_buildCharacterWhite( json, char = " ", scaleX = 1, scaleY = 1 ) {
		return new MSDFTypographicGlyph( this._font,
			{
				char,
				width: (json.info.size / 3)*scaleX,
				height: (json.info.size * 0.7)*scaleY,
			});
	}
@param {MSDFJson} json
@param char
@param scaleX
@param scaleY
@private