _+ F4 @% A0 o/ A( F8 d - CMP #$FD' r3 S9 Z( G6 p* F$ S- R! E
- BCS Track_Enemy_Ex_X_Less_End3 p8 |; s' P, C+ M/ L
- LDA $6020,X
+ c9 G, l* g, h/ F7 K0 l& U - CMP #$2A/ R# p# j7 _* x8 e* X
- BEQ Track_Enemy_Ex_X_Less_L1% z i6 E O1 u) ]. F8 S: v9 b H
- LDA Bullet_Z_Pos,X
( l$ q& m' C' G. o- T. e - LSR
) l3 g* G: n( E) ] - TAY1 v% Z. y V3 l% a4 N( Q S
- LDA Bullet_Speed_Data_Ex_R,Y+ m" X% Q7 u8 L9 M& x
- STA Bullet_X_Speed,X
# n4 l8 c0 Z% g* @& z2 `# J - RTS+ M8 I% p' e6 g2 F! e
- Track_Enemy_Ex_X_Less_L1:
$ V: [+ Z# b" _2 B - 2 y9 q6 A8 I+ Y* \' X9 x. S
- LDA Bullet_Z_Pos,X
7 n. I! O D0 {2 K1 P - LSR2 l" x) X. l1 s0 W# A/ |! z1 {
- LSR9 P9 z& ~6 o S o
- TAY0 G* c* Z, @8 s% l
- LDA Bullet_Speed_Data_Ex,Y+ q; e1 [8 R# z% s
- STA Bullet_X_Speed,X
( M- X E w# H, F - RTS
. Y2 i) t! A; T3 U2 C* B2 ]( \4 d - }+ B# X, [* g+ G2 e% N
- Track_Enemy_Ex_X_Less_End:& v' C, N/ n) G# ~7 z! E
- RTS7 q, `* K- u4 Z# |$ w; `
2 |, I- ^9 ?- y- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X' X0 i" j7 Z9 J# [+ J
- CMP #$03
5 y0 G" w+ j% V- h" g - BCC Track_Enemy_Ex_X_End. K" o$ r* E1 r9 d6 `$ h0 T
- LDA $6020,X
% x# V$ F5 t. y - CMP #$2A
: \0 A+ I& }! w( [1 e) p: c. }& ` - BEQ Track_Enemy_Ex_X_Greater_L1
' Z5 k/ J0 d ^ - LDA Bullet_Z_Pos,X
( I9 f3 i: V; l9 g& G* f5 o - LSR) d0 o1 Y. I) {# a" ]7 @
- TAY6 a: H" k% t5 a1 X6 v4 M( R; }7 P
- LDA #$00' v9 M% `$ Z; l/ e
- SEC
. R0 N6 G1 m v, c8 v - SBC Bullet_Speed_Data_Ex_R,Y
) w4 d. r* j3 l8 y* j+ _- x3 q+ j - STA Bullet_X_Speed,X7 y4 d4 f! T- l, N0 M6 Z* |
- RTS
( S7 p& p! f, q' x' l -
4 a N: i" D# \6 V - Track_Enemy_Ex_X_Greater_L1# R7 H; T0 `5 H% M. z7 {# o
- LDA Bullet_Z_Pos,X
1 ~: _3 [- q' x% a) Y, F) I* A - LSR
0 C% u, F, W R0 w7 Z L9 w3 c - LSR/ s5 ], E* W- y S) G' K
- TAY* M7 T: R9 k: V7 X4 ~
- LDA #$00
4 H+ g* R$ N k/ } - SEC3 K9 P9 N1 i, R% v. P
- SBC Bullet_Speed_Data_Ex,Y5 Y( A7 Y1 G; n' v
- STA Bullet_X_Speed,X
, e( z, \2 g' m: h' r; v! J- z - RTS
2 m& m8 }+ L; ^3 }2 d. R* }# K4 S - - Z( M) {4 F% W& ], n4 x: G
- Track_Enemy_Ex_X_End:
) c( o' u5 Q! T5 N! B& B - RTS6 B5 i; z; X2 k L+ r. J
-
7 u' k7 ~! e" c" F6 t - ;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)
1 `: ~3 i/ p& S - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
0 _/ K; V S" d7 R( F - Bullet_Tract_Direction:) V, ~5 i5 ~# w) ]
- LDA Bullet_Icon,X% n* d$ P ^( S6 M+ f3 ?5 h H7 \
- CMP #$236 P5 O$ B' d, G, ?: d# R
- BCC Bullet_Tract_Direction_End% p$ s, g! c, i7 n4 l* R
- 3 t. ~8 `% |4 m3 b0 R( o
- ; X != 02 P# c5 |0 y6 K8 z# T2 V
- LDA Bullet_X_Speed,X
$ d: t8 v: k8 k1 j - BEQ Bullet_Direction_V+ j0 w: \9 M# F9 X" C9 d
-
3 G# a( Q0 t0 G s, M5 D - LDA Bullet_Y_Speed,X7 R% Y9 L2 R+ c
- BEQ Bullet_Direction_H
3 z. N3 Z. u- j! t3 ?- D -
4 l8 X3 }6 z/ _- g9 a& r - LDA Bullet_X_Speed,X7 @8 \, K7 O3 \, r( z2 H
- BPL Bullet_Tract_Direction_Right" z1 e; a$ S( M- _8 V3 [- O) J: l/ i
- Bullet_Tract_Direction_Left:
, x/ v/ [) `' I - LDA Bullet_Y_Speed,X
- K8 m/ W8 @: C h% n. V - BMI Bullet_Direction_Left_Top
( r* ^7 X: y" a6 m- d/ E - BPL Bullet_Direction_Left_Down
+ ]! I# A# g6 b. p, Q - Bullet_Tract_Direction_Right:
' S9 k( C% C+ N- E1 o7 P# ~4 V - LDA Bullet_Y_Speed,X. F/ \) P* E, |- @8 J
- BMI Bullet_Direction_Right_Top
' c) _7 O1 l& U7 D - BPL Bullet_Direction_Right_Down
A: A9 Z" b' [; E - Bullet_Tract_Direction_End:
- U. h. ^$ |! z% c0 Q8 l. X - RTS1 V9 i1 k* J' G9 Z
) U" @. D0 \ i- Bullet_Direction_Left_Top:
0 w5 q. m0 d3 ? C1 e, V/ [/ U" k - LDA #$25
" r- F! J9 @- D+ y8 S( A% } - STA Bullet_Icon,X0 t5 o9 R5 U6 f
- LDA #$C0
2 ]" K+ N5 u- B# z( q - STA Bullet_Direction,X
" e* @4 E5 }- b" c6 { - RTS
4 w% U0 z6 P' _
* m+ ^0 a9 y/ H1 w* N Z9 [: S- Bullet_Direction_Left_Down:
; e* b2 u7 u6 z3 v9 G9 _, T - LDA #$25' E; f* x7 U! f/ o2 a
- STA Bullet_Icon,X, ^1 r7 p" h- h# Q3 v4 c& Z* Z, y
- LDA #$40
0 X8 F8 V- F% _7 ] H% w. t - STA Bullet_Direction,X8 [7 D4 u- {- W2 E
- RTS
" ], g; j' y9 h6 h
" C7 b) T3 E* W: j( R- Bullet_Direction_Right_Top:& F2 v& Y9 f! v1 x0 S) N; R
- LDA #$252 y; W2 ~' g& u& J7 N/ t
- STA Bullet_Icon,X
* i n8 l; T/ Q# A% d8 ^7 |8 M( t - LDA #$80
' e6 @3 b: y* m* t: { - STA Bullet_Direction,X
) D" t9 A; T0 }6 K# _ - RTS; O w( H1 K+ ]8 I8 } T
- + |( N8 l4 e1 e$ G
- Bullet_Direction_Right_Down:/ c) O0 A0 H) t
- LDA #$25& F. m- f; J8 O/ i1 D, B0 Q
- STA Bullet_Icon,X7 Q9 _$ @" }8 P
- LDA #$00+ U, M- V1 ?) k8 n
- STA Bullet_Direction,X
6 o& a" [! z% O7 K - RTS8 r8 d" b$ B7 b# R+ \6 c$ g0 i
- ; \$ y; a8 T3 F# D! R4 x. j
- Bullet_Direction_H:
6 H! T2 s. z" n3 X) a - LDA #$24, A0 [' C+ P: K3 v+ M
- STA Bullet_Icon,X9 l1 o, W7 k. w0 Y( j, m! Y
- LDA #$00
: m! F0 i% j' Y3 \9 H; [! U - STA Bullet_Direction,X
" q$ P. a5 }7 D& } - RTS) G- J7 o- L3 i; h: {
0 H: F( [2 i' I3 o% S: T- Bullet_Direction_V:
6 P6 C0 K x( z' H! a0 b3 J3 k9 c4 Q - LDA #$23: O) V6 h: g- W& d- l. S* A
- STA Bullet_Icon,X8 T) B. g) r: N; _2 l
- LDA #$00
% i6 Q1 K9 X& r" r% ~* B. Q, E - STA Bullet_Direction,X4 \5 e, E) O, k* x, p# [3 m$ {2 r
- RTS2 q8 }5 F! ^0 O. |0 R5 ]3 V
- 2 H8 q6 S& T" ?- H, |
- Bullet_Speed_Data_Ex:
" x- D& S D( T) W# o& V; y - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04' A( ]7 W3 }4 I4 t- T% @4 q! S
-
3 }0 I- C! \$ N$ [& D( I% a p5 c" i/ y - Bullet_Speed_Data_Ex_R:
' C7 i' q) _" k# j0 z2 A' S/ Q. | - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
3 l$ J" \1 h5 E2 |) R( s! Y" O* @. Y -
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/ R/ n5 t* C+ p |
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