|
|
[FC][魂斗罗][J][追踪弹]6 k/ @; u# C1 w0 n% s
' D+ V$ S( ~* \- G* y" r时间:2023.04.303 Z* ~& o) }& x8 w. l0 I$ E
作者:FlameCyclone/ K- [- w B( D9 A4 I7 w
内容:
! k# N8 i* G5 m. m* p) X 1. 所有子弹追踪敌人
$ K, \! Y& X7 K7 `2 R% U- m 2. 选择键切换武器& [; e& i9 F4 t6 U
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
- D" W) w) ^( C' \$ p2 U" M; x' L
flamecyclone.ys168.com
/ @" `$ ~1 j4 {% n $ _! O3 R( ~6 L; k
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
4 O# ~+ b0 a8 P" L( r1 g - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L2 ~6 ?, Q* o% {4 M: t) U- B
- 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)
, J, ?# _! r9 o: j# u( E9 {) @
5 `' r9 l) u& `" D9 S& f# S- ;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)
* t: Z2 t6 W- L. d3 G3 g, m* L - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
( I, |' G9 U% k) N' E" h
: x- t# v8 ?1 S2 q; u/ J- Track_Enemy_Index = $60009 y2 \* J7 {* [6 \% O+ J
- Enemy_Index_Begin = $6010" w0 t, W h& l+ f0 J0 J
- Enemy_Index_End = $6011
* |6 ~9 c: H. ?& j7 v' o o - q/ P' V& p% B$ |% h3 p, V ?
- Loop_Index_I = $6012) m2 J/ h3 m. r. _
- Loop_Index_J = $6013! J7 Z. V# J/ x
- nEnemyIndex = $6014- c! U* n; O+ y& e- C
- Data_buffer = $60150 k& Q- G8 U6 l$ [
- ' ^! A! ]% f5 ~5 J
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标2 A& s& O# v {2 W! R* {! l
- Bullet_X_Pos = $03C8 ;子弹水平坐标( {; x4 ^! J& n9 u) c
- Bullet_Y_Speed = $03F8 ;子弹垂直速度
; y- N9 H8 y1 V4 ?5 F$ m - Bullet_X_Speed = $0408 ;子弹水平速度
! w! N& O! Q" |2 m, I& N - Bullet_Z_Pos = $0418 ;子弹Z坐标
; H6 d" x7 E& |5 G. n' d( h3 J - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
; b7 x T+ c! Y+ o+ S$ d" Q& {- `
, E# \, g" v1 B. U3 v- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
! k1 Z1 [6 t5 b4 o$ P$ j1 X - Enemy_Blood = $0598 ;敌人血量
+ [% W, o6 ]6 z - Enemy_Type_Addr = $0528 ;敌人类型6 M2 \& M4 P7 L0 O
- Enemy_Blood_Addr = $0578 ;敌人血量
3 I7 g0 D) n! ?& ~9 d, { - Enemy_Y_Pos = $0324 ;敌人垂直坐标7 X: F/ L" `* `0 N, R
- Enemy_X_Pos = $033E ;敌人水平坐标
3 P3 ~$ c! }9 M - Enemy_Y_Speed = $04E8 ;敌人垂直速度
! K1 V" a5 s! k2 w. N - 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' c# Q( a n8 |* E. A
- B. f; {1 P4 ^! s- Enemy_Index = $83 ;
/ h' T5 j+ _0 K9 f1 K - Time_Count = $1A
1 A/ f9 ^& h; F. r3 N# m' T - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
) n! Y% p% m& T+ N) ?- v _ - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率* H) h) B' _* c0 o1 M( k4 L) C
, |7 l/ l# ^2 H0 f! t
! g* R$ J! X! _2 b+ v0 q, X- .ORG $6100
3 ^6 p4 ^9 I7 f4 H& A: { ^( o - Process_Begin:5 t O$ J: {1 } J" M, r5 f/ I
- JSR Enemy_Check/ t) o0 d& F5 m5 u' r
- JSR Track_Enemy_Check; A# B( \1 W- D! c
- Process_End:4 g/ c5 o5 I; X9 p* S! g- g
- JMP $E54F
7 B, f4 D' P* W3 p+ c& w1 j
2 [+ {: h' r6 t3 i- Enemy_Check:& ]. g/ {5 j) a1 J3 O
- LDA Time_Count
# g6 E* {8 x4 R' |: C - AND #Track_Bullet_Speed
4 }2 `4 Z4 g0 s; c3 B - CMP #Track_Bullet_Speed1 U' D( _, s& ]: g% W* s. f
- BNE Enemy_Check_End
5 H' D R3 ]- B6 O! }; ^ - LDX #$0F! i2 |5 q; D" [7 B6 g% O# X
- Enemy_Check_Begin:8 n9 l7 ^$ m; l: D) @
- LDA Enemy_State,X
3 J Q% b7 s8 i2 `$ } - BEQ Enemy_Check_Continue4 J6 ]" {* w# a4 B' r7 y% R
- STX Enemy_Index
5 n8 D p' A& ^& v. V6 C/ i - JSR Find_Begin_Enemy
' ^- d/ T$ O& [# \% d; O - JSR Find_End_Enemy( B' w+ ?7 s- Q, q! a6 w* O1 c' h0 C
- JSR Bullet_Track
! Q1 [) j6 J5 h3 r7 ^% ~ -
/ [8 k$ L$ \0 c2 { - LDX Enemy_Index9 e+ m! w0 e! h
- Enemy_Check_Continue:+ `6 Z: d. _$ J4 Y
- DEX
' q4 s! T' A0 I0 C( c) l - BPL Enemy_Check_Begin
2 C+ B0 \& t! V - Enemy_Check_End:
* I$ z$ U; d, g1 R - RTS+ f, A8 c1 ?. Y6 R
-
! k, s, f2 ~* y" V0 K9 F' b - Track_Enemy_Check:
3 C& l9 J. h. s# f; [& V - LDA Time_Count
( i7 k; s k8 u7 H7 g% N2 f N - AND #Track_Enemy_Speed3 y! Q7 K" }8 l2 p2 ~4 Y+ m" ] K
- CMP #Track_Enemy_Speed
5 o! F, K9 {9 ?0 x, I- L- y4 m - BNE Track_Enemy_Check_End% s1 p- j0 d5 g
- LDX #$0F) @! M0 ]4 Z% o" A' E* D; ^9 g. u
- Track_Enemy_Check_Begin:5 m0 u, ~/ F/ }4 n2 d
- LDA Enemy_State,X
1 M3 ^' W& n! {" f# J0 ^ - BEQ Track_Enemy_Check_Continue
- S0 j7 `; O G: _" H! o* @6 m - STX Enemy_Index1 E5 G3 F4 X$ u& l9 F$ z; Q7 q' l1 l
-
5 A5 `& _1 w$ h2 v3 {- M - LDA $40
- w! C7 l0 g* ]9 R - LSR
! A1 M0 g. u: ] - BCC Track_Enemy_Check_Begin_L1
] J" X, T, R D0 p -
% x( g* ]5 M/ R8 l2 G3 Z - JSR Track_Enemy_Ex ;2, 4( Z" P) W" F4 R8 r! \# }1 M. w8 P
- LDA #$00! `- t% c, v1 D
- BEQ Track_Enemy_Check_Begin_L24 @! e+ ~* n) b/ d6 }
-
% q4 U6 v& n( x# z( ? - Track_Enemy_Check_Begin_L1:* j( ?: y& q% a& e. v A0 h
- 9 u% A/ v. n; a9 `' ^& j
- JSR Track_Enemy7 r( U7 M) q4 r1 t; X
- . p! @9 e$ Z/ N
- Track_Enemy_Check_Begin_L2:
% [& {# t' V$ U! A; | - + a. b2 X. S7 ]" _+ @
- LDX Enemy_Index- Q7 }7 U) V% ^7 v2 F( F
- Track_Enemy_Check_Continue:! X" X, o+ w4 D* t% w% z+ q
- DEX
$ E* ]& _. ?: [* \2 R - BPL Track_Enemy_Check_Begin
7 E$ L+ Q$ ?( i( p" @ - Track_Enemy_Check_End:
% _9 b5 D' J" s" u8 g; D2 a7 l - RTS* v4 H% g; o+ ]! b
* l$ g+ r" N1 V- 8 t7 l" H Y S4 N! C# C
- ;查找第一个敌人0 y, O+ ]! I5 D5 i5 _
- Find_Begin_Enemy:
) k9 V* B h: y8 J# ] - LDX #$00
) G4 u6 d* {! X, d: f, D$ k+ s - Find_Begin_Enemy_Check:
8 s1 r/ i6 A$ R( z7 s) p! f3 y - LDA Enemy_State,X8 h3 g' | a* g. l. V
- BEQ Find_Begin_Enemy_Check_Continue
9 Y& X( t$ S) u0 A! L - LDA Enemy_Blood,X X. S$ d- g- b" e$ k9 p L9 o8 o
- BMI Find_Begin_Enemy_Check_Continue
" [: Z3 R2 U- x6 L - BNE Find_Begin_Enemy_End
6 `* a7 x, T7 V - . x1 l% ?1 m n- P6 r% d3 ?$ S
- Find_Begin_Enemy_Check_Continue:+ i2 n: `5 g% V. B; [7 H( u& y4 G
- INX: f' [7 p; V9 @$ a5 U; V
- CPX #$10
L m9 Y6 D m# h2 F9 W - BCC Find_Begin_Enemy_Check
1 y# p& w6 Z* l' S2 a - Find_Begin_Enemy_End:
" S0 n7 B* C0 R9 _ - STX Enemy_Index_Begin8 [6 Z( \, `4 A6 m" f
- RTS& |) t; A/ Z4 z- e( d L; E* M* V
1 U- d7 n( j+ v9 S; N- ;查找最后一个敌人
# v7 l6 D# Q" u# D, f* F3 W( h; ^ - Find_End_Enemy:* {: {% X) T% i7 C
- LDX #$0F
: G3 a! H+ O [) c - Find_End_Enemy_Check:
; |7 o3 X- \# C& S4 O - LDA Enemy_State,X
& x |. ~! X j9 V s6 {, b2 E - BEQ Find_End_Enemy_Check_Continue- v1 D( |6 p6 U! l0 l) a( T
- LDA Enemy_Blood,X+ A7 R' D% ~* b3 S
- BMI Find_End_Enemy_Check_Continue, l+ e* z- W' I2 I4 E
- BNE Find_End_Enemy_End
7 h# T# ^, \1 a - / x) b6 n& B- D B% c' r
- Find_End_Enemy_Check_Continue:
! i7 i! i$ y) j. V8 ~ - DEX- }& O# F1 t9 J2 i5 p
- BPL Find_End_Enemy_Check: k [9 J) c' h x+ G, }& P
- Find_End_Enemy_End:# d/ H- b. q$ Z3 H0 Y
- STX Enemy_Index_End
$ [! C% V0 x! B: L& W4 l - RTS4 V* i. [0 Y# v. t+ r. [& @
- ' { S) `9 \- W, G* k, s4 G
- ;子弹追踪% v9 Y5 o$ i" i0 e4 t. C+ B
- Bullet_Track:, x/ n/ e" a. e
- LDA Enemy_Index_Begin$ X6 b) w" H8 r0 C1 o
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
( L4 c& t w; |4 l# G - LDX #$00
6 ]! X8 ] X2 T; U) N D - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)* v; \; Q" ?* e
- LDA Bullet_State,X/ j l5 o7 Y/ m( i; {+ J: E( o
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;" L. n0 k' {" X: @) H' F
- STX Loop_Index_I
, ]9 Q, @7 S1 Y$ V$ q2 g -
; e3 m7 S9 d7 W n' d( g6 [& K - JSR Bullet_Track_Enemy
. d( s r, N! R - JSR Bullet_Tract_Direction l# `& H; V0 A% H9 g
- & Q0 d* r O3 C) J
- ;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+ v( c/ a) g# w+ y6 k
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;2 z8 a! J7 I2 W4 h
- LDA nEnemyIndex
) [& D; U T9 B8 Y5 F* b- v, H$ O - CMP Enemy_Index_End" c( T" y% C9 a3 |
- BEQ Bullet_Track_Check_Continue
/ V8 V$ _* K& e) o - BCC Bullet_Track_Check_Continue
) Q( d, D b- e - LDA Enemy_Index_Begin a& m7 n/ J- c: E/ ?/ s
- STA nEnemyIndex
; V6 w, w* k5 b& p8 P# _ - - T# E1 Q' h0 Y* Z: e% C0 H) ^, g
- Bullet_Track_Check_Continue:
, A8 E; @% l( P* L/ ^ - LDX Loop_Index_I. V/ T3 G `; [( f+ O
- Bullet_Track_Check_End:* u9 ]& k5 A; G
- INX9 i" f1 ^$ F3 w4 B$ t ~. `
- CPX #$10; H; N- p/ T- Z; R A
- BCC Bullet_Track_Check: U/ ~8 V7 B6 ^2 C5 U8 L2 @+ T/ `
- Bullet_Track_End:
6 J% b% o& O% ^% c* g, O: X - RTS* i$ x) M! v! `% O9 f
- . D( T, K8 [- A; U( Z8 d
- ;给敌人分配子弹
' r! r: j/ @, [! O - Bullet_Track_Enemy: {9 O9 d3 J+ r3 G
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
1 G L/ ? l4 z - Bullet_Track_Enemy_Check:" j1 M& `) J8 h: ?
- STX Loop_Index_J" @- M; i. c7 W, S1 D7 P9 |4 E
-
3 W8 w! q2 m6 | [# ?+ t, w/ t - ;if (0 != nEnemy[j] && -1 == nTrack[i])0 E# e. u2 n7 R/ D+ H9 S. R
- LDA Enemy_State,X9 Q& J. [* r X. y5 D5 ~+ A
- BEQ Bullet_Track_Enemy_Check_Continue' }+ t# Q0 N7 T1 X' w; H
- LDA Enemy_Blood,X
0 E: c9 l, J, [/ t+ x) S I - BMI Bullet_Track_Enemy_Check_Continue
& p; i0 Q& D; W& a# d3 |; ~ -
; V9 m4 n/ r* L+ u/ S( B2 a* ?# n% `* { - LDX Loop_Index_I% U1 ~" D: @. d( {
- LDA Track_Enemy_Index,X
4 u; r) C$ s) {, O) [ - CMP #$FF" s" r" n& `$ _& Q8 O, ^
- BEQ Bullet_Track_Enemy_Init2 t- k* v1 }- y
- ( u1 T( V6 u2 S: v3 W' `
- Bullet_Track_Enemy_Init:
$ D2 S* N7 T1 j" g) y - LDA Loop_Index_J8 K& L9 Q" Y3 w' A1 F( |
- STA Track_Enemy_Index,X ;nTrack[i] = j;# k1 T5 R8 y+ e, d( X2 f* J
-
# D& y. [( M# @5 X - STA nEnemyIndex3 `3 F+ m- P4 h
- INC nEnemyIndex ;nEnemyIndex = j + 1;4 ]& M0 U+ a; s2 [: ~0 j; W# p8 f
- RTS ;break;
& X( h; u, ]5 W$ b8 Z0 D
+ C p" \9 R) Z( i6 |* A% w- Bullet_Track_Enemy_Check_Continue:
* {5 F$ G2 {8 I- I' X% i* } - LDX Loop_Index_J
0 y% F; t" @- L0 Y( v - INX ;j++7 W6 I. L3 _$ M- D4 q; V
- CPX Enemy_Index_End
! ~9 u$ O1 b" E2 I - BEQ Bullet_Track_Enemy_Check: U, M8 w! Y0 M9 W
- BCC Bullet_Track_Enemy_Check
. L' f2 |* c C* M, e* j - Bullet_Track_Enemy_End:
' Q6 m% h) B8 ~% i) _2 ~/ ?- i - RTS, K+ K6 l; n; l
' o7 T- T5 [2 a- Track_Enemy:
5 e; k; l) T! Y2 ? - LDX #$0F: R U, P$ }; f) Z3 X- M! H
- Track_Enemy_Begin:7 i$ n5 [" m" }5 r& ^
- LDA Bullet_Icon,X! u- n0 A- H$ p0 k% D
- BEQ Track_Enemy_Continue
5 Q% C0 t9 `1 q' a5 L5 o - LDA Bullet_State,X
' J7 D( A) j' b - CMP #$013 o' l6 |# h0 P3 ?" m, m
- BNE Track_Enemy_Continue
( D& y% L2 j& s) j7 P# Q5 N5 m - 4 u! D5 Z9 k3 R' {6 m8 ^
- JSR Track_Enemy_Process
4 ~$ v8 {: x. ` - " A: J, ~ g& m( h+ G, a# k3 _$ B) _
- Track_Enemy_Continue:. {0 \% U8 o/ w& _
- DEX0 R2 e8 J: w" \5 S) }) A
- BPL Track_Enemy_Begin
) `1 r9 ]2 e( f# j# Z5 P, P' Z - RTS% }% f$ ]- m; m) |3 U( r
7 _; @! s6 H0 S8 z/ L J- ;普通关卡: I7 K ]0 s* \
- Track_Enemy_Process:7 H# }% J F/ f$ V
- LDA Track_Enemy_Index,X$ R- z# [/ D9 n, f% ]3 i
- CMP Enemy_Index+ h& P; L, D3 D7 B- A# }! C7 u
- BNE Track_Enemy_End, J: Z( O! @; k" E4 Y/ u
- LDY Enemy_Index
+ ~4 g5 c5 k) }& K - JSR Track_Enemy_Y
7 y! ?8 Z+ [* R* O$ Q/ Q - LDY Enemy_Index
. k) B$ } p3 m& {2 X3 ]# Q7 P4 {8 e, j - JSR Track_Enemy_X
" Z, p0 @; I' ^1 E% R$ K' D - Track_Enemy_End:
% P2 j. U, c B. g - RTS9 t( l9 e, x* p8 y
- # a- O2 y0 t2 p
- Track_Enemy_Y:0 N2 y9 L1 u; J% S
- SEC
) D% d6 `/ ?; ]* i- l% V - LDA Bullet_Y_Pos,X
" J0 O$ R0 B/ W0 u3 e! q& n1 D - SBC Enemy_Y_Pos,Y
4 h- {, p A3 U' c' z - BEQ Track_Enemy_Y_Equal& N& |: p3 X7 I6 s% o
- BCS Track_Enemy_Y_Greater
3 f8 y* D- }' q& V [2 v. o }9 C2 [ -
* V3 R6 p- |. [; P - Track_Enemy_Y_Less: ;子弹Y < 敌人Y4 P4 X5 H# k" M! x) k+ x6 J" U) {2 ~
- CMP #$FC
. O/ A+ A, b+ ` _ S) T - BCC L1_1. x: e- @ q. e- H j) P
- CMP #$FE, D2 S9 D, w5 T1 G1 ]) P; Z
- BCC L1_2
3 U' u: @) T6 b1 | - LDA #$00
8 a% c/ F, `) X$ W0 r9 [" P5 M - STA Bullet_Y_Speed,X
+ Q# U& h8 o, e i - RTS3 D1 I0 F' ], d0 \9 \
- L1_1: & x4 `7 t- u/ F: ]0 Y; g
- LDA Bullet_Type,X
7 [+ w" [, v$ ?# v4 [ - AND #$0F2 j9 [" |# Q7 c0 e0 D8 M, C1 J! W
- TAY" P1 [3 B) S$ E- n& o$ u. s# W# b
- LDA Bullet_Speed_Data,Y
: J1 `* r( t* d- C" @9 |' N - STA Bullet_Y_Speed,X
% m1 ]' p) d3 m, D - RTS4 n. p5 Y* |5 h, e4 H& y
- : V6 Q9 @* H; R2 Z, ~) ~
- L1_2:
$ L% M0 \( }* S! Y, E. R" s3 ` - STA Data_buffer1 O1 V u% T j# a
- LDA #$006 N7 r; M6 e" Z/ [+ k
- STA Data_buffer
* _5 r3 w4 ?+ G$ B+ n" n9 N( c - LSR6 u3 @9 W: T( @: h
- STA Bullet_Y_Speed,X+ b+ H$ X% |+ W" Q8 [# z; ?. e
- RTS
* f; N( D; Q' j" N
5 b) I/ W- N8 T* R) X- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y. u2 `$ N6 Q3 i" u
- CMP #$04
! ~* r: X+ _0 U6 d8 ^! d - BCS L2_1! q$ V% D- j2 ?9 H7 `, Z$ u3 q
- CMP #$04
; r0 s7 G7 A3 v- }* m - BCS L2_2
1 a* l5 O( G* g - LDA #$008 U# o1 H* F# f$ L4 c
- STA Bullet_Y_Speed,X
( j. K% y% v' u7 k' U. X - RTS
9 R; ] M% g, i7 f; m. D9 r& q -
9 u. N: U9 x) Q; J9 M3 } - L2_1:
; d7 t9 M# A; V7 ^ - LDA Bullet_Type,X
: u9 r. V0 x4 O* M G, m - AND #$0F
% ^/ U7 `$ ]9 E8 g* s6 E) n - TAY: a8 ^. V! {9 ^ J, q
- LDA #$00
: H+ ^9 L7 d [4 m - SBC Bullet_Speed_Data,Y
- b/ j3 d! I2 B& ^3 H - STA Bullet_Y_Speed,X
+ h7 L8 i: l0 w4 E$ V3 K" r, w6 _& u0 N - RTS
# K' @5 N4 y/ Y: Y$ U- s - , G7 W9 Y. [2 o$ n) s6 `
- L2_2:, Z* T- F9 K2 u% @% V( G: D
- LSR% i+ K/ R4 T# P
- STA Data_buffer: q2 j) v3 T4 F
- LDA #$00
; @1 P4 c7 ~4 B( j4 K - SBC Data_buffer
. v3 z" P4 W i$ B4 W! w% q! f0 ^ - STA Bullet_Y_Speed,X) o, U: @) p0 J2 S" Y
- RTS4 D7 h. F" q8 R# }, R
-
4 z% Z4 N, M% a; s; f - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
: C4 q+ c; z* ^/ D$ b) f - LDA #$00
+ V6 x& x9 g) b- _0 w$ Y - STA Bullet_Y_Speed,X
: V( P e# W" i; n - RTS
( D G5 @/ _7 v h; W* E. {- p. R -
2 Z" w% b2 w- M { - Track_Enemy_X:
: |! F7 l7 g& W$ t: [ - SEC% J, x- M6 E( Y9 `
- LDA Bullet_X_Pos,X
' {4 I. M+ \- R9 _% [8 B) R - SBC Enemy_X_Pos,Y
" D* Z/ k' e; P% j% B( y - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
; U) c! j' U6 h$ J. z - BCS Track_Enemy_X_Greater ;子弹在敌人下方
& S/ v; g1 F3 I4 [" n" C -
* U: O; a2 R4 E6 o8 ] - Track_Enemy_X_Less: ;子弹X < 敌人X! U0 P# s5 D' R- ~# @: v
- CMP #$FC
9 M f0 R- M2 L* o! X - BCC L3_1
" R8 R- W6 z3 v) Q - CMP #$FE
, W" z! ~4 Q { - BCC L3_2% N- e, D$ h: F) |2 Q( C6 T( k( b" ?
- LDA #$004 c* z. X" n$ \5 w
- STA Bullet_X_Speed,X
& t/ ]5 H$ w' W4 J( W6 b - RTS; t" o% \- ]# M3 L
- L3_1: ; `6 k$ v1 F( \8 m. z- G
- LDA Bullet_Type,X
# ?3 ?5 `' T) j, d1 s - AND #$0F' d( T% s3 h3 V; n7 O
- TAY2 i, O; ?. L: e) }2 g/ ?" t/ d: x
- LDA Bullet_Speed_Data,Y9 V X8 B6 O# S" G
- STA Bullet_X_Speed,X' g6 o# _; }, W
- RTS
4 d9 C: K( U5 j - L3_2: 5 P$ r- {. t7 c6 s( `) Q
- STA Data_buffer
! V2 I: U& P1 I2 {& l6 g d" g) @4 b - LDA #$00+ M* r1 ^& x6 g0 n9 V, P
- STA Data_buffer7 P- ?" m% W- c) h0 B
- LSR _ b: |) ~: f9 F8 u
- STA Bullet_X_Speed,X
. ?3 X7 |$ R+ a - RTS8 f5 k1 m0 g! w$ K$ d
- : R C! N% H1 L4 G# K3 D
- Track_Enemy_X_Greater: ;子弹X > 敌人X; {8 N& L1 N* A5 _+ V, _' R
- CMP #$04. J6 I- U! d5 p0 {( z
- BCS L4_1- N* U' ~% n$ p/ S
- CMP #$02& n# w" R A) B4 ~
- BCS L4_2
4 e" Z0 P! e+ u ~ G - LDA #$00
" w- m0 k, i" P! ~5 q3 h( Z- b$ G! v - STA Bullet_X_Speed,X
; e1 Z# s" L) I v' U3 `0 ] - RTS
6 t I2 |3 q2 m- O/ \+ } - ' C$ {6 n9 f; {! o) N' m
- L4_1: , g1 P" ]# Z" X) J. W+ x( J( m Q
- LDA Bullet_Type,X* b- b8 T. j6 C# Z0 I
- AND #$0F
* ?8 z8 D) m% U+ r' ?+ M - TAY
7 F$ ]) h& c* } q% k y2 Z( H - LDA #$00# k* {$ L; F1 d5 J9 i* V
- SBC Bullet_Speed_Data,Y" [8 M1 U! t O" r" v( F8 b
- STA Bullet_X_Speed,X- k, r) A. l& N/ F" W7 }3 l
- RTS/ }: y( J I( d3 e) b' U7 e
- L4_2:
0 |5 U4 R) u2 t7 B, n' U4 s - LSR1 p; ?! S' D2 Y& T. J0 F, F2 H
- STA Data_buffer6 g: a) g2 C' g: g2 t
- LDA #$00
/ j# K8 G* R. G5 g z" \% T - SBC Data_buffer
7 D( i2 F8 n0 L l* v - STA Bullet_X_Speed,X& @. z% B5 b4 w, B* F
- RTS
) T( A# p6 |6 `9 V -
( y- c1 _# z, r/ o" v - Track_Enemy_X_Equal: ;子弹X == 敌人X
+ g" M. m6 Z0 Q3 P: A/ I2 d - LDA #$00
8 R9 z) ~" ]- ]. c" Z2 c - STA Bullet_X_Speed,X3 f$ F$ e8 d4 o: U8 d
- RTS# K5 s6 v7 I4 \! P6 I
-
. j& |3 M, l% h/ g* p- x3 s( ? - Bullet_Speed_Data:' B+ V' [$ F. P, ^
- .DB $00,$03,$03,$02,$03,$03
/ h9 g; D! v. q3 l1 K% s - # }4 M( U1 ^2 y) a+ X. d
- ;2, 4关0 l7 d! k+ V- G- I8 J" ^5 }
- Track_Enemy_Ex:
9 K7 Y, k- E7 l& ?. I% y0 i z - LDX #$0F U/ I( [6 A: Q D% Z; f
- Track_Enemy_Ex_Begin:# v9 v8 i4 ? y- _& u8 X+ p
- . A! m/ I# p0 _" p6 ]9 K
- LDA Bullet_State,X& b0 n# U9 |- S6 {9 `/ E' |* Z# K
- CMP #$01. a- c. V R: j. q, M
- BNE Track_Enemy_Ex_Continue
6 p& u; C3 d: j6 x/ _# n7 ~% g! R - 5 b4 j6 Y+ g- b: e6 I
- LDA Track_Enemy_Index,X
6 J% V7 _8 b- U4 G - CMP Enemy_Index
' L& g, W# d1 T9 u - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
& N" h1 s$ e& Z( G- A - 0 P$ b6 Q& d% }8 f9 ^
- LDY Enemy_Index
# {! l6 O' u* Y3 r - JSR Track_Enemy_Ex_X7 a, C$ U5 T1 ]8 U( ]. j
-
) K8 o* O8 F: w7 w5 v b9 | - Track_Enemy_Ex_Continue:
5 h" O* r) S( l3 p9 e1 k3 Y - DEX$ y2 E: F2 O0 X
- BPL Track_Enemy_Ex_Begin" R# R F' Y2 C
- Track_Enemy_Ex_End:2 G b; L% f. Q1 e9 g
- RTS
: u$ h6 ]% p3 s- ]8 _1 x: \0 ?: A - 1 _* O' |0 R1 x: o( y
- Track_Enemy_Ex_X:
3 C9 f/ D5 F! V - ;LDA Bullet_Z_Pos,X
6 F7 u1 x) x. K) x - ;CMP #$04# B- D8 B, u: h- ?; `
- ;BCC Track_Enemy_Ex_X_End
9 \# s; ^3 f( u/ ] - SEC
( { N/ I2 ^/ j! v3 J- _ - LDA Bullet_X_Pos,X
, M! ^; L# W P; E4 `- N0 U8 ` - SBC Enemy_X_Pos,Y
/ k. E5 [7 q N; ~- Y' b& m - BCS Track_Enemy_Ex_X_Greater
; o# U+ s7 h! S -
+ l$ Z( j0 K7 X; r6 V - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X7 `: A7 O9 W8 Q! q" }
- CMP #$FD
# Q# _4 d- A4 R& G0 X - BCS Track_Enemy_Ex_X_Less_End
2 y) Z k+ i+ z i - LDA $6020,X
% W& j& u1 y6 s# `1 z: M - CMP #$2A$ `3 I5 N8 l3 M3 ]) C
- BEQ Track_Enemy_Ex_X_Less_L18 m* k: c6 F$ v1 X6 @% f% H
- LDA Bullet_Z_Pos,X
! Q$ k6 U# M. B& q& K - LSR
& G. X8 W; p$ h' C7 n+ V - TAY) S3 A0 w/ |$ x' P) t# H4 C
- LDA Bullet_Speed_Data_Ex_R,Y
2 G( G% N. S) `5 `- p5 [% \- K - STA Bullet_X_Speed,X) D' C) O' ]. ]) A
- RTS
$ Z7 m5 v5 C. @+ d6 n' _! o% \ - Track_Enemy_Ex_X_Less_L1:- e* Q9 \2 J9 e$ c7 G+ n) E
$ n$ v; O# l* L$ O2 S8 T5 B- LDA Bullet_Z_Pos,X- k8 ?' D9 f @3 N' E
- LSR. s" r* J$ W% ^1 y+ b* B
- LSR
! D v" J. F4 \2 L! \) b# o$ { - TAY/ w& C6 p: J; @" [ l
- LDA Bullet_Speed_Data_Ex,Y' r5 B- j2 H; w0 ?9 _
- STA Bullet_X_Speed,X
4 B% o/ i6 R* a4 F* A( q! U - RTS
. ^+ J- k0 `. A9 V# \ -
$ e/ V9 f; t# ~ - Track_Enemy_Ex_X_Less_End:: } \% A! I, `. _1 x
- RTS C* e- e( s* \0 b" R5 q. X7 M. t
: z6 r/ F6 Q! t& Z6 U6 y/ M) L6 d0 c- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X V' c8 l0 g9 n
- CMP #$03
3 ~9 _1 Z. V# q - BCC Track_Enemy_Ex_X_End3 q# |6 X+ O: j0 ~3 |$ C4 }
- LDA $6020,X
2 ]5 y J$ ~. E& c0 P8 l. ?8 i - CMP #$2A
4 L! Y- B( A. a/ C+ Y1 F7 `7 B# F& E; y - BEQ Track_Enemy_Ex_X_Greater_L17 H" T& C2 Y$ l: {* i& Z
- LDA Bullet_Z_Pos,X: g, R6 l, v4 i0 K w
- LSR
' ]$ y" K$ F8 D1 Z - TAY: m5 C: Y' _& w! r# z( T" n, N4 C
- LDA #$006 y1 X& r' ~6 p3 d
- SEC
3 ?/ P- U6 g! M8 @ - SBC Bullet_Speed_Data_Ex_R,Y
g3 h- O: C( f E( _* U - STA Bullet_X_Speed,X
' O0 I3 E l* t0 K% { {% Y$ g - RTS0 Z4 ~0 I; X, q v
-
7 w) F [% R: Z - Track_Enemy_Ex_X_Greater_L1
8 b) ^4 F- N& e7 D R( x1 k6 H - LDA Bullet_Z_Pos,X" p- Q8 {4 ^( ]4 ]
- LSR
) \# r: d# ]9 s! k - LSR4 u5 G3 j( v1 G* J# o: E" [
- TAY' b- }. }9 B. t f4 q; P+ g: y
- LDA #$00% G0 _! {+ [3 M
- SEC" f& E! t) K, o# k2 h$ w0 u
- SBC Bullet_Speed_Data_Ex,Y
( Z5 ~' ~% t5 _* M6 C5 u, | - STA Bullet_X_Speed,X, x! X' G" Q9 w+ j' F% Q# r
- RTS( @( X# f! h& U1 v
-
# w1 C" b c0 L4 R5 ^ - Track_Enemy_Ex_X_End:5 w' \0 E6 A% G% v; y/ b2 K
- RTS9 f( R4 }7 G9 v+ i7 F( j2 B1 K
-
) z" Z2 ~8 b; T, M0 V7 g# D - ;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)- C x- b2 E, ?- T0 b V6 m
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上, g( J# O$ P+ Z
- Bullet_Tract_Direction:0 E+ z8 {5 c% W2 c& U) u! I/ M
- LDA Bullet_Icon,X
. R: L# O; K( {4 M& v8 w - CMP #$23
" {1 ?* Y0 P7 f' `; N# j6 Q1 R, [ - BCC Bullet_Tract_Direction_End
: S. ?* i* @; q. N* k+ W. T9 ]5 i -
: c/ {- a6 I6 x - ; X != 0( s. c$ o" K3 X; C B! n. H( [: g5 x4 a
- LDA Bullet_X_Speed,X
% z* Y8 B) ]5 _ - BEQ Bullet_Direction_V
( U) ~ t7 i& _1 ~$ l2 L -
; x* `" F+ |* a' r U9 a - LDA Bullet_Y_Speed,X0 p! k5 {; F- D6 r; W2 H* B; {
- BEQ Bullet_Direction_H" m5 p# G% ^0 D: n( z7 L; Z: O
- 5 y/ }" Z" w$ B
- LDA Bullet_X_Speed,X
/ S5 Y; z6 L! N# s$ I - BPL Bullet_Tract_Direction_Right! X" x4 X; K+ q: {
- Bullet_Tract_Direction_Left:
: a- h1 Z6 J' ]* ~1 e - LDA Bullet_Y_Speed,X
9 ]2 c* Z3 a e; ` - BMI Bullet_Direction_Left_Top& Q" w( L( H- E
- BPL Bullet_Direction_Left_Down
8 X! v1 I# L+ B - Bullet_Tract_Direction_Right:' {- D2 ?" E8 k
- LDA Bullet_Y_Speed,X* b' G" u7 ~; |: O, {7 f; i/ {0 W; M
- BMI Bullet_Direction_Right_Top
" W4 X, i* u7 i3 j, K8 @3 u% k - BPL Bullet_Direction_Right_Down
' Z8 t# ~" z) @7 G' g/ Z7 O - Bullet_Tract_Direction_End:3 K4 ~ \; l5 J) @1 B. }# l/ K
- RTS
4 |* a6 [2 x$ D+ [8 r - + G! e0 v- a4 N6 p$ B1 O- d
- Bullet_Direction_Left_Top:
" z' N3 W" y% ^3 I - LDA #$25
6 a6 U( @! H$ x3 I - STA Bullet_Icon,X
9 ~4 k( x% _9 M - LDA #$C0, I2 {4 I& p* Q6 v' r2 }
- STA Bullet_Direction,X" @5 D2 O5 h# `) W6 P* L; H8 f
- RTS
6 h# B. h: d: p# b+ v - . G* L$ r. l5 I% f
- Bullet_Direction_Left_Down:
8 n0 K4 ?! N* U* @& x: z: V$ o - LDA #$25; { C8 t O6 W- s% w8 p6 F4 ?
- STA Bullet_Icon,X
* \) a4 u. O9 o" C& A - LDA #$400 i3 I; }$ ^% K7 r+ v B: B
- STA Bullet_Direction,X
\# M" w0 d2 e* n - RTS% z# k# v4 ?% K
- 3 K( P# k& w3 y' u
- Bullet_Direction_Right_Top:) f3 s0 Z: u. `7 E; @
- LDA #$25' Z" m/ ?$ `5 k- C( ~
- STA Bullet_Icon,X5 _: s7 Q% u! d3 Q! @
- LDA #$80
8 y: C/ n" C5 q - STA Bullet_Direction,X+ x4 \9 K$ Q5 @7 a$ _4 _' t
- RTS
: `0 Q+ j: A, Q6 Y7 M0 A
+ G1 l7 Q8 @0 T. P4 h0 E- Bullet_Direction_Right_Down:) w; q9 S9 G8 ~/ E2 R
- LDA #$25
& D/ }( Y: v$ F8 ]; J - STA Bullet_Icon,X h- E7 L3 T( v
- LDA #$00
1 R' J: Q9 f. a0 P0 A0 b- [0 |4 ?, { - STA Bullet_Direction,X
( L! O+ B( k) W2 d1 @3 I0 u* W - RTS3 K4 m9 w& c. i& b
- - U, c+ X% J% B, H* {- X
- Bullet_Direction_H:
5 s' `! `# `3 U0 s$ b( ^4 `" w - LDA #$24
. D7 E. ?1 k6 \0 W' {1 u - STA Bullet_Icon,X
3 a5 G4 Q9 Y& ^; S - LDA #$00
3 y; J, c# i' y5 W9 `7 V - STA Bullet_Direction,X: _4 Z. b+ r/ G
- RTS# W6 h3 Y& N- [/ i% g* t
2 Q' d: E W4 R3 M q) W4 O- Bullet_Direction_V:- i4 H! f# T. \$ E9 ^/ Y1 N) g0 J3 u+ Z
- LDA #$23; ~9 [, U" ?5 y5 S5 w1 _1 q! x
- STA Bullet_Icon,X
+ N' K; |! X: s. V/ }' P - LDA #$003 z3 Q7 a' D/ y, \/ g4 Z
- STA Bullet_Direction,X, {! q, y7 e' \$ P: ]
- RTS/ E- M4 ^ ` @' U
- ! c. ]( x; R" T
- Bullet_Speed_Data_Ex:
) w! D! v6 F1 x- ~8 Y - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
4 K4 r1 m2 N4 {: R3 F2 x& l -
2 c, ?6 z/ C+ S/ N$ m. H9 _ - Bullet_Speed_Data_Ex_R:' }6 u1 }8 h: {( o: c; i
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$080 ]* c5 t) Z) I* b g$ m. I% e; O
-
复制代码 ; [; i# l$ s2 e0 G- C4 A
+ u# k" d1 `# I( B- L& V
|
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
|