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GEMini Atari
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GEMini_Atari_CD-ROM_Walnut_Creek_December_1993.iso
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blkbst.lzh
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BLKBST.BAS
Wrap
BASIC Source File
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1991-08-21
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2KB
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80 lines
'*******************
'* PF BLOCK-BUSTER *
'* --------------- *
'* by:H.K.02/16/91 *
'* Have fun!! *
'* Thanks to: *
'* B.J. GLEASON *
'* for PBASIC 4.1 *
'*******************
dim h(4,22)
dim s$(1)
1 cls
gosub 12
gosub 30
scrsave s$(0)
errwin 3,18,"Use arrow keys"
errwin 3,17,"Use [Esc] to quit"
scrload s$(0)
'MAIN LOOP ROUTINE
10 gosub 20:gosub 25:gosub 20
if yb<7 then 11
gosub 28:gosub 20
11 if yb>4 then 10
gosub 35:gosub 20:goto 10
'INITIALIZE VARIABLES
12 p$=" "+string$(4,223)+" "
ball$=chr$(2):locate 8,22,0:? p$;
xmv=1:ymv=1:x=22:a$=" ":blf=5
xb=22:yb=5:score=0:sa=1
box 1,1,8,13,1
locate 2,2,0:?"PBASIC v4.1"
locate 3,2,0:?"BLOCKBUSTER"
locate 4,2,0:?"-----------"
locate 5,2,0:?"Score: 0 "
locate 6,2,0:?"Balls: 5 "
locate 7,2,0:?"Block: 0 "
return
'SCORE & BALL CONTROL
15 if blf=0 or sa=32 then errwin 3,20,"Game-over!":goto 1
locate 5,9,0:? score:locate 6,9,0:? blf:locate 7,9,0:? sa:return
'PLAYER DISPLAY & MOVEMENT
20 a$=inkey$:if a$="" then return
if a$=chr$(27) then locate 1,1,2:cls:end
if a$=chr$(75) and x>15 then x=x-2
if a$=chr$(77) and x<32 then x=x+2
locate 8,x,0:? p$;:return
'BALL DISPLAY & MOVEMENT
25 oyb=yb:oxb=xb
xb=xb+xmv:if xb>36 or xb<18 then xmv=xmv*(-1)
yb=yb+ymv:if yb>7 or yb<2 then ymv=ymv*(-1)
locate oyb,oxb,0:?" ";:locate yb,xb,0:? ball$;
return
'BALL BOUNCE ON PLAYER
28 if yb=8 then blf=blf-1:gosub 15:beep
if xb=x+2 or xb=x+3 then ymv=-1:xmv=-1:click:return
if xb=x+4 or xb=x+5 then ymv=-1:xmv=1:click:return
return
'MAKE BRICKS
30 for f=2 to 4:for k=17 to 37 step 2
if f*k=111 then 31
if f=3 then locate f,k+1,0:h(f-2,k-16)=1
if f<>3 then locate f,k,0:h(f-2,k-17)=1
? chr$(223);:?" ";
31 next k:?:next f:return
35 'BALL HITS BRICK
if xb<17 then return
if yb<2 then return
if h(yb-2,xb-17)=1 then h(yb-2,xb-17)=0:ymv=ymv*(-1):score=score+sa:sa=sa+1:gosub 15:if yb=3 then xmv=xmv*(-1)
return