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Pool Game by Jeppe Nielsen
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BlitzBasic 3D
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Maths/Physics
Graphics3D 800,600,32,2 AppTitle "Pool Game done in two hours by Jeppe Nielsen" SeedRnd MilliSecs() Repeat gametype=MenuNew() If gametype=0 End Else GameNew(gametype-1) GameDelete EndIf Forever End Function MenuNew() gametype=2 FlushKeys st=30 up=200 up2=100 Color 255,255,255 Repeat Cls If KeyHit(200) gametype=gametype+1 If gametype>2 gametype=0 EndIf ElseIf KeyHit(208) gametype=gametype-1 If gametype<0 gametype=2 EndIf EndIf do=0 Text GraphicsWidth()/2,GraphicsHeight()/2-up+do,"Pool Game By Jeppe Nielsen",1,1 : do=do+st Text GraphicsWidth()/2,GraphicsHeight()/2-up+do,"Done in two hours",1,1: do=do+st Text GraphicsWidth()/2,GraphicsHeight()/2-up2+do,"Single player",1,1: do=do+st Text GraphicsWidth()/2,GraphicsHeight()/2-up2+do,"Two player",1,1: do=do+st Text GraphicsWidth()/2,GraphicsHeight()/2-up2+do,"Exit",1,1: do=do+st Rect GraphicsWidth()/2-250,GraphicsHeight()/2-up2+50+(2-gametype)*st,500,20,0 Flip If KeyDown(1) gametype=0 EndIf Until KeyDown(28) Return gametype End Function Function GameNew(gametype=0) BallInit() cueball.Ball=BallNew(250,300,10,8,0) table.Table=TableNew(400-250,300-150,500,300) turn=0 break=True gamestate=0 player1balls=-1 fault=False Repeat Cls If gamestate=0 Or gamestate=5 Or gamestate=10 If gametype=0 Text GraphicsWidth()/2,20,"Player "+Str(turn+1),1,1 Else If turn=0 Text GraphicsWidth()/2,20,"Player 1",1,1 Else Text GraphicsWidth()/2,20,"Computer",1,1 EndIf EndIf EndIf If gamestate<20 TableDraw table BallDraw BallUpdate table EndIf Select gamestate Case 0 If turn=0 Or gametype=0 dx#=MouseX()-cueball\x dy#=MouseY()-cueball\y length#=Sqr(dx*dx+dy*dy) ang#=ATan2(dy,dx)+180 If MouseHit(1) impulse#=Sqr(dx*dx+dy*dy)*0.06 BallImpulse cueball,Cos(ang#)*impulse,Sin(ang#)*impulse gamestate=1 EndIf Else If player1balls=-1 ang#=AiFindAngle#(table,player1balls,cueball\x,cueball\y) Else ang#=AiFindAngle#(table,1-player1balls,cueball\x,cueball\y) EndIf impulse#=7 BallImpulse cueball,Cos(ang#)*impulse,Sin(ang#)*impulse gamestate=1 EndIf Case 1 If BallInMotionTest()=False turnrem=turn countrem=-1 If player1balls>-1 countrem=0 For b.Ball=Each ball If b\number>=1+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 And b\number<=7+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 countrem=countrem+1 EndIf Next EndIf If break=True turn=1-turnrem For e.BallEvent=Each BallEvent If e\typ=ballevent_inhole turn=turnrem Exit EndIf Next fault=True For e.BallEvent=Each BallEvent If e\typ=ballevent_collision If e\ball1=0 fault=False Exit EndIf EndIf Next Else turn=1-turnrem If player1balls=-1 fault=True For e.BallEvent=Each BallEvent If e\typ=ballevent_collision If e\ball1=0 fault=False Exit EndIf EndIf Next For e.BallEvent=Each BallEvent If e\typ=ballevent_inhole If e\ball1>=1 And e\ball1<=7 player1balls=0+(turnrem) ElseIf e\ball1>=9 And e\ball1<=15 player1balls=1-(turnrem) EndIf turn=turnrem Exit EndIf Next Else For e.BallEvent=Each BallEvent If e\typ=ballevent_inhole If e\ball1>=1+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 And e\ball1<=7+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 turn=turnrem Exit EndIf EndIf Next fault=True For e.BallEvent=Each BallEvent If e\typ=ballevent_collision If e\ball1=0 If e\ball2>=1+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 And e\ball2<=7+((turnrem=1)*(1-player1balls)+(turnrem=0)*player1balls)*8 Or (e\ball2=8 And countrem=0) fault=False EndIf Exit EndIf EndIf Next EndIf EndIf count=-1 If player1balls>-1 count=0 For b.Ball=Each ball If b\number>=1+((turn=1)*(1-player1balls)+(turn=0)*player1balls)*8 And b\number<=7+((turn=1)*(1-player1balls)+(turn=0)*player1balls)*8 count=count+1 EndIf Next EndIf break=False gamestate=0 If count=0 gamestate=10 EndIf If fault=True gamestate=5 turn=1-turnrem EndIf For e.BallEvent=Each BallEvent If e\typ=ballevent_inhole If e\ball1=8;if eight ball shot in hole If countrem=0 If e\hole=selectedhole And fault=False gamestate=30 Exit Else gamestate=20 Exit EndIf Else gamestate=20 Exit EndIf ElseIf e\ball1=0 gamestate=5 turn=1-turnrem test=False For b.Ball=Each ball If b\number=8 test=True Exit EndIf Next If test=False gamestate=20 EndIf Exit EndIf EndIf Next BallEventClear If cueball=Null cueball.Ball=BallNew(250,300,10,10,0) EndIf EndIf Case 5 ;fault Text GraphicsWidth()/2,50,"Place cue ball",1,1 BallInactive cueball cueball\x=MouseX() cueball\y=MouseY() If MouseHit(1) gamestate=0 BallActive cueball If player1balls>-1 count=0 For b.Ball=Each ball If b\number>=1+((turn=1)*(1-player1balls)+(turn=0)*player1balls)*8 And b\number<=7+((turn=1)*(1-player1balls)+(turn=0)*player1balls)*8 count=1 Exit EndIf Next If count=0 gamestate=10 EndIf EndIf EndIf Case 10;select hole Text GraphicsWidth()/2,50,"Select hole",1,1 hole=TableInHole(table,MouseX(),MouseY(),30) If hole<>0 px#=TableHoleCoordX(table,hole) py#=TableHoleCoordY(table,hole) Color 255,255,255 Rect px-16,py-16,32,32,0 Color 0,0,0 Rect px-15,py-15,30,30,0 If MouseHit(1) selectedhole=hole gamestate=0 EndIf EndIf Case 20;win to turn player If gametype=1 If turn=0 Text GraphicsWidth()/2,GraphicsHeight()/2,"Player 1 wins",1,1 Else Text GraphicsWidth()/2,GraphicsHeight()/2,"Computer wins",1,1 EndIf Else Text GraphicsWidth()/2,GraphicsHeight()/2,"Player "+Str((turn)+1)+" wins",1,1 EndIf Case 30 ;turn player loses If gametype=1 If turn=1 Text GraphicsWidth()/2,GraphicsHeight()/2,"Player 1 wins",1,1 Else Text GraphicsWidth()/2,GraphicsHeight()/2,"Computer wins",1,1 EndIf Else Text GraphicsWidth()/2,GraphicsHeight()/2,"Player "+Str((1-turn)+1)+" wins",1,1 EndIf End Select If gamestate=0 Color 255,255,255 Line cueball\x,cueball\y,cueball\x+Cos(ang#)*length,cueball\y+Sin(ang#)*length EndIf If gamestate<20 Color 255,255,255 Rect GraphicsWidth()/3-(10)*7-20,550-20,180,40,0 Rect 2*GraphicsWidth()/3-(10)*7-20,550-20,180,40,0 Select player1balls Case -1 Text GraphicsWidth()/3,550,"None seleted",True,True Text 2*GraphicsWidth()/3,550,"None seleted",True,True Case 0 BallDrawStatic(0,GraphicsWidth()/3-(10)*7,550) BallDrawStatic(1,2*GraphicsWidth()/3-(10)*7,550) Case 1 BallDrawStatic(1,GraphicsWidth()/3-(10)*7,550) BallDrawStatic(0,2*GraphicsWidth()/3-(10)*7,550) End Select If gametype=1 Text GraphicsWidth()/3,500,"Player 1:",True,True Text 2*GraphicsWidth()/3,500,"Computer:",True,True Else Text GraphicsWidth()/3,500,"Player 1:",True,True Text 2*GraphicsWidth()/3,500,"Player 2:",True,True EndIf EndIf x=MouseX() y=MouseY() Color 255,255,255 Rect x-6,y,13,1 Rect x,y-6,1,13 Flip Until KeyDown(1) End Function Function GameDelete() TableClear BallClear End Function Type Table Field x#,y# Field w#,h# Field frame# Field tr,tg,tb Field fr,fg,fb Field holer,holeg,holeb Field image End Type Function TableClear() For t.Table=Each Table TableDelete t Next End Function Function TableNew.Table(x#,y#,w#,h#,frame#=16,tr=0,tg=200,tb=0,fr=0,fg=230,fb=0,holer=0,holeg=0,holeb=0) t.Table=New Table t\x=x t\y=y t\w=w t\h=h t\tr=tr t\tg=tg t\tb=tb t\fr=fr t\fg=fg t\fb=fb t\holer=holer t\holeg=holeg t\holeb=holeb t\frame=frame t\image=CreateImage(t\w,t\h) SetBuffer ImageBuffer(t\image) Color t\fr,t\fg,t\fb Rect 0,0,t\w,t\h Color t\holer,t\holeg,t\holeb For x=0 To 2 For y=0 To 1 Oval x*t\w*0.5-x*0.5*t\frame*2,y*t\h-y*t\frame*2,t\frame*2,t\frame*2 Next Next Color t\tr,t\tg,t\tb Rect t\frame,t\frame,t\w-t\frame*2,t\h-t\frame*2 ;Color t\holer,t\holeg,t\holeb ;For x=0 To 2 ; For y=0 To 1 ; If x<>1 ; Oval x*t\w*0.5-x*0.5*t\frame*2,y*t\h-y*t\frame*2,t\frame*2,t\frame*2 ; EndIf ; Next ;Next SetBuffer BackBuffer() Return t End Function Function TableDraw(t.Table) DrawImage t\image,t\x,t\y End Function Function TableDelete(t.Table) FreeImage t\image Delete t End Function Function TableCollide(t.Table,x#,y#,size#) test=TableInHole(t,x#,y#,size#*2.5) If x#-size#<t\x+t\frame If test=0 Return 1 EndIf ElseIf x#+size#>t\x+t\w-t\frame If test=0 Return 2 EndIf ElseIf y#-size#<t\y+t\frame If test=0 Return 3 EndIf ElseIf y#+size#>t\y+t\h-t\frame If test=0 Return 4 EndIf EndIf End Function Function TableInHole(t.Table,bx#,by#,size#) For x=0 To 2 For y=0 To 1 px#=t\x+(x*t\w*0.5-x*0.5*t\frame*2)+t\Frame*0.5*2 py#=t\y+(y*t\h-y*t\frame*2)+t\Frame*0.5*2 dx#=bx-px dy#=by-py dist#=Sqr(dx*dx+dy*dy) If dist#<size ;t\frame Return (x+1)+(y*3) EndIf Next Next End Function Function TableHoleCoordX(t.Table,hole) x=((hole-1) Mod 3) y=(Ceil(hole/4)) px#=t\x+(x*t\w*0.5-x*0.5*t\frame*2)+t\Frame*0.5*2 Return px End Function Function TableHoleCoordY(t.Table,hole) x=((hole-1) Mod 3) y=(Ceil(hole/4)) py#=t\y+(y*t\h-y*t\frame*2)+t\Frame*0.5*2 Return py End Function .ballcolor Data 255,255,255 ;cue ball Data 255,255,0 ;1 Data 0,0,255 ;2 Data 255,0,0 ;3 Data 128,0,128 ;4 Data 255,128,0 ;5 Data 0,255,0 ;6 Data 186,64,64 ;7 Data 0,0,0 ;8 Data 255,255,0 ;9 Data 0,0,255 ;10 Data 255,0,0 ;11 Data 128,0,128 ;12 Data 255,128,0 ;13 Data 0,255,0 ;14 Data 186,64,64 ;15 Type Ball Field x#,y# Field vx#,vy# Field size# Field mass# Field number Field inactive End Type Dim BallColor(0,0) Dim BallPlaceTest(0) Function BallInit(x#=500,y#=300,dist#=20,size#=20) Dim BallColor(15,2) Restore ballcolor For n=0 To 15 For c=0 To 2 Read BallColor(n,c) Next Next Dim BallPlaceTest(15) For n=1 To 5 xpos#=x#+(n-1)*dist#*Cos(30) For i=1 To n ypos#=y#-(n-1)*dist#*Sin(30)+(i-1)*dist#*Sin(30)*2 If (n=3 And i=2) BallNew(xpos,ypos,size*0.5,8,8) Else Repeat typ=Rand(1,15) Until BallPlaceTest(typ)=False And typ<>8 BallPlaceTest(typ)=True BallNew(xpos,ypos,size*0.5,8,typ) EndIf Next Next Dim BallPlaceTest(0) End Function Function BallClear() For b.Ball=Each Ball BallDelete b Next End Function Function BallNew.Ball(x#,y#,size#,mass#,number) b.Ball=New Ball b\x=x b\y=y b\size=size b\mass=mass b\number=number b\vx=0 b\vy=0 Return b End Function Function BallDelete(b.Ball) Delete b End Function Function BallInactive(b.Ball) b\inactive=True End Function Function BallActive(b.Ball) b\inactive=False End Function Function BallDrawStatic(typ,x,y) If typ=0 For b.Ball=Each Ball If b\number>=1 And b\number<=7 px=x+(b\number-1)*(b\size*2+3) py=y Color BallColor(b\number,0),BallColor(b\number,1),BallColor(b\number,2) sized#=b\size*2 Oval px-b\size,py-b\size,sized,sized,True Color 0,0,0 Text px,py,b\number,True,True Color 255,255,255 Text px-1,py-1,b\number,True,True EndIf Next Else For b.Ball=Each Ball If b\number>=9 And b\number<=15 px=x+(b\number-9)*(b\size*2+3) py=y Color 255,255,255 sized#=b\size*2 Oval px-b\size,py-b\size,sized,sized,True Color BallColor(b\number,0),BallColor(b\number,1),BallColor(b\number,2) Rect px-b\size,py-b\size*0.5,b\size*2,b\size,True Color 0,0,0 Text px,py,b\number,True,True Color 255,255,255 Text px-1,py-1,b\number,True,True EndIf Next EndIf End Function Function BallDraw() For b.Ball=Each Ball If b\number<9 Color BallColor(b\number,0),BallColor(b\number,1),BallColor(b\number,2) sized#=b\size*2 Oval b\x-b\size,b\y-b\size,sized,sized,True Else Color 255,255,255 sized#=b\size*2 Oval b\x-b\size,b\y-b\size,sized,sized,True Color BallColor(b\number,0),BallColor(b\number,1),BallColor(b\number,2) Rect b\x-b\size,b\y-b\size*0.5,b\size*2,b\size,True EndIf If b\number>0 Color 0,0,0 Text b\x,b\y,b\number,True,True Color 255,255,255 Text b\x-1,b\y-1,b\number,True,True EndIf Next End Function Function BallImpulse(b.Ball,ix#,iy#) b\vx=b\vx+ix b\vy=b\vy+iy End Function Function BallUpdate(table.Table) For b.Ball=Each Ball If b\inactive=False vel#=Sqr(b\vx*b\vx+b\vy*b\vy) If vel#<0.1 b\vx=0 b\vy=0 EndIf For n=1 To 1 For bb.Ball=Each Ball If b<>bb dx#=bb\x-b\x dy#=bb\y-b\y dist#=Sqr(dx*dx+dy*dy) If dist=<(b\size+bb\size) If vel#>0.001 dx#=dx/dist dy#=dy/dist r1#=b\mass/(b\mass+bb\mass) r2#=1-r1 ;b\mass/(b\mass+bb\mass) b\vx=b\vx-(dx)*vel#*r2 b\vy=b\vy-(dy)*vel#*r2 bb\vx=bb\vx+(dx)*vel#*r1 bb\vy=bb\vy+(dy)*vel#*r1 BallEventNew(b,bb,ballevent_collision,0) EndIf EndIf EndIf Next Next b\vx=b\vx*0.98 b\vy=b\vy*0.98 b\x=b\x+b\vx b\y=b\y+b\vy wall=TableCollide(table,b\x,b\y,b\size) Select wall Case 1 b\x=table\x+table\frame+b\size b\vx=-b\vx Case 2 b\x=table\x+table\w-table\frame-b\size b\vx=-b\vx Case 3 b\y=table\y+table\frame+b\size b\vy=-b\vy Case 4 b\y=table\y+table\h-table\frame-b\size b\vy=-b\vy End Select hole=TableInHole(table,b\x,b\y,b\size*2.0) If hole<>0 BallEventNew(b,b,ballevent_inhole,hole) BallDelete b EndIf EndIf Next End Function Function BallInMotionTest() For b.Ball=Each ball vel#=b\vx*b\vx+b\vy*b\vy If vel#>0.001 Return True EndIf Next End Function Const ballevent_collision=0 Const ballevent_inhole=1 Type BallEvent Field ball1 Field ball2 Field typ Field hole End Type Function BallEventNew.BallEvent(b1.Ball,b2.Ball,typ,hole) e.BallEvent=New BallEvent e\ball1=b1\number e\ball2=b2\number e\typ=typ e\hole=hole Return e End Function Function BallEventDelete(e.BallEvent) Delete e End Function Function BallEventClear() For e.BallEvent=Each BallEvent BallEventDelete e Next End Function Function AiFindClosestBall.Ball(typ,x#,y#) dist#=100000 foundBall.Ball=Null For b.Ball=Each Ball If (b\number>=1 And b\number<>8 And typ=-1) Or (b\number>=1+(typ)*8 And b\number<=7+(typ)*8) dx#=b\x-x# dy#=b\y-y# d#=dx*dx+dy*dy If d#<dist# dist#=d# foundBall=b EndIf EndIf Next Return foundBall End Function Function AiFindBestHole(t.Table,b.Ball,x#,y#) foundhole=0 ang#=0 For hole=1 To 6 hx#=TableHoleCoordX(t,hole) hy#=TableHoleCoordY(t,hole) ;if line from ball to hole dosn't collide with any other balls If AiLineBallCollide(b,Null,b\x,b\y,hx,hy)=False ;vector from ball to hole dx1#=hx#-b\x dy1#=hy#-b\y ;is the line ;normalize vector, length = 1 l#=Sqr(dx1*dx1+dy1*dy1) dx1#=dx1#/l# dy1#=dy1#/l# ;vector from ball to coords dx2#=x#-b\x dy2#=y#-b\y ;normalize vector, length = 1 l#=Sqr(dx2*dx2+dy2*dy2) dx2#=dx2#/l# dy2#=dy2#/l# ;angle between vectors: angle#=ACos(dx1*dx2+dy1*dy2) If angle>ang ang=angle foundhole=hole EndIf EndIf Next Return foundhole End Function Function AiFindAngle#(t.Table,typ,x#,y#) foundBall.Ball=AiFindClosestBall(typ,x,y) If foundBall<>Null hole=AiFindBestHole(t,foundBall,x#,y#) hx#=TableHoleCoordX(t,hole) hy#=TableHoleCoordY(t,hole) dx#=hx-foundBall\x dy#=hy-foundBall\y l#=Sqr(dx*dx+dy*dy) dx=dx/l dy=dy/l px#=foundBall\x-dx*(foundBall\size)*2.0 ;1.95 py#=foundBall\y-dy*(foundBall\size)*2.0 ;1.95 ; Oval hx-3,hy-3,6,6 ; Oval px,py,2,2 ; Flip ; Stop dx#=px-x dy#=py-y Return ATan2(dy,dx) EndIf End Function ;returns true if line collide with any balls, excluding b1 and b2 Function AiLineBallCollide(b1.Ball,b2.Ball,x1#,y1#,x2#,y2#) For b.Ball=Each Ball If b<>b1 If b<>b2 If AiLineCollide(x1,y1,x2,y2,b\x,b\y,b\size*2)=True Return True EndIf EndIf EndIf Next End Function ;Returns the shortest distance from a point to a line Function AiLineDistance#(x1#,y1#,x2#,y2#,x#,y#) dx#=x2-x1 dy#=y2-y1 d#=Sqr(dx*dx+dy*dy) px#=x1-x# py#=y1-y# Return Abs(dx*py-px*dy) / d End Function ;Returns true if a point collides with a line within range r Function AiLineCollide(x1#,y1#,x2#,y2#,x#,y#,r#) dx#=x2-x1 dy#=y2-y1 d#=Sqr(dx*dx+dy*dy) If d#<0.0001 d#=0.0001 EndIf ux=dx/d uy=dy/d dx1#=x-(x1-ux*r) dy1#=y-(y1-uy*r) d#=Sqr(dx1*dx1+dy1*dy1) dx1=dx1/d dy1=dy1/d dx2#=x-(x2+ux*r) dy2#=y-(y2+uy*r) d#=Sqr(dx2*dx2+dy2*dy2) dx2=dx2/d dy2=dy2/d dot1#=dx1*ux+dy1*uy dot2#=dx2*ux+dy2*uy Return ((dot1#>=0 And dot2#<=0) Or (dot1#<=0 And dot2#>=0)) And (AiLineDistance(x1,y1,x2,y2,x,y)<r) End Function
Author Comments:
Just a simple pool game I did in two hours. The computer AI still needs some work, but 2 player mode is also included.
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