diff options
Diffstat (limited to 'OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs')
-rw-r--r-- | OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs | 226 |
1 files changed, 113 insertions, 113 deletions
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs index bdd9f18..d17d9cb 100644 --- a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs +++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs | |||
@@ -1,114 +1,114 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ | 2 | * Copyright (c) Contributors, http://opensimulator.org/ |
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | 3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
4 | * | 4 | * |
5 | * Redistribution and use in source and binary forms, with or without | 5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions are met: | 6 | * modification, are permitted provided that the following conditions are met: |
7 | * * Redistributions of source code must retain the above copyright | 7 | * * Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. | 8 | * notice, this list of conditions and the following disclaimer. |
9 | * * Redistributions in binary form must reproduce the above copyright | 9 | * * Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the | 10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. | 11 | * documentation and/or other materials provided with the distribution. |
12 | * * Neither the name of the OpenSim Project nor the | 12 | * * Neither the name of the OpenSim Project nor the |
13 | * names of its contributors may be used to endorse or promote products | 13 | * names of its contributors may be used to endorse or promote products |
14 | * derived from this software without specific prior written permission. | 14 | * derived from this software without specific prior written permission. |
15 | * | 15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | 16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | 19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 | 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 | 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 | 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. | 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ | 26 | */ |
27 | 27 | ||
28 | using OpenSim.Region.Environment.Interfaces; | 28 | using OpenSim.Region.Environment.Interfaces; |
29 | 29 | ||
30 | namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes | 30 | namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes |
31 | { | 31 | { |
32 | public class SmoothArea : ITerrainFloodEffect | 32 | public class SmoothArea : ITerrainFloodEffect |
33 | { | 33 | { |
34 | #region ITerrainFloodEffect Members | 34 | #region ITerrainFloodEffect Members |
35 | 35 | ||
36 | public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength) | 36 | public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength) |
37 | { | 37 | { |
38 | double area = strength; | 38 | double area = strength; |
39 | double step = strength / 4.0; | 39 | double step = strength / 4.0; |
40 | 40 | ||
41 | double[,] manipulate = new double[map.Width,map.Height]; | 41 | double[,] manipulate = new double[map.Width,map.Height]; |
42 | int x, y; | 42 | int x, y; |
43 | for (x = 0; x < map.Width; x++) | 43 | for (x = 0; x < map.Width; x++) |
44 | { | 44 | { |
45 | for (y = 0; y < map.Height; y++) | 45 | for (y = 0; y < map.Height; y++) |
46 | { | 46 | { |
47 | if (!fillArea[x, y]) | 47 | if (!fillArea[x, y]) |
48 | continue; | 48 | continue; |
49 | 49 | ||
50 | double average = 0.0; | 50 | double average = 0.0; |
51 | int avgsteps = 0; | 51 | int avgsteps = 0; |
52 | 52 | ||
53 | double n; | 53 | double n; |
54 | for (n = 0.0 - area; n < area; n += step) | 54 | for (n = 0.0 - area; n < area; n += step) |
55 | { | 55 | { |
56 | double l; | 56 | double l; |
57 | for (l = 0.0 - area; l < area; l += step) | 57 | for (l = 0.0 - area; l < area; l += step) |
58 | { | 58 | { |
59 | avgsteps++; | 59 | avgsteps++; |
60 | average += GetBilinearInterpolate(x + n, y + l, map); | 60 | average += GetBilinearInterpolate(x + n, y + l, map); |
61 | } | 61 | } |
62 | } | 62 | } |
63 | 63 | ||
64 | manipulate[x, y] = average / avgsteps; | 64 | manipulate[x, y] = average / avgsteps; |
65 | } | 65 | } |
66 | } | 66 | } |
67 | for (x = 0; x < map.Width; x++) | 67 | for (x = 0; x < map.Width; x++) |
68 | { | 68 | { |
69 | for (y = 0; y < map.Height; y++) | 69 | for (y = 0; y < map.Height; y++) |
70 | { | 70 | { |
71 | if (!fillArea[x, y]) | 71 | if (!fillArea[x, y]) |
72 | continue; | 72 | continue; |
73 | 73 | ||
74 | map[x, y] = manipulate[x, y]; | 74 | map[x, y] = manipulate[x, y]; |
75 | } | 75 | } |
76 | } | 76 | } |
77 | } | 77 | } |
78 | 78 | ||
79 | #endregion | 79 | #endregion |
80 | 80 | ||
81 | private static double GetBilinearInterpolate(double x, double y, ITerrainChannel map) | 81 | private static double GetBilinearInterpolate(double x, double y, ITerrainChannel map) |
82 | { | 82 | { |
83 | int w = map.Width; | 83 | int w = map.Width; |
84 | int h = map.Height; | 84 | int h = map.Height; |
85 | 85 | ||
86 | if (x > w - 2.0) | 86 | if (x > w - 2.0) |
87 | x = w - 2.0; | 87 | x = w - 2.0; |
88 | if (y > h - 2.0) | 88 | if (y > h - 2.0) |
89 | y = h - 2.0; | 89 | y = h - 2.0; |
90 | if (x < 0.0) | 90 | if (x < 0.0) |
91 | x = 0.0; | 91 | x = 0.0; |
92 | if (y < 0.0) | 92 | if (y < 0.0) |
93 | y = 0.0; | 93 | y = 0.0; |
94 | 94 | ||
95 | int stepSize = 1; | 95 | int stepSize = 1; |
96 | double h00 = map[(int) x, (int) y]; | 96 | double h00 = map[(int) x, (int) y]; |
97 | double h10 = map[(int) x + stepSize, (int) y]; | 97 | double h10 = map[(int) x + stepSize, (int) y]; |
98 | double h01 = map[(int) x, (int) y + stepSize]; | 98 | double h01 = map[(int) x, (int) y + stepSize]; |
99 | double h11 = map[(int) x + stepSize, (int) y + stepSize]; | 99 | double h11 = map[(int) x + stepSize, (int) y + stepSize]; |
100 | double h1 = h00; | 100 | double h1 = h00; |
101 | double h2 = h10; | 101 | double h2 = h10; |
102 | double h3 = h01; | 102 | double h3 = h01; |
103 | double h4 = h11; | 103 | double h4 = h11; |
104 | double a00 = h1; | 104 | double a00 = h1; |
105 | double a10 = h2 - h1; | 105 | double a10 = h2 - h1; |
106 | double a01 = h3 - h1; | 106 | double a01 = h3 - h1; |
107 | double a11 = h1 - h2 - h3 + h4; | 107 | double a11 = h1 - h2 - h3 + h4; |
108 | double partialx = x - (int) x; | 108 | double partialx = x - (int) x; |
109 | double partialz = y - (int) y; | 109 | double partialz = y - (int) y; |
110 | double hi = a00 + (a10 * partialx) + (a01 * partialz) + (a11 * partialx * partialz); | 110 | double hi = a00 + (a10 * partialx) + (a01 * partialz) + (a11 * partialx * partialz); |
111 | return hi; | 111 | return hi; |
112 | } | 112 | } |
113 | } | 113 | } |
114 | } \ No newline at end of file | 114 | } \ No newline at end of file |