|
|
[FC][魂斗罗][J][追踪弹]- N% p% y) q* S# P' c
/ s7 T: k) E! c5 Y时间:2023.04.30: U/ m6 S, j E0 Q
作者:FlameCyclone; Y# o; M' w7 P# b0 M& m
内容:2 T ~$ m5 n+ F) g- E' ]2 v: p
1. 所有子弹追踪敌人( e v3 m4 i9 ]9 Z, I4 N
2. 选择键切换武器) N0 ~5 D7 ~( ~$ b/ c& V p ]
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
$ \+ ~$ j/ r5 w2 n" b0 C$ [
3 J7 B; G* B1 P: ]6 D# {/ Pflamecyclone.ys168.com
( V" C( \' X. |% E0 I6 I1 a
' k( k h+ L) \* ]- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
+ _4 F) y: {) M# y5 O& M& M - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
. [+ ~0 b; U( U) Z' k+ v- q0 J - 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)
$ [$ a, d2 e1 V5 _. n
. e5 I( W/ F& N! M- ;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)8 e, ]- o1 w2 V& w/ N( L* ~% ?
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
+ Z2 C$ Y0 G4 s; a/ t
! `( q( x* z9 [! j$ @- V- Track_Enemy_Index = $60009 g, V. r$ ?, E1 @, V
- Enemy_Index_Begin = $6010
: N' A: H3 v! Z) ^/ r3 F - Enemy_Index_End = $60119 Y' @6 T. S7 S v& p; M4 F# A
- $ u+ D& Q; l2 p7 H9 n
- Loop_Index_I = $6012* Y6 v2 w* [+ i+ V% {: z
- Loop_Index_J = $6013+ G* d9 e. S! R- J \
- nEnemyIndex = $6014
& L7 D- ~9 t& h, z0 M" l; U% b - Data_buffer = $6015( r) N3 P. M8 K s/ U
- 1 T% t9 n5 o, @8 H& a, R
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
. w! Z+ a* Z! J2 m - Bullet_X_Pos = $03C8 ;子弹水平坐标
& d& s5 I- m0 b' `8 \. O$ z - Bullet_Y_Speed = $03F8 ;子弹垂直速度
$ [) Z8 ]- N7 h1 i - Bullet_X_Speed = $0408 ;子弹水平速度
6 \6 |* m, O1 f+ L; X2 b - Bullet_Z_Pos = $0418 ;子弹Z坐标) T3 U F4 U% e4 R8 U0 v. H. z3 r
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P4 f2 _- v5 g% h- p8 X) ~
- ' f5 Q8 Y ~! s& Z
- 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/ k& ~8 h3 [2 B, d
- Enemy_Blood = $0598 ;敌人血量
4 Q) z( Y3 f1 H3 N/ j- i' _3 K - Enemy_Type_Addr = $0528 ;敌人类型
0 A' o0 t8 r3 R) f - Enemy_Blood_Addr = $0578 ;敌人血量
& H6 J/ ~' r6 I - Enemy_Y_Pos = $0324 ;敌人垂直坐标
, Z5 y9 C0 @# X$ w - Enemy_X_Pos = $033E ;敌人水平坐标
+ N& ~! @3 J/ i7 Q8 B7 A' U - Enemy_Y_Speed = $04E8 ;敌人垂直速度
/ O2 j- e' s4 e1 q/ z - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸3 f0 p3 f# r! B* j
- 0 f4 R x0 M6 [$ P! `8 h5 M
- Enemy_Index = $83 ;
' a3 O$ n, f4 Z* T( f" A6 O, p - Time_Count = $1A
$ c: ?1 ~7 h8 `9 k0 l - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
k) X2 h# I" v0 i9 E+ q - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率4 u+ e/ T/ d0 S- m1 t! q; X
: I! Y2 S! G4 i2 X% P2 V$ w% ]
0 s! G/ K* p2 U# g1 _% A& u" a- .ORG $61007 m, ?" v2 p2 [/ m
- Process_Begin:# h' b/ g1 N( ]7 r: |) P. H
- JSR Enemy_Check E8 }) o% H4 Q; X
- JSR Track_Enemy_Check
$ i; H: S: U8 S+ o" |* b( z - Process_End:
8 c/ e! _4 Z e9 J5 o - JMP $E54F
3 V2 r+ K( i/ }. O# t ~7 o1 `. f+ S - " S4 N% x; M. T8 u
- Enemy_Check:7 y( E$ Z0 w. j6 U5 I( f
- LDA Time_Count
: @4 R$ U6 _: `: i& s - AND #Track_Bullet_Speed
2 k) j) C: `' G: t; X% F - CMP #Track_Bullet_Speed- n$ S8 V" ^" u! P3 E$ _
- BNE Enemy_Check_End
7 h- ]3 S% e; r$ y3 h4 C) c - LDX #$0F- y. S- J/ F. ?5 {$ R4 e8 v
- Enemy_Check_Begin:
3 o5 S' N# N' ^+ g! B5 ^ - LDA Enemy_State,X
3 h' o$ F B6 S3 d/ x - BEQ Enemy_Check_Continue
" ?0 Q$ f9 F7 h9 T# X, l/ |+ @ - STX Enemy_Index
3 k8 V/ R! K$ x2 }: n - JSR Find_Begin_Enemy& r: n; ^; q+ ^4 n
- JSR Find_End_Enemy) \" K) }+ q3 k4 ~6 |) }, l) r5 N: d! ?
- JSR Bullet_Track& P- f5 U; M( c+ Z1 J: T5 K k
-
: O( c- q9 i) O" G8 B7 h - LDX Enemy_Index; M& G7 h. g( D1 ?" j
- Enemy_Check_Continue:
) c; A/ |) \/ K) w5 o- [ - DEX5 E+ o- H$ r( A3 d3 T
- BPL Enemy_Check_Begin
! u! R" q* x. [ - Enemy_Check_End:
% X1 S/ F. t5 R. n+ B% @ - RTS) H x- O# G1 ?4 ~/ \9 b
-
# X; `3 S- K6 p; G+ e( S: ^& z! \% H - Track_Enemy_Check:
g8 D3 b2 p( x, {5 o+ o K - LDA Time_Count
& y( ]& R7 `" O - AND #Track_Enemy_Speed
# p0 N, y& G: C" R9 T* @3 v - CMP #Track_Enemy_Speed4 Z! v' e# j) N6 j7 _
- BNE Track_Enemy_Check_End
( ?) y/ K( }, f! [, l - LDX #$0F
6 Z& v; { o- D U* T" X3 [% n - Track_Enemy_Check_Begin:0 L9 z& ~0 o/ R: V# ~
- LDA Enemy_State,X
; v' f8 I6 O2 }. l+ @/ j7 } - BEQ Track_Enemy_Check_Continue
" x3 L7 i6 m$ K" F- e - STX Enemy_Index
0 W, k; ?% G, Y - 7 `# z# h9 ?! x
- LDA $405 U% x4 N$ s8 F2 O3 e
- LSR* P) a. J7 f# s7 {" w
- BCC Track_Enemy_Check_Begin_L18 G Z9 F. o$ I2 }/ L6 Z; h% A
-
. t1 T# c8 o% n+ V) v( \ - JSR Track_Enemy_Ex ;2, 4% t1 s# X7 N% s* M. @
- LDA #$00
% q. ~, _3 F2 r2 K - BEQ Track_Enemy_Check_Begin_L2- n* \; ~3 R* l
-
8 p- f1 B5 L3 A$ j$ `/ V3 M* a( u! s$ z - Track_Enemy_Check_Begin_L1:/ O+ |* u5 c( l
- 5 g* f8 w) {& l/ ~
- JSR Track_Enemy- H2 y% P/ _2 h. V! k
& v; w3 b& N8 m$ {- Track_Enemy_Check_Begin_L2:0 p0 e$ U a. j
-
1 u8 f7 J/ `, }) ?/ ~ - LDX Enemy_Index
9 C9 s# k. P' u" }7 |# I# Y - Track_Enemy_Check_Continue:$ c" ~3 T" N% f2 `# G
- DEX6 [+ [0 A6 ?, h5 ]
- BPL Track_Enemy_Check_Begin+ }/ q- L. N6 ]
- Track_Enemy_Check_End:
) O) c8 m0 d& ` c& V - RTS
6 J, {. H$ ?! w# @' u. T L2 z - B/ V, G+ W" \5 r- t
- 3 Q6 v$ A+ o- K. Q3 n
- ;查找第一个敌人
. m' o$ C8 H9 W' v0 A - Find_Begin_Enemy:
+ c& d8 g0 {4 w- ]9 w, z; v) p - LDX #$00
# `4 X% w$ j& j0 }* l/ W0 \9 U - Find_Begin_Enemy_Check:8 k; h8 j; M7 \7 R
- LDA Enemy_State,X
% D; x! b Q+ g5 E ^* n - BEQ Find_Begin_Enemy_Check_Continue
9 R* m! ^2 p3 N& s$ E. i - LDA Enemy_Blood,X6 c- z- W% i+ B
- BMI Find_Begin_Enemy_Check_Continue8 y; T7 Y8 C9 x' p. E7 s
- BNE Find_Begin_Enemy_End% v: c! k4 i# Y! J+ M1 d- D
- / \* y" J# m& M# [3 C! z3 X8 Z
- Find_Begin_Enemy_Check_Continue:
0 V' M4 B& y. K. F$ r, V - INX, x: C- Y5 V5 [1 D9 S& T
- CPX #$10: L5 u- A6 x3 s* r) B! T& p
- BCC Find_Begin_Enemy_Check2 K5 K0 }8 z9 r+ D& L
- Find_Begin_Enemy_End:
3 S! M* E( b3 }/ H; s* O. } - STX Enemy_Index_Begin+ X. [0 d# y$ j; [
- RTS
3 P# R4 n% C* }; f1 | - & ~( H; k; y& f8 N
- ;查找最后一个敌人
# f+ u7 ?/ I) A/ d( W4 ?( J1 x - Find_End_Enemy:
. i! V! {* R b/ r' L* G - LDX #$0F
. E8 l% {; y0 L - Find_End_Enemy_Check:
5 R* L& `3 a$ L# c z - LDA Enemy_State,X
! ?8 J8 [2 G" b$ Y7 n: y - BEQ Find_End_Enemy_Check_Continue
+ u+ }2 }( l* e8 ] - LDA Enemy_Blood,X( Z! z! @- h7 @* @) r9 d. X
- BMI Find_End_Enemy_Check_Continue
/ k ~- x* L. W - BNE Find_End_Enemy_End% {' q- e! c; M
- . a$ h2 [0 L) W& [: |$ R+ i; o
- Find_End_Enemy_Check_Continue:# _! `8 K* O# Y1 l& O s0 z' m
- DEX
) s" h: N t) z) b+ s - BPL Find_End_Enemy_Check
1 p d4 r& I( s - Find_End_Enemy_End:
$ I6 P. b6 D3 S; [. Y; ^, i - STX Enemy_Index_End
8 t7 T6 F( [/ Q" P G+ K% L - RTS) i1 M }0 C( V, M
' v' X+ y7 V6 K+ L* j3 p- ;子弹追踪
% ~9 a# q9 |6 E% u6 Q) C, u9 v - Bullet_Track:3 e# S- |' n- }* I0 R
- LDA Enemy_Index_Begin- H& t( ?; G* l+ b
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;5 n0 \6 k% y, O. G9 w' N1 {
- LDX #$00 % x0 v( n8 Z& V$ _! Q$ g T" \% E) G
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)6 N' ^; ~" L( s6 ~5 b2 X* B" X
- LDA Bullet_State,X2 v$ I8 F# `1 t
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
% _6 e- G; Y; o: @3 D4 ^ - STX Loop_Index_I0 V6 }: y/ ^8 }+ W3 s
- ' H+ m8 v' @* n5 K
- JSR Bullet_Track_Enemy
# c4 f- E6 t& N0 U& k - JSR Bullet_Tract_Direction
: ~8 k8 [- H, H2 v; k2 C. m, z; } -
* W* u$ R) E( v r7 N - ;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6 e* a: o; K2 k: e1 A
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
5 M) A5 c. {7 d! D8 l% W" w - LDA nEnemyIndex( U: ]% S6 |) `
- CMP Enemy_Index_End5 d& U& y: M- `* ~" q& e
- BEQ Bullet_Track_Check_Continue2 y" u. D, t( b# g
- BCC Bullet_Track_Check_Continue
# p0 O& R2 ?; q1 q2 ^ - LDA Enemy_Index_Begin
3 ?2 {- ^4 Z5 l4 B - STA nEnemyIndex
( \8 V u8 Q2 V7 J8 } -
g# |$ V+ z) ]) U. n; s4 [3 ~' Z - Bullet_Track_Check_Continue:1 o/ M3 J8 d9 T4 z; k' z
- LDX Loop_Index_I7 m0 [: g4 F) l3 |, Z
- Bullet_Track_Check_End:
" \4 q0 Z6 ]! ]5 s6 Z - INX
0 e- {* i( D. w% n9 F3 [ - CPX #$10$ q1 l6 E @! [+ Y8 ?) z, r
- BCC Bullet_Track_Check
3 A) Y9 `( C! ^ - Bullet_Track_End:% O1 c: [6 X8 t' i
- RTS W: s1 [! ?6 w: u9 U0 x. W8 s- E
-
% o, h# G; T& R3 L3 @ - ;给敌人分配子弹0 D- \5 J5 w% A1 H7 T* Z3 m/ |. \
- Bullet_Track_Enemy:! M4 i4 N- [: m7 `# |2 R( M
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)0 w0 u1 y" m2 b4 E0 R A
- Bullet_Track_Enemy_Check:) u* G2 H; w8 g
- STX Loop_Index_J$ e- j8 t% y4 W
- 2 P; a4 l3 [( s$ a' g- L
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
4 R* t+ c3 i, Y: X4 x& h6 v - LDA Enemy_State,X' v; {- I0 C* J6 J
- BEQ Bullet_Track_Enemy_Check_Continue w% y1 D2 Y+ {4 j' P. S; z
- LDA Enemy_Blood,X
3 R5 \- q- C5 p2 l: R - BMI Bullet_Track_Enemy_Check_Continue
5 ^. E. J& Q3 f- Y( S( I2 T -
# Q' L4 P) k2 _% q/ R - LDX Loop_Index_I
! G( I' W- b4 k5 h0 g! c9 w* c - LDA Track_Enemy_Index,X
1 x g. F% y1 s# Z: q% a - CMP #$FF
2 j L, T/ |* N0 E9 u* n7 e - BEQ Bullet_Track_Enemy_Init7 \$ K& d5 t4 g
-
7 K- R1 c, s% g& }% m% l: G; @) E - Bullet_Track_Enemy_Init:) A; W' {! I% S, b: U. P
- LDA Loop_Index_J
# ~" l/ K% ^0 |: Y! e+ N. b) X - STA Track_Enemy_Index,X ;nTrack[i] = j;. a9 k4 B4 \3 B% S. ^- }
-
- u) \2 |' t% Q) K - STA nEnemyIndex
. q! }7 S4 b# {2 Q# {; C9 z2 y - INC nEnemyIndex ;nEnemyIndex = j + 1;
, `0 u' F) w: B( i+ t* L% _! S" i; F& ^ - RTS ;break;7 Q& ~$ \* u$ \: Y( |3 E/ S
- k/ E- W& g5 s4 ?* [4 G) T9 p! l
- Bullet_Track_Enemy_Check_Continue:
: Z& ]7 _* D4 p4 [0 f0 a5 ? - LDX Loop_Index_J+ W3 ~) V _4 N1 I) t7 L7 ^ |4 Y
- INX ;j++* S' _! ?8 W, p
- CPX Enemy_Index_End7 A3 P# x9 M+ d0 ]
- BEQ Bullet_Track_Enemy_Check# Z, d$ E( \5 w& e" w: o
- BCC Bullet_Track_Enemy_Check
9 H4 M& B1 R5 P - Bullet_Track_Enemy_End:6 i8 D4 k# Z8 E% H! C
- RTS: k1 r' {& W1 i$ u" v d. H9 s
9 ]. k4 @, I+ D: {' b. x% a& ~, S- Track_Enemy:, q( N0 u q3 J0 u* f. e/ e
- LDX #$0F' C* }, B/ y6 h5 B
- Track_Enemy_Begin:0 ]/ o) |& Z( Z( X/ {& ^
- LDA Bullet_Icon,X/ T& Z# p2 f: i
- BEQ Track_Enemy_Continue3 f; I9 J/ f% ]
- LDA Bullet_State,X
$ w# k2 @2 U) {% v4 M7 W - CMP #$01
. A! t+ i4 [1 L S$ P - BNE Track_Enemy_Continue9 P4 G T. u4 \9 {+ M0 c! ^0 d" h
-
2 H* V% H* i, Z- P - JSR Track_Enemy_Process
* ^2 W' H5 h0 [1 @" [- D! T - , o3 H6 \' N' W, P$ \
- Track_Enemy_Continue:8 ~+ U' A2 c8 Q2 g' j
- DEX
) K# N8 _/ h# M0 m - BPL Track_Enemy_Begin+ D# e- w% l6 ~1 t7 K& r$ ~
- RTS7 D* `) L% v& N9 B
' U. W+ o+ U( H7 W- D3 {- ;普通关卡) b2 e/ W1 E( T/ T
- Track_Enemy_Process:
; N! ]5 x3 y5 M& S2 e1 G - LDA Track_Enemy_Index,X2 q9 \! E0 `5 m* t4 @& j4 U& |
- CMP Enemy_Index
, C9 ?! ~ | N2 [% F+ d - BNE Track_Enemy_End0 R) J% Z) i1 A5 r; G( `- n" w
- LDY Enemy_Index
* f& s3 M0 M( a: |* w6 I - JSR Track_Enemy_Y
$ V3 Y3 W5 T( p8 s - LDY Enemy_Index
7 y+ t& p1 r* c& q; i2 F0 O) K - JSR Track_Enemy_X
l$ j4 w0 r% t* E) w3 q; y, h6 [ - Track_Enemy_End:; D' W: Q$ h% F7 M' ~1 V
- RTS3 O1 r' h% ~0 O i# M
-
1 G4 U* h6 S! H. u- N1 w1 Z: a - Track_Enemy_Y:7 S+ Y2 S) F' k$ I
- SEC# A' R6 D- Z5 k; U4 q! \
- LDA Bullet_Y_Pos,X# |$ J7 m' C4 c
- SBC Enemy_Y_Pos,Y
p& j/ I- C2 u; Y - BEQ Track_Enemy_Y_Equal
/ q6 N! m( F8 v0 ^ - BCS Track_Enemy_Y_Greater. ?; L/ l/ ?7 [0 }, |
- ' N$ E' x) I1 z9 T" G
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y$ Z; [: C" ]! U' L- A+ d8 g
- CMP #$FC
! ]! v& N. r7 z. f2 m! @ - BCC L1_11 H0 W% `4 @. a7 ^/ V9 [6 D
- CMP #$FE* {7 G, d4 N3 m+ A
- BCC L1_20 e1 ` d, X0 u% M1 M
- LDA #$00
7 H& z# R3 v1 I. s# E+ { - STA Bullet_Y_Speed,X$ D. X$ O- m1 K0 H. M
- RTS
/ E k8 O9 @# y5 O! ?2 u4 G8 E - L1_1:
$ S E! N& j- O; M5 s - LDA Bullet_Type,X1 c/ Y" V4 a& C) H( E
- AND #$0F
6 t! V% O, T$ Y. s, b - TAY
8 w- a. B% ?; M8 t" ~- @. Q - LDA Bullet_Speed_Data,Y* p4 q; s/ v& v
- STA Bullet_Y_Speed,X
: H2 T! p, j6 F: K6 C* v7 b - RTS; [- ]6 J/ P% m8 W$ E
- + x# b- T8 ^1 O, u
- L1_2: , n; l2 E: o; o# a: V, I# p# {
- STA Data_buffer
' i5 y8 z5 a' ]8 { - LDA #$005 f+ q9 @9 L: j5 }/ y' h
- STA Data_buffer
7 M7 V8 p1 k5 m3 Q! `. j - LSR
9 ^/ ]2 H4 x2 s8 j - STA Bullet_Y_Speed,X7 w+ g+ e9 K1 x' i% D0 g
- RTS% @7 J! e d h: M& a6 k# `
# I0 _- i5 R# x7 s0 H/ X- D4 \; w- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
3 V Z. u u& L8 v. j( U - CMP #$04
! D& |4 {0 o. e- E/ r& H - BCS L2_1) a% r% s7 t4 Y8 a
- CMP #$04
; M' u+ u) g* F, f2 z; N9 U - BCS L2_27 u' F5 c% p+ H( A+ a. b4 q; S
- LDA #$00
; x1 Y$ Q5 H8 t3 u. y. [ Q; o - STA Bullet_Y_Speed,X( N4 ]0 f7 v1 K! N; M5 \
- RTS
$ o- p( Y2 P6 G1 w) f( [ - , ^: ?- L- b9 o( A# @
- L2_1:; U% t: L: P( g' d0 ^
- LDA Bullet_Type,X. J/ T \2 e9 U/ f n3 A0 [) ^
- AND #$0F! m; c. A$ E+ I# q
- TAY+ p1 i u; \, E7 k) y' i3 Z
- LDA #$00
2 q2 \( ]1 g( B" F3 D, X - SBC Bullet_Speed_Data,Y
, w! B. |6 o) Y h# l) R! a/ r' R - STA Bullet_Y_Speed,X
9 T$ w2 S$ Z1 n) y& j - RTS
0 ?6 @' _: Y2 D- ]7 F4 g -
, }2 g8 G8 J5 U, x4 |3 \ - L2_2:
$ N# v( P" L) X4 a - LSR- ]) S$ \" a5 _1 `
- STA Data_buffer
% s7 [' V/ j$ E9 r& [' W4 ^; a - LDA #$00, r7 _4 X2 A8 v+ {9 c9 Y
- SBC Data_buffer0 u! S; P( q5 C1 I
- STA Bullet_Y_Speed,X
' m$ l4 {0 b; b$ k e3 a - RTS) {, v. {0 G; c
- * x. b% ?4 {' v I" \
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y8 q, C0 h7 j& a6 t% m
- LDA #$00* `" X' X& f( w0 T. g0 a( p
- STA Bullet_Y_Speed,X& f( @$ |6 b' Z8 @0 _) }4 V
- RTS# I, i6 @( K' A1 i: E0 V0 S3 }
-
! `) E4 m; L: B* b1 u8 D - Track_Enemy_X:
7 \# G& J$ p. q, L! ` - SEC
8 F& b8 e5 W% t1 w F% j1 c* V$ ~% G - LDA Bullet_X_Pos,X, q" W( {3 H( @5 N% l# h
- SBC Enemy_X_Pos,Y
" |# s6 h# ?5 A3 S9 X# S - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
) L6 d' n" b# @% u# j - BCS Track_Enemy_X_Greater ;子弹在敌人下方. u4 v3 L' X2 j Z. p
-
# R B, T1 p+ m6 a2 d* R8 H* Z) M9 _ - Track_Enemy_X_Less: ;子弹X < 敌人X1 `) |& R0 A8 o
- CMP #$FC7 J3 p& D" t1 v$ E. Z; v
- BCC L3_1* S. t! f) v' O7 M" q) f; m5 W$ f
- CMP #$FE4 y$ Z d8 O/ H, i/ w( y
- BCC L3_2$ t, u8 O+ [3 R- X4 {/ h% p% }& Q- e
- LDA #$00
0 ^, N3 @1 S5 C! x, H - STA Bullet_X_Speed,X4 ], A3 _, U3 S' K
- RTS8 `2 m6 Q% c9 y- f% ~' P- `# f. a4 Q
- L3_1: & \1 l* b) W4 H: l L
- LDA Bullet_Type,X0 j+ D7 S8 L; b+ \) f$ a; z
- AND #$0F
+ @) S5 p O" h4 |" e - TAY# @- |1 @" c" c9 m. u$ q
- LDA Bullet_Speed_Data,Y
2 b2 w7 G2 I$ j% P - STA Bullet_X_Speed,X1 R" J( k8 o; L
- RTS
8 o# H6 s1 G7 y2 ~6 B$ a) X2 L - L3_2:
& z* G7 w0 L3 A3 m - STA Data_buffer
' ^4 C& ?7 v! w- R* h3 N; g3 c - LDA #$00
3 X; K+ F" T% ? p; u - STA Data_buffer
- d7 _! j9 S2 t, L - LSR q% @- c2 v( h1 {) o- i8 M# _7 s
- STA Bullet_X_Speed,X
# e# E1 J( b3 h- C6 N - RTS
2 I) B9 C# H; ^ -
0 T3 m; @& ]* J: Y - Track_Enemy_X_Greater: ;子弹X > 敌人X
, A4 V* u$ k: j7 P - CMP #$04
2 z1 w$ ^$ ^" w5 F" D - BCS L4_1
6 [: H& {; o& C' N4 C/ S- I - CMP #$021 F4 `$ F7 v0 ? J! O- F! m6 l' X
- BCS L4_28 J# j- U1 \0 s9 D2 P
- LDA #$00+ O4 H0 c' d' M, G4 N& u
- STA Bullet_X_Speed,X0 ^4 c+ S, }* Y
- RTS$ s7 O9 N! p$ N1 \! _! x* x8 r+ ^# ]
-
. H' Q/ J4 e, q0 s5 G" a" z - L4_1: ( S! ~: @8 n/ w; n" h
- LDA Bullet_Type,X
) ]7 D6 k' D$ ~1 _- }( k4 f9 Q1 F. u - AND #$0F" B( M5 F! Q9 _1 q5 _
- TAY
# y8 D0 L7 ~6 P - LDA #$007 U h$ m3 T6 r$ j+ ~$ c
- SBC Bullet_Speed_Data,Y
6 y- R) O, w7 [$ c1 Q% S - STA Bullet_X_Speed,X
$ c4 v+ u( _3 a - RTS7 I4 o, s7 _) ?8 |7 {
- L4_2:
+ ]0 [* g( B) F4 e s - LSR
9 Q1 B0 Y! `, g3 ~1 o" y - STA Data_buffer
& R& l+ ?4 [' K" ~! v; p - LDA #$00
; ~7 w* k; t7 \) q - SBC Data_buffer
6 C- w7 e" K: Y - STA Bullet_X_Speed,X7 {' @! s' ]# i7 B; k
- RTS
8 s5 i0 t- N9 ^6 E) {7 p5 I# `9 S -
; N: g) v, z+ g7 T - Track_Enemy_X_Equal: ;子弹X == 敌人X; S1 |: M5 q* H/ ]% v( D
- LDA #$006 j/ K1 i% l* v" }, Y
- STA Bullet_X_Speed,X7 }6 Q) m6 C: ~9 r
- RTS
$ G( S- l/ b8 c8 m6 k, U- L - 8 h# T" T5 G6 q& Y
- Bullet_Speed_Data:3 x8 q: V& L2 M: b( s
- .DB $00,$03,$03,$02,$03,$03
4 M2 p# h( @ T1 G -
" ?- O* [& |/ P$ C - ;2, 4关 n3 H% \) p! V- C6 f! P, p
- Track_Enemy_Ex:9 b3 {, C- c. {. i! s9 N2 n0 a/ n
- LDX #$0F( K* Z2 k! B8 j+ m7 }3 y- @
- Track_Enemy_Ex_Begin:4 |0 D; @; z. @4 v" V N
- , {9 A- m% m: N H& \* p7 X
- LDA Bullet_State,X
$ H8 V& W4 A7 Z3 k$ r0 h: k# ~ - CMP #$01
8 o4 o3 o. r8 t; q, H - BNE Track_Enemy_Ex_Continue' ^; W0 K$ y9 {+ M, T# l
- $ k' Y/ y. v" C' j! n$ V
- LDA Track_Enemy_Index,X+ G0 P' ]/ l3 \" p, h9 i% t6 m& s
- CMP Enemy_Index
1 q9 S% J1 r f* ?& H - BNE Track_Enemy_Ex_Continue ;匹配追踪目标3 |0 K- @9 g4 u9 t! ]+ I# y
- ( t2 y- d4 G5 y2 _5 l' e
- LDY Enemy_Index/ a2 Y: v' y: D: ]! k6 u
- JSR Track_Enemy_Ex_X
8 n% Y. N* k' K; d - 4 r( e9 Y; O+ {
- Track_Enemy_Ex_Continue:; @% n: q" h9 _+ @& C6 A6 p+ q+ ]& K
- DEX
" k" ~& T1 i u) r. _ - BPL Track_Enemy_Ex_Begin( |; I+ d m, Y. X
- Track_Enemy_Ex_End:9 X: s- x7 Q& L7 @" W
- RTS
; W0 p0 G. V. R1 `: F3 W7 W -
0 F6 M1 B# P+ g+ v - Track_Enemy_Ex_X:" V* m+ Z- `1 _) h7 n( q6 x( t4 s, a
- ;LDA Bullet_Z_Pos,X" L- w9 o# P9 e8 F$ A% u* q
- ;CMP #$04
1 D' _7 x/ K4 ?4 N3 z6 f, p - ;BCC Track_Enemy_Ex_X_End* g; h) ?" F# |. w- {# j
- SEC
6 I9 n6 p1 i3 b2 ]- v: J4 _ - LDA Bullet_X_Pos,X
! r5 A1 M6 j" |" T" B3 d1 f - SBC Enemy_X_Pos,Y/ y8 a& q/ D$ |6 e, }7 ~3 k
- BCS Track_Enemy_Ex_X_Greater
' D, o8 E! F+ V; A; N2 C7 D - 6 w- ^, d' Y% V) W0 l0 }$ m- m
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X) P. Q5 c3 R5 r
- CMP #$FD. x; j& S5 B- [1 L% s1 P
- BCS Track_Enemy_Ex_X_Less_End
2 [* ]8 {$ [- J9 W3 ?) c - LDA $6020,X( ~" f: }- |! ~2 M4 h1 t
- CMP #$2A2 p! ~5 }- t+ Y" q
- BEQ Track_Enemy_Ex_X_Less_L14 R' g" W5 k- K1 m- q# W0 E4 t7 j
- LDA Bullet_Z_Pos,X& K" w7 w5 f3 o6 ~/ ?" C" M0 z' n
- LSR
' T) Y6 T& Q V: Q/ ~ o - TAY9 A g# \" z' ^8 ` I, B
- LDA Bullet_Speed_Data_Ex_R,Y8 P* f9 \7 g W* e
- STA Bullet_X_Speed,X! q9 ]1 a# @, O4 C: p5 @
- RTS+ ?! T, z7 d/ i; e
- Track_Enemy_Ex_X_Less_L1:2 f, z# H" g# e6 K2 Q
- & J" ^9 i3 c$ i" k
- LDA Bullet_Z_Pos,X
6 h# w6 X0 G* W, ^& Z$ x5 ? - LSR
% z$ @- h" A) u1 k/ n' x - LSR, }& \* Z: a, I- O; x7 A* _
- TAY
6 Z1 d9 R9 I; l6 z6 _* g4 [ - LDA Bullet_Speed_Data_Ex,Y# V. O# L" u( Z U# u: V* Z4 x
- STA Bullet_X_Speed,X
P5 _' _1 k9 d# m - RTS
7 J' ^' G/ W8 Y- Q! w# C -
! M& _- W4 m" T7 \+ F# N - Track_Enemy_Ex_X_Less_End: J6 Z1 U- e( J5 {
- RTS& [' f- j2 e u& t* N: x4 @
- 1 R* F% q8 w( w1 m
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
; {4 ]8 e L; @- _ - CMP #$033 B Y* [/ f! s0 ~, R! D
- BCC Track_Enemy_Ex_X_End" P2 J; `5 X6 }* I2 I
- LDA $6020,X+ F5 x# {3 |" J0 R2 y8 |9 M
- CMP #$2A2 \% D" x' Q9 n- [4 c+ O7 y
- BEQ Track_Enemy_Ex_X_Greater_L1
) y* Z# L: ]. ~; k+ @" ?5 r - LDA Bullet_Z_Pos,X
! I" g' ], }/ P - LSR" m9 I& R- G* Z1 ~7 ?- N( ]
- TAY, S- j& Z' E2 K
- LDA #$00
2 n3 p5 q# y! E - SEC
6 J, a: s2 [7 w& R - SBC Bullet_Speed_Data_Ex_R,Y! K% s) `+ t- g. C
- STA Bullet_X_Speed,X
4 M. B. j) d; T/ K6 b% O - RTS
! N9 u" I9 X7 z% Y5 p - * D# [% S2 z% ?4 Q) c% Z
- Track_Enemy_Ex_X_Greater_L1
5 _: Z5 K# v+ D6 n4 _2 ] - LDA Bullet_Z_Pos,X3 `7 c$ _ X6 H( o) v. H0 D- ]: Q
- LSR
' i0 d6 R: R" e7 Y4 ~) | - LSR
2 J8 L9 X7 r0 N9 g! W - TAY
F7 ?3 s2 w" z" p - LDA #$00
* J( ^* Y5 z. t+ K* G% [ - SEC* f" r" W2 ]" S0 U
- SBC Bullet_Speed_Data_Ex,Y
1 B& Q/ \/ ~5 }$ Y; D4 J7 a% {3 L - STA Bullet_X_Speed,X
; y; Y* `% [/ V, |8 o1 R - RTS
4 M7 [' L/ \( F9 \0 o% M7 v/ E - 1 A0 l6 ^* \/ L, d8 J3 z+ \0 T
- Track_Enemy_Ex_X_End:
) s+ o% O4 x/ z9 K$ r8 X& ] - RTS/ }9 I c% n4 |- \, S, i6 @" N, i
- # s- p6 ]* W7 ]
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)! P( R3 h5 `: t1 J) p/ E d
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
9 k( T$ \) {- ?4 s( l& I% p) Q - Bullet_Tract_Direction:
6 G* ^" Q+ h' h. h! ]4 L1 l - LDA Bullet_Icon,X
6 h, U1 r) \5 g7 V$ c- D, L - CMP #$23
! I5 v9 f0 U' J - BCC Bullet_Tract_Direction_End
% C' V, X. @7 O! I# Q - 3 Q+ l% g2 o$ O; G8 \2 C5 C
- ; X != 0
, k' e: B$ Z f. ] - LDA Bullet_X_Speed,X8 P x- e# M# A }" ^) S
- BEQ Bullet_Direction_V
% D) y2 w8 F3 U; F) D9 h, c4 f3 { - & y! p) s$ |( B+ A2 U4 e1 O ^. L
- LDA Bullet_Y_Speed,X
- x% y% p/ o8 [ V% T- c - BEQ Bullet_Direction_H
! u4 Z f) I6 G v' H/ X& Z - 4 r. ]! @$ T# M* F; C
- LDA Bullet_X_Speed,X3 t0 f5 k0 V/ q5 i$ _# {) g
- BPL Bullet_Tract_Direction_Right2 @# z: n: u2 v' A+ E2 k
- Bullet_Tract_Direction_Left:" [ H: j5 _' I$ `2 t; K7 {) P
- LDA Bullet_Y_Speed,X8 T; g+ ~! ]% U2 t8 i% A( q& U# F
- BMI Bullet_Direction_Left_Top
2 a7 Z9 D. C, h2 G( z# w& W8 A8 r - BPL Bullet_Direction_Left_Down
, X9 i/ ?& Y ^9 f+ M - Bullet_Tract_Direction_Right:8 K8 o; Y. l4 Z# T0 w9 e5 A9 |+ V
- LDA Bullet_Y_Speed,X# m; s/ r6 m# X+ O! m1 ]. ^/ n
- BMI Bullet_Direction_Right_Top
, s0 n2 B" }1 W8 u - BPL Bullet_Direction_Right_Down
6 R$ x- v: m: u! P$ L - Bullet_Tract_Direction_End:
% Y8 h( f) w H6 F* G L - RTS
+ q) U I$ ]9 P+ a
) e1 C3 N* w; X4 ~8 H- Bullet_Direction_Left_Top:
& e5 _" z G* D* B$ |6 T6 ^ - LDA #$25' Q9 c* t, A2 b8 V
- STA Bullet_Icon,X
- l1 X/ v1 g( o, ~ - LDA #$C0
' @. e$ p( ]& Z) E! j - STA Bullet_Direction,X
& } I: e1 B6 N1 L+ n% l% ~$ D. i - RTS" t" q' G; I6 ^
$ A( g/ r7 c2 X6 l, A3 S! {" e- Bullet_Direction_Left_Down:8 x/ v5 b9 q1 w1 i' w( _) t
- LDA #$25
! [1 n6 h& y6 o- {7 H - STA Bullet_Icon,X: {" J" A4 Z7 d! @. b
- LDA #$40
, z- J3 R& z" t0 A* m - STA Bullet_Direction,X/ v4 o$ X7 k5 u% o" S$ P+ V0 S; t2 o+ ?
- RTS) X6 U& e9 w3 p' \0 v9 w
1 [' v& r1 T6 {3 V$ C- Bullet_Direction_Right_Top:
X) I% I! y `; O Q - LDA #$25
. |# F" X& N# ~, q - STA Bullet_Icon,X
1 V! k" x) [1 K: H1 J) } - LDA #$80/ m, M5 M7 D- u% K
- STA Bullet_Direction,X
, A. }; U2 y2 N+ @" } - RTS
! ?) g- t- Z* d; [' x/ t( ]5 s4 Q* f
( x+ x1 X# g5 t: r5 ]$ X- Bullet_Direction_Right_Down:
! s9 c9 _8 s r w6 }$ C - LDA #$25
, T& U" ]/ R* w! i* \0 w. T0 j" l; V, l - STA Bullet_Icon,X/ P, j0 I# ?) l5 b+ F5 Q
- LDA #$00* z: y/ _3 e: S: m
- STA Bullet_Direction,X0 s1 A9 {1 J9 r7 Z4 e9 M7 g( h
- RTS' Q4 z& v, D& a+ j
- 5 `& q2 _! `2 J0 g' F
- Bullet_Direction_H:
: f7 b" O. w3 H, |: M3 s - LDA #$24
( s+ d* D' p6 L - STA Bullet_Icon,X5 N$ Z) E$ F# o+ j$ C+ O8 [
- LDA #$00
- P, k: T8 U+ a Z; Q" w P - STA Bullet_Direction,X( [% C0 a1 `$ K0 z
- RTS- W: N" h6 }6 m' j2 z- L: B
- _5 h) K0 F; d5 R, ^& f9 g
- Bullet_Direction_V:
+ g2 k- j- d) V4 m# u$ J* e - LDA #$231 {" ~! p7 e1 D; j2 Y
- STA Bullet_Icon,X
+ _0 }1 \$ [$ Q% A3 I5 d - LDA #$00; J" J' g) D3 f [
- STA Bullet_Direction,X
( c0 Y, e' R1 Y" l" M8 O6 W- | - RTS3 L" u0 ?: L8 S! a
- 2 k: w& ^% n6 c) t& y( O4 L8 Y1 R! X
- Bullet_Speed_Data_Ex:" S) \2 B: j6 C+ k9 @" m
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04' P! D! o# j& s! y( m% K2 i6 t
-
) a6 Q9 `: w9 m' M - Bullet_Speed_Data_Ex_R:% i1 o3 c z1 y5 A3 B& B9 X2 Y- u
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$081 R- a# K( L5 `6 ^) R3 L
-
复制代码 ) S- e) d$ N" t' K5 k( p0 s" y
& ]" K# B3 I1 L2 m, z! c
|
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
|