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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
1 E$ n* K* C8 ?. O8 }* Q作者:FlameCyclone
( X+ N6 A+ k' k内容:; |$ e& i; e H, Z2 P: q, l) m. u
1. 所有子弹追踪敌人 Q3 Q' W) o& a6 ~# O$ U/ \( s( K8 X. c
2. 选择键切换武器
+ `+ \7 T8 E( y0 q m9 F: d$ i 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/ `1 o: L% M# r& T4 ]
! m9 }/ z5 P- U$ p+ b( H2 |+ n# j2 b
flamecyclone.ys168.com
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+ v) [- r& b, J g- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
6 Z& ] R D! B$ D# y5 W5 t# y - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L2 ]. b) X1 U2 B E3 H: g4 V' y8 {( t
- Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
4 m" C: c5 U( o+ k" o# ^ - # u* Z# n$ e* \, ^/ _ U- ]
- ;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)
/ n' Z, ~& e8 i! X - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
9 V2 S% P, ]* A' S. `% C - : }8 X: t3 ] {! w9 K
- Track_Enemy_Index = $6000
! }* \& O0 \( E - Enemy_Index_Begin = $6010& P- [: E! G8 S: Q' }$ |: _
- Enemy_Index_End = $6011
; A: I `& R( k, U" f& m$ a
5 ^( _# v/ i+ ]: E2 Q- d9 ]& D$ j- Loop_Index_I = $6012
% Q4 _# R! D9 }3 y+ l2 z8 @. e6 M - Loop_Index_J = $6013, W2 j* u0 v8 @+ a0 D4 B
- nEnemyIndex = $60148 @0 \8 d1 P4 q- h( l3 \+ X$ K
- Data_buffer = $6015. I( d$ n; b# a9 R
- . I; }3 G% Y6 j1 z& V
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标7 I; Y$ I( Y/ v& Z' Q+ ^- D
- Bullet_X_Pos = $03C8 ;子弹水平坐标1 h9 i/ e% m& y g/ N
- Bullet_Y_Speed = $03F8 ;子弹垂直速度) K& z2 h. \4 F: d- I- w. p
- Bullet_X_Speed = $0408 ;子弹水平速度 F2 y$ P# \$ B$ r: L, o
- Bullet_Z_Pos = $0418 ;子弹Z坐标+ F; U6 t, A$ l7 Y& |8 N- K' Y
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P, j: A& a, z5 P Z
7 V& h3 R# E# Y! c4 |0 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
5 d3 l# w1 A; b% w1 x U1 M" W - Enemy_Blood = $0598 ;敌人血量$ g/ E Y$ [9 q8 n% S1 |+ Z
- Enemy_Type_Addr = $0528 ;敌人类型1 {( x, ]3 G5 H8 [
- Enemy_Blood_Addr = $0578 ;敌人血量5 P% K0 W5 Z7 x% Y6 b5 h' ?$ g( R
- Enemy_Y_Pos = $0324 ;敌人垂直坐标+ C! r- n) L/ n2 u! W- o
- Enemy_X_Pos = $033E ;敌人水平坐标3 C, z4 l$ h0 N
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
3 {. {( |7 w/ _" X: w - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸2 X1 D. O" M5 o4 R3 I: u* L
2 U$ P/ Z$ Y2 ]- Enemy_Index = $83 ;
; G- h) n1 H: |/ @& w" J' l- b) l" { - Time_Count = $1A2 Y& X V% L+ J+ x
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率' z) \% i, T Y/ w! H4 c; \; b# u
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率% j6 N8 A6 F$ M6 _) ?6 A
5 {5 z! q4 Z& `% U' x k$ ^- : U0 y% }$ G" r* z6 `2 L
- .ORG $6100. v/ E6 } _) Z- N4 O
- Process_Begin:
1 ?- Y: z( x! M% Y# _7 \% C& w - JSR Enemy_Check( E# f% w1 Z* \: G
- JSR Track_Enemy_Check! K1 ?. Z: @8 ^6 r; w0 N# {' Q
- Process_End:+ R; E% i, \$ G
- JMP $E54F. f! e, e3 e+ V) `0 {
- B# Y! x& |: Z$ R1 ^" n- Enemy_Check:
' n' |8 S2 _$ ]4 u - LDA Time_Count
9 W$ u0 w1 y. Q. K7 p/ R6 m - AND #Track_Bullet_Speed
" I# M% c1 h5 U; r- K - CMP #Track_Bullet_Speed
" Y% q0 O9 @+ D _+ \7 i - BNE Enemy_Check_End
' D+ K. Y$ j, t. O" f - LDX #$0F
6 g; j* V' o l' F2 I - Enemy_Check_Begin:
# a& H$ j& j; H6 M5 C0 u - LDA Enemy_State,X w2 v" l& M7 r
- BEQ Enemy_Check_Continue- ~5 t% o1 O: ?+ T2 E7 |
- STX Enemy_Index+ M( I* N- t/ o# B" L
- JSR Find_Begin_Enemy
1 J, H! F! w4 E$ ]3 ^# y- e" x) Z - JSR Find_End_Enemy
. X6 j: E- w" X' u6 t8 U e b. x8 s - JSR Bullet_Track
$ w# N- P& `* G* H e& V -
5 V6 p0 V1 n; p9 q. _& ~ - LDX Enemy_Index9 i8 U& k$ Q C# M$ E7 T; m
- Enemy_Check_Continue:* I: A7 j' Y& e
- DEX
* o; G% e( K- H3 F7 q) e: o - BPL Enemy_Check_Begin
5 \1 [" p K0 F. s3 j& w% t - Enemy_Check_End:
, R' Y6 |5 q/ n9 u2 L; p" \ - RTS# q1 x2 Q7 K, \6 i2 N& i" E' {
- + ? K& v4 [5 F- R
- Track_Enemy_Check:2 g8 q6 w+ K! L' a* a
- LDA Time_Count
% @% o0 g% ?) P' } - AND #Track_Enemy_Speed! M4 |* P& {# }' s3 W, O3 J! y, a: J/ F
- CMP #Track_Enemy_Speed
6 l7 X. x0 p$ K* K" G# X, w0 ^+ ` - BNE Track_Enemy_Check_End& L9 J! k. `% F R' N
- LDX #$0F
/ _" y6 m0 m* g( i - Track_Enemy_Check_Begin:* U& | ?" m* D8 u" k) R6 Z+ ~
- LDA Enemy_State,X! H/ X( h- H4 ]: J! C
- BEQ Track_Enemy_Check_Continue
4 F( q$ ~: p- X- { - STX Enemy_Index
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9 X! i2 d" K4 D5 V - LDA $40
" r9 h, T" H0 q$ u - LSR
) d1 ^8 s8 G" ]3 h4 b2 L9 P - BCC Track_Enemy_Check_Begin_L1
. n( f+ d8 e2 ~ -
$ a3 T R/ `7 V' o/ d4 ?; g) | - JSR Track_Enemy_Ex ;2, 4/ G; a t$ W- [' `4 k6 N
- LDA #$00. w/ i. L v* n2 X. B$ a
- BEQ Track_Enemy_Check_Begin_L22 {* ~' g) C' V& c5 Y4 @& G$ u# _
-
+ z. d. i( e) w" w+ T' r - Track_Enemy_Check_Begin_L1:2 k, F" x1 A5 q) e& `- R/ Y. C& i9 Q, Y
-
3 n/ h1 X/ c2 d/ N# L6 L - JSR Track_Enemy
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- Track_Enemy_Check_Begin_L2:
8 v' Q s' t- G0 e- _/ r5 j - / I/ x3 R$ A; ]+ R( c
- LDX Enemy_Index$ v3 c) S$ X+ k8 x% t+ j2 \( ^
- Track_Enemy_Check_Continue:
6 `9 M5 d% v0 s - DEX- L, q/ d5 W2 P# [1 O% Q
- BPL Track_Enemy_Check_Begin
6 g+ W) V+ v+ b - Track_Enemy_Check_End:
' W! Z. W# d0 l/ z/ i - RTS2 n N- h# ?( P( g9 a7 a
- 3 _6 }8 J# T0 ?/ I! o! {
* k% H" R9 n0 v! H& [, k- ;查找第一个敌人
) a+ P$ C- N a$ t6 r - Find_Begin_Enemy:
5 e9 _& |. t$ {0 `7 J0 C - LDX #$001 l: Q7 k& E+ C) B( n7 ~, U
- Find_Begin_Enemy_Check:+ |% e! ?# l2 Q. p
- LDA Enemy_State,X
" i# H1 t( A8 ~7 f- r, _: i* ]* q - BEQ Find_Begin_Enemy_Check_Continue) ]! G3 C3 v8 V$ @6 O
- LDA Enemy_Blood,X
; X/ i ~* g, e; J& t( l - BMI Find_Begin_Enemy_Check_Continue
# `7 a! r* z W- E! ~ - BNE Find_Begin_Enemy_End
+ U: ~ i u, H -
$ R4 l, B9 Z* R6 O) K% g6 x - Find_Begin_Enemy_Check_Continue:: H1 i' c3 g& ]; Q7 [; U
- INX
' ^" p4 p9 Y t5 m$ ?8 k v - CPX #$10
2 f! d% z2 y/ w; Y' W) n! d; \ - BCC Find_Begin_Enemy_Check5 D/ K/ l1 O1 ~2 a8 z
- Find_Begin_Enemy_End:; K+ p2 t7 Q! a1 Y. H$ ^
- STX Enemy_Index_Begin, H M$ f7 C5 p8 v4 m; w
- RTS y! z! t' k1 q$ n4 f- b
. f l" y$ X+ e" a- ;查找最后一个敌人, M' S8 |% d3 C- H. s
- Find_End_Enemy:
! o8 J( F* n% D' ]. e1 q - LDX #$0F
/ e- f! q) ~0 w/ ~* I - Find_End_Enemy_Check:$ g$ Y' W' a4 H1 L
- LDA Enemy_State,X
+ g3 {/ _, {9 ^2 n5 s5 C - BEQ Find_End_Enemy_Check_Continue
D; o$ l1 I; W; S: W - LDA Enemy_Blood,X
* ~( l1 G$ m) Z" j& U0 L5 U - BMI Find_End_Enemy_Check_Continue
& f( p0 F; E2 A+ h; C1 M1 B& F - BNE Find_End_Enemy_End1 \9 A: w% u+ `" z
- : z# [9 [7 G1 W1 N- _$ f; \7 a
- Find_End_Enemy_Check_Continue:3 u; }) v8 x5 n! v+ `
- DEX* W( o3 D: g3 `& S: }* U, j' F7 g
- BPL Find_End_Enemy_Check
. p2 A1 L/ ?; L1 ]' [6 @ - Find_End_Enemy_End:
% {' b: `8 s9 T" u0 c) Y - STX Enemy_Index_End
3 h# A, Y+ R! m Z' D5 z - RTS/ D% P U6 ?- z4 b
- 0 E! G k! y2 Q( J
- ;子弹追踪9 @: U( V% y- a# [3 z
- Bullet_Track:
3 s3 }$ N) W* V8 ] - LDA Enemy_Index_Begin
; I$ S# f$ @ t5 K - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;. N& |; g* S8 B( P$ I. p6 l
- LDX #$00 $ I& E% B& u6 u; u% g1 c
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
/ B9 W% S5 b& [ - LDA Bullet_State,X
3 U3 d6 G8 H: j3 w% | - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
1 T8 L9 v, m1 A4 ]! w7 P - STX Loop_Index_I
/ ^# N3 Y' E) `0 R: x, L) p -
. r6 j; }8 y6 H( P - JSR Bullet_Track_Enemy8 H- G: F) |; T( M# I0 g
- JSR Bullet_Tract_Direction
- W# P' m, ^2 v: @% ^1 H- C0 p+ ^ -
; x% y: M$ ?+ E) W( B1 d - ;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% P* \! e# S* O$ o+ C
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
5 D$ B' _$ m+ A - LDA nEnemyIndex0 G; P# H; M. \# c$ a: L
- CMP Enemy_Index_End6 {2 `* x& a- h8 V* y$ u# x( G
- BEQ Bullet_Track_Check_Continue
2 e. N* _! q( R7 b% e( V - BCC Bullet_Track_Check_Continue6 G( D+ q1 X- E- ?4 n8 l
- LDA Enemy_Index_Begin7 h' j$ n% @0 T
- STA nEnemyIndex
7 `, i- M3 A6 z: G" \6 y -
2 L7 Y9 i- F* @, {0 N - Bullet_Track_Check_Continue:
& @% _; A, g5 m* }2 |# C5 ~/ V - LDX Loop_Index_I+ }- ^- P9 B1 e' ?5 K+ x7 s
- Bullet_Track_Check_End:
& i9 G3 m6 q( s, J: e7 X' q' {4 z( r - INX9 @1 m4 p( ~; I( m, g( [9 I' c
- CPX #$10
0 ?4 i6 x0 J: w& |3 B) K. T0 ~5 p - BCC Bullet_Track_Check
# T. n% t' P' d - Bullet_Track_End:
2 N4 l% c9 s, `, ]9 z( Z - RTS% e# Y- V X$ M, E% p& ~
-
0 A# C' X3 {9 F8 ? - ;给敌人分配子弹3 C# [9 {6 ~- Z2 C
- Bullet_Track_Enemy:
; L6 [! Q! n3 x6 N4 d& I" B; \ - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
: [# {( c- R" {. k# s+ O - Bullet_Track_Enemy_Check:
# x9 I9 K! y/ x, }* m$ G4 G+ { - STX Loop_Index_J
5 j2 v P$ x) N% k4 z. S4 d; U* I - / A" F0 ^8 ~) o/ }
- ;if (0 != nEnemy[j] && -1 == nTrack[i])7 g+ F7 Y6 O+ e3 \4 v
- LDA Enemy_State,X+ G' i1 P D7 G
- BEQ Bullet_Track_Enemy_Check_Continue9 |- \# q3 ~$ O8 \/ u: S! g
- LDA Enemy_Blood,X' W$ ^! {# J7 }) w6 K u& U
- BMI Bullet_Track_Enemy_Check_Continue2 v1 Y1 o P" V- X, B! g4 K/ g" G1 W6 q
- 1 p; G# Q9 U1 n! F% K
- LDX Loop_Index_I/ }( X% S- z- @; k
- LDA Track_Enemy_Index,X
( ` e3 l; ], x2 f0 B) o - CMP #$FF/ p( o# Z& f; ]" w+ ?# [
- BEQ Bullet_Track_Enemy_Init7 a: F( m: }6 H _/ G$ q
-
: P" \2 w! o# F/ d# s) g - Bullet_Track_Enemy_Init:- z5 Q7 U. j, J6 r0 I- _
- LDA Loop_Index_J4 }( X! O& i7 ]* x; j/ x
- STA Track_Enemy_Index,X ;nTrack[i] = j;# N. Y( D+ P4 p- f7 a3 D
- ! @' o% G7 R. k2 [7 a- G' @( i
- STA nEnemyIndex( S# M8 i) D: d8 e. c: g6 W0 @
- INC nEnemyIndex ;nEnemyIndex = j + 1; Y% J' h. D% V, N
- RTS ;break;1 x+ L1 R' m4 R. I1 T5 K
- M1 @! c2 s A- _; ?3 h& `- Bullet_Track_Enemy_Check_Continue:7 w7 @0 H) R+ c1 f& j1 _6 a* _6 `, \
- LDX Loop_Index_J: F: _( P3 H9 G$ A2 C
- INX ;j++
3 Z4 ^. b/ s v+ [: c - CPX Enemy_Index_End
: c3 I- u7 \& D4 a9 T - BEQ Bullet_Track_Enemy_Check
& {: n; r" s; D3 M - BCC Bullet_Track_Enemy_Check. N% L2 X& x! ^( W' W- J
- Bullet_Track_Enemy_End:
Q, N1 X9 H! n- \+ } - RTS
4 s8 H) r( i: H$ B \
: q9 q% p- D. y' `- T- b- Track_Enemy:
* Q1 U+ b7 E) ~5 W1 c8 _ - LDX #$0F
( E. |! d7 Q( o; k - Track_Enemy_Begin:
( F+ z. J' r3 ?5 ` - LDA Bullet_Icon,X
. H/ s5 [7 o( y1 u9 S - BEQ Track_Enemy_Continue
1 e5 g/ `- @9 ], d - LDA Bullet_State,X
. \& p1 G/ d3 ?1 N& E - CMP #$01
' S, `2 w, f& S' Q; u! y3 Y - BNE Track_Enemy_Continue. O9 \3 b& i$ C/ h9 f( r3 a& b$ ^
- . x6 P U z4 d. \9 m
- JSR Track_Enemy_Process7 X, t7 c5 p; { N
-
% x1 j5 G3 o, v0 h - Track_Enemy_Continue:
5 G* T* r. s3 C2 O. V" C" y7 F - DEX
/ s* `& R4 \2 k6 ]( p - BPL Track_Enemy_Begin
4 o ` R* W) k: \: z2 m - RTS
1 i9 k7 X3 k7 u" f: V! _. {/ B4 f - . z% `" b# G1 ^) g
- ;普通关卡
. q# U" v; z! Z% x2 ` - Track_Enemy_Process:
& Q' y+ K+ h$ Z% r/ _+ i - LDA Track_Enemy_Index,X0 ~3 D/ |1 Z% c+ M' |0 {9 D4 _
- CMP Enemy_Index
; `& Y( W! y# I$ y% Z7 Q0 Y - BNE Track_Enemy_End0 b1 R8 l9 w9 Y/ c: R
- LDY Enemy_Index& Q9 o. C; _) w% }+ D' N6 \
- JSR Track_Enemy_Y
7 p( R0 y4 \, c! ~. A - LDY Enemy_Index6 D7 g( R$ r" `. ^
- JSR Track_Enemy_X
7 N6 q9 l/ F) { Q7 I - Track_Enemy_End:
|! `/ @& e. u u" m - RTS
- [. ?$ c; d: l; W* H -
1 t: K, _; R% c - Track_Enemy_Y:
8 X; {# p! U3 q) C7 Y* v+ F - SEC
$ ]$ b9 Y7 \& {1 x - LDA Bullet_Y_Pos,X1 v# M" Y1 n& ? J H$ x! C- W7 f
- SBC Enemy_Y_Pos,Y$ Z5 P6 C: X2 N9 {
- BEQ Track_Enemy_Y_Equal; m" V4 G1 K- n
- BCS Track_Enemy_Y_Greater4 p* _) f, Q+ n2 m i5 B; ]. \
- - ~2 _! p R) D$ y
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y- i7 w7 `1 E: @: E0 ^
- CMP #$FC, F1 z8 R7 }& g( B
- BCC L1_16 [* u2 }6 K+ g, N3 \
- CMP #$FE
- E A* |6 |- W! Y& D4 H8 y - BCC L1_2
5 R9 [# p# n ^: H* B% U2 V* [ - LDA #$00
, Y u: d9 K7 a - STA Bullet_Y_Speed,X
' M1 r x& ^* M, O# F, S, B - RTS
) o+ S0 F- B# w. V/ _& G - L1_1:
! c0 F6 j/ u+ s0 Q! v - LDA Bullet_Type,X% H2 m% g# Z* n% q
- AND #$0F1 I e( g( k2 r( |
- TAY
6 {# _5 N4 J8 k" j5 i7 @ - LDA Bullet_Speed_Data,Y* H; A/ ^, [& p1 W; \6 g
- STA Bullet_Y_Speed,X
* g8 O5 L) n& `) F - RTS% J" F. K ` ^$ c- _4 b
3 {- d# D' K; |+ f# J# h( N- L1_2: ! i7 d9 ]3 m; F6 G |1 V
- STA Data_buffer% |7 d/ h3 ~' f/ \" K- D
- LDA #$00 |$ J1 F% ~7 N( s; P) @* n* P
- STA Data_buffer5 g% e: E* d% Y6 i& D# T
- LSR# R' ^6 `5 I0 p) e" u
- STA Bullet_Y_Speed,X1 L/ u, Z+ m4 N, j" H( Q6 E$ C! c
- RTS( A5 O, [- o7 Q1 } R
V4 U' v/ J6 T1 N1 p! _( Z* f- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
" V+ V5 U' ^7 h4 h: s6 w - CMP #$04
) [) z8 x( P, T8 c: V - BCS L2_1
8 I9 d0 N6 K+ N- L2 b - CMP #$043 v- i+ c' Q* ^
- BCS L2_2( \# G0 d9 x2 }9 j9 Q
- LDA #$00
G8 l; L: I, j# x3 J - STA Bullet_Y_Speed,X% Z7 `1 f {! [+ N' Y2 X6 J0 ]5 b* l
- RTS' _+ L" M8 ~2 Y! d; b
- 4 s' q Q$ @; |3 Z$ P" J) \
- L2_1:
( @3 |2 j2 d- q$ { - LDA Bullet_Type,X
. S- Z: V$ m% R* f: Y$ b) k$ m - AND #$0F
& a# s- k0 E* V1 q/ x - TAY
8 ~7 i- p8 {9 k8 ? - LDA #$00
2 V3 g; N% ~: d. h" t - SBC Bullet_Speed_Data,Y
8 z3 k) j& i) f, q- M! [- X - STA Bullet_Y_Speed,X
; v" b& L1 s8 @/ d( a - RTS
! F) y. K* V# k; ~7 J, C* E - 6 S1 G. `6 S- G% E- @9 z
- L2_2:
3 B7 v1 ~/ x9 R, }: b - LSR I+ ^; l" ~% t
- STA Data_buffer# S5 B6 c: `2 f
- LDA #$00. ?" g; l' @ R3 M0 }. i' m3 a9 c
- SBC Data_buffer
( ^/ ?, _, z4 g8 f0 E! ] - STA Bullet_Y_Speed,X
4 V- X/ ?. k9 S, U - RTS
& l _2 g+ ^. x* L2 j+ M" K6 B& D) q -
# ]1 `/ `, O: C) C* W& `, x - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
9 ?( \( T. ~5 O; K v - LDA #$00
; x6 a+ S, x; k, m( C5 U! ]& w9 D - STA Bullet_Y_Speed,X
1 s l9 W" J- N1 ` - RTS7 d6 { P6 P# b& {; L
- ) i+ \1 A+ y8 w4 j1 j+ R1 f
- Track_Enemy_X:
& F2 U8 U# K* Z, V, r! F. g& S - SEC
# u/ K2 k5 u) [9 r& T - LDA Bullet_X_Pos,X
8 _' J" |" u2 m5 c3 V3 W& m! R - SBC Enemy_X_Pos,Y; {* x& W; [3 C7 M
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X" Z" p5 \3 l% J" o
- BCS Track_Enemy_X_Greater ;子弹在敌人下方7 |7 ~7 Y8 A& }
- 5 n0 q- K" `: J0 l; p
- Track_Enemy_X_Less: ;子弹X < 敌人X
% C* A6 a: A+ I* B' K! C3 l - CMP #$FC2 O4 o, a" Q9 g' p
- BCC L3_1/ r. G& |. [ K a) @( G
- CMP #$FE( H1 B+ s$ P' S. ?
- BCC L3_23 h2 a2 _" O; q9 p
- LDA #$00
4 I, _' {7 u' _5 u2 i) K - STA Bullet_X_Speed,X8 F, u" }* Z8 a: N/ H% _$ q& U6 h
- RTS$ z2 L% ]. K# @3 A# B
- L3_1:
0 ^7 p2 m* f/ w% W7 H, @, h - LDA Bullet_Type,X
' a2 t6 G2 ] N2 n! o% z' @- N* [ - AND #$0F* q2 r9 D, J. G4 }' @2 T, [
- TAY5 V- t1 J5 Y) w! _
- LDA Bullet_Speed_Data,Y& u* H( \8 k/ t
- STA Bullet_X_Speed,X
3 o8 A6 z+ u. b1 W2 I% v! F - RTS
) w' }+ R) d+ y) f! V6 W - L3_2:
8 w! [. j- Q2 Y# r6 h6 o$ V+ J - STA Data_buffer: U1 W6 @% H5 S9 f1 F) |$ p+ p, `9 b" w
- LDA #$00) c j' ?! R; z* I
- STA Data_buffer* F, f% Y5 K9 \# B$ e; \5 d) K
- LSR
1 z/ [& I& r+ @+ w! ?% _" G - STA Bullet_X_Speed,X5 ^* m5 j3 x; T' Y$ P: T2 H
- RTS
! ~$ O7 L# l% J6 o8 x* e/ j1 S -
! a6 C* _8 K9 H% I1 U - Track_Enemy_X_Greater: ;子弹X > 敌人X
Y; e, m! \6 s% M& K - CMP #$04) D2 m2 U# o9 z% ?
- BCS L4_1, ]- ^ M0 i2 J2 E$ h
- CMP #$02 m$ ^" M6 w$ _- b7 ]6 Z
- BCS L4_2- ~9 r7 D4 a2 K/ \+ _' ?
- LDA #$00
- [& M: b' B8 ]" O - STA Bullet_X_Speed,X. V) l- ?" H. N! h
- RTS- l# N. s9 h* @0 j
- 8 `% a! A: j+ e" i# f, d
- L4_1: 9 g8 j) E/ ^) c
- LDA Bullet_Type,X
- X. g. U% x3 }; _ x1 z - AND #$0F1 o+ E( m$ P- E$ H
- TAY9 j# v) I% @; C/ d6 `
- LDA #$002 e7 C8 |9 w K2 N
- SBC Bullet_Speed_Data,Y
) ~: F) r+ O* e' C- E( k6 K" ? - STA Bullet_X_Speed,X% d! E% G6 i5 H- R2 s3 m3 r- ]9 h4 j7 n
- RTS w4 @% g# j0 V$ Q, T ^0 L
- L4_2:
5 y9 r0 |: _- }+ P/ u" Y; B - LSR
9 K; H9 t+ o' r7 W0 J, F5 X - STA Data_buffer9 E0 p6 T% e9 E: d# t
- LDA #$00! Y( {1 o& S: n. ?7 o
- SBC Data_buffer
( D4 Q) n& }& w/ p, s - STA Bullet_X_Speed,X( k1 ?6 E, u; V: W! F7 N" G
- RTS
: z( h5 k5 m% K- G* z; h u -
' R: V/ T3 G5 Q) D! c( Q( j - Track_Enemy_X_Equal: ;子弹X == 敌人X" ` R6 e8 v( s, k K
- LDA #$001 [% j8 Q3 X( C" D
- STA Bullet_X_Speed,X4 j7 S# E3 f5 A7 E
- RTS
+ @; L* u, }# F - ) j2 o: k5 W* W
- Bullet_Speed_Data:
4 O- Z h8 `, k; R/ ^, G# y - .DB $00,$03,$03,$02,$03,$03
! @8 _; x6 e" C/ Q& O4 c -
( [0 R* c: P/ Y* A# O3 J - ;2, 4关
! I6 l% y8 l. o& x9 z - Track_Enemy_Ex:
" B6 Z/ S. R6 ^$ l$ L& C/ Q - LDX #$0F
/ I: E0 Y1 {6 w5 B7 ]+ x' W - Track_Enemy_Ex_Begin:* X+ u9 H X T, d' L1 E
7 h: m: _& Y% \- LDA Bullet_State,X8 S/ ^* h& Z$ G- i9 ]/ T+ C
- CMP #$01
4 b) l, \/ \1 z _ - BNE Track_Enemy_Ex_Continue
( @6 X4 }. V1 z: R$ B" r4 n u -
. E0 g6 H, ^5 s5 { - LDA Track_Enemy_Index,X
+ s3 T, c: P/ \: b5 O. ] s6 R- | - CMP Enemy_Index; o2 }4 Q1 Z8 W! I I I9 S U
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标# I# z8 q" Y& O$ _3 y- ^7 v) {- o _4 G
-
3 ~4 X5 B7 M. p) H. ~) k$ F - LDY Enemy_Index& C/ k, g1 W+ ~
- JSR Track_Enemy_Ex_X d8 @& g5 I$ L
-
7 f1 B) y5 z* v5 k( { - Track_Enemy_Ex_Continue:
' E7 p1 ]1 J) h$ T - DEX
' N) h! V$ G- p! |3 J+ k* o* U# k - BPL Track_Enemy_Ex_Begin
' z+ u* a; G4 s+ } - Track_Enemy_Ex_End:
" x1 W/ X0 J5 C* W- W/ w5 d- Y - RTS
1 f7 l, f) N% u5 C1 v - ) I8 c7 {$ x$ S4 W! e
- Track_Enemy_Ex_X:9 ~* P5 |, ?, r2 S/ s9 H
- ;LDA Bullet_Z_Pos,X6 W5 f8 N J; l) V) M: G
- ;CMP #$04
9 w7 d! W% c. `2 \( ]1 n - ;BCC Track_Enemy_Ex_X_End& d; k4 f. l% o2 D" c' t; T0 h
- SEC
' c' N- m" b1 G* ^9 m! ~% u8 \ - LDA Bullet_X_Pos,X7 ^* S+ P& @- c p6 u" P; u
- SBC Enemy_X_Pos,Y
* v( Q$ |. c8 Q" }; x. J( t - BCS Track_Enemy_Ex_X_Greater9 G! V/ i# h3 P' g* |
- 2 r5 K! }7 `, q, C" L/ _& L
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X" e6 P& W( u" r
- CMP #$FD9 t8 \6 b. y0 [9 [
- BCS Track_Enemy_Ex_X_Less_End
# a2 j: k8 ^/ {% f9 v - LDA $6020,X6 Y% s& ^' _2 O
- CMP #$2A3 [: _- F( p5 ]+ |( ?
- BEQ Track_Enemy_Ex_X_Less_L1
0 F ?! |8 ~1 q - LDA Bullet_Z_Pos,X
# P2 D" ~6 C v0 u- ] - LSR
) G" N( E% a! G$ v - TAY
" C. j: ]3 G z+ Y1 P - LDA Bullet_Speed_Data_Ex_R,Y! ]( q( r, V! u; b' Z
- STA Bullet_X_Speed,X5 |- m i0 C& p A- j
- RTS
' k, `, C3 c" i c - Track_Enemy_Ex_X_Less_L1:
. c! d+ e/ ?+ J - ; H: A4 }5 [! ~$ h
- LDA Bullet_Z_Pos,X
2 c- Q" f: k' A2 c, _8 J7 X - LSR) W4 N1 v( c4 n7 ^# c9 u% x4 y; Q
- LSR1 n( T' S- h* \2 H7 o5 U
- TAY
4 K5 m! R0 T- n% G% Y! H$ m+ ~ - LDA Bullet_Speed_Data_Ex,Y
/ |. m0 H" @3 w4 ]8 F - STA Bullet_X_Speed,X
7 v$ X% A# x2 h+ | - RTS
2 `, G( N2 J2 ]4 J - 2 o7 p" r$ {( a( S- {0 e1 [
- Track_Enemy_Ex_X_Less_End:8 }- o; A4 ?; C: m
- RTS9 B( H; @( H2 h8 T& \" L
" ~9 L5 g% r6 }4 D- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X% K9 u1 P* V8 O+ S9 y* \
- CMP #$03
1 O! p# ]' C' S! d5 h5 t - BCC Track_Enemy_Ex_X_End+ k( L2 S$ K7 b7 J: Q; o, T# u
- LDA $6020,X
. R5 U) C6 X" `0 A# b0 E2 [& x - CMP #$2A
' Q3 n; q( s9 N6 l$ |2 M - BEQ Track_Enemy_Ex_X_Greater_L1
! g# F' ^) ~& i2 o$ s0 ?* L4 s - LDA Bullet_Z_Pos,X
% w. E; k' I. J F2 C - LSR
+ v& U E T( q& f) t+ R) \3 r4 A - TAY
7 p, S9 j/ q. m3 r" m; L - LDA #$00
0 [; u' k6 O- N5 K - SEC. O0 c V" l2 S
- SBC Bullet_Speed_Data_Ex_R,Y. ?1 W! Q& @/ t
- STA Bullet_X_Speed,X
7 @% R3 c& d- Z) ~% n5 O5 O - RTS4 q. ]/ B# a* Z' x" b- d. `
-
% ~7 ]9 E+ @9 t; e5 i' f1 N - Track_Enemy_Ex_X_Greater_L1
5 p/ j- E" b& s4 j9 e) Q. p - LDA Bullet_Z_Pos,X/ Q4 j. k7 u" E O+ U* Z; p
- LSR
, V j, @( m2 _7 Z9 ?% p- u - LSR
' _4 a' N% Y( q( M8 a M - TAY7 g6 A7 L8 U! x7 m
- LDA #$00
" @ q4 T: A- }, }; y - SEC! x t% @# c7 d; |9 O1 R" S" {
- SBC Bullet_Speed_Data_Ex,Y* v6 j/ @2 o7 F5 x+ @/ k
- STA Bullet_X_Speed,X
# |7 u+ j# F% F( d - RTS( V) [+ d+ ^* ~8 H0 U; _) [2 z
-
5 V9 V1 r* L2 \/ M+ l" |" F% N3 u - Track_Enemy_Ex_X_End:
2 J8 [1 M0 a' e" s7 {2 s2 h - RTS+ b2 S7 @$ g8 q4 I) z2 ]: n6 p2 X3 @
-
y i/ A& `! w( I - ;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). n% o0 p& Y2 s# Q# m% E0 T9 I5 I! l
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
6 y; m9 u$ W0 z' q6 f( | }1 ~ - Bullet_Tract_Direction:, x- h% b2 c; G% @4 @
- LDA Bullet_Icon,X1 z. D) J' ~7 p8 @+ N1 H& V5 }; y
- CMP #$23
. ^1 r8 w( B1 b3 i8 F# F% N - BCC Bullet_Tract_Direction_End
: Q* P# J8 d9 F2 [9 S - + h# G5 u3 M% F- }
- ; X != 0 i( u' n) I# e* u ~; J9 ^1 v4 Y- M
- LDA Bullet_X_Speed,X2 U8 L* @( S# e- B4 p$ B, T
- BEQ Bullet_Direction_V5 \" | a1 ]7 \/ X- \! \- x2 P
- " u$ f( |2 q/ M- \6 Q/ C) ?
- LDA Bullet_Y_Speed,X
4 b$ [' g9 k$ R! o4 c0 \9 S D5 \ - BEQ Bullet_Direction_H" o" C" g% R8 \7 m
-
" l$ S% l# E5 D. W - LDA Bullet_X_Speed,X% j% T4 u4 d, r% M
- BPL Bullet_Tract_Direction_Right; Z, D6 w, Z: f) \+ e* ~* p
- Bullet_Tract_Direction_Left:" a* J; I5 a3 V& l
- LDA Bullet_Y_Speed,X0 j' i4 ]6 G7 Y
- BMI Bullet_Direction_Left_Top
/ L- Q' T- J, ]4 D - BPL Bullet_Direction_Left_Down
$ J: i% p( t3 D - Bullet_Tract_Direction_Right:' a* M- ^8 H' N% K# t( P
- LDA Bullet_Y_Speed,X+ A' e% ~) I4 o1 A! M
- BMI Bullet_Direction_Right_Top2 X i6 x( Y/ `) o; F! v3 J
- BPL Bullet_Direction_Right_Down7 I1 U& l" q' q1 F* s
- Bullet_Tract_Direction_End:
. K9 o1 D3 \; l( |7 M; l) ^. B0 e - RTS0 m+ v# D: t" `8 D. P
- 2 F. J$ m+ L* I
- Bullet_Direction_Left_Top:4 h% h/ c7 H* X; m9 k# O! X
- LDA #$25
. G3 X- c1 q$ E! {$ @0 J" t L - STA Bullet_Icon,X* z* f, z" W0 h
- LDA #$C0
+ a6 \) M; V1 _& G% O8 c/ b& d! I$ b - STA Bullet_Direction,X
2 ?, y# X) Z: H9 W9 g( e4 E5 s. N - RTS
) t5 K+ Y3 H% p! c0 A
' l+ X1 G3 I( u3 I- Bullet_Direction_Left_Down:
2 h2 y+ N+ A% T - LDA #$25
- X2 i! W' W! r6 k8 E/ M1 S - STA Bullet_Icon,X" d @, x0 y7 ~: _/ c8 X
- LDA #$40% H) \7 w1 B" L1 @9 M! l
- STA Bullet_Direction,X
! e" ?" R: I$ D" c5 L - RTS8 M6 K* v/ v: l
' V9 W0 p1 g' a, T2 P( F8 V+ ^- Bullet_Direction_Right_Top:
( @4 p: c2 U9 X# r% g3 R) ` - LDA #$251 W5 w9 L! f. o+ d' w9 ^5 ~- y
- STA Bullet_Icon,X
4 D* X( \; F. _ - LDA #$80/ ^& D; N3 T+ s. S
- STA Bullet_Direction,X6 m6 q, e) u' X" c2 j& \
- RTS
7 j! R5 J* l3 N7 t- {$ F1 s% X
4 J/ a z- ^# X1 U0 h5 ?- Bullet_Direction_Right_Down:
8 _" F, z3 d( d; Y0 U/ p2 g - LDA #$25
+ t7 e q+ L- e4 \ - STA Bullet_Icon,X
6 g, ^& ~( W2 _7 G: I - LDA #$00
* F& z0 I# _6 r* t; _! E; F; T - STA Bullet_Direction,X
9 n) ^# q! _" P. d: r; j. V3 I! G - RTS* n" m7 e7 H" M$ K
- ) o* J( C b, C+ J/ J% T
- Bullet_Direction_H:
1 c7 w4 H5 V: |; M. R - LDA #$24
( T: [, m$ d( @+ Y0 x: D - STA Bullet_Icon,X- a+ D& [4 h2 V, K9 |
- LDA #$004 I9 r( V; a2 J" u
- STA Bullet_Direction,X
* `3 ^+ }7 K3 E - RTS
8 C! z1 {/ x2 O, j6 Z5 \ - 8 j1 W# N' m+ I& m8 T+ c" x4 `
- Bullet_Direction_V:
3 a ^+ l* w9 o% z, Y - LDA #$23
( h7 O/ x* V( }5 h" [# v - STA Bullet_Icon,X. ~4 ^3 e3 `4 L8 u
- LDA #$00* V7 \! A, X ]. o1 v
- STA Bullet_Direction,X$ \2 P% G, V% p" H0 w1 l; ]
- RTS2 @7 c: [* y* q& B. p$ f: l% F
- % M3 u5 l9 d0 @0 s0 ?
- Bullet_Speed_Data_Ex:
9 J. i K) s9 V9 G( \$ ^# y - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04& U4 A2 Q- c3 u
- . [1 l0 d' x( N/ d
- Bullet_Speed_Data_Ex_R:
/ ^7 L* C$ P. r# W+ x6 @ - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
5 j- n: i3 S2 ]0 ?2 [& y -
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0 A3 J ?5 @1 f! W$ y$ o, |. x( P3 S$ v0 i: @% t1 _
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