/*

Copyright 2008 Tor-Einar Jarnbjo

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.

*/

package org.omtk.vorbis {

	import flash.errors.IllegalOperationError;
	import org.omtk.util.BitByteArray;
	
	public class Floor {
	
		public static const DB_STATIC_TABLE:Vector.<Number> = Vector.<Number>([
			1.0649863e-07, 1.1341951e-07, 1.2079015e-07, 1.2863978e-07,
			1.3699951e-07, 1.4590251e-07, 1.5538408e-07, 1.6548181e-07,
			1.7623575e-07, 1.8768855e-07, 1.9988561e-07, 2.128753e-07,
			2.2670913e-07, 2.4144197e-07, 2.5713223e-07, 2.7384213e-07,
			2.9163793e-07, 3.1059021e-07, 3.3077411e-07, 3.5226968e-07,
			3.7516214e-07, 3.9954229e-07, 4.2550680e-07, 4.5315863e-07,
			4.8260743e-07, 5.1396998e-07, 5.4737065e-07, 5.8294187e-07,
			6.2082472e-07, 6.6116941e-07, 7.0413592e-07, 7.4989464e-07,
			7.9862701e-07, 8.5052630e-07, 9.0579828e-07, 9.6466216e-07,
			1.0273513e-06, 1.0941144e-06, 1.1652161e-06, 1.2409384e-06,
			1.3215816e-06, 1.4074654e-06, 1.4989305e-06, 1.5963394e-06,
			1.7000785e-06, 1.8105592e-06, 1.9282195e-06, 2.0535261e-06,
			2.1869758e-06, 2.3290978e-06, 2.4804557e-06, 2.6416497e-06,
			2.8133190e-06, 2.9961443e-06, 3.1908506e-06, 3.3982101e-06,
			3.6190449e-06, 3.8542308e-06, 4.1047004e-06, 4.3714470e-06,
			4.6555282e-06, 4.9580707e-06, 5.2802740e-06, 5.6234160e-06,
			5.9888572e-06, 6.3780469e-06, 6.7925283e-06, 7.2339451e-06,
			7.7040476e-06, 8.2047000e-06, 8.7378876e-06, 9.3057248e-06,
			9.9104632e-06, 1.0554501e-05, 1.1240392e-05, 1.1970856e-05,
			1.2748789e-05, 1.3577278e-05, 1.4459606e-05, 1.5399272e-05,
			1.6400004e-05, 1.7465768e-05, 1.8600792e-05, 1.9809576e-05,
			2.1096914e-05, 2.2467911e-05, 2.3928002e-05, 2.5482978e-05,
			2.7139006e-05, 2.8902651e-05, 3.0780908e-05, 3.2781225e-05,
			3.4911534e-05, 3.7180282e-05, 3.9596466e-05, 4.2169667e-05,
			4.4910090e-05, 4.7828601e-05, 5.0936773e-05, 5.4246931e-05,
			5.7772202e-05, 6.1526565e-05, 6.5524908e-05, 6.9783085e-05,
			7.4317983e-05, 7.9147585e-05, 8.4291040e-05, 8.9768747e-05,
			9.5602426e-05, 0.00010181521, 0.00010843174, 0.00011547824,
			0.00012298267, 0.00013097477, 0.00013948625, 0.00014855085,
			0.00015820453, 0.00016848555, 0.00017943469, 0.00019109536,
			0.00020351382, 0.00021673929, 0.00023082423, 0.00024582449,
			0.00026179955, 0.00027881276, 0.00029693158, 0.00031622787,
			0.00033677814, 0.00035866388, 0.00038197188, 0.00040679456,
			0.00043323036, 0.00046138411, 0.00049136745, 0.00052329927,
			0.00055730621, 0.00059352311, 0.00063209358, 0.00067317058,
			0.00071691700, 0.00076350630, 0.00081312324, 0.00086596457,
			0.00092223983, 0.00098217216, 0.0010459992, 0.0011139742,
			0.0011863665, 0.0012634633, 0.0013455702, 0.0014330129,
			0.0015261382, 0.0016253153, 0.0017309374, 0.0018434235,
			0.0019632195, 0.0020908006, 0.0022266726, 0.0023713743,
			0.0025254795, 0.0026895994, 0.0028643847, 0.0030505286,
			0.0032487691, 0.0034598925, 0.0036847358, 0.0039241906,
			0.0041792066, 0.0044507950, 0.0047400328, 0.0050480668,
			0.0053761186, 0.0057254891, 0.0060975636, 0.0064938176,
			0.0069158225, 0.0073652516, 0.0078438871, 0.0083536271,
			0.0088964928, 0.009474637, 0.010090352, 0.010746080,
			0.011444421, 0.012188144, 0.012980198, 0.013823725,
			0.014722068, 0.015678791, 0.016697687, 0.017782797,
			0.018938423, 0.020169149, 0.021479854, 0.022875735,
			0.024362330, 0.025945531, 0.027631618, 0.029427276,
			0.031339626, 0.033376252, 0.035545228, 0.037855157,
			0.040315199, 0.042935108, 0.045725273, 0.048696758,
			0.051861348, 0.055231591, 0.058820850, 0.062643361,
			0.066714279, 0.071049749, 0.075666962, 0.080584227,
			0.085821044, 0.091398179, 0.097337747, 0.10366330,
			0.11039993, 0.11757434, 0.12521498, 0.13335215,
			0.14201813, 0.15124727, 0.16107617, 0.17154380,
			0.18269168, 0.19456402, 0.20720788, 0.22067342,
			0.23501402, 0.25028656, 0.26655159, 0.28387361,
			0.30232132, 0.32196786, 0.34289114, 0.36517414,
			0.38890521, 0.41417847, 0.44109412, 0.46975890,
			0.50028648, 0.53279791, 0.56742212, 0.60429640,
			0.64356699, 0.68538959, 0.72993007, 0.77736504,
			0.82788260, 0.88168307, 0.9389798, 1.0]);
	
		public static function createInstance(source:BitByteArray, header:SetupHeader):Floor {
	
			var type:int = source.readUnsignedBitwiseInt(16);
	
			switch (type) {
			case 0:
				return new Floor0(source, header);
			case 1:
				return new Floor1(source, header);
			default:
				throw new Error("Floor type " + type + " is not supported.");
			}
		}

		public function get type():int {
			throw new IllegalOperationError("operation not implemented");
		}
		
		public function decodeFloor(vorbis:VorbisStream, source:BitByteArray):Floor1 {
			throw new IllegalOperationError("operation not implemented");
		}
	
		public function computeFloor(vector:Vector.<Number>):void {
			throw new IllegalOperationError("operation not implemented");
		}
		

	}

	
}