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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.30
9 b" O8 u. Z) Q% \! I作者:FlameCyclone$ o0 t- q, B2 F
内容:/ h# E& ^' J! N7 Q7 t
1. 所有子弹追踪敌人# g! u& y; v( S" T' y
2. 选择键切换武器4 p$ X9 U# U6 }8 r+ k3 {! H
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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0 ~, {; a: n4 B; j: d ^flamecyclone.ys168.com5 h! B8 n `( N& L- U: B) K

. u4 V$ B% R' V/ k' c# W- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
, |3 \1 ?3 h; g, F4 d& x - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
2 w( z- ^4 R' C' k7 E - 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)+ r2 T) J t+ ?2 n
- + Y0 a& j- {+ a0 m* 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)
; C7 C2 f4 Y1 ~8 b e7 a. V8 u - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
3 a& y4 }& {' {& X4 y' p - + N1 N1 _9 h" b8 R# `
- Track_Enemy_Index = $6000: ?% W& G5 N" V$ i4 F& K+ n
- Enemy_Index_Begin = $6010
; C, M; H ~& F$ `. w! ~" o - Enemy_Index_End = $6011
" Q. I4 s; f- z0 `9 E. V
4 Y) b0 m0 y# w3 B* F6 \1 M- Loop_Index_I = $6012
7 D, C' A. H% J5 @ - Loop_Index_J = $60134 R" w) t. A' J9 L& c/ ~
- nEnemyIndex = $60147 Q5 i! [8 F2 u7 Z; ~9 R$ S# R2 m
- Data_buffer = $60158 [: Y! ^: _ ^' t9 h% O/ ^5 v4 j
7 X0 X* X' t4 F% c6 ` ?3 F- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
; a9 o" @% L) } f - Bullet_X_Pos = $03C8 ;子弹水平坐标
0 a0 Z: d7 D3 p0 |6 X ~ - Bullet_Y_Speed = $03F8 ;子弹垂直速度
3 W0 t0 {" E& C - Bullet_X_Speed = $0408 ;子弹水平速度8 S! Z7 R* c2 U
- Bullet_Z_Pos = $0418 ;子弹Z坐标
, ?2 n) p& Z9 `4 f- P, J$ e: p( m - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
$ t/ ~! ~+ p% ]9 e8 B - & W( l* i; W; K7 c
- 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
. y2 T8 N0 m& {* \% u8 V - Enemy_Blood = $0598 ;敌人血量& d- P/ U+ w$ `/ z. g6 c
- Enemy_Type_Addr = $0528 ;敌人类型
7 h% e- B y, V; U - Enemy_Blood_Addr = $0578 ;敌人血量
$ I2 F! `% v* |' }3 a - Enemy_Y_Pos = $0324 ;敌人垂直坐标; [0 ?/ O' f; C, i& l. ^" b
- Enemy_X_Pos = $033E ;敌人水平坐标
2 `4 F4 u& w2 e. I& `0 k - Enemy_Y_Speed = $04E8 ;敌人垂直速度7 F# h5 u! y6 ?: 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
0 o6 `9 V, ?3 @# c+ e9 ~' [
0 v5 w0 W3 Y9 V/ a" }4 L- Enemy_Index = $83 ;/ \0 G% X6 S- ~+ `& q0 i
- Time_Count = $1A
9 k5 }1 \% Z# ^. L7 m" Y - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率2 |# c8 k c$ _1 s; p
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率9 |; n8 {7 i" T: w- ]" [* P3 ?
- 3 g* h) n/ A$ w- \2 B1 K
- # L0 C7 p) x7 t
- .ORG $6100& B; ^4 }- ?% @& R
- Process_Begin:+ j. T$ L: y3 Y
- JSR Enemy_Check
* U' J6 u& v! I* k3 K - JSR Track_Enemy_Check* T# ~5 H* r! n3 o/ Z& Z
- Process_End:& ?+ |: ]8 X: v: N0 z
- JMP $E54F/ T5 t+ F8 ]' q y) ?* b: t
- + |/ i$ s6 z6 C' }! o8 _! q
- Enemy_Check:" @5 [' A1 C8 O; F& T2 u
- LDA Time_Count
' f# T, R7 u& C; N' y5 w - AND #Track_Bullet_Speed% U) h _+ p8 I" T3 N6 y8 Y; {
- CMP #Track_Bullet_Speed+ Y6 I- }1 X1 Y: h
- BNE Enemy_Check_End
2 `) a* O+ z4 p1 o - LDX #$0F% m5 r0 o8 y5 E% k' L
- Enemy_Check_Begin:
# x: V3 S3 m& k# }2 m5 G6 M" z; b; [ - LDA Enemy_State,X
. S% H+ ]& Y; J, u: i C6 f* D2 n5 a - BEQ Enemy_Check_Continue
[5 ~- z5 }6 J4 V6 ]0 { - STX Enemy_Index
! _" F8 _* D- W& m% L - JSR Find_Begin_Enemy
% {( C. N' g; {+ A1 s9 R7 P N- s - JSR Find_End_Enemy
' q( t6 t5 \; _, E$ c5 h( y& i# [ - JSR Bullet_Track
' f8 H7 t/ Y' c' k/ m -
6 \$ d% S$ [) Y. t* V0 i# F2 r$ z - LDX Enemy_Index9 A6 g. v- B! }' }3 q5 z- A
- Enemy_Check_Continue:& D% t6 D8 M8 s$ \- U
- DEX( g% s# r3 W& |/ _! w+ I
- BPL Enemy_Check_Begin9 Y5 Z% h/ E4 i/ m+ H8 f
- Enemy_Check_End:: s' _/ B% r2 L2 d. p6 O/ p
- RTS( _ A' I! V8 N$ i* W7 f1 B
- * y5 z- d" \6 e
- Track_Enemy_Check:+ `, b( A# M4 U6 _+ h
- LDA Time_Count' q; k, U+ |5 s l
- AND #Track_Enemy_Speed. a2 T: X1 e& n: l+ L
- CMP #Track_Enemy_Speed
' I, [& V' |" E - BNE Track_Enemy_Check_End ?6 p7 l$ w7 U3 n! @
- LDX #$0F* ^+ p- r1 ~' z) n) b' ]8 y0 s: |
- Track_Enemy_Check_Begin:
8 V, f. o+ G x, N: C - LDA Enemy_State,X
( g) z& |$ {) J2 r" | - BEQ Track_Enemy_Check_Continue
$ A3 }* x+ L5 f; C - STX Enemy_Index7 i! d1 X- K4 d" }
- - L) O; _ g8 B4 b
- LDA $40
( l1 q1 R, l: ^6 V$ D. m+ q - LSR
+ d# X7 E" I, ?3 e4 D9 L0 v - BCC Track_Enemy_Check_Begin_L1 t* y- a0 B0 L# t2 _* Q
-
* ?) T; A& m- r: B( v- o7 f - JSR Track_Enemy_Ex ;2, 4$ @. X i- ~* Z4 m; X& m- ~8 P @5 ^
- LDA #$00
0 C2 R/ p% {$ d8 v" E/ a8 B2 m4 a4 m - BEQ Track_Enemy_Check_Begin_L25 E" A* c' a8 y
- `/ Q& m+ a! t$ Q9 E) {% z
- Track_Enemy_Check_Begin_L1:) ~2 M' i/ l* x, m
-
1 k8 R6 b& R |. c. r& u$ \4 u; s5 _ - JSR Track_Enemy
# j' {' `7 e$ v: s9 B
. X. }7 m, O% U; q5 A7 L' S- Track_Enemy_Check_Begin_L2:
" g# E j. D% p' y! ~ - % W3 k( }/ D( o( S
- LDX Enemy_Index( r [7 z8 T) K) m. N
- Track_Enemy_Check_Continue:
1 p& ^# q g/ x2 O% q- X! ? - DEX
: e+ s+ g3 o5 K8 { - BPL Track_Enemy_Check_Begin
+ M" i0 B) T9 ]+ o5 Z - Track_Enemy_Check_End:
) R/ g, Z# e8 ? \& R: a7 ?9 L - RTS
7 x( M& M9 y" r1 o4 A* q3 Q) c - ) q' ]# F. t5 \. G1 E# H
( U, G3 L( X% V" s2 T- ;查找第一个敌人
: o, b y# ^. B - Find_Begin_Enemy:
0 {! l% ] G. ] - LDX #$00
& Z5 G. V* t# M7 A: s: j - Find_Begin_Enemy_Check:
( f3 Y! D' z5 X. X% e - LDA Enemy_State,X- u4 R9 Q: e0 W2 a: S/ e+ E$ Z
- BEQ Find_Begin_Enemy_Check_Continue
5 H8 J+ t% T- R% E% c5 N - LDA Enemy_Blood,X
: ~5 o; n) E5 b6 R. B y, @ - BMI Find_Begin_Enemy_Check_Continue
. f( x" m2 B0 [ - BNE Find_Begin_Enemy_End
- _; @' T- o: v4 G1 Y6 X% J; N -
9 V0 T" u- e q% L - Find_Begin_Enemy_Check_Continue:
: n7 V S* N" U! n% n: ?- Y - INX
$ I) w& y, W5 U! |# t - CPX #$107 \6 L+ R" @( k
- BCC Find_Begin_Enemy_Check4 ]8 Z6 _( s I$ Y' d! Y
- Find_Begin_Enemy_End:
' e9 p* {! M6 S6 P - STX Enemy_Index_Begin
0 B+ |! T' F: D2 R/ Z+ \! _$ W( h - RTS
$ w9 E2 X0 s& X: t# d2 P+ ~
# I4 ?# J; G' q' ^- ;查找最后一个敌人& y2 q6 x o/ r( j2 u
- Find_End_Enemy:
3 z- Y% p6 g% ] - LDX #$0F
) G6 o- B" Q6 J# U# \' [ - Find_End_Enemy_Check:6 H- m/ c. [6 y) M, {; k2 ]7 I
- LDA Enemy_State,X
7 D( w# w, T- A3 P5 {' n V5 h% B - BEQ Find_End_Enemy_Check_Continue
" {) l# r2 x3 ` y& C" @ - LDA Enemy_Blood,X
9 K+ }) {9 V" v9 T* U - BMI Find_End_Enemy_Check_Continue) ]) a" Y2 q- D' c
- BNE Find_End_Enemy_End
4 G; U: a, k. b: N) Y' W - $ M7 o1 r( t% J7 J _( _
- Find_End_Enemy_Check_Continue:
3 [9 {" w- @ i2 ? - DEX6 c i! i/ L+ G) |. j& l% e
- BPL Find_End_Enemy_Check3 B6 h9 H8 S" Y& Y% U
- Find_End_Enemy_End:5 {9 m) ?+ i/ ?
- STX Enemy_Index_End' h6 Z, l4 k5 g. ?. M& O
- RTS
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1 r+ J3 U [8 M0 e0 u3 T8 ~- ;子弹追踪4 E7 _6 V# V0 d. s
- Bullet_Track:# ~! j$ E5 w& N3 a
- LDA Enemy_Index_Begin
, [/ G- N* A# L" V c- i - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
+ B4 Y) J$ W0 h% @ - LDX #$00
3 Q( N1 H+ O3 t - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)3 Y5 s9 R" O% \$ \- l
- LDA Bullet_State,X
& {! q/ K7 \( G6 Y* T - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
7 ^1 s7 F% E/ g- H - STX Loop_Index_I
8 [* [' X) F4 z4 W9 s C% Y* E8 F' L0 f - : D# G, i6 w f& p0 x8 s; ~
- JSR Bullet_Track_Enemy
6 c7 [4 D* P3 i& _+ \6 L - JSR Bullet_Tract_Direction) t/ p; F" |6 N* b' U
- ; G! G1 ?, ~& R- \0 q; b2 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
; T% |3 L% P; D/ a- q p - ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
( Z4 @1 ~; E6 G7 W# [- l0 P - LDA nEnemyIndex8 C2 V0 R, H: H- ^) v2 H- d
- CMP Enemy_Index_End
! v4 h/ `5 x1 `$ T' E - BEQ Bullet_Track_Check_Continue: B4 `# @$ @' E9 W* J6 k
- BCC Bullet_Track_Check_Continue
0 J1 @( C4 ?; j9 c4 S - LDA Enemy_Index_Begin
6 R: T5 N1 N, @- V2 S - STA nEnemyIndex
- R! u. E0 U: n4 I - ! f \4 U {+ S" @
- Bullet_Track_Check_Continue:
% ?: H, A3 N0 e e9 A - LDX Loop_Index_I0 c3 F3 k x- v% P3 v
- Bullet_Track_Check_End:
# z9 V, N8 l6 _4 J7 _ J - INX& e% l$ r/ R* X$ w/ p2 `
- CPX #$10) k- q+ f- U; R
- BCC Bullet_Track_Check
$ x/ ~8 F! L! j+ [' x K* R - Bullet_Track_End:& v% ?2 s( f3 l4 ]
- RTS+ t& {0 ^+ c/ \0 C1 b }
-
* h6 q4 P) M: x# b4 G6 f9 v9 J - ;给敌人分配子弹3 R& R! N' |+ [" D: w; t
- Bullet_Track_Enemy:
0 ^/ i6 ]% Y6 Z$ t- w# u - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)! W8 D1 I& J: \" ?2 b
- Bullet_Track_Enemy_Check:! f4 W) o; `* a( x& R$ c
- STX Loop_Index_J
9 O: @; D i& s2 \! [ -
: r6 b& t( w6 ` - ;if (0 != nEnemy[j] && -1 == nTrack[i])) B) I+ C4 q( F+ ~. U0 }- `# z
- LDA Enemy_State,X
0 N4 d2 Z) k+ o" ?$ c# G - BEQ Bullet_Track_Enemy_Check_Continue1 {1 P, j* j! r# N% P
- LDA Enemy_Blood,X- M' B6 i# ~2 j: d! P
- BMI Bullet_Track_Enemy_Check_Continue1 K0 X/ F6 u, n7 j& S
-
" _% _( l4 d3 z3 K - LDX Loop_Index_I! c9 l3 j4 ` p7 T- u3 m
- LDA Track_Enemy_Index,X- ^- ~: N4 M0 {- I0 I4 x9 Y
- CMP #$FF4 K6 f3 p- Q( M4 A% Y
- BEQ Bullet_Track_Enemy_Init/ I1 {: x- U) |9 V9 {
- # i' h L ]4 D2 f8 j* w* a9 a# Q
- Bullet_Track_Enemy_Init:
: H b" B0 ^0 N - LDA Loop_Index_J2 t( ]/ n* Z% }1 c( |& I
- STA Track_Enemy_Index,X ;nTrack[i] = j;5 v3 M0 M3 ?/ \ f4 R/ b0 v: ~
-
$ [7 @. h8 C, I% Q$ u/ F# c - STA nEnemyIndex
( c6 M5 k/ x* i- m1 Q' L( ^0 B/ _ - INC nEnemyIndex ;nEnemyIndex = j + 1;" I! _ e6 [. N( T* S( k( N. l
- RTS ;break;
! V f, @# Y1 r2 C( Z
& ]6 n0 M' e5 }- F6 E7 J/ B- Bullet_Track_Enemy_Check_Continue:
% }1 I, G! d! \" [ - LDX Loop_Index_J1 u v$ H* G, a0 R" v, @
- INX ;j++
7 G1 n- }% ? X& Q* z4 M - CPX Enemy_Index_End) J8 u1 J( ~. t7 p1 s! {
- BEQ Bullet_Track_Enemy_Check& G, S! Z$ ], L7 |7 {* U3 z. p& @
- BCC Bullet_Track_Enemy_Check
2 o$ S* H( J) s- a - Bullet_Track_Enemy_End:
6 C8 E" Z& t5 B( \! L - RTS
" n5 e" n# t7 m6 d5 w% C - 2 b1 i9 @( U' H M% C* s
- Track_Enemy:
8 V" f0 q) p( z7 I' p! _ - LDX #$0F
3 H! t0 D; G; u0 s6 w% R) m5 O - Track_Enemy_Begin:! O9 G. u+ I x8 l
- LDA Bullet_Icon,X
/ @9 q4 @/ _0 H% O - BEQ Track_Enemy_Continue
9 x9 p% t) d, @ ~+ Y: m; m" v* V - LDA Bullet_State,X
/ w. m; f! M- H9 L( A0 E# f2 C0 d- | - CMP #$01
* c) I. v- h% z; b' g# m - BNE Track_Enemy_Continue
/ d' R# o" S% e - & m( h; n, l- y x& c. b( l
- JSR Track_Enemy_Process
& H6 p+ p q. B5 Q. \- f, _ -
2 `4 R4 {- ~, U, K - Track_Enemy_Continue:
5 x1 l& q) w( Y: E$ X& e7 U - DEX
5 m. g7 }7 T l b& C) \ - BPL Track_Enemy_Begin6 s) u+ e% b Q) K9 x! o% T* n
- RTS
: c( I: ~, v# C$ [- M/ k9 `* Q - 8 |$ Z+ ^ O/ @* t- Y
- ;普通关卡, E- q1 o7 |8 X5 T2 _* a
- Track_Enemy_Process:
5 M" z7 }8 ^8 R/ d! [7 W - LDA Track_Enemy_Index,X _# q/ V. q/ ~2 |& E
- CMP Enemy_Index& V- w1 \8 M: w2 `* Y, y, b) ?3 M
- BNE Track_Enemy_End
+ a; |+ y: i' b" w' W' v - LDY Enemy_Index
7 p6 R& _9 J3 }; G7 }# b: P - JSR Track_Enemy_Y' P& G( @# R& c# B6 Q
- LDY Enemy_Index* v% D9 o1 i `! n& P
- JSR Track_Enemy_X
3 j( R3 `, d/ C, E. d2 d- t1 j - Track_Enemy_End:4 _; [- ^: x+ l$ p, i
- RTS
9 \7 h* j! `# E- k8 r3 I2 a* g -
$ r6 D5 I2 Z5 z9 n# h2 l - Track_Enemy_Y:- {3 Y1 P4 f+ G. m
- SEC- E- H7 m4 A0 E. J, A# q% G
- LDA Bullet_Y_Pos,X Z c1 q0 o# b9 F# ~
- SBC Enemy_Y_Pos,Y3 g7 m* K) n# c
- BEQ Track_Enemy_Y_Equal c" G1 F2 _5 B. G% o; P
- BCS Track_Enemy_Y_Greater$ k Z7 J, m. {/ S' o. L: ~- ^
-
/ e6 u6 Z( X+ r( A1 v" |$ X! p - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
, Z. r7 D/ J# _/ M - CMP #$FC$ Y6 u6 k N" H( D3 G7 ?
- BCC L1_15 Y1 i$ k3 }% f2 ]5 F6 x! _
- CMP #$FE
8 L* f* d6 ?2 }& y& { - BCC L1_2( h* ?' X4 T6 }4 B2 O( h
- LDA #$006 w; I( @6 G r! y4 L9 n
- STA Bullet_Y_Speed,X# {) D( ~7 i2 @7 r
- RTS& i2 k4 Z9 A# T6 {& a
- L1_1:
5 A0 [( N7 N' i R7 x - LDA Bullet_Type,X* ~( u: |4 @2 ?
- AND #$0F$ C8 {1 s1 s6 D3 ]
- TAY
/ j. N9 J) n: m5 _; h, w! D - LDA Bullet_Speed_Data,Y( U, |# B/ b4 W+ m. @$ k
- STA Bullet_Y_Speed,X
' `; ~3 F& S! N2 e4 h* N" r - RTS
- C- `1 c7 t1 Q j8 x8 j
& o; `. F5 K6 ]8 w, ^* Q- L1_2:
4 f8 H0 }2 d; ?3 T# u. w - STA Data_buffer
9 R d: r' b" K1 o p9 h" b; T: r - LDA #$00
" F" D/ Z5 A! J1 H! i9 B6 r. ~ - STA Data_buffer
/ k% Z" j5 R, l1 E+ m - LSR
0 E* r3 E; h. w; E+ ^. v: r0 J - STA Bullet_Y_Speed,X7 z+ u: K5 `$ a: q8 P& U l
- RTS. |8 F; ]5 h0 `
' f0 s( u5 M8 a6 f- {4 @, M1 z- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
: l* ]$ R4 P: x/ Q' ^ - CMP #$044 i3 S+ j, W( G" ^$ [/ J1 Q$ l
- BCS L2_1: Q# z n& e/ n+ _
- CMP #$04+ u6 J8 W4 a+ K
- BCS L2_2
$ Q! a/ r) z$ P - LDA #$000 y+ S" h3 r: _& h' d$ n
- STA Bullet_Y_Speed,X
( N, r# b6 Z$ {+ c, t1 Y" Z - RTS
$ J g/ r8 c* i# F% ^" p2 m - - ?3 T+ c6 l. Z
- L2_1:# {# B% R( Q N: U& k5 l
- LDA Bullet_Type,X" [+ J! p! M$ ]! l! C2 X
- AND #$0F' ]3 G6 i8 i% S' q3 g' X X% z" M
- TAY
8 B2 j" E. F) y2 E# \7 }8 u1 d - LDA #$00
% q% M. u8 c' }) _9 o X0 } - SBC Bullet_Speed_Data,Y" Y; l; j% F* ~0 v9 j8 q- K
- STA Bullet_Y_Speed,X
9 L9 P' h M* N" t) k - RTS
0 p4 f5 Y5 ^6 G% I6 c4 | - * X* p6 r1 K M3 d! u+ v3 W
- L2_2:- O. c% Q/ R1 _# A# j4 d
- LSR
7 b7 v. L& X4 l4 P: Q$ w4 y2 r7 \ - STA Data_buffer2 l/ k7 R3 o. d+ q7 z6 U$ G7 y
- LDA #$00
" N2 t: U* Q& k8 H* i1 Q8 p - SBC Data_buffer0 k/ Y; a g# H+ h4 D* }
- STA Bullet_Y_Speed,X5 |/ {6 ~ V) V; _5 J0 N+ C y. B: X
- RTS
* N* N `) l# K -
0 k1 R9 @/ G7 a& C9 T3 | - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y, P. F1 b2 P+ A7 t; d
- LDA #$00. |9 d9 A& R8 k4 a
- STA Bullet_Y_Speed,X9 m: @) O8 u$ ^
- RTS/ c& c6 T2 _1 B$ a, J; w
-
; S' S% d+ p8 o - Track_Enemy_X:
4 k: S: R' y& Z. c - SEC6 O7 x( d k2 ~0 Q: l
- LDA Bullet_X_Pos,X* l, L& O3 r) ~: P
- SBC Enemy_X_Pos,Y
9 B" C7 e- z: Q7 @5 @ - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
( K3 I( j, R* y$ S1 ?1 _. J - BCS Track_Enemy_X_Greater ;子弹在敌人下方
4 p/ \; [7 d% T+ h% C - , V& E' P+ t0 { ^' J2 G
- Track_Enemy_X_Less: ;子弹X < 敌人X0 G( D2 k5 {8 }7 c8 H( T+ {* U
- CMP #$FC
0 j% p6 c7 T* |/ m. A' Q( v7 Y( ? - BCC L3_1
6 j$ v# i; w7 |) g9 x - CMP #$FE
4 U; K( B7 W6 ` V - BCC L3_2
8 R7 v& G2 t+ U* p8 J# \ - LDA #$00+ Z/ n1 U' r% G4 m+ m5 x% L/ N, j- v
- STA Bullet_X_Speed,X/ B1 ^# }6 _( P+ q' ]2 F; f
- RTS
! ~3 ?5 e! M; d( r G! \; r' y# h - L3_1: 6 `# I/ P2 b' W, W5 O. t
- LDA Bullet_Type,X
' y# x% _. k, q. I# x# h3 u - AND #$0F" H4 }8 e$ I t% O. B, E
- TAY
% n" j3 \7 K0 n. M, n' e - LDA Bullet_Speed_Data,Y5 {' t5 |# R4 [1 z) \7 J! A: p; M
- STA Bullet_X_Speed,X
4 M& A/ A; E& @+ g8 v# Y7 V" ~ - RTS
+ ]" l* _0 J3 X2 N# v - L3_2: / B6 P5 G/ O9 K4 ~
- STA Data_buffer
; a2 W) i; u& f - LDA #$00. S7 P6 @' i0 T1 M
- STA Data_buffer
9 l: B/ ]( j, m- i& d - LSR% x6 U( o/ b' `
- STA Bullet_X_Speed,X
% R" t* U% D" N6 ?1 }5 h( ]! T - RTS: h% |; F1 f. B' D
- " b1 i% h p1 U3 A% L; [
- Track_Enemy_X_Greater: ;子弹X > 敌人X
! d/ s* Q$ C: \: G - CMP #$04
) t* L. a0 I7 k9 { - BCS L4_1
P9 n" b; i, L. ?7 L( {- A# m( k - CMP #$026 ^4 L# J0 }. P& v
- BCS L4_2
l! d% ]6 N6 E* h8 M) j& i8 J; _6 u - LDA #$00; O/ H, j& D# D3 ]- \% A$ U O
- STA Bullet_X_Speed,X
8 n9 ]% |) \; G# {9 N7 S - RTS: T* l: r j r+ }8 J2 V& @
- . J& h. x4 H' e6 c9 |7 v
- L4_1:
* _ [9 K, N7 A7 Z$ I - LDA Bullet_Type,X
9 Y2 a' P) K3 `1 B0 h; C" M - AND #$0F& ?, f) O) p, w; T
- TAY
/ E1 e. S+ m3 Y. v' `: [ - LDA #$00, r7 l6 k0 \8 f" N- }
- SBC Bullet_Speed_Data,Y
9 m5 K, Z% @- k T" b8 s- n5 P - STA Bullet_X_Speed,X" J; U! n. p5 W/ B U
- RTS
6 r# R$ V, z. A, `; @: c/ Z9 T - L4_2:
f2 g( c( z% {, J5 ~ - LSR( x' i/ w. f6 y' q7 u/ \3 [/ j1 r
- STA Data_buffer
( ]! Y \5 U y) L+ v7 J - LDA #$00; j" S9 r9 q- B6 ]
- SBC Data_buffer: G- K: ]" c/ K
- STA Bullet_X_Speed,X4 s$ K, f7 Z/ F
- RTS
: s) P/ U8 `& {% n - % M, C( A5 p$ g
- Track_Enemy_X_Equal: ;子弹X == 敌人X
) y& }3 c5 L7 R6 _8 C6 F" O, s0 h - LDA #$00; |% v- [. n( d& ^/ _2 l g
- STA Bullet_X_Speed,X0 f, D8 T( ]9 i; c! L# N
- RTS M- o" s& s3 C" W% B
-
1 G& r% f, M( L* m. i - Bullet_Speed_Data:
4 D2 R# {% D8 R3 _7 f - .DB $00,$03,$03,$02,$03,$03
/ N/ M4 X* N, Z$ k2 n1 \ - 1 J; d0 M4 E/ ?
- ;2, 4关, K4 m$ q# M) `0 O t) w2 C# f
- Track_Enemy_Ex:
{3 Z; {5 R9 ]$ Z - LDX #$0F/ X) r. f. c# C
- Track_Enemy_Ex_Begin:
4 G. B3 t o, T* g- I - 8 L: v2 k: k; j& P& |) @
- LDA Bullet_State,X% `, c$ g1 r6 f* i9 d C
- CMP #$01# ?& B$ e/ O C$ i# ^& R" J+ b$ b
- BNE Track_Enemy_Ex_Continue# _/ |0 z$ Z3 F8 J0 R: _4 Y n2 ~
- & W/ Q* W2 s I* o
- LDA Track_Enemy_Index,X2 m6 v" j! U5 U# ]8 T& d
- CMP Enemy_Index
% d) u* `# g8 I& S5 v - BNE Track_Enemy_Ex_Continue ;匹配追踪目标6 K N) g! E" ]6 B7 Q8 F
- 9 b) f" h$ [% R- ~, H7 j& r
- LDY Enemy_Index
! L, R) _ Y$ i6 v5 |' D - JSR Track_Enemy_Ex_X
1 o2 B, l) ~/ R7 c: h3 { - 8 h" d9 [$ b7 S7 F+ T, Y; N6 W& i
- Track_Enemy_Ex_Continue:% B( i! @8 L+ e; _* {
- DEX/ p" W' `4 a" {6 h0 b8 N
- BPL Track_Enemy_Ex_Begin' S" u6 i) i9 g _4 {
- Track_Enemy_Ex_End:
7 K6 {1 \: n/ g! r( E - RTS
; U. A6 o% e" C/ P" R3 p( O - " T& D) M: y5 @: n, u. y2 N. _8 K
- Track_Enemy_Ex_X:) V6 E8 N' p* G6 r. c X
- ;LDA Bullet_Z_Pos,X P6 V# w& t4 w) M9 a
- ;CMP #$042 y4 F" E' L- y/ H
- ;BCC Track_Enemy_Ex_X_End
1 O/ T5 b) o$ k3 Y7 I5 r8 `) M - SEC
! n5 w- P) E. K$ Y1 m - LDA Bullet_X_Pos,X" w% h( w, g$ e5 Y! T
- SBC Enemy_X_Pos,Y; D0 M9 t# U1 f2 x& C9 {
- BCS Track_Enemy_Ex_X_Greater
' ]& a1 d9 z. H2 _7 a4 N9 D+ V+ ^ -
. r. L) q0 r- q; Y, R, c8 d - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X! w, I4 l# C) I- v$ `
- CMP #$FD
% `6 J+ j, r+ E* g* p, p - BCS Track_Enemy_Ex_X_Less_End: A* o& |" M: F9 O$ i! S- A
- LDA $6020,X6 ? ?; b: ]* L/ d' A+ D
- CMP #$2A
& v, b& g5 Z8 q# s1 a! v - BEQ Track_Enemy_Ex_X_Less_L11 a* R4 N2 C. S' G/ C: o- o3 j
- LDA Bullet_Z_Pos,X
( H3 E1 p7 K- g' [! E5 i - LSR0 f1 x1 l3 g8 e0 z
- TAY
6 E9 }) j: d- @ - LDA Bullet_Speed_Data_Ex_R,Y2 v9 ^* _9 }0 k V. }$ [2 Y c- A) |
- STA Bullet_X_Speed,X
6 S d2 o% L# T) y. s8 K3 T6 \6 j$ W - RTS
7 Z7 b9 G5 y3 ~6 [3 \* @ - Track_Enemy_Ex_X_Less_L1:
: A! H9 w. @; N
% Q- a2 E% F( y7 m- ^7 `0 h- LDA Bullet_Z_Pos,X
; v: k4 l3 n- D4 C; r6 i2 u - LSR
' Y/ J! o7 N8 l3 D# | - LSR- x7 \ _, W) R1 a$ X
- TAY8 o! [* V+ D7 r1 g9 ^5 `# P% n
- LDA Bullet_Speed_Data_Ex,Y- {. r8 A; I; t% e; I
- STA Bullet_X_Speed,X
2 G B7 n8 s6 r - RTS
( |& M4 Z& R5 ^5 O0 L: a2 @0 K0 K - u* \1 ^# \$ Z( V. B
- Track_Enemy_Ex_X_Less_End:0 F9 g U9 G! a, ~8 P
- RTS. @- w+ E4 a0 `0 D
- ' M3 T6 S, I" i! @
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
' w# d5 P6 p* L0 d$ O5 b - CMP #$03& _' R; N( Z8 G$ j* p
- BCC Track_Enemy_Ex_X_End
( {; J# q' q( { l; l2 g. d8 F& ^ - LDA $6020,X% u9 _) B* ]& e+ i4 n, x! n$ A& |: x
- CMP #$2A! {( p2 w S y
- BEQ Track_Enemy_Ex_X_Greater_L1
9 n! e/ s- {* {9 x& U& t" [* I2 C - LDA Bullet_Z_Pos,X* G7 E0 ?8 G4 k8 U. ~8 r7 B2 _" h
- LSR. `8 g2 t: {' O: B
- TAY1 X! t3 }: @, q' \8 u6 Z
- LDA #$005 H) I! c* P" G! \8 `& Y) ?1 b
- SEC
9 Y" q- b$ `4 Q' F" ]5 ^ - SBC Bullet_Speed_Data_Ex_R,Y7 d+ U) c: u: S4 w+ q: u% _
- STA Bullet_X_Speed,X% ~1 Y& U4 u+ R
- RTS
5 M3 R0 n/ ^5 b, ?. k6 x -
; A4 _- m5 A: A - Track_Enemy_Ex_X_Greater_L1
5 U. |: g7 [7 U6 g - LDA Bullet_Z_Pos,X
7 }, f5 z; ]. t0 u$ i! x& x - LSR1 u- Z% s$ Y9 J4 l& P% D
- LSR4 Y9 ~# G* j$ i$ @) r. p
- TAY' s2 l: q/ a9 ^0 [0 F& ~
- LDA #$00
" K R: R, P3 M - SEC/ c& R& j/ R5 u# A5 T% u) |
- SBC Bullet_Speed_Data_Ex,Y
1 q- e/ I9 t8 U; y) ? - STA Bullet_X_Speed,X
, M2 _) |# i0 p: b - RTS
6 r$ b1 C% U4 ]3 C2 f) m" F% Y -
% U* ~2 J9 N9 H7 c z' G! r, h - Track_Enemy_Ex_X_End:
( S1 ]6 n; F2 j2 c: W; n { - RTS! X" J( P! g& n5 {' i% |( N2 z
-
5 M& {$ ^! a" F8 O: B - ;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)1 ?1 \$ F6 O6 m. z, a, g O M
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上1 b+ K* K5 ^! l* I
- Bullet_Tract_Direction:
. |* f) K* ]4 f1 O2 f) [6 B) a7 H0 s - LDA Bullet_Icon,X% Y* f, Y$ c/ M& V5 {
- CMP #$23
4 `$ w) a( v: H7 v; e( e - BCC Bullet_Tract_Direction_End) m2 I5 U7 c' V+ d/ j9 l G( ~1 T
- 4 o) J. J4 r& }8 R. b. _- U
- ; X != 0
3 W+ g+ [8 b* X% z( D1 n2 k) c2 w - LDA Bullet_X_Speed,X. l! ?2 b( x# r1 t7 j2 w' J8 a& q
- BEQ Bullet_Direction_V
9 X3 X1 g$ i4 `( m2 ~ -
$ V0 K( \" K( y3 T9 p - LDA Bullet_Y_Speed,X/ Y6 X( Q* G# C) A# P6 j
- BEQ Bullet_Direction_H
. }) {, h9 ]8 L, v1 u4 Z -
$ @! ]4 _$ e6 x+ @8 y# T; O+ D - LDA Bullet_X_Speed,X6 e0 G+ G( F# |9 h. D( \
- BPL Bullet_Tract_Direction_Right
% ]* A9 f& S# |, b% Q1 c! G - Bullet_Tract_Direction_Left:
* I1 Y. [% p _% Y# V - LDA Bullet_Y_Speed,X1 ~$ Q$ ~, G5 @4 Q
- BMI Bullet_Direction_Left_Top. w; _( s+ E( p( o3 ]6 I. v
- BPL Bullet_Direction_Left_Down
O5 v& l2 N) y' _, l - Bullet_Tract_Direction_Right:
; u0 `% `2 } L - LDA Bullet_Y_Speed,X
) p4 }. x ^7 g - BMI Bullet_Direction_Right_Top
$ }4 H7 F' } a$ W3 W: } - BPL Bullet_Direction_Right_Down
. z2 W8 p# p' j - Bullet_Tract_Direction_End:/ [2 X5 p( J6 b
- RTS6 k& z7 z; b& c! N E* f
- + J1 M u. Y+ }
- Bullet_Direction_Left_Top:
* m+ o/ _! l- x$ Z" n" X - LDA #$25
: B4 N. i! k/ h+ h0 z1 ~/ l& z- ~4 I+ c - STA Bullet_Icon,X) q$ y: U/ G/ s# f2 C
- LDA #$C0 R# E, a5 m0 w8 p
- STA Bullet_Direction,X+ U M S- J7 Y' o; e
- RTS( f+ l* l8 p* h- X
3 ?6 z3 s T9 m" |- Bullet_Direction_Left_Down:
0 @0 E1 _" }6 _, q3 i+ h- _9 V - LDA #$25+ Z2 G8 F; U( X5 P
- STA Bullet_Icon,X# c" x( b- m( z+ p8 V E" h4 k
- LDA #$40" e3 r5 N" J8 X
- STA Bullet_Direction,X& b. I& J3 n0 L! q
- RTS* y2 w6 P1 n9 l2 X0 h
- : T" j# w9 P7 G6 E
- Bullet_Direction_Right_Top:
" B+ d3 K, W: L4 l1 V" [. d - LDA #$252 y7 o& u+ y; ?' e. x n
- STA Bullet_Icon,X) j! Q) x' C4 y* E/ x7 `
- LDA #$800 ?+ }4 ]7 k" R' J
- STA Bullet_Direction,X
5 ~ D( h) o+ P8 _% J, A3 s - RTS
9 l/ h5 V* {, ^4 f( i7 A f. F9 j9 S- v
: E& H0 r5 }5 G# E5 O1 L- Bullet_Direction_Right_Down:
+ w9 ?0 H! }5 z+ _: G+ _ - LDA #$25
: ]% r5 f. o/ K( Q9 h - STA Bullet_Icon,X) |: K- ?- P. t5 {. m, C
- LDA #$00
9 h. a' n* h/ e+ T( d: f. h6 M% Z - STA Bullet_Direction,X
, p& h2 Q6 y& E$ G2 {! z; b: ] - RTS
& e$ s; i7 `2 s9 p+ U% j( u, O/ E - , P/ h6 @& N2 h
- Bullet_Direction_H:
* i% r$ r6 J) y5 _2 s3 V - LDA #$24
: B# D+ _5 F) c2 ?/ M - STA Bullet_Icon,X; y. F+ _2 j- S3 q7 b
- LDA #$005 X) R) y% v6 ?% D
- STA Bullet_Direction,X
) J% ]/ i/ p8 c) Z - RTS' C. X1 s! K* Y1 v2 W. {
- h7 ]) ^1 u$ M: M# u- ]& O4 S
- Bullet_Direction_V:2 }' z& _" ]0 h+ R8 W
- LDA #$23
, Y3 h. x9 N1 u2 ? n - STA Bullet_Icon,X8 m }) W4 \$ Y6 k3 A$ ~5 @
- LDA #$00* Z% O3 d2 K, o y% }" R9 [5 p3 O
- STA Bullet_Direction,X3 J% ~$ v2 M: [2 d O
- RTS
7 p& ^ D, r; [/ s - ) Z$ {% Q* V$ b' f3 ~) B, F
- Bullet_Speed_Data_Ex:
3 ?$ e' Q+ c5 a5 g. {3 c - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
7 C7 W1 J3 @# ]1 P5 D8 ^' x) B - , N3 M/ B, A8 A, G
- Bullet_Speed_Data_Ex_R:3 W, U$ I! x- h
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08$ X& Y: W+ B- X* O
-
复制代码 2 X/ L; r) D2 u- U$ c' F
1 Y7 N% Q. W4 @8 f
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