|
|
[FC][魂斗罗][J][追踪弹]
3 S5 |5 ~/ E5 b5 y/ o: W7 b& j7 d6 N& V; H3 i
时间:2023.04.30+ F2 H( b) n7 n$ w3 S, S
作者:FlameCyclone8 W1 T2 y7 l) \" y4 O
内容:
/ i6 }. x5 l; w: F4 ~; z$ e8 j* d 1. 所有子弹追踪敌人$ z+ P' i4 ]0 p2 O- q
2. 选择键切换武器) ?+ u3 ^; A; {2 V! H! b H$ r4 p0 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5 C. Y% v% h. G, W+ j2 C
* r5 d) ?! C7 B9 {
flamecyclone.ys168.com& d& h4 N9 L& g3 `2 J0 x

( D* }9 M; {% d% m' S+ I2 z" i- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁
& m/ b1 Y8 Q% V0 C1 L2 ]7 m - Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
1 o( ?2 {$ }$ T, D- ~0 B: t - 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)# I0 v' L7 Y' p. A
- ; K; b X( U2 V9 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)
* ^8 m# l% Y) u# z - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
, {7 [" E& L; B - ! J( b* r* w2 Z$ G
- Track_Enemy_Index = $6000
m! y$ I# f0 R$ a8 n, n- g9 h - Enemy_Index_Begin = $6010$ c8 D' S/ z* l8 A ?6 d+ e
- Enemy_Index_End = $6011
$ [% w, r( c8 Q2 z, f3 n
`: _# ~! w% c& B% V- Loop_Index_I = $6012( k8 M4 J* L' d# P2 g
- Loop_Index_J = $60135 K7 u6 {; v3 G! m& d& @% V
- nEnemyIndex = $6014' y0 ^2 A5 v! r1 N/ c! V: C1 q, T
- Data_buffer = $6015$ z8 K s0 N+ T
- , ~$ H' W3 d) B& g% E; s. c
- Bullet_Y_Pos = $03B8 ;子弹垂直坐标
% O% X, r1 k' O/ n - Bullet_X_Pos = $03C8 ;子弹水平坐标' } U* Q( o. _ l& o6 [4 {
- Bullet_Y_Speed = $03F8 ;子弹垂直速度' B8 s( Q1 x! L5 j0 k
- Bullet_X_Speed = $0408 ;子弹水平速度$ S2 j( |+ c- C. i
- Bullet_Z_Pos = $0418 ;子弹Z坐标6 {* r1 F9 b% ~
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P$ _/ F- c/ [1 ]5 H( D) m3 \6 f
- , s8 S: H5 {1 w% J* O
- 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
6 I4 v! u! E5 Q7 p# B - Enemy_Blood = $0598 ;敌人血量; q9 Z Y } N6 C1 R
- Enemy_Type_Addr = $0528 ;敌人类型+ _) H$ P. }" P
- Enemy_Blood_Addr = $0578 ;敌人血量
/ s2 d1 I( M) R8 ?, F( D9 y& j - Enemy_Y_Pos = $0324 ;敌人垂直坐标
' Y0 a" U9 k; ]4 n: N - Enemy_X_Pos = $033E ;敌人水平坐标* f L t. B5 k2 H7 {
- Enemy_Y_Speed = $04E8 ;敌人垂直速度9 A2 ` h% G$ s1 p
- 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 @* h4 H2 Y( Z8 Y. q* U
* R& l0 j! h( q1 z3 K# p9 d- Enemy_Index = $83 ;- H4 n# ^" t6 Z
- Time_Count = $1A
1 \+ ?$ b3 ?+ c - Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率
0 u- j8 J( V8 E( W - Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
1 A6 W# Q' a8 h; R, t8 T* E - 0 Z+ n: ?5 C5 j# {0 b# r
- 2 C8 |8 a5 o9 U4 R6 A1 l* @
- .ORG $6100' X+ A0 z$ b' ?
- Process_Begin:
" h# \$ f5 p2 Z# D$ @ - JSR Enemy_Check; P0 ^% Z& {' l k
- JSR Track_Enemy_Check
# E& c; k d' M' b! I( o/ m - Process_End:
; K$ P* Q# F" V# a - JMP $E54F
8 I1 Z0 L+ K; T& J6 M$ T - & F6 ` Y1 Y; B
- Enemy_Check:
7 H7 m6 f; C0 L. M& d { - LDA Time_Count: I$ h0 }3 t0 Q2 y1 S7 {5 T
- AND #Track_Bullet_Speed
8 g3 B8 z5 u0 ?- {5 Q - CMP #Track_Bullet_Speed8 v% S# D) @0 q5 v
- BNE Enemy_Check_End0 [$ g6 n' v0 f5 r! P2 P
- LDX #$0F ^5 k& b, r: f4 V) C( ~
- Enemy_Check_Begin:0 z& g: W! D, ]/ ?% r& k4 _
- LDA Enemy_State,X7 Q) \" W. c& R. Z
- BEQ Enemy_Check_Continue
9 I4 H u& h' |: ]' M - STX Enemy_Index
7 k& ]$ n2 C2 H7 c4 c - JSR Find_Begin_Enemy: V4 T# H/ W' f4 v
- JSR Find_End_Enemy
4 c/ f* k! B$ V, o. y9 ~# { - JSR Bullet_Track
2 _" I; q. W8 L, ? } -
9 P+ M; U) _$ R+ D! f - LDX Enemy_Index8 _- o6 L: n( N6 R
- Enemy_Check_Continue:" {5 x( z3 `1 J- H; h
- DEX
2 Y8 T) l* `% ?$ H0 I - BPL Enemy_Check_Begin
( o0 x! q6 H; x5 W V - Enemy_Check_End:1 ~1 _( @4 K0 R: o* G1 B0 Y
- RTS
9 t! y' C2 [7 i( M- O+ T' s -
# U. }4 f( R# D - Track_Enemy_Check:/ @! r+ c5 P5 [" `) o
- LDA Time_Count
: R8 D/ C m9 S& `) l; Z1 |: J" | - AND #Track_Enemy_Speed9 a/ z; ^' w- V1 ~2 F# U
- CMP #Track_Enemy_Speed( ~. p4 ~' {! J. M4 S+ j; r
- BNE Track_Enemy_Check_End
, p8 y M, ~' j+ G - LDX #$0F, H: _( ]- ~6 K( w% E9 H
- Track_Enemy_Check_Begin:" w* M, d5 u: \4 c
- LDA Enemy_State,X& u; A, j3 |0 J; A
- BEQ Track_Enemy_Check_Continue
- @" I0 e! N8 h% Y( J3 [& `4 c- P - STX Enemy_Index
- a: N, v5 o. y$ A: Q0 e% b -
$ j% A8 _0 k5 A; ~& V. T7 G - LDA $404 s: G$ C9 Z( N$ t: Y
- LSR
3 i( P, X! V8 t' ~( z1 Q - BCC Track_Enemy_Check_Begin_L1. u: e, O9 F, O3 j
-
m0 C1 ?# k/ X$ S; l# ?1 v' i - JSR Track_Enemy_Ex ;2, 48 f2 p$ w! `( ~# m
- LDA #$00
8 Q% b' t- H- }) O5 p3 M - BEQ Track_Enemy_Check_Begin_L2
: _" e# U3 b1 B# \7 \" \ -
: Q. \7 C4 n" g: L0 C: ?; k - Track_Enemy_Check_Begin_L1:. Z# C$ O, w5 a2 p* J
- 1 O G( q. ?/ D/ t2 A3 S
- JSR Track_Enemy, V' h1 J7 X) J1 Q. F" R/ T
- ! |$ ~ c9 G: J! f
- Track_Enemy_Check_Begin_L2:
# N: B4 n4 C" Y- n2 d -
: X) t' ~" ^+ ~7 X8 j: g. ? - LDX Enemy_Index
; [+ r% I7 U, |& E* _ - Track_Enemy_Check_Continue:
# G9 A! @1 ~ P3 ]* G - DEX: E0 T; \) H0 H. t
- BPL Track_Enemy_Check_Begin
- i4 r: { D b! D - Track_Enemy_Check_End:( @7 o5 X1 l3 W2 X; x5 H1 Z0 c
- RTS
" K7 ^& f' [- D, ~' O0 q
5 G+ K: r/ k; N( z- 1 K8 y! S* K2 O! Y" F
- ;查找第一个敌人
+ z2 m: ?1 b& e' P) ^. t& r4 n8 t& G - Find_Begin_Enemy:
7 O) `; E6 B+ k; n3 T - LDX #$00
" K! w! f# n; P5 ] - Find_Begin_Enemy_Check:* _3 l4 P5 x0 h9 g; r
- LDA Enemy_State,X
n# z, G* a* q {9 H. I - BEQ Find_Begin_Enemy_Check_Continue
1 j b9 @, [' x8 U - LDA Enemy_Blood,X; k( Z' I* z+ V$ X% j' a- M
- BMI Find_Begin_Enemy_Check_Continue1 t! G" |- z5 f' e" Q6 U0 u: s
- BNE Find_Begin_Enemy_End
' I. [6 P' h, r5 j -
6 J$ d! r3 G% c( H4 S7 R. R7 i - Find_Begin_Enemy_Check_Continue: u+ }2 n( C5 c \5 n( J) L# D7 ~: O, d
- INX
+ q9 f9 c. E% ~, g% d) Y - CPX #$10( N' N p: D% k; t) @7 N
- BCC Find_Begin_Enemy_Check
5 p D1 U0 O) F) Q - Find_Begin_Enemy_End:
; I$ m& N% o1 l H# x" ^2 G - STX Enemy_Index_Begin
9 P( _6 p' Z) w4 E# | - RTS
6 o1 P. }8 j" l" t/ ^. Y6 D, s
. o0 F+ L6 S4 ~1 r$ B- ;查找最后一个敌人
3 z+ Z$ \3 v* x5 U+ A2 e, | - Find_End_Enemy:9 o/ p' @( w& y0 @1 `: d$ B
- LDX #$0F: g2 i# |5 |; f9 e$ o7 b
- Find_End_Enemy_Check:8 w# [/ r3 p a- `2 O
- LDA Enemy_State,X
G! p! }. U% e - BEQ Find_End_Enemy_Check_Continue1 s% s/ P2 x% d! u( v
- LDA Enemy_Blood,X' i( M5 I/ @8 k
- BMI Find_End_Enemy_Check_Continue
( r7 `% H, H* ? - BNE Find_End_Enemy_End: b. }5 q9 q# {# `" S" |2 h
-
3 b2 {4 G8 ]7 _" T0 d( n - Find_End_Enemy_Check_Continue:9 B2 q) ]: d5 ?* P& v& \: ^
- DEX
/ E5 x& L5 @+ J - BPL Find_End_Enemy_Check2 }, Z% }# I7 @) M7 |
- Find_End_Enemy_End:
. M" g2 k( L) e8 l& s" b& i' { v - STX Enemy_Index_End8 O4 X* X2 _' T2 a2 F1 @% Q+ R- y
- RTS
6 E$ q l' W$ z; ^, n0 w& D - 0 Q& B7 W: J% s; n3 L, S$ X' O
- ;子弹追踪
/ t* f2 D4 U$ _0 W - Bullet_Track:2 F/ ~5 R/ e' D% f; M7 n' V
- LDA Enemy_Index_Begin; b8 [) k) u3 b6 @2 y
- STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;9 {; T) C3 X! J( I+ D, _
- LDX #$00 1 \/ b: I9 ?: \+ v3 ?6 J$ ~# l
- Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
% P3 A0 e" w; u4 R) F - LDA Bullet_State,X
9 |) R' @6 P0 {2 ~ - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
S7 M! R# U8 R# o$ {8 u - STX Loop_Index_I
6 ^: I2 Y# X5 i" j -
9 I) ^4 O+ D( c$ W* Y3 a+ } - JSR Bullet_Track_Enemy* P( }$ q% h: q# ]
- JSR Bullet_Tract_Direction
) b- `; N9 K2 a3 Q -
% D. t+ k3 R; ~( A9 ]8 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6 ~3 x7 ?7 }7 l; @+ _' s w; G6 P
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;$ q7 s' b3 C! q* M2 ]
- LDA nEnemyIndex
7 Z! w& l- s7 R9 |$ r9 l - CMP Enemy_Index_End0 S- D+ c) S5 g4 X- P* q0 g
- BEQ Bullet_Track_Check_Continue
1 F3 Z# R0 \6 c - BCC Bullet_Track_Check_Continue
7 B1 @& M0 ] x. C - LDA Enemy_Index_Begin- R4 I4 ^- V+ ~' ]# P* O
- STA nEnemyIndex4 s8 ^& G2 k" ]1 W0 N
-
( G3 J5 M. Y) r2 i: \6 o( M - Bullet_Track_Check_Continue:
' g+ c! w/ Q4 S! { - LDX Loop_Index_I2 ~8 q4 C( g" C
- Bullet_Track_Check_End:* u+ H% A' U5 \2 `
- INX2 S2 Z4 ~6 ?* h4 @
- CPX #$10
0 S9 Z4 O4 R& g' `4 _ - BCC Bullet_Track_Check/ C5 e( D. f, s1 M% }
- Bullet_Track_End:- {1 \; ]* h9 w# `
- RTS% t6 R6 R9 U. K- X6 K
-
" t7 B: C$ {; L( i' N; | - ;给敌人分配子弹9 H) U" v9 l+ k) c' j4 D
- Bullet_Track_Enemy:
/ q7 D v4 K3 P) m3 _2 R - LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++); r" Q4 R! ~8 |5 G
- Bullet_Track_Enemy_Check:/ H# Y; A/ ^8 n+ T8 C
- STX Loop_Index_J4 b6 M$ |, @4 C
- 3 t% K1 c0 O6 ?5 F
- ;if (0 != nEnemy[j] && -1 == nTrack[i])
% _! [3 B/ w/ R# i# M - LDA Enemy_State,X/ x9 ]. |/ m8 Y
- BEQ Bullet_Track_Enemy_Check_Continue
" b2 ~1 [, U y# d* ] - LDA Enemy_Blood,X
3 h8 l/ l$ q. y% Q7 s) r1 u/ l - BMI Bullet_Track_Enemy_Check_Continue
5 U+ s D* B! V: } -
$ s& w6 G9 F# d# q( C. c - LDX Loop_Index_I: ~" M: B4 H# m, H4 }+ V/ H. q+ e
- LDA Track_Enemy_Index,X
9 H; _, @% S$ t - CMP #$FF9 L; S N4 O4 Q2 s( g1 r6 O6 q
- BEQ Bullet_Track_Enemy_Init6 e& i2 Y3 V, u. }
-
2 L7 W8 d: w3 x2 D - Bullet_Track_Enemy_Init:* u0 Z: }, G& @7 S) `
- LDA Loop_Index_J
+ O; P, P0 A) B4 E. \0 v - STA Track_Enemy_Index,X ;nTrack[i] = j;
0 W5 G' R. O9 Z4 }( g -
) J# f y" n) \1 j e9 L& D - STA nEnemyIndex
1 m8 X! j/ Q# }3 I! t: T - INC nEnemyIndex ;nEnemyIndex = j + 1;* `8 O4 r) \* V8 E4 c
- RTS ;break;0 Z6 Z: \& Y. `7 K3 x, e' U
! {: g, y4 W6 H* K$ U0 O# p+ w- Bullet_Track_Enemy_Check_Continue:8 R! U3 q# d8 |6 A& ?
- LDX Loop_Index_J0 T! h; t8 C- J
- INX ;j++
7 J7 W+ e* r* ]6 l. w; f/ \+ S - CPX Enemy_Index_End" B( v8 H2 i5 ~7 C+ L
- BEQ Bullet_Track_Enemy_Check
/ ]% w8 y6 D$ W9 M; M5 s$ A' ~9 D - BCC Bullet_Track_Enemy_Check& e; p$ w3 c! I
- Bullet_Track_Enemy_End:5 ~" ]- g, l! U# j, o/ G: j
- RTS5 C. p( I5 H+ X! m9 I" w/ M8 X
" _& m. W. q, v- Track_Enemy:
2 B9 Q, [6 `3 m( K - LDX #$0F* G3 }) R0 ^* C3 O9 R: g
- Track_Enemy_Begin:
0 U0 u7 d6 O l- j5 }: m - LDA Bullet_Icon,X! ?/ x, ~; d- `; l! z0 J; W
- BEQ Track_Enemy_Continue
4 I6 |: H+ P' m/ U+ O4 X - LDA Bullet_State,X2 k! w9 u6 n3 K, W9 ~5 M' P6 a
- CMP #$015 n# Y4 c: j4 Y4 |! F
- BNE Track_Enemy_Continue
A+ K- L, ]- G. g. `$ w/ B) ^* Q3 h - # n" I5 M0 y; G# o. v0 v) @' l
- JSR Track_Enemy_Process% s9 w- ]! E! J$ P! a6 b. h
- ' ?; ?8 H( y& X! |
- Track_Enemy_Continue:
4 l2 i. r0 \: u2 Z# E - DEX
/ ~$ Q7 B* F! _. V& W+ s1 ^ - BPL Track_Enemy_Begin
3 O0 _/ P p8 O0 ? - RTS
( B) P9 V! `7 a% F/ C. c# x
) x/ }1 I1 y7 Q2 I* A' H- ;普通关卡
5 A1 _1 _1 D$ m7 V# e& c - Track_Enemy_Process:
; B1 \9 F% @. O% ~: { - LDA Track_Enemy_Index,X
Y k9 ~% u2 C g0 S' N* Q - CMP Enemy_Index
6 m. q9 l& [ U3 I9 h - BNE Track_Enemy_End) J U2 k5 j1 F" B
- LDY Enemy_Index
" A( z) T \- B6 c( g - JSR Track_Enemy_Y; f0 c: S& c* X& m6 L
- LDY Enemy_Index
, L! D# \* O8 E) [ - JSR Track_Enemy_X
- {6 V9 \& \) i% n: _5 v" l; a - Track_Enemy_End:
& } I3 }7 W R& y4 ?1 j - RTS
+ C9 J5 C, w% i# \; Q - 7 R8 C; j" K5 _! j
- Track_Enemy_Y:
) ]! [% i# _$ T" {. J) o* m - SEC
7 W: x K) \8 Q, X# I f$ a- A - LDA Bullet_Y_Pos,X$ e4 l3 i7 J6 p+ {7 T- D5 z# I
- SBC Enemy_Y_Pos,Y
& ~( P, U2 ^* N& V( @, a- `+ m - BEQ Track_Enemy_Y_Equal
+ i5 a3 u6 h! k; f1 ~ - BCS Track_Enemy_Y_Greater: }9 I$ I0 i% h, d
- 4 M3 w) ~: T0 C/ }8 E' ^' J
- Track_Enemy_Y_Less: ;子弹Y < 敌人Y' i# Y* B' w0 z5 Y% H% b6 X
- CMP #$FC
0 Q% }+ i' c* T+ d" ^4 y - BCC L1_1
7 k/ a% Q, N& z! V9 E - CMP #$FE
5 n. o$ }' R4 E7 e( \ - BCC L1_2
: M/ ]/ m+ Y; s+ {5 M( p* y - LDA #$00/ n5 @# h8 s7 n( |8 H
- STA Bullet_Y_Speed,X# v8 d# f1 T; D/ g1 f( c4 v
- RTS' m, }/ [& `$ [5 C; t" G
- L1_1:
# X, {- J, k9 z% ]' w - LDA Bullet_Type,X2 r0 h' ]) ~/ \, Z
- AND #$0F3 `+ |) |) f, F8 u
- TAY
& N- `% `0 U0 Y4 s - LDA Bullet_Speed_Data,Y
, G* z4 V0 y3 }; o# H - STA Bullet_Y_Speed,X+ p9 z# l7 \( M% P$ U. ?4 m' @% r
- RTS
/ k8 Y- L) X/ @* t, ~
7 J$ {( k% D- ^! {- N- L1_2:
1 R7 f U# N; C8 F - STA Data_buffer
- w: d- b7 N& f, @0 M - LDA #$007 Q9 h% \- X7 i1 T2 P4 B
- STA Data_buffer6 S! _- B- I0 K* G# _( _4 V
- LSR
. G! _5 d9 }" b5 f7 p - STA Bullet_Y_Speed,X2 g' P2 w' u6 D1 S" i( r
- RTS
& ]# E( R7 g0 j7 C7 q
! R. ?8 r# {1 Y: O# d, Q9 G4 |- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y0 j) K4 p7 \ P4 [+ e
- CMP #$04! Y' u4 ?" k1 y V3 T
- BCS L2_1! p7 d0 [# q5 g! X
- CMP #$049 n/ s" W0 q0 L5 P' I' [
- BCS L2_2& ]* I8 q; @. m9 ?3 I' @ C
- LDA #$008 h+ K! i2 C9 s0 I: t( |
- STA Bullet_Y_Speed,X9 A I" r" F$ o0 w) A
- RTS/ {- \* |8 ~ ~
- 5 n9 n0 b1 k4 X; L; c: j9 _
- L2_1:
# c5 d8 u0 r, _; D( T$ y" e - LDA Bullet_Type,X6 N* o$ [0 g; n
- AND #$0F
G! R1 T. d3 r) N - TAY* E& i4 v, J* w0 }+ O" o/ T- c
- LDA #$00
) d$ M& x9 y P: h% C6 ^1 ~ - SBC Bullet_Speed_Data,Y% {; O. \& V. K! M# A$ D& \
- STA Bullet_Y_Speed,X7 [+ L+ Q7 K4 l
- RTS, ~0 l& l5 c- I. i9 U5 t
-
( w2 y! ?, V5 [# u! G* Z - L2_2:
* A8 `; Y4 | `! V) [3 R Z - LSR& Q: c4 H6 g7 e; i; e" b- L
- STA Data_buffer
) r2 F& |% y/ ^ w% e4 K - LDA #$00
$ h! J$ d0 o" S0 G& B! t4 v) X - SBC Data_buffer
/ a+ v3 p( s( _: _ - STA Bullet_Y_Speed,X( Y9 ?, z- K% n, K" s% Y/ R
- RTS: |7 p) x% f# f
-
1 S( k$ v" B' `: u# D6 M( M$ I G - Track_Enemy_Y_Equal: ;子弹Y == 敌人Y0 O+ l1 c$ o( X/ x5 y' B+ E$ ^
- LDA #$000 _+ g4 E o4 Y8 g
- STA Bullet_Y_Speed,X
- h) M8 }6 j# J! t. Q9 D - RTS7 E& y7 @6 h: E: p+ s
- . A+ n5 a. t9 D3 c
- Track_Enemy_X:
( H8 V2 }2 l9 F* v0 m+ v) v7 h% _ - SEC+ G4 J7 v& L2 `2 p6 U' t
- LDA Bullet_X_Pos,X6 h: I& i! h" v
- SBC Enemy_X_Pos,Y
/ _5 f4 O) Q" K, ^* z$ b$ J+ c - BEQ Track_Enemy_X_Equal ;子弹X == 敌人X% ]% S8 o* t3 ^3 `, j
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
1 Y6 r Q u3 G1 x6 G3 A -
0 P- n2 I) I5 Y% B - Track_Enemy_X_Less: ;子弹X < 敌人X
- d% D- d' I1 I- e, Y3 r3 N$ m) o - CMP #$FC- f; ]9 L8 E& t4 D; H# v
- BCC L3_1( t* A6 _. _2 j o8 h0 _* M
- CMP #$FE
5 T: M7 \/ o: g4 [ - BCC L3_2" V: j, n1 ?3 c
- LDA #$00. t$ @6 ^$ L; l7 h+ g
- STA Bullet_X_Speed,X3 @7 o+ z5 ~& L) e, [% N2 x
- RTS
9 s) U: V, w( K6 H% @ - L3_1:
& H `& Y9 q; B! `$ @ - LDA Bullet_Type,X
& t0 z+ }) J- @ - AND #$0F }) o7 H; K7 p; _0 e3 B/ \& c
- TAY; H) F' y6 C5 f7 M( D% F( B
- LDA Bullet_Speed_Data,Y
: S! F) }, M& e) z9 [, q - STA Bullet_X_Speed,X
$ s7 D6 ~; I: _) b8 G3 ? - RTS* I0 H$ C: w& P, |
- L3_2:
% y/ I6 I8 b5 X% O - STA Data_buffer7 z% @, w+ \6 r- R
- LDA #$00
2 q5 M2 r, x9 c/ U* l S# z - STA Data_buffer
+ m7 H" z; z& E1 I; f: g T7 Y - LSR+ \! P6 h1 F3 D
- STA Bullet_X_Speed,X M+ K" | C+ F2 K- V6 s) H
- RTS
1 \5 T1 ?) q4 K- j: H/ ~ -
& R6 ~* K( J% t! {7 S - Track_Enemy_X_Greater: ;子弹X > 敌人X
! `4 v' `+ a W1 {$ X - CMP #$04, |! O- V2 K( T, K
- BCS L4_11 p& ^% p- ]0 E! h* o2 R
- CMP #$028 H7 O$ p: g; S
- BCS L4_2
; ?2 S# X( B6 ?' g! q; e: t4 J - LDA #$00( _" Q1 v Z8 R3 o$ ?1 Q) d
- STA Bullet_X_Speed,X
* T1 C" r) Q: j+ t7 k% e - RTS: \. y5 Y; L5 h
- * s+ |7 [% c7 ` O Y4 b
- L4_1:
" t* `; g: ~; K! [! X - LDA Bullet_Type,X
9 O' h: p) m2 [6 E0 y0 A2 t - AND #$0F! J' [8 }2 e+ l9 T+ f$ e
- TAY# F- ?# B/ V# y' U; a' W
- LDA #$00
/ t' {; m# K9 [* e% I. b8 q" V - SBC Bullet_Speed_Data,Y/ E x7 i* ~" N" D6 _$ \; q, U
- STA Bullet_X_Speed,X
1 R2 M: q5 c3 f- F8 L$ v7 o( K - RTS
0 X/ H# e9 C* t' U5 {4 l - L4_2:
, T. h1 R* X' z* I0 A. V# s/ ? - LSR) X O- x- r0 F
- STA Data_buffer2 | y6 L/ U/ A3 r; X
- LDA #$00
4 J$ W* B! T2 l5 Y/ G" T - SBC Data_buffer
! O. U4 M3 E& d - STA Bullet_X_Speed,X
8 h5 k7 @/ F+ s - RTS; o+ b3 Q2 j/ t2 z$ j
- 2 j# |. G" ^. L" `' q& {
- Track_Enemy_X_Equal: ;子弹X == 敌人X, o( B$ [4 t. q5 T2 A4 A; M
- LDA #$00
$ H" ^$ S1 r* |' W5 w - STA Bullet_X_Speed,X
. g \ E8 ^' u$ @5 R - RTS# T) i8 ~1 y$ m* E4 C- Q4 }
-
" V7 `3 G# ^5 L3 x* ? - Bullet_Speed_Data:
D1 |; W( L/ Y6 ? - .DB $00,$03,$03,$02,$03,$034 f) p/ u# u4 j0 W" Q
-
9 ~- Q0 P( G: G' l Q+ n" Q - ;2, 4关
$ s8 d3 r0 g! V5 N% [ - Track_Enemy_Ex:
; [1 y- k* U8 Z( d - LDX #$0F6 H6 ~9 I* [; m$ C" L
- Track_Enemy_Ex_Begin:3 s) C, i0 S- O- i" D6 k, o
- . k8 }% V: f& E, W9 y
- LDA Bullet_State,X" C) g' `) R3 P _. ^4 L
- CMP #$014 u- N! S0 S* F. @% p) I* @/ z
- BNE Track_Enemy_Ex_Continue
3 m' H2 U1 ^7 L h1 a0 _! g$ V - $ G( f9 f$ y. d6 {: s& B
- LDA Track_Enemy_Index,X
8 P5 t- g5 B# u' I - CMP Enemy_Index
# `% M* [( @2 G - BNE Track_Enemy_Ex_Continue ;匹配追踪目标* ?. N9 N# [3 X5 J: ^) Q+ x' f6 V
- % Z: R) l$ I6 l1 `- \0 V
- LDY Enemy_Index5 d$ |' f! _. t9 t. a f
- JSR Track_Enemy_Ex_X" w0 @0 @* l1 K3 P
- & _; x& a0 q; t& v- W; V: H
- Track_Enemy_Ex_Continue:) G0 P1 U( ]; c
- DEX& p. u) G1 d" l* u9 G D8 [' j: {
- BPL Track_Enemy_Ex_Begin
( t( b- E' y0 p; B7 k) m; j6 a - Track_Enemy_Ex_End: S$ j% o$ v1 `8 t; n/ x
- RTS
' ^8 Y/ _5 r/ ~7 `- p" r" w - & i- x6 q/ o+ \! o% S
- Track_Enemy_Ex_X:
1 w! r& w5 e7 C/ p' z - ;LDA Bullet_Z_Pos,X# M9 o: v2 b4 k" v- _( N
- ;CMP #$049 J' S+ G' |; q% [
- ;BCC Track_Enemy_Ex_X_End) S; L0 W7 g7 p, M
- SEC
( K: R2 r+ m3 i - LDA Bullet_X_Pos,X5 J" V0 ~7 l! K: v
- SBC Enemy_X_Pos,Y
3 d/ ~5 @/ x" ?& u, U* t - BCS Track_Enemy_Ex_X_Greater+ { J0 T: l+ e- y( u
-
' R- b2 ]6 T. O. j4 {2 N9 Z+ | - Track_Enemy_Ex_X_Less: ;子弹X < 敌人X& K2 I' Y2 a% ]6 K. _" m
- CMP #$FD
0 j9 R+ ]/ P. F3 N$ Y: _3 t, [) a - BCS Track_Enemy_Ex_X_Less_End
2 a+ b7 r p' d$ G4 z: G7 A - LDA $6020,X
$ Y6 c% I1 ~: Q - CMP #$2A: _ h( t* F5 `/ r! P% v
- BEQ Track_Enemy_Ex_X_Less_L1
4 K. j0 X) T* p8 I. a0 R+ @$ E - LDA Bullet_Z_Pos,X6 I8 I% B( e Y0 i1 K0 T+ q
- LSR2 d [7 |9 R6 x; z2 R5 b
- TAY
4 }) L1 O6 `8 P2 V/ h) d2 h+ `- w4 Y - LDA Bullet_Speed_Data_Ex_R,Y
& G5 q4 k/ O4 n% X0 J - STA Bullet_X_Speed,X
% g+ q1 K7 ?7 A+ y0 q - RTS3 [% s* T1 _/ T: V; L9 ]
- Track_Enemy_Ex_X_Less_L1:
3 ^+ T2 |" n* O& ~$ B) e - 3 E3 |# j& K! z- ?# B6 ?4 T
- LDA Bullet_Z_Pos,X
/ ^- L% q6 k3 C+ P: ^4 ~; B6 N - LSR; B; ^- _: j, M: Q/ `
- LSR
/ E7 C9 ~: v" _; _, y+ j5 a - TAY* @( Q, k, `5 a) F0 m1 ]# ^4 r
- LDA Bullet_Speed_Data_Ex,Y
$ y8 A/ q2 x/ m - STA Bullet_X_Speed,X
. Q8 ~ u/ h+ O - RTS
+ L( O8 I' b3 Z3 \( @: t - 6 E3 w/ u: A" ?+ B" Y) t% q; I" K% o' r! h
- Track_Enemy_Ex_X_Less_End:
5 r) V- ]; ^# G' X( i& k - RTS4 y1 E) f9 Z, u: @9 C( N8 |8 d3 @
- * d6 [3 |8 f& Y5 c; V
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X h: _ ^4 T, F$ s
- CMP #$039 d. u2 X* a; b2 Q; Z2 n
- BCC Track_Enemy_Ex_X_End
2 g( e: Q& l' {2 L - LDA $6020,X
) h3 \4 ]# h' l6 i$ {1 m - CMP #$2A
7 ~; ~/ h. F8 l( \/ ~: Y/ |" h - BEQ Track_Enemy_Ex_X_Greater_L1
$ B. m R3 U/ [/ g7 b; y Y - LDA Bullet_Z_Pos,X
K- ~' e' J% n5 C - LSR
* X9 ^- I' W# r - TAY- h# ]) r; r9 L7 y0 b( f
- LDA #$00# A% @: ]. ]; e$ T# F s H! `
- SEC+ e: N v0 s3 U7 G9 H
- SBC Bullet_Speed_Data_Ex_R,Y2 V7 D% n& j9 \( F$ t
- STA Bullet_X_Speed,X
. R( f5 m: q0 {9 k+ A4 o+ J - RTS i' ?8 W; f8 Q
-
( ~( T# N9 c' l a+ [' i" R - Track_Enemy_Ex_X_Greater_L12 p0 G" C" S9 x7 t4 M
- LDA Bullet_Z_Pos,X) c5 U4 Z1 g* T- S v9 \+ t
- LSR' O* [4 `4 k) y' T, z
- LSR
- D# O* T" C+ r- Q" w1 P - TAY2 J K+ d' s+ P9 ?, c
- LDA #$00" [/ e o& K6 E0 A4 O
- SEC
+ P* D: m/ Z2 j% K - SBC Bullet_Speed_Data_Ex,Y
/ j! e( r0 \. O9 O& i - STA Bullet_X_Speed,X0 a8 u5 U1 P7 z2 h1 c/ s* M7 |$ U9 F
- RTS
6 d' K( n5 r. W5 z5 x3 r H - 4 ?, Z. n* {6 k! n) B: L2 T( I4 g; f
- Track_Enemy_Ex_X_End:
( N' ~- L7 Q/ j1 S - RTS
# _4 w1 x( o8 C6 T% D -
) A3 \' p( d* ~5 r+ Y# 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)- n% o5 R7 y( w- J+ }
- ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上: \6 e7 h* O7 K
- Bullet_Tract_Direction:. {- n! E8 I0 K5 X
- LDA Bullet_Icon,X
. p# Q, r1 w% U - CMP #$23
. K s3 H9 w, T1 ]2 ^ { - BCC Bullet_Tract_Direction_End
+ I* v9 H0 i4 T) J" ^; a# U - + W ~2 z' S! \- D6 \
- ; X != 0
8 C5 H3 c. `4 O) y* v, o ] - LDA Bullet_X_Speed,X
! d7 Z$ {- P5 w/ k' V9 M6 d - BEQ Bullet_Direction_V3 U+ }# P6 p8 Z7 O$ E$ s2 J: r
-
: |% Y" s; [# c- T% ?: v& ~ - LDA Bullet_Y_Speed,X+ P5 w1 j- f9 {3 T) P# Q2 p
- BEQ Bullet_Direction_H8 r6 d- b9 Y- p& E- L. D
-
% B/ K: \3 p# G# o0 f& g - LDA Bullet_X_Speed,X/ C7 Q7 H) @% u# v& U
- BPL Bullet_Tract_Direction_Right* N* k+ W- A; Q2 P, [% Q
- Bullet_Tract_Direction_Left:% K& s1 m+ D6 y$ y' v
- LDA Bullet_Y_Speed,X
4 p: D2 x, J* b# H# P. B7 b* n - BMI Bullet_Direction_Left_Top0 j; a! T7 G3 Q" H) m$ w
- BPL Bullet_Direction_Left_Down
* ~5 Y$ Q7 K n2 L( l: n - Bullet_Tract_Direction_Right:7 c* f, s# _* Q3 A
- LDA Bullet_Y_Speed,X! w6 C# ~5 ^. v4 x( O5 B/ f) v1 q
- BMI Bullet_Direction_Right_Top' A% R# f0 L }5 K
- BPL Bullet_Direction_Right_Down
) o2 f) }/ r; e5 D - Bullet_Tract_Direction_End:! e$ S: W* D7 D+ Z
- RTS
% Q' ^* k$ r T; ^$ f4 g
3 \3 `* b" o! m- Bullet_Direction_Left_Top:1 G7 @) U/ |7 D: Y8 @5 H0 H
- LDA #$25
( [; y8 y5 Q; R - STA Bullet_Icon,X
- a4 s) c7 _- k' P$ | - LDA #$C0
% S% ~, e2 b5 x- m - STA Bullet_Direction,X3 v9 ~1 N3 H, @3 i; S
- RTS
; i' b5 K$ `5 v2 x9 Z) D, I
: @" A& E2 S* }: p8 ~5 ?- Bullet_Direction_Left_Down:
0 g6 A, M9 F. M4 w - LDA #$25
2 c+ a1 s) @) _: z( Z9 G* b* ^5 G9 J - STA Bullet_Icon,X) a; [ D3 c6 y/ W$ a
- LDA #$40
. _" b/ y6 H7 C [3 M2 T/ v5 n - STA Bullet_Direction,X
3 |7 |' O! X9 E, w2 F - RTS. q; r9 q+ Y2 l, L# p/ z1 x. v0 P
2 m6 \: G- M5 A9 `& h- Bullet_Direction_Right_Top:1 t3 D* R& y, ?7 @7 q, W9 x
- LDA #$25; p# [2 M. C4 C' A! Y/ ~ C
- STA Bullet_Icon,X
. b7 v# C8 D8 l - LDA #$80 c5 U7 L' K8 o1 ?# R) o- d
- STA Bullet_Direction,X8 U5 A% S/ C5 j5 M; v# l' |
- RTS# @4 o* {7 v' n" e1 s
0 H* r+ }& d- E: `. z& }- Bullet_Direction_Right_Down:
! h l8 V% [0 B - LDA #$253 D) e* ?) A9 D! l1 }9 N
- STA Bullet_Icon,X2 O6 t5 t- l: L0 v' V# g# H
- LDA #$00
# u; D4 o: O# O8 o; J4 _ - STA Bullet_Direction,X
& P% L/ j" s# \ c: y( g( w7 w - RTS4 V3 A! t6 U& `* i. S/ m
3 y* z2 }% r: C* s F; _! s& f- Bullet_Direction_H:7 U' @( L& H/ H% V/ U: p( p
- LDA #$24 L- V" j8 e# t" G* N0 g5 i
- STA Bullet_Icon,X
) y' u" y. G3 t1 T7 C - LDA #$00
; w; M2 i7 |# a& d5 t, c$ X6 h0 D - STA Bullet_Direction,X0 G1 p- n, P: t$ J" I0 r2 o$ J
- RTS
2 P( T; `- x9 d5 {$ M
7 J" c- K1 H4 L5 ]* S8 D- Bullet_Direction_V:! Q( d$ O! A5 B: ~
- LDA #$23; _, r( _2 g) B0 V7 z
- STA Bullet_Icon,X
^1 ~5 _0 P7 z0 w5 o - LDA #$00
$ T# @+ W4 ^- W8 f) S - STA Bullet_Direction,X
" R8 ?( x* x/ M' x - RTS
- g5 }! Y! ^# b4 Q9 v5 }+ _1 c
7 X( V: S# r. J. B) @- Bullet_Speed_Data_Ex:
7 T% B( t7 Y& o x% h( h - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04
$ O( m) w3 _( | -
( ]: |0 c$ Y" S$ P4 r' X - Bullet_Speed_Data_Ex_R:" O* o! p, H6 r# r: n
- .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
7 g6 e+ p: `% N( A( R -
复制代码 # z1 V" _& i' K' Q* Q
9 H# X" x- O! ~$ V- R% P! t. @ |
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
|