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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 OpenSimulator 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;
- using OpenSim.Region.Framework.Interfaces;
- namespace OpenSim.Region.CoreModules.World.Terrain.PaintBrushes
- {
- public class RaiseSphere : ITerrainPaintableEffect
- {
- #region ITerrainPaintableEffect Members
- public void PaintEffect(ITerrainChannel map, bool[,] mask, float rx, float ry, float rz,
- float size, float strength, int startX, int endX, int startY, int endY)
- {
- size = 0.5f *(float)Math.PI / size;
- float dx2;
- for (int x = startX; x <= endX; ++x)
- {
- dx2 = (x - rx) * (x - rx);
- for (int y = startY; y <= endY; ++y)
- {
- if (!mask[x, y])
- continue;
- // Calculate a cos-sphere and add it to the heighmap
- double r = Math.Sqrt(dx2 + (y - ry) * (y - ry));
- float distancefactor = (float)Math.Cos(r * size);
- if (distancefactor > 0.0)
- map[x, y] += distancefactor * strength;
- }
- }
- }
- #endregion
- }
- }
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