Difference between revisions of "TPASort"

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Revision as of 10:52, 3 September 2011

Definition

procedure TPASort(var TPA: TPointArray);

Availability

SCAR Divi 3.26 > Current

Description

Sorts a given TPointArray TPA by distance from the origin (0, 0) using the fast ShellSort algorithm. An extended function with additional functionality is available as TPASortEx.

Example

var
  TPA: TPointArray;

begin
  TPA := [Point(2, 2), Point(0, 0), Point(5, 10), Point(0, 0)];
  TPASort(TPA);
  WriteLn('TPointArray: ' + TPAToStr(TPA));
end.

Output:

TPointArray: (0,0);(0,0);(2,2);(5,10)

See Also