clockwerk-opensim-stable – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using System; |
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29 | using System.Drawing; |
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30 | using System.Drawing.Imaging; |
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31 | using System.IO; |
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32 | using OpenSim.Region.Framework.Interfaces; |
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33 | |||
34 | namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders |
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35 | { |
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36 | public class JPEG : ITerrainLoader |
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37 | { |
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38 | #region ITerrainLoader Members |
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39 | |||
40 | public string FileExtension |
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41 | { |
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42 | get { return ".jpg"; } |
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43 | } |
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44 | |||
45 | public ITerrainChannel LoadFile(string filename) |
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46 | { |
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47 | throw new NotImplementedException(); |
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48 | } |
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49 | |||
50 | public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h) |
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51 | { |
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52 | throw new NotImplementedException(); |
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53 | } |
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54 | |||
55 | public ITerrainChannel LoadStream(Stream stream) |
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56 | { |
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57 | throw new NotImplementedException(); |
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58 | } |
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59 | |||
60 | public void SaveFile(string filename, ITerrainChannel map) |
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61 | { |
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62 | Bitmap colours = CreateBitmapFromMap(map); |
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63 | |||
64 | colours.Save(filename, ImageFormat.Jpeg); |
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65 | } |
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66 | |||
67 | /// <summary> |
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68 | /// Exports a stream using a System.Drawing exporter. |
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69 | /// </summary> |
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70 | /// <param name="stream">The target stream</param> |
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71 | /// <param name="map">The terrain channel being saved</param> |
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72 | public void SaveStream(Stream stream, ITerrainChannel map) |
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73 | { |
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74 | Bitmap colours = CreateBitmapFromMap(map); |
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75 | |||
76 | colours.Save(stream, ImageFormat.Jpeg); |
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77 | } |
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78 | |||
79 | public virtual void SaveFile(ITerrainChannel m_channel, string filename, |
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80 | int offsetX, int offsetY, |
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81 | int fileWidth, int fileHeight, |
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82 | int regionSizeX, int regionSizeY) |
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83 | { |
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84 | throw new System.Exception("Not Implemented"); |
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85 | } |
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86 | |||
87 | #endregion |
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88 | |||
89 | public override string ToString() |
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90 | { |
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91 | return "JPEG"; |
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92 | } |
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93 | |||
94 | //Returns true if this extension is supported for terrain save-tile |
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95 | public bool SupportsTileSave() |
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96 | { |
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97 | return false; |
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98 | } |
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99 | |||
100 | private static Bitmap CreateBitmapFromMap(ITerrainChannel map) |
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101 | { |
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102 | int pallete; |
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103 | Bitmap bmp; |
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104 | Color[] colours; |
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105 | |||
106 | using (Bitmap gradientmapLd = new Bitmap("defaultstripe.png")) |
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107 | { |
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108 | pallete = gradientmapLd.Height; |
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109 | |||
110 | bmp = new Bitmap(map.Width, map.Height); |
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111 | colours = new Color[pallete]; |
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112 | |||
113 | for (int i = 0; i < pallete; i++) |
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114 | { |
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115 | colours[i] = gradientmapLd.GetPixel(0, i); |
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116 | } |
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117 | } |
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118 | |||
119 | for (int y = 0; y < map.Height; y++) |
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120 | { |
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121 | for (int x = 0; x < map.Width; x++) |
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122 | { |
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123 | // 512 is the largest possible height before colours clamp |
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124 | int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 512.0), 0.0) * (pallete - 1)); |
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125 | bmp.SetPixel(x, map.Height - y - 1, colours[colorindex]); |
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126 | } |
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127 | } |
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128 | return bmp; |
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129 | } |
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130 | } |
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131 | } |