diff options
Diffstat (limited to 'OpenSim/Region/CoreModules/World/Terrain/PaintBrushes/SmoothSphere.cs')
-rw-r--r-- | OpenSim/Region/CoreModules/World/Terrain/PaintBrushes/SmoothSphere.cs | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/World/Terrain/PaintBrushes/SmoothSphere.cs b/OpenSim/Region/CoreModules/World/Terrain/PaintBrushes/SmoothSphere.cs new file mode 100644 index 0000000..6636d8f --- /dev/null +++ b/OpenSim/Region/CoreModules/World/Terrain/PaintBrushes/SmoothSphere.cs | |||
@@ -0,0 +1,100 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSim Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | |||
28 | using OpenSim.Region.Framework.Interfaces; | ||
29 | using OpenSim.Region.Framework.Scenes; | ||
30 | |||
31 | namespace OpenSim.Region.CoreModules.World.Terrain.PaintBrushes | ||
32 | { | ||
33 | public class SmoothSphere : ITerrainPaintableEffect | ||
34 | { | ||
35 | #region ITerrainPaintableEffect Members | ||
36 | |||
37 | public void PaintEffect(ITerrainChannel map, bool[,] mask, double rx, double ry, double rz, double strength, double duration) | ||
38 | { | ||
39 | strength = TerrainUtil.MetersToSphericalStrength(strength); | ||
40 | |||
41 | int x, y; | ||
42 | double[,] tweak = new double[map.Width,map.Height]; | ||
43 | |||
44 | double area = strength; | ||
45 | double step = strength / 4.0; | ||
46 | duration = 0.03; //MCP Should be read from ini file | ||
47 | |||
48 | |||
49 | // compute delta map | ||
50 | for (x = 0; x < map.Width; x++) | ||
51 | { | ||
52 | for (y = 0; y < map.Height; y++) | ||
53 | { | ||
54 | double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength); | ||
55 | |||
56 | if (z > 0) // add in non-zero amount | ||
57 | { | ||
58 | double average = 0.0; | ||
59 | int avgsteps = 0; | ||
60 | |||
61 | double n; | ||
62 | for (n = 0.0 - area; n < area; n += step) | ||
63 | { | ||
64 | double l; | ||
65 | for (l = 0.0 - area; l < area; l += step) | ||
66 | { | ||
67 | avgsteps++; | ||
68 | average += TerrainUtil.GetBilinearInterpolate(x + n, y + l, map); | ||
69 | } | ||
70 | } | ||
71 | tweak[x, y] = average / avgsteps; | ||
72 | } | ||
73 | } | ||
74 | } | ||
75 | // blend in map | ||
76 | for (x = 0; x < map.Width; x++) | ||
77 | { | ||
78 | for (y = 0; y < map.Height; y++) | ||
79 | { | ||
80 | if (!mask[x,y]) | ||
81 | continue; | ||
82 | |||
83 | double z = TerrainUtil.SphericalFactor(x, y, rx, ry, strength); | ||
84 | |||
85 | if (z > 0) // add in non-zero amount | ||
86 | { | ||
87 | double da = z; | ||
88 | double a = (map[x, y] - tweak[x, y]) * da; | ||
89 | double newz = map[x, y] - (a * duration); | ||
90 | |||
91 | if (newz > 0.0) | ||
92 | map[x, y] = newz; | ||
93 | } | ||
94 | } | ||
95 | } | ||
96 | } | ||
97 | |||
98 | #endregion | ||
99 | } | ||
100 | } | ||