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[FC][魂斗罗][J][追踪弹]6 E& H! _" j/ }0 O5 N
3 A8 Z* r$ S- A$ G$ i0 n
时间:2023.04.30
' c3 a% T8 d" {. e作者:FlameCyclone( O# n5 |8 V( p0 ]% X
内容:
: I1 E& a3 G6 T- v0 D: ` 1. 所有子弹追踪敌人' U. {, s. q: \+ _% I- E
2. 选择键切换武器
. b \. w7 x& ^: U. ~6 ] 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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- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁: _% d! K1 q9 y
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
- ^# f$ h, ~3 A7 b: Z+ @ - Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:24(横向)23(纵向)25(右下)
: Y( _/ x" x3 s1 b4 ~ - ( v$ O `4 B' 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)* i' N% Z7 O+ ^- c6 i1 e; r7 e
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上* V4 D# w* {! f: d
- 6 H* X0 Y( M( B6 X' M3 T/ o0 t F
- Track_Enemy_Index = $60006 M" j! u' V7 z. e% s7 q" r
- Enemy_Index_Begin = $6010: l/ P+ h- Y3 F9 p$ a) F' y
- Enemy_Index_End = $6011
7 k2 M4 R' L5 H
* i. _3 s" r- `0 O- Loop_Index_I = $6012
% }, K6 U* @ L3 y5 N; M - Loop_Index_J = $6013% \4 d0 `1 h4 X/ t
- nEnemyIndex = $6014, A* ?& \' {; {/ `' G: h. b
- Data_buffer = $6015* P C) b6 p- k# h
- ! n' x2 b L, c' Z c4 [
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
2 |! w& D' K9 q$ t3 [ - Bullet_X_Pos = $03C8 ;子弹水平坐标
4 D5 J4 _0 O7 _8 y% D" E- { - Bullet_Y_Speed = $03F8 ;子弹垂直速度
4 y9 R( Z+ j: m8 Z - Bullet_X_Speed = $0408 ;子弹水平速度; Z* ~+ f" ]" C2 u# _
- Bullet_Z_Pos = $0418 ;子弹Z坐标, A3 q' h$ v% V1 J2 j, \1 _0 j
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P$ u/ n5 c' @+ B
- ( z9 I7 a+ ?- _; ]7 [
- 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: {2 T- W2 P) G2 x% z4 s) f
- Enemy_Blood = $0598 ;敌人血量$ e0 j; m% d3 [; K# d: z
- Enemy_Type_Addr = $0528 ;敌人类型
; e/ W7 v2 e7 `# P+ A7 S - Enemy_Blood_Addr = $0578 ;敌人血量* f" c. S( [3 \1 S
- Enemy_Y_Pos = $0324 ;敌人垂直坐标) i& W/ e& M) G" j# l+ Q
- Enemy_X_Pos = $033E ;敌人水平坐标5 U- g: O2 v0 `, \( A9 U
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
8 P- P: ?: C$ d. D3 I- {" P - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
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$ P( [9 S; g4 T- Enemy_Index = $83 ;
( K0 b* h% r; I: d8 [ - Time_Count = $1A) l, K! G7 h3 n
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率: I. I+ P8 v+ N. P2 m5 X/ {# [
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
0 B/ h, W! M$ {9 @; j9 E - , p6 L2 z# r8 @' ?& T6 B) Q# l
2 N* R% G! K4 A1 @# u- .ORG $61003 I0 c6 a! T O F- f, o, P* z
- Process_Begin:
; d" E4 ?* n9 m. Y* D - JSR Enemy_Check2 ^, ] D2 `; G+ e7 l) i' F
- JSR Track_Enemy_Check) F- I$ }+ O- ^
- Process_End:
1 @* F" o1 s1 b7 |5 s5 d - JMP $E54F
, \- U# ~/ d: h& a8 A# _
9 G( y( P+ X0 u; q- Enemy_Check:
; s8 C% J% S& n" @: } - LDA Time_Count1 k6 C# U0 n, n$ x( P% t& \. j
- AND #Track_Bullet_Speed0 V% M7 p, H5 M# @! \
- CMP #Track_Bullet_Speed' ]0 Y+ n/ d L" B
- BNE Enemy_Check_End9 K5 b, {3 k8 s# K
- LDX #$0F
2 R G @4 j0 t R+ `3 s4 q3 G$ a' {6 A - Enemy_Check_Begin:. [+ ~2 O! p7 t
- LDA Enemy_State,X( \, v& R, m) v2 b8 m" J9 ~
- BEQ Enemy_Check_Continue
7 L% h5 E- J A0 [4 a4 m - STX Enemy_Index8 M! E* u' K$ i# _$ }
- JSR Find_Begin_Enemy
9 m* w- s' ?6 l$ x$ k - JSR Find_End_Enemy: O; E7 J7 T+ I _4 I; Y) m2 H2 ]# w
- JSR Bullet_Track
- M1 w) y ]( `9 t1 n - 3 K8 ]9 V- D- H1 U9 z9 V2 w
- LDX Enemy_Index2 H/ H1 C9 a4 c% b% e! O. I
- Enemy_Check_Continue:
* ?' ]) J7 Y' D. t2 n& e - DEX' O$ Z( M/ {5 k) J+ z/ N/ Z
- BPL Enemy_Check_Begin
8 X c" |8 q6 J$ A- w# }4 i! B - Enemy_Check_End:! F+ V* S2 _- R
- RTS
6 z- W& [9 v1 r8 v - , Q4 h* D% y Y B7 m4 ]
- Track_Enemy_Check:
# @+ S/ @ b' k* ^. z - LDA Time_Count. z# `: k! C% U6 r7 h, t
- AND #Track_Enemy_Speed. n4 Q* I" T; B0 r( t& I; S7 {
- CMP #Track_Enemy_Speed
' c, b. E5 M) v: x. u - BNE Track_Enemy_Check_End0 l' v* }5 k' w8 y: L
- LDX #$0F/ f. r' M7 L1 m `
- Track_Enemy_Check_Begin:# t1 T2 G& e$ H# ~0 C
- LDA Enemy_State,X5 i2 X% O, @6 _% l# ~
- BEQ Track_Enemy_Check_Continue
( n( `0 m5 x( c, k8 t - STX Enemy_Index5 p/ V, q0 H$ {1 X( R5 g
-
* y& u$ ^/ r5 e8 L+ C% g - LDA $405 ^5 i8 ?2 R6 N7 x1 }
- LSR
- w1 H1 J2 k* g. f; k - BCC Track_Enemy_Check_Begin_L1/ Z2 L- c8 x) T" p
-
U/ o) v, @* u; a' M8 V - JSR Track_Enemy_Ex ;2, 46 z$ A4 B$ K* Y5 z5 O9 i" Y
- LDA #$002 N5 @- m# ~1 B# ]7 L
- BEQ Track_Enemy_Check_Begin_L2
2 C% u7 |2 \0 f$ i5 x0 V4 | - . E6 t2 S9 h( ]5 B; p8 r
- Track_Enemy_Check_Begin_L1:
2 ]4 n5 \+ y c% i9 \$ _8 ] - % v/ S6 ~: }* O% Q; b
- JSR Track_Enemy
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- Track_Enemy_Check_Begin_L2:
4 O$ ^) c& l: B -
0 m! Y D9 {8 N0 L: }+ c - LDX Enemy_Index9 G4 E2 R" B& f" \9 i
- Track_Enemy_Check_Continue:3 s9 F+ k5 H2 q1 t" W' a$ s
- DEX/ C5 q. d+ B( {5 I* k. F
- BPL Track_Enemy_Check_Begin
' t& I3 R% G; @7 Q5 A" g+ V - Track_Enemy_Check_End:
" a) a }7 i5 ?7 x E - RTS! f- b1 F. B. |0 u
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0 f$ L8 K" Y! ?1 f/ x3 n. b( f- ;查找第一个敌人) Y. U) d0 N5 e$ l3 O
- Find_Begin_Enemy:
. ?% B9 U+ A9 T# O: p - LDX #$006 Z# n( o: A- g- Y, g; L6 {+ \! |
- Find_Begin_Enemy_Check:
" n) P3 A3 `5 r- u2 `( p; I& V2 I3 v - LDA Enemy_State,X
) ^6 `. t! F% X5 \$ h( m3 f e - BEQ Find_Begin_Enemy_Check_Continue0 C9 ?6 \; t- M7 v; y5 \* O+ _# G
- LDA Enemy_Blood,X. T% |! B! V7 W
- BMI Find_Begin_Enemy_Check_Continue
5 `$ m5 |% h4 F" B9 S - BNE Find_Begin_Enemy_End
( M, Z) k1 }1 c ^5 }- J% ~8 F - 3 W# s/ S8 c' v3 x1 b1 ^ ~
- Find_Begin_Enemy_Check_Continue:8 x" t) [1 ~6 ~- H( q3 q% r
- INX
/ m, Y5 C- j* A8 M2 }( c j - CPX #$10' v- p5 s* ]1 g
- BCC Find_Begin_Enemy_Check
: O9 E1 a3 x c7 ^6 x! M5 | - Find_Begin_Enemy_End:5 d7 w% Y t5 X( g6 }
- STX Enemy_Index_Begin1 |7 H! ^/ P Z
- RTS- J0 |+ p; u1 N4 e
- + p7 J) }5 o" H
- ;查找最后一个敌人% t9 c, t3 s& P% u. i; ]7 d( n- a
- Find_End_Enemy:! ]) V# G1 Q- `
- LDX #$0F& V' ]: k2 ]0 f$ k9 h T
- Find_End_Enemy_Check:( N7 {6 b5 j- v5 @/ n1 E) w; p
- LDA Enemy_State,X. \7 d3 h* \+ B
- BEQ Find_End_Enemy_Check_Continue
# P5 i# K$ Z/ e+ M5 @. L; x - LDA Enemy_Blood,X
+ Y6 H* X! [ I$ N) \+ o - BMI Find_End_Enemy_Check_Continue) U2 ?5 X1 Z0 c5 n# K
- BNE Find_End_Enemy_End
7 p7 p# d8 _" f% Y! T - 4 W( b2 L% \# Z6 ]
- Find_End_Enemy_Check_Continue:( _& E0 y* |% o3 o+ O L. G
- DEX
8 o8 z* X; d- R r - BPL Find_End_Enemy_Check3 Y( d- w2 L* s8 q ^: l5 Z
- Find_End_Enemy_End:
6 U D( Z* F, ?6 L! s - STX Enemy_Index_End9 p x% @. x9 {/ `2 x" \
- RTS
1 J* F7 d+ c' d0 S
1 P U8 }5 ^$ m+ ]/ t9 J- ;子弹追踪
: [, \5 }& Q/ b5 X0 K. m8 E; F - Bullet_Track:; |9 g$ B5 @2 l+ A
- LDA Enemy_Index_Begin
. @2 m! s- d( N% W4 v* r$ a: k - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
' ~) p1 Z8 D/ F - LDX #$00
$ |: I7 q0 c; E) n O - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)4 {0 I! C- k* s
- LDA Bullet_State,X* S* S" ]0 U$ [- k
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
" s: e1 S6 A8 r - STX Loop_Index_I
% ]( b6 Z! s9 r% T6 v - ) N8 P# k# y2 s$ C
- JSR Bullet_Track_Enemy
1 V" M5 p, s* @/ t: ^8 B. Z: l - JSR Bullet_Tract_Direction
( v" G4 p1 V8 x# y- q. a2 s -
* Q- q4 Z6 z( ~, D8 m0 l - ;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0 x/ j$ q0 w4 F% Z
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;9 Q$ g; o1 a0 X% Y6 m! ^1 R0 k3 _
- LDA nEnemyIndex
1 F, @* L$ U8 @0 c+ ^ - CMP Enemy_Index_End$ b2 k9 k0 q/ E" s
- BEQ Bullet_Track_Check_Continue
( f) b3 H" l( q. y - BCC Bullet_Track_Check_Continue0 h/ c! N7 V% a) c) m0 o# R o- V4 b
- LDA Enemy_Index_Begin
5 _, W; i* a9 C3 q; r0 @' j1 L - STA nEnemyIndex
4 R/ J8 [# i# d - % c/ M, F) X C3 x; n
- Bullet_Track_Check_Continue: g/ D5 ]7 E: x
- LDX Loop_Index_I$ @7 e. e# f8 l) O, d
- Bullet_Track_Check_End:9 C+ M% e3 z: M
- INX
$ f! h- _+ O- L& A( [- S - CPX #$10
; T+ C# g, J5 u* c3 ] - BCC Bullet_Track_Check" ~5 m8 z* o6 ]' n! Y2 L3 p; z
- Bullet_Track_End:) J8 H) {& R) B& p7 {/ ~. ]1 V4 h
- RTS
) E2 ]/ R5 G( L- [2 O8 J B: v -
" v# e" }+ i% ~6 l& H - ;给敌人分配子弹
0 C& C: V0 N: w6 H3 D - Bullet_Track_Enemy:- F9 Z, q/ Y: N b2 b
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
' `+ j+ A+ r+ U% U: \ - Bullet_Track_Enemy_Check:" J/ j/ T& L0 T5 `' l
- STX Loop_Index_J
4 U, p# R! ?" C3 r/ V6 E0 V% a - 0 Q2 T( A" T- t0 H9 w$ l9 F
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
6 [: w( i4 o1 R - LDA Enemy_State,X- }6 O7 k8 ^; V
- BEQ Bullet_Track_Enemy_Check_Continue
: }5 S: t% s2 T* D. r - LDA Enemy_Blood,X9 v6 ^7 K: X2 O! Z; ^
- BMI Bullet_Track_Enemy_Check_Continue) x" U; ?3 t* S7 ]& Q
- , ^. d, P9 z: Q2 j7 z
- LDX Loop_Index_I# o) P; ~9 Q# Y7 v: [9 G! w/ k
- LDA Track_Enemy_Index,X
' V4 `. l! U3 ~' b: H- I3 C - CMP #$FF
2 ?! |" ]) V' [: N7 q: T - BEQ Bullet_Track_Enemy_Init
7 s' I8 f( I A7 o7 ^0 J -
% c0 w" ?8 c( y, k6 @1 A9 H7 H - Bullet_Track_Enemy_Init:7 R! j& Z! E0 I- n Q' `! Z0 H$ e
- LDA Loop_Index_J
1 E6 A% b F+ \, x8 d% _ - STA Track_Enemy_Index,X ;nTrack[i] = j;+ c& _. D+ {% e
- 7 S/ \3 v5 I! ^1 K
- STA nEnemyIndex8 N+ x* Q- ~ X- z1 D
- INC nEnemyIndex ;nEnemyIndex = j + 1;! ^ b3 D3 u: _
- RTS ;break;5 M8 w0 \1 F* u f d v
- 7 q; l f1 p/ ^
- Bullet_Track_Enemy_Check_Continue:
$ k# ~6 j, }' D: @5 A' q - LDX Loop_Index_J8 X* i1 m; {. C# B" i- A# F
- INX ;j++
$ I ?2 Q% h! D$ |. E9 K& s5 j - CPX Enemy_Index_End! q# W# E h5 a1 u/ z$ P# Z# S X6 b
- BEQ Bullet_Track_Enemy_Check, x1 m8 X' C5 c H7 k) p& \
- BCC Bullet_Track_Enemy_Check( l$ W. a" W, T# ?- s! w2 M
- Bullet_Track_Enemy_End:6 J. \; G3 d5 A4 U# n
- RTS& V! C2 V6 k! t# p) Y; O0 w
1 r+ [1 B- w$ w$ [# V6 c, e7 [. O- Track_Enemy:+ Y+ { s8 L$ Q& f9 `
- LDX #$0F
$ y- ?' z2 S' ?& g3 o/ [* e+ v, i z5 k - Track_Enemy_Begin:3 K6 v0 v" j: K6 K( J9 n( _% G
- LDA Bullet_Icon,X
) l& ]8 V8 T z$ m' b7 W' A - BEQ Track_Enemy_Continue
& j* T* l: C. t$ M$ \& q- R' a8 T - LDA Bullet_State,X' y5 \. \% x7 `
- CMP #$010 s& a+ V# g" t" O& n3 b: n. q9 k- v
- BNE Track_Enemy_Continue
0 z6 r: n. i: C -
% }, ^4 B+ y7 X5 L1 g - JSR Track_Enemy_Process3 B l' x" r$ t3 F5 a
-
0 R2 m* i. p% n( B1 J9 r - Track_Enemy_Continue:
# h# k0 q- Y7 A$ E - DEX; L n2 `6 _. L' H" q
- BPL Track_Enemy_Begin
6 W- k2 h& j* V7 r7 g' B - RTS
3 F1 U( s% u9 \9 d- x- F9 N
: j- i. t( g3 f; U: R) {& I+ b- ;普通关卡. y( D# Q# [! a& q" Y5 H: L
- Track_Enemy_Process:
0 N6 i# w5 g+ b8 B/ W. q6 | - LDA Track_Enemy_Index,X
! ^" T! y. h* S( U( ^ - CMP Enemy_Index4 f2 x: O+ t" `+ M* J) k2 z# J
- BNE Track_Enemy_End
9 {5 W% e, B/ i7 q: W - LDY Enemy_Index
) P$ q+ x7 q/ f - JSR Track_Enemy_Y
6 |: q: s4 g! K X8 M1 H: h+ A+ h3 Q - LDY Enemy_Index6 B. K i9 G! A& c4 q
- JSR Track_Enemy_X+ v3 w7 ?$ F C! j R6 a) q
- Track_Enemy_End:
8 B1 Z `& {7 c4 W3 E0 P4 ~ - RTS
h( Q% h8 _ } -
$ h) N7 a( [. Y; i. ?1 R; U - Track_Enemy_Y:
7 R9 f3 E4 p. a$ d - SEC Y0 f/ L& G% { E" @" {
- LDA Bullet_Y_Pos,X
0 M, P2 {# D! M$ T4 f - SBC Enemy_Y_Pos,Y
( ^" M+ B( c9 w2 y2 Y. U8 @* ] - BEQ Track_Enemy_Y_Equal5 N8 C+ e+ n; C e
- BCS Track_Enemy_Y_Greater1 s8 p5 l" M& s2 F1 u5 X! r% ^
-
. C# }3 u- i' C' @ - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
! d! U- X9 b: X; n: d - CMP #$FC x8 g; m$ q) r- w/ q
- BCC L1_1
3 y" H3 O6 p8 l$ i - CMP #$FE/ [2 q% S+ K. Y" A
- BCC L1_2
, r0 P9 u) d# o! J9 z7 L, D$ ]# Z - LDA #$000 `: a6 N, W0 k( e: Y; y2 R9 I* \
- STA Bullet_Y_Speed,X
) h2 o% |+ Q! a! Y* C' Q - RTS
7 N& d/ D% N6 O) Z2 k; p$ N, _ - L1_1:
8 X' l2 D' p9 P% b' M( g6 _ - LDA Bullet_Type,X
3 L: ]% n4 ^8 i1 U# A! [ - AND #$0F" w0 [2 d6 C7 p% R6 H
- TAY e6 v0 w' M2 ~) v7 a
- LDA Bullet_Speed_Data,Y X* z8 j( n; U6 Z
- STA Bullet_Y_Speed,X
& K. _6 x x, u- Q9 ]% Y4 N! | - RTS
1 d; @1 d( |8 \7 Q) R! E - ; S( F/ J, d+ U
- L1_2: ! J; Z' B; ^5 p9 q! y
- STA Data_buffer
0 f( C: V2 P7 w" J) ]. L - LDA #$00
$ b; `5 l* V5 e - STA Data_buffer% \( P% e4 h: d) X3 ~& y( b4 X! S* ^
- LSR
7 u! g5 D* R; _2 Q - STA Bullet_Y_Speed,X/ ?! w# m% x% [& ]* g0 [( v7 p
- RTS
* n9 P, B' r0 T" ?" m/ L& S0 U9 O1 A
$ O+ K# g% ~# S# Z$ h9 S6 s- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
7 F/ p* E1 @5 U, S1 z. Q) x2 O - CMP #$043 T6 }2 M" t8 I) E1 Y% U/ ]
- BCS L2_1' v$ U d0 I: E6 r$ r
- CMP #$04' ^5 N; x8 Q3 A% a( k& o
- BCS L2_2" h7 n8 h4 r% _6 o: b! O4 B
- LDA #$00+ m" L4 @# x/ ?- @ k& K0 f
- STA Bullet_Y_Speed,X
) E1 d6 V3 ]5 {, T4 ~- @, s - RTS
1 |- x4 N, ^& R z6 B+ X -
0 X& j4 G5 g% a - L2_1:, i2 g$ \# h8 ~1 @
- LDA Bullet_Type,X
9 I* s5 t- u3 A0 B; G) l - AND #$0F7 ?) \* R# U$ Y+ | Q) I
- TAY) ]' T9 K4 C# ]
- LDA #$00- z( c: @! H. j# ]! N5 P
- SBC Bullet_Speed_Data,Y4 ^) \0 ]" `6 t/ O3 `; E7 x
- STA Bullet_Y_Speed,X4 O% W+ b, p% z \, a
- RTS3 U* @, }0 C* L8 d* g9 Y
-
* h9 K3 p, {- q - L2_2:( _8 e# G* i2 c
- LSR8 v2 ]8 ]/ N& z
- STA Data_buffer3 ~& i8 C& T* \$ U, M5 }
- LDA #$00
z/ u2 n! V) o9 q( e8 `) X - SBC Data_buffer
2 p2 c+ I0 ?$ q8 i - STA Bullet_Y_Speed,X
/ L- S% V) W; l - RTS& r6 v/ o, h% P' D/ a9 Z
- : q& Y ^6 l/ R/ A" [2 m0 }
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y1 A: C) {9 U7 J4 q: V8 w
- LDA #$00: b8 W8 ?, r- l' g4 b a# I4 k
- STA Bullet_Y_Speed,X# z4 b! z/ H( H' t/ a
- RTS
: {. M) `6 a' r -
+ p1 \7 ]5 _, A9 [ - Track_Enemy_X:
( Z* m5 O3 W { - SEC
$ @# c6 z6 x, @0 p - LDA Bullet_X_Pos,X
9 d( V+ W- j) s1 K5 d - SBC Enemy_X_Pos,Y
( U# a G% [! W$ f - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X1 [2 l, w9 l) F4 u8 }; }8 m
- BCS Track_Enemy_X_Greater ;子弹在敌人下方1 O& r( ^* q, M
-
' F7 Y; ~$ e; I. Q - Track_Enemy_X_Less: ;子弹X < 敌人X
9 q1 a1 I) p1 ?1 ]; c1 ?2 [& T6 X _ - CMP #$FC
5 _. N8 o2 j) {0 a! H# p5 b9 P - BCC L3_1
# I/ Y2 V' H, B" c - CMP #$FE0 c: B0 l( i [
- BCC L3_2
# Q0 y5 c0 U, s# T - LDA #$00
( T+ Q& A8 J8 Y3 V ` - STA Bullet_X_Speed,X
. N1 W; q" R5 k3 Q9 ^ - RTS' Z+ |+ ?) l& {
- L3_1: 7 {& Z- w$ o8 i# z1 W4 Q, G
- LDA Bullet_Type,X
! y3 C; U. K# V9 ~- I/ M - AND #$0F
7 p7 u% Q3 D" l' M- q" F( T - TAY. y J* j9 x5 c h9 l
- LDA Bullet_Speed_Data,Y
" T0 I* p7 }- m! a) x! ^ H% H& l* f" m - STA Bullet_X_Speed,X# w M3 A& `3 ~+ d7 s
- RTS. D' @6 i. f, d$ i( v. m
- L3_2:
$ i+ o# L( R( j7 H# {- V) z; g - STA Data_buffer, I9 r. |: C9 M2 r z- X' J
- LDA #$00
8 r z7 P! ^# [ - STA Data_buffer( S7 O! P1 D7 v0 M3 F
- LSR
& b6 P- [, t+ Z - STA Bullet_X_Speed,X; h, q: | H& l. V; X. d
- RTS' O! v+ @" ]2 C$ Z5 i
- 8 u& C6 G6 I2 H& s" R
- Track_Enemy_X_Greater: ;子弹X > 敌人X$ t' l! J: H7 \2 M1 ]' m9 V* R
- CMP #$04
5 J, Y/ r7 x3 y+ ] - BCS L4_15 `7 A6 l9 ~+ ` H
- CMP #$02
+ T+ l& |, ^' N9 z - BCS L4_2! N T6 Y9 I; R6 G4 _, a" r$ [ i
- LDA #$00
3 V2 b/ X. H: c( D* ^9 D - STA Bullet_X_Speed,X
: m; p8 }* i ], ? q+ k, Z: X - RTS
Q3 ?; G% `% ?! h -
2 i9 O5 W# ]9 d - L4_1: 8 \6 E3 h% c0 m+ Q7 v$ j& V1 e
- LDA Bullet_Type,X% M8 b% V( G) D) W" L# V
- AND #$0F
& l1 S. ]: |6 P7 `0 V - TAY/ u1 I% O1 `5 j: W& @6 e
- LDA #$00
( j! G- |% R$ e4 B1 k9 q, @- t, l8 A. ] - SBC Bullet_Speed_Data,Y6 ^- t5 W6 v% C/ p, k) s; i2 K, \
- STA Bullet_X_Speed,X
g) y+ H! D* v - RTS
3 j J" ^. M' ~$ Z! K0 f* t' @6 @9 Y - L4_2: % w% C5 g$ M g9 I
- LSR3 s% q0 h; L- [3 d7 {
- STA Data_buffer0 Q8 {* c4 q" s; n# B' J. M& \7 Q
- LDA #$00
& y- L1 e) ^8 W! J n# f1 Q7 y - SBC Data_buffer$ O' k9 A( k0 d3 Z6 x# v2 b5 |# ?7 j
- STA Bullet_X_Speed,X
5 v# u* s. _9 R2 B - RTS
/ f8 m8 z/ c, v -
1 W- p8 M7 q, w( W. V2 E! Y - Track_Enemy_X_Equal: ;子弹X == 敌人X
* O% N0 }# O( r6 b7 g5 D. v - LDA #$00* [2 ]# o) Z# y) a% {
- STA Bullet_X_Speed,X
% ]9 [4 w a7 A9 |: h; T - RTS
/ {% N$ Z+ K* o- }5 Q) S - 7 u. _( T0 o" Z. d
- Bullet_Speed_Data:
; o& w2 p& Z4 y3 y5 f - .DB $00,$03,$03,$02,$03,$03
, L* s7 p! M5 {* |; p5 n2 [, k - ! B& `- G2 s+ E. ]2 B
- ;2, 4关: A' I& `4 f" m7 |, N7 x
- Track_Enemy_Ex:
7 q& [ p/ g7 j - LDX #$0F
: w* |% G$ a) n4 B8 q - Track_Enemy_Ex_Begin:
; L4 _; n+ m( W5 d1 L$ C; C - - l0 k5 X7 C7 Q2 @
- LDA Bullet_State,X
0 I3 n. {3 H! }7 m - CMP #$01* J& o+ B' ^, v7 V* y
- BNE Track_Enemy_Ex_Continue. N( N* C9 E* m, i- l4 M
- , e2 o9 i* x5 a+ I: O, F
- LDA Track_Enemy_Index,X
# I8 k3 n- e* M$ ]6 U! {% L( k3 _ - CMP Enemy_Index7 ?. R1 \ S5 u# D
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
' E" E' L. x6 ]9 i( `) p+ P; ~- s- t - % N N+ V+ _! }( Q9 f, i
- LDY Enemy_Index( \" Y0 ~% w8 n) Q$ \
- JSR Track_Enemy_Ex_X9 D/ |0 [" n' V# e' ^
- 3 E+ D( W) `+ F$ F( Y
- Track_Enemy_Ex_Continue:
" T/ w J# m9 {! g+ ` - DEX
& g5 D9 A8 }2 Y - BPL Track_Enemy_Ex_Begin. K% _, v* [% k+ {
- Track_Enemy_Ex_End:
Y5 E0 d, n# ~ - RTS+ F8 _: k$ |. \4 V, Q
-
& n5 f# z# X! _* _& m+ K$ ]3 j% E; b5 p' } - Track_Enemy_Ex_X:& w* N- K7 C. |/ g+ z
- ;LDA Bullet_Z_Pos,X
8 o* d" e3 y- t3 a. r2 Y: Q# x3 Q - ;CMP #$04! D. A$ O' {2 |$ i& o
- ;BCC Track_Enemy_Ex_X_End
: A# ?$ ^) h- r v8 _ - SEC
. ]5 V$ ^ L' D& @8 ~ - LDA Bullet_X_Pos,X
4 X7 l; V A! u/ t - SBC Enemy_X_Pos,Y. v2 y% A% K- a. f$ p
- BCS Track_Enemy_Ex_X_Greater
9 d2 i- r7 N ] Z% x - 6 l$ k4 y9 V$ l0 @; E
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
% T- m8 y1 e2 e# i0 u7 ~ - CMP #$FD+ |& f, {8 [* i: B
- BCS Track_Enemy_Ex_X_Less_End
: Y4 d3 b* a' E8 j8 D+ @" @7 M - LDA $6020,X& r" e4 W d6 v- B) p9 {# A1 @5 K" v
- CMP #$2A1 G; x0 D" V1 t
- BEQ Track_Enemy_Ex_X_Less_L1
8 F$ l" N' ^6 P3 h - LDA Bullet_Z_Pos,X) O5 A& Y0 S$ j+ ^: ?/ |8 n
- LSR
0 c/ D+ ^; K; Q7 G" P1 n - TAY5 s: H% p: M- v/ g/ G" u
- LDA Bullet_Speed_Data_Ex_R,Y/ f, ?, ]7 y& _
- STA Bullet_X_Speed,X
$ ~8 W1 Z$ J$ I3 Z! L$ a) U - RTS
% X8 v5 ]% {3 z1 ]* B - Track_Enemy_Ex_X_Less_L1:
2 D$ U! @ h' D% a2 g* s- @$ ~7 w9 ~3 C8 w# { - - n1 s: l$ N) ~( Y
- LDA Bullet_Z_Pos,X
' _# f- m5 j" t+ {% } - LSR
8 F- k: E7 P t: n* E" H, H( r - LSR5 P" M' o' j: l3 P, W( b. h
- TAY
: m5 y( e' ^" ]! l0 O8 J3 Q - LDA Bullet_Speed_Data_Ex,Y
- p9 @% N# L- B! U - STA Bullet_X_Speed,X
( E& ~2 P/ S; K8 I; ^ - RTS
4 y o1 q& r' w+ S/ `( n - : L* K: O2 E1 \/ n
- Track_Enemy_Ex_X_Less_End:
' u6 R' F" ]( @1 \, _ - RTS
. ^: x; M3 ~) _8 v9 u/ X) [
1 a9 c3 [3 o+ N2 b6 E- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X2 a3 W$ g! i2 t7 l7 I
- CMP #$03
. g7 s; u3 I6 m7 j4 G( | - BCC Track_Enemy_Ex_X_End
5 C/ v0 W h |5 H2 Z! |( p - LDA $6020,X' R% K9 T) G: `' h% z U# d
- CMP #$2A, I: i$ t: s2 @/ [% J2 u: ]/ f3 s1 F
- BEQ Track_Enemy_Ex_X_Greater_L1' i/ ^. r* X0 M- q+ Q
- LDA Bullet_Z_Pos,X
( ^6 p8 H8 r# t3 h: { `* Z) @ - LSR
1 |" }( C* O ? Q- `+ A; G - TAY3 U; A4 w \, ^4 _, Z. G
- LDA #$00; z! l4 a1 _1 x" x6 o( i0 M
- SEC
! \: o+ K f) M/ E - SBC Bullet_Speed_Data_Ex_R,Y
9 N# @ T7 D, X% z( V) S - STA Bullet_X_Speed,X
7 o4 I, i g: w - RTS& G3 f w8 R' ~: V/ v
- . `* E7 O" ^& Z0 F' C6 @7 ]6 n
- Track_Enemy_Ex_X_Greater_L18 t6 x+ V) z4 z$ S$ @" c
- LDA Bullet_Z_Pos,X
/ R% [* x! k, [2 o% U - LSR6 h; J' b& t: b7 _$ y
- LSR
+ [ V( S9 h: W2 D' J5 o3 O- J - TAY- n5 p% i" A" j+ n* E
- LDA #$00
# B- P8 a* h3 ~) v2 W. u - SEC
! d) w/ ? Z. \2 W; P7 o1 K - SBC Bullet_Speed_Data_Ex,Y3 G; v& y* t: A+ y
- STA Bullet_X_Speed,X: X; [! t, i8 {4 W: M* p' b" G+ g
- RTS
v: F3 U+ ^& ]7 q4 k -
1 l. L# W# |% ?7 A" x- L! {% L - Track_Enemy_Ex_X_End:' ?/ w( W% |7 Q7 Y2 Q
- RTS
" c6 }# Z Y' S8 X! U$ h) _ -
: |' ~7 r( m* b/ w* d0 L - ;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 a! |( d% V, k, Q - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
8 ]2 k8 h; b, _ - Bullet_Tract_Direction:
% X; m% w& `6 w1 b; ?% f# U - LDA Bullet_Icon,X
3 P- @$ c& a: ` - CMP #$23
) b9 {% n# s4 D8 l$ H7 [; _ - BCC Bullet_Tract_Direction_End$ y$ j5 M# z+ {& }
- - R8 T( t8 |9 y$ }" `# d# {
- ; X != 0
* t- S& ?7 B0 z - LDA Bullet_X_Speed,X+ F5 N6 u' ~: N1 B7 v3 g
- BEQ Bullet_Direction_V
/ v/ y& }! i! x: C; K' K: \ -
% p0 n+ X& Y! K0 C. o - LDA Bullet_Y_Speed,X
% i1 O* ]8 f9 f+ o& G6 z+ P1 |1 t - BEQ Bullet_Direction_H
& A3 n# f, K) w$ J9 {9 x3 c -
# m: E5 f3 A" X& {7 B - LDA Bullet_X_Speed,X
# c5 }4 M0 C& T - BPL Bullet_Tract_Direction_Right
7 }; X [- A% R) p2 U - Bullet_Tract_Direction_Left:
8 _1 w/ D2 F! c - LDA Bullet_Y_Speed,X2 X1 Z/ z# w$ ~9 N$ |2 G* W
- BMI Bullet_Direction_Left_Top) f: {3 e. Z3 Q5 a% y
- BPL Bullet_Direction_Left_Down0 f6 |8 t' n* t; Y
- Bullet_Tract_Direction_Right:1 F; z& J& |/ l' a& J7 d
- LDA Bullet_Y_Speed,X* C0 \7 q& k) ?8 a) V6 ? \
- BMI Bullet_Direction_Right_Top
* v8 J5 o# N- a* u& t& B) Y - BPL Bullet_Direction_Right_Down
- d9 R$ ^" Y- T$ p8 O& _ - Bullet_Tract_Direction_End:+ S) g8 ^" p; X# B- S# `( A: y
- RTS4 g2 s# @$ J- h, t/ t2 M! y: `2 K
0 n% K- d5 A0 Q- R9 g; x- Bullet_Direction_Left_Top:4 R, P4 F! f4 l2 \: J( v! a7 s8 [# l
- LDA #$25# V ]9 O" I3 @! K1 v+ r) ]( S8 M
- STA Bullet_Icon,X
k- @0 N: e! I$ t7 ^6 ^3 J- O6 y8 v" Y - LDA #$C0
5 \7 l y" _/ y# z* y1 \- F7 Q - STA Bullet_Direction,X
- R! z5 |( O0 m: y1 I! D - RTS+ P+ o9 N7 w8 |9 n9 }8 y
3 P1 i6 o( z# s1 S) I- Bullet_Direction_Left_Down:
6 ]# J/ s E+ _* q; \, s - LDA #$25
8 y4 u; v' B2 ] x5 u - STA Bullet_Icon,X( B( \$ l0 G# P
- LDA #$40
9 `5 O$ d5 A5 q4 S - STA Bullet_Direction,X+ J" e' R; ~2 s6 O9 c, d* v
- RTS% ^! G0 Y4 s: `- p$ K
' S0 T3 b: s; ?( E- n- M- Bullet_Direction_Right_Top:
7 [- F; H2 N1 |$ G) O. ~ - LDA #$25
( Y& \4 \- E5 N" u1 Z! g - STA Bullet_Icon,X- @5 L( a( p% t( Z3 S5 B1 X. k& O( e
- LDA #$802 _' K3 H2 K4 G" O
- STA Bullet_Direction,X
3 W$ h# A! y9 C J - RTS3 z; t2 ?2 m4 Y# G: l0 t3 c# M8 M
- w; m3 B5 r$ c `$ g
- Bullet_Direction_Right_Down:7 Z% x' J6 x0 A' X& e
- LDA #$25
" K! C, r# z3 F1 s+ ? - STA Bullet_Icon,X3 f. {' j9 n8 }5 E0 j! R) s% ?' V/ E- D
- LDA #$00% R7 x6 W7 `/ p% ^. k, U
- STA Bullet_Direction,X
* F2 b% k3 x9 ^ - RTS5 I" Q% w. t7 ]* u2 K7 Z
X, s9 v, X+ n2 Z/ R- Bullet_Direction_H:
" h. ~2 _- S; \: Z$ m* w - LDA #$24
5 E/ h) n! Z! |/ z% N - STA Bullet_Icon,X
$ N. m2 C1 c% B8 @- |, F7 _( p - LDA #$00
$ a0 |% f. Q% a5 T - STA Bullet_Direction,X
' x6 ^1 Z7 H& Z; B! A: ^5 W - RTS3 v6 J% M' f0 p8 `( i& ?# ~6 y$ Z1 p
- 5 |& v, o" _; b8 |4 M5 \
- Bullet_Direction_V:
) T8 v( B! D+ b - LDA #$23
" C( B8 S! \% r8 M) j6 |+ }; K - STA Bullet_Icon,X
6 z# i6 z) ]5 @4 b - LDA #$00: X& ^# C, A% z) \
- STA Bullet_Direction,X
( m! B4 B9 F9 z. ]7 G. ^; m - RTS
' V5 |4 V* `: W
& g- d8 v, f6 K; ~- Bullet_Speed_Data_Ex:% r" g* }& P8 \: A, |
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
b, ]% ~/ j" S& b f( [* t -
) ?0 ?% u! i I - Bullet_Speed_Data_Ex_R:" J6 Z7 U, U! O0 i% X
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08. g2 J6 F0 }" V7 @
-
复制代码
: K, ~4 K& v+ Z* U+ D" Z( I% [/ c" E0 l7 \& S. ^8 D2 d3 k5 c% e! Y
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