{ Ported to FPC by Nikolay Nikolov (nickysn@users.sourceforge.net) } { HiColor example for OpenPTC 1.0 C++ implementation Copyright (c) Glenn Fiedler (ptc@gaffer.org) This source code is in the public domain } program HiColorExample; {$MODE objfpc} uses ptc; var console: TPTCConsole = nil; surface: TPTCSurface = nil; format: TPTCFormat = nil; pixels: PUint16; width, height: Integer; i: Integer; x, y, r, g, b: Integer; begin try try { create console } console := TPTCConsole.Create; { create format } format := TPTCFormat.Create(16, $F800, $07E0, $001F); { open the console } console.open('HiColor example', format); { create surface matching console dimensions } surface := TPTCSurface.Create(console.width, console.height, format); { loop until a key is pressed } while not console.KeyPressed do begin { lock surface } pixels := surface.lock; try { get surface dimensions } width := surface.width; height := surface.height; { draw random pixels } for i := 1 to 100 do begin { get random position } x := Random(width); y := Random(height); { get random color } r := Random(256); g := Random(256); b := Random(256); { draw color [r,g,b] at position [x,y] } pixels[x + y * width] := ((r and $00F8) shl 8) or ((g and $00FC) shl 3) or ((b and $00F8) shr 3); end; finally { unlock surface } surface.unlock; end; { copy to console } surface.copy(console); { update console } console.update; end; finally console.close; console.Free; surface.Free; format.Free; end; except on error: TPTCError do { report error } error.report; end; end.