diff options
Diffstat (limited to 'OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs')
-rw-r--r-- | OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs b/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs new file mode 100644 index 0000000..f8e31f8 --- /dev/null +++ b/OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs | |||
@@ -0,0 +1,112 @@ | |||
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 System; | ||
29 | using System.Drawing; | ||
30 | using System.Drawing.Imaging; | ||
31 | using System.IO; | ||
32 | using OpenSim.Region.Framework.Interfaces; | ||
33 | |||
34 | namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders | ||
35 | { | ||
36 | public class JPEG : ITerrainLoader | ||
37 | { | ||
38 | #region ITerrainLoader Members | ||
39 | |||
40 | public string FileExtension | ||
41 | { | ||
42 | get { return ".jpg"; } | ||
43 | } | ||
44 | |||
45 | public ITerrainChannel LoadFile(string filename) | ||
46 | { | ||
47 | throw new NotImplementedException(); | ||
48 | } | ||
49 | |||
50 | public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h) | ||
51 | { | ||
52 | throw new NotImplementedException(); | ||
53 | } | ||
54 | |||
55 | public ITerrainChannel LoadStream(Stream stream) | ||
56 | { | ||
57 | throw new NotImplementedException(); | ||
58 | } | ||
59 | |||
60 | public void SaveFile(string filename, ITerrainChannel map) | ||
61 | { | ||
62 | Bitmap colours = CreateBitmapFromMap(map); | ||
63 | |||
64 | colours.Save(filename, ImageFormat.Jpeg); | ||
65 | } | ||
66 | |||
67 | /// <summary> | ||
68 | /// Exports a stream using a System.Drawing exporter. | ||
69 | /// </summary> | ||
70 | /// <param name="stream">The target stream</param> | ||
71 | /// <param name="map">The terrain channel being saved</param> | ||
72 | public void SaveStream(Stream stream, ITerrainChannel map) | ||
73 | { | ||
74 | Bitmap colours = CreateBitmapFromMap(map); | ||
75 | |||
76 | colours.Save(stream, ImageFormat.Jpeg); | ||
77 | } | ||
78 | |||
79 | #endregion | ||
80 | |||
81 | public override string ToString() | ||
82 | { | ||
83 | return "JPEG"; | ||
84 | } | ||
85 | |||
86 | private static Bitmap CreateBitmapFromMap(ITerrainChannel map) | ||
87 | { | ||
88 | Bitmap gradientmapLd = new Bitmap("defaultstripe.png"); | ||
89 | |||
90 | int pallete = gradientmapLd.Height; | ||
91 | |||
92 | Bitmap bmp = new Bitmap(map.Width, map.Height); | ||
93 | Color[] colours = new Color[pallete]; | ||
94 | |||
95 | for (int i = 0; i < pallete; i++) | ||
96 | { | ||
97 | colours[i] = gradientmapLd.GetPixel(0, i); | ||
98 | } | ||
99 | |||
100 | for (int y = 0; y < map.Height; y++) | ||
101 | { | ||
102 | for (int x = 0; x < map.Width; x++) | ||
103 | { | ||
104 | // 512 is the largest possible height before colours clamp | ||
105 | int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 512.0), 0.0) * (pallete - 1)); | ||
106 | bmp.SetPixel(x, map.Height - y - 1, colours[colorindex]); | ||
107 | } | ||
108 | } | ||
109 | return bmp; | ||
110 | } | ||
111 | } | ||
112 | } | ||