Difference between revisions of "ReverseTPA"

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#REDIRECT [[TPAInvert]]
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==Definition==
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<source lang="scar" lines="false">
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procedure InvertTPA(var TPA: TPointArray);
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</source>
 +
 
 +
==Availability==
 +
SCAR Divi 3.20b > Current
 +
 
 +
===Aliases===
 +
*TPAInvert (SCAR Divi 3.26 > Current)
 +
 
 +
==Description==
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This function inverts a given [[TPointArray]] '''TPA''' by reversing the order of the coordinates contained in within it.
 +
 
 +
==Example==
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<source lang="scar">
 +
var
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  TPA: TPointArray;
 +
 
 +
begin
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  TPA := [Point(0, 0), Point(2, 2), Point(5, 10)];
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  InvertTPA(TPA);
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  WriteLn('TPointArray: ' + TPAToStr(TPA));
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end.
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</source>
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Output:
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TPointArray: (5,10);(2,2);(0,0)
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==See Also==
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*[[TPASort]]
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*[[TPASortEx]]
  
 
[[Category:Functions]]
 
[[Category:Functions]]
 
[[Category:TPA Functions]]
 
[[Category:TPA Functions]]
 
[[Category:Array Functions]]
 
[[Category:Array Functions]]

Revision as of 19:12, 20 October 2011

Definition

procedure InvertTPA(var TPA: TPointArray);

Availability

SCAR Divi 3.20b > Current

Aliases

  • TPAInvert (SCAR Divi 3.26 > Current)

Description

This function inverts a given TPointArray TPA by reversing the order of the coordinates contained in within it.

Example

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

Output:

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

See Also