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发表于 2022-6-11 00:48:42
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switch (dir){9 H3 k3 x8 ?* r& [- ~
case UP:
# X4 f n: }7 I4 F y-=SPEED;0 u7 a% C) W+ k% D
break;
a h A3 Z1 j; r6 o1 y4 U4 M case DOWN:
5 s5 H6 O8 m2 c- m/ m; n y+=SPEED;/ M1 @! m- |; v9 K3 z! ]$ e/ n: q
break;
% U- f% H9 q& w- g1 ]0 b& z case LEFT:
$ }0 V, r) C1 X- Y$ f7 g x-=SPEED;
& I6 M+ m$ a1 R3 E break;! T% C& c* q8 d- Y
case RIGHT:2 q9 W- G/ b) H+ d2 z& k. b
x+=SPEED;
: J9 {, t' b7 l1 a6 e/ N break;
, g) x' o/ X. } n; A7 p" y }
; z$ S6 {/ z( d( y } switch (dir){: I( o, m3 O/ t. y. t; y( m/ ?
case UP:7 w( X+ L% B g( J5 Z
y-=SPEED;# L/ N" h- s1 x3 g! Q# ^
break;
- R4 r0 s- x. i% P } case DOWN:) {( _, p- n" |$ d" u, k+ l
y+=SPEED;
& Z9 W: c3 ~; v A* M- l2 S break;
7 V S3 P1 {7 y, {$ Z- A case LEFT:7 o; G( g% T6 L3 H/ A
x-=SPEED;
: [4 [; O2 L; V! b! w break;
! R& g# `, c" a9 |, w7 e/ j* O2 n case RIGHT:
/ H& F u$ _2 u x+=SPEED;
% X; A% }, r/ `5 ~ break;
& i; N, H) [8 q( W2 } }
. R! A) C" G) N9 Q |7 b } |
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