// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
//
//
//  Creation Date:  06 Jan 2004
//
//  Description:
//      Populates a ramp control widget from the control points described in
//      an option var.
//		
//

global proc setRampAttributeFromOptionVar( string $node, string $rampAttr, string $optionVar )
{
	string $optionVars[] = `optionVar -q $optionVar`;
	int $points = `size $optionVars`;
	int $instances = `getAttr -size ( $node + "." + $rampAttr )`;
	int $i;

	for ( $i = $points; $i < $instances; $i++ )
	{
		removeMultiInstance ( $node + "." + $rampAttr + "[" + $i + "]" );
	}

	for ( $i = 0; $i < $points; $i++ )
	{
		string $values[];
		tokenize $optionVars[$i] "," $values;
		float $value = $values[0];
		float $position = $values[1];
		int $interp = $values[2];
		setAttr ( $node + "." + $rampAttr + "[" + $i + "]." + $rampAttr + "_Position" ) $position;
		setAttr ( $node + "." + $rampAttr + "[" + $i + "]." + $rampAttr + "_FloatValue" ) $value;
		setAttr ( $node + "." + $rampAttr + "[" + $i + "]." + $rampAttr + "_Interp" ) $interp;
	}
}