Function matrix

jquery.transform2d.js:275–366

( transform )

// turns a transform string into its "matrix(A,B,C,D,X,Y)" form (as an array, though)
function matrix( transform ) {
	transform = transform.split(")");
	var
			trim = $.trim
		, i = -1
		// last element of the array is an empty string, get rid of it
		, l = transform.length -1
		, split, prop, val
		, prev = supportFloat32Array ? new Float32Array(6) : []
		, curr = supportFloat32Array ? new Float32Array(6) : []
		, rslt = supportFloat32Array ? new Float32Array(6) : [1,0,0,1,0,0]
		;

	prev[0] = prev[3] = rslt[0] = rslt[3] = 1;
	prev[1] = prev[2] = prev[4] = prev[5] = 0;

	// Loop through the transform properties, parse and multiply them
	while ( ++i < l ) {
		split = transform[i].split("(");
		prop = trim(split[0]);
		val = split[1];
		curr[0] = curr[3] = 1;
		curr[1] = curr[2] = curr[4] = curr[5] = 0;

		switch (prop) {
			case _translate+"X":
				curr[4] = parseInt(val, 10);
				break;

			case _translate+"Y":
				curr[5] = parseInt(val, 10);
				break;

			case _translate:
				val = val.split(",");
				curr[4] = parseInt(val[0], 10);
				curr[5] = parseInt(val[1] || 0, 10);
				break;

			case _rotate:
				val = toRadian(val);
				curr[0] = Math.cos(val);
				curr[1] = Math.sin(val);
				curr[2] = -Math.sin(val);
				curr[3] = Math.cos(val);
				break;

			case _scale+"X":
				curr[0] = +val;
				break;

			case _scale+"Y":
				curr[3] = val;
				break;

			case _scale:
				val = val.split(",");
				curr[0] = val[0];