opensim-development – Blame information for rev 1
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| Rev | Author | Line No. | Line |
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| 1 | eva | 1 | /* |
| 2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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| 3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions are met: |
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| 7 | * * Redistributions of source code must retain the above copyright |
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| 8 | * notice, this list of conditions and the following disclaimer. |
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| 9 | * * Redistributions in binary form must reproduce the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer in the |
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| 11 | * documentation and/or other materials provided with the distribution. |
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| 12 | * * Neither the name of the OpenSimulator Project nor the |
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| 13 | * names of its contributors may be used to endorse or promote products |
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| 14 | * derived from this software without specific prior written permission. |
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| 15 | * |
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| 16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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| 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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| 18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| 19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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| 20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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| 21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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| 22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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| 23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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| 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 26 | */ |
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| 27 | |||
| 28 | using OpenSim.Framework; |
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| 29 | using OpenSim.Region.Framework.Interfaces; |
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| 30 | using OpenSim.Region.Framework.Scenes; |
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| 31 | |||
| 32 | namespace OpenSim.Region.CoreModules.World.Terrain.PaintBrushes |
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| 33 | { |
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| 34 | public class NoiseSphere : ITerrainPaintableEffect |
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| 35 | { |
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| 36 | #region ITerrainPaintableEffect Members |
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| 37 | |||
| 38 | public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration) |
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| 39 | { |
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| 40 | strength = TerrainUtil.MetersToSphericalStrength(strength); |
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| 41 | |||
| 42 | int x; |
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| 43 | for (x = 0; x < map.Width; x++) |
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| 44 | { |
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| 45 | int y; |
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| 46 | for (y = 0; y < map.Height; y++) |
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| 47 | { |
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| 48 | if (!mask[x,y]) |
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| 49 | continue; |
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| 50 | |||
| 51 | // Calculate a sphere and add it to the heighmap |
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| 52 | double z = strength; |
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| 53 | z *= z; |
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| 54 | z -= ((x - rx) * (x - rx)) + ((y - ry) * (y - ry)); |
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| 55 | |||
| 56 | double noise = TerrainUtil.PerlinNoise2D(x / (double) map.Width, y / (double) map.Height, 8, 1.0); |
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| 57 | |||
| 58 | if (z > 0.0) |
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| 59 | map[x, y] += noise * z * duration; |
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| 60 | } |
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| 61 | } |
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| 62 | } |
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| 63 | |||
| 64 | #endregion |
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| 65 | } |
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| 66 | } |