/*
* Copyright 2013 MovingBlocks
*
* 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.terasology.utilities.procedural;
/**
* Provides or generates noise
*
*/
public interface Noise {
/**
* Returns the noise value at the given position.
*
* @param x Position on the x-axis
* @param y Position on the y-axis
* @return The noise value in the range [-1..1]
*/
float noise(int x, int y);
/**
* Returns the noise value at the given position.
*
* @param x Position on the x-axis
* @param y Position on the y-axis
* @param z Position on the z-axis
* @return The noise value in the range [-1..1]
*/
float noise(int x, int y, int z);
/**
* Returns the noise value at the given position.
*
* @param x Position on the x-axis
* @param y Position on the y-axis
* @return The noise value in the range [-1..1]
*/
float noise(float x, float y);
/**
* Returns the noise value at the given position.
*
* @param x Position on the x-axis
* @param y Position on the y-axis
* @param z Position on the z-axis
* @return The noise value in the range [-1..1]
*/
float noise(float x, float y, float z);
}