|
|
[FC][魂斗罗][J][追踪弹]/ i3 f) d/ {8 V2 j
" E5 b. V+ }4 T4 z7 C
时间:2023.04.30+ A, G% r! i! o6 W$ w/ p* s
作者:FlameCyclone& ^" A2 p! |2 n6 Y( g5 p) Y9 r" w
内容:& R- c1 z# Y+ s" J# j" C' f& a! d! b
1. 所有子弹追踪敌人
0 J7 ?0 I# A3 b# o 2. 选择键切换武器4 Q7 `: b3 @+ R7 _8 m
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: B' }: X* k& A4 P. z# C$ `. _+ ?1 o8 _
# V1 \" V( Y) R( K* R* C
flamecyclone.ys168.com
: Y6 ^- V. n* `2 h! W4 W
" A& ^ A# K) I w' ^4 n. t- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁+ T5 S+ n* y1 W
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
( Q( f2 ?3 d# g6 D; R. ]0 b7 L4 h. [ - 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 Y! G- \" a4 ?. A# j# c7 L
- ) F4 S7 H/ A) u( O: A: S9 M9 K0 ?
- ;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 Q& |6 H4 r# ^/ {9 ?
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上7 a1 A8 P( Z8 v: u) t$ d0 h; W
- y# _3 |$ S4 E* U3 `: k% R6 O2 [
- Track_Enemy_Index = $6000
$ X6 N1 ^! T4 F7 ~: ? - Enemy_Index_Begin = $60104 m: e6 L( D3 [
- Enemy_Index_End = $60115 w" H8 }5 F# u+ C# e5 b3 B0 b
7 b. L& w, y) V- Loop_Index_I = $60126 L+ h H4 r6 r( z1 P
- Loop_Index_J = $6013: B6 C1 y9 M4 [& O6 a' W: E
- nEnemyIndex = $60144 _0 N$ z9 E- {6 Y$ `8 Z6 ~! \1 k
- Data_buffer = $6015* x9 L A4 v' h/ k) j$ n& E% A& K' s
0 W& }* [* s8 R6 i' K0 ^- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
5 |; H8 m& d O: b - Bullet_X_Pos = $03C8 ;子弹水平坐标
' n: X1 R( S8 M! J0 {/ B6 E, t - Bullet_Y_Speed = $03F8 ;子弹垂直速度7 z& I8 r; a E- }/ m) ]! V
- Bullet_X_Speed = $0408 ;子弹水平速度) l2 m7 S; k9 `$ e
- Bullet_Z_Pos = $0418 ;子弹Z坐标
- g- W- q9 ~& E3 e6 ? - Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P8 r; m6 ^% H6 M. ^& K
- P/ ~& C3 b* O1 F: u
- Enemy_State = $04B8 ;敌人状态$04B8 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸3 _4 O% w8 h5 ?+ w3 B/ M: S" e$ k. w
- Enemy_Blood = $0598 ;敌人血量" q; O% I' ~3 |# S' J2 p4 g
- Enemy_Type_Addr = $0528 ;敌人类型+ C2 n; [. h2 c& m6 C: I2 n8 m
- Enemy_Blood_Addr = $0578 ;敌人血量' K7 a1 [2 D" L2 ]( }+ {& I3 l Q
- Enemy_Y_Pos = $0324 ;敌人垂直坐标
4 ^4 J8 T, p+ J& Y8 _0 J7 r - Enemy_X_Pos = $033E ;敌人水平坐标
1 U3 }. O t9 u- n' U6 x - Enemy_Y_Speed = $04E8 ;敌人垂直速度3 H& B2 P H) P `3 x; p5 B: d
- Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸
9 a$ k: X8 b# I' G/ i - ( t8 ]7 B( W7 O
- Enemy_Index = $83 ;1 u& l7 o. ~! r
- Time_Count = $1A' l. A7 c" K, H
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
+ _1 x8 @1 p- {' p, L1 V% j0 T/ ? - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
" y6 C$ H- U6 a" Q7 x
( W- U% n# u1 Z# k5 {6 k2 T: _
+ V, I, f: o) v$ C( }- .ORG $61003 C7 g! O. |/ p% i! t: b: I
- Process_Begin:
; N, Z% A6 ]! B1 O - JSR Enemy_Check
3 K$ P. s: M c9 B' H* s+ R - JSR Track_Enemy_Check5 ~ H/ v Q+ ^3 X# W& _9 u
- Process_End:
}: m9 E: h# Z - JMP $E54F
& s$ ~4 i# Y* O; y% O# d* ]' F" f. W
5 @7 P6 ], p/ `1 Z- Enemy_Check:
! k. C5 r8 D3 J V8 p - LDA Time_Count
( s. n% Q. [6 K- Q - AND #Track_Bullet_Speed- q# a* x. d5 b7 v* a& m
- CMP #Track_Bullet_Speed# y! G3 G$ J( d# M& i% t/ y: K6 H
- BNE Enemy_Check_End
% B% u3 h( v: r$ G3 d* a, c1 X - LDX #$0F
q# R3 k$ }! C3 g - Enemy_Check_Begin:
{2 ^2 l; X; J" P - LDA Enemy_State,X( N8 {# W& x0 ~# m
- BEQ Enemy_Check_Continue
" P" a. b* e. Q# c1 T+ K, e - STX Enemy_Index9 [7 R, S/ K0 Y4 U9 d- e8 X
- JSR Find_Begin_Enemy, h3 z- O$ [; X7 ]' G3 V6 y' g' c
- JSR Find_End_Enemy
) }0 r# O: Z% k" u5 y" S - JSR Bullet_Track
# R$ v* W. o/ D7 ~0 H - # G3 N+ X: J. [) k0 E5 }' g0 T1 [
- LDX Enemy_Index% V% {) T' V) B" N
- Enemy_Check_Continue:" u% I' X8 ~5 ]" e( x9 s+ M, s
- DEX
) u9 P6 [3 c; Y& M/ E - BPL Enemy_Check_Begin% {3 Z7 P. s m: S4 S
- Enemy_Check_End:' D8 `9 {2 Z9 L8 v" v( g
- RTS3 [2 j) i8 [/ C! h2 J' b( D
- . `. r, _9 ]8 c+ H1 y+ t
- Track_Enemy_Check:
8 T6 b8 G" g$ {& b. D0 c0 f - LDA Time_Count" n$ _' G6 }( ?( x/ }# ~2 o
- AND #Track_Enemy_Speed* L1 i7 u4 a) w K- J ]# g
- CMP #Track_Enemy_Speed4 w: N) @9 \, H
- BNE Track_Enemy_Check_End
3 F l/ }# P5 F& H- ~+ A - LDX #$0F
# e" v3 _/ r& w, K3 j3 |( u - Track_Enemy_Check_Begin:
/ o: q# E+ b4 v- j - LDA Enemy_State,X/ t& p7 W% ~: g) S8 Y
- BEQ Track_Enemy_Check_Continue, s4 y9 u0 c% C2 s( X2 H1 I& M3 X
- STX Enemy_Index7 \& L$ v6 p. I9 b
-
6 b) s3 w1 [' S; Y$ @ - LDA $405 i9 J5 A6 ]. O H9 }
- LSR% r0 I- y# i. l/ U
- BCC Track_Enemy_Check_Begin_L1% `, t5 z% I! M: P7 Z& n8 v% P# y
-
! c! _$ ~( H+ G$ B) G1 {+ c - JSR Track_Enemy_Ex ;2, 4
4 s2 {! t- |. R1 A* h - LDA #$00
7 L& w7 ] M# W - BEQ Track_Enemy_Check_Begin_L25 R& Z b* `5 R3 ^: y7 P
-
+ v5 ]1 Z1 z$ h0 {/ a9 F - Track_Enemy_Check_Begin_L1:' [. c" V [! T
-
|) ?7 f- y* U4 A# \; i - JSR Track_Enemy
$ M) ^0 _2 h$ F
; }6 E) L7 ?! O# L" T- Track_Enemy_Check_Begin_L2:
6 H& z, G* D+ h2 Z7 R3 U - , ~; \# `2 F1 ]; |1 C
- LDX Enemy_Index
) u* X6 a" y6 _# u - Track_Enemy_Check_Continue:; B0 b$ A/ Q6 H! @+ k
- DEX7 \: `8 p6 R/ }1 U! P1 _8 H- ~
- BPL Track_Enemy_Check_Begin; P+ y7 q5 q% }$ B U( Z6 ]
- Track_Enemy_Check_End:( _( Q3 A% _# Z1 I. D! O5 \* z: J. u
- RTS! s" r4 J( G& O3 v7 i1 b7 i6 q
. c n! u$ d' F* u
# ]$ x8 P2 ~3 Q4 O% A8 x* u- ;查找第一个敌人
4 q: ]" N& {% l5 ]& A, |- q/ V, [ - Find_Begin_Enemy:
, F+ l5 `" ~- {6 ]0 a: v - LDX #$00+ n) |: W: u h3 ~
- Find_Begin_Enemy_Check:
. Q4 G5 l% O \7 h1 V6 @ - LDA Enemy_State,X3 d& |( a. S' Z% c* j
- BEQ Find_Begin_Enemy_Check_Continue8 j3 @) s' l; v/ x
- LDA Enemy_Blood,X
) z: L# e5 o' H% g - BMI Find_Begin_Enemy_Check_Continue
& X/ U& W4 t: n4 _ - BNE Find_Begin_Enemy_End
! Y3 k: O$ Y5 o. {- V - 1 Y% i6 {' q+ H4 H
- Find_Begin_Enemy_Check_Continue:
4 b- Z& U- Y2 R- S; f* ] - INX
' u3 a# U* d: l$ k J/ Y - CPX #$10: ^; F( _; }/ Z* R( U9 j" G, L
- BCC Find_Begin_Enemy_Check5 b) D6 a4 x d' e6 X p
- Find_Begin_Enemy_End:3 G1 l) ^: }) B# E/ Z* ^
- STX Enemy_Index_Begin
6 k% i# B9 u, v7 c - RTS7 o( v$ O4 U* w H9 C; B$ ^& D' p
b9 W6 C3 p% ]% ~, ^- ;查找最后一个敌人
% h, @4 x( z0 b. ?6 V# Q8 t6 r - Find_End_Enemy:
6 X, M6 Z3 c4 l9 \% ^8 T - LDX #$0F
, D: b2 O' ?% {, j3 \$ b - Find_End_Enemy_Check:
/ E9 O: ^1 q4 E+ u, e3 [, W - LDA Enemy_State,X9 K: C" V$ m3 o0 g! C
- BEQ Find_End_Enemy_Check_Continue* p( ^9 G' a9 X) X
- LDA Enemy_Blood,X
0 R% m% g T' c( K$ O - BMI Find_End_Enemy_Check_Continue
% [% _5 K. \5 R k6 I; E) H" w - BNE Find_End_Enemy_End( k$ U" U1 Z7 P- {
-
! J( C9 c2 T \$ O) X/ b8 d - Find_End_Enemy_Check_Continue:3 {3 [ S0 h: }6 x; k& }6 Q; N q# ]5 X
- DEX
* V7 g7 o& T5 ]4 q& p, p: U. d3 x - BPL Find_End_Enemy_Check
; v" y3 k. r8 [+ L0 Q# T - Find_End_Enemy_End:
8 ?: e* w! {" _7 ~7 M$ y - STX Enemy_Index_End- R- n" w. ] \& |1 H: x4 y
- RTS
) b4 q1 H4 d: \: u0 d! u
: `7 e2 y9 |; ]5 Q' x% D- ;子弹追踪
5 y! I6 E2 n. s+ p: \ - Bullet_Track:
$ u$ e6 }9 f" |: w3 |$ W+ P - LDA Enemy_Index_Begin& Z9 j; U' p3 l* |9 L
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;& X8 I, L3 W1 ]. M
- LDX #$00
( {) H& ]6 j: w4 h8 A& x4 ? - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)+ f: y# {$ M% ^/ d0 Y, K) k D
- LDA Bullet_State,X; W/ D' I) ]5 S8 U* `4 {
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
: t) ], H4 ]3 {, w5 n1 | - STX Loop_Index_I
0 U: B" l: |. _5 R6 T+ v! {) R -
. Q6 _- v" r# n8 y; K6 c - JSR Bullet_Track_Enemy
2 `0 h/ \7 K7 q' ` - JSR Bullet_Tract_Direction
' z5 \7 C; A& s2 v; ]6 V -
- }: Y4 q" L; y$ D - ;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" e6 P$ A! \( O/ G! Z
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;
! E1 \3 G# N1 G- w - LDA nEnemyIndex* L) A) w/ R2 m4 L8 m) u9 A
- CMP Enemy_Index_End% }2 T4 _5 V$ ~& D
- BEQ Bullet_Track_Check_Continue0 J7 g# O( H& b' ]0 H+ _2 X
- BCC Bullet_Track_Check_Continue
& ~1 z9 p9 l- G, b - LDA Enemy_Index_Begin$ z5 j" }5 z* |* D: d' y
- STA nEnemyIndex
# Y+ h( n) t" y' e# I+ S: \ - 6 M+ U D0 j. p" e
- Bullet_Track_Check_Continue:* C9 s( P. c1 g, ?9 A! J
- LDX Loop_Index_I2 |3 m: Z1 a b7 a% Y# r
- Bullet_Track_Check_End:$ y( ^! H9 X( ^' a+ Y; b! \; O
- INX
/ S2 ~ w) @* m2 \8 o - CPX #$10
5 n# }5 R; K- h5 z - BCC Bullet_Track_Check4 Y- |' K7 ^* P8 T% m9 l) f
- Bullet_Track_End:
. l- @$ |& H+ f - RTS- n( B1 y, _& n d7 n, j
- 6 b( f) G7 h- q+ }& Q
- ;给敌人分配子弹
- ]! s* D G! q3 c& b' z - Bullet_Track_Enemy:
( @9 _6 p+ P2 _0 e - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)# f2 E' ~/ \3 ^% i" K
- Bullet_Track_Enemy_Check:4 s/ J( Y: N" z7 @4 t
- STX Loop_Index_J9 Z1 m& l6 r! ^6 M
-
- t/ P% [ q& ~: `; S; Y$ w) A7 c; s - ;if (0 != nEnemy[j] && -1 == nTrack[i])
+ M8 D+ B( n4 J+ ?, S - LDA Enemy_State,X E) H7 k) M; v: I2 L
- BEQ Bullet_Track_Enemy_Check_Continue& E) u6 O7 B! [3 u& h& q% w/ a6 p
- LDA Enemy_Blood,X; Y1 @' {) Z. i! ]
- BMI Bullet_Track_Enemy_Check_Continue# h1 c3 r- T7 T5 ?5 |" M0 ]; p
- ; s @- F- |$ Z; b5 P3 s1 o* x; \
- LDX Loop_Index_I& C9 x8 b, u" ^4 P' W6 h2 M( q
- LDA Track_Enemy_Index,X. I, q: r; T! E" D- g/ H _! l
- CMP #$FF4 ~- N* {- V' }- U
- BEQ Bullet_Track_Enemy_Init
! l% H. x3 k. H2 @1 S7 [* W$ @+ G -
6 _$ l$ [) o+ ^% }9 d6 ~ - Bullet_Track_Enemy_Init:/ K/ p { c1 C$ d0 @- U1 |. C
- LDA Loop_Index_J
7 Q6 H& f$ ]5 ` - STA Track_Enemy_Index,X ;nTrack[i] = j;
3 `& E; ?6 @" a -
: Z$ s% k% x z: @1 n7 H$ v - STA nEnemyIndex) E. R: [; u5 B, B) C! p3 j' @% u9 O
- INC nEnemyIndex ;nEnemyIndex = j + 1;
7 b" U) i L) h' a: P0 ] - RTS ;break;
4 c" c- j& F8 l- o! f - 7 A# A6 y8 P/ t: J6 Z! H5 U, A
- Bullet_Track_Enemy_Check_Continue:
& \4 }1 T! [- p' c" b/ D R2 W* |/ A - LDX Loop_Index_J% \% k/ m5 x: N# N8 K+ [
- INX ;j++
% C p$ [# d. A" Q( G7 f - CPX Enemy_Index_End
/ w3 S5 i5 o) O9 Y9 k - BEQ Bullet_Track_Enemy_Check2 n& s5 W$ g, h
- BCC Bullet_Track_Enemy_Check
8 B0 A- ?* ~# A' F - Bullet_Track_Enemy_End: H* y* U5 j9 R
- RTS$ Y: i* U" F. F7 u G; x) w5 Z
- 8 ?, @7 Q: d. Y' k7 Z
- Track_Enemy:
3 t: W; E! V8 D* g - LDX #$0F
: i, m6 E+ @: M y6 Y. I - Track_Enemy_Begin:
6 x7 v) C2 J3 \ ~/ Y5 H - LDA Bullet_Icon,X9 J: J L$ i: b$ m$ C
- BEQ Track_Enemy_Continue
0 ^; N9 J) z z( Q - LDA Bullet_State,X
& q8 V2 B3 s3 s7 Q5 g! [7 K9 ~ - CMP #$014 A3 X/ v1 Y& |. b) X0 M& K1 c
- BNE Track_Enemy_Continue+ d2 S' _- g1 u& e9 a% D, d& E
- , C8 j9 Z* `& n5 \+ G# Z& ~: O4 u
- JSR Track_Enemy_Process
7 g8 ~: h8 f# _6 ]* q X. W$ V -
* U& h5 M0 M+ E8 o# V d - Track_Enemy_Continue:
' ]2 n( E" _3 n - DEX
2 S. m1 J; \' h" I' d# v# f3 } - BPL Track_Enemy_Begin: q, z& p! ?4 ]
- RTS3 v7 D/ h8 G( O8 V; b
6 M( Z- o% _& W% ?" k. I$ E& [2 r- ;普通关卡
/ I, ^' p- O+ N( r1 b - Track_Enemy_Process:
( F9 v5 l# J5 E - LDA Track_Enemy_Index,X
8 U# D+ S; B# u2 Y" } - CMP Enemy_Index
6 R/ r0 N9 Z5 j3 O- q% J$ I# W - BNE Track_Enemy_End: ?- C' ^0 f+ f* J' I# N
- LDY Enemy_Index3 R7 K8 h8 Z! Y: n5 \* t- a
- JSR Track_Enemy_Y+ Q$ `$ s( X3 A# v2 N
- LDY Enemy_Index6 `( D9 J& G3 C3 D% Y2 r; |7 j8 E/ ]
- JSR Track_Enemy_X
2 z# }' W' d! u - Track_Enemy_End:
* s( g' O/ e/ v - RTS, B8 D& E& f( C! [
- # v5 J0 w" K, }' P( g( j
- Track_Enemy_Y:
/ u. a. T8 f: _; q' D - SEC
# }$ S& K" }& q3 _8 `* L6 W4 S - LDA Bullet_Y_Pos,X
, p: ?( ? F' _7 j, c+ u S - SBC Enemy_Y_Pos,Y
2 Z) x# c0 x* }% G. M) a - BEQ Track_Enemy_Y_Equal7 M" Z( R) j& q* U" h
- BCS Track_Enemy_Y_Greater) x! B6 `; {8 S: O5 y# @
- & A2 C" q& ]. b* y; N
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y' R2 K' J. M/ c) B0 Q/ C: S- h
- CMP #$FC3 N, x5 ]+ W! i
- BCC L1_1
! \8 P0 ~1 z7 w: g - CMP #$FE1 d- P* l0 P) W: ~* A3 f
- BCC L1_2
& e) o$ ^( Y% f - LDA #$00' G) y" ]* [' P
- STA Bullet_Y_Speed,X
4 a8 p& N% J& l* m& l4 A$ K; L) b& U9 d - RTS% u/ h5 i2 R& n6 L
- L1_1:
6 q4 P6 r2 H, f9 g4 i - LDA Bullet_Type,X
5 m4 G% S x D1 k, U - AND #$0F
. n5 O/ K; h* u) m, x5 U$ b - TAY
& c) c' D' G1 }+ g- l - LDA Bullet_Speed_Data,Y2 F! S! B7 F/ V @7 E1 C" J# g' P+ I8 E6 {
- STA Bullet_Y_Speed,X, Q l, U7 }3 n$ F! D
- RTS4 j, U# I: O5 s: t; u/ F+ c: e
, @' a% w& G" |4 \; ^& U- L1_2:
) Z6 i9 F. i8 V - STA Data_buffer1 Y8 Z# c8 M' i& Q" W' Y" u
- LDA #$00
& |0 {- o1 H! Q* B5 ^& y8 p5 f - STA Data_buffer
' S8 H$ o" [0 k! W$ P+ x - LSR% ~& [. l7 r: Z( O3 e5 s; k
- STA Bullet_Y_Speed,X
0 T# F! p6 `2 v1 [+ ?# [ - RTS
) K5 t% n1 y+ m5 a# ~; e - / l. y/ p6 b/ {0 @2 R6 ~. y
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y. W- q! y/ i4 U, a }! H# Z! o
- CMP #$04 t* y# b8 W/ r8 r+ ^
- BCS L2_1
[9 q1 {( V+ W8 k& X - CMP #$04* W' q. I2 v+ m' J1 `) d
- BCS L2_2
- d" [4 X& ]" @3 A- t - LDA #$00
' N( y0 m5 l6 ]% R - STA Bullet_Y_Speed,X4 I5 U8 y: _. a+ w) j, b
- RTS: A0 k( ]0 t1 {9 {2 F5 g+ h
-
# `' C6 L9 i" r8 |) ^+ G9 m - L2_1:; r; S$ \; [+ p4 W; n% t6 W
- LDA Bullet_Type,X
' H! m. ?7 ?) h9 d$ s2 G - AND #$0F
2 v1 p2 f9 d/ u! P- W e) A - TAY+ t9 G7 Z3 ~; d! V7 e6 m4 u7 b8 G
- LDA #$00$ Z, n) f- c5 T; z( v4 M
- SBC Bullet_Speed_Data,Y0 Y) r; N8 c! U* b7 G% s3 Y/ O
- STA Bullet_Y_Speed,X
1 l# ]& W3 v1 i - RTS
) k; [* X! J1 b; a! x. u -
# j% Q) D. N' O+ d - L2_2:8 A/ k0 O% n; G
- LSR/ b l5 e5 T! v$ y
- STA Data_buffer
4 L& ]8 q; j' F' U2 a: t" Y - LDA #$007 W+ A' D7 O5 z# |) q
- SBC Data_buffer
3 t( |' C8 e2 Q) H: f - STA Bullet_Y_Speed,X
$ d+ { D7 Q& S J* U - RTS
) V% k8 Q0 F4 X - " l3 S4 J" x$ }, \ e4 r4 r+ f
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y! A* F) f7 ?0 X8 f9 ~
- LDA #$00
$ o8 `7 x/ R6 L C0 z: F$ [ - STA Bullet_Y_Speed,X4 |0 Y6 e, U8 m ]" s% e+ Z7 }# ]% t
- RTS
9 n( G2 J9 ?0 t$ m+ @) ` -
- ]% X5 }& n9 e# M; x, r) M - Track_Enemy_X:
1 Y0 }. ?+ l: `4 B) m1 ~3 c - SEC
t% P& T4 I/ _/ t3 q5 n - LDA Bullet_X_Pos,X# h) z. g K* a4 R* V, y1 O/ `
- SBC Enemy_X_Pos,Y& M/ E ~# G# _, ?( R
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X0 H2 ]' T# k* ~
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
. ^ E& ^* R' D% K/ u - & d; h& \( r5 X5 ^1 G2 F
- Track_Enemy_X_Less: ;子弹X < 敌人X' `1 i1 K) o+ L& I5 J9 }0 |1 |
- CMP #$FC3 {% y9 `' b, T+ i3 |
- BCC L3_1& v/ z! v) C# D }7 D" W6 `! ^) p5 Q
- CMP #$FE C$ c5 V. h1 ]8 j! V
- BCC L3_2
7 b% a9 V' D8 G6 W - LDA #$00/ e$ ^% J, L* _" |+ Q" e. r
- STA Bullet_X_Speed,X
8 g# g& X0 A+ T% t - RTS
& K% n& d; M* b3 ]# C7 v; E - L3_1:
0 @2 e9 M( ]( g1 m( M) K# P! l# U - LDA Bullet_Type,X1 q+ \0 u: P9 F6 @& ?4 ?5 v! W
- AND #$0F7 i8 z; e5 m; [& h
- TAY7 X+ n* p# P R7 |
- LDA Bullet_Speed_Data,Y
5 J$ i) y* H+ A! `. f r4 D - STA Bullet_X_Speed,X
9 }% x2 a1 |6 s - RTS' f0 L+ L% \; h4 I b
- L3_2:
$ q6 R h! M0 w6 K4 i7 l# h; k - STA Data_buffer' f5 |- F3 @, f7 k# J1 h
- LDA #$00
2 i, c9 ]; z: ^6 u - STA Data_buffer
+ t' S$ @/ `1 @0 H( K# v; a - LSR
2 v# K: y# C1 P. n3 E& O - STA Bullet_X_Speed,X# ^- v7 ~- x; S0 i3 d' D
- RTS
* U, i5 \9 l$ |& ]+ P# Z9 a -
3 N/ r' h" [0 g" U! }* a - Track_Enemy_X_Greater: ;子弹X > 敌人X
+ }: A$ \- @# Y- X9 g - CMP #$04
0 Y7 [ p" h: { - BCS L4_11 O* ~9 x7 J1 T$ m
- CMP #$020 P, b9 T' ^+ G! l# g
- BCS L4_2- \$ Q5 Q4 ^3 e, H
- LDA #$00: J% p" ]5 u/ x
- STA Bullet_X_Speed,X
1 k8 [, H Q' ^' J7 \9 l+ u - RTS
* W: b+ l! F4 H( M( {; Q O -
1 y; m, a7 f* I) ~8 t) X - L4_1: : p8 i$ c9 y; T) u, Q
- LDA Bullet_Type,X; Q3 A& Y* h, l( {# Y3 p
- AND #$0F
3 A g) N o# l' `5 L) r; y - TAY
- F/ E8 D+ i' u' c! X! \ - LDA #$00; T3 ~% ^/ Q' M Z0 P4 H
- SBC Bullet_Speed_Data,Y
( j! B" p3 f1 n4 E! K5 ? - STA Bullet_X_Speed,X
3 F# L, k/ i, F* G - RTS
6 `" {/ g+ x. C" W - L4_2:
( J+ _ U) k# h5 \+ _8 @- U$ X - LSR
) N$ Y. t& c/ U% N4 U - STA Data_buffer9 ]) s$ I' }) N0 U! q
- LDA #$00# j- k5 U( q- o$ {- `
- SBC Data_buffer" ?" U% E% |6 k
- STA Bullet_X_Speed,X/ R) d7 h! y. T Q0 G$ y
- RTS J* y% @' U- E4 W2 r; R1 K
-
2 l5 }, W" _6 ` - Track_Enemy_X_Equal: ;子弹X == 敌人X0 D/ y% r3 j: d+ V" S
- LDA #$00
9 W* Q2 P! F l% k - STA Bullet_X_Speed,X
9 Y7 B# z1 i2 {" U! T& Q0 \ - RTS- e1 b# i! q0 L- |; j {
-
* m/ A. C% x' O1 Q. x - Bullet_Speed_Data:. m7 a+ J& y# {' J* M$ F( ?
- .DB $00,$03,$03,$02,$03,$03
* ]+ f, u3 E' n* @0 D& r0 U -
" ~ l+ w# R3 y3 V9 s5 l - ;2, 4关
5 I1 {9 s. r2 v* ^ - Track_Enemy_Ex:0 u/ D' c: U2 ^7 w4 C2 Q( k
- LDX #$0F& C* ^7 S6 d; l& f5 d, e
- Track_Enemy_Ex_Begin:
5 d# J: S+ \, T2 L7 H - ; L. ], N: r% c! C% J
- LDA Bullet_State,X1 R n, C2 ~! T
- CMP #$01
1 `+ @; q) w, M) A/ m* {; [5 t$ W - BNE Track_Enemy_Ex_Continue# g6 P: |/ c6 T# A3 a6 e
-
9 b# f! R8 U5 ?$ d+ i( J& l, x - LDA Track_Enemy_Index,X
, l* o k) r8 ?: [! x" P - CMP Enemy_Index: A p9 x- J) x; P" ?7 @6 k
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标4 g+ c& A4 ?' s5 j# E; M( z
-
5 [0 v |* X" |. } - LDY Enemy_Index
d# f: _2 I9 ?$ ~/ m - JSR Track_Enemy_Ex_X) U/ O. c" t( e4 K
-
, J8 w1 c% ?7 Y( W4 l0 M* F8 [ - Track_Enemy_Ex_Continue:) a- R( s# [7 G2 B S
- DEX; |8 n( E+ v ?! P
- BPL Track_Enemy_Ex_Begin
" u T+ V C* {" g2 @ - Track_Enemy_Ex_End:
2 I1 o$ X8 a& N/ V; U, s n - RTS1 _0 ^6 D* a, D, u- y8 x
- + W- ~) w: V; o! j8 `! D( C: W7 E
- Track_Enemy_Ex_X:
' C) K/ p9 e: d& }# Z( H - ;LDA Bullet_Z_Pos,X! V* h' }& D) o l; R
- ;CMP #$040 h% Z" f/ u: F# i: g6 W
- ;BCC Track_Enemy_Ex_X_End$ J1 X& d% @% n+ T) F/ R) S, J
- SEC; d+ A6 C) ` p5 [
- LDA Bullet_X_Pos,X; x6 }/ H4 L- L: n+ Q) G/ C
- SBC Enemy_X_Pos,Y
2 p; k, g. q+ H8 s; m* G% G3 } - BCS Track_Enemy_Ex_X_Greater
! s1 r; z0 k0 j& a' p9 h% t -
$ f b, Y' p0 B5 T( L - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
9 L- G. w2 e+ @ - CMP #$FD
. U- q/ C: Y4 \ - BCS Track_Enemy_Ex_X_Less_End; q$ h: |$ s5 W4 a! A
- LDA $6020,X
' _9 g0 A9 u7 R - CMP #$2A; e. z6 z: ^% U9 K. J* C# _; V
- BEQ Track_Enemy_Ex_X_Less_L1' L7 G7 C- Y$ Q5 \4 C$ u
- LDA Bullet_Z_Pos,X5 Q, [. @: a3 U- p* {
- LSR
; f, O: H; P) S' ?2 @) S - TAY1 Y4 w: r) v2 [! x
- LDA Bullet_Speed_Data_Ex_R,Y+ K9 w$ ?1 K# q
- STA Bullet_X_Speed,X- N* R9 i r% R$ Q- ]- f7 o
- RTS
) o3 {8 s: N, z7 ]! I - Track_Enemy_Ex_X_Less_L1:$ c# U6 \$ F& N; t! S0 v. d
5 k8 [+ V2 n# U" b' n# i1 S- LDA Bullet_Z_Pos,X
$ [; }) }& O1 W& @7 T6 ? - LSR6 v& }) m" N- Q' W* g
- LSR
& `1 x T' g' U7 N* s - TAY1 F! ]) D' B2 F/ [5 G, r
- LDA Bullet_Speed_Data_Ex,Y0 `8 P c) ]2 o+ ^7 l
- STA Bullet_X_Speed,X
$ ~% D/ T4 Z5 c - RTS/ n7 N0 [& U0 I# V
-
6 [6 I9 M G2 S4 Q* r' G - Track_Enemy_Ex_X_Less_End:: w2 f9 b( K+ D( F! X( t
- RTS4 q& V0 H' g; Y: s0 e1 X! i/ Y
! S* Q. B; \/ \- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X; \" l& h8 }' Q E. M0 W7 N
- CMP #$03
- p" p5 S d* }! d$ E' O - BCC Track_Enemy_Ex_X_End7 x8 P, J5 r8 B; D
- LDA $6020,X5 b7 G" a' S4 f: c/ ?4 J V( E, F+ p/ m5 t
- CMP #$2A
; j# _; Y, s7 Q& y6 E- l; H! z - BEQ Track_Enemy_Ex_X_Greater_L1
/ c0 z" |) I) {5 r - LDA Bullet_Z_Pos,X; ^/ a* |2 e6 ]; }8 G
- LSR2 t7 M7 V* R: j1 w( X1 k
- TAY
" W* _* O. E6 { - LDA #$00
& Y6 k t4 ^ `" P - SEC4 _/ ?" N) Q( Z: L& E1 s$ v
- SBC Bullet_Speed_Data_Ex_R,Y
$ ~+ C4 R$ P5 G; W* ?$ T% S& N - STA Bullet_X_Speed,X
& C) f" F( @9 R( G+ Q( V1 S* U* t/ T - RTS
& e/ J# O( V( y k0 h# S2 V - # I' i% y! Q3 L. W' s# ]) `
- Track_Enemy_Ex_X_Greater_L1
( j% U) {' V2 y: J7 Q- M - LDA Bullet_Z_Pos,X
' P# D% ?# v+ X7 l2 X - LSR6 M+ f. r6 h' h) L
- LSR8 x; [: d/ S9 H1 p
- TAY
& V. p) x- t7 l) c k! c+ Y+ T9 C - LDA #$00
1 H/ w* q9 R3 ^3 ^ - SEC- h9 ~8 y+ e1 P0 e
- SBC Bullet_Speed_Data_Ex,Y
8 s. }7 m V+ G( v/ [: c, k - STA Bullet_X_Speed,X
5 A+ L$ v" u$ z( {. H - RTS
: h3 n# q' }8 [. i4 e: x% q( |3 u6 H -
; w3 d& j/ G* P/ A) A - Track_Enemy_Ex_X_End:* S3 S t# ~" i" @( J: d9 P
- RTS
$ v- ?) T2 w% Z' u% C+ v - 1 n! U$ c0 [; f1 t. w! {# u$ J2 a
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)" z+ W6 i" p$ n0 a2 d4 m) ]0 `
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
+ {1 O% k$ F) T, T& w$ }; r - Bullet_Tract_Direction:$ y. x1 m4 W7 ~. B6 _7 X
- LDA Bullet_Icon,X3 g. [6 N( ^& p# ~
- CMP #$234 V, m& j- V* G! V5 K5 B
- BCC Bullet_Tract_Direction_End3 A2 b, L1 C% s% w" s N
- " o+ o2 ]' Y" }# I
- ; X != 0# {; |9 c9 |; S( F3 m0 O+ d% j8 R
- LDA Bullet_X_Speed,X
" g+ X1 X1 [) ^( c" | - BEQ Bullet_Direction_V
9 q- t" R |: O -
% H( j8 @7 c7 O* r. q# R% { - LDA Bullet_Y_Speed,X
" S; m" Q" l: \ - BEQ Bullet_Direction_H
8 O- r. l0 e" D8 r" K* n1 \/ \ - 8 i: R/ V4 F2 X" |
- LDA Bullet_X_Speed,X
7 U9 l4 r% B4 l1 M - BPL Bullet_Tract_Direction_Right
% ]# W# h H. u0 s; l" I S: A0 e# f! V - Bullet_Tract_Direction_Left:
2 d; ]% P1 X% f5 O! y - LDA Bullet_Y_Speed,X
; z H1 s& I& R: n8 `$ A - BMI Bullet_Direction_Left_Top n# Q+ _; y1 Z) V0 e1 f6 r7 }
- BPL Bullet_Direction_Left_Down' p: _9 N+ J+ {/ }
- Bullet_Tract_Direction_Right:
# |+ W/ f0 f8 T. V- y% t H, k - LDA Bullet_Y_Speed,X
2 X9 e6 f2 X( S2 q" l( `6 A5 Z - BMI Bullet_Direction_Right_Top; g$ {: S4 r0 `- I
- BPL Bullet_Direction_Right_Down5 u6 `* Y! D; v/ c% G M
- Bullet_Tract_Direction_End:% [3 e) F* L" C6 \* A
- RTS9 M" }% `' [4 V4 }2 @4 F( N8 f
- ' }0 s$ |3 D! ]9 B6 }! Q
- Bullet_Direction_Left_Top:9 M4 f9 O/ W2 \% C
- LDA #$25
8 q# i# a8 n3 P7 s, N# D - STA Bullet_Icon,X0 A* L, X4 x3 x N0 @: `; c
- LDA #$C0
1 Z) \2 `% ?/ c, r4 {5 }5 n4 H1 U - STA Bullet_Direction,X6 s: m( ~# L" {/ }6 W( f
- RTS
; a" _2 @) v" Y; O9 v - 9 |: ?4 U: m: O$ A9 a+ U
- Bullet_Direction_Left_Down:5 o X G& ~% j5 |0 q/ E6 }7 N# Z
- LDA #$25
& h5 |+ a* G! ]0 c+ H - STA Bullet_Icon,X
4 j6 V3 R8 W6 e! \9 Y; h( ~ W0 a - LDA #$40. \+ h# l) n Q2 P$ }. ~3 J$ y
- STA Bullet_Direction,X% o" ?, _6 |9 S( w: ]
- RTS
6 F) c( _4 t6 y7 y" ? - / ?9 b+ O9 b2 p+ h( v
- Bullet_Direction_Right_Top:
. i# s) b" o& f7 O! z Y - LDA #$25
! p+ R! g H. t/ _* f9 D a$ w$ e - STA Bullet_Icon,X
( Q- K0 R& c t% | C$ t - LDA #$80+ q( w/ v, ~+ ~8 A1 Q2 x
- STA Bullet_Direction,X
; S& [% h! |. Z1 `, J+ j- \% I - RTS
3 J' k1 C: l/ u1 }6 J/ {2 ?+ Y# y8 E
; @7 \0 c* M, G q$ W- d- Bullet_Direction_Right_Down:- {( {6 f* S* L4 Z H
- LDA #$25+ | H5 e' N, c6 n/ h+ b
- STA Bullet_Icon,X( N/ ~/ P% x; }: X+ S' ]4 Z
- LDA #$00
* {7 @0 }8 z( B8 f' [( l - STA Bullet_Direction,X3 V7 b3 h/ ?- d# N" m* `( y
- RTS" t9 I# A d, j7 z# V1 w9 M
2 }' O% ]2 [2 s+ f) Y, m, @- Bullet_Direction_H:
. c* u3 E% N; B$ U/ L" ^ - LDA #$247 \' D0 h& B q) i# z$ n
- STA Bullet_Icon,X
. K' B5 i- u: b( R$ j - LDA #$00
& e8 @: U# y) a7 I" k9 c4 F - STA Bullet_Direction,X
( I- a" C' r# w8 r7 M$ Z7 \ - RTS
# U& x5 l8 N1 d, w5 n1 f
$ S6 z+ W& H" g" I2 N- Bullet_Direction_V:
9 a: G9 X) Y* o8 q o X/ H9 E) M - LDA #$23
' D0 e" a5 ?! W. k8 q( D. R - STA Bullet_Icon,X4 z! P) I) t2 E( A% \/ K! _
- LDA #$00
: `) D8 g* O0 j" e3 J0 R - STA Bullet_Direction,X3 n" j; c: B$ ^$ n4 ~. [( M* s' k
- RTS
4 w( _: v/ g- v) v7 Y8 s# @9 i - ! |! U4 |8 B) r8 g
- Bullet_Speed_Data_Ex:
1 S# N1 G2 n' i - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04 {& |3 \5 W/ i) o$ k
- + p" e- N# U( T1 p& i
- Bullet_Speed_Data_Ex_R:
/ v* M* z3 K% M, q" j% D' _ - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
7 @) q3 G1 Q7 l0 s( M# P -
复制代码 . o% s' L2 G. K/ ?8 `+ x `
: q j1 @7 ~: I9 ? |
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
|