Never been to TextSnippets before?

Snippets is a public source code repository. Easily build up your personal collection of code snippets, categorize them with tags / keywords, and share them with the world (or not, you can keep them private!)

About this user

« Newer Snippets
Older Snippets »
1 total  XML / RSS feed 

Mono Noise

procedure MonoNoise(var Bitmap: TBitmap; Amount: Integer);
var
Row:^TRGBTriple;
H,V,a: Integer;
begin
  for V:=0 to Bitmap.Height-1 do
  begin
    Row:=Bitmap.ScanLine[V];
    for H:=0 to Bitmap.Width-1 do
    begin
      a:=Random(Amount)-(Amount shr 1);

      Row.rgbtBlue :=IntToByte(Row.rgbtBlue+a);
      Row.rgbtGreen :=IntToByte(Row.rgbtGreen+a);
      Row.rgbtRed :=IntToByte(Row.rgbtRed+a);
      inc(Row);
    end;
  end;
end;
« Newer Snippets
Older Snippets »
1 total  XML / RSS feed