--- /dev/null
+{ ModeX Turbo Pascal Demo Program }\r
+{ Converted to Turbo Pascal by Scott Wyatt }\r
+{ Original program written in QuickBasic by Matt Prichard }\r
+{ Released to the Public Domain }\r
+{ }\r
+{ Thanks to Matt Prichard for his *EXCELLENT* ModeX Library }\r
+{ Additional Comments by Matt Pritchard }\r
+\r
+Uses Crt;\r
+\r
+{$L modex2.obj} { This file is the external ModeX Library .OBJ }\r
+{$F+}\r
+\r
+ { Mode Setting Routines }\r
+\r
+Function SET_VGA_MODEX (Mode,MaxXpos,MaxYpos,Pages : integer) : integer; external;\r
+Function SET_MODEX (Mode:integer) : Integer; external;\r
+\r
+ { Graphics Primitives }\r
+\r
+Procedure CLEAR_VGA_SCREEN (Color:integer); external;\r
+Procedure SET_POINT (Xpos,Ypos,Color : integer); external;\r
+Function READ_POINT (Xpos,Ypos:integer) : integer; external;\r
+Procedure FILL_BLOCK (Xpos1,Ypos1,Xpos2,Ypos2,Color:integer); external;\r
+Procedure DRAW_LINE (Xpos1,Ypos1,Xpos2,Ypos2,Color:integer); external;\r
+\r
+ { VGA DAC Routines }\r
+\r
+Procedure SET_DAC_REGISTER (RegNo,Red,Green,Blue:integer); external;\r
+Procedure GET_DAC_REGISTER (RegNo,Red,Green,Blue:integer); external;\r
+\r
+ { Page and Window Control Routines }\r
+\r
+Procedure SET_ACTIVE_PAGE (PageNo:integer); external;\r
+Function GET_ACTIVE_PAGE : integer; external;\r
+Procedure SET_DISPLAY_PAGE (PageNo:integer); external;\r
+Function GET_DISPLAY_PAGE : integer; external;\r
+Procedure SET_WINDOW (DisplayPage,XOffset,YOffset : integer); external;\r
+Function GET_X_OFFSET : integer; external;\r
+Function GET_Y_OFFSET : integer; external;\r
+Procedure SYNC_DISPLAY; external;\r
+\r
+ { Text Display Routines }\r
+\r
+Procedure GPRINTC (CharNum,Xpos,Ypos,ColorF,ColorB:integer); external;\r
+Procedure TGPRINTC ( CharNum,Xpos,Ypos,ColorF : integer); external;\r
+Procedure PRINT_STR (Var Text;MaxLen,Xpos,Ypos,ColorF,ColorB:integer); external;\r
+Procedure TPRINT_STR (Var Text;MaxLen,Xpos,Ypos,ColorF:integer); external;\r
+Procedure SET_DISPLAY_FONT (Var FontData;FontNumber:integer); external;\r
+\r
+ { Sprite and VGA memory -> Vga memory Copy Routines }\r
+\r
+Procedure DRAW_BITMAP (Var Image;Xpos,Ypos,Width,Height:integer); external;\r
+Procedure TDRAW_BITMAP (Var Image;Xpos,Ypos,Width,Height:integer); external;\r
+Procedure COPY_PAGE (SourcePage,DestPage:integer); external;\r
+Procedure COPY_BITMAP (SourcePage,X1,Y1,X2,Y2,DestPage,DestX1,DestY1:integer); external;\r
+\r
+{$F-}\r
+\r
+\r
+TYPE Sprite = Record\r
+ Xpos : INTEGER;\r
+ Ypos : INTEGER;\r
+ XDir : INTEGER;\r
+ YDir : INTEGER;\r
+ Shape : INTEGER;\r
+ LastX : INTEGER;\r
+ LastY : INTEGER;\r
+ END;\r
+\r
+\r
+CONST MaxShapes = 32;\r
+ Circle_16 : Array[1..16,1..16] of byte =\r
+ (( 0, 0, 0, 0, 0, 0, 20, 20, 20, 20, 0, 0, 0, 0, 0, 0),\r
+ ( 0, 0, 0, 0, 20, 20, 20, 20, 20, 20, 20, 20, 0, 0, 0, 0),\r
+ ( 0, 0, 0, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 0, 0, 0),\r
+ ( 0, 0, 20, 20, 20, 20, 0, 0, 0, 0, 20, 20, 20, 20, 0, 0),\r
+ ( 0, 20, 20, 20, 20, 0, 0, 0, 0, 0, 0, 20, 20, 20, 20, 0),\r
+ ( 0, 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20, 0),\r
+ ( 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20),\r
+ ( 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20),\r
+ ( 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20),\r
+ ( 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20),\r
+ ( 0, 20, 20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 20, 20, 20, 0),\r
+ ( 0, 20, 20, 20, 20, 0, 0, 0, 0, 0, 0, 20, 20, 20, 20, 0),\r
+ ( 0, 0, 20, 20, 20, 20, 0, 0, 0, 0, 20, 20, 20, 20, 0, 0),\r
+ ( 0, 0, 0, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 0, 0, 0),\r
+ ( 0, 0, 0, 0, 20, 20, 20, 20, 20, 20, 20, 20, 0, 0, 0, 0),\r
+ ( 0, 0, 0, 0, 0, 0, 20, 20, 20, 20, 0, 0, 0, 0, 0, 0));\r
+ Square_16 : Array[1..16,1..16] of byte =\r
+ (( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 0, 0, 0, 0, 0, 0, 0, 0, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21),\r
+ ( 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21));\r
+ Diamond : Array[1..8,1..8] of byte =\r
+ (( 0, 0, 0, 22, 22, 0, 0, 0),\r
+ ( 0, 0, 22, 22, 22, 22, 0, 0),\r
+ ( 0, 22, 22, 0, 0, 22, 22, 0),\r
+ ( 22, 22, 0, 0, 0, 0, 22, 22),\r
+ ( 22, 22, 0, 0, 0, 0, 22, 22),\r
+ ( 0, 22, 22, 0, 0, 22, 22, 0),\r
+ ( 0, 0, 22, 22, 22, 22, 0, 0),\r
+ ( 0, 0, 0, 22, 22, 0, 0, 0));\r
+ Rectangle : Array[1..8,1..3] of byte =\r
+ (( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23),\r
+ ( 23, 23, 23));\r
+\r
+ { Global Variables ? }\r
+\r
+Var\r
+ XCenter,X1,Y1,X2,Y2,Z,Colr,XChars,YChars,X,Y,N,Gap : Integer;\r
+ s : string;\r
+ s1 : Array[1..35] of Char;\r
+ ch : Char;\r
+ obj : Array[1..64] of Sprite;\r
+ ScreenX,ScreenY : Integer;\r
+ c, dc, SpriteX, SpriteY, CurrentPage, LastPage : Integer;\r
+ SetColor, SDir, PrevColor, PDir : Byte;\r
+ XView, YView : Integer;\r
+ XView_Change, YView_Change : Integer;\r
+ Right : Boolean;\r
+ Number_Of_Shapes : Byte;\r
+\r
+\r
+ { Error Handler - Returns to Text Mode & Displays Error }\r
+\r
+Procedure ERROR_OUT(s : string);\r
+ Begin\r
+ asm\r
+ mov ah,0\r
+ mov al,3\r
+ int 10h\r
+ end;\r
+ WriteLn(s);\r
+ Halt(0);\r
+END;\r
+\r
+ { Routine to Print a PASCAL string using Print_Str }\r
+\r
+Procedure Print_Text(s : string; X,Y,BColor,FColor : integer);\r
+Var\r
+ s1 : Array[1..135] of Char;\r
+ i : byte;\r
+Begin\r
+ For i := 1 to Length(s) DO\r
+ s1[i] := s[i];\r
+ Print_Str(s1,Length(s),X,Y,BColor,FColor);\r
+End;\r
+\r
+ { Routine to Transparently Print a PASCAL string using TPrint_Str }\r
+\r
+Procedure TPrint_Text(s : string; X,Y,Color : integer);\r
+Var\r
+ s1 : Array[1..135] of Char;\r
+ i : byte;\r
+Begin\r
+ For i := 1 to Length(s) DO\r
+ s1[i] := s[i];\r
+ TPrint_Str(s1,Length(s),X,Y,Color);\r
+End;\r
+\r
+ { Routines to show test patterns for a given mode }\r
+\r
+Procedure Demo_Res(Mode, Xmax, Ymax : integer);\r
+Begin\r
+\r
+ Str(mode,s);\r
+ If Set_ModeX(Mode) = 0 Then\r
+ Error_Out('Unable to SET_MODEX '+s);\r
+ Clear_VGA_Screen(0);\r
+\r
+ XCenter := Xmax div 2;\r
+ X1 := 10;\r
+ Y1 := 10;\r
+ X2 := Xmax - 1;\r
+ Y2 := Ymax - 1;\r
+\r
+ FOR Z := 0 TO 3 DO\r
+ Begin\r
+ Colr := 31 - Z * 2;\r
+ Draw_Line(X1 + Z, Y1 + Z, X2 - Z, Y1 + Z, Colr);\r
+ Draw_Line(X1 + Z, Y1 + Z, X1 + Z, Y2 - Z, Colr);\r
+ Draw_Line(X1 + Z, Y2 - Z, X2 - Z, Y2 - Z, Colr);\r
+ Draw_Line(X2 - Z, Y1 + Z, X2 - Z, Y2 - Z, Colr);\r
+ End;\r
+\r
+ XChars := Xmax div 10;\r
+ YChars := Ymax div 10;\r
+\r
+ FOR X := 0 TO XChars - 1 DO\r
+ Begin\r
+ TGPRINTC(48 + ((X + 1) MOD 10), X * 10 + 1, 1, 9 + ((X div 8) MOD 7));\r
+ DRAW_LINE(X * 10 + 9, 0, X * 10 + 9, 3, 15);\r
+ End;\r
+ FOR Y := 0 TO YChars - 1 DO\r
+ Begin\r
+ TGPRINTC(48 + ((Y + 1) MOD 10), 1, Y * 10 + 1, 9 + ((Y div 10) MOD 7));\r
+ DRAW_LINE(0, Y * 10 + 9, 3, Y * 10 + 9, 15);\r
+ End;\r
+\r
+ { Test Line Drawing }\r
+\r
+ FOR X := 0 TO 63 DO\r
+ Begin\r
+ N := 15 + ((X * 3) div 4);\r
+ SET_DAC_REGISTER(64 + X, N, N, N);\r
+ SET_DAC_REGISTER(128 + X, 0, N, N);\r
+ DRAW_LINE(103 - X, 60, 40 + X, 123, 64 + X);\r
+ DRAW_LINE(40, 60 + X, 103, 123 - X, 128 + X);\r
+ End;\r
+ s := 'Line Test';\r
+ PRINT_Text(s,37,130,1,0);\r
+\r
+ { Test Block Fills }\r
+\r
+ Y := 60;\r
+ Gap := 0;\r
+ FOR X := 0 TO 9 DO\r
+ Begin\r
+ FILL_BLOCK(120, Y, 120 + X, Y + Gap, 64 + X);\r
+ FILL_BLOCK(140 - (15 - X), Y, 150 + X, Y + Gap, 230 + X);\r
+ FILL_BLOCK(170 - (15 - X), Y, 170, Y + Gap, 128 + X);\r
+ Y := Y + Gap + 2;\r
+ Gap := Gap + 1;\r
+ End;\r
+ s := 'Fill Test';\r
+ Print_Text(s,110, 46, 2,0);\r
+\r
+ { Test Pixel Write and Read }\r
+\r
+ FOR X := 190 TO 250 DO\r
+ FOR Y := 60 TO 122 DO\r
+ SET_POINT( X, Y, X + Y + X + Y);\r
+\r
+ s := 'Pixel Test';\r
+ Print_Text(s,182, 130, 3,0);\r
+\r
+ FOR X := 190 TO 250 DO\r
+ FOR Y := 60 TO 122 DO\r
+ IF READ_POINT(X, Y) <> ((X + Y + X + Y) AND 255) THEN\r
+ WriteLn('READ_PIXEL Failure');\r
+\r
+ { Display rest of screen }\r
+\r
+ s := ' This is a MODE X demo ';\r
+ Print_Text(s,XCenter - (Length(s) * 4), 20, 3, 1);\r
+ s := 'Screen Resolution is by ';\r
+ X := XCenter - (Length(s) * 4);\r
+ Print_Text(s,X,30,4,0);\r
+ Str(XMax,s);\r
+ Print_Text(s, X + 8 * 21, 30, 8, 0);\r
+ Str(YMax,s);\r
+ Print_Text(s, X + 8 * 28, 30, 15, 0);\r
+\r
+ FOR X := 0 TO 15 DO\r
+ Begin\r
+ SET_DAC_REGISTER( 230 + X, 63 - X * 4, 0, 15 + X * 3);\r
+ DRAW_LINE(30 + X, Ymax - 6 - X, Xmax - 20 - X, Ymax - 6 - X, 230 + X);\r
+ End;\r
+ s := 'Press <ANY KEY> to Continue';\r
+ For x := 1 to length(s) DO\r
+ s1[x] := s[x];\r
+ TPrint_Str(s1, length(s), XCenter - (26 * 4), Ymax - 18, 5);\r
+\r
+ Ch := ReadKey;\r
+ IF Ch = #27 Then\r
+ Error_Out('Abort');\r
+\r
+End;\r
+\r
+\r
+ { Initialize Sprites for Sprite Demo }\r
+\r
+Procedure Init_Sprites;\r
+Var i : byte;\r
+Begin\r
+ For i := 1 to 64 DO\r
+ Begin\r
+ Obj[i].XPos := Random(300)+10;\r
+ Obj[i].YPos := Random(200)+20;\r
+ Obj[i].XDir := Random(10)-5;\r
+ Obj[i].YDir := Random(10)-5;\r
+ If (Obj[i].XDir = 0) AND (Obj[i].YDir = 0) Then\r
+ Begin\r
+ Obj[i].XDir := Random(5) + 1;\r
+ Obj[i].YDir := Random(5) + 1;\r
+ End;\r
+ Obj[i].Shape := Random(4)+1;\r
+ Obj[i].LastX := obj[i].XPos;\r
+ Obj[i].LastY := obj[i].YPos;\r
+ End;\r
+End;\r
+\r
+Procedure Set_Sprites(number : byte);\r
+Var i : Byte;\r
+Begin\r
+ For i := 1 to number DO\r
+ Begin\r
+ obj[i].LastX := obj[i].XPos;\r
+ obj[i].LastY := obj[i].YPos;\r
+ obj[i].XPos := obj[i].XPos + obj[i].XDir;\r
+ obj[i].YPos := obj[i].YPos + obj[i].YDir;\r
+ If (obj[i].XPos > 335) OR (obj[i].XPos < 5 ) Then\r
+ obj[i].XDir := -(obj[i].XDir);\r
+ If (obj[i].YPos > 220) OR (obj[i].YPos < 5) Then\r
+ obj[i].YDir := -(obj[i].YDir);\r
+ End;\r
+ For i := 1 to number DO\r
+ Case obj[i].Shape of\r
+ 1 : TDraw_Bitmap(Circle_16,obj[i].XPos,obj[i].YPos,16,16);\r
+ 2 : TDraw_Bitmap(Square_16,obj[i].XPos,obj[i].YPos,16,16);\r
+ 3 : TDraw_Bitmap(Diamond,obj[i].XPos,obj[i].YPos,8,8);\r
+ 4 : TDraw_Bitmap(Rectangle,obj[i].XPos,obj[i].YPos,3,8);\r
+ End;\r
+End;\r
+\r
+Procedure Remove_Sprites(p,number : byte);\r
+Var i : byte;\r
+Begin\r
+ For i := 1 to number DO\r
+ Copy_Bitmap(2,obj[i].LastX,obj[i].LastY,obj[i].LastX+16,obj[i].LastY+16,p,Obj[i].LastX,Obj[i].LastY);\r
+End;\r
+\r
+Procedure Page_Demo;\r
+Begin\r
+ Number_Of_Shapes := 64;\r
+ XView_Change := 1;\r
+ YView_Change := 1;\r
+ XView := 1;\r
+ YView := 1;\r
+ Right := TRUE;\r
+ ScreenX := 360;\r
+ ScreenY := 240;\r
+ PrevColor := 0;\r
+ SetColor := 3;\r
+ SDir := 1;\r
+ PDir := 1;\r
+ Str(0,s);\r
+\r
+ IF SET_VGA_MODEX(0, ScreenX, ScreenY, 3) = 0 THEN\r
+ ERROR_OUT('Unable to SET_VGA_MODEX' + S);\r
+\r
+ SET_ACTIVE_PAGE(0);\r
+ CLEAR_VGA_SCREEN(0);\r
+ PRINT_TEXT('This is a Test of the Following Functions:', 10, 9, 15, 0);\r
+ DRAW_LINE( 10, 18, 350, 18, 4);\r
+ Print_Text('SET_ACTIVE_PAGE', 10, 20, 1, 0);\r
+ Print_Text('SET_DISPLAY_PAGE', 10, 30, 3,0);\r
+ Print_Text('SET_DAC_REGISTER', 10, 40, 3, 0);\r
+ Print_Text('CLEAR_VGA_SCREEN', 10, 50, 13, 0);\r
+ Print_Text('TDRAW_BITMAP', 10, 60, 14, 0);\r
+ Print_Text('COPY_PAGE', 10, 70, 3, 0);\r
+ Print_Text('COPY_BITMAP', 10, 80, 13, 0);\r
+ Print_Text('GPRINTC', 10, 90, 1, 0);\r
+ Print_Text('TGPRINTC', 10, 100, 3, 0);\r
+ Print_Text('SYNC_DISPLAY', 10, 110, 3, 0);\r
+ Print_Text('SET_WINDOW', 10, 120, 14, 0);\r
+ Print_Text('VIRTUAL SCREEN SIZES', 190, 20, 1, 0);\r
+ Print_Text(' SMOOTH SCROLLING', 190, 30, 3, 0);\r
+ Print_Text(' SPRITE ANIMATION', 190, 40, 13, 0);\r
+ Print_Text(' PAGE FLIPPING', 190, 50, 3, 0);\r
+ Print_Text(' COLOR CYCLING', 190, 60, 14, 0);\r
+\r
+ FOR X := 0 TO 60 DO\r
+ Begin\r
+ SET_DAC_REGISTER( 50 + X, 3 + X, 0, 60 - X);\r
+ SET_DAC_REGISTER( 150 + X, 3 + X, 0, 60 - X);\r
+ End;\r
+\r
+ c := 0;\r
+ DC := 1;\r
+ FOR X := 0 TO ScreenX div 2 DO\r
+ Begin\r
+ DRAW_LINE( ScreenX div 2 - 1, ScreenY div 4, X, ScreenY - 1, c + 50);\r
+ DRAW_LINE( ScreenX div 2, ScreenY div 4, ScreenX - X - 1, ScreenY - 1, c + 50);\r
+ c := c + DC;\r
+ IF (c = 0) OR (c = 60) THEN DC := -DC;\r
+ End;\r
+\r
+ TPrint_Text('Press <ESC> to Continue', 82, 190, 15);\r
+ TPrint_Text('<+> = Fewer Shapes <-> = More Shapes', 32, 204, 12);\r
+ COPY_PAGE( 0, 1);\r
+ COPY_PAGE( 0, 2);\r
+\r
+ Ch := #0;\r
+ CurrentPage := 1;\r
+ LastPage := 0;\r
+ Set_Sprites(Number_Of_Shapes);\r
+ For c := 1 to 4 DO\r
+ Set_Dac_Register(19+c,63-(c*10),0,0);\r
+\r
+ While Ch <> #27 DO\r
+ Begin\r
+ Set_Active_Page(currentpage);\r
+ Set_Sprites(Number_Of_Shapes);\r
+ If Right Then\r
+ Begin\r
+ XView := XView + XView_Change;\r
+ If (XView > 38) OR (XView < 2) Then\r
+ Begin\r
+ XView_Change := -(XView_Change);\r
+ Right := FALSE;\r
+ End;\r
+ End\r
+ Else\r
+ Begin\r
+ YView := YView + YView_Change;\r
+ If (YView > 38) OR (YView < 2) Then\r
+ Begin\r
+ YView_Change := -(YView_Change);\r
+ Right := TRUE;\r
+ End;\r
+ End;\r
+\r
+ Set_Window(currentpage,XView,YView);\r
+ Set_Display_Page(currentpage);\r
+ Set_Dac_Register(50 + PrevColor, 3 + PrevColor, 0, 60 - PrevColor);\r
+ Set_Dac_Register(50 + SetColor, SetColor, 10, 63 - SetColor);\r
+ Set_Dac_Register(150 + PrevColor, 3 + PrevColor, 0, 60 - PrevColor);\r
+ Set_Dac_Register(150 + SetColor, 63, 63, SetColor);\r
+ SetColor := SetColor + SDir;\r
+ IF (SetColor = 60) OR (SetColor = 0) THEN SDir := -SDir;\r
+ PrevColor := PrevColor + PDir;\r
+ IF (PrevColor = 60) OR (PrevColor = 0) THEN PDir := -PDir;\r
+ Remove_Sprites(lastpage,Number_Of_Shapes);\r
+\r
+ If Keypressed Then\r
+ Begin\r
+ Ch := ReadKey;\r
+ Case Ch of\r
+ '-' : If Number_Of_Shapes > 1 Then\r
+ Begin\r
+ c := Number_Of_Shapes;\r
+ Copy_Bitmap(2,obj[c].XPos,obj[c].YPos,obj[c].XPos+16,obj[c].YPos+16,\r
+ currentpage,obj[c].XPos,obj[c].YPos);\r
+ Dec(Number_Of_Shapes);\r
+ End;\r
+ '+' : If Number_Of_Shapes < 64 Then Inc(Number_Of_Shapes);\r
+ End;\r
+ End;\r
+ lastpage := (lastpage+1) MOD 2;\r
+ currentpage := (currentpage+1) MOD 2;\r
+ End;\r
+END;\r
+\r
+ { MAIN ROUTINE - Run Through Demos and Exit }\r
+\r
+Begin\r
+\r
+ Randomize;\r
+ Init_Sprites;\r
+\r
+ Demo_Res(0, 320, 200);\r
+ Demo_Res(1, 320, 400);\r
+ Demo_Res(2, 360, 200);\r
+ Demo_Res(3, 360, 400);\r
+ Demo_Res(4, 320, 240);\r
+ Demo_Res(5, 320, 480);\r
+ Demo_Res(6, 360, 240);\r
+ Demo_Res(7, 360, 480);\r
+ Page_Demo;\r
+\r
+ asm\r
+ mov ah,0\r
+ mov al,3\r
+ int 10h\r
+ end;\r
+ WriteLn('THIS MODE X DEMO IS FINISHED');\r
+\r
+END.
\ No newline at end of file