|
|
[FC][魂斗罗][J][追踪弹]
' U" G- o0 b+ ]5 q5 H8 J8 V0 I3 E& c- w( L/ q# G7 S5 I- q
时间:2023.04.305 p/ n2 U7 p- I3 [2 H
作者:FlameCyclone
0 x' i- l4 p' T3 a; E7 h2 v内容:
& R& _7 g% A; ~3 U$ A3 b7 q) B 1. 所有子弹追踪敌人
2 J5 `; r3 B- ]/ W {) t 2. 选择键切换武器
+ k2 d9 F* b( 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
. \9 o& P w: V& w7 G
# }: f, h, }1 h( u \flamecyclone.ys168.com
0 u! x/ `& |; Y( }) ]& d' u: C1 \, P2 g
2 r, X, p# m1 ~+ m- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
" s( C, H, g) e3 _+ \4 X - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L4 p, l, z; X& k) z# P6 L) @$ 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)
/ g8 ?; H+ ^! F9 b7 q+ x4 b2 _2 { - 7 k, R& W; p/ a i
- ;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 |) n& v Q+ l
- Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上! I9 g. a7 l" {
0 J6 i. X) s7 U& z+ C& ]- Track_Enemy_Index = $6000* }. a# M) y( M
- Enemy_Index_Begin = $6010 g; W( a, u6 r( b& z
- Enemy_Index_End = $6011! i* `$ X4 w3 J+ c3 s) q
3 Q8 H" C- e T; F q: N: C- Loop_Index_I = $6012
: ~; m6 n, _! [2 A2 R. Q - Loop_Index_J = $6013
$ d$ q4 m0 L! r2 l7 C - nEnemyIndex = $6014
. `7 F. ~+ `8 @$ S9 }. x2 |# g - Data_buffer = $6015) F3 u0 o l& J7 h$ n7 Z3 q [9 I
- 7 X3 Y- ^2 w4 V+ H3 a o
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
/ f' E! G7 d) k0 t; ^7 t$ f - Bullet_X_Pos = $03C8 ;子弹水平坐标' l+ c" Q' N1 E/ Q8 d
- Bullet_Y_Speed = $03F8 ;子弹垂直速度5 c/ e, m- x, E0 W
- Bullet_X_Speed = $0408 ;子弹水平速度: W, {" G! ^7 ^
- Bullet_Z_Pos = $0418 ;子弹Z坐标 q8 V+ E: }, b" M: \# o
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P
& f+ A# I7 a) f( _) i - 8 V/ {1 j5 p5 i. ?7 G$ Q
- 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 O% n7 d* J% N# z7 u v1 \# j( o+ F - Enemy_Blood = $0598 ;敌人血量; `% h6 G0 c- O/ K1 t, [. [
- Enemy_Type_Addr = $0528 ;敌人类型" U% a* D/ H! J! ^( M
- Enemy_Blood_Addr = $0578 ;敌人血量
4 Y H) }# n( ?" V0 C - Enemy_Y_Pos = $0324 ;敌人垂直坐标6 W+ ^, M( E" Y
- Enemy_X_Pos = $033E ;敌人水平坐标6 u$ W3 t5 F3 S% ^. Y1 J" h
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
4 d5 Y9 f7 Q/ V) r% ]! G2 h - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸8 v h5 S$ v% M# ]
2 i/ H3 w" S" k& n4 z: F5 E& ]- Enemy_Index = $83 ;
/ |7 o/ a7 _" _: A - Time_Count = $1A d7 Q* X# Y! G& o' M d+ \+ p6 e
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率/ S& U' y; S' l
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
; h6 A) Y2 w. h* @& w( ^# z
( `/ q9 X1 `, X" v. f- 0 s+ f3 u- D. J4 Y
- .ORG $6100, ? P1 \- Z; j. V9 x+ ?; `3 w
- Process_Begin:
1 ^, ~; U# ]! x# g& ~ n - JSR Enemy_Check
) e# P: h; m T4 H$ K: r - JSR Track_Enemy_Check
s, Y1 J6 o( y7 Q0 n - Process_End:
7 X& D2 _" Z% i - JMP $E54F6 x* t1 G0 a' g& b% c0 u2 h
- 3 f5 G( B( T! K, P5 C+ m- \
- Enemy_Check:! r# |3 F* D* ^. @8 \( f
- LDA Time_Count
" z+ i% ^/ S3 O6 p7 C. t - AND #Track_Bullet_Speed1 K' g7 m5 W% y
- CMP #Track_Bullet_Speed0 i" C# p: P% F- u: |! y
- BNE Enemy_Check_End9 H( m; y* ?/ H- M4 }
- LDX #$0F7 v* G x' ]/ o8 d/ u1 {
- Enemy_Check_Begin:
5 o& ]5 [) Q0 I# t% z7 _, F - LDA Enemy_State,X
% l# ^( W& m8 C3 X) W - BEQ Enemy_Check_Continue. `8 k# s5 y: t
- STX Enemy_Index
. ]: C7 t. n9 B3 ` - JSR Find_Begin_Enemy
+ t, h3 V* J2 E+ l1 _2 m" u0 J - JSR Find_End_Enemy
" W9 @- Q4 S% U( Y6 ~ - JSR Bullet_Track
9 n; ~; }' h: D/ l8 S* }! h( S -
8 m4 o7 ^! Z/ _6 i# K9 j+ v1 c* a - LDX Enemy_Index
: W) i- K9 y* } - Enemy_Check_Continue:
, z+ a9 \3 h5 b, i ? - DEX
7 q9 Z2 y B0 t4 B" f% L" t - BPL Enemy_Check_Begin* X. c9 H$ m- |: M9 F: \6 r
- Enemy_Check_End:# ]( l4 Y0 G% a
- RTS# E+ x9 Z2 s0 R- a1 ^: n
- : Q" g% A3 o0 H; V
- Track_Enemy_Check:
Q |3 X: w7 ]4 F, M; v - LDA Time_Count3 M5 U$ Z% B4 [5 A- U7 j
- AND #Track_Enemy_Speed0 l+ A9 O) k3 c) E' D: q. o
- CMP #Track_Enemy_Speed& M( e: z0 M/ _7 B
- BNE Track_Enemy_Check_End F+ r8 n3 L: h- \
- LDX #$0F5 x4 q3 t9 ]& b; C" Z' x" Q
- Track_Enemy_Check_Begin:/ d& c- a6 @6 V& M
- LDA Enemy_State,X2 K! M# Q/ ^# {0 p: ]
- BEQ Track_Enemy_Check_Continue4 m, Y" q* P6 Y
- STX Enemy_Index
* _7 c4 R& w' a, F- ~ -
1 v% k$ r% ^+ F5 l/ D1 B2 I - LDA $40
; B+ v( ]; T6 J - LSR
2 W0 h6 j' r; d' w+ n0 l# | - BCC Track_Enemy_Check_Begin_L1
& e% o% D( ~0 ?+ Y* h8 I' g - % I- ^) F! h7 ?! T7 @# ]: k+ f) q
- JSR Track_Enemy_Ex ;2, 4
+ A- q1 W# I8 i( ?$ |. E$ {2 O - LDA #$00
: p O: q7 }+ [ - BEQ Track_Enemy_Check_Begin_L2" e ~3 [" w2 `5 a
- 4 V& Q* }6 W& f0 d/ w" t
- Track_Enemy_Check_Begin_L1:
3 C, V& }: e, P% X' w. N - 2 Y& w* ~$ i. h$ [2 G' c" _
- JSR Track_Enemy
; [+ K/ A j0 {) l. _9 n. ` - # V' Z# k0 f$ ] D; t* O! p9 V
- Track_Enemy_Check_Begin_L2:6 G; Z1 n- x2 H A2 g
- 7 j2 b& \, G, ]" @0 F
- LDX Enemy_Index5 n& d5 X' b/ V5 G% K
- Track_Enemy_Check_Continue:: E Q) j# ?: n+ ]% U
- DEX
5 D, c) t) ?5 g ~0 o# @7 @ - BPL Track_Enemy_Check_Begin. C- T2 w) M6 x6 q
- Track_Enemy_Check_End:
/ J) E0 D# M u1 T. ~ t - RTS# `1 P! N/ o' h K" h: M0 M
- ' F q D; T7 }" ~0 K
m* z- L/ p4 {: r! ^8 q- ;查找第一个敌人
' q- D7 e3 |' c7 s - Find_Begin_Enemy:
! S) [& `! p+ m! \7 |! S2 G3 N - LDX #$008 Z' {7 O, E b! l- D0 C- ^
- Find_Begin_Enemy_Check:
6 ]. R" _$ y1 M! r5 x- C - LDA Enemy_State,X
' Y! |0 ?; ]+ G5 T5 F - BEQ Find_Begin_Enemy_Check_Continue' y8 A: y- w6 {9 v' W. g6 N
- LDA Enemy_Blood,X! N* _9 n0 T. d% Q% }6 a; l+ W
- BMI Find_Begin_Enemy_Check_Continue+ y7 i. C, _* b% L T2 i
- BNE Find_Begin_Enemy_End
$ u% Z) L: U* ^4 j -
/ |2 R' a2 ^% r5 O2 u - Find_Begin_Enemy_Check_Continue:
/ g J# }2 s7 C/ Y: } - INX
- a* W0 Y- B7 t' j1 {* ~: y6 L/ H - CPX #$10# t9 D% ?; h% Q' s Q1 V( `
- BCC Find_Begin_Enemy_Check
8 b! v8 s& t& g9 s* E _- v - Find_Begin_Enemy_End:
6 k# x" Y2 O2 h* q/ a - STX Enemy_Index_Begin
, G- t% J; ^( I/ @ - RTS8 y/ n- z4 n1 x+ R
. A$ e* Q3 P& K& \5 h* K4 I- ;查找最后一个敌人
$ O2 o9 a3 }; F, a* a, { - Find_End_Enemy:
$ Q3 x1 V& g) T/ Y; Q - LDX #$0F
8 y% A6 v0 ]( m3 J* n - Find_End_Enemy_Check:
F. b6 k8 B8 P1 d& v) ?2 p3 K - LDA Enemy_State,X
, I4 u' K( \/ z - BEQ Find_End_Enemy_Check_Continue
4 v1 ]9 D' B# x; E8 J& [ - LDA Enemy_Blood,X
( }' b% z! s- c: r - BMI Find_End_Enemy_Check_Continue# k' @- F( w$ A8 Z
- BNE Find_End_Enemy_End: v( }1 u( S; g5 Q. p
-
6 v# n7 S2 I9 Y' u+ H - Find_End_Enemy_Check_Continue:$ p; H( ^+ t; o3 V \' Z5 ]
- DEX
+ I% Q, @( z2 `" \5 b/ m# f - BPL Find_End_Enemy_Check! `( @: G: ^$ x- |- N
- Find_End_Enemy_End:. J! m: `9 \8 g( c) N3 ^3 L
- STX Enemy_Index_End' k' K( c( J+ B2 G% W# c6 }6 x
- RTS
, q$ @3 h: w( {5 n" T! e( S# {
u; u( h5 k* `: M- ;子弹追踪
# g& |8 v- h, p1 Z6 e& ? - Bullet_Track:! C+ Q D$ m7 H6 l. i
- LDA Enemy_Index_Begin+ c* m- D& Q9 s$ F
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;
' u" |' w% V. ` - LDX #$00 + h/ p* K, z; ]" B7 a
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
% P- c6 j! }+ _( A+ X' x* G - LDA Bullet_State,X
8 I2 I2 w" K* Y - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;: X B5 i* b# L' k' H
- STX Loop_Index_I
" I- `, w7 F: w; p q7 c - - P/ W, y2 }) t
- JSR Bullet_Track_Enemy
`9 N- ?# l' |3 I0 p& L6 w - JSR Bullet_Tract_Direction1 `8 D& ^1 e8 A3 z- {
-
$ Y; G/ Z/ p8 e* e/ c9 K3 x - ;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/ D. @- [0 P2 d+ @, u
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;' k' [- Y) G4 l# Z1 T( u) k
- LDA nEnemyIndex1 u3 X, X; E7 q% f0 w3 v
- CMP Enemy_Index_End3 Y R+ p5 |/ s0 U$ H- K/ K4 T2 t
- BEQ Bullet_Track_Check_Continue+ B3 A" s8 D( k0 h* J) ?
- BCC Bullet_Track_Check_Continue
* s+ U3 T) Y- i1 v$ @ - LDA Enemy_Index_Begin
8 M# ]% W. _' x% x/ W - STA nEnemyIndex& i q5 b6 k- f* ^# g5 a( ?5 t3 u
- / H: O; S5 A( ^, r: U" V& N
- Bullet_Track_Check_Continue:
' o- h) {6 U# t/ @7 K5 r+ Y; V- } - LDX Loop_Index_I# ]* @2 k8 [, y
- Bullet_Track_Check_End:0 i( V; {+ L! k2 r
- INX
/ L+ V; _! t6 W8 a# s- r) S/ L - CPX #$10
' B) P5 w. X5 z - BCC Bullet_Track_Check0 P5 Z6 E- I9 J' f L; v8 L& ^
- Bullet_Track_End:
* e: w6 t* }1 z, s8 ~6 x - RTS
, g' \5 u1 s% O6 ^/ }0 Z -
1 Z* t0 x' ^, k- S2 {$ o - ;给敌人分配子弹" v. I5 L- ^, ]6 y ?* Y$ `
- Bullet_Track_Enemy:
3 @% g }/ B6 e1 f/ ]) i& u% d) D - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)) Z5 K5 k8 S/ _- ]$ K4 ~" n
- Bullet_Track_Enemy_Check:, |; l' [8 F+ V
- STX Loop_Index_J
4 R% y$ _6 q1 @2 ~( N# R% U - ; N5 Y0 I" v1 {
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
1 z; v8 B6 I) R0 }; t% s% W) h - LDA Enemy_State,X4 N( D/ h3 z' s' a
- BEQ Bullet_Track_Enemy_Check_Continue
j1 z# F" x! A8 @/ T/ x. I9 q, d7 R - LDA Enemy_Blood,X
0 m( j [! Z/ T% T# w - BMI Bullet_Track_Enemy_Check_Continue- r! x2 I1 O- p8 [
- . x- s- o! W5 E7 Y, Z
- LDX Loop_Index_I5 z& a4 S8 N0 K0 T+ y: {
- LDA Track_Enemy_Index,X t. D5 u* R4 [& c- j
- CMP #$FF
4 ~4 \* R" a4 S9 d! B - BEQ Bullet_Track_Enemy_Init+ L; X8 V/ J% Y$ ^
-
$ {% H J, Z( A- ] - Bullet_Track_Enemy_Init:, z; J; V7 ^( ~/ M2 V$ f* }
- LDA Loop_Index_J% z: h1 r% \3 Q4 R4 N/ c6 N
- STA Track_Enemy_Index,X ;nTrack[i] = j;% P- k9 C8 z9 O. H
- 9 N7 n: N2 K' j$ n
- STA nEnemyIndex
. V8 g1 ?5 V( D: Q - INC nEnemyIndex ;nEnemyIndex = j + 1;2 r+ ~( f3 e* ]' e ]
- RTS ;break;$ U2 g1 R1 r7 ^ o: h. r
; ~% ^) m% B4 I$ c- Bullet_Track_Enemy_Check_Continue:
' K& I/ U' {% v9 {! p9 ^ - LDX Loop_Index_J4 N# {1 `% v, q
- INX ;j++ Q; y' \" |. U/ Q0 V: M6 W/ T: d
- CPX Enemy_Index_End, s; i# t j0 |7 G+ z2 q N
- BEQ Bullet_Track_Enemy_Check0 p3 b& [! l0 F# s5 T2 f6 [' E
- BCC Bullet_Track_Enemy_Check+ g7 S- I# E* M
- Bullet_Track_Enemy_End:, S8 L! V: o/ N9 J5 }9 W8 ]
- RTS
) G: ]2 A( g. D8 l8 S8 U3 c9 }
- j: c9 Y* q E; r7 W9 R! l- Track_Enemy:* L2 z E1 q: K# P5 Q; l
- LDX #$0F2 e1 G4 v& R9 s* L% W
- Track_Enemy_Begin:
) e+ `+ \0 X* Z- f0 D - LDA Bullet_Icon,X
$ p) V) U. t/ W5 | - BEQ Track_Enemy_Continue8 N Q. }- y* p% v
- LDA Bullet_State,X3 x% _0 V8 _6 o( N
- CMP #$01' p( ^2 Q; q- ~% \
- BNE Track_Enemy_Continue$ I! b. S) w, V" g% y
- , }: V9 Q7 |& r# o2 ~4 g
- JSR Track_Enemy_Process7 E' ^4 B5 X n
- 6 v' f) g! ^7 G8 {" t
- Track_Enemy_Continue: L3 g5 c2 ^6 O5 ~( n
- DEX9 `) {( q8 C5 b; W) b9 C3 U# ^% p# @
- BPL Track_Enemy_Begin- e$ U8 b- ]" g7 i( h
- RTS* l5 [( r; _1 \3 I/ x5 w" V
# j. A: `, Q" `- n" ~! D* o- ;普通关卡7 Z5 J2 |- ]# c! `6 e
- Track_Enemy_Process:8 s% w8 A4 A" |8 F+ e
- LDA Track_Enemy_Index,X9 J/ e; h7 m$ |5 s; o+ N0 k4 \: A8 J
- CMP Enemy_Index
& {; k; g9 R: `4 p% y( W3 a" Q - BNE Track_Enemy_End
/ T& E; y* f% o* b' s) K - LDY Enemy_Index
# a: p w5 l8 [( r+ l4 Y! P# L4 G$ t) N - JSR Track_Enemy_Y
4 c( ?! L5 c: ]* O - LDY Enemy_Index
& D" D0 u$ V- d3 X( o' [6 p+ \ - JSR Track_Enemy_X
; T4 p$ Y0 I( \ K1 H( F - Track_Enemy_End:9 k p: h6 U$ ~) Z
- RTS
7 D8 `& T* c7 Z9 U) J - ! ^2 ^% a5 \! V- |2 H+ x! @0 W
- Track_Enemy_Y:0 K3 Z6 l( z5 x8 J: H
- SEC( k# s! v; L# S/ L3 i# c D
- LDA Bullet_Y_Pos,X2 X7 ]9 c! W2 }+ t9 J: A
- SBC Enemy_Y_Pos,Y$ b w. ]7 z e4 {: j7 L/ Z
- BEQ Track_Enemy_Y_Equal1 j) u7 k, t1 J) B
- BCS Track_Enemy_Y_Greater
# P/ ]" f1 a2 h7 P( { -
8 `7 Y( f2 A3 D: R2 N - Track_Enemy_Y_Less: ;子弹Y < 敌人Y9 J. P5 K3 G1 H0 I' m7 P1 W
- CMP #$FC
( V6 l0 |: Z8 B/ [7 L/ Z7 ^' o - BCC L1_1* I; K* l+ K& U
- CMP #$FE
! @/ V9 i! ~8 f& ?) ` - BCC L1_2) Z) s" m! A2 b. O4 Q' I5 D
- LDA #$00) v5 }4 b b3 x! ^( z) o$ V
- STA Bullet_Y_Speed,X
( i- `2 S$ x8 a5 a3 W3 _" v - RTS
# Y( x0 C/ M4 V/ {7 ^) ~0 H - L1_1: $ i+ l* \* t' Z
- LDA Bullet_Type,X
( x' @& n2 t" i+ S! o - AND #$0F4 n2 c+ N4 Z" q' G
- TAY5 ~. K% @6 g3 u" Q8 q: x& J! |
- LDA Bullet_Speed_Data,Y" v2 T- v: {8 ]- ^8 g" O
- STA Bullet_Y_Speed,X6 v1 l% G% a0 Q6 ?; O$ D# }- g
- RTS2 L5 ]& v6 M* ~; q
- & g* D3 X8 A, U+ y6 B; y
- L1_2:
( I4 v9 Q1 `& Y! l# n! a - STA Data_buffer
) U. y0 F1 J8 Q - LDA #$00$ Q- e$ `! u! K, |6 P4 u! Y
- STA Data_buffer5 d+ b" |1 Q( |5 ]7 e8 e) p
- LSR" V) j1 ?* g9 J% L, ^
- STA Bullet_Y_Speed,X3 U. m0 e; |( d) w1 K/ p3 J
- RTS
' ~" Q# s' v7 ?- a5 I y% j" w4 g - , } c' L* s. e' K) y8 v/ d
- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
$ `! m9 e8 P- B! C9 E' A4 o - CMP #$04 B+ r7 c$ o+ ^
- BCS L2_1" q3 j# [0 k' Y$ N& p
- CMP #$04# G% K6 a- {/ R3 S6 x
- BCS L2_2
; `- N# j9 f' m: H8 h - LDA #$00
$ o8 B3 y( d3 S - STA Bullet_Y_Speed,X
( [9 g8 @ M, S) N( f* W - RTS7 `4 ~+ Z1 Y5 {- m& E/ q
- 7 ?" {. q5 e& `7 ^# v
- L2_1:( \1 [) x1 p- M+ y9 S
- LDA Bullet_Type,X- c% Y; Z5 d/ h+ f# |" Z$ [
- AND #$0F
7 J1 I& L( `# A* r2 ` - TAY8 o. C0 K1 l. e. S5 q; ^$ B0 v; A, `+ f
- LDA #$00
3 @6 M5 W( O1 _0 \7 c# V& E$ K1 a - SBC Bullet_Speed_Data,Y
5 g4 U+ b% O& c N3 | - STA Bullet_Y_Speed,X
8 A* X) ?0 P9 j& }- j/ z - RTS
" M" o! k9 j! N: I3 O; a5 W -
" {' H) h- ?% g. j* z - L2_2: F+ k. V1 A7 M2 F
- LSR$ W* s$ X# o: t: X7 |6 ]
- STA Data_buffer
) l" p3 X- T% O8 c- E4 r - LDA #$00
% x" U* p t; W! O - SBC Data_buffer
- g" Y* h. o( E& q. {0 l: n5 A - STA Bullet_Y_Speed,X
$ @) N+ ~* W9 T3 O+ q7 L; _ - RTS* W: N' C: m1 K( B; b: d
-
& l0 ^9 }. q1 c q5 M4 @ - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y6 y$ ]8 T' r$ b7 m9 P
- LDA #$005 }1 ]% t- g$ I2 g
- STA Bullet_Y_Speed,X8 M2 Z) ?- H8 X* T/ {- h
- RTS
2 R0 O" D7 m) z, O Y: P8 f - ' o" C/ o2 W/ P5 v7 Y6 L' \, ^
- Track_Enemy_X:
# G* g1 O0 q/ R7 F: T! F+ n& H - SEC
2 v4 w6 J3 e( ^9 B* Y' f& O- Z8 k2 | i - LDA Bullet_X_Pos,X4 I4 I7 `3 x- X4 \1 R
- SBC Enemy_X_Pos,Y0 F; N% k& V8 X0 Y& Y7 H
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X
/ H! Q R/ C2 I" R9 `& f - BCS Track_Enemy_X_Greater ;子弹在敌人下方4 D* {' l, z/ B" G9 O+ ]
-
[! B& L" A! F: P2 i* l - Track_Enemy_X_Less: ;子弹X < 敌人X" G' e! H, _& R6 v/ M' U6 m
- CMP #$FC
; {! Z: |6 v4 K2 G+ v9 \$ b! U - BCC L3_1
, R( c% B' w9 U - CMP #$FE# j v' e T7 b& X+ {3 P$ T
- BCC L3_2
- F0 L: p! Q. ?$ l4 D6 L* n; J7 V - LDA #$004 n- s( V3 ^- R# u' @
- STA Bullet_X_Speed,X
. b9 V2 }4 t# C. u - RTS @: G9 b: Y8 l; \9 b
- L3_1: * D N/ _# N7 L% n
- LDA Bullet_Type,X
# O' \* G# B; @8 n) O( @: B8 k W - AND #$0F+ q2 ^3 h3 M6 t) U2 N
- TAY
: \0 C0 f! x: l. ] - LDA Bullet_Speed_Data,Y8 }$ L+ i V( A& n
- STA Bullet_X_Speed,X
4 e! X# d7 h8 F! d - RTS2 w+ ~, N: z. x. Y$ [1 [
- L3_2: 2 s& D6 w5 t3 d+ J% L( A w2 M
- STA Data_buffer
, `* X$ [: F% ?8 n - LDA #$00
% O; b7 j! M, J9 H - STA Data_buffer
; }& B2 c4 x7 N7 I: e+ b2 j( i- X - LSR
6 R9 T6 m8 q' T! M1 B( F - STA Bullet_X_Speed,X
, m+ `+ r, O8 C3 T- y& p% H8 t4 @ - RTS
: F# G+ F- x% A2 I. _+ s - 5 M. X- z! d8 A
- Track_Enemy_X_Greater: ;子弹X > 敌人X4 w& }* Y, x6 o' }4 t
- CMP #$04
8 X5 Y" S+ J& w9 [/ [# X - BCS L4_1! |0 r1 B& a3 n# }
- CMP #$02
% P" M) ]" p6 V# u* e/ D" X - BCS L4_2
2 ]2 r9 B! o- V& j - LDA #$00
3 u% p. X$ A3 L- W5 J - STA Bullet_X_Speed,X
9 Q$ K) e. w n( h8 O - RTS
% R8 n4 z8 Z* q( v$ j5 c7 o -
( x( G t$ I7 v U! G3 @ - L4_1: 2 z# \, O, D; `* g* N. w% n
- LDA Bullet_Type,X
0 ^0 }) _ J. f2 s, h* t' w* P - AND #$0F9 o: {' M1 L: d: k: K
- TAY1 ~) t8 C; z) \5 B R5 \; W& L4 d
- LDA #$00
6 R' i7 A( @( @. r - SBC Bullet_Speed_Data,Y
1 B+ B# h( Y! n1 f - STA Bullet_X_Speed,X
6 S9 u7 i8 ^' [5 K0 \) J$ ?# D - RTS
* q' J1 A8 ~7 Z( l& T - L4_2:
: i* x1 R5 \- m4 A' P, U9 Z) q - LSR5 }4 H# W( t( p; K- a0 P/ _% k5 z
- STA Data_buffer$ W. i7 f' I( P( b! ` p4 s
- LDA #$00
: J3 h4 F0 q7 _ - SBC Data_buffer6 F1 q, m R; g7 K- j
- STA Bullet_X_Speed,X
( ^( T- j' Q0 `' _$ j - RTS% ~5 A; i" v+ ^2 \* c' R
- 3 F: ^6 P$ @; w/ n* j' n
- Track_Enemy_X_Equal: ;子弹X == 敌人X/ T' h8 G* |; G6 u3 E
- LDA #$00! R3 B; J7 t( L" g% R1 c, M
- STA Bullet_X_Speed,X
6 V! L6 t2 u7 a) v+ x6 f; ~ - RTS
9 [. F9 c3 H6 F i' v& ~* P p -
; w: ?: X- z! I) k' `* _* r - Bullet_Speed_Data:
7 U7 e) f- f" } {: P, J) ?; P - .DB $00,$03,$03,$02,$03,$03
+ \6 g2 J+ p- [1 |% L* s3 H8 ]. V -
0 H- q3 R( G: C$ ?0 h( t2 a1 p+ j - ;2, 4关
# V2 p: r, D! l - Track_Enemy_Ex: r) e; y( i% V" o( D
- LDX #$0F
6 c4 w$ W7 L% \: I - Track_Enemy_Ex_Begin:5 A$ }6 P7 @2 j) u; F9 l
3 p+ p0 Y8 s1 O1 n- LDA Bullet_State,X2 v* i. M* _% [7 N5 }- ~4 W. [
- CMP #$01
5 ~: j% x( h. m, P5 o/ c) I' p - BNE Track_Enemy_Ex_Continue n4 ~' O$ w- x" m
- 2 ]2 o. S# a- Q- v9 n+ i
- LDA Track_Enemy_Index,X
9 Q+ m& ]$ k$ x9 W | - CMP Enemy_Index
# k9 G* U- C7 d3 I7 b' \4 S. j- L. ? - BNE Track_Enemy_Ex_Continue ;匹配追踪目标
: L5 E0 B1 b; Z# E1 W/ E - 0 Y; d* K8 I1 o! U8 k7 \
- LDY Enemy_Index, G. h! e: c9 e! I, J
- JSR Track_Enemy_Ex_X5 a; |4 J% O/ Z, N
-
- K/ D7 H4 v: o$ y# E - Track_Enemy_Ex_Continue:: n/ W/ d. I5 f, _" i! o
- DEX/ f3 g) `7 v; o- v5 _/ @
- BPL Track_Enemy_Ex_Begin
( I& s2 z9 ?& g! D P - Track_Enemy_Ex_End:
8 y) q% j, k% y2 L - RTS3 i2 R `$ x: g5 h* G4 F6 f
-
3 c5 p3 Z6 ^5 \3 c - Track_Enemy_Ex_X:
! G- f# D* s( `0 q6 {+ D! G: g - ;LDA Bullet_Z_Pos,X
# m, J$ m1 {4 f! k2 ` [3 ? - ;CMP #$04
" R- f7 A- e8 Q I - ;BCC Track_Enemy_Ex_X_End( X. X' A, a) t( M- s6 y) q
- SEC& |* r) ?$ v9 {+ S) `$ o, i$ x
- LDA Bullet_X_Pos,X
! g5 y9 t- ?* S: z( y6 e9 O" H - SBC Enemy_X_Pos,Y
) N9 h3 |' H4 S% M$ u R - BCS Track_Enemy_Ex_X_Greater
v4 N' G9 h/ j - . c: ]: g1 N$ V% }' W
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X
2 {' F, Q# \0 q4 U* b, T - CMP #$FD9 o8 \$ }, i. I& _3 ]
- BCS Track_Enemy_Ex_X_Less_End+ H+ h' J& D2 K9 ^+ I$ T: b
- LDA $6020,X
! R! k( g3 d, A# i - CMP #$2A% n: q* o) q a" i, z" X- S& |
- BEQ Track_Enemy_Ex_X_Less_L1
! ]' s6 B7 |5 @8 ]/ h) T - LDA Bullet_Z_Pos,X
" |& I2 S4 j! {9 M - LSR
* N; @ |' a5 ^ - TAY
. B$ T! h o0 u# i& s* i" Y2 G# q: o# e5 E - LDA Bullet_Speed_Data_Ex_R,Y
! p9 S( S# |0 } p8 _ - STA Bullet_X_Speed,X
, p2 H6 ~; M+ I! j- m - RTS8 x4 e' u7 q0 B3 W4 {) |
- Track_Enemy_Ex_X_Less_L1:
, T8 @. V( Y, {; k: ~ E: a/ k
$ s+ C6 e. _* z/ }$ m' Z0 {- LDA Bullet_Z_Pos,X
7 P$ V8 D% l5 ]& X2 |0 j" f - LSR
1 N' H5 z9 Z: v+ j - LSR
9 b$ n4 b: A- R, f; F - TAY
( W4 u# W+ F; }( R0 B/ a - LDA Bullet_Speed_Data_Ex,Y* G4 q; J* E9 }4 J, Z. \* D
- STA Bullet_X_Speed,X a& s% I/ y& W& L+ s" M2 r
- RTS1 L: P1 g% S1 }7 t
-
: e; B4 |' t- ^1 a" o - Track_Enemy_Ex_X_Less_End:
* i- A5 g: K# }: o - RTS
i" |: T% T x" q/ R - ! ^2 R$ M. K1 w+ Z/ L
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X2 ^) L/ i0 R" ^" j5 k
- CMP #$03
5 Y5 y1 w" w) x+ [ h& _ - BCC Track_Enemy_Ex_X_End
/ p$ C2 w v D) t - LDA $6020,X6 }; ?0 ^( u) \4 n0 }5 ?
- CMP #$2A
3 B @* O/ m0 Z9 _ - BEQ Track_Enemy_Ex_X_Greater_L1
5 X: n( {( J% ^+ ?) B% i* j( R - LDA Bullet_Z_Pos,X
& Z% o8 D. B. [ _ - LSR7 ]7 q' e. t+ b4 p1 R( x- L
- TAY- b" N! o! o1 H ^3 L
- LDA #$00- ?' Z6 q7 M; J& m5 B) Q8 g
- SEC
4 N% q( P7 E, I; J2 \3 z - SBC Bullet_Speed_Data_Ex_R,Y
/ Y( N* |0 A- H% t# P4 E1 n7 u6 Z - STA Bullet_X_Speed,X
: W3 x, f- V# \4 g5 u6 Z- e - RTS
. P& K$ Y5 }0 S7 X0 c - $ r+ i/ W3 d1 B
- Track_Enemy_Ex_X_Greater_L1% c5 t: R- l" H3 z
- LDA Bullet_Z_Pos,X" ~2 | t" Z! W4 [0 u: c7 o& g% W
- LSR" H8 v$ }# H; o' w
- LSR
! W% b( A, ]' |1 b" D; c' P! } - TAY
C4 n- e7 X+ a* W" T( N- Y& a - LDA #$00
4 P. ]; r' |8 Y1 \& x& H - SEC
- q/ X2 r( L3 z" G1 t - SBC Bullet_Speed_Data_Ex,Y0 P) ?( S# u# K1 \7 G
- STA Bullet_X_Speed,X
s' o0 H9 {- k" i - RTS/ x8 ?; @" l. Z
- 2 [+ B2 @$ u+ h7 F5 W7 C
- Track_Enemy_Ex_X_End:- g: Z% C/ Z8 I- q+ H* E# c; T3 K+ Y
- RTS# n: \# }3 W/ a3 k
-
/ L3 d* f9 y/ j$ w5 X# w - ;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)
) y; g5 X9 z8 B+ v3 c- n - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上( q& U( f6 b* O3 D3 w! X
- Bullet_Tract_Direction:
2 E+ U' \8 ~6 d+ h1 R - LDA Bullet_Icon,X
5 g; x: Q- m' Q4 M) G- l - CMP #$23
0 U7 z6 o2 Y( y+ {' T. W* o$ A - BCC Bullet_Tract_Direction_End
/ g7 A3 @2 x$ l - + }$ h5 s" X: \
- ; X != 0
9 m E) X) j2 ^& a; x - LDA Bullet_X_Speed,X1 _& H" b1 [: f: j
- BEQ Bullet_Direction_V, K2 ]1 C9 j( O' ^
- 5 K6 A U2 J7 _
- LDA Bullet_Y_Speed,X$ F! ]' f& A0 |: C: ~3 _7 @
- BEQ Bullet_Direction_H
9 A& i1 w7 l" x4 u0 F3 J( W7 @ - : B. ]2 X0 C, G4 \/ c# c/ N* O1 g, s
- LDA Bullet_X_Speed,X: s3 J" q5 U8 w% B3 ~# f
- BPL Bullet_Tract_Direction_Right) `( |+ X- ~9 y+ ~' A+ k
- Bullet_Tract_Direction_Left:
3 @ p" x8 m% N8 X/ ^7 Z - LDA Bullet_Y_Speed,X
, `3 j6 a( B( P' a - BMI Bullet_Direction_Left_Top" E3 z% b- Q: J1 L* P- j0 q. O. I* \
- BPL Bullet_Direction_Left_Down" P$ F" ^" k' U7 A5 d" N
- Bullet_Tract_Direction_Right:
- j4 y# d' L9 K) z - LDA Bullet_Y_Speed,X
+ o. T) O7 D! d4 v- O7 \/ M - BMI Bullet_Direction_Right_Top7 ?/ ]( E2 p9 G- x# [! o
- BPL Bullet_Direction_Right_Down' v3 `, Q. F: N
- Bullet_Tract_Direction_End:
2 S0 C3 u o) n - RTS% C$ Q2 H B+ e: A( y; ]% e6 P
- : k8 y# ]! a# m1 U; g# Y
- Bullet_Direction_Left_Top:, S+ d1 ]& b. M: G4 \4 v" h( J8 S
- LDA #$25* m5 H5 K9 {# D" P% H. K
- STA Bullet_Icon,X
, |$ I3 t* _9 r9 k+ [8 i* j8 ~ - LDA #$C0
! H7 T6 Q, w3 y! s: ~ - STA Bullet_Direction,X
; P V7 @( @0 N! }7 A: m' ~! `+ H - RTS/ W0 [& d% _ w8 V/ Y2 t* B$ F
$ N+ D8 C3 P% J& A- Bullet_Direction_Left_Down:& V ~6 b" d1 f( P9 M
- LDA #$25
2 j) o$ c) Q7 h9 \ - STA Bullet_Icon,X
( B8 h( b) @! A( e/ f4 b - LDA #$404 n& F1 Y" q4 o+ R$ G
- STA Bullet_Direction,X
; S: j! T7 `: q( g* P1 u3 d+ M: {6 z - RTS
2 {0 `7 u# M: W+ _; J d, p5 [% k - $ f6 B- L& n2 A! k( V9 f6 N
- Bullet_Direction_Right_Top:) {) F( p n+ l4 k
- LDA #$25
0 g( r+ l$ j0 m* m9 z+ c1 C - STA Bullet_Icon,X
3 J7 K7 N# x) |% S+ U4 k, _$ | - LDA #$80
; Z4 t3 C1 k8 w- Q8 N6 `& [ - STA Bullet_Direction,X* Q! R, n" o( v# G$ F
- RTS
# g! Q( N* u! P3 p7 k
3 h0 \2 O3 Z$ f. I- Bullet_Direction_Right_Down:' u. ?) B! _/ @/ w0 R; d: I
- LDA #$25
7 n9 y3 ?8 V8 c& P( L) A' n - STA Bullet_Icon,X
$ l/ m8 v5 m. n* j6 w - LDA #$002 \5 }; p9 k3 g3 N+ ]$ `
- STA Bullet_Direction,X
* Q5 N! ~/ O. X& W" _ - RTS
- _9 s$ w. F' N& u& V% [7 E - * c2 c& ~7 }& h( ~+ q8 j7 ?. V# N
- Bullet_Direction_H:
6 g, R* f! h1 J# B0 a/ _" m5 l - LDA #$24
' O$ Z4 f1 Q$ `- `0 ?7 A - STA Bullet_Icon,X
# L/ C' A m+ G$ M7 i - LDA #$00
" w1 y5 a7 P4 C1 e, b* p6 d - STA Bullet_Direction,X
: Q. H, V6 ~5 x - RTS
% [) q1 V' F T Q# k0 | [# B
: C8 x5 \2 `) t5 |" T: h5 B- Bullet_Direction_V:6 x+ @6 Y9 y, `# }- J2 J
- LDA #$239 A& j: q) g1 g) ]
- STA Bullet_Icon,X& t6 ]: e$ j1 H8 A! j) Z3 O+ a" z
- LDA #$005 r. t# ? a0 V$ p- j" m
- STA Bullet_Direction,X
1 w4 `: V- T; P6 p' T% }. O - RTS
, |/ Z: C8 }6 @( e - - o! G( ?! x0 _9 O# d/ O+ Z
- Bullet_Speed_Data_Ex:5 m+ N7 |6 M; w& Q+ n- W8 {: ?+ A
- .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
i A! m# z% b+ N - s. l" c; Y% ~; R
- Bullet_Speed_Data_Ex_R:
2 W$ |) g: _) G; C' M- r% E - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
. H G. {4 `* `; q a5 o -
复制代码 5 W# l6 W2 e2 ?2 R1 i- ^+ |& \
% K! g9 H7 ^2 z7 p& y0 Q
|
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
|