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[FC][魂斗罗][J][追踪弹]0 x6 Y* O' B) g
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时间:2023.04.30) O& I2 @, l2 A% x$ ^1 a
作者:FlameCyclone
! f ^9 Y2 U$ P& ?内容:' T* J9 K7 d% t; a) _5 t$ c6 i
1. 所有子弹追踪敌人* P6 i) \5 e% K3 V. C
2. 选择键切换武器5 B0 T- Q# |# k# f
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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flamecyclone.ys168.com
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: o$ }* f& Y; h% l5 u! |- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁; u4 e4 ~, K& `
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
- q7 k8 m r$ C: A+ t) _2 w - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)& M$ J0 C% ?- u& p" s
- & U- C6 ]4 ~% _9 C
- ;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)/ F* q( Y" Y! H6 X
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
2 x. h5 q' h8 G
3 w' k/ y# F4 Q1 V- Track_Enemy_Index = $6000% [0 |% e- v3 g8 f1 H( g; ?- X
- Enemy_Index_Begin = $60100 h4 s8 o1 m5 e- V& ^# R
- Enemy_Index_End = $6011* e9 m9 ?7 \6 t, v+ q2 r
- % o9 M) r7 Y; v; |# l
- Loop_Index_I = $6012
, u# X) r5 R+ U7 M - Loop_Index_J = $6013
0 U( E3 n4 g0 J6 A g. r - nEnemyIndex = $6014
( \2 }" c' F$ L7 ?9 e - Data_buffer = $6015! B( h7 c5 J! ]7 F
3 M5 R/ B% z/ V z/ K2 H- Bullet_Y_Pos = $03B8 ;子弹垂直坐标1 h+ K7 I9 x! S) ~2 @* j2 Y
- Bullet_X_Pos = $03C8 ;子弹水平坐标8 g) w! T3 E( \& l% Q: n5 N# Y9 B
- Bullet_Y_Speed = $03F8 ;子弹垂直速度1 p/ r" l1 k. C2 r8 s
- Bullet_X_Speed = $0408 ;子弹水平速度. }& ?0 J; S7 I6 U
- Bullet_Z_Pos = $0418 ;子弹Z坐标+ N4 ] \1 T8 e6 R' a0 t& s1 Q# z
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P0 b3 @5 E, Y" U) u6 X; k
- # B$ a5 z" K% k. W# I0 b6 [
- 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) @) L8 C h; B
- Enemy_Blood = $0598 ;敌人血量
& F, }- X6 W# z( U) | R' B' ]: R4 o0 G ? - Enemy_Type_Addr = $0528 ;敌人类型, i! k: k# y) g1 y) O: f
- Enemy_Blood_Addr = $0578 ;敌人血量5 ~& P5 C1 ^4 x- v
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
- \" [% h3 z; ] O. Q - Enemy_X_Pos = $033E ;敌人水平坐标
# P( K5 ^7 r( M* [ M6 k0 S - Enemy_Y_Speed = $04E8 ;敌人垂直速度
' l' B3 o3 _+ x3 g! V+ Y6 [* z - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸. j$ k- }! K3 T7 |
- # b/ w) N7 O m- S* O: [# A
- Enemy_Index = $83 ;* d: ~( G. s" d! }6 W. |& h
- Time_Count = $1A9 s: g \! t: T" Y' F5 W6 p! N
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率! r' R! w- m J) ?1 j8 \) W
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
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- e' d7 h: w& ?( q X6 b; F- .ORG $6100# N0 Q. u, u& G7 A0 c
- Process_Begin:
5 f# n# P+ s" r - JSR Enemy_Check M7 [3 Y' ~4 u
- JSR Track_Enemy_Check
, q+ ^% E3 p9 m# `' {& F* y) O - Process_End:
# h. F) R7 a. Z; \% }0 s - JMP $E54F
2 I3 X: T% q5 R" O3 { - 1 {6 i8 _$ G6 P" j
- Enemy_Check:/ K# G' {6 g3 D8 c: C
- LDA Time_Count
f2 }! o1 o0 Q2 T9 m: X - AND #Track_Bullet_Speed. _% P2 _9 b4 S [
- CMP #Track_Bullet_Speed
@- `* Y9 |( b2 A0 Y- b! I - BNE Enemy_Check_End4 f7 b2 h' h7 D, \$ e, v0 P
- LDX #$0F
4 ?; {5 U6 r7 S- g$ `: l/ i1 r4 x - Enemy_Check_Begin:
' X i. z& S' Q$ ~- J - LDA Enemy_State,X- A' M/ N0 M. [' ^
- BEQ Enemy_Check_Continue3 g. d8 @, g$ y5 C# Y; d' ?0 y
- STX Enemy_Index# Q9 Y$ X+ {2 X3 e$ F7 I5 I9 [. h
- JSR Find_Begin_Enemy
6 c! d% T$ v+ d& i7 e3 a' j - JSR Find_End_Enemy i9 l/ K& I7 e P, z* R. u g
- JSR Bullet_Track0 v6 X5 ]) l* ?. I
- * L- p# U7 }2 t: b. n4 ]
- LDX Enemy_Index
* {/ A( |( a' Z# v - Enemy_Check_Continue:
; W! f; o2 u4 A+ E n- D" W - DEX
6 M& H1 U- {9 `. K9 c - BPL Enemy_Check_Begin9 j: A7 o7 {; K3 d
- Enemy_Check_End:
# S" f# q7 a y2 G. x' P! W. V4 k - RTS5 k; R0 X7 s2 v1 l) y
-
7 p& I/ l' f$ C! g - Track_Enemy_Check:
* p' g! j6 |/ r8 q: r* x - LDA Time_Count
6 z* v$ d/ F% Y9 ?" v - AND #Track_Enemy_Speed
* ^) b0 B" ^0 J$ J5 w4 c- x6 n - CMP #Track_Enemy_Speed; z! G+ a! X( u$ O( s! n; a$ \
- BNE Track_Enemy_Check_End- U6 h4 N" b' X Z2 M, P
- LDX #$0F
! z& V2 p2 G, ^& O/ v - Track_Enemy_Check_Begin:
/ m' f. \6 ]; t* l- w2 o - LDA Enemy_State,X
# J) |5 s* X+ I& L& `) d - BEQ Track_Enemy_Check_Continue. Z- ?6 L$ o+ r: f2 m
- STX Enemy_Index% ]- z- L n9 P8 B, T1 d1 f" a
- ! s' v9 I, u6 B' H4 ]! _( X
- LDA $40
8 r, b7 }* Q: C: I - LSR& A8 {4 M; h: V5 ]
- BCC Track_Enemy_Check_Begin_L1
" x% n# W6 W( K& U3 m2 s6 e7 o -
; T1 T2 R- s) ` - JSR Track_Enemy_Ex ;2, 4
. o' w( \+ d7 L# i. a - LDA #$00* |3 \; d5 h/ G3 @4 {: \
- BEQ Track_Enemy_Check_Begin_L25 H6 r5 r4 p4 g: f7 s: d
-
$ [# }! f; @- X, e) i - Track_Enemy_Check_Begin_L1:" a; ]" L; z8 s$ K+ A0 c+ e
- - X2 v% S% e1 b2 `7 l! D6 g% e/ O
- JSR Track_Enemy1 w# R( J( q+ i3 G
- ! z" b' \8 U/ H$ Q" ~, M
- Track_Enemy_Check_Begin_L2:
4 H; F' V* S" @8 i' L5 r o% D1 n4 v5 s -
8 n( }+ M1 R Q/ V( x - LDX Enemy_Index
1 M, B( d% R5 d* d( [ - Track_Enemy_Check_Continue:
3 E/ ?! l/ H+ T* l' b/ D- F1 L - DEX
; x% R" D; D( H' I0 d3 j - BPL Track_Enemy_Check_Begin
7 n" t. D6 \1 r7 I/ @$ z! } - Track_Enemy_Check_End:
, Q% `( e7 o9 V; l, y/ y. [; f - RTS
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- ;查找第一个敌人2 A3 l. }; y4 S& t
- Find_Begin_Enemy:% Q# f$ N$ k4 V- v, n: K/ E
- LDX #$00
' T0 p! q# K( m - Find_Begin_Enemy_Check:0 S' r1 |. X; y+ m+ ?3 K& L
- LDA Enemy_State,X4 u Q3 q2 f7 @
- BEQ Find_Begin_Enemy_Check_Continue2 V) u" v$ n Y/ ^( L/ w
- LDA Enemy_Blood,X- r: I6 X, L9 y; E; P- @
- BMI Find_Begin_Enemy_Check_Continue
' p A' |* ?0 z/ b9 S1 [! y v- e - BNE Find_Begin_Enemy_End$ i1 F0 J; Y3 b1 p
- + N! O5 ^ B# v" w+ n$ f
- Find_Begin_Enemy_Check_Continue:
- d7 [# }: ^3 ^3 h- R( ^ - INX: f3 u: K; E0 f$ A! x L
- CPX #$10
, P$ a# _& t2 }2 o1 g) l - BCC Find_Begin_Enemy_Check& D, z4 j+ j7 w7 D2 E+ R5 a3 [
- Find_Begin_Enemy_End:1 v/ Z) W* s# O& B( k' o4 v
- STX Enemy_Index_Begin5 @& [0 b9 h: z5 g3 d
- RTS
0 Z; ]% ^+ N. b% t5 o7 x - 2 f6 r& h- }: e2 m' P$ [
- ;查找最后一个敌人
5 m4 k7 b/ j6 B, i - Find_End_Enemy:
* ^ V: X$ h5 J3 R - LDX #$0F
. b# l4 @: k: X6 F4 g3 _- k8 y - Find_End_Enemy_Check:6 H: a9 q9 V; |3 }
- LDA Enemy_State,X9 x5 ^6 W) y+ t p6 B3 U/ C5 j) Y$ x
- BEQ Find_End_Enemy_Check_Continue/ m+ D& G5 I) j- N/ Q
- LDA Enemy_Blood,X
8 n( @- V1 K2 w& C0 F- M - BMI Find_End_Enemy_Check_Continue
: Y; P' n7 g# [; {, I - BNE Find_End_Enemy_End
- z4 u2 z/ I) C7 ~& B, @+ ^ -
& @ \- j5 R9 p - Find_End_Enemy_Check_Continue:5 S+ z9 F! P4 V" F" B8 N; ^
- DEX! A8 Z0 b& T: u: A( d K
- BPL Find_End_Enemy_Check
" }9 M' I; v E+ t0 j9 t( m - Find_End_Enemy_End:
1 d. [1 Y/ h+ ]' r) M - STX Enemy_Index_End
% J& p; T! Y% S5 C1 L, g" `9 u - RTS
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- ;子弹追踪
- h1 ]: e$ H) K8 Q( c/ h - Bullet_Track:
# e3 w" f' ?6 U$ q* S7 B% V - LDA Enemy_Index_Begin
) v& s8 n/ V4 ~% z4 | - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;/ a: y% z7 E0 q$ ]1 Y8 x5 C
- LDX #$00 7 e6 {4 X- H0 U/ X
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
* [: \; F, w8 O/ ? - LDA Bullet_State,X
# E- ~: Z5 ]: K: f6 o - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
. U/ i$ C% ?; G( v: e: ?0 R/ P4 m - STX Loop_Index_I
9 W5 ^% A2 b4 p# o+ K {' }. a. ?! g - ( c; K9 K$ |8 v5 b
- JSR Bullet_Track_Enemy$ A) Q2 N/ F8 u- t
- JSR Bullet_Tract_Direction, I$ ?) L7 ^- R& n8 B. V! D
-
2 \) ?3 ~& f4 ~# x2 C: D: V. h* t" M - ;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 g! q+ r8 F6 `; o- I, P& h3 A# M. V# ]
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
$ ^1 e+ T) m$ x2 x6 \6 S - LDA nEnemyIndex1 A" @9 D; M4 m: m# f
- CMP Enemy_Index_End
U6 _' ?) P/ ` - BEQ Bullet_Track_Check_Continue R" [: N4 x5 i( c5 [- Z ]
- BCC Bullet_Track_Check_Continue
i1 I" l; T' f: z" a - LDA Enemy_Index_Begin1 b5 m* s6 j- G, K0 M
- STA nEnemyIndex4 I1 H$ a7 s% d
- 9 \; \# D: ]: M
- Bullet_Track_Check_Continue:6 y+ `8 \3 X+ H6 R
- LDX Loop_Index_I
$ o: _; q4 x/ b4 ]2 W2 R4 X: J: p! P - Bullet_Track_Check_End: _2 u1 R! ]* ^/ H0 G2 n
- INX
* d1 \: O! n; r/ m x7 f7 Q8 F - CPX #$10
q" N" V: N: F) }" \* p2 @" \3 z - BCC Bullet_Track_Check! p" X4 ^+ |- T" @0 x2 g h2 s( O. b
- Bullet_Track_End:
/ h4 _( Y) G2 j# E" G - RTS* F" |: P% q; W/ c" v- q5 ?* |
-
u4 w) E' h! X3 {% }& x - ;给敌人分配子弹
& Z: I: v H$ E0 u& B* n - Bullet_Track_Enemy:
$ M% X# p# F9 z3 x" g) | - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
) T% \$ p6 d9 s" |0 M - Bullet_Track_Enemy_Check:
1 a+ X2 U- ]+ D; x2 V - STX Loop_Index_J4 T3 e% b2 E$ P" b
-
. o7 _2 }+ r }7 t - ;if (0 != nEnemy[j] && -1 == nTrack[i])+ A5 B' |1 a, ^3 ]. H* f! s
- LDA Enemy_State,X
, B8 l& z( ^: H2 I0 K - BEQ Bullet_Track_Enemy_Check_Continue( P: ?/ y- r% z o- c8 l9 M
- LDA Enemy_Blood,X
: b5 p+ S" Q5 T1 |+ C - BMI Bullet_Track_Enemy_Check_Continue
2 `7 j E: w5 A0 P& Z, c/ X$ l - " d% x1 C' s" _! i
- LDX Loop_Index_I/ A4 U. N- @; A( K+ a) e
- LDA Track_Enemy_Index,X
$ {5 }. y) G( t" g; r( Z1 O - CMP #$FF# p/ ~ w2 l5 i+ Z* l
- BEQ Bullet_Track_Enemy_Init5 u2 M0 v/ k- [8 ~; o0 d5 O, a0 s
-
2 l* s9 z* t+ Y* r# { - Bullet_Track_Enemy_Init:$ p. N3 `) W9 W( Z1 L: L
- LDA Loop_Index_J
) G! ]) R, P" A% ]: D6 I" k: A: n - STA Track_Enemy_Index,X ;nTrack[i] = j;
/ p; \: I1 ~) p- t' _& R3 I4 O+ v -
4 g A! ^2 u" @; R- e1 }1 l( r - STA nEnemyIndex2 y/ A. w# l' Z2 `6 ^0 f1 v
- INC nEnemyIndex ;nEnemyIndex = j + 1;7 o: j- P2 a; B6 w: S* ~! Q
- RTS ;break;
* E$ v( r) o& e1 s X' F3 A - & ^0 _! f8 |5 O* u/ x
- Bullet_Track_Enemy_Check_Continue:7 O, p) l7 x* @/ _) f
- LDX Loop_Index_J
/ B/ v1 |* N/ i8 d& j8 L% k @ - INX ;j++
+ J; H! q. \( \1 L - CPX Enemy_Index_End
2 ~7 B3 t: D0 i( w$ h7 c5 Z* { - BEQ Bullet_Track_Enemy_Check
3 ^: j0 d! ?2 I - BCC Bullet_Track_Enemy_Check9 e0 c3 B$ N" Q/ `
- Bullet_Track_Enemy_End:
; D# \, e& j$ p0 a; f - RTS- ?: u. @4 `. G' d( P; A
6 |+ P1 D! M0 B# T8 n- ]- Track_Enemy:6 l7 ?# a) x! [9 N. J
- LDX #$0F
( N: K' J" [ B - Track_Enemy_Begin:& q: I6 V3 c- O$ _
- LDA Bullet_Icon,X
$ o% p0 g* l! R6 { - BEQ Track_Enemy_Continue
2 q1 \) x) ?+ W$ V& B6 H - LDA Bullet_State,X
. p% G7 {2 p4 C' K& x: q. J3 M - CMP #$01% ?0 E2 o; z0 x2 q8 f4 C
- BNE Track_Enemy_Continue
" s1 j. J8 \$ w6 |7 S+ y0 { - " S* a' @, B' B0 {+ Z1 s
- JSR Track_Enemy_Process
0 B8 M0 r: X& N8 B: [ -
) j4 a9 ^, L- L" R3 G* h/ j+ w - Track_Enemy_Continue:- o* ?+ N8 V4 f5 s4 z% O
- DEX
, N7 L* a/ E) g2 Y; Z/ x& F4 [% ?+ B - BPL Track_Enemy_Begin5 a4 m0 f, O+ ~5 h- F% s! V
- RTS! t7 M& M( ~8 I2 ?( s3 v
: e$ [; h' r$ R; M- ;普通关卡0 C1 t# z3 I) D* m! \4 V) K
- Track_Enemy_Process:
9 t; I6 h* Q4 \/ L - LDA Track_Enemy_Index,X
* a+ S$ z8 y2 b9 B0 O$ R+ @0 q - CMP Enemy_Index
3 o. M. ?# Q# |/ w/ O- B - BNE Track_Enemy_End w3 ]. U( y8 x: E- a
- LDY Enemy_Index. ~: M6 b$ |) c3 Q* s
- JSR Track_Enemy_Y6 c4 O- I7 H0 t% n
- LDY Enemy_Index1 x$ P- w# w& ], K
- JSR Track_Enemy_X
f- [( ~( E; F- y# [ - Track_Enemy_End:7 v% q" v+ N: f9 u0 [; E I8 I
- RTS
+ k( l! _. j( v - & N) Y2 @+ x7 l+ K- h+ x- o' |
- Track_Enemy_Y:6 p }% Y; S) K+ E+ n" R9 x
- SEC( C0 h {( A2 T8 }$ G A
- LDA Bullet_Y_Pos,X; G/ T2 Y, K% @' X! _ F& S+ \+ W" m
- SBC Enemy_Y_Pos,Y
, J+ i( k) o1 ]" u) z& a% \9 F+ S5 O - BEQ Track_Enemy_Y_Equal0 w9 B ^2 [5 O7 c
- BCS Track_Enemy_Y_Greater: l2 n* T% O; h
- 9 K: Y+ u$ ?/ l) f" X
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y5 k4 J" D; w" r, E
- CMP #$FC
9 [0 p7 C2 M. s& } - BCC L1_1
* N2 ~8 X k$ E, R9 Y! ` - CMP #$FE1 u" K- x2 S4 S1 r) I, W m
- BCC L1_2
3 B0 X( I6 N6 x" x - LDA #$00
" [! ] B: }1 M! s - STA Bullet_Y_Speed,X
8 D( V, u8 }/ _4 w C7 y2 } - RTS! C# ^+ W: q( y/ |
- L1_1:
5 ~! ^ \# k; a& J( o& b: f - LDA Bullet_Type,X+ x1 D' F( A0 a( D% b, K
- AND #$0F8 b) m+ W" b5 M9 S8 ]! r+ p) G. M' u
- TAY
/ X. G1 l0 I9 ]3 y* G* a% S - LDA Bullet_Speed_Data,Y) q4 A* Y! R/ w
- STA Bullet_Y_Speed,X
+ W; r7 W) [% c5 K - RTS8 X' P0 {9 B0 m" B% w0 k, q
- T6 Q6 ?: o/ {
- L1_2: 1 E3 V) e$ v; U, Y
- STA Data_buffer
5 ^/ r, q3 {7 W3 h/ M4 h$ s - LDA #$00
/ a* ?2 h5 b2 }9 P2 |$ ^7 N+ c - STA Data_buffer7 W3 f3 M9 B; Z2 G, v$ h
- LSR* ?8 q& m1 o6 G
- STA Bullet_Y_Speed,X
. \. s6 d- C6 z$ T& q% p( } - RTS
: z3 F2 P" F9 X7 e s. G9 ~8 [8 x8 p
: l3 i4 B" D4 B, f4 l9 o* O- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
/ Y4 p0 Q: G; m* `% i- e+ e0 j - CMP #$042 e9 t$ G) {( z+ P: G Z
- BCS L2_1
& |* {3 \, h' r8 I - CMP #$04
! M- c0 u! d7 r7 j; E - BCS L2_29 p* E7 U2 e( d2 I
- LDA #$001 _8 G0 M& G, S% f) j$ b
- STA Bullet_Y_Speed,X l, t j% x. |0 i4 ~, {+ d
- RTS
- u- r0 p Q# O) P0 X T -
1 P! O5 i5 B/ v2 u& e7 _" i1 ? - L2_1:3 U5 j' s/ e1 v1 k* w
- LDA Bullet_Type,X
6 n8 f$ [1 v; O. E! m - AND #$0F
# d3 w4 @1 d, u - TAY9 O$ M$ h; Y2 k$ P7 f7 A
- LDA #$00
% C2 K- z5 G" i+ ^4 |- O - SBC Bullet_Speed_Data,Y
5 C9 \/ h# g5 c9 O0 B - STA Bullet_Y_Speed,X
+ Q9 p. ]) ?" {. ?! B - RTS
$ O" L' E- J3 x3 y, J" y. g - # z$ X1 N/ G. p
- L2_2: J- C$ V7 @& l1 D/ @
- LSR
4 e H, d9 L& ?9 A; [; w( [& g - STA Data_buffer
. m" E9 W, b2 V" Q: D" O - LDA #$004 `( p G# p1 {8 s
- SBC Data_buffer; Q$ g2 {4 C0 J) u0 f3 H
- STA Bullet_Y_Speed,X
% p, {( c: u+ s1 [) u' m: H - RTS
1 I6 d9 F! U" K: Q9 G, C! ? - ' y" z1 f8 @; u8 _) T4 H X. O
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
- V! F* P }) l# z - LDA #$008 B1 d/ s/ O `* @! A$ d
- STA Bullet_Y_Speed,X
& M$ Y6 I5 v. M) `: L2 B8 c - RTS
2 N% f" w0 r9 D& ? -
% D; T' X6 k H3 N3 w: m; u - Track_Enemy_X:1 K0 n$ u- p$ ^% n
- SEC) B& V& T, {0 B) z( p9 {
- LDA Bullet_X_Pos,X5 g! v' D! R3 S0 v
- SBC Enemy_X_Pos,Y9 K8 o" `6 L* ~
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
, ?, {# g y9 \6 @- W5 L8 Y - BCS Track_Enemy_X_Greater ;子弹在敌人下方: S8 d; S/ n# H# G
- 3 z- d3 {4 M- n1 e/ s3 t0 w9 w
- Track_Enemy_X_Less: ;子弹X < 敌人X
7 s9 _) g$ ~- S a1 S - CMP #$FC1 v7 U+ P, V$ I1 ^- a( z# V' U" E: o
- BCC L3_1
2 s. B! c7 P6 f% C+ t# k - CMP #$FE" B/ p- @# u& i* l K
- BCC L3_2
7 P- B. }2 D7 Z) T9 t - LDA #$00) U- [9 M1 u! H. K) O5 T
- STA Bullet_X_Speed,X
/ a {7 q1 u4 T: V - RTS
# i) e4 m( s/ e5 w6 p! k - L3_1: ( K3 a5 d3 X y( S7 u2 T9 } c8 g, f
- LDA Bullet_Type,X0 o: j- Y8 k6 I+ S0 c+ A/ \& _! z
- AND #$0F0 m" ]% S$ O- G' I8 |" P
- TAY
& P0 |. ]: D' M# x' D - LDA Bullet_Speed_Data,Y9 M; e" {* t1 U T: P+ l
- STA Bullet_X_Speed,X
8 {' m6 G! a, r5 b4 F - RTS+ A; h# ^# H2 ~ _* F9 h0 U% j
- L3_2: ( g. M- j6 T4 L" m7 \3 \
- STA Data_buffer
8 d# a9 C1 K& Z# E* |( C6 x - LDA #$00
5 ^( {2 v+ ]6 n# i9 S; c9 t$ l - STA Data_buffer
& g, e0 V( a3 Q$ K - LSR
# z9 N% M. I2 w D- b2 a - STA Bullet_X_Speed,X3 F' F* C. e& t0 \9 K
- RTS# m- B: v2 ?/ Z/ l' L$ O& K* s- P
-
' w, x3 s1 r& k0 H6 p$ Q - Track_Enemy_X_Greater: ;子弹X > 敌人X
. H+ y/ H$ u. R- S2 R1 y - CMP #$048 N. K) U0 ]. V" D: _
- BCS L4_1
' X5 K; I! E% N1 b( K2 F - CMP #$02 G1 Y% y, w2 d' T
- BCS L4_2
$ d& |6 v5 l- ?9 X; ?/ t - LDA #$004 e: C: |$ z% W+ D! A9 X
- STA Bullet_X_Speed,X
8 [( \# L5 k6 W* ^1 e* A* [9 I3 P - RTS& n1 M7 k9 b. R( M6 M- [
-
0 g+ c7 o! `( D3 j3 n; h - L4_1:
! _ }/ c" X% H0 t - LDA Bullet_Type,X+ d% b/ R! J5 h8 a" F
- AND #$0F# I1 v3 F! T8 _/ D
- TAY
% Y) H, r: a# O. C- i/ P- c) _ - LDA #$00
6 G/ e# D2 R/ U' x$ O/ @ - SBC Bullet_Speed_Data,Y8 G9 F: O2 l$ E r, y. Z
- STA Bullet_X_Speed,X
& L% E7 H) c# d; N* C - RTS
9 {8 z0 b4 Y" ?/ x q6 H0 Z( `4 J - L4_2:
; j& _9 t8 C6 a0 s5 ~ - LSR
: g6 U" l2 x0 l - STA Data_buffer0 D% A e/ V8 O; ~6 s
- LDA #$00( L A6 w5 _- z9 {& J
- SBC Data_buffer3 x5 @+ c( T4 n/ Q; N! s, _2 E
- STA Bullet_X_Speed,X
) I3 l+ G; H; B. y6 k - RTS$ F6 s+ G' m- }6 _* z: u
- 6 h7 y0 F! T0 M, L
- Track_Enemy_X_Equal: ;子弹X == 敌人X
9 X/ W3 |- _$ l2 b - LDA #$00) c1 Y, L5 g$ [
- STA Bullet_X_Speed,X) `0 Z0 s+ N( Q+ m$ X
- RTS) B* V6 `1 N) Z) j- z L# K
- & N. }& b( r: P
- Bullet_Speed_Data:5 s( ^5 I1 U7 p5 m; D/ W
- .DB $00,$03,$03,$02,$03,$03
! V+ m8 w2 ?$ L4 N \' |& r - & P7 q. J ~( K, T& \* F
- ;2, 4关, [' M2 _2 a; @3 V; C! z7 M
- Track_Enemy_Ex:
8 w" S7 b! f1 Q8 [ k' K% ] - LDX #$0F; V# f* ]6 D Q8 P) h# B
- Track_Enemy_Ex_Begin:
& i: @3 }+ g- e
. H) E4 G, Q5 Q0 `4 x K- LDA Bullet_State,X
6 }/ q+ k+ c1 F - CMP #$01
* D. o0 ?$ Z. B; u3 I# W: T - BNE Track_Enemy_Ex_Continue( L7 F0 y: e* U- |
- 6 D$ e$ v2 E/ E
- LDA Track_Enemy_Index,X7 T. A8 u! }3 P% I4 |$ D
- CMP Enemy_Index
5 k: V! r1 e9 r$ @+ a& v* [! O' P0 n - BNE Track_Enemy_Ex_Continue ;匹配追踪目标; u9 X7 H# n" N: O
- / e: o/ w! a) E( f( V) ?$ t
- LDY Enemy_Index
- Y5 @: ~% D. ~% r2 r- k& D! C - JSR Track_Enemy_Ex_X
, a6 Q3 b& D" h9 ^- i - , }8 L1 y" L9 C4 U/ \, E+ M# E; W1 C
- Track_Enemy_Ex_Continue:
# ]" ^5 Q7 y: j! A5 N - DEX" W: b+ j) D- R/ O% e
- BPL Track_Enemy_Ex_Begin) @4 `$ t4 _3 G9 Q
- Track_Enemy_Ex_End:
& X* e/ I0 v% L5 e, J! H - RTS
- i$ L" f% N2 S) p4 X -
7 N4 H2 B! |; |4 ]& I1 h! e: ] - Track_Enemy_Ex_X:
! G5 P0 {: r( h$ Q _8 p1 D" U1 y - ;LDA Bullet_Z_Pos,X
. P, A4 b* Y9 v- @ - ;CMP #$043 L8 u& k1 [$ r+ B6 Z! v5 z
- ;BCC Track_Enemy_Ex_X_End
' S* b' o" Y8 e5 \5 ? U. N: X - SEC! \& ^0 |1 }! Z0 Q0 @
- LDA Bullet_X_Pos,X
4 `8 V) d- \) F/ { - SBC Enemy_X_Pos,Y5 Y s+ J. v0 e7 K. m6 P+ M; N2 T
- BCS Track_Enemy_Ex_X_Greater
8 {; [6 X8 h% C* w, r - 5 X5 c6 |+ I% L. r
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X7 L- { H: V2 M; M9 ?
- CMP #$FD
8 [* [% ?( l6 i% C; K - BCS Track_Enemy_Ex_X_Less_End
I; d! m" X+ C# D - LDA $6020,X4 o( t A; B$ K! X, B
- CMP #$2A
. I9 [$ g1 O% a* q( @' ?; T% L - BEQ Track_Enemy_Ex_X_Less_L1
( ]6 r( ^( h! v. A% r+ ? - LDA Bullet_Z_Pos,X& s. k* E6 ^: l1 l1 O
- LSR3 F- O! Z1 H# M; t j0 g+ n
- TAY
0 `5 ~* r' f' I/ G3 K3 J" s% K! ^ - LDA Bullet_Speed_Data_Ex_R,Y
4 z% ^4 Q5 o, Z8 r. V+ Y7 g/ j - STA Bullet_X_Speed,X4 p% i8 C# E7 B4 K3 d& \+ s5 t$ U
- RTS* G4 P6 ?) b& o C8 g8 d. f" O
- Track_Enemy_Ex_X_Less_L1:
0 _, N" O& Q8 s3 Y2 \
6 }3 |8 H0 \( K8 ]5 r7 P- LDA Bullet_Z_Pos,X
, w- k- V3 R; v3 |* E0 K5 M - LSR1 A" Q9 q- b1 ]6 q: o/ {6 F+ _
- LSR
" n" d, {, r/ a7 c8 t1 q - TAY
. [& B( V+ [. V2 w8 k/ Q - LDA Bullet_Speed_Data_Ex,Y
$ u- T/ _9 o+ y9 c0 `4 Y - STA Bullet_X_Speed,X
R7 u; T1 w& Q- N3 F" w8 P - RTS' ]# @$ C8 r- v; b6 n
-
& M' h6 d6 N0 F# K5 c5 p1 q - Track_Enemy_Ex_X_Less_End:
. O$ f M: Q F2 | - RTS& t1 e- Z/ c0 Y8 l1 ~# _
- 2 J% U7 s4 v& U% ^
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
1 S, D: B2 w9 y [- K8 Q4 `& t7 E - CMP #$03: B% L; n( X( U# b
- BCC Track_Enemy_Ex_X_End m; z- K$ Y" I) P& S: G
- LDA $6020,X/ \+ O+ _, l8 P) x b
- CMP #$2A
$ n2 v) i% U" _* x - BEQ Track_Enemy_Ex_X_Greater_L1
|& F/ |0 Q4 S; J, v - LDA Bullet_Z_Pos,X- n+ T5 b" I. K0 S- ?
- LSR
( r0 t9 b0 p" f- X8 G - TAY
; @" P1 X% l1 w; n U - LDA #$00
5 @9 Y; p" ]; @/ Q6 O - SEC
2 z6 q. X& N) M+ {3 h: L* Q0 V - SBC Bullet_Speed_Data_Ex_R,Y1 m9 f0 o, _4 K# D5 R, t& Z u
- STA Bullet_X_Speed,X
2 T0 D9 J$ E: V \4 E - RTS
! g: |, J* ^0 q; E, L -
; \; H: I$ d6 S% b5 `/ N, ~ - Track_Enemy_Ex_X_Greater_L1
' I4 \7 s j1 [" ~ - LDA Bullet_Z_Pos,X
" @9 u# u, c7 G; l - LSR
6 T0 B3 m5 L! g/ o - LSR( s- W! G+ z8 q% J! `7 @
- TAY
8 z* a. @# H3 o' ^* M - LDA #$00; T7 \: v4 k# t1 C
- SEC
* V( V4 F# Z8 D- m - SBC Bullet_Speed_Data_Ex,Y, C" ~8 T3 C9 D% b- a- u7 n# E
- STA Bullet_X_Speed,X4 \' ~% E0 c' A/ G3 M' b' y
- RTS
$ y( i/ |/ G7 M8 S8 f' u - $ C: _; k8 @$ W3 G
- Track_Enemy_Ex_X_End:
3 h4 O' Y3 c, K1 D' m - RTS) n; W. H0 P. f0 Y
- 4 u; {5 y" _6 J, h" X. H
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
* j$ [* S% e, o6 M - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
. ?, K. Y$ q) }$ o5 z - Bullet_Tract_Direction:8 |$ `& T. r H1 \% p( ]5 [+ [
- LDA Bullet_Icon,X8 v, T$ \, T e3 ]; k; R
- CMP #$23
5 d5 I8 U! |3 d9 i' n8 X2 H - BCC Bullet_Tract_Direction_End
/ r( M% N: q* [+ i$ \* U* h5 `5 ^0 @ - 0 k: y3 I' R2 M3 d2 {- \) G/ o6 O
- ; X != 0
. _" q) v; y, t2 F - LDA Bullet_X_Speed,X
7 B' p4 m: e3 X" c3 ]( ?! B - BEQ Bullet_Direction_V
1 d- }3 a9 _+ ] { - - m, `+ n# [* t0 r1 C
- LDA Bullet_Y_Speed,X8 E; u# @) s! u7 |2 x3 m
- BEQ Bullet_Direction_H' E$ ?' M6 L3 f8 `
- , O3 v- g, d) k7 [& N4 h
- LDA Bullet_X_Speed,X
5 l5 }7 k, f( |3 C( z& Z - BPL Bullet_Tract_Direction_Right
2 S4 G" y" p; T V. i- B' u - Bullet_Tract_Direction_Left:
8 e0 ]7 P8 Z, T0 c1 {; v - LDA Bullet_Y_Speed,X+ D& a6 z1 A) K9 l3 |
- BMI Bullet_Direction_Left_Top
/ ~( o/ }, D" M8 R H0 s* j. ] - BPL Bullet_Direction_Left_Down
4 R+ @/ k) }9 J9 s4 p# |5 L - Bullet_Tract_Direction_Right:
+ |: ^! b" F* s8 m9 j ]% j - LDA Bullet_Y_Speed,X0 j' p8 c1 ]2 M1 h/ ]- V
- BMI Bullet_Direction_Right_Top
! R, ~5 @7 {) Q' T' h - BPL Bullet_Direction_Right_Down L a" X) d) _* u( k$ h
- Bullet_Tract_Direction_End:
4 m) n7 f0 r' F, s - RTS
* l5 v. [/ e0 r6 x% M - 8 _( h/ q. |. Y7 z% }" P% Q
- Bullet_Direction_Left_Top:! m5 W2 \0 U0 p% \2 ?
- LDA #$25
( d' d8 w3 r+ G4 e; v7 x n7 O - STA Bullet_Icon,X
8 S5 P0 t7 K7 _- n& `! v1 N8 Q - LDA #$C0
3 Q" Y2 U4 X- l) N3 G3 u1 B - STA Bullet_Direction,X- q& ~. w9 l1 f( m6 U0 P
- RTS b r- v: B7 ?
- 0 K& C. @$ c0 I6 L, @1 ]& [
- Bullet_Direction_Left_Down:! \% R& @6 I; a2 ~% Q C
- LDA #$25, u, f! f: S9 n# b i% ]7 I2 k+ r! C
- STA Bullet_Icon,X9 \6 d- q4 |- s& W- w: v
- LDA #$40' r, S3 i8 M$ l
- STA Bullet_Direction,X4 O# Q0 L7 e. f
- RTS- ^% J t9 @# Q- n; N, }- ?
- . ]8 H7 L/ [8 @
- Bullet_Direction_Right_Top:
3 D2 E! o' H, @' U. _: x - LDA #$25
- f+ J8 h2 V: P) A - STA Bullet_Icon,X
5 \4 Q" {& W8 ~% X0 R* x0 @ - LDA #$80
( X( ]3 y+ m* e# h, P' H0 v5 a - STA Bullet_Direction,X
: m) [2 R. x3 r+ h) y+ [, \ |) P - RTS% u4 Y; P. n3 ]
- , G1 I6 @6 N4 T2 l% v7 L( J
- Bullet_Direction_Right_Down:; f0 {+ k6 I" v. h; P {
- LDA #$25$ e5 x* s- q* ^8 A& l% S& t0 D
- STA Bullet_Icon,X+ x2 ?2 n+ n: P) ~
- LDA #$00
1 T9 B* M. m7 E3 f2 A7 r - STA Bullet_Direction,X; @8 `. g' `4 I7 O( z% C6 O7 P
- RTS
8 c4 V# d* a. P+ u, C! v/ c; V7 K
% X% ~& j9 @6 t8 s: r- Bullet_Direction_H:, C2 i# \& d5 y6 q( K/ ~2 V
- LDA #$24' z% u) Q, T9 G0 R
- STA Bullet_Icon,X
+ Q% [2 [# [8 D" W- c5 C - LDA #$00
4 I7 i- e( ]1 S9 g9 U - STA Bullet_Direction,X E+ _: x! M0 K
- RTS
& g6 ^. a4 y; S, N% ~3 d
# |% q6 F+ A% G, T- Bullet_Direction_V:$ `8 l6 g. [; T, I3 e
- LDA #$23
# ]8 C+ U+ v' c4 y - STA Bullet_Icon,X
8 B5 l* X: V1 Q. z) R3 b0 W3 R/ ], D - LDA #$00
# g* d' |6 t4 ?) _ - STA Bullet_Direction,X U# ?& {2 H7 U) B
- RTS
, C4 F/ ^, e4 v4 E6 x# B8 D6 A - 2 t1 W/ t+ {( _! z
- Bullet_Speed_Data_Ex:8 U% k) z& G, l% g$ `. p4 d) m
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$046 }% |, O" z1 [
-
5 m9 [* r) p% x3 @% b* B - Bullet_Speed_Data_Ex_R:; ]4 T6 K$ f$ g' j' s M; ~6 N
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
2 F9 D7 x9 o a -
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* ^1 J) _2 m, }6 B( |- l8 \5 v4 ^9 z3 r
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