|
|
[FC][魂斗罗][J][追踪弹]
1 E9 v& V1 I; j2 l/ q% g4 I: K
4 ^/ b, I8 o6 I- d时间:2023.04.30
H( F( b6 j6 a' f4 u作者:FlameCyclone9 @" {' W3 ?% V6 G5 X: ]
内容:
2 s' j3 s, t- ] 1. 所有子弹追踪敌人7 }0 ]$ [5 l4 d: l$ Q) f
2. 选择键切换武器
! Q: w6 a0 ]3 Q4 {/ r# s3 C; 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
/ v; J) p1 E# L4 d3 Z; D, Y3 v1 s+ z
flamecyclone.ys168.com
6 }: A5 ^9 ]' [" I $ {7 W7 I5 W& [: W! T( v" j
- Bullet_State = $0438 ;子弹状态 0:不存在 1:存在 2:销毁9 ^* S' Q, ]/ G# o- t- H
- Bullet_Type = $0388 ;子弹类型 0: 无 1:普通 2:M 3:F 4:S 5:L
) k+ `0 c+ t9 ~# I8 q5 q' @: f4 g - 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 w9 O) U8 J# q- S- k8 b: M - 1 u* e6 ~% F2 b/ D5 ^
- ;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)
7 B, j, {8 V8 ^4 e6 J( ]) K& h: L - Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上
: N& |6 j. a: v$ n* y - + X8 y8 w& _7 v; U
- Track_Enemy_Index = $6000$ B8 p! H6 s g; M
- Enemy_Index_Begin = $6010
9 c8 H' d4 B. I1 k - Enemy_Index_End = $6011 s0 w/ D1 u: ]+ ~0 f" G
3 Y! M- W' U, \. v3 J; h+ X& T- Loop_Index_I = $6012& [9 F+ Y0 J5 ~( G& b; ~/ f
- Loop_Index_J = $60132 T" ~8 h8 G' [ P
- nEnemyIndex = $60143 m( C1 g8 B5 B3 c7 E
- Data_buffer = $60152 i6 f9 Y8 i: H% A3 N* T1 }
- ?2 Z+ b7 H9 k4 A, z- Bullet_Y_Pos = $03B8 ;子弹垂直坐标* C) C& D' c: p# n" w! x$ }3 l
- Bullet_X_Pos = $03C8 ;子弹水平坐标
1 n# {# y! B2 N1 a- I - Bullet_Y_Speed = $03F8 ;子弹垂直速度
: [+ G5 r' w `) P+ `$ t V) | - Bullet_X_Speed = $0408 ;子弹水平速度2 }3 z) Q: q. J# H6 _+ w8 U2 ^3 j
- Bullet_Z_Pos = $0418 ;子弹Z坐标( S( v; m1 \$ n: I/ r' b8 U
- Bullet_Owner = $0448 ;子弹所有者 0: 1P 2: 2P' s6 c) |1 q$ V1 Q5 b9 q- p
/ A) R( r, I: @- z; e- 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
0 u5 F7 N7 X" l. G N5 z" K0 n - Enemy_Blood = $0598 ;敌人血量* ^& z% c% K4 F2 A
- Enemy_Type_Addr = $0528 ;敌人类型8 @) U2 u, T1 O8 R, b; U
- Enemy_Blood_Addr = $0578 ;敌人血量$ t/ l/ C" `2 H
- Enemy_Y_Pos = $0324 ;敌人垂直坐标3 q; {( H# g+ P! z
- Enemy_X_Pos = $033E ;敌人水平坐标! j, F5 g! j+ q9 u Q: g$ t9 b
- Enemy_Y_Speed = $04E8 ;敌人垂直速度
# ~* c4 F; t7 d# h; F - Bullet_Alive_State = $04B8 ;敌人状态 5:弹起爆炸 0:不存在 6:下落 7:原地爆炸: r1 K. J# W) t+ t& i: f" E7 q
- 6 r; Z6 s+ k5 x$ p
- Enemy_Index = $83 ;+ ?; @/ h. \( j0 d
- Time_Count = $1A7 [: P8 l& a, S5 {5 f
- Track_Bullet_Speed = $07 ;分配子弹追踪敌人频率0 R! F; f/ V" k+ Z! F
- Track_Enemy_Speed = $03 ;子弹变向追踪敌人频率
; ?7 I+ x0 s- M6 X6 L0 Z - v; `) t( ~5 Q- B8 r$ F
- 8 b7 U/ a$ _2 E9 ?3 K
- .ORG $6100# ^- f+ o9 q. L" g& J
- Process_Begin:, h4 k/ { }% o0 |
- JSR Enemy_Check
8 |. K) j, u% K - JSR Track_Enemy_Check
; o; K n4 M1 ^1 H3 M+ u - Process_End:# |- S# X& S" J8 { g' D
- JMP $E54F* f Y; x/ y5 T W
" T! C9 y% @; X4 v& A! d0 ^- Enemy_Check:& y, r, M `, b0 ?5 Y: v
- LDA Time_Count
( r5 }2 p2 j) H: @5 y Q - AND #Track_Bullet_Speed
$ d4 p3 X, z. O7 ^. T+ L" t - CMP #Track_Bullet_Speed
0 P' E7 u: A Z6 S - BNE Enemy_Check_End+ G% N& d- }6 x( Y9 j0 r
- LDX #$0F
0 E; }" k9 l) h# q% Z) b9 P g - Enemy_Check_Begin:
3 ?' o9 E! Y! ^9 N8 J - LDA Enemy_State,X
; O" a p3 ~1 g; X+ u - BEQ Enemy_Check_Continue7 h' c+ n _8 `6 H
- STX Enemy_Index
+ Q2 q/ v6 C# R) O5 j. c - JSR Find_Begin_Enemy
% g6 e9 P3 |# u' d) [* G& d7 J+ X - JSR Find_End_Enemy: ^ Z, x" _5 U- D
- JSR Bullet_Track
7 s, Z+ Z5 S$ g! K' u; x - 3 Q$ |' f+ j% c) f! }! H+ D' Y
- LDX Enemy_Index
7 H& [- K2 c: U) _6 v - Enemy_Check_Continue:
, k0 z% T8 p7 M1 ?" E F - DEX& Z4 G; S! M* ?! b% |
- BPL Enemy_Check_Begin
/ @( A, J' z2 l% }' _" q# N - Enemy_Check_End:" E0 ]5 ~& x3 @+ m4 ]* g
- RTS
n+ _4 ^) p( }/ R7 c9 P -
) z# V4 J8 O5 o, j2 W - Track_Enemy_Check:
2 E# e. _. F0 z - LDA Time_Count
9 o1 b& G9 L0 n3 J - AND #Track_Enemy_Speed
* _ S% I5 I. C5 {* D5 ~: ~ - CMP #Track_Enemy_Speed
: E: o8 j8 S; u' z# w% p i/ `, V - BNE Track_Enemy_Check_End
* [- E1 [ U! W2 X3 i - LDX #$0F
- ]1 q4 V# n( Z( Y2 C: Y - Track_Enemy_Check_Begin:0 a- [( n) S. Y; h/ X( T
- LDA Enemy_State,X$ k9 i0 t7 e3 A% E r9 k- g5 \
- BEQ Track_Enemy_Check_Continue
+ J% o2 I4 H) x - STX Enemy_Index m1 u% c+ _1 h! j
- # _$ s) N& A+ p+ o8 l0 c' Q, h- L& w
- LDA $40
- F0 ]$ [% m/ Z+ X1 x3 B+ b - LSR, h2 ^9 m* t' r2 ^1 h4 U
- BCC Track_Enemy_Check_Begin_L1
" [3 q6 D! }% `, ~8 h6 F" ?1 X( x -
; |5 k+ [. `5 k: v+ _: t# q3 p1 D - JSR Track_Enemy_Ex ;2, 4# `& ?3 i$ o: O- K) u& p
- LDA #$00; W. n1 X6 j% f
- BEQ Track_Enemy_Check_Begin_L29 q5 d8 l" V5 L( @, f U$ [
- # M3 q% a% J( y; z$ r
- Track_Enemy_Check_Begin_L1:, q( P+ z6 B7 r. \& V
-
* {8 P9 n/ G$ e/ ?) O$ G$ P2 S - JSR Track_Enemy: Y( O" {: f7 F
- 9 V) \, d9 C0 }0 `9 W/ Q
- Track_Enemy_Check_Begin_L2:
1 A% U% |& O" X9 c/ }/ N/ J! y ` -
$ _0 {8 T- I# e3 g0 s" N - LDX Enemy_Index& b9 {+ ?5 c+ K
- Track_Enemy_Check_Continue:* u+ B# i& b: K* S
- DEX
# m/ U1 b! Z1 F, O9 \: R; q$ \ - BPL Track_Enemy_Check_Begin
' b3 t* F8 W x2 O - Track_Enemy_Check_End:& s2 i& b4 \, F% P
- RTS9 [4 n! Z# s$ z2 ]7 [5 T6 C* i
- . r" K7 V, ] v
- Q0 A% I7 X- d1 Q; y1 C$ f; ~- ;查找第一个敌人
, f- u6 @: Q; [- |# L2 w - Find_Begin_Enemy:
" e* {4 N. z) [- ] - LDX #$00+ l5 z. V% V+ G% A" t: h! j8 `
- Find_Begin_Enemy_Check:) o& c9 {6 b+ d& R6 s2 k
- LDA Enemy_State,X
8 V% ?) k$ }: { - BEQ Find_Begin_Enemy_Check_Continue u5 L R0 V3 h6 s
- LDA Enemy_Blood,X: T4 r C4 Z0 b- z9 w: H
- BMI Find_Begin_Enemy_Check_Continue' w }( l: [+ H' G! C( j, l
- BNE Find_Begin_Enemy_End
7 H" z% G: h7 [7 p# R, |4 v - 9 Z9 {0 V0 O- E% r/ B: c# [, ^" |
- Find_Begin_Enemy_Check_Continue:. Z [, W8 n L* J( ?/ `* b) f
- INX2 S2 U+ Q$ G) y# r% `
- CPX #$10; @& v2 x: x0 v: j4 x7 s& O
- BCC Find_Begin_Enemy_Check: e) a" p2 g) e5 ]& v
- Find_Begin_Enemy_End:1 N" j5 s' x4 Q9 h+ g j3 i1 I
- STX Enemy_Index_Begin( v: s7 H: }. J' D1 z+ t
- RTS: x7 z, ]/ u' v. w" s6 e9 G8 l
6 W* C# U- [6 C+ k- U2 K- ;查找最后一个敌人
5 u* n1 e5 {6 D2 F+ b - Find_End_Enemy:7 S% T g( p( @5 [4 Q2 Y" A
- LDX #$0F; m5 t r( N9 g$ g
- Find_End_Enemy_Check:' x b0 q/ w& N& D7 c
- LDA Enemy_State,X# Y$ p# y( c1 K: o8 \
- BEQ Find_End_Enemy_Check_Continue
, w2 V% n. N, x- k - LDA Enemy_Blood,X* X8 Z9 m% z, ]! x& X0 `
- BMI Find_End_Enemy_Check_Continue
8 E- k, J( e8 \; D, K - BNE Find_End_Enemy_End
& F8 H( x. J1 E5 [1 q/ c -
. l3 L4 ^3 h& z5 S- }. I- J; a - Find_End_Enemy_Check_Continue:
4 v3 u* @6 v% Y* g/ y - DEX% x& _6 F" b, t) i) }( x, H
- BPL Find_End_Enemy_Check
$ V# w3 U% e1 Q; H: K$ S - Find_End_Enemy_End:
* h6 o J- H/ H2 H* f. z" @ - STX Enemy_Index_End
9 h1 n4 J0 V p' M! K% Z/ g' t: d9 @ - RTS
4 t9 s% G- \. h$ |+ l' ?. S3 G - & p4 C) Q ?( U+ e# ~0 |
- ;子弹追踪
5 e u G' `) ]3 W! F& W1 \+ g - Bullet_Track:
0 x' z+ I. b$ q - LDA Enemy_Index_Begin
3 W: l& N! h8 [- V$ @# n( V* w! h - STA nEnemyIndex ; int nEnemyIndex = nEnemyIndexBegin;7 y9 \2 @6 ?" i% P
- LDX #$00
/ s, i0 w+ s* A+ P) k - Bullet_Track_Check: ;for (int i = 0; i < _countof(nBullet); i++)
. n7 ]% I0 Z% F8 Z2 w, A$ \: D$ } - LDA Bullet_State,X
6 j. m, |6 |7 O/ v' E8 L3 A' v - BEQ Bullet_Track_Check_End ;if (0 == nBullet[i]) continue;
' k7 N$ ]- K, p: A: L% d# A1 Z - STX Loop_Index_I7 Q8 f1 k* |) G& t! Q P) V
- + ~" X& n, g4 N/ N
- JSR Bullet_Track_Enemy: }- f' f1 J; p6 _
- JSR Bullet_Tract_Direction" g! N% r. p1 r
- ) C/ a f! C/ x0 b2 B; K u
- ;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& w% S# ]7 e( z6 z7 n' L! V
- ;if (nEnemyIndex > nEnemyIndexEnd) nEnemyIndex = nEnemyIndexBegin;( [ u: ~7 x' |& l6 q6 q$ Z
- LDA nEnemyIndex
9 ~7 X, p& C) l# q5 G+ { W - CMP Enemy_Index_End
4 B X# @9 U, \' p$ ` - BEQ Bullet_Track_Check_Continue
) A$ \0 K) \4 z2 `+ z/ d. ?" d - BCC Bullet_Track_Check_Continue
|( Z% g5 z! c. y" _5 W5 f7 @ - LDA Enemy_Index_Begin
* P" I! R0 ^. `. d - STA nEnemyIndex
! F3 }; r: Q+ c) I" h2 l - " y) V: |/ M. Y
- Bullet_Track_Check_Continue:
* O/ W7 `* o7 @2 f) L, t" E( } - LDX Loop_Index_I
+ J$ S: Z% P; U. T. n Y - Bullet_Track_Check_End:/ j* q4 \/ n& ^$ {
- INX0 g, d* W) }! B4 ?8 b
- CPX #$10$ |9 A! d. w! v, i0 P
- BCC Bullet_Track_Check
) m) w; {' W; p8 _8 F8 E - Bullet_Track_End:
4 K) Z/ D/ ?! Q, ^$ q) K9 E5 `: | - RTS7 }8 `/ @1 V. S& L( M
- # C7 a" n7 ~1 E; S
- ;给敌人分配子弹; b" N% x) Q3 u; j& r
- Bullet_Track_Enemy:2 e& }" V0 `/ n$ }2 i+ j) _
- LDX nEnemyIndex ; for (int j = nEnemyIndex; j <= nEnemyIndexEnd; j++)
+ M. H3 H1 ~* F& f8 l, U* u" x% C1 Q - Bullet_Track_Enemy_Check:9 c4 L6 u4 R' m+ z
- STX Loop_Index_J
& u" a3 X$ Q" V3 w9 W -
: t) P5 ?+ u7 b' t5 Q0 ^ - ;if (0 != nEnemy[j] && -1 == nTrack[i]) U" ]- z9 R/ M1 Y0 v
- LDA Enemy_State,X
) e6 q/ | z% @2 X$ K% p - BEQ Bullet_Track_Enemy_Check_Continue
( w5 G" P; i- g) L0 g - LDA Enemy_Blood,X4 F7 D4 C9 x" ?3 {& i% K
- BMI Bullet_Track_Enemy_Check_Continue9 [# u4 q6 ?& `0 \
-
$ M6 J7 ?7 f0 u1 A - LDX Loop_Index_I
$ _( Z7 n* U# V( m" K* @ - LDA Track_Enemy_Index,X
! z9 c G% @( W/ T# m0 E - CMP #$FF+ R5 N& e6 _# L% Q* [6 i9 e7 S
- BEQ Bullet_Track_Enemy_Init8 U0 k2 S& a* K# U3 b" T7 W/ ~2 |
- ' L. p0 J8 D2 ?2 \4 O; b
- Bullet_Track_Enemy_Init:
1 b" I6 N) l J( _- ~ - LDA Loop_Index_J
# p& R- `+ [5 a - STA Track_Enemy_Index,X ;nTrack[i] = j;
. U5 f. h% B: E! S# Y* m -
+ F+ O4 L: N S- S+ ~& d - STA nEnemyIndex( q7 o5 [ z% y; I3 e# e0 t( ^1 A
- INC nEnemyIndex ;nEnemyIndex = j + 1;
6 {- f( f' u; [) j - RTS ;break;7 r* R! T, f1 I3 u
- ]* `+ Q& @# `) I2 u' l
- Bullet_Track_Enemy_Check_Continue:" b6 a+ t, [& n( T$ w% Z2 n$ f
- LDX Loop_Index_J1 w1 T5 }, p: y" f: I2 P$ f+ @* w
- INX ;j++
. y6 p$ B6 H! j; `" X - CPX Enemy_Index_End
. n0 Z( f6 q$ q5 { - BEQ Bullet_Track_Enemy_Check* u! h8 R& F) p/ y- D& Z
- BCC Bullet_Track_Enemy_Check
9 A0 z5 c3 j1 c$ U1 ?. x8 j4 F6 M - Bullet_Track_Enemy_End:4 A+ V9 r' i2 B
- RTS! C# {1 G1 P+ g5 M
D$ T/ p5 B# z$ Y- Track_Enemy:* x. n4 F0 p: S
- LDX #$0F- X2 N+ a) O+ W! k7 w
- Track_Enemy_Begin:# ^$ {6 z- {' w* E
- LDA Bullet_Icon,X
: P! x% q4 I1 u, b2 Q( R8 c - BEQ Track_Enemy_Continue2 p% a. W) j( k1 x$ o3 J9 W
- LDA Bullet_State,X
, \: I6 q1 k. G - CMP #$01
4 ~7 q% x% O- P - BNE Track_Enemy_Continue
6 K- F9 P& r! W( j9 O8 t8 _& k/ d -
) Z0 X. P* @: t- J% p0 j1 s5 | - JSR Track_Enemy_Process! T6 M8 c0 h6 ]
-
* ?5 F/ f2 d, @: h - Track_Enemy_Continue:
/ {5 A+ w( [# t - DEX
$ b( ^4 J) j' w6 R" T8 t - BPL Track_Enemy_Begin# @8 R' S( u) y) U% F# w
- RTS
' o1 h+ i+ U' ~4 s& n& i - 2 v2 P/ Z. s5 @" x
- ;普通关卡1 X0 Y/ Z; D" H
- Track_Enemy_Process:( Y" Z" x, j- f' J; @
- LDA Track_Enemy_Index,X# ]% e* d! i) J
- CMP Enemy_Index
3 t5 Y+ T. W& M& h, \5 O4 i - BNE Track_Enemy_End+ w8 E% {2 M# C) k3 f+ ~
- LDY Enemy_Index
+ w; Y- e" b6 ~. m# E' f - JSR Track_Enemy_Y
; `7 e. ^/ O' Q$ Y& s7 s6 x8 n; X - LDY Enemy_Index
! a- G3 o9 ]& h! d - JSR Track_Enemy_X1 c& J. q) g& B' E3 c
- Track_Enemy_End:
- f1 L6 }$ o/ q - RTS0 J* M8 V# [. X" t4 ?
- : B) C8 b' R" s: t
- Track_Enemy_Y:
& ?/ B7 F1 _' f( D - SEC
9 L7 z1 w( _4 D _9 u& V - LDA Bullet_Y_Pos,X% W, v, G7 W) X7 O
- SBC Enemy_Y_Pos,Y
8 L2 i% |6 u# S - BEQ Track_Enemy_Y_Equal
J6 \( F6 K, Y7 l ~0 C2 k X - BCS Track_Enemy_Y_Greater8 P" ~, M% Y* G- q3 p3 U
-
& l2 @ M# ]: R* Y - Track_Enemy_Y_Less: ;子弹Y < 敌人Y. Z3 Q1 R+ R- T' R2 I6 T. A
- CMP #$FC
: c7 b8 K: G* E6 W4 y - BCC L1_1% ~: J5 @/ F% l+ R' @
- CMP #$FE! z% Z( {* e c/ p/ q
- BCC L1_24 h+ Y5 R t5 i1 m% a9 I' ~
- LDA #$00+ g3 _: i7 n& r4 Q& U, \2 Z9 @! m
- STA Bullet_Y_Speed,X# D' ]8 V) I/ ?9 C$ d, C5 L
- RTS. y8 G) y6 N' S7 w) n9 U( m
- L1_1:
5 `0 h% k* l' a% `8 k+ i0 d" ` - LDA Bullet_Type,X8 ]7 v/ @6 j4 L9 E3 w
- AND #$0F, {1 y& F" W0 f/ m6 J: s* G
- TAY
$ u+ ?1 N% P' Q( u1 G3 H! _ - LDA Bullet_Speed_Data,Y: n1 W4 [# y: [) s6 b# c
- STA Bullet_Y_Speed,X9 W1 i. l2 O% b! H2 G
- RTS6 t& m4 D1 K( x
% q2 M7 P# v. A' j# h4 W" u- L1_2:
. D8 A8 W8 ?6 g8 X8 f - STA Data_buffer
+ C1 [3 h- q# B/ O P$ M7 n2 Q I - LDA #$00$ x) r* x! p; {0 n7 @. N+ S
- STA Data_buffer! r' J$ [9 f3 l h8 x( d+ [% ?
- LSR
1 G; U* b4 G7 U2 z, S" P4 p1 | - STA Bullet_Y_Speed,X
9 @$ p8 f$ z$ k) t- x0 k - RTS: Z t1 D8 E; ?% `
) }' X8 t0 Z( e- l- Track_Enemy_Y_Greater: ;子弹Y > 敌人Y
" Y: ?; g- e7 g - CMP #$04
1 p$ M$ O6 ~9 K: F- |! M- A - BCS L2_15 {, o `4 g) E$ @$ ~* A
- CMP #$04, p" ^0 t+ T1 D' f8 O1 R$ Y
- BCS L2_2
/ o+ D5 c* X( z# K" ^/ L; ? - LDA #$004 ~6 o" t/ H R9 F
- STA Bullet_Y_Speed,X
8 n; M- t! Z3 \* Y6 U q6 e1 M7 m" M - RTS
9 O) Y% L, h2 Q# h$ g4 l6 k - : S; a" T3 x7 e, |, M' V0 N1 u9 B
- L2_1:
8 k0 c8 O9 _3 B: A - LDA Bullet_Type,X: B2 M) X& i! {4 ]) _
- AND #$0F
- R1 h1 }' s0 g - TAY0 A1 Y: k4 d- D6 n0 J
- LDA #$00
, U. d1 J' v. z5 A# G$ K7 m - SBC Bullet_Speed_Data,Y4 J' P! F! l, L' e1 x
- STA Bullet_Y_Speed,X
3 F) w! [. g( c- g3 ] M' |! x4 X& f - RTS+ V* h) q; [8 R. b( U
-
5 T7 M5 v! y% u2 l/ {4 O - L2_2:( L: |; S: I( v6 v% u- V; v- w0 B& z4 V
- LSR$ Q1 |" ~! K' {3 Z( x& m
- STA Data_buffer+ ]5 ]9 u, B+ ~- ~& f. T
- LDA #$00: t4 a! J8 D4 K8 e
- SBC Data_buffer
1 k& u R& E: M& ?+ V) H - STA Bullet_Y_Speed,X) F; m: }, m4 v) Y( p
- RTS @8 X+ l; x }9 P% X3 x% x
- 9 }: C4 H8 [: O8 X; L6 a
- Track_Enemy_Y_Equal: ;子弹Y == 敌人Y
/ T. q# U' [2 ^ - LDA #$00
* k, O$ W* [( H0 n4 i% i& \ - STA Bullet_Y_Speed,X
l$ m! f5 H1 v9 j0 |# F: f - RTS- }7 V2 ?& j" E2 j$ `
-
' q' j2 w1 ^# T - Track_Enemy_X:- @! b, E2 `6 g. N, V
- SEC9 K6 S9 a; p3 a/ G5 y" E
- LDA Bullet_X_Pos,X7 v: b. h# v' n( @+ {( W7 u% T
- SBC Enemy_X_Pos,Y, @0 s- v* w" j1 E# F
- BEQ Track_Enemy_X_Equal ;子弹X == 敌人X# J7 O& a* b( x" B1 S w. [
- BCS Track_Enemy_X_Greater ;子弹在敌人下方
+ ]/ H1 E8 Z. {# ~2 _0 I- A, d - ; ?& f* I6 g" u3 w" t
- Track_Enemy_X_Less: ;子弹X < 敌人X
! W! c& y( r/ I% Q1 q - CMP #$FC
8 U+ v8 z; n7 g$ G - BCC L3_1
$ @: m) K! |/ v' W8 { - CMP #$FE* z. g9 Z% }- x) l
- BCC L3_2: v1 O' \ b' u# K$ [$ T
- LDA #$00
* O5 Y3 ]* v& Q - STA Bullet_X_Speed,X
$ k+ j& r2 V8 B0 Z0 g - RTS8 Y8 r% [, @& e8 M4 G% e
- L3_1: 8 v2 y: g1 k3 Y0 v0 e3 z8 K
- LDA Bullet_Type,X
# A* G! N% b+ B - AND #$0F/ s+ n1 }% d" J
- TAY; a" U+ U" m- O- a
- LDA Bullet_Speed_Data,Y4 ]. U* ?$ B& N$ U5 H1 j- D3 K
- STA Bullet_X_Speed,X! F( v$ D% `: k7 c
- RTS7 A2 ^* `; P9 a
- L3_2: , B; V) x! N# Y0 R s/ `: ?& G/ _9 w9 L0 D
- STA Data_buffer
; n7 }" _7 {) l2 F' p9 q/ u - LDA #$00$ s* h" [4 `' g+ \
- STA Data_buffer; W6 N5 A" D2 T- C$ C- s- ?1 U
- LSR( d3 J3 J; o8 f5 b4 ]
- STA Bullet_X_Speed,X! Y. q+ z2 X2 }0 f1 f0 ~
- RTS
0 J; I2 Y6 V' x9 h3 w4 s -
' @4 {; y5 x8 t* ] - Track_Enemy_X_Greater: ;子弹X > 敌人X
/ [: G, J6 V' L - CMP #$04
p* j" a; ]! h$ a* Y6 }7 Y - BCS L4_1
( }& c' d9 M2 v - CMP #$024 |- a3 j& |2 i' G7 l4 E2 W- }
- BCS L4_2& W. |3 i- [# W6 Q
- LDA #$00
- K( @9 J2 K. E - STA Bullet_X_Speed,X8 l' l) l: o9 S$ d# t9 G) d+ F' @
- RTS
0 N# e# A' l( I -
) o# e4 i: ]2 n - L4_1: . p, I" W! U8 C0 R2 X4 k# M
- LDA Bullet_Type,X
: V, y* i: w! H6 l/ l5 G - AND #$0F
9 g* ^6 X* N' j: Y- {( X2 T0 a) h. H - TAY3 A( ~/ w) U9 N5 s; O3 Q
- LDA #$00! b9 `3 J! D p% k. e1 k" e* [5 P
- SBC Bullet_Speed_Data,Y, l7 ?. K2 r# E2 F$ V O
- STA Bullet_X_Speed,X- Y7 S8 ]; H, ~( ~: f
- RTS# o/ s2 G3 g: Y+ `
- L4_2: # T/ q# `6 ], @3 A% B4 ^
- LSR
z- r& d- d8 U5 Q" Q( I - STA Data_buffer4 B- p( S6 J, _, v* y; Z
- LDA #$00$ l1 w$ E; m0 c( t. w3 A1 c
- SBC Data_buffer
: l9 e( y, d+ v" R! s6 k - STA Bullet_X_Speed,X1 h9 S$ ?9 y& O
- RTS# d6 c. U, }: @/ W
- ; K2 v h, @3 @/ `7 l
- Track_Enemy_X_Equal: ;子弹X == 敌人X/ X% m0 ]$ Z' s, L v& U6 j0 B
- LDA #$00; `$ Y# j( t1 l/ t. f7 f i
- STA Bullet_X_Speed,X( {, W7 h" W8 D0 n6 D
- RTS& n0 Z, u E/ c' N/ q$ b+ {
- : f, ^: s r% ]- s9 f
- Bullet_Speed_Data:
# e& O& m& F& t8 T3 G - .DB $00,$03,$03,$02,$03,$03
4 ~" \/ Q+ D2 ~3 ~1 V - 9 ?, }9 C+ X& r3 `9 B5 s4 Y
- ;2, 4关
% y" b5 r4 Y; n5 K - Track_Enemy_Ex:# x, ?0 {3 \; ?' ?9 ?3 c/ M
- LDX #$0F
& R3 u3 T- w0 `9 E3 H4 E5 Y - Track_Enemy_Ex_Begin:4 P# [1 Q/ o7 G8 }1 ^
5 a/ r( C u$ m& T1 }( l: B- LDA Bullet_State,X
" w. @5 e/ l' v/ g& C q1 I - CMP #$01
6 R7 X$ a6 f* g7 R% n1 i! d - BNE Track_Enemy_Ex_Continue
! |9 N' j4 R( l: h -
! h! s8 l4 _9 @8 T( ?/ d0 ] - LDA Track_Enemy_Index,X8 n- _0 j+ p: ]1 |1 u3 z% B0 U( B
- CMP Enemy_Index& A. N: y" K z. q. [; m
- BNE Track_Enemy_Ex_Continue ;匹配追踪目标
. O, @( U: T6 H+ \' j2 X% J, O -
, H9 R I; [% I! U' _ - LDY Enemy_Index! Q) U. J5 b" D# G
- JSR Track_Enemy_Ex_X# U; R) H6 q4 b7 v) T3 W
-
! n& w$ m/ _6 K" J - Track_Enemy_Ex_Continue:: H' _' ^" f2 @& ]' @
- DEX
0 Y2 [( u3 r* m) s3 R L- E - BPL Track_Enemy_Ex_Begin
/ y, f# ^4 Q: S - Track_Enemy_Ex_End:- Q: `) K. R( T: [
- RTS
( n3 ^/ f4 Z' F9 z- w -
8 k8 B U9 {& u0 Z' C1 ?$ T - Track_Enemy_Ex_X:
* ^9 m( S3 _5 j* B. [( z5 ^# I! B5 C! X - ;LDA Bullet_Z_Pos,X
- p' k3 y! L+ W; N l - ;CMP #$04
. z' @. Q" J% J, p6 M6 E3 a - ;BCC Track_Enemy_Ex_X_End6 l5 Z# J1 F, h: y9 q
- SEC
" y; Z3 g. _. e& h - LDA Bullet_X_Pos,X
8 p F- x7 G) W - SBC Enemy_X_Pos,Y7 H! |( v3 [. G
- BCS Track_Enemy_Ex_X_Greater! G6 m3 R& W @8 z9 R9 Z
- 7 m4 R5 R- [: l" U* s) I
- Track_Enemy_Ex_X_Less: ;子弹X < 敌人X l, ^$ i, Q- y$ Z! x5 |5 f0 [
- CMP #$FD
4 j+ G8 g' h2 C: B - BCS Track_Enemy_Ex_X_Less_End
6 }# x m! ?) b - LDA $6020,X! a4 }9 m3 o6 H5 o6 R5 V+ \4 W
- CMP #$2A% E1 w, m2 ~: B- }
- BEQ Track_Enemy_Ex_X_Less_L1
: \* ^3 I# K: Y6 |2 c - LDA Bullet_Z_Pos,X
7 n8 [/ _5 ^' t) q t1 D3 A+ e - LSR
) s) g0 o0 G3 \# C' a - TAY; I) ^" G; {5 L
- LDA Bullet_Speed_Data_Ex_R,Y/ t* W3 Q. y; D4 R
- STA Bullet_X_Speed,X
' s: t/ h2 J$ R: \- c) u. i - RTS
# x2 t* C! ]2 m; ]; A. X7 | - Track_Enemy_Ex_X_Less_L1:
8 ^ H& ]' g$ ?2 j9 \+ W
! V5 F, p! X2 v! g+ c6 E: U: D- LDA Bullet_Z_Pos,X1 H' W7 b0 X3 e
- LSR
' v1 O! ?1 S" e6 ~8 @) I8 J - LSR8 ?1 w8 I. Z. q5 A- k/ z
- TAY
/ D% L4 B& |2 R; M/ { - LDA Bullet_Speed_Data_Ex,Y' t0 d4 `1 S+ M/ U& ]1 {, w
- STA Bullet_X_Speed,X9 _' E' ]; {2 R7 b3 s' c
- RTS# v1 [: P4 |( Y& Z- F8 i$ V
-
1 t0 D6 l( Y* t4 R; v. E& n - Track_Enemy_Ex_X_Less_End:( W8 b1 y" @7 d% v3 _
- RTS
! T( p; q& r. d: N5 N# x9 i+ t4 ? - ( J; a7 f. O. S" n/ R1 Z
- Track_Enemy_Ex_X_Greater: ;子弹X > 敌人X
2 K" i. f+ ?5 |8 @/ \1 n9 z* {* M - CMP #$03
- D' R4 X- _ z7 y9 h( P - BCC Track_Enemy_Ex_X_End! [8 ^1 M* I+ W; m+ \: S
- LDA $6020,X
7 q- U! J# v: j8 H - CMP #$2A3 T& I4 v: D% i+ H
- BEQ Track_Enemy_Ex_X_Greater_L1
( ?: V3 Q% \0 M0 w! R2 I& n" ~ - LDA Bullet_Z_Pos,X
7 o# U% }. }* Y* y, m - LSR
% T: X# |/ @! f! E: m - TAY( A" l2 }- h7 K4 j4 \0 Y
- LDA #$000 X' i& m8 I$ v5 |5 o) N$ @
- SEC
7 O# D. q" X/ L$ p - SBC Bullet_Speed_Data_Ex_R,Y
. Q/ j2 m0 ]- Y4 s$ |+ `( s/ ?1 L - STA Bullet_X_Speed,X
+ b; p" y8 `9 j- ]3 Y" L - RTS
2 r+ z1 D7 B4 e, f - % A5 f) d/ b1 G m6 {
- Track_Enemy_Ex_X_Greater_L19 L: W# j' q0 M0 ~: p$ {: [$ r3 I
- LDA Bullet_Z_Pos,X
' ~! }! B. X" B+ m3 o1 P+ s - LSR5 M5 c4 g- t0 ^: ~& ^& u6 L8 ^) U
- LSR$ c( X7 P' e& i) ~/ H2 \
- TAY+ j! u5 @3 |9 ]" ]0 |! h
- LDA #$00
1 N0 [% E4 |7 W% [; b& N - SEC
, I5 y g" F. \* I9 t8 P - SBC Bullet_Speed_Data_Ex,Y2 Z% _, y( B$ p/ j% o& c; I
- STA Bullet_X_Speed,X
& r9 w$ B" E* G0 E" K - RTS
* E1 M y- K6 y3 |2 S( D" V3 g6 P - * l" l/ P+ F: E- h2 [5 S: q' a
- Track_Enemy_Ex_X_End:
/ q5 G$ n" ]* t" J" N - RTS
- F: V2 l1 X# |2 t0 B2 S; d- O -
# x" w0 D% G( O. h5 q. T: @ - ;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)
: |1 K/ n0 B; ?: G9 \ - ;Bullet_Direction = $0378 ;L子弹方向 40左下 C0左上 80右上; G0 o$ ~7 P) a3 X6 Y8 G/ ?
- Bullet_Tract_Direction:
9 {8 R b" z8 w - LDA Bullet_Icon,X. |9 [- |1 ]2 l9 _; N6 p6 E0 o5 K
- CMP #$23
6 u$ @8 E% ]" |% E7 t( a5 s4 R' G - BCC Bullet_Tract_Direction_End- |" c- W, [4 F* g# V
-
% b) v# q. l* R6 ^ - ; X != 0
/ F; u& S) a& O+ Z( R x4 _ - LDA Bullet_X_Speed,X$ ~+ s3 a: B9 P5 J, [7 `
- BEQ Bullet_Direction_V
+ t6 S% {" }8 l, c -
* i/ h! i1 N: M& h - LDA Bullet_Y_Speed,X4 x5 v& G) c4 S8 u+ S9 M
- BEQ Bullet_Direction_H! N* q) K) [2 D
-
. i5 E f: \( M8 P O0 N - LDA Bullet_X_Speed,X
, |6 H. Y: L3 N( f; {# k% X; b - BPL Bullet_Tract_Direction_Right
- s; ~& w) e2 o6 W g - Bullet_Tract_Direction_Left:* v" W2 m9 t- ?
- LDA Bullet_Y_Speed,X
8 p3 C1 x8 k' h; b - BMI Bullet_Direction_Left_Top5 {- _0 V/ V: u# m; t" ^) C
- BPL Bullet_Direction_Left_Down
/ j) K1 x3 V. j9 ]; J0 g, _ - Bullet_Tract_Direction_Right:% k$ @% a5 Z+ v$ I0 ]' }
- LDA Bullet_Y_Speed,X
* }! _1 X3 _8 z+ o2 a0 y6 j N1 g - BMI Bullet_Direction_Right_Top
4 F2 I8 o% h0 T1 O) N- m/ b - BPL Bullet_Direction_Right_Down: H/ P- ~! y/ f
- Bullet_Tract_Direction_End:
& Q, p v, ~* g" x) p - RTS' n) i4 E# |! \& _! J4 h3 W. Q' G
7 |8 U, P# B" h4 d. s- N5 d) c( y4 j- Bullet_Direction_Left_Top:5 j [ ]# r( }0 D
- LDA #$25 `* h1 b( p9 C0 Q
- STA Bullet_Icon,X2 l" R9 A+ [& |, M. ?, I
- LDA #$C01 q4 F0 ^2 g6 k* t2 }
- STA Bullet_Direction,X
& S, H; g' f' U8 [; \4 K: y) n: y - RTS) ^* w6 A0 g0 H2 t2 j T* D" P& F
- ! |; n1 K8 D; \
- Bullet_Direction_Left_Down:
* z4 d& M0 b" q - LDA #$25
( ^9 p# ~0 P8 @# {5 ~( d; } - STA Bullet_Icon,X
( T: ^; r I$ Z+ v ~* C" s - LDA #$40' h+ g8 x( G; x& I* V' x! x! n3 t" h
- STA Bullet_Direction,X
7 P6 d5 ^' ]0 e) G" m - RTS* I! z5 g2 _% K4 a
9 M- f) a( W4 |$ ^# F+ |- Bullet_Direction_Right_Top:' j! o* J! q% [. m
- LDA #$25
f1 K# E( I! O/ ^. g1 e! h! b - STA Bullet_Icon,X
' E9 ^0 b; u. ?9 q: h - LDA #$80# C' k: W y$ A
- STA Bullet_Direction,X% b M9 ^. C, z b; d/ a
- RTS
/ @. _ n3 o! ~9 h# c6 A: U/ H
1 |. P$ a; K* n+ X( |$ L9 \* }- Bullet_Direction_Right_Down:
% V3 T$ ]8 ?4 }" A9 k( o; ? - LDA #$256 z1 S! h1 O" h: Z* `
- STA Bullet_Icon,X, ^* K! b+ b# }1 y& a2 J: Y/ L$ p
- LDA #$00
+ z% q5 V8 K, ?' R - STA Bullet_Direction,X% o5 F/ u2 n3 P+ S
- RTS
+ L$ \0 H9 Z5 c9 `
! z! a9 V0 h1 ?' W! C- Bullet_Direction_H:% n/ a) y( l: W2 q+ H) d
- LDA #$24, }# |0 M! g+ L7 F1 p, @
- STA Bullet_Icon,X
! T" M" E8 R Q: p - LDA #$008 S; C1 U, S) z9 p- R6 }4 M
- STA Bullet_Direction,X# {. J9 J6 G* `# \
- RTS
+ q1 }7 p% ^+ k
8 \$ x. p3 ^5 \! B! C- Bullet_Direction_V:
{0 Z9 j8 D2 a# ? - LDA #$23. r0 J/ t2 [1 ` X
- STA Bullet_Icon,X
2 e2 v w& G D+ ` - LDA #$00
+ F% c, Q# |3 [& l ^ - STA Bullet_Direction,X" f3 {& w9 f& Y$ u
- RTS
" }/ e& L+ p1 c* F) ]9 `
3 F( i7 Y5 _7 C' Q0 h- Bullet_Speed_Data_Ex:
. I& y! H" u! q& v _8 Q% h7 Z - .DB $01,$01,$02,$02,$02,$03,$03,$04,$04,$04/ ~, v7 x' E2 q q) q& {5 y
-
# W# l3 ^3 `$ Y5 s- B - Bullet_Speed_Data_Ex_R:
4 S* }$ ?0 T! u q - .DB $02,$02,$03,$03,$04,$05,$06,$07,$08,$08
% U* \+ h( O8 M& ` -
复制代码 8 f) i( d: O6 l3 ]4 d& ~$ j4 C
R4 n7 H4 k1 _3 f8 S. n
|
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
|