|
|
[FC][魂斗罗][J][追踪弹]
% ^6 n6 c, ~4 P. S% c `% z1 V/ y+ Z- ]! n0 @/ V5 m+ H1 \
时间:2023.04.30 W( x% V# c4 B6 D F( O' Z. ?
作者:FlameCyclone
7 l) h! i; t/ _+ w内容:. b" k1 ^! B: R$ ~
1. 所有子弹追踪敌人
4 P$ H2 R" Y7 w+ P m+ D) c8 g/ ` 2. 选择键切换武器
+ ?3 T7 h5 O' S" V2 O 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' o; O- i# d/ h9 j% B* e
9 c- j9 K! _: c% g9 r' Q
flamecyclone.ys168.com
/ G1 x2 t( W7 C$ F* h. f3 e # \9 h: ?5 }$ g8 _( f/ V
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁6 y% `: Z( Y$ s8 J7 a2 `" H
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
9 O1 j( M6 d( m1 u+ ] - 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)
5 e8 a- k2 E' i. G! R2 J - 2 F l8 c9 J2 u4 S0 D& g7 O
- ;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)" M. s0 ~1 ]: t( ~
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
* b0 [* i. x: ?) c) y - $ b% `/ ^, \3 _5 P
- Track_Enemy_Index = $60003 y& {3 U( m0 o4 T7 t8 L9 }
- Enemy_Index_Begin = $60109 ^$ N8 ^" s! \0 K( p8 U
- Enemy_Index_End = $6011
" r- \8 w4 q. [7 s5 R
& T$ }" h* O; n2 g# c6 e- Z- Loop_Index_I = $6012: c! \; m$ j& b$ Z1 o- u
- Loop_Index_J = $6013; w, A. t8 U' P! T" {$ ?
- nEnemyIndex = $6014
6 n' f3 q, E( M0 ]1 Q5 v% [# x - Data_buffer = $6015
" j( m$ H! k+ \4 r: \* J
. q2 Q4 i* V# G9 r" _: l$ W! a- Bullet_Y_Pos = $03B8 ;子弹垂直坐标( q0 }$ B8 a$ g2 I8 A
- Bullet_X_Pos = $03C8 ;子弹水平坐标
3 ?" Q' d5 Z4 N9 y. g' a8 z - Bullet_Y_Speed = $03F8 ;子弹垂直速度' B( Z/ P3 E& I* N$ r
- Bullet_X_Speed = $0408 ;子弹水平速度5 G _- I r* f: i
- Bullet_Z_Pos = $0418 ;子弹Z坐标. o& z6 R* d- Q0 K: U: G8 ]# q% e, y
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
3 G0 d, l% q9 m& E: O
" o5 U0 f4 L( G- 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
+ o+ d5 F, i" y' Y( {, I( h - Enemy_Blood = $0598 ;敌人血量
. p/ O; U( F! | - Enemy_Type_Addr = $0528 ;敌人类型; q2 Z/ k8 G! h. P2 G5 ~
- Enemy_Blood_Addr = $0578 ;敌人血量
! l: ~ `. z2 |, m8 B* c" z - Enemy_Y_Pos = $0324 ;敌人垂直坐标
) Y! i5 l" [' y: y - Enemy_X_Pos = $033E ;敌人水平坐标
f. {0 c# i: f0 D - Enemy_Y_Speed = $04E8 ;敌人垂直速度. n$ q" \7 w, h6 \: y8 C& i& C
- 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 S7 Z( Y9 p6 d: @) s5 @- y6 Q - # P4 C" i8 i. b5 J/ B% Z
- Enemy_Index = $83 ;
7 D; \( N w$ l! b - Time_Count = $1A+ ^7 {" d3 C6 K( `: @7 H- T
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
. M4 e S# J1 B2 @% y; O! ` - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
8 d. D. G( L. R- q* \# k- I: K/ ^ - 1 G! l2 ~' x" W6 X0 t* f
# B( e" K" b+ i0 N g' N6 a- .ORG $6100
3 E5 y. ^2 F# u" a) ` - Process_Begin:/ ?3 h% t5 ~7 N+ Y; H5 k
- JSR Enemy_Check. B3 E! g& C. M$ g
- JSR Track_Enemy_Check# z) `: g$ e) r* b0 m" [: ^: y) w
- Process_End:- J1 M) K4 y" {" A
- JMP $E54F, l7 ]3 x# Y7 t$ m& J O6 E
* ?0 v! k/ L; _; `" V. h# T; K- Enemy_Check:
& [$ t- }( O. G6 ^; u$ l - LDA Time_Count
2 I9 F6 K" e1 Q- t' @* F - AND #Track_Bullet_Speed) Z4 z! h6 f) d. s2 a1 i6 B! v) N
- CMP #Track_Bullet_Speed# Q0 w& J# F& |- w6 f2 J0 C
- BNE Enemy_Check_End* B/ [7 ~" S( o: R7 U( O& P2 X2 T* z
- LDX #$0F
9 [- n. m/ i7 a1 F) a6 h4 s' O+ |1 K - Enemy_Check_Begin:
$ B/ f$ v' U+ B - LDA Enemy_State,X- X" L6 R" W: z+ y" e; k
- BEQ Enemy_Check_Continue! x* b: D& R/ h2 I
- STX Enemy_Index, p& K2 g# q" `
- JSR Find_Begin_Enemy" ]: j& z) f3 F# X$ ]
- JSR Find_End_Enemy
) f5 M$ I% ^1 |$ e9 m! O2 J - JSR Bullet_Track
$ Q5 a( [- h9 c' U -
! r0 G9 C3 w! F: L8 M - LDX Enemy_Index# i4 V, J# I; c; l0 q* S
- Enemy_Check_Continue:
. u4 b9 Q6 f+ n3 ?* M- N - DEX9 @) V) m% R' ?) O$ j/ ~' a; q
- BPL Enemy_Check_Begin
. I; V6 q0 R2 [( G - Enemy_Check_End:
8 p: h" f# }; m. w& I' x7 s. J - RTS8 b7 j5 e- } K( G: |: y: h! c
-
5 K+ T) k1 n) A" D E/ N7 L" K - Track_Enemy_Check:, a: v. W7 H# M$ H
- LDA Time_Count
% M' k/ H" y7 R - AND #Track_Enemy_Speed" Q9 {* C: C g
- CMP #Track_Enemy_Speed0 I; E, \# ~% y& A: f; f* J- s6 F4 @
- BNE Track_Enemy_Check_End
( d! B. R6 @, h% o& K% Q, D - LDX #$0F( ` }: D5 o4 s/ u
- Track_Enemy_Check_Begin:
% g- `& G S* s0 c& ` - LDA Enemy_State,X
$ H! W2 w/ [+ N( s - BEQ Track_Enemy_Check_Continue- }2 N ]# W! x* a5 f
- STX Enemy_Index/ k; P& |$ W2 N9 ^- M
- 4 D( T9 T8 r) R6 e8 e
- LDA $40& t% R; R1 S2 D; Z5 ~ A
- LSR
- E9 ^' ]6 S: K - BCC Track_Enemy_Check_Begin_L1! R0 w) K! {# H
- * J4 H: V) y) I+ i1 g5 S
- JSR Track_Enemy_Ex ;2, 4
3 d) f7 R4 z" }! n; r5 j" {( d: _& C - LDA #$00
8 W" p. X: C! U) |4 S8 Z, J$ F - BEQ Track_Enemy_Check_Begin_L2) {, V3 F- E# [) Z; x) C
-
. G$ v: a/ m5 Y* ]) r! U( [9 X - Track_Enemy_Check_Begin_L1:# z, }& u) W6 b1 |; c9 a$ ?
-
4 L2 L q; F5 E# s - JSR Track_Enemy. h7 O$ L' x: T! M) O) |
( u2 j+ N) |6 J8 W- Track_Enemy_Check_Begin_L2:5 t- c5 G5 W: E4 i
- , P5 Q3 g# P& H: H" i, Z
- LDX Enemy_Index0 [* L4 |2 I6 J% m! g6 P& H9 Y `+ F
- Track_Enemy_Check_Continue:5 ]* P! A1 J1 v1 ?
- DEX
3 g/ _5 V% |/ }( R* @- s0 S) t3 K - BPL Track_Enemy_Check_Begin& Q% P6 w% a# F! e) i
- Track_Enemy_Check_End:% k. a" f9 \$ }% L0 c- w: B
- RTS8 ]7 ?! w8 |% R4 t+ x
* V" v& q, ~. B, O$ a+ q
, C! u0 h! g" i7 d- ^7 v- ;查找第一个敌人. X2 ?3 B$ V( m# D& D. G
- Find_Begin_Enemy:
& C5 l9 d7 ?# b- S$ T - LDX #$00
0 P7 e, \8 W3 d2 ^! a8 J& @* q - Find_Begin_Enemy_Check:5 T- Q7 _: S1 o$ t
- LDA Enemy_State,X
! q- f! H" s3 ?7 ?5 N ? - BEQ Find_Begin_Enemy_Check_Continue
( I+ F+ Y; w8 H - LDA Enemy_Blood,X' ?* B7 F% w( E. z/ x' U6 ]& g
- BMI Find_Begin_Enemy_Check_Continue. r6 m" }7 Q' P( Q. d5 y
- BNE Find_Begin_Enemy_End
% J s4 w) p0 G! D - + o4 d3 r- J' H
- Find_Begin_Enemy_Check_Continue:
/ g/ R% z5 i+ ^% F' M1 Q - INX
5 z" W! X# B1 g9 J- W& M$ F - CPX #$105 r, Q* M- R" v( \6 D1 L0 @9 e# I
- BCC Find_Begin_Enemy_Check4 f4 [! H9 [( U2 _
- Find_Begin_Enemy_End:
8 M1 J1 d" @% w' w# }; O, U/ M. F+ K - STX Enemy_Index_Begin
5 o* E1 N3 I- h - RTS( ^) q6 O8 B% Y! ]6 Z
7 H% a: ]. Z n' ?* |/ W$ m5 ], O* Y7 R S- ;查找最后一个敌人, p0 Z7 t' v+ T" }
- Find_End_Enemy:
) g# g* G# @% m4 U" O3 s) L: B - LDX #$0F
4 Q7 d4 {# u" }% ~7 q; t' A& R - Find_End_Enemy_Check:- e) R) |- T4 n! H
- LDA Enemy_State,X
2 K% Q& D' e; f8 `8 |; k - BEQ Find_End_Enemy_Check_Continue) N+ n# _0 i; t+ @( j& Q
- LDA Enemy_Blood,X/ ], ?1 d# T" ^4 Q/ s
- BMI Find_End_Enemy_Check_Continue9 q' ^' ?+ G& e: q! q# t2 _
- BNE Find_End_Enemy_End' c( M) {5 I$ Q1 x6 E' D
- + F0 _8 Q9 h2 L- {) D6 Q
- Find_End_Enemy_Check_Continue:
' F& c2 I% B, I8 [ G# S) ^ - DEX
# {0 w0 @0 y, R' e- ^( L - BPL Find_End_Enemy_Check1 m( ]; n9 G5 V9 U$ k9 d3 y
- Find_End_Enemy_End:
+ v( M$ e9 \) k; n) w5 n - STX Enemy_Index_End
, F: a I3 }- Z; a$ l7 }8 p' r! G* ^ - RTS
; G1 z$ }) z6 j0 K3 N' n - 9 L% W7 F$ e6 ?9 I# ]
- ;子弹追踪. q' Y. T9 ?3 q- a8 }
- Bullet_Track:# B# u' b2 L; [* s
- LDA Enemy_Index_Begin, h: o) p3 E9 h, r+ L
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
. J+ c3 _8 ?) f7 ? - LDX #$00 ; g1 W: d" q5 B' F6 I( e
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
$ M# S7 U6 Z3 Y/ G( e4 {% W - LDA Bullet_State,X" F4 [( n5 P! Q
- BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;' I3 N) ?9 v. N0 D& ?$ I! Y! ~5 v
- STX Loop_Index_I N, `$ T; G) J( u
-
/ J$ S. {9 G: N0 Y - JSR Bullet_Track_Enemy
+ U( B/ q8 S" ^/ Q: y( z0 f) d - JSR Bullet_Tract_Direction+ R6 a8 N+ g Q
-
1 A% w7 }/ L3 A- Y) |$ M' f - ;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8 v5 h9 O# Y* F2 [, `$ f8 B
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;- o) p# w5 i$ \7 `
- LDA nEnemyIndex
$ b; j# F" W0 Y8 H - CMP Enemy_Index_End0 \; ]4 W1 ? d- G; B
- BEQ Bullet_Track_Check_Continue
: m1 j% G6 [6 v8 d+ P1 @ - BCC Bullet_Track_Check_Continue
' j/ g% K1 a' G* K+ M3 w0 \; q - LDA Enemy_Index_Begin, b9 Y3 A V2 E3 ~2 c. I: }
- STA nEnemyIndex
. M2 U# @4 w( `0 ?0 O -
5 |7 {; _ t; O+ y& f) w - Bullet_Track_Check_Continue:
9 y3 f- |6 U% A1 K8 A- J7 z2 J - LDX Loop_Index_I
* _, t5 j; l$ x: k4 H - Bullet_Track_Check_End:$ J2 q( d2 B& k6 Y1 }& k
- INX
* y0 K, W) I) S' ~9 I5 h5 M - CPX #$108 f* A/ l3 r! g1 p& S
- BCC Bullet_Track_Check
3 q# ^ o) N- V% [5 t- w( y - Bullet_Track_End:# ]4 M& ~( o4 O$ J9 l0 b x
- RTS
0 u7 H6 v% B# s# S -
! \8 h2 e3 ~/ w! Z. M) G4 R( { - ;给敌人分配子弹
! y7 k4 e, \* y3 \ - Bullet_Track_Enemy:7 K8 b: Z( J* C
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++) ^8 r) \( q8 o
- Bullet_Track_Enemy_Check:/ X4 W! w' f, C, F
- STX Loop_Index_J
% ^0 O$ `( U m" B - ! j4 m7 h6 l; B* z- Q8 c; C# H
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
$ Q, ^2 J8 X `6 { - LDA Enemy_State,X) E x2 D! N5 ?: q+ \. J( t6 u
- BEQ Bullet_Track_Enemy_Check_Continue' |& P1 C& j9 ^% [
- LDA Enemy_Blood,X
- B: S* v& o- ^; \ - BMI Bullet_Track_Enemy_Check_Continue8 h- E1 Y" {+ q5 B
- ' j+ b/ e/ W; g C _% a s
- LDX Loop_Index_I) j( l8 t, d% D3 i/ y$ ?( P/ L2 J
- LDA Track_Enemy_Index,X
6 e8 @" o# `5 o$ p: s" M) @$ t9 m* _ - CMP #$FF; N$ [- w7 T Q% F0 d' |
- BEQ Bullet_Track_Enemy_Init
" N; `2 E8 z1 x. w/ k0 I, I9 o/ ^ -
, P/ i1 A' V% P! S' t; B - Bullet_Track_Enemy_Init:9 I# o& o9 H) r* P: {
- LDA Loop_Index_J
% W6 U$ l! O1 c - STA Track_Enemy_Index,X ;nTrack[i] = j;
6 m( S- P) h7 } - 3 } T% u. J) A7 T) k9 B. e
- STA nEnemyIndex
+ N: o6 O8 B7 v u: v9 r- z+ Q - INC nEnemyIndex ;nEnemyIndex = j + 1;' b ~9 D* u0 y, [" c) r0 ^
- RTS ;break;
5 B, V, X) w2 y6 } - , e' [/ S8 r: C. H
- Bullet_Track_Enemy_Check_Continue:3 ?" `! Q* D% p3 [* a
- LDX Loop_Index_J
- k5 w5 m, h7 a0 c3 n6 o - INX ;j++
6 U" B }. T5 ^ - CPX Enemy_Index_End
# C! h5 e" H( Y$ f2 x0 W - BEQ Bullet_Track_Enemy_Check
: h- Z% O- B1 E - BCC Bullet_Track_Enemy_Check) w3 }. I* K& c: A9 M; |
- Bullet_Track_Enemy_End:
6 Z# v* Y2 q4 j* J$ G8 d - RTS! ]; S8 T( t. W- [" C
- ; T3 g6 h& M& B
- Track_Enemy:
# C! [' k: p* i# N - LDX #$0F( q' C$ [5 z& B* H& e' g7 L9 }
- Track_Enemy_Begin: d7 P; x, |$ y
- LDA Bullet_Icon,X
8 P: G; t7 |: a; M9 P. @/ U - BEQ Track_Enemy_Continue
7 E" ?* |5 v/ C( M* U" O0 L - LDA Bullet_State,X
+ x# D& j" @2 C" c U D - CMP #$01
" A x& N4 @8 S - BNE Track_Enemy_Continue
9 i0 X7 ]* K }5 W3 T" o - . Y# B4 F: Q- Y3 X0 ]9 ^' V( d
- JSR Track_Enemy_Process
* x7 c! U4 p% ^5 H) f1 |) C! U - ) y/ o, a0 J, l: p+ E8 r
- Track_Enemy_Continue:
) j( k k# r4 q7 J2 t - DEX
$ k2 l( k3 n* ] - BPL Track_Enemy_Begin0 {) `$ c! q, d% u, u+ V
- RTS s' H" M6 Y+ o$ P
- * E1 C$ r% D6 }% G* |! x% Y: W2 n
- ;普通关卡
5 k3 x- R# C! q. ?5 u8 s - Track_Enemy_Process:3 _+ l3 L C& L! `. ?
- LDA Track_Enemy_Index,X$ ^( }, U5 l9 t- U
- CMP Enemy_Index+ M' T# n8 [( Y: C: _2 r
- BNE Track_Enemy_End, U u. l4 g; W8 Q( P: ]5 g
- LDY Enemy_Index3 C: S- H: l( U4 ~
- JSR Track_Enemy_Y
( K# ^# N: K0 T4 N- h - LDY Enemy_Index% i+ ]% j# K0 l4 K1 L+ d: M
- JSR Track_Enemy_X
8 I* X3 u s+ l3 g) o# \# m- | - Track_Enemy_End:# W! u. }2 d; w7 N4 y4 N6 Y
- RTS
: p' x2 u- ~' a - + \! T2 n) a7 x8 |
- Track_Enemy_Y:
; V4 X) r5 ~+ x2 L - SEC
$ A3 l% `) [) K4 m z - LDA Bullet_Y_Pos,X
1 G `' @# r$ |* X& w - SBC Enemy_Y_Pos,Y5 B5 t2 L. ], _1 b( @ M
- BEQ Track_Enemy_Y_Equal
. ?! g; s1 _$ \2 ]. {2 V0 u8 | - BCS Track_Enemy_Y_Greater9 @, Z* {7 l0 W
- 6 B1 `: H* V+ f0 g' E4 I! s
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y$ ~. M" i+ f7 d* ^ N) t
- CMP #$FC8 l& q! U/ `6 h8 ]; Y, z, g. L
- BCC L1_1. B; p: b9 Y5 z) Y/ `
- CMP #$FE
" ]2 w' w4 @$ g7 }! { - BCC L1_2
+ t _1 v1 d% H9 W, p" ~ - LDA #$002 R/ M+ c+ Q4 m4 ]2 h
- STA Bullet_Y_Speed,X
/ h# [8 w; |6 \. N9 R; n" G% E - RTS
3 k" R; g7 G$ k) `, s - L1_1: # g' w1 X0 V' p0 V
- LDA Bullet_Type,X' ?) e8 g! q- [- K' U+ Z
- AND #$0F, C3 Y) p+ G& O! i7 a3 [9 L$ p
- TAY
, j. S( U; u" U6 _1 Z - LDA Bullet_Speed_Data,Y
& J- _" L1 m; @/ I" U5 N6 g1 N - STA Bullet_Y_Speed,X( x& X3 t4 C% E; \
- RTS: \4 @' y" C- c( Z, P
- / R& s# t0 a4 f8 L4 R, V
- L1_2:
, g. g( G8 O- o) L9 |$ g - STA Data_buffer: `/ O. N/ {9 D
- LDA #$00; x+ X6 }/ B3 F( n
- STA Data_buffer2 P+ }6 s- c9 ^) n2 K% F1 L
- LSR
$ F) f1 N" S# D( O - STA Bullet_Y_Speed,X
7 l( q( e1 \4 s5 G8 v9 y0 }9 T - RTS$ y: p5 w! k9 T$ w( X
, W- B& ]5 r0 Y* i( M7 A: t- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y5 h9 R, w6 D7 U! k
- CMP #$04
0 e0 x3 c5 s" _ O - BCS L2_1
4 o9 O# h/ N8 r' S1 Y+ Q- r5 Y, t( q - CMP #$04
4 `* [' p* ]. c2 I5 t - BCS L2_2! d, o/ b* Y/ R& D% p
- LDA #$00
( U1 }( u; v7 x* W; ~# s5 G5 l& e5 r, B - STA Bullet_Y_Speed,X
; }# m- C8 A9 Z+ M, v - RTS1 l0 M3 \6 c# g# a: S$ `
-
7 {% P! m4 D: n/ r - L2_1:
& @; v* [1 H! P5 m, {: Y - LDA Bullet_Type,X
* X# @( ]3 g3 N3 Q2 r - AND #$0F
9 i" L p; s. N, k) |/ h$ ]( ?+ ` - TAY
0 W/ [* F( e' ^6 p( z* { - LDA #$00$ n$ d3 }* ]6 {+ b
- SBC Bullet_Speed_Data,Y
4 |2 V0 I) u% \6 Y6 ] - STA Bullet_Y_Speed,X
7 x$ M$ }) f: E$ ` - RTS
, ^. {1 x1 d9 Q' H9 e -
# ]3 e! U: N( a, _ - L2_2:
( _, L% P& j, l& e+ L! q+ _3 \ - LSR' v; U4 e6 o3 W/ |8 K6 l
- STA Data_buffer7 j" V/ @4 k, ^7 F5 B+ L* @5 D8 y' @
- LDA #$001 C U I3 r5 w& H' C* `, Y- |, j
- SBC Data_buffer# B" J2 c$ v9 U9 d( m
- STA Bullet_Y_Speed,X1 S" x' O0 E* Y
- RTS# K% B y7 ~/ N
-
) A0 P6 q# h: W' e" Y; g a8 O - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y! g; @$ p! O1 }# z1 z& s0 {2 y
- LDA #$00
/ `! t8 a1 n5 b - STA Bullet_Y_Speed,X
5 n0 f! S7 s! n3 C+ k2 L - RTS7 @- \& }* M' q0 ^/ b; J7 G7 S0 `, m
-
i7 s0 {% ^7 K+ d8 o8 l# ]' x1 m2 b$ S - Track_Enemy_X:3 I) T; `! V# p4 P' H) D
- SEC% P' c0 n" I5 u! O9 C
- LDA Bullet_X_Pos,X- g9 w$ K( p% C' R" J1 W
- SBC Enemy_X_Pos,Y/ |5 V4 ]2 O$ v
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X9 ^3 S7 n1 T- i0 M- j
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
$ g- g& V" L6 l: P3 A$ J- y, p - # B+ O# `# U3 c
- Track_Enemy_X_Less: ;子弹X < 敌人X' \# i( s% H: }7 o
- CMP #$FC
' Q- I1 O. a. d2 `6 a - BCC L3_1 D- P( a: P" a$ A& h: x3 j/ e
- CMP #$FE& S+ L9 f; p- ~! e M9 _, v& D
- BCC L3_2
6 B2 t# l/ ]! N) y; p - LDA #$009 N, l& b$ D8 M# ]9 B
- STA Bullet_X_Speed,X- F: @: |' O# O# j- o4 W6 x2 J4 F' z( R
- RTS
, D% v" [1 k& X) }8 E1 Z" F7 d - L3_1: T) A) N6 W1 [! h8 |0 _
- LDA Bullet_Type,X( J# s; W( ^% D! f" o2 z, R2 b0 l
- AND #$0F2 X6 l" {2 b( P- J6 d7 u ~, i
- TAY
9 F# h2 N$ m2 y7 x' z. Q - LDA Bullet_Speed_Data,Y6 t/ ?# R4 k0 z( D
- STA Bullet_X_Speed,X8 C& }+ s9 T- `$ m [- x
- RTS. `. m9 Q# V. t4 B9 c
- L3_2: 5 Q. C: ?" |6 P6 _- }0 X
- STA Data_buffer- g9 l' C9 x f
- LDA #$00# N3 b' z! ^/ D" t3 g" B
- STA Data_buffer0 L# z9 g' ?, A2 f: D( X
- LSR# L" I# M% P7 J/ a# X# U6 [& ]* F
- STA Bullet_X_Speed,X/ D+ t. m Q$ j2 {5 N/ |1 o1 y
- RTS
M5 J5 o5 g+ s -
( b' @0 `; {9 F; M# |- v* m - Track_Enemy_X_Greater: ;子弹X > 敌人X
9 R1 S9 C& g9 y3 @3 } - CMP #$04
" b8 d) w' c5 p$ u - BCS L4_1' L" m; `" g& D& V/ T. v
- CMP #$02) U& Q$ `- ^7 X+ B
- BCS L4_2
0 C$ h; {( q! T8 |% t; E - LDA #$001 Q, S& E7 N( F0 H4 t6 ~
- STA Bullet_X_Speed,X' |/ Y v0 ~7 ?5 Z4 _+ p8 ]9 N% [3 y
- RTS
' v7 ?/ h6 W4 i- D! @2 e) k - ! |" G) Y+ s# U4 |' x# a
- L4_1: ( ~3 N- j# @! H9 C# E
- LDA Bullet_Type,X2 n( Q+ ^- }& ?! W# Z7 J! i
- AND #$0F
+ r4 w2 G3 S" M) h- Q - TAY5 r8 O; L' Z6 P4 t s- ~
- LDA #$00: L. r- t0 ~- q* W# {% N- o) d$ o
- SBC Bullet_Speed_Data,Y
0 }1 N0 k* K6 \" c0 U - STA Bullet_X_Speed,X& E: Z M2 b5 }$ n9 @: }/ x& A2 P- U0 [
- RTS# w. q3 D; m2 e
- L4_2:
$ l+ n1 { \- M4 r9 _* J; U2 m - LSR7 ~0 w5 w6 ?1 C% o
- STA Data_buffer- |9 Z5 K2 u5 ~* T, @* U
- LDA #$00: h5 w1 d9 b9 n, f% Y
- SBC Data_buffer! u7 \4 v; D+ F- V* D8 J5 F% |
- STA Bullet_X_Speed,X
8 i& B- E2 ?4 J2 x( \4 A$ t - RTS
: j. m# L' b) t3 a5 t# [: ~$ X& p& z - 6 y0 I$ e' x) f# H* ]* O+ n% r/ M
- Track_Enemy_X_Equal: ;子弹X == 敌人X0 ]8 e/ n; S3 A7 c g3 H
- LDA #$008 G, Y5 H% [% S3 \ Q. L
- STA Bullet_X_Speed,X$ J6 Y. p* s8 {, o' q* V
- RTS! \2 A! \, [* V
- 9 \9 v; U1 W% I/ [2 c% E
- Bullet_Speed_Data:; D1 m& c8 t8 S* } B: B9 n1 f1 L( Z2 H
- .DB $00,$03,$03,$02,$03,$03
3 f. }) R& W3 a; C: s. r - 5 l% n M$ |6 J- H, o
- ;2, 4关
, C+ c0 N6 s+ y5 o. ]! m - Track_Enemy_Ex:
0 N; j9 e' B' W9 y5 l" f) { B+ | - LDX #$0F
; R2 D4 K/ U& ~6 n# @ - Track_Enemy_Ex_Begin:
( |9 l$ z5 I. ]2 B
2 o3 y0 _2 A7 @$ W4 v- LDA Bullet_State,X- Q2 Q7 D4 \+ ?
- CMP #$01
. T. Q% t+ _, o - BNE Track_Enemy_Ex_Continue7 a5 t3 U) q8 Q9 d: b: x, }
- 7 F( @4 a6 r# H! N: e. a/ K, u
- LDA Track_Enemy_Index,X/ T9 r Y" u! p8 C* \7 g. V
- CMP Enemy_Index
# B6 w- M9 D- |; J8 B. S - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
, C i, q4 D& T. p! |+ O, C9 T -
5 u/ f# Z0 r0 W" M4 x* C; J" O - LDY Enemy_Index
0 u' s0 a) I- S9 K - JSR Track_Enemy_Ex_X
( z' l: n- ~: F0 I -
$ }" ^# [ G! Z) C" c8 x) e - Track_Enemy_Ex_Continue:
9 }8 z. q+ _8 h. f) p; V - DEX& H- e2 ^! l* y0 d: V4 i$ i
- BPL Track_Enemy_Ex_Begin
) V( x; O. @3 m* Y# m& n - Track_Enemy_Ex_End:/ M* r4 W' i' k! S
- RTS
3 T; Y. X$ w! `; D3 @( O- N+ b; B - + M" k- G7 Y! W
- Track_Enemy_Ex_X:
4 G4 r3 D5 z% E7 F( e - ;LDA Bullet_Z_Pos,X
7 Y. h9 Z* |( T: J" _1 y* N# v* Z - ;CMP #$048 q8 a- C; K( V. O' v
- ;BCC Track_Enemy_Ex_X_End
$ j: j9 h/ _# w2 e, F2 _. P - SEC
2 x9 P. C2 j4 t5 ? l! R0 X# ] - LDA Bullet_X_Pos,X, }$ \5 \9 \/ q3 z( d' H
- SBC Enemy_X_Pos,Y
' _' a9 l# Y9 o' N0 u - BCS Track_Enemy_Ex_X_Greater' y$ V9 l5 R L
- ) h# p9 L7 V: p3 }/ Y
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
1 l: X9 L% N/ x' U @* K0 o - CMP #$FD
; ?; S! Y5 Y- r, ^3 M - BCS Track_Enemy_Ex_X_Less_End* i& q& d! q/ G- D4 Q1 F5 t% M
- LDA $6020,X4 @ z% N2 Q) }; H# ?( d
- CMP #$2A a4 ]8 w' T5 ~) R
- BEQ Track_Enemy_Ex_X_Less_L1
# a0 _$ b3 S. |! Z$ | - LDA Bullet_Z_Pos,X
( E; L4 E$ F: z$ Y5 u* O - LSR
) b7 i) K) H+ _* P - TAY
) a( A q6 { Y! d/ ]; [2 \ - LDA Bullet_Speed_Data_Ex_R,Y; G0 ~3 ?# @- o: U: O
- STA Bullet_X_Speed,X; c* n3 f) V# m+ n5 C: s# ~
- RTS A6 t, y8 P: d! g, n( O
- Track_Enemy_Ex_X_Less_L1:
( m q. A4 m/ \0 p$ t ~- j
4 B" S5 ^9 P% A; c5 ]: ]7 J- LDA Bullet_Z_Pos,X
1 Y3 i: t+ T, l* D( R - LSR/ J7 `# J0 f% o# A" L4 G
- LSR
$ r2 @! S5 |$ s- }* f8 \ - TAY
( N f- h/ q* o& }# B- j. U1 X; y6 | - LDA Bullet_Speed_Data_Ex,Y
5 Q; b, h o$ H1 Y* y$ J - STA Bullet_X_Speed,X
4 M- h& R* I& e: B6 T0 L0 g2 u' H - RTS
* ~& v3 r/ I- ~1 K -
6 r4 X9 s( J' m0 @4 | - Track_Enemy_Ex_X_Less_End:) o& z7 M0 C: | @( Q6 j8 Q
- RTS. n6 U( V, `% z- c3 i, d: Z5 S) O
- / m: I' h: v8 O$ X
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
& B, `9 e' A9 b4 \& A% q - CMP #$03
7 d$ Z& |" g& P9 s P3 t( i* Y$ e' i - BCC Track_Enemy_Ex_X_End
' z( U3 Z2 B; n w - LDA $6020,X* u" {% Y# C _! ~; E
- CMP #$2A
6 R. C8 k6 l# Q* [1 s% u - BEQ Track_Enemy_Ex_X_Greater_L1
, m/ F1 }4 r% f( @- E& ? - LDA Bullet_Z_Pos,X# V( l, d% |4 l: f' e3 |, _
- LSR
! |, r0 m, H8 {/ e - TAY1 O% X% @, A% ] v9 l. U. _
- LDA #$001 A% w8 r. w2 b3 r, T, k- R! Z
- SEC+ C! V0 e/ Y, x! Z, w
- SBC Bullet_Speed_Data_Ex_R,Y
0 V) F( S: o3 B+ O; n- Z - STA Bullet_X_Speed,X F% R# E/ _% P& B+ ~- M
- RTS5 U# J" z$ o8 @
-
0 L/ o9 w# _+ r7 _! l$ x: p - Track_Enemy_Ex_X_Greater_L1
% g8 X$ W: f3 w - LDA Bullet_Z_Pos,X
# J8 \( t8 O% M, A0 H2 a - LSR$ j; [3 |0 N1 C$ K
- LSR
" X8 v/ l2 s8 L2 ^" \ - TAY
+ A* e/ n v' W; L3 \" z6 `' F, m - LDA #$00* j4 T* a6 t3 u, Y7 Z- h
- SEC( g. y& R2 m& {9 J
- SBC Bullet_Speed_Data_Ex,Y
0 [6 ~5 r7 ~7 U; m4 G4 i( j+ D - STA Bullet_X_Speed,X8 K7 ~" `5 E& C/ d
- RTS) D6 I a( ?0 R& W" {0 ~
-
# F3 `2 {" |# L( e# ]# h& \ - Track_Enemy_Ex_X_End:& a d5 h! g. M$ Q$ o- E! O
- RTS
8 ?3 u' @% i4 Z m9 G - 0 [! R) j: r6 J- y
- ;Bullet_Icon = $0368 ;子弹Icon 普通:1E M:1F F:22 S:1F-21 L:23(纵向)24(横向)25(右下)6 f6 T$ U, C7 p3 N* B
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
5 B* g3 ~9 A. T# @7 V - Bullet_Tract_Direction:6 q( n- w) M# j# r& C- i
- LDA Bullet_Icon,X/ H8 x% X2 f) J/ }3 @
- CMP #$239 ]; @3 H( R0 S: p6 w& U
- BCC Bullet_Tract_Direction_End0 ?8 a c6 T+ j" g4 o) X! W1 [" ^
-
) N9 j- L1 p1 V9 E, A - ; X != 0
& R: `# N1 U. O# D - LDA Bullet_X_Speed,X
) l; R* t4 U0 g, G1 d K: ] - BEQ Bullet_Direction_V
9 N6 Z. M8 ^4 J3 b) H -
1 c" o% t% \% m6 ~% Q' i - LDA Bullet_Y_Speed,X) n& @7 H. p/ J* Y9 t: g; `9 \
- BEQ Bullet_Direction_H
7 D+ \' Z; l$ b( h" q3 N1 z' N* B$ S -
. p+ y" \7 T( |6 {) j( C4 U g2 [. y+ | - LDA Bullet_X_Speed,X
/ ], x- r1 k4 K9 u! k - BPL Bullet_Tract_Direction_Right/ I% y: r3 ]; G! F* U5 T% d
- Bullet_Tract_Direction_Left:
6 m. w3 x8 c( ~2 e5 Q! |0 b, H - LDA Bullet_Y_Speed,X
0 T$ ~+ p5 ~ Q, _ - BMI Bullet_Direction_Left_Top
7 T: @% d# I2 i0 n- b- T! ?/ o/ h - BPL Bullet_Direction_Left_Down9 c* m _ n/ H/ ~! k3 V
- Bullet_Tract_Direction_Right:& `, G: z) n9 R4 `+ h
- LDA Bullet_Y_Speed,X
) E. E1 O* j- n - BMI Bullet_Direction_Right_Top
- _4 F* f) d j, P - BPL Bullet_Direction_Right_Down
9 s# B# J& M) Z - Bullet_Tract_Direction_End:
/ T, U3 D. T+ U% s5 z5 K' o - RTS0 [; y, j, A/ T7 ^
2 T8 K' f/ f1 d; X' F7 U- Bullet_Direction_Left_Top:3 n8 t. \2 s, p* L) c/ z$ ^
- LDA #$250 `) t) K. I) {3 Z q
- STA Bullet_Icon,X9 O3 w: X( x$ ^3 E# Q! [8 b# s
- LDA #$C09 ]" x/ Z2 d2 Q# D; O
- STA Bullet_Direction,X0 F Z, c5 P0 L& U$ W- v2 Y/ e
- RTS1 C8 w" i9 v8 T( l( m0 i
- 0 L6 A1 Y9 v# l/ @" T n$ b- q
- Bullet_Direction_Left_Down:
! p8 @" n. D* O6 W( B4 Y - LDA #$25
+ d- @: x7 X+ x6 A - STA Bullet_Icon,X
/ M m2 n9 F! y - LDA #$40& }9 x3 j1 i0 v4 D
- STA Bullet_Direction,X
% Q J9 z( ^0 Y( s; ]4 L - RTS \# Q! A* `+ N' C( n5 T3 y
: o/ a1 C1 R9 E. m Q( B, U) [8 ^- Bullet_Direction_Right_Top:- D! @# ~ Y' k3 v/ M9 f, D
- LDA #$25
* c: n# l, h% p3 x: p. S - STA Bullet_Icon,X$ H k5 K }) S
- LDA #$803 ^5 J9 ^# I( W$ q# G
- STA Bullet_Direction,X
4 A' F* `' d9 P* b* y: o - RTS
2 z8 i8 _6 f- J# o* [* @6 h
7 p' o! L0 d" {$ x- Bullet_Direction_Right_Down:
( h8 a, x& J4 U5 _+ l - LDA #$25
& U. O& @- y, I8 F. c. m - STA Bullet_Icon,X9 F5 ]. I, W' M) J+ P
- LDA #$00
O; z& c/ v6 E( Q {" C - STA Bullet_Direction,X- M1 L8 @' W+ q1 j* L! M
- RTS/ F7 S. z& ]' a
( l& `" X1 {6 }6 `+ z- Bullet_Direction_H:$ T; d9 L* q y
- LDA #$24
& S) x+ M/ T+ P5 L2 s6 _ - STA Bullet_Icon,X: ]0 m! i* k) i2 Y$ b# x
- LDA #$00
& o3 A! d/ F# d: ? - STA Bullet_Direction,X
& I2 T9 s% a# G; _ - RTS5 n% |' Y; s. u9 F$ l1 D, [
- 5 ?# u7 f, R: m" |5 F" f- ~3 S
- Bullet_Direction_V:
: R- c3 T5 u/ B+ z - LDA #$232 Q6 p% \3 R# A7 `
- STA Bullet_Icon,X
$ `$ [# W c) u" F - LDA #$00
- t5 e* g* j4 J3 c - STA Bullet_Direction,X
/ U# F. h! Y; H* x( N2 Q7 g5 j6 V - RTS
( y9 J- s: \5 l% v* T) d - / i. R' Z3 Z% |* m+ |- V' v
- Bullet_Speed_Data_Ex:: K: v' m4 z, ^& {# c
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$046 l3 b, y5 S! m9 ~& Y# _$ `
-
! C5 g d) b) D1 b8 t - Bullet_Speed_Data_Ex_R:
$ D* ?- w: T; g: b - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$085 r z/ p- b9 A( o( n: w, p: q
-
复制代码 + y, o! M' }4 {( t
, O- D8 m' Y; u2 u |
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
|