|
|
[FC][魂斗罗][J][追踪弹]& g% ]* S2 G- n) V" \
, C* P- a" z$ e, \) e$ C; |
时间:2023.04.30
% d8 C5 m3 e1 H# H2 {- F e作者:FlameCyclone
8 y* g ?9 V: v内容:) I3 t$ J' ~/ X
1. 所有子弹追踪敌人
- C2 ~- q: |0 A 2. 选择键切换武器' m& Q8 i9 t( l7 i! V) m0 E
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. m; L. f4 \! e8 d
- x3 V2 L; R0 q/ h& _8 Bflamecyclone.ys168.com; n% o1 z+ A; T; W1 e0 ~

2 N0 Q! D. L2 C1 e& g; E. j- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
) C1 P: T+ g8 | - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
/ c' r1 r" }+ C$ K# B: ~* i - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)+ y$ R) O0 e& m+ M0 B1 [
$ Z. h: L7 I0 V- ;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)
+ l0 V, t6 H( j9 G# y- ~' e9 w8 N1 A - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上 ?( v6 U, I* m0 ~# X! y1 B5 @
- : H3 [7 `/ r! ~1 i( p! W! H/ d" F
- Track_Enemy_Index = $6000
9 Z, ~9 ~' u t- B2 T+ h2 P" E, J- v - Enemy_Index_Begin = $6010 S4 ^$ }! L5 U5 S4 U8 Y
- Enemy_Index_End = $6011
4 y G0 |& ~% ] - & t% `% x7 c5 \8 n
- Loop_Index_I = $6012
6 {( ~9 Q3 `& i# Y; s4 Q0 G, ^ - Loop_Index_J = $6013
' W3 e) `9 o. b4 i' i, S. }5 q8 i - nEnemyIndex = $6014
8 t$ Q- E# r9 x: w% i5 Q - Data_buffer = $6015
. z, Y; P5 b, y _ - $ ~' M3 O. G1 V! G6 {6 ^1 U; \
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
5 Q1 ?4 s7 P8 w8 S - Bullet_X_Pos = $03C8 ;子弹水平坐标" e" P* R; |# A) `
- Bullet_Y_Speed = $03F8 ;子弹垂直速度- E/ @% @. ^4 l6 F0 P, C) f
- Bullet_X_Speed = $0408 ;子弹水平速度' `( i- z- S+ z* t: f
- Bullet_Z_Pos = $0418 ;子弹Z坐标' \& v- J6 C. p* U, y- J1 Q' T+ D
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P& [+ t, \% f: K) G! Q8 f, o
- ! ]3 J9 W4 y% c& \+ }1 A; y' K! _
- 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8 K3 K, U: A" @2 }, o! I0 k% a
- Enemy_Blood = $0598 ;敌人血量
1 ^8 q, Q4 o$ h+ d. }: Y+ G& X7 P - Enemy_Type_Addr = $0528 ;敌人类型; X& I7 a J! Z0 m* s
- Enemy_Blood_Addr = $0578 ;敌人血量/ L* _1 E% B, F2 M% c" X1 f
- Enemy_Y_Pos = $0324 ;敌人垂直坐标$ Z9 u3 c7 R; n% f- E! \
- Enemy_X_Pos = $033E ;敌人水平坐标
( t1 v& D/ s8 b$ b+ q - Enemy_Y_Speed = $04E8 ;敌人垂直速度3 `& C5 T1 i. J! m% G# T* x
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸$ v" I: C& X7 E8 ?' ^3 B
- $ j; Q9 R# H! P! h% P6 z- w2 q
- Enemy_Index = $83 ;8 k- e c6 F' A8 ]+ g
- Time_Count = $1A
+ }; b# I# k! }5 C! Q& `. ^7 k1 B - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
2 _' C z V7 D# L+ a/ c - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率3 q w! u7 ]: q b1 n# O2 F
9 s6 a( W4 }3 Q3 }" I- ' k$ ^6 `9 o) `% ~; T
- .ORG $6100
: G9 P4 v( z/ Z. ` - Process_Begin:% q3 Z! X0 ^2 A
- JSR Enemy_Check
& `3 a7 I* n' u5 E+ h1 F" U& c* \ - JSR Track_Enemy_Check$ G3 U5 B& y6 x" S, \% j* A9 u) E
- Process_End:1 r, v0 ]2 _" z& X
- JMP $E54F
+ i& u& T1 ]+ H# F5 h - & \3 e- q4 Y' X6 z; f
- Enemy_Check:5 F2 l' c3 Y6 i2 ^ L# N
- LDA Time_Count
' b" |" _6 F0 i! O3 e - AND #Track_Bullet_Speed' l5 }+ S# ?, G! `- R( x" u
- CMP #Track_Bullet_Speed, [' w# P+ _5 O
- BNE Enemy_Check_End
' Q3 `7 z) d' f2 { - LDX #$0F
N+ Y0 s. W% ^4 P( K5 R - Enemy_Check_Begin:3 V8 S8 a7 n) j
- LDA Enemy_State,X1 V7 U; }+ h+ Z% c4 f( w" C, h
- BEQ Enemy_Check_Continue
+ R( H7 Q+ m. c$ w - STX Enemy_Index, r1 `2 l3 p+ n& }. x4 z5 o
- JSR Find_Begin_Enemy
" E7 u( i- k; M - JSR Find_End_Enemy
( o. R9 |! ?) P+ y5 h, ^# X: ^ - JSR Bullet_Track# J& a; Y3 m, R+ Y" ^' y
- / U* P( F# }+ O
- LDX Enemy_Index
8 ^& O" C& ?1 [2 |" [; B - Enemy_Check_Continue:7 U. u4 D( e$ d8 o/ u$ [
- DEX
6 ~% K: ?& q% l$ b. A' N, B6 i - BPL Enemy_Check_Begin
- O7 G. w/ g0 T0 a# ? - Enemy_Check_End:6 V7 Z. b, c5 A
- RTS
. G d( K/ o1 R -
0 F0 P% I2 q H# J! s: E0 k - Track_Enemy_Check:4 _) Z% q2 ~, }0 G) m
- LDA Time_Count# N+ Z- v7 M8 m# ]/ L
- AND #Track_Enemy_Speed
, M/ }/ q3 j5 r9 T - CMP #Track_Enemy_Speed. |+ c' M0 ^8 n7 L" j s
- BNE Track_Enemy_Check_End
6 A9 I) x. l% I6 R# [" ~8 b) y - LDX #$0F
4 g8 R- t7 U: E8 B. B- t5 B; M - Track_Enemy_Check_Begin:
2 H' o$ S, Y W0 A* o# @5 Z; m - LDA Enemy_State,X
* t* y/ F/ ?/ T7 A- S' X - BEQ Track_Enemy_Check_Continue
9 y2 W& c4 Z/ Q2 K - STX Enemy_Index
- B+ U! B. L5 Y: R/ ^. x1 ] - 5 E0 _9 u/ R% o
- LDA $409 K+ h! l/ y) H( Z( ]
- LSR
- t- ]/ d# O! W4 x$ y - BCC Track_Enemy_Check_Begin_L1
$ y2 e4 }5 b* A/ v' ] Q - / b# ^9 [. ~% h8 a9 p# C2 C% h8 N
- JSR Track_Enemy_Ex ;2, 4+ u# F+ Q2 `; u- L
- LDA #$00' w X# d9 ]1 ]% N( Y: S! @. ]) t
- BEQ Track_Enemy_Check_Begin_L2
) H" j6 ~! A7 q1 p- @( a. p -
! h( e: S- A! U; K9 T - Track_Enemy_Check_Begin_L1:
6 H Q8 R" V, B( @ -
2 a! J+ o D( Z p! W/ t% ? - JSR Track_Enemy
Q+ l7 Z( j+ \ - % k. G, M: K, u& |( x
- Track_Enemy_Check_Begin_L2:
0 s$ w: L& P+ {# j/ {. I% _* h# @ - 8 P Z' f Q [' k! t4 o5 t
- LDX Enemy_Index
* L- J9 s- @( u( ^ p - Track_Enemy_Check_Continue:
2 J: i+ f1 Z2 |8 z( L& ? - DEX
0 T, y9 w/ {2 \' \$ L2 [. ?- d; H" h - BPL Track_Enemy_Check_Begin. h6 c. Q! W8 F4 W
- Track_Enemy_Check_End:9 ~' d2 \; M$ v9 C5 i" ~) L
- RTS
) B, q- r/ j( f. \* G& |/ j9 C( z
" ~ ` ?! b& {
( c, b8 r/ `& G; k# \0 ^7 ]& i- ;查找第一个敌人; Y8 Z4 K7 f3 K& b
- Find_Begin_Enemy:
& t! j6 m" Y. @* B1 C - LDX #$00
- q1 Y# ?8 g' \$ N5 ~ - Find_Begin_Enemy_Check:( [. w, s* \* J
- LDA Enemy_State,X
& b" {8 u/ @: t - BEQ Find_Begin_Enemy_Check_Continue
" b* g0 c* u' U. P# a: L4 m5 e. ]2 v9 |/ c - LDA Enemy_Blood,X
+ S$ W, m4 G' L& y$ Y. z - BMI Find_Begin_Enemy_Check_Continue
+ o( i+ g+ u( m) Q' P - BNE Find_Begin_Enemy_End
7 P$ p# ?% U( T( q$ s) }7 f" f - ' W9 }( E. }: P
- Find_Begin_Enemy_Check_Continue:2 g5 }' P' _4 j6 G6 d% @+ E5 L
- INX
6 q. N# ^; W7 V, L/ d8 _ - CPX #$10
& R6 }. p% ~1 k1 V" s b - BCC Find_Begin_Enemy_Check
$ }/ V5 [' k/ K$ K) L9 { - Find_Begin_Enemy_End:) ]2 u, I+ v4 n& q1 L4 i
- STX Enemy_Index_Begin w0 O% ^# J4 U g; y6 |* ^
- RTS) p7 Q/ Q3 f9 f/ p% `
/ [1 U! c: C) b1 w) `- ;查找最后一个敌人
2 r: d7 W: S. _+ A+ ^ a1 @ - Find_End_Enemy:, }% m, W3 ~3 ~. v( s& _
- LDX #$0F
4 Z. R* q2 Y3 [: v8 ~2 D% J - Find_End_Enemy_Check:
3 l: f; f& ^8 T% U2 N. V: ~ - LDA Enemy_State,X W& p, T, E1 k) O- M. ?4 v
- BEQ Find_End_Enemy_Check_Continue
L& f" U" G) B$ {* O( c - LDA Enemy_Blood,X$ C, I/ _# b3 `! J2 n0 K+ l& V
- BMI Find_End_Enemy_Check_Continue
; F9 [* P. ~1 o5 C7 K - BNE Find_End_Enemy_End
: m# K. j" [+ d: `4 Q1 Y$ |, U K - ; y0 \" h; Z( b0 d" @' U$ c9 h
- Find_End_Enemy_Check_Continue:
; y9 m1 h# l) a( K2 [/ P Z! A8 K - DEX
1 e$ t/ m; I. d0 A! o8 m, X - BPL Find_End_Enemy_Check
3 U5 z N' G( W. W - Find_End_Enemy_End:
! q; G9 F9 _/ V" o+ D - STX Enemy_Index_End
3 u! ]+ P T4 q2 Y: y - RTS! q; G8 X) x4 O R/ @* z9 x
- % K7 w5 I- {- w0 S+ p
- ;子弹追踪" ~! V g' r3 F- j$ P" H
- Bullet_Track:" J2 W4 ~. t% @
- LDA Enemy_Index_Begin7 z$ z' g2 e! U$ \5 _0 E+ y! T& B5 Q
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;* N! e E0 f7 s0 F( X; A- C. [
- LDX #$00 , b, ]- F6 v' a
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
! L: M: H) e- [$ L7 M - LDA Bullet_State,X
) [- X, b) B, ?% k8 A - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
, m9 f. S- R9 J% Y' s- ^+ ` - STX Loop_Index_I
7 R" B6 S T6 a, r u( T! c* J7 K7 P - ' ^# t+ q/ @4 f
- JSR Bullet_Track_Enemy
# \! h1 E- R1 Z" M! V - JSR Bullet_Tract_Direction' q- @2 }' M( M
- 7 k" U% F7 J" E+ N" f
- ;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" Q( ^2 u- M8 O; T- a# T
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;; O2 K- b/ E2 J1 m* b* x: A
- LDA nEnemyIndex
8 t4 O! p8 Y7 g5 {+ l6 ?* t - CMP Enemy_Index_End
. r5 O* ]) B& a& E - BEQ Bullet_Track_Check_Continue
+ m$ l8 o% K9 c; D( m; }; m - BCC Bullet_Track_Check_Continue
6 |& C; g4 y; z8 @% W+ e - LDA Enemy_Index_Begin) [% O! L( H2 Z- c7 h
- STA nEnemyIndex: [) m, o) v8 o4 P. T/ }- ^' ?& v: k$ F
-
" ~8 F# h/ n8 t! D ~5 X1 A - Bullet_Track_Check_Continue:
& J+ z& n! ]% N0 S# @ - LDX Loop_Index_I
1 z6 h9 d t' W8 G! [ - Bullet_Track_Check_End:0 P% ]' k/ ] J2 I
- INX# v1 k0 }# K8 h, a7 t& _7 u4 @
- CPX #$10
$ l$ A0 X0 O4 J, g9 b6 E - BCC Bullet_Track_Check" ]1 g4 a2 P! R5 o! k
- Bullet_Track_End:
! {( e' L2 l/ T1 Y9 c$ Z - RTS3 U$ I4 t8 {1 M# ~" y" W
-
+ s$ Q7 z+ R, j - ;给敌人分配子弹
- P! u! y7 M5 }" M% E7 T$ ] - Bullet_Track_Enemy:3 w- n( W" y! i+ D' I
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
. i# p1 B6 t# r& u4 w* T9 Q - Bullet_Track_Enemy_Check:
- L5 T* L& J+ J# L( w - STX Loop_Index_J- J) q9 g4 v4 v+ J1 n7 k( X# t
-
: x' d8 E% w: j8 n; ? - ;if (0 != nEnemy[j] && -1 == nTrack[i])* J$ N, f% W% l7 x0 ]. e
- LDA Enemy_State,X4 e x% H4 z/ Q1 X' ^
- BEQ Bullet_Track_Enemy_Check_Continue
8 b) N' H$ h, ]7 m' v2 x - LDA Enemy_Blood,X3 |' r. Z9 k% o3 W3 b5 z ]2 `
- BMI Bullet_Track_Enemy_Check_Continue/ T, V/ ?" R* ?) l
- 3 r1 p0 ?* n; s- e7 f( q+ _
- LDX Loop_Index_I. c# z5 R/ ]/ Z0 \
- LDA Track_Enemy_Index,X
( m: u4 T( Y7 o* a# X - CMP #$FF
' H! z1 S2 |/ Q) D1 p6 x - BEQ Bullet_Track_Enemy_Init" X# ~8 h, `! w* _' J [
-
; Z& t& W) c) R - Bullet_Track_Enemy_Init:
( h3 a1 ~4 S2 }1 P: z7 q - LDA Loop_Index_J
: p9 S: ~5 W" N; w0 w2 K+ V* K - STA Track_Enemy_Index,X ;nTrack[i] = j;
# A" g6 l# I3 |$ F) n- F$ t -
% j# r. P, ?- _: B" E9 Z4 a - STA nEnemyIndex
. O n8 Y* f. X- p: ~ ?+ [% b" J - INC nEnemyIndex ;nEnemyIndex = j + 1;
/ x( t/ D3 s1 r7 Y( F - RTS ;break;0 H8 `6 c% U4 g5 d! a" f4 y
- . N: Z4 t. l( q! ~0 c" U
- Bullet_Track_Enemy_Check_Continue:
2 `. K- N& C: i9 L - LDX Loop_Index_J
& P R. Z: ^1 _! T - INX ;j++4 k% [: R2 E% x; b/ n
- CPX Enemy_Index_End
* ~6 C; N- n8 f3 q# Q% A - BEQ Bullet_Track_Enemy_Check
" I6 V$ H% |" C1 g - BCC Bullet_Track_Enemy_Check8 J5 w/ A5 B1 v0 }0 y( \
- Bullet_Track_Enemy_End:' L" |$ b4 K% o! f6 U$ P* m
- RTS
) T; c' Z' s- Y8 Y/ K - * z# b2 V3 c* [. ~3 C
- Track_Enemy:7 B- l7 _( n- K! c5 Y
- LDX #$0F: w% r, u( N( A) X
- Track_Enemy_Begin:: I4 S6 A n$ G* b7 p
- LDA Bullet_Icon,X
- Z8 z* G4 S0 h3 \. {/ J - BEQ Track_Enemy_Continue& u/ d3 w# A9 ?0 e( i, k
- LDA Bullet_State,X5 ^- _9 v7 f: E; `
- CMP #$01
& `: @8 l# W, J/ w9 ~; g! G - BNE Track_Enemy_Continue4 X: H- f) S( z% n$ b P; L
-
9 I. Y, d+ Y+ e! j - JSR Track_Enemy_Process
5 x: \) Q, b" s: L3 |8 k0 V -
, o+ g& E8 d6 l9 w - Track_Enemy_Continue:+ g2 N% t. ~ S( H5 R5 `9 t
- DEX. G Y% L- o5 j$ O8 e( J2 `
- BPL Track_Enemy_Begin- s9 a+ r3 K, b- W( T$ u; y
- RTS
, z+ L' B: v+ [& r5 e - + U4 ?. j$ u+ R* ?5 V1 L2 x' B
- ;普通关卡) c; q% q/ G- n$ y& L% W8 K# X
- Track_Enemy_Process:7 X" q+ a/ H6 w U% a1 ?# {
- LDA Track_Enemy_Index,X( Y( b7 D* j9 k2 J- e
- CMP Enemy_Index
' F8 p4 F) y- y - BNE Track_Enemy_End
) V7 N) ?/ `, i3 T* d) m0 z - LDY Enemy_Index
: E1 T. T# f: c% w - JSR Track_Enemy_Y
# R7 Z8 t& {2 E - LDY Enemy_Index
/ K: f% o+ j8 V: d& j0 D - JSR Track_Enemy_X& t: _% Z& `/ W9 U
- Track_Enemy_End:# ~8 j9 i8 h% G8 A4 I. I
- RTS, q+ R( F7 f% e* E8 p: v" Q, B# F
-
5 @2 V8 M g+ _' f - Track_Enemy_Y:
" F1 D h: a8 U% Q+ @* A9 O1 K; R - SEC+ J( p8 l3 j- {/ ?* U: M w
- LDA Bullet_Y_Pos,X
& ~6 o3 ^& d+ a - SBC Enemy_Y_Pos,Y
8 S. A2 I, M7 _7 i - BEQ Track_Enemy_Y_Equal- ?4 E# S1 P9 b! V
- BCS Track_Enemy_Y_Greater6 C' _. [- ~5 t
- ; H- d* x; L) g5 J* z
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y
; _, f {7 j, e - CMP #$FC5 [7 s! e5 ^4 L9 Z- f
- BCC L1_1
7 p- J5 N7 O: P! k/ I0 v5 e y - CMP #$FE
. f" b2 i( U9 ^/ r - BCC L1_2- C8 D) k' O9 V3 B C: s; h
- LDA #$00
% u( g+ \: X2 \8 Z& }; {* D - STA Bullet_Y_Speed,X0 b. }2 Y' y( [6 @# M
- RTS
+ o2 c, Q9 W, R* D' V: W - L1_1:
5 `: I9 _' p% M: r, A - LDA Bullet_Type,X0 e. o. s% k; `* [7 k2 Y
- AND #$0F* P' {6 P% O+ w
- TAY- L1 G5 ^* c1 j0 G0 L6 f
- LDA Bullet_Speed_Data,Y G# ^- O7 k. D, j
- STA Bullet_Y_Speed,X5 m5 V& G5 L X8 U9 o e B9 G
- RTS- p2 M2 w1 _" c) d1 _' H! l% g/ g
^) f: T. V$ u/ e- L1_2:
, B) q/ u+ E+ h, H3 W0 m! J9 _' Y - STA Data_buffer; X/ w- h- c. {! p
- LDA #$009 C0 f7 g; B4 R4 X! @
- STA Data_buffer b: e4 [$ M0 s
- LSR W, b2 ~' K3 r6 P0 B
- STA Bullet_Y_Speed,X
1 }# r4 s& P4 v5 f1 a$ i - RTS( D. M% e. R* e, }2 V6 H% K c
# m: @% b- Q9 m) |9 O4 O- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y5 {' G# a) B9 L1 t$ u# d
- CMP #$04
5 r% i/ W2 ^" U - BCS L2_1
8 `9 A5 L, }3 U/ x- `8 S - CMP #$04
@+ e, E; U) c1 z' ~% { f - BCS L2_20 @% F8 }) ]: {9 |4 W- P; l
- LDA #$00
6 B& h2 w" e9 Y$ C- M; e - STA Bullet_Y_Speed,X
5 r' K* f. b! T! S& e O+ x - RTS5 h8 g7 a* n0 O }" \
-
% Z& ^. f7 F: T0 b% P7 K1 X - L2_1:
& Q* ~7 F& a% o5 i5 P( p9 @ - LDA Bullet_Type,X
( q+ i/ i R6 t H' f8 R, e - AND #$0F
6 Z, R" j! ^' _$ o9 ~ - TAY) R4 f9 r0 R/ M9 W4 W, B
- LDA #$00' _; w3 Y5 A' H0 ]7 L" I+ D
- SBC Bullet_Speed_Data,Y
% q" a& h+ w9 o. B% v7 i' d& X! ~. h - STA Bullet_Y_Speed,X E* V4 v U6 O9 t: n9 T
- RTS6 I* m6 }, d; h0 k/ y) Y
-
% T8 Q9 n, o# T% S - L2_2:6 C* ^. h+ v0 Z0 i. F4 L( ^: C
- LSR
/ [( O$ K' |) l. H - STA Data_buffer
3 f- H; F% o, l2 J - LDA #$00; A8 h% [% _/ n3 |
- SBC Data_buffer
6 H4 C+ Q }6 d9 j$ P - STA Bullet_Y_Speed,X/ J* \2 {. C; n+ b
- RTS- D( E! p" I6 y( u P. t. A
-
0 w/ Y& v0 ?' M+ Q/ b - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y1 M7 f0 Z9 Z+ w* J& ^
- LDA #$00, y# l' v. [5 ^0 c# p4 O; J# Y
- STA Bullet_Y_Speed,X
+ m3 S& S! z1 Y2 f4 I - RTS* z! G$ \6 q( v T$ b
- ~& X! i2 ~3 Y4 u. f" B
- Track_Enemy_X:9 J, L( y, P6 Z
- SEC
/ Y k) \' A8 i9 |/ U6 H, f$ @ - LDA Bullet_X_Pos,X
! ?# G+ r! c8 v5 F# { - SBC Enemy_X_Pos,Y
! `& K$ \, P7 h) [ - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X0 d" V% e, S( u5 y4 F
- BCS Track_Enemy_X_Greater ;子弹在敌人下方& z# \) y' f' k q2 A% F
-
0 A' P) f! G( \% y) `$ U - Track_Enemy_X_Less: ;子弹X < 敌人X |1 E' h1 C" M0 C! E/ x* `
- CMP #$FC3 e. Z, _0 [ d7 |! t. L2 W
- BCC L3_16 R* h# W& S# X
- CMP #$FE
, g. B9 Y) C- h! o* i5 p. I1 G - BCC L3_2
7 `% n9 |) v" K8 C3 t- L% S4 Z - LDA #$00+ O0 a6 h' ~; Y, l3 q& p
- STA Bullet_X_Speed,X
& p% R( d T9 X' ]/ g0 ?9 A3 B - RTS
2 v, `# x! R! _. r" g - L3_1: 6 A- p& A( b8 ]. b4 i4 v0 m
- LDA Bullet_Type,X
6 l2 M/ V2 S" q0 t, k - AND #$0F
& Q% |1 c, n& {4 U - TAY
# i$ f) E" ~: G - LDA Bullet_Speed_Data,Y
- Q" ^7 d# Q+ u4 z - STA Bullet_X_Speed,X
" T, | |# D: X0 v# u/ O - RTS% @ n, A/ d; Y L
- L3_2: % V0 p, W* ^5 I! \) m
- STA Data_buffer
/ w% s, d2 b) N' ~ - LDA #$00+ c3 O: V. k+ W b" Z4 R
- STA Data_buffer- i% t: C: T; f
- LSR# W6 j' p5 {( U" Y+ ^ ?
- STA Bullet_X_Speed,X$ J+ w( j5 N7 ^/ F- S6 B7 B
- RTS+ t* ~0 Z1 R2 v* i7 q y
- " N0 h0 [& B; S* M6 A6 s( ]
- Track_Enemy_X_Greater: ;子弹X > 敌人X. m- i! c! s) F# V- n4 J
- CMP #$04
: q" C+ m0 q' G" |, K - BCS L4_1. i0 N; {4 l2 u: N3 k$ F5 }2 y0 Z
- CMP #$02- G5 [7 p( q& d! ]" v
- BCS L4_2$ ?9 D) R4 m) k. i
- LDA #$00
6 z* T* E6 d8 A7 a8 W8 f4 N - STA Bullet_X_Speed,X
* m, a6 y6 T2 ]9 I - RTS
% Y) W2 ?6 A& ?9 H3 k9 T1 E - ; D6 c4 S0 k8 N2 t3 r
- L4_1:
1 R1 w- V& Y4 y8 N3 N - LDA Bullet_Type,X8 S2 Q U, V# s
- AND #$0F
" j. H9 Z- _8 E* a' y. { - TAY# Z/ g7 d: e; Z3 Q+ _" a
- LDA #$00) R( M# b9 `) G0 m: ]: V6 ]1 {( q
- SBC Bullet_Speed_Data,Y+ r8 [& ~) b7 V8 s6 a
- STA Bullet_X_Speed,X& B% N" k, T6 J4 S) z1 [
- RTS
+ E2 d5 [7 f9 @* A) q5 f0 p% U - L4_2: B% m# y0 B B- }0 q' _
- LSR: y9 w2 M3 \6 R @+ h$ X9 M
- STA Data_buffer
: c; l- u9 h( A3 z) t/ E/ T - LDA #$00& t+ G) T8 q/ _* I/ u! L
- SBC Data_buffer2 m V, E. ]* F0 V1 Y; Q4 J
- STA Bullet_X_Speed,X3 Q6 y* X+ o* @; z8 y8 i
- RTS( `4 D2 o- K& y6 O+ X0 c" W
- 4 D5 P7 j0 [9 T: e) f
- Track_Enemy_X_Equal: ;子弹X == 敌人X
8 o5 S' s; _" G' q& C - LDA #$00
; T: K( F5 a2 V6 D0 z, E - STA Bullet_X_Speed,X
% b3 @7 b, F E8 n; h0 B - RTS
1 K b8 L, ]3 W -
$ }) W; ~9 u) W5 m* n - Bullet_Speed_Data:; Y, U7 ^' Z5 L+ J7 D @3 o9 P
- .DB $00,$03,$03,$02,$03,$03! C- I9 Q9 y5 x H' q8 _
-
3 `" u V! m2 J6 } - ;2, 4关$ Z+ N" V3 W! U0 D
- Track_Enemy_Ex:
! V, G8 `" ]8 C- S0 @3 |+ L - LDX #$0F
3 m r" j1 Y& C2 j" G2 L - Track_Enemy_Ex_Begin:
! \/ P5 V" p9 ~; ^+ V/ l - # J. z R% I' K, h7 ~, f
- LDA Bullet_State,X% y) n( q+ t$ `: @$ ?
- CMP #$01
: g e, a' @4 I; [$ ? - BNE Track_Enemy_Ex_Continue
* }* f5 i/ S( y" R -
2 \, T- E. s3 R3 [ - LDA Track_Enemy_Index,X& j* j3 }0 U8 j5 u" y! F& `/ ^
- CMP Enemy_Index' j3 Z7 P% k6 _& }& {2 R$ h
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标! N1 B5 E ]8 s$ c
- * f/ y7 x. o! q4 d' }. t) h
- LDY Enemy_Index/ ^4 p. }9 V! ], D: c# ~' F# U
- JSR Track_Enemy_Ex_X
) e3 i4 X* P2 h/ I: v( g7 J. H; @ - ! Q0 P) M/ q) s
- Track_Enemy_Ex_Continue:4 F) B* {5 X. x
- DEX; G+ l; w6 a7 k3 ?
- BPL Track_Enemy_Ex_Begin2 K: X1 J# @7 k& p( I, y, V
- Track_Enemy_Ex_End:
9 P. P: P% r3 u - RTS
/ ]+ q% B. b- z6 E2 F; l& ?. I - # ^) x/ {/ d+ N& l. X) K7 l
- Track_Enemy_Ex_X:4 T3 @3 i2 m: O9 u
- ;LDA Bullet_Z_Pos,X
, I! n9 c7 e, S, S( Y: d - ;CMP #$04( c! X+ P6 C" s# u. t6 e- M
- ;BCC Track_Enemy_Ex_X_End b8 b* z3 z0 ]# T8 Y0 \9 K! d
- SEC
4 ?. w/ _% V1 {( W; H" R - LDA Bullet_X_Pos,X% _0 B6 B" L: J+ x9 Q
- SBC Enemy_X_Pos,Y4 x" [( f5 V* d5 }
- BCS Track_Enemy_Ex_X_Greater
3 P: `5 n, R6 N n/ K7 X# g - ' N3 N$ Q% A4 V$ i
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X+ v# f; M( X3 T6 R1 R
- CMP #$FD
# H+ p2 X5 U8 X0 G - BCS Track_Enemy_Ex_X_Less_End5 E' @& b- |& Y$ C
- LDA $6020,X
; Y/ ^# E7 Y+ b; i J! M - CMP #$2A+ s$ u3 l/ e( h
- BEQ Track_Enemy_Ex_X_Less_L1; U! z9 y% A# Z# Y% Q: [( ?$ {# j
- LDA Bullet_Z_Pos,X
; Q- l; `% L+ W) x+ X/ Z - LSR
6 |/ R7 g$ ?- z5 P% u. ^ - TAY
: r, I( U! [# x9 N5 M [! ?1 ]+ n - LDA Bullet_Speed_Data_Ex_R,Y$ w9 q) r# A$ w; B
- STA Bullet_X_Speed,X( Z/ z: k' y, ~) O* I
- RTS% y9 w1 X, N) c& H8 W
- Track_Enemy_Ex_X_Less_L1:6 a) s, Z9 M; J2 i/ O; l; |
, c: p; Y$ _; o) {1 ? \1 w- LDA Bullet_Z_Pos,X i7 I' r' s' k& H9 b
- LSR
8 U' C0 g' P A+ B6 X6 S y) \ - LSR! D9 Q2 O4 \$ m2 x) L
- TAY8 \4 G0 e+ j# L* K( b/ I
- LDA Bullet_Speed_Data_Ex,Y( o+ @! O3 g* b3 n. J
- STA Bullet_X_Speed,X$ N5 X7 P, o8 B' Q/ ?
- RTS: j! p$ [; C' K U8 {
-
8 f+ O& T3 k) ^ Q6 O - Track_Enemy_Ex_X_Less_End:
! n( b F) P: v0 ~- Q - RTS3 j) @( n5 d' \) r+ D
* d( X) u T- ]8 P- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
# u8 x' D1 v6 L - CMP #$035 A% w5 ` T% E. J5 M1 `" b& x
- BCC Track_Enemy_Ex_X_End( I5 h; A, N8 `6 ?6 H; |/ [
- LDA $6020,X& N6 y$ I2 F- L/ {3 G w# E# R
- CMP #$2A
* _8 S1 N- D8 x ~7 ^ - BEQ Track_Enemy_Ex_X_Greater_L1# F5 q4 P# y9 k" ~7 c1 I
- LDA Bullet_Z_Pos,X' L; p7 ?- s5 z3 [ n6 V) K
- LSR
5 P8 V" H, t) a! B/ U5 x [2 Q - TAY
: j; N( c8 V7 V6 e, v, t$ i - LDA #$005 s7 n; Z/ {1 D% v, t1 k, [
- SEC
) e3 G r' F- R- U3 H5 I5 v - SBC Bullet_Speed_Data_Ex_R,Y
' |$ I3 J* d1 e5 w) H - STA Bullet_X_Speed,X+ \ R3 R% T7 ~! B+ X! T
- RTS
) p: Y7 i0 V# J2 r* G& M3 `; N; z0 I - D7 f0 y" A& R/ J! B0 ?) g
- Track_Enemy_Ex_X_Greater_L1
- U4 r- T# @+ f5 I4 R - LDA Bullet_Z_Pos,X
9 J- ?- u5 u3 d- m, D+ S- {5 P - LSR
% h5 v6 ^+ n @% A V! r( V! g - LSR
. K0 P+ [+ D P* w+ ]! r - TAY7 i0 u; }" y# W& z8 Z/ {. x
- LDA #$00+ f3 ]+ f% w6 |' X1 L/ T9 M+ h+ b# n
- SEC
: E/ \- o9 J1 W6 ~ - SBC Bullet_Speed_Data_Ex,Y/ j0 f6 o$ X4 G, w" ]
- STA Bullet_X_Speed,X
: |8 X- w q1 [' J6 q% A& e0 A - RTS
: E: ]$ }1 S% t1 n5 k - - u+ v9 F7 |, R9 Z$ x& ^0 c
- Track_Enemy_Ex_X_End:. X9 |( n# U) h- z. i
- RTS
$ o9 N% t' w& K8 C5 W; W2 ? -
( |6 s7 U# k+ |' q - ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)
" a t0 O9 S- |# Q$ P - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
- d& A7 a6 r+ w! o4 ^ - Bullet_Tract_Direction:
$ x9 s6 Y/ N5 [ - LDA Bullet_Icon,X
4 X C5 X. @. R/ m4 G - CMP #$23! j6 y5 }7 _$ g5 }1 t/ t* Q
- BCC Bullet_Tract_Direction_End \. j! q; w1 X) K T
- 3 I0 o0 T* c, O, Y6 h2 r
- ; X != 0
) h9 |. T& b$ z1 D9 S - LDA Bullet_X_Speed,X, k- |; _" x% F8 M% A T
- BEQ Bullet_Direction_V
! ^3 \1 ~% U( i5 ~3 G/ Q ~ -
. I$ q7 H+ t8 a' w3 d4 V7 O0 V: C) \ - LDA Bullet_Y_Speed,X
d5 @* X b% z: s5 {; G1 D( f - BEQ Bullet_Direction_H0 j5 w- v5 N' O; @ V6 N- S3 Y
-
) M8 A( c' _4 Q5 G7 O( J0 r - LDA Bullet_X_Speed,X" ]6 a* n. q* G$ B. Q3 P% d
- BPL Bullet_Tract_Direction_Right
" }( P, W5 w& O1 { - Bullet_Tract_Direction_Left:. {4 ]8 n ~, I& Y, g3 b# N
- LDA Bullet_Y_Speed,X
) A3 u6 g' n# D0 i) ?, ` - BMI Bullet_Direction_Left_Top4 L+ X! G7 l6 e) l8 h3 m
- BPL Bullet_Direction_Left_Down6 g: e+ k; Q" c' j/ U
- Bullet_Tract_Direction_Right:
' [6 d8 h) I" C, v' g - LDA Bullet_Y_Speed,X* y1 M: L- m9 J: y: H9 Y
- BMI Bullet_Direction_Right_Top v, J( A6 I, W
- BPL Bullet_Direction_Right_Down3 U" J4 n9 H) B: Y4 q! H
- Bullet_Tract_Direction_End:
4 z0 ]( C: c, ~" \4 l9 h/ g - RTS
Z3 O- X8 g& k
( O9 o" P0 L# K2 \- Bullet_Direction_Left_Top:! L. }7 O* Y8 Z! E+ A; i0 D
- LDA #$251 K/ b5 Q0 v: p& F) ^
- STA Bullet_Icon,X; B6 u- {1 B5 r* V
- LDA #$C01 E' n' G: Z7 l. d8 o* ?
- STA Bullet_Direction,X6 T* `4 Q! |) C
- RTS
$ B" C. _9 s& j0 r - 2 a3 K2 X- Q4 Y3 ]
- Bullet_Direction_Left_Down:
6 k% V8 Z2 n# j9 g2 d Q - LDA #$25
5 b( @. z, y+ t! r - STA Bullet_Icon,X
- z, L7 t/ z; B6 Z4 v; R - LDA #$40
- l2 C" b1 `) w6 R: @ - STA Bullet_Direction,X
$ N7 e! H8 K9 u - RTS
* K1 W6 i7 d0 p9 y: J
5 k i: Y5 I$ M) `: D: g- Bullet_Direction_Right_Top:- v0 x1 k2 u/ s
- LDA #$256 Y K- O0 G- {0 \& e3 I
- STA Bullet_Icon,X
+ P# [8 i4 ^; [! U% ~- p, C - LDA #$80
@% W& ^2 F# L7 O - STA Bullet_Direction,X
9 V: a" }+ P+ _5 k1 g - RTS
/ e8 S2 n4 b0 p& L/ J" Q/ ?
# S4 y; p3 G& |- Bullet_Direction_Right_Down:; o( X/ M% o: o( a7 ~. A K: Q
- LDA #$258 Z; A6 O, J) k/ Y; n9 i& Z
- STA Bullet_Icon,X6 z, T6 }6 ~! N& x' ?; O- t* Y: ]) ~
- LDA #$00' z) O5 D/ S0 ~: w0 N ?
- STA Bullet_Direction,X
) K9 Q, y3 {" W: [' Y; i - RTS+ g! k5 ~( z. b% f
% N; L- l1 X) Q4 S7 R- Bullet_Direction_H:6 c/ x$ p7 O {( R) _3 ], g" m
- LDA #$24
! P( [9 c. _: Q8 q; R' {( N - STA Bullet_Icon,X
+ O2 k8 P) ~8 r1 p4 E- t - LDA #$00
- T" Q8 ~& U4 ~, w* [( p7 D9 h! L - STA Bullet_Direction,X
4 S" O. ~8 ^# k* F, d - RTS
8 b N$ ^9 L! ^6 k( b$ Y7 c7 d
0 G+ ]. N% R+ ]$ G6 w- Bullet_Direction_V:
$ a% C0 _6 ]2 h- k" k# K2 x - LDA #$234 P N' K7 d' S R. |, r7 z
- STA Bullet_Icon,X
7 e) t! h9 E4 b! _ - LDA #$00
! [0 g: J+ d; T$ O! Z6 ?- B5 M - STA Bullet_Direction,X
( Z( m; q& _) D) S; u - RTS2 ]; G7 d7 H. R7 I1 K
- 4 O0 ? a8 H3 J8 y+ l' J5 q* B8 i
- Bullet_Speed_Data_Ex:
- Z4 z/ e# V. u9 ~: L - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$049 ~! K7 W. ^# }# ~3 W* U. L; q
- ) _& D, t9 V7 k6 @. l7 j k
- Bullet_Speed_Data_Ex_R:
o, ~) a3 T9 G* Q, e+ ] - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
( p6 P6 e V3 P6 x: t. q$ m -
复制代码
. C& L( M9 E% G& `6 K, J4 h' M6 p8 e& @, T7 Q
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看,没有账号?立即注册
x
|