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Diffstat (limited to '')
-rw-r--r-- | OpenSim/Region/Environment/Modules/Terrain/FloodBrushes/SmoothArea.cs | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/OpenSim/Region/Environment/Modules/Terrain/FloodBrushes/SmoothArea.cs b/OpenSim/Region/Environment/Modules/Terrain/FloodBrushes/SmoothArea.cs deleted file mode 100644 index 49d8883..0000000 --- a/OpenSim/Region/Environment/Modules/Terrain/FloodBrushes/SmoothArea.cs +++ /dev/null | |||
@@ -1,114 +0,0 @@ | |||
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.Environment.Interfaces; | ||
29 | |||
30 | namespace OpenSim.Region.Environment.Modules.Terrain.FloodBrushes | ||
31 | { | ||
32 | public class SmoothArea : ITerrainFloodEffect | ||
33 | { | ||
34 | #region ITerrainFloodEffect Members | ||
35 | |||
36 | public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength) | ||
37 | { | ||
38 | double area = strength; | ||
39 | double step = strength / 4.0; | ||
40 | |||
41 | double[,] manipulate = new double[map.Width,map.Height]; | ||
42 | int x, y; | ||
43 | for (x = 0; x < map.Width; x++) | ||
44 | { | ||
45 | for (y = 0; y < map.Height; y++) | ||
46 | { | ||
47 | if (!fillArea[x, y]) | ||
48 | continue; | ||
49 | |||
50 | double average = 0.0; | ||
51 | int avgsteps = 0; | ||
52 | |||
53 | double n; | ||
54 | for (n = 0.0 - area; n < area; n += step) | ||
55 | { | ||
56 | double l; | ||
57 | for (l = 0.0 - area; l < area; l += step) | ||
58 | { | ||
59 | avgsteps++; | ||
60 | average += GetBilinearInterpolate(x + n, y + l, map); | ||
61 | } | ||
62 | } | ||
63 | |||
64 | manipulate[x, y] = average / avgsteps; | ||
65 | } | ||
66 | } | ||
67 | for (x = 0; x < map.Width; x++) | ||
68 | { | ||
69 | for (y = 0; y < map.Height; y++) | ||
70 | { | ||
71 | if (!fillArea[x, y]) | ||
72 | continue; | ||
73 | |||
74 | map[x, y] = manipulate[x, y]; | ||
75 | } | ||
76 | } | ||
77 | } | ||
78 | |||
79 | #endregion | ||
80 | |||
81 | private static double GetBilinearInterpolate(double x, double y, ITerrainChannel map) | ||
82 | { | ||
83 | int w = map.Width; | ||
84 | int h = map.Height; | ||
85 | |||
86 | if (x > w - 2.0) | ||
87 | x = w - 2.0; | ||
88 | if (y > h - 2.0) | ||
89 | y = h - 2.0; | ||
90 | if (x < 0.0) | ||
91 | x = 0.0; | ||
92 | if (y < 0.0) | ||
93 | y = 0.0; | ||
94 | |||
95 | int stepSize = 1; | ||
96 | double h00 = map[(int) x, (int) y]; | ||
97 | double h10 = map[(int) x + stepSize, (int) y]; | ||
98 | double h01 = map[(int) x, (int) y + stepSize]; | ||
99 | double h11 = map[(int) x + stepSize, (int) y + stepSize]; | ||
100 | double h1 = h00; | ||
101 | double h2 = h10; | ||
102 | double h3 = h01; | ||
103 | double h4 = h11; | ||
104 | double a00 = h1; | ||
105 | double a10 = h2 - h1; | ||
106 | double a01 = h3 - h1; | ||
107 | double a11 = h1 - h2 - h3 + h4; | ||
108 | double partialx = x - (int) x; | ||
109 | double partialz = y - (int) y; | ||
110 | double hi = a00 + (a10 * partialx) + (a01 * partialz) + (a11 * partialx * partialz); | ||
111 | return hi; | ||
112 | } | ||
113 | } | ||
114 | } \ No newline at end of file | ||