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GR32_Lowlevel

TestClip

function TestClip(var A: Integer; var B: Integer; const Size: Integer): Boolean; overload;

function TestClip(var A: Integer; var B: Integer; const Start: Integer; const Stop: Integer): Boolean; overload;

Description

First version: Exchange A <-> B only if B < A, then restrict both to [0..Size-1] range. Returns true if resulting range has common points with [0..Size-1] range.

Second version: Exchange A <-> B only if B < A, then restrict both to [Start..Stop-1] range. Returns true if resulting range has common points with [Start..Stop-1] range.

See Also

Clamp, Constrain

Copyright ©2000-2007 Alex Denisov and Contributors   -   Graphics32 v1.8.3   -   Build on 4-March-2007