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-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/FlattenArea.cs71
-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/LowerArea.cs54
-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/NoiseArea.cs56
-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RaiseArea.cs53
-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RevertArea.cs60
-rw-r--r--OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs114
6 files changed, 408 insertions, 0 deletions
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/FlattenArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/FlattenArea.cs
new file mode 100644
index 0000000..7bf81d3
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/FlattenArea.cs
@@ -0,0 +1,71 @@
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
28using OpenSim.Region.Environment.Interfaces;
29
30namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes
31{
32 public class FlattenArea : ITerrainFloodEffect
33 {
34 #region ITerrainFloodEffect Members
35
36 public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength)
37 {
38 double sum = 0.0;
39 double steps = 0.0;
40 double avg;
41
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 {
49 sum += map[x, y];
50 steps += 1.0;
51 }
52 }
53 }
54
55 avg = sum / steps;
56
57 double str = 0.1 * strength; // == 0.2 in the default client
58
59 for (x = 0; x < map.Width; x++)
60 {
61 for (y = 0; y < map.Height; y++)
62 {
63 if (fillArea[x, y])
64 map[x, y] = (map[x, y] * (1.0 - str)) + (avg * str);
65 }
66 }
67 }
68
69 #endregion
70 }
71} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/LowerArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/LowerArea.cs
new file mode 100644
index 0000000..a7a4431
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/LowerArea.cs
@@ -0,0 +1,54 @@
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
28using OpenSim.Region.Environment.Interfaces;
29
30namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes
31{
32 public class LowerArea : ITerrainFloodEffect
33 {
34 #region ITerrainFloodEffect Members
35
36 public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength)
37 {
38 int x;
39 for (x = 0; x < map.Width; x++)
40 {
41 int y;
42 for (y = 0; y < map.Height; y++)
43 {
44 if (fillArea[x, y])
45 {
46 map[x, y] -= strength;
47 }
48 }
49 }
50 }
51
52 #endregion
53 }
54} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/NoiseArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/NoiseArea.cs
new file mode 100644
index 0000000..3da3826
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/NoiseArea.cs
@@ -0,0 +1,56 @@
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
28using OpenSim.Framework;
29using OpenSim.Region.Environment.Interfaces;
30
31namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes
32{
33 public class NoiseArea : ITerrainFloodEffect
34 {
35 #region ITerrainFloodEffect Members
36
37 public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength)
38 {
39 int x, y;
40 for (x = 0; x < map.Width; x++)
41 {
42 for (y = 0; y < map.Height; y++)
43 {
44 if (fillArea[x, y])
45 {
46 double noise = TerrainUtil.PerlinNoise2D((double) x / Constants.RegionSize, (double) y / Constants.RegionSize, 8, 1.0);
47
48 map[x, y] += noise * strength;
49 }
50 }
51 }
52 }
53
54 #endregion
55 }
56} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RaiseArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RaiseArea.cs
new file mode 100644
index 0000000..b57caed
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RaiseArea.cs
@@ -0,0 +1,53 @@
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
28using OpenSim.Region.Environment.Interfaces;
29
30namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes
31{
32 public class RaiseArea : ITerrainFloodEffect
33 {
34 #region ITerrainFloodEffect Members
35
36 public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength)
37 {
38 int x, y;
39 for (x = 0; x < map.Width; x++)
40 {
41 for (y = 0; y < map.Height; y++)
42 {
43 if (fillArea[x, y])
44 {
45 map[x, y] += strength;
46 }
47 }
48 }
49 }
50
51 #endregion
52 }
53} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RevertArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RevertArea.cs
new file mode 100644
index 0000000..76a2cae
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/RevertArea.cs
@@ -0,0 +1,60 @@
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
28using OpenSim.Region.Environment.Interfaces;
29
30namespace OpenSim.Region.Environment.Modules.World.Terrain.FloodBrushes
31{
32 public class RevertArea : ITerrainFloodEffect
33 {
34 private readonly ITerrainChannel m_revertmap;
35
36 public RevertArea(ITerrainChannel revertmap)
37 {
38 m_revertmap = revertmap;
39 }
40
41 #region ITerrainFloodEffect Members
42
43 public void FloodEffect(ITerrainChannel map, bool[,] fillArea, double strength)
44 {
45 int x, y;
46 for (x = 0; x < map.Width; x++)
47 {
48 for (y = 0; y < map.Height; y++)
49 {
50 if (fillArea[x, y])
51 {
52 map[x, y] = (map[x, y] * (1.0 - strength)) + (m_revertmap[x, y] * strength);
53 }
54 }
55 }
56 }
57
58 #endregion
59 }
60} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs
new file mode 100644
index 0000000..bdd9f18
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/World/Terrain/FloodBrushes/SmoothArea.cs
@@ -0,0 +1,114 @@
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
28using OpenSim.Region.Environment.Interfaces;
29
30namespace OpenSim.Region.Environment.Modules.World.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
generated by cgit v1.1 at 2024-11-16 10:25:44 +0000