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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
using System;
namespace libTerrain
{
partial class Channel
{
/// <summary>
/// Generates 'number' of worms which navigate randomly around the landscape creating terrain as they go.
/// </summary>
/// <param name="number">The number of worms which will traverse the map</param>
/// <param name="rounds">The number of steps each worm will traverse</param>
/// <param name="movement">The maximum distance each worm will move each step</param>
/// <param name="size">The size of the area around the worm modified</param>
/// <param name="centerspawn">Do worms start in the middle, or randomly?</param>
public void Worms(int number, int rounds, double movement, double size, bool centerspawn)
{
SetDiff();
Random random = new Random(seed);
int i, j;
for (i = 0; i < number; i++)
{
double rx, ry;
if (centerspawn)
{
rx = w/2.0;
ry = h/2.0;
}
else
{
rx = random.NextDouble()*(w - 1);
ry = random.NextDouble()*(h - 1);
}
for (j = 0; j < rounds; j++)
{
rx += (random.NextDouble()*movement) - (movement/2.0);
ry += (random.NextDouble()*movement) - (movement/2.0);
Raise(rx, ry, size, 1.0);
}
}
}
}
}
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