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[FC][魂斗罗][J][追踪弹]
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时间:2023.04.301 y2 ^* I: z+ ^* W5 T
作者:FlameCyclone, y$ v5 p# R* p5 [) D" {
内容:
7 }1 N3 [1 C! U4 x2 V: F 1. 所有子弹追踪敌人- N) z K% ~$ L. X, M
2. 选择键切换武器8 [$ |" w r7 ^! S5 G* Q9 @0 v
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3 B2 R9 Y# }3 |3 W9 z) h
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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
7 Q6 p H# D' I: s - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L; S: ~$ X R) f. ~, H0 ~
- 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)8 x8 R1 s2 V" S" L( m" \1 H
6 H: N. ~( q8 S' D- L g- ;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)
' _9 W x9 s _7 R z - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上" J+ P- D$ X* a# b3 m4 r
% ^9 R0 E, n0 b- Track_Enemy_Index = $60001 x; j' b1 {* o4 J# f y
- Enemy_Index_Begin = $6010; t1 H9 Z- g! B1 Q' k5 R3 a7 D
- Enemy_Index_End = $60113 {$ n( H" ~9 e1 v
- * J; @9 e K9 b' `1 u% A1 I% }
- Loop_Index_I = $6012# l# K! u ?; Y0 o$ Q0 p
- Loop_Index_J = $6013
" ^/ j% }& T; e0 ?( t, a; y6 U! c - nEnemyIndex = $6014
$ g3 h1 _: ~4 R2 |+ u8 ] - Data_buffer = $6015
9 L) ]9 b/ |8 L' _
8 Y- ?% t' a" y) b- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
+ `. T6 U) G/ N' X9 X/ U6 G, ]/ m - Bullet_X_Pos = $03C8 ;子弹水平坐标
" U! S! g S6 f1 ~, l - Bullet_Y_Speed = $03F8 ;子弹垂直速度5 i y' A+ m3 o9 G. M
- Bullet_X_Speed = $0408 ;子弹水平速度
: _4 |) c9 S$ S" o2 | - Bullet_Z_Pos = $0418 ;子弹Z坐标" W! V1 R$ w L
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
" e6 A3 r0 H& P0 s1 i0 T* X
2 j, X4 ]0 p) z/ z* H- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
) t, c% D+ x9 V: y Z* x# B$ ^ - Enemy_Blood = $0598 ;敌人血量. z' ~( S6 `- A0 g( a1 U# e1 O
- Enemy_Type_Addr = $0528 ;敌人类型
1 P( P6 H9 r S; A- m - Enemy_Blood_Addr = $0578 ;敌人血量
) R" s0 K2 V& E4 C. A - Enemy_Y_Pos = $0324 ;敌人垂直坐标+ o8 k8 c+ h. k+ a- F A1 P
- Enemy_X_Pos = $033E ;敌人水平坐标
4 M8 j. M; u( j; m, M4 ^) } - Enemy_Y_Speed = $04E8 ;敌人垂直速度
: T F" }0 J# x# O; O! O8 d$ D - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸* F% T7 P) T: z9 o- _% O
- " q1 Q7 r$ e; Y3 S: y- A8 P
- Enemy_Index = $83 ;: t% {; Q8 A0 j
- Time_Count = $1A
" o7 M( ~' k0 X; } - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率4 a6 m9 I0 q/ I# Z) o/ m
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
2 t4 q7 J9 s( S" e; _. ~ - 5 u5 K ?, H( v; M9 ]
- 2 Z" S' i/ c% ]/ M
- .ORG $6100# p/ X* i$ B) U! p6 X8 G
- Process_Begin:
8 t4 a& y- X# Y3 K0 _ - JSR Enemy_Check
% \% q& k' a3 b9 l; S ?0 z - JSR Track_Enemy_Check I' q0 L* d1 T% o! j2 M$ a3 C9 D
- Process_End:" D, T+ h+ O. F3 K
- JMP $E54F3 ^, b) o4 d% k% W2 F5 t
/ i% E5 x) B4 Q4 c4 {- Enemy_Check:
+ V5 X+ d2 M: `- D! V - LDA Time_Count* M! W! G4 f/ z5 g
- AND #Track_Bullet_Speed
) y" j; C- [. ^" z) i- z9 H# \ - CMP #Track_Bullet_Speed4 M+ `8 L+ W j7 }! ^
- BNE Enemy_Check_End" ^ c; _, ^4 [) ?) L1 P3 ]
- LDX #$0F
: {$ [/ }) T( R" P5 Q8 u- T - Enemy_Check_Begin:
; [* U( C; s9 _6 s- m% r - LDA Enemy_State,X
( r8 p1 }; C8 z O# K - BEQ Enemy_Check_Continue. A$ m/ L. z+ J
- STX Enemy_Index! @6 t) h) C. d
- JSR Find_Begin_Enemy
% D7 }/ U% o' f6 h - JSR Find_End_Enemy
2 e0 B) m7 {" J! F7 s - JSR Bullet_Track
* I8 x. T3 ?& i/ @, R/ \+ A* l -
" f9 A( ]! r! `9 P- I - LDX Enemy_Index
( n# j. T2 u4 Y; S! J$ G2 n, P4 U - Enemy_Check_Continue: [) J, ^2 ^1 @* ?. _9 W* W) t# G
- DEX
* p9 ?3 w' N4 n8 q: C - BPL Enemy_Check_Begin9 L7 ~0 C" ~3 ~( i& }
- Enemy_Check_End:3 f% E1 U X# R' X6 C; _; ]% `# H' [
- RTS
9 `* [5 U+ [8 d) S0 n, X -
! z9 p. V2 K% Q0 l. o# W - Track_Enemy_Check:0 \' e9 i! H( W7 T- \' I$ p
- LDA Time_Count
: g! t# G8 c4 M - AND #Track_Enemy_Speed0 q* T9 t& ]2 s: i" _
- CMP #Track_Enemy_Speed" o o0 a0 n4 X# U
- BNE Track_Enemy_Check_End4 g1 T( t* I% b$ A
- LDX #$0F& i. k6 J' n- c2 S) Z2 N
- Track_Enemy_Check_Begin:
: c% }- ]; C3 d7 h) c - LDA Enemy_State,X
9 P, V3 h# {" J* `7 [9 h - BEQ Track_Enemy_Check_Continue \; B5 r' L. R1 f" t, o: y
- STX Enemy_Index$ l: F3 I% h# t5 [ @ C
-
9 m/ h3 k! f5 c: I* a - LDA $40; X5 @8 \0 Y0 s! l' @! |2 }2 l
- LSR
. T. k, U" [& b6 b: o, ? - BCC Track_Enemy_Check_Begin_L10 o l2 c1 q4 P5 |4 L
-
# H5 E, x6 x, o3 Z( ?5 f - JSR Track_Enemy_Ex ;2, 4
6 |1 W: E. [' S' D5 S' ? - LDA #$002 ~# U, W9 e8 I5 U: } n7 G+ }: t
- BEQ Track_Enemy_Check_Begin_L2
9 {& V' c, J+ F0 R# A# x" F" l - & l! H# W$ @- Y# x( e- d2 [0 y
- Track_Enemy_Check_Begin_L1:
! \$ {4 O2 c( }+ \9 i! j -
3 c* R5 ?! ]; b& x& X9 D - JSR Track_Enemy
i9 p1 T4 C8 M }0 ~, j
. ?- F0 e# s% c# L( c' V- Track_Enemy_Check_Begin_L2:8 m) J+ T) o' O! C) ]4 C, V
-
" f* F; ?. l. n3 H+ F+ [ - LDX Enemy_Index Q; p: ^* U- |! {
- Track_Enemy_Check_Continue:4 e; b5 z4 f' y" @% t" l9 v0 f# |
- DEX
" ^) _7 }) L' q - BPL Track_Enemy_Check_Begin/ F6 D! ?' b0 n7 U4 Y1 w# K, F
- Track_Enemy_Check_End:( ?! I! _' y& m* b8 U. [$ a# v
- RTS
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- 9 L) L/ D/ v; G! m8 x, B$ n
- ;查找第一个敌人
7 o, |) l# b' [( L9 u& i2 r8 i2 [ - Find_Begin_Enemy:; J% ^' b' Q7 @
- LDX #$00
3 }0 [! b' F+ l: _6 a- ?' k4 {. ^ - Find_Begin_Enemy_Check:
" J6 a/ a1 q, D' y9 M& L7 }* c - LDA Enemy_State,X" z# f; W% h5 [: a& ]/ C
- BEQ Find_Begin_Enemy_Check_Continue. U( ~, e8 n. `$ i7 z( t
- LDA Enemy_Blood,X
5 |; Y5 T$ H1 g0 ~. f - BMI Find_Begin_Enemy_Check_Continue
3 ~4 D! C A' A% Q7 F+ f - BNE Find_Begin_Enemy_End2 E5 J8 Q( P) r/ g: \
-
: s( X2 V) K" O7 Q - Find_Begin_Enemy_Check_Continue:: |5 C) `, g5 M. ?' W4 b
- INX9 {5 {, @0 Y( E9 [
- CPX #$10/ }, B8 k* o8 V2 ~: }
- BCC Find_Begin_Enemy_Check/ {( ] S: W N! U2 D
- Find_Begin_Enemy_End:0 Q, i7 u3 b* G7 u5 K9 N1 P
- STX Enemy_Index_Begin
* V5 S; q% t4 a, C1 u9 v: g - RTS$ [9 ~$ @0 P( Y7 X' o! C3 G$ ]
- % g0 `1 {- [3 t6 w9 A' K, y6 |
- ;查找最后一个敌人; \4 d3 T- l& X* g4 U
- Find_End_Enemy:
; c& k5 C' k2 l0 q; t - LDX #$0F2 l `: k- I2 E8 ]
- Find_End_Enemy_Check:5 R- C1 A! i, j
- LDA Enemy_State,X
& V% [% L" A% E" L3 J, X/ y - BEQ Find_End_Enemy_Check_Continue
4 P- k' P# q9 I% G3 q: O - LDA Enemy_Blood,X" `0 k+ ^( Z# Y8 E7 Q1 d$ D
- BMI Find_End_Enemy_Check_Continue
+ _9 R4 o/ X, d+ q t# i; W - BNE Find_End_Enemy_End
0 _6 A- U" b( c% t - 7 B/ ~. ^& S) \
- Find_End_Enemy_Check_Continue:
+ J0 U2 h& E3 s3 C - DEX
+ O: \* ?1 u* b2 N) k - BPL Find_End_Enemy_Check5 Q" ]9 Q( n- a; o- p. W. I* P z
- Find_End_Enemy_End:
8 A2 J+ S, e4 w/ A% r0 a! K - STX Enemy_Index_End
. B4 Z. P/ p+ e$ v8 ?& Y - RTS0 Q7 F( F- p5 ]
- % |( H1 g! p! w( y! A$ b. [% Q
- ;子弹追踪6 J" J, ?/ v- d* g
- Bullet_Track:
: z0 a( X# q( e9 q, q Q - LDA Enemy_Index_Begin- b/ \( m* i# k* K
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
2 }- E" ?6 E$ W# H8 g n! ^ - LDX #$00
6 L4 ~1 N+ M2 f1 q d2 a! ?' W! W- U% \ - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)& T: K9 \) D3 S# A5 U
- LDA Bullet_State,X( p' \- M( l: \" l6 [5 I# ~( X; @
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;( x) c( F0 U, J4 J3 W
- STX Loop_Index_I
2 G3 L1 W, Q. }( m% u4 z -
' I- |3 c5 b0 i1 f7 [: V1 U& p - JSR Bullet_Track_Enemy. z4 [- H9 M. N) L
- JSR Bullet_Tract_Direction
6 B7 }, s9 F x8 W" I" } - 2 k+ V; E3 M) z, o4 Q, t
- ;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! J5 u* c* \- a ]
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
) `" |# t2 n1 K" F2 Y- ^0 s - LDA nEnemyIndex
3 t' {0 k |/ s6 b0 S2 I - CMP Enemy_Index_End
% K: X2 w% i. y5 G' W0 N# f - BEQ Bullet_Track_Check_Continue2 _* Y- m9 |/ | q
- BCC Bullet_Track_Check_Continue& W! M h1 Z v R1 u7 Z! J
- LDA Enemy_Index_Begin- f1 \, T2 O# ?1 o9 w# z0 `
- STA nEnemyIndex
1 m/ R; Z' }! Q4 U2 V - ; y% \3 G8 e! @7 ~5 ?
- Bullet_Track_Check_Continue:9 v9 ^, k; w6 P1 W2 S. M# s- q
- LDX Loop_Index_I5 i$ i& p7 ?5 B& ~
- Bullet_Track_Check_End:% j/ S, u; ?- i T
- INX; x1 D+ ]* O% o. t# ^
- CPX #$10/ `) ]( s0 ?& t4 q* S
- BCC Bullet_Track_Check% B& Z; H2 Q" [" P, B
- Bullet_Track_End:0 f" |, C# B; a2 n& B7 H$ ?# [
- RTS
?' z7 p% a/ P! R. j7 s, O -
/ y3 b- ~, |2 q' k" Q( G - ;给敌人分配子弹
; x* t! @$ F3 h( P& i8 r - Bullet_Track_Enemy:1 Z5 n/ S- y" a) V# f; z
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)/ R% r f7 f G0 y. [
- Bullet_Track_Enemy_Check:
& F0 F: D& i+ v6 m8 | - STX Loop_Index_J
; D, \$ Z0 Z4 } -
* Y% I1 q; }& |) G5 I+ r - ;if (0 != nEnemy[j] && -1 == nTrack[i])
! w4 R8 m+ q/ y- g. M% N% p' W2 ] - LDA Enemy_State,X0 w- ~4 y8 J: f1 X. f+ [4 f
- BEQ Bullet_Track_Enemy_Check_Continue, k* m2 q# x* f M- C6 x# F, M2 R0 m
- LDA Enemy_Blood,X
! M$ N+ C8 g$ {9 U( S; I - BMI Bullet_Track_Enemy_Check_Continue4 r! _' Y* z2 F6 e+ ] D* E
-
% M$ p2 R( L [0 s' j% ~! G - LDX Loop_Index_I
. o; }3 c2 G! J% m5 o9 c - LDA Track_Enemy_Index,X
# k- M+ C/ I5 F2 E - CMP #$FF& ?7 K5 C/ X/ c/ v3 ]
- BEQ Bullet_Track_Enemy_Init
6 \/ Q$ |, d1 N. d/ E8 i -
1 _, G' a% y4 z - Bullet_Track_Enemy_Init:
2 K& p* f3 T7 A" L" k) _ - LDA Loop_Index_J
# t% c% Y/ D9 p9 p: Q9 C' V - STA Track_Enemy_Index,X ;nTrack[i] = j;; m- w( n% B4 Q
-
& L+ ~: G* K1 h, X$ `* j0 y& l - STA nEnemyIndex* G7 B! W* y+ u0 L5 [
- INC nEnemyIndex ;nEnemyIndex = j + 1;6 ]8 [. Z% s- c; u$ k# ^
- RTS ;break;
1 d1 x1 i# _& R - 1 B5 P0 V3 s1 S$ D" c
- Bullet_Track_Enemy_Check_Continue:* H P, w! @% k
- LDX Loop_Index_J
* o' F8 d1 q" e+ k, y8 c - INX ;j++
+ s: D6 S/ P" n/ Y - CPX Enemy_Index_End
1 q) B. @$ W( @& V8 A - BEQ Bullet_Track_Enemy_Check( Y( J/ t+ R3 @# G* n. y
- BCC Bullet_Track_Enemy_Check# [: k! l8 `( X, [
- Bullet_Track_Enemy_End:
# |; q8 Z/ O5 V% r0 J - RTS5 l6 z* }& Z6 Y$ J+ D$ X
+ t$ T- y2 e/ X- Z) `8 h$ I- Track_Enemy:" M3 G& w# T, q) \% E
- LDX #$0F; N' c& V9 V6 r
- Track_Enemy_Begin:# {' D# w5 o: y9 F* o3 ]7 {
- LDA Bullet_Icon,X
: X+ [ V1 m9 ~; M+ P5 B5 v - BEQ Track_Enemy_Continue+ C9 F i( p# j. P" E
- LDA Bullet_State,X) x+ ~( s; b. d5 \7 z
- CMP #$01+ Y/ Y6 {. C. g S6 ?. I) t
- BNE Track_Enemy_Continue% V& U3 O; Q8 j( a# `) M$ H# v$ O
-
6 G6 A' M* V/ z, P( _ - JSR Track_Enemy_Process0 a5 \" y; U, q" m. R
-
% }* J9 V! Z8 p1 H! n - Track_Enemy_Continue:2 F4 f3 i$ c5 e
- DEX0 e8 ]0 U4 o& }
- BPL Track_Enemy_Begin
; J7 x# K) b4 O: T5 U - RTS, d! \$ j1 T& ?- J
- 3 E% Q2 s; |8 T4 U5 v. r
- ;普通关卡
' f* D' i# @2 r8 ^$ q - Track_Enemy_Process:
9 c0 O& v" V+ W. ^5 B - LDA Track_Enemy_Index,X4 G1 d( Z8 n2 j8 f. N
- CMP Enemy_Index
) H( s, a5 d) j9 I. _$ n$ R# X - BNE Track_Enemy_End* d. b: `, c6 V: V( Y# `* d: j* a- @
- LDY Enemy_Index2 v! U0 M4 b' A' M9 b
- JSR Track_Enemy_Y4 y6 C1 H/ m, g& X' t* S& p
- LDY Enemy_Index
* `( ^# j! f# k - JSR Track_Enemy_X
% o( k: [6 Y' a" F, a - Track_Enemy_End:
9 n' O3 x' U9 ~3 ?" I9 i9 U3 M - RTS
: V1 \* S% }$ w -
: p1 b- d% X, @5 a7 j$ Q3 K - Track_Enemy_Y:$ e* M+ J1 r2 m. a0 [7 w/ H0 ], S
- SEC0 z' _; n6 A$ g3 Q
- LDA Bullet_Y_Pos,X9 n/ ~! Q2 L. D7 w) P! O2 b1 I
- SBC Enemy_Y_Pos,Y$ q- _0 E2 d" i5 G; w& C
- BEQ Track_Enemy_Y_Equal
+ K9 e0 E2 k2 u9 s' G0 C1 G - BCS Track_Enemy_Y_Greater
3 L+ m+ E8 I. S, @; f8 n) ] -
# } M6 b" g. ]( b - Track_Enemy_Y_Less: ;子弹Y < 敌人Y
Q' _/ t6 t# O g K - CMP #$FC( f" h6 [( @; A, ?9 m
- BCC L1_1
! l4 Q1 Y! a9 A( x6 @ - CMP #$FE; V0 h1 m4 x# Q1 [( d
- BCC L1_20 P5 n. | G# A0 e2 A
- LDA #$00
m0 j9 n7 E1 z/ _# A. u1 t' E - STA Bullet_Y_Speed,X( O1 ?5 a& }9 B3 O3 G! D) b0 S
- RTS5 w _8 |2 R/ j, y
- L1_1:
! k& h$ ]+ \% K4 {) G - LDA Bullet_Type,X% P8 C2 _) b. c I+ b3 n( X
- AND #$0F
$ H5 t6 D" _3 l& _ - TAY: o a- Y i8 r' w1 |+ D- r
- LDA Bullet_Speed_Data,Y
+ w/ s( g8 h, {7 [4 q- {' S' c - STA Bullet_Y_Speed,X9 e$ `* u' A- |2 Q P
- RTS6 X% K% X2 v# L$ u( U
- ; _6 `6 @0 d& `7 P
- L1_2: 7 n% q2 q {" Q: E( L9 n( l. M- j: s
- STA Data_buffer
8 H5 e( m6 c: x; n8 {; V- T - LDA #$00
- a& j( C, y% `2 } - STA Data_buffer; H( f- H/ O3 U% [ y
- LSR
* e( K+ t8 {# D" I - STA Bullet_Y_Speed,X0 ?3 q' u3 K- f: u
- RTS3 d# C. t( P2 Q. S
- 8 z7 A6 g+ \# |: Y# d
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
' e- o* Q- Q Q3 e& V - CMP #$04
8 ^0 r: E; m% H, {* L( X - BCS L2_11 d/ C3 y0 t" d
- CMP #$04& I$ V6 v; L, L2 i# {9 { N+ P
- BCS L2_2% s: }( f+ x F5 t3 q+ F
- LDA #$00
* x) U* @% q+ \, f+ U - STA Bullet_Y_Speed,X
2 n( i* L1 d% }8 O( K- P - RTS. w) ]4 u" o* O# R7 E3 `
- 9 F4 g" D. X+ n" g- X: q
- L2_1:( J8 S/ v; c5 U, G/ p+ c
- LDA Bullet_Type,X
9 \( O$ ^* w' e4 S6 c4 | p$ s - AND #$0F$ f) J [. J1 _9 c
- TAY
6 i+ _0 @2 ]6 c( u% R: j# Q - LDA #$00
; a( b o7 _4 ?. \ - SBC Bullet_Speed_Data,Y2 e( }& x- q: d6 h
- STA Bullet_Y_Speed,X' n8 G* _0 g) J7 e% X. F
- RTS; ^9 O2 u9 V3 z" f
-
& r: ]0 i. r- d0 T: ~3 F - L2_2:
2 s7 d7 S! D6 {0 Q4 u/ V# Z6 s - LSR( k |+ h# x2 e9 ^& Z" {# l
- STA Data_buffer
- Y7 g. t/ a- E - LDA #$00# q3 \+ g7 B2 I M, i
- SBC Data_buffer0 M. ^6 p1 f2 D2 f
- STA Bullet_Y_Speed,X
/ ~; k3 v& y4 }* y+ S) { - RTS
* I; X2 s( k& ]8 Z - ( ~. m* x! P. k9 Y* P
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
a# j& F! J2 d- ^ - LDA #$006 v1 o" e2 s; w7 ]: {
- STA Bullet_Y_Speed,X. ~8 f) y% k; N) D5 s3 f" D
- RTS
J. B8 e; X2 r6 Z -
8 _0 s5 b. [3 H. k3 y1 z- b - Track_Enemy_X:; F9 l% M6 `( G: a7 b! Y) l
- SEC. x' Y4 [" W1 E% x% J
- LDA Bullet_X_Pos,X
/ ? o% `1 C; R1 L - SBC Enemy_X_Pos,Y
7 p8 p9 G1 ^/ l( f) U j2 E - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X1 U, a6 j6 v% V
- BCS Track_Enemy_X_Greater ;子弹在敌人下方/ T* I2 C+ r; {$ i, @
- $ e( J# k+ E7 k
- Track_Enemy_X_Less: ;子弹X < 敌人X
4 r; |7 Y" ~, V* V+ E - CMP #$FC7 _5 t& B2 C8 g, p
- BCC L3_1
. x) `) D7 n( q% y- M - CMP #$FE% K# H1 `/ ?' I2 C& K
- BCC L3_2
% W( k6 V* }6 }8 U' R3 ` - LDA #$00
5 n' K. A4 W5 i - STA Bullet_X_Speed,X
9 ^- {9 W+ V$ J* ` - RTS; j; P8 U' [/ H1 N3 m2 ?
- L3_1:
. S4 | I* |; c! m, q8 J6 t! `/ y - LDA Bullet_Type,X- \7 e' n4 y F2 b
- AND #$0F
# ^( r: U Q& L4 M0 w) b - TAY
' V2 [4 O7 W! k, U - LDA Bullet_Speed_Data,Y
( M7 u# c2 D) x1 Q - STA Bullet_X_Speed,X
+ Q* q" M" J s9 k8 L5 ^. A+ r - RTS
5 Q$ W& d2 o7 i1 n( c! |: k - L3_2: ! y, j2 @. N9 O" q. f
- STA Data_buffer
$ T# C! ^7 v8 T2 k2 i( ` - LDA #$00
! z8 S; z2 E/ _1 t - STA Data_buffer
4 Q% \2 ]( I* I; A - LSR* v7 S; B% Z9 }8 g2 c0 o
- STA Bullet_X_Speed,X7 v% a# _0 b( i5 B( C# ]
- RTS
( x% d+ ]" K* j! y% \ - % K7 T' }7 t. X
- Track_Enemy_X_Greater: ;子弹X > 敌人X$ _; |9 x% H: m0 |8 C, w1 z0 P; V
- CMP #$042 l) ^1 Z. h% }5 s" J
- BCS L4_1& I6 x, A. K9 D5 m* l& ~9 y
- CMP #$029 y5 F, d( z% \2 `3 z+ P
- BCS L4_2/ S: x6 ]# E% N) d+ w; h
- LDA #$00. W# H, I( a( f: } J' f
- STA Bullet_X_Speed,X
\7 p! b* P$ | - RTS1 c& Z! F7 P9 j$ l# y
-
7 t$ D! o5 K: ^ - L4_1: - @7 d7 L; x' }; m
- LDA Bullet_Type,X+ i K o7 E; b! a! H/ X
- AND #$0F
" C- P" S# K$ ^0 w - TAY
. p, Y& F/ w& k( L1 t9 s - LDA #$00
6 y3 e `3 I1 A - SBC Bullet_Speed_Data,Y$ y8 y# d- Y2 X# L1 \4 e( f
- STA Bullet_X_Speed,X- H9 p" e; e* o
- RTS0 d, B) v/ i" Z; Y' r
- L4_2:
2 u/ D! _# V" y - LSR/ ] D3 z6 p* K! p" Q8 V5 {3 J+ _, M
- STA Data_buffer5 J! }7 E' t5 z: B5 u y
- LDA #$008 G4 F$ `. q( l& m y: r' O9 Q
- SBC Data_buffer
+ J, f! Z& V( H- o6 S4 [: d - STA Bullet_X_Speed,X
' r- M$ i1 x' m* A$ L$ M- ? - RTS9 k; N" ~# x. a, M H7 j7 H. i0 V
-
& D- K1 s/ E" |& @$ G - Track_Enemy_X_Equal: ;子弹X == 敌人X
{5 C9 ?" ^# J - LDA #$00
; |/ H" d0 k1 m2 C. Z) u% y - STA Bullet_X_Speed,X
0 X* w7 w7 J3 J7 L' Y: C) v/ I! O - RTS+ j! O, K" O" d" o+ \3 \9 ~
-
) o" e: B' p. g) u - Bullet_Speed_Data:$ F3 I/ l; ~1 U* {6 I" Z
- .DB $00,$03,$03,$02,$03,$03' R- U& d9 Y: ^6 l6 B
- ! g( v2 @& n! `9 V
- ;2, 4关6 O- |3 Z' w1 W
- Track_Enemy_Ex:
" h U2 R$ {, g# w - LDX #$0F6 j0 V( @6 H4 W: }
- Track_Enemy_Ex_Begin:6 e7 q6 M* C3 k" T1 S9 {% Q9 D
- 2 j) F) p5 g1 ?# h$ `
- LDA Bullet_State,X
% s! D& w1 l m3 Z# n& i- |( s - CMP #$01
0 I; o- ]. _& L - BNE Track_Enemy_Ex_Continue
$ V6 v7 T6 H! P* ~8 k -
* q& O( g; m# X6 d; ` - LDA Track_Enemy_Index,X9 A. d+ S: A! i: e4 H
- CMP Enemy_Index
9 d$ h# l6 Q4 y& g( T D - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
% @. T9 c. Q$ F) S' k. K - 6 h* }% M9 Z# {9 v$ `0 p6 M
- LDY Enemy_Index1 K( d! @0 z/ t* N n# U3 c+ ]4 r
- JSR Track_Enemy_Ex_X! d/ m1 n4 v; j7 \6 x" A
- 2 |5 B8 Q* _# N' t
- Track_Enemy_Ex_Continue:
4 {% R( H0 t8 |) D$ s9 }* a! C( e - DEX/ Z8 g: l9 m& G6 y+ | B. ~$ B
- BPL Track_Enemy_Ex_Begin
! K" R! W+ s/ H& h! r! l - Track_Enemy_Ex_End:5 T' U0 {, y! O; m& |' y
- RTS
. U! F9 ?" a7 D/ { - + i5 ?& F% ]9 |
- Track_Enemy_Ex_X:3 }# ]& G5 x+ }# I& Q* x8 F- H
- ;LDA Bullet_Z_Pos,X
4 [4 _( W6 x0 g- B( B7 m* J - ;CMP #$04
9 \9 G3 q2 p4 R! p, x - ;BCC Track_Enemy_Ex_X_End& u# O% q+ U4 c! l6 I, G
- SEC' a' L' W. O7 B2 o
- LDA Bullet_X_Pos,X
' P( j" l1 A5 V5 Y; X1 E - SBC Enemy_X_Pos,Y
2 G6 Y+ `9 X" M5 Q - BCS Track_Enemy_Ex_X_Greater
5 x/ i+ A* w% \# n! d; H -
) y# w5 F- _( _) n4 y% q% Y5 f0 C4 s - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X7 l1 B% n5 t" @: I
- CMP #$FD
G; V5 j( I- ~& R - BCS Track_Enemy_Ex_X_Less_End
5 n/ H. ]1 a" G# a - LDA $6020,X
8 y% R7 R+ l: F% _& B4 e C - CMP #$2A
7 X$ F& E0 K, F) X - BEQ Track_Enemy_Ex_X_Less_L1" u4 {; l/ P; g' F: r' J
- LDA Bullet_Z_Pos,X
' @/ k* a; }1 \0 G3 [& ] - LSR
1 D/ Q& `/ N" M6 V2 f, Q - TAY
3 F% m, m; ]+ w* Z' h# z8 A9 m - LDA Bullet_Speed_Data_Ex_R,Y
+ N" V P8 B/ j - STA Bullet_X_Speed,X
( O8 S3 C' j V - RTS
& z$ E; [: v: v" [( N+ c - Track_Enemy_Ex_X_Less_L1:5 Z8 q5 u% Y( n
- 1 r9 V- ~+ e7 p" O, a) I
- LDA Bullet_Z_Pos,X- d: L" K) ]9 d- j) e
- LSR
* c& @1 ?! J) ]0 e6 H - LSR* k' K$ w. B% [3 S
- TAY+ u1 K9 ~7 I$ H
- LDA Bullet_Speed_Data_Ex,Y {7 |! P- O. r c8 P
- STA Bullet_X_Speed,X: ~. S) [9 c3 u8 a* e; q8 h
- RTS
7 }: l3 e; G& F9 D/ H: ? - / A1 }6 S* t R% t5 |
- Track_Enemy_Ex_X_Less_End:
9 g) }; r" x0 u; v# z A0 D - RTS
]) R! ^5 g2 P3 E6 A5 j
4 \. T* [8 G0 k! S% O& H- Q- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
9 U0 J7 a" O1 [% f! h& ] - CMP #$032 f: n8 B1 M% a5 l6 J/ W
- BCC Track_Enemy_Ex_X_End$ t R% n- H1 k O" J' |
- LDA $6020,X
/ z2 ~. p6 d; J# I/ w - CMP #$2A" l2 y7 L+ v% _& {& d+ ?
- BEQ Track_Enemy_Ex_X_Greater_L1) Q( S+ g, h( `9 ^) ~8 B
- LDA Bullet_Z_Pos,X
. _& E8 k* |: M6 U0 r# o J0 v - LSR+ [/ j6 P, _. Z7 M4 Y
- TAY
- ]' n- X; ?( X4 n& S - LDA #$00( T! o0 t2 a/ \8 g$ t0 [) A
- SEC
) y% I. j1 T% S+ Y$ B8 c - SBC Bullet_Speed_Data_Ex_R,Y2 E E! N. Q- w8 t* Z
- STA Bullet_X_Speed,X& {) d( l0 f0 h2 b; ?% {, s/ g
- RTS
7 K8 W- C, U# M -
" Y8 x+ `, @% p, @; g - Track_Enemy_Ex_X_Greater_L1! N6 k9 [: h: S; j4 V( X
- LDA Bullet_Z_Pos,X9 }3 r, [6 l6 ~$ b `
- LSR7 p, {' b7 Y, ]$ B( _9 f% D
- LSR
0 {: }: A& M& `5 `5 I - TAY
- u+ F0 i+ q5 _6 w8 c/ ` - LDA #$004 V t1 y1 v' |* @5 z% l! i2 D7 P
- SEC
0 Z: o) _6 n- T+ A5 L1 T9 A7 N; H% F6 V - SBC Bullet_Speed_Data_Ex,Y& ?# b& S& N% L7 S& V# o2 U
- STA Bullet_X_Speed,X
) o% B" _7 D# k: L - RTS
3 n I% Q+ X5 f, w+ j - 8 e' @9 T8 t1 `6 |
- Track_Enemy_Ex_X_End:
3 @* x+ y6 ~; O3 Y. p$ n- N - RTS
0 m1 b8 w, M3 J( m+ t/ L - * m$ p- s5 G; H
- ;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)
$ Z: u6 r- {1 L8 E; ~" m - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
. H5 n+ K/ J* |. O" s - Bullet_Tract_Direction:3 H' x! y* W" A3 ]+ j3 [
- LDA Bullet_Icon,X
. Z6 M! Y7 z- V2 M# V - CMP #$23" _ Y4 N" X `7 q: k P0 z) N
- BCC Bullet_Tract_Direction_End
/ O+ v" y( _9 `, x4 B, x - ; J# U4 Z2 \. h, Q8 N
- ; X != 0/ m% O4 P, A) G" \" x
- LDA Bullet_X_Speed,X$ f3 M' p/ c% H j# I
- BEQ Bullet_Direction_V
! E8 _: c( f7 _. h+ g+ t' D8 e - 5 B5 F; o6 o4 r& I0 {
- LDA Bullet_Y_Speed,X
8 n5 E9 c" z3 ?+ Q* l - BEQ Bullet_Direction_H/ Y1 W5 m$ y* ~8 O
- 8 h# j% p6 G' z2 {
- LDA Bullet_X_Speed,X! T9 Q8 X. x( M1 Q9 c
- BPL Bullet_Tract_Direction_Right
( S9 M/ W2 ?) i4 R3 S& l. H4 D3 ]2 h/ v - Bullet_Tract_Direction_Left:
% T3 j& s0 X5 H2 K - LDA Bullet_Y_Speed,X
3 D& Q$ Z# V4 }* Z' J- ] - BMI Bullet_Direction_Left_Top2 f5 |7 m( {- v7 B
- BPL Bullet_Direction_Left_Down
9 K' w* h6 y3 P. t w0 b! [+ l3 E - Bullet_Tract_Direction_Right:$ t J% X" H5 H
- LDA Bullet_Y_Speed,X5 [' R+ k- v/ j. M, l' @1 n/ C: d
- BMI Bullet_Direction_Right_Top- V6 E+ g. S# I# K( S
- BPL Bullet_Direction_Right_Down
( }0 _$ s/ n2 K- O) A3 L6 E4 W - Bullet_Tract_Direction_End:
% u6 e8 u; [3 d+ d6 H - RTS
" V- z; w3 a- e! g& T
9 ]& I \9 v6 {- Bullet_Direction_Left_Top:3 Q4 _ |8 p, m7 @( i! u( G
- LDA #$25
" A; D% F7 B0 d# B" }3 R5 W - STA Bullet_Icon,X
7 ]0 m# _4 U! _4 m6 D' A% F2 R( ~ - LDA #$C04 B2 R% H Y& P7 f6 F
- STA Bullet_Direction,X
. A$ p5 L4 e% Y! `7 a - RTS
T0 [7 R- [: ?( q
! z/ ~7 N" G9 s1 G- n, E- Bullet_Direction_Left_Down:
3 `) U# e7 ^$ r& g7 P* e7 V - LDA #$25* n0 a; }4 [/ r& W$ @
- STA Bullet_Icon,X% g" ^# q* A h# e3 W# U- H
- LDA #$40; m% e1 e5 z8 v
- STA Bullet_Direction,X
0 \. D* r- I# v: h8 D0 [8 D2 T - RTS) J- L" f0 q: d9 ~1 u: n! g
; l9 J6 N0 g( t& l- Bullet_Direction_Right_Top:
4 S$ [! k1 ^4 {1 b% @" P8 \# z - LDA #$25" j2 q" e, ^7 B+ C
- STA Bullet_Icon,X
9 e7 _& H3 m" k" a0 [ - LDA #$80, M/ j, v$ x" Z, f: ~
- STA Bullet_Direction,X
+ B8 k/ t) x0 i+ Z5 j, ~+ Q - RTS' S8 _) O, R# c+ H
" r! ~ K6 v9 S* K! s/ U- Bullet_Direction_Right_Down:
7 |: M9 e+ p0 ]1 |6 l - LDA #$25! {& q! Z k1 R& Y3 F
- STA Bullet_Icon,X
) Y7 S" H( h0 D4 F - LDA #$00
: @; P" C: C/ z e - STA Bullet_Direction,X( k `& R/ C) k' z! K: y8 a
- RTS9 j; K, x- a5 |% C6 X7 u
- 3 }4 l [, u. Z& j3 p5 s1 A
- Bullet_Direction_H:
% \1 {7 |# u8 u. _ m1 L" b) N( P, |/ X - LDA #$24
8 D+ t- H5 l6 J- I - STA Bullet_Icon,X, q5 Q6 M+ T9 C: o2 o% M/ q2 Y
- LDA #$00" ?3 H# A- p7 S: N: ^# L
- STA Bullet_Direction,X
( Z& x; g/ X8 q m8 m - RTS
8 m* |4 x3 C9 b$ s P3 n Z1 @3 S - % m: t5 U" j- T* b
- Bullet_Direction_V:
( l; k5 `! q# t& k# [% W1 S - LDA #$23
- L: u+ u. o7 h5 r. l4 p - STA Bullet_Icon,X/ T) j1 Y9 w3 K
- LDA #$00
" t2 @1 J/ [ ]7 u, U: N - STA Bullet_Direction,X9 i! R/ z: P! t; G
- RTS
9 |- u0 a2 k( M- v) Q! ^# N
2 G) _ e# L" D/ {1 |( R O- Bullet_Speed_Data_Ex:
) W( ^8 x' e% A! G: m2 p - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
T! M/ U6 U$ D5 w7 B - 7 G3 d- J+ N/ A, P* @0 Y* x
- Bullet_Speed_Data_Ex_R:* a2 c) B" a5 o4 C3 l5 L( e
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08- m5 [2 J* |& }) V1 Z! R
-
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