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-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/FillModifier.cs93
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/LowerModifier.cs92
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/MaxModifier.cs92
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/MinModifier.cs92
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/NoiseModifier.cs108
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/RaiseModifier.cs92
-rw-r--r--OpenSim/Region/CoreModules/World/Terrain/Modifiers/SmoothModifier.cs131
7 files changed, 700 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/FillModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/FillModifier.cs
new file mode 100644
index 0000000..32f1de9
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/FillModifier.cs
@@ -0,0 +1,93 @@
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 OpenSimulator 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 */
27using System;
28
29using OpenSim.Region.CoreModules.World.Terrain;
30using OpenSim.Region.Framework.Interfaces;
31
32namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
33{
34 public class FillModifier : TerrainModifier
35 {
36
37 public FillModifier(ITerrainModule module) : base(module)
38 {
39 }
40
41 public override string ModifyTerrain(ITerrainChannel map, string[] args)
42 {
43 string result;
44 if (args.Length < 3)
45 {
46 result = "Usage: " + GetUsage();
47 }
48 else
49 {
50 TerrainModifierData data;
51 result = this.parseParameters(args, out data);
52
53 // Context-specific validation
54 if (result == String.Empty)
55 {
56 if (data.shape == String.Empty)
57 {
58 data.shape = "rectangle";
59 data.x0 = 0;
60 data.y0 = 0;
61 data.dx = map.Width;
62 data.dy = map.Height;
63 }
64 }
65
66 // if it's all good, then do the work
67 if (result == String.Empty)
68 {
69 this.applyModification(map, data);
70 }
71 }
72
73 return result;
74 }
75
76 public override string GetUsage()
77 {
78 string val = "fill <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
79 + "\nSets all points within the specified range to the specified value.";
80 return val;
81 }
82
83 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
84 {
85 double factor = this.computeBevel(data, x, y);
86 double result = data.elevation - (data.elevation - data.bevelevation) * factor;
87 return result;
88 }
89
90 }
91
92}
93
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/LowerModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/LowerModifier.cs
new file mode 100644
index 0000000..2ab4bcc
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/LowerModifier.cs
@@ -0,0 +1,92 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30
31namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
32{
33 public class LowerModifier : TerrainModifier
34 {
35 public LowerModifier(ITerrainModule module) : base(module)
36 {
37 }
38
39 public override string ModifyTerrain(ITerrainChannel map, string[] args)
40 {
41 string result;
42 if (args.Length < 3)
43 {
44 result = "Usage: " + GetUsage();
45 }
46 else
47 {
48 TerrainModifierData data;
49 result = this.parseParameters(args, out data);
50
51 // Context-specific validation
52 if (result == String.Empty)
53 {
54 if (data.shape == String.Empty)
55 {
56 data.shape = "rectangle";
57 data.x0 = 0;
58 data.y0 = 0;
59 data.dx = map.Width;
60 data.dy = map.Height;
61 }
62 }
63
64 // if it's all good, then do the work
65 if (result == String.Empty)
66 {
67 this.applyModification(map, data);
68 }
69 }
70
71 return result;
72 }
73
74 public override string GetUsage()
75 {
76 string val = "lower <delta> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<delta2>]"
77 + "\nLowers all points within the specified range by the specified amount.";
78 return val;
79
80 }
81
82 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
83 {
84 double factor = this.computeBevel(data, x, y);
85 double result = map[x, y] - (data.elevation - (data.elevation - data.bevelevation) * factor);
86 return result;
87 }
88
89 }
90
91}
92
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MaxModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MaxModifier.cs
new file mode 100644
index 0000000..0939c0a
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MaxModifier.cs
@@ -0,0 +1,92 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30
31namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
32{
33 public class MaxModifier : TerrainModifier
34 {
35 public MaxModifier(ITerrainModule module) : base(module)
36 {
37 }
38
39 public override string ModifyTerrain(ITerrainChannel map, string[] args)
40 {
41 string result;
42 if (args.Length < 3)
43 {
44 result = "Usage: " + GetUsage();
45 }
46 else
47 {
48 TerrainModifierData data;
49 result = this.parseParameters(args, out data);
50
51 // Context-specific validation
52 if (result == String.Empty)
53 {
54 if (data.shape == String.Empty)
55 {
56 data.shape = "rectangle";
57 data.x0 = 0;
58 data.y0 = 0;
59 data.dx = map.Width;
60 data.dy = map.Height;
61 }
62 }
63
64 // if it's all good, then do the work
65 if (result == String.Empty)
66 {
67 this.applyModification(map, data);
68 }
69 }
70
71 return result;
72 }
73
74 public override string GetUsage()
75 {
76 string val = "max <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
77 + "\nEnsures that all points within the specified range are no higher than the specified value.";
78 return val;
79
80 }
81
82 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
83 {
84 double factor = this.computeBevel(data, x, y);
85 double result = Math.Min(data.elevation - (data.elevation - data.bevelevation) * factor, map[x, y]);
86 return result;
87 }
88
89 }
90
91}
92
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MinModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MinModifier.cs
new file mode 100644
index 0000000..cbbccc0
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/MinModifier.cs
@@ -0,0 +1,92 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30
31namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
32{
33 public class MinModifier : TerrainModifier
34 {
35 public MinModifier(ITerrainModule module) : base(module)
36 {
37 }
38
39 public override string ModifyTerrain(ITerrainChannel map, string[] args)
40 {
41 string result;
42 if (args.Length < 3)
43 {
44 result = "Usage: " + GetUsage();
45 }
46 else
47 {
48 TerrainModifierData data;
49 result = this.parseParameters(args, out data);
50
51 // Context-specific validation
52 if (result == String.Empty)
53 {
54 if (data.shape == String.Empty)
55 {
56 data.shape = "rectangle";
57 data.x0 = 0;
58 data.y0 = 0;
59 data.dx = map.Width;
60 data.dy = map.Height;
61 }
62 }
63
64 // if it's all good, then do the work
65 if (result == String.Empty)
66 {
67 this.applyModification(map, data);
68 }
69 }
70
71 return result;
72 }
73
74 public override string GetUsage()
75 {
76 string val = "min <height> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<height2>]"
77 + "\nEnsures that all points within the specified range are no lower than the specified value.";
78 return val;
79
80 }
81
82 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
83 {
84 double factor = this.computeBevel(data, x, y);
85 double result = Math.Max(data.elevation - (data.elevation - data.bevelevation) * factor, map[x, y]);
86 return result;
87 }
88
89 }
90
91}
92
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/NoiseModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/NoiseModifier.cs
new file mode 100644
index 0000000..d6b95d0
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/NoiseModifier.cs
@@ -0,0 +1,108 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30using OpenSim.Region.Framework.Scenes;
31
32namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
33{
34 public class NoiseModifier : TerrainModifier
35 {
36 public NoiseModifier(ITerrainModule module) : base(module)
37 {
38 }
39
40 public override string ModifyTerrain(ITerrainChannel map, string[] args)
41 {
42 string result;
43 if (args.Length < 3)
44 {
45 result = "Usage: " + GetUsage();
46 }
47 else
48 {
49 TerrainModifierData data;
50 result = this.parseParameters(args, out data);
51
52 // Context-specific validation
53 if (result == String.Empty)
54 {
55 if (data.bevel == "taper")
56 {
57 if (data.bevelevation < 0.0 || data.bevelevation > 1.0)
58 {
59 result = String.Format("Taper must be 0.0 to 1.0: {0}", data.bevelevation);
60 }
61 }
62 else
63 {
64 data.bevelevation = 1.0f;
65 }
66
67 if (data.elevation < 0.0 || data.elevation > 1.0)
68 {
69 result = String.Format("Noise strength must be 0.0 to 1.0: {0}", data.elevation);
70 }
71
72 if (data.shape == String.Empty)
73 {
74 data.shape = "rectangle";
75 data.x0 = 0;
76 data.y0 = 0;
77 data.dx = map.Width;
78 data.dy = map.Height;
79 }
80 }
81
82 // if it's all good, then do the work
83 if (result == String.Empty)
84 {
85 this.applyModification(map, data);
86 }
87 }
88
89 return result;
90 }
91
92 public override string GetUsage()
93 {
94 string val = "noise <delta> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<delta2>]"
95 + "\nAdds noise to all points within the specified range.";
96 return val;
97 }
98
99 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
100 {
101 double factor = this.computeBevel(data, x, y);
102 double noise = TerrainUtil.PerlinNoise2D((double)x / map.GetLength(0), (double)y / map.GetLength(1), 8, 1.0);
103 return map[x, y] + (data.elevation - (data.elevation - data.bevelevation) * factor) * (noise - .5);
104 }
105
106 }
107
108}
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/RaiseModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/RaiseModifier.cs
new file mode 100644
index 0000000..35fb9d6
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/RaiseModifier.cs
@@ -0,0 +1,92 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30
31namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
32{
33 public class RaiseModifier : TerrainModifier
34 {
35 public RaiseModifier(ITerrainModule module) : base(module)
36 {
37 }
38
39 public override string ModifyTerrain(ITerrainChannel map, string[] args)
40 {
41 string result;
42 if (args.Length < 3)
43 {
44 result = "Usage: " + GetUsage();
45 }
46 else
47 {
48 TerrainModifierData data;
49 result = this.parseParameters(args, out data);
50
51 // Context-specific validation
52 if (result == String.Empty)
53 {
54 if (data.shape == String.Empty)
55 {
56 data.shape = "rectangle";
57 data.x0 = 0;
58 data.y0 = 0;
59 data.dx = map.Width;
60 data.dy = map.Height;
61 }
62 }
63
64 // if it's all good, then do the work
65 if (result == String.Empty)
66 {
67 this.applyModification(map, data);
68 }
69 }
70
71 return result;
72 }
73
74 public override string GetUsage()
75 {
76 string val = "raise <delta> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<delta2>]"
77 + "\nRaises all points within the specified range by the specified amount.";
78 return val;
79
80 }
81
82 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
83 {
84 double factor = this.computeBevel(data, x, y);
85 double result = map[x, y] + (data.elevation - (data.elevation - data.bevelevation) * factor);
86 return result;
87 }
88
89 }
90
91}
92
diff --git a/OpenSim/Region/CoreModules/World/Terrain/Modifiers/SmoothModifier.cs b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/SmoothModifier.cs
new file mode 100644
index 0000000..9f8d5b2
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Terrain/Modifiers/SmoothModifier.cs
@@ -0,0 +1,131 @@
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 OpenSimulator 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 */
27using System;
28using OpenSim.Region.CoreModules.World.Terrain;
29using OpenSim.Region.Framework.Interfaces;
30
31namespace OpenSim.Region.CoreModules.World.Terrain.Modifiers
32{
33 public class SmoothModifier : TerrainModifier
34 {
35 public SmoothModifier(ITerrainModule module) : base(module)
36 {
37 }
38
39 public override string ModifyTerrain(ITerrainChannel map, string[] args)
40 {
41 string result;
42 if (args.Length < 3)
43 {
44 result = "Usage: " + GetUsage();
45 }
46 else
47 {
48 TerrainModifierData data;
49 result = this.parseParameters(args, out data);
50
51 // Context-specific validation
52 if (result == String.Empty)
53 {
54 if (data.bevel == "taper")
55 {
56 if (data.bevelevation < 0.01 || data.bevelevation > 0.99)
57 {
58 result = String.Format("Taper must be 0.01 to 0.99: {0}", data.bevelevation);
59 }
60 }
61 else
62 {
63 data.bevelevation = 2.0f / 3.0f;
64 }
65
66 if (data.elevation < 0.0 || data.elevation > 1.0)
67 {
68 result = String.Format("Smoothing strength must be 0.0 to 1.0: {0}", data.elevation);
69 }
70
71 if (data.shape == String.Empty)
72 {
73 data.shape = "rectangle";
74 data.x0 = 0;
75 data.y0 = 0;
76 data.dx = map.Width;
77 data.dy = map.Height;
78 }
79 }
80
81 // if it's all good, then do the work
82 if (result == String.Empty)
83 {
84 this.applyModification(map, data);
85 }
86 }
87
88 return result;
89 }
90
91 public override string GetUsage()
92 {
93 string val = "smooth <strength> [ -rec=x1,y1,dx[,dy] | -ell=x0,y0,rx[,ry] ] [-taper=<fraction>]"
94 + "\nSmooths all points within the specified range using a simple averaging algorithm.";
95 return val;
96 }
97
98 public override double operate(double[,] map, TerrainModifierData data, int x, int y)
99 {
100 double[] scale = new double[3];
101 scale[0] = data.elevation;
102 scale[1] = ((1.0 - scale[0]) * data.bevelevation) / 8.0;
103 scale[2] = ((1.0 - scale[0]) * (1.0 - data.bevelevation)) / 16.0;
104 int xMax = map.GetLength(0);
105 int yMax = map.GetLength(1);
106 double result;
107 if ((x == 0) || (y == 0) || (x == (xMax - 1)) || (y == (yMax - 1)))
108 {
109 result = map[x, y];
110 }
111 else
112 {
113 result = 0.0;
114 for(int yPos = (y - 2); yPos < (y + 3); yPos++)
115 {
116 int yVal = (yPos <= 0) ? 0 : ((yPos < yMax) ? yPos : yMax - 1);
117 for(int xPos = (x - 2); xPos < (x + 3); xPos++)
118 {
119 int xVal = (xPos <= 0) ? 0 : ((xPos < xMax) ? xPos : xMax - 1);
120 int dist = Math.Max(Math.Abs(x - xVal), Math.Abs(y - yVal));
121 result += map[xVal, yVal] * scale[dist];
122 }
123 }
124 }
125 return result;
126 }
127
128 }
129
130}
131
generated by cgit v1.1 at 2024-07-05 04:56:30 +0000