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Diffstat (limited to '')
-rw-r--r-- | OpenSim/Region/Environment/Modules/Terrain/FileLoaders/GenericSystemDrawing.cs | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/GenericSystemDrawing.cs b/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/GenericSystemDrawing.cs deleted file mode 100644 index b05c1cd..0000000 --- a/OpenSim/Region/Environment/Modules/Terrain/FileLoaders/GenericSystemDrawing.cs +++ /dev/null | |||
@@ -1,172 +0,0 @@ | |||
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 OpenSim.Region.Environment.Interfaces; | ||
32 | |||
33 | namespace OpenSim.Region.Environment.Modules.Terrain.FileLoaders | ||
34 | { | ||
35 | /// <summary> | ||
36 | /// A virtual class designed to have methods overloaded, | ||
37 | /// this class provides an interface for a generic image | ||
38 | /// saving and loading mechanism, but does not specify the | ||
39 | /// format. It should not be insubstantiated directly. | ||
40 | /// </summary> | ||
41 | public class GenericSystemDrawing : ITerrainLoader | ||
42 | { | ||
43 | #region ITerrainLoader Members | ||
44 | |||
45 | public string FileExtension | ||
46 | { | ||
47 | get { return ".gsd"; } | ||
48 | } | ||
49 | |||
50 | /// <summary> | ||
51 | /// Loads a file from a specified filename on the disk, | ||
52 | /// parses the image using the System.Drawing parsers | ||
53 | /// then returns a terrain channel. Values are | ||
54 | /// returned based on HSL brightness between 0m and 128m | ||
55 | /// </summary> | ||
56 | /// <param name="filename">The target image to load</param> | ||
57 | /// <returns>A terrain channel generated from the image.</returns> | ||
58 | public virtual ITerrainChannel LoadFile(string filename) | ||
59 | { | ||
60 | Bitmap file = new Bitmap(filename); | ||
61 | |||
62 | ITerrainChannel retval = new TerrainChannel(file.Width, file.Height); | ||
63 | |||
64 | int x, y; | ||
65 | for (x = 0; x < file.Width; x++) | ||
66 | { | ||
67 | for (y = 0; y < file.Height; y++) | ||
68 | { | ||
69 | retval[x, y] = file.GetPixel(x, y).GetBrightness() * 128; | ||
70 | } | ||
71 | } | ||
72 | |||
73 | return retval; | ||
74 | } | ||
75 | |||
76 | public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h) | ||
77 | { | ||
78 | throw new NotImplementedException(); | ||
79 | } | ||
80 | |||
81 | /// <summary> | ||
82 | /// Exports a file to a image on the disk using a System.Drawing exporter. | ||
83 | /// </summary> | ||
84 | /// <param name="filename">The target filename</param> | ||
85 | /// <param name="map">The terrain channel being saved</param> | ||
86 | public virtual void SaveFile(string filename, ITerrainChannel map) | ||
87 | { | ||
88 | Bitmap colours = CreateGrayscaleBitmapFromMap(map); | ||
89 | |||
90 | colours.Save(filename, ImageFormat.Png); | ||
91 | } | ||
92 | |||
93 | #endregion | ||
94 | |||
95 | public override string ToString() | ||
96 | { | ||
97 | return "SYS.DRAWING"; | ||
98 | } | ||
99 | |||
100 | /// <summary> | ||
101 | /// Protected method, generates a grayscale bitmap | ||
102 | /// image from a specified terrain channel. | ||
103 | /// </summary> | ||
104 | /// <param name="map">The terrain channel to export to bitmap</param> | ||
105 | /// <returns>A System.Drawing.Bitmap containing a grayscale image</returns> | ||
106 | protected Bitmap CreateGrayscaleBitmapFromMap(ITerrainChannel map) | ||
107 | { | ||
108 | Bitmap bmp = new Bitmap(map.Width, map.Height); | ||
109 | |||
110 | int pallete = 256; | ||
111 | |||
112 | Color[] grays = new Color[pallete]; | ||
113 | for (int i = 0; i < grays.Length; i++) | ||
114 | { | ||
115 | grays[i] = Color.FromArgb(i, i, i); | ||
116 | } | ||
117 | |||
118 | for (int y = 0; y < map.Height; y++) | ||
119 | { | ||
120 | for (int x = 0; x < map.Width; x++) | ||
121 | { | ||
122 | // 512 is the largest possible height before colours clamp | ||
123 | int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 128.0), 0.0) * (pallete - 1)); | ||
124 | |||
125 | // Handle error conditions | ||
126 | if (colorindex > pallete - 1 || colorindex < 0) | ||
127 | bmp.SetPixel(x, map.Height - y - 1, Color.Red); | ||
128 | else | ||
129 | bmp.SetPixel(x, map.Height - y - 1, grays[colorindex]); | ||
130 | } | ||
131 | } | ||
132 | return bmp; | ||
133 | } | ||
134 | |||
135 | /// <summary> | ||
136 | /// Protected method, generates a coloured bitmap | ||
137 | /// image from a specified terrain channel. | ||
138 | /// </summary> | ||
139 | /// <param name="map">The terrain channel to export to bitmap</param> | ||
140 | /// <returns>A System.Drawing.Bitmap containing a coloured image</returns> | ||
141 | protected Bitmap CreateBitmapFromMap(ITerrainChannel map) | ||
142 | { | ||
143 | Bitmap gradientmapLd = new Bitmap("defaultstripe.png"); | ||
144 | |||
145 | int pallete = gradientmapLd.Height; | ||
146 | |||
147 | Bitmap bmp = new Bitmap(map.Width, map.Height); | ||
148 | Color[] colours = new Color[pallete]; | ||
149 | |||
150 | for (int i = 0; i < pallete; i++) | ||
151 | { | ||
152 | colours[i] = gradientmapLd.GetPixel(0, i); | ||
153 | } | ||
154 | |||
155 | for (int y = 0; y < map.Height; y++) | ||
156 | { | ||
157 | for (int x = 0; x < map.Width; x++) | ||
158 | { | ||
159 | // 512 is the largest possible height before colours clamp | ||
160 | int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 512.0), 0.0) * (pallete - 1)); | ||
161 | |||
162 | // Handle error conditions | ||
163 | if (colorindex > pallete - 1 || colorindex < 0) | ||
164 | bmp.SetPixel(x, map.Height - y - 1, Color.Red); | ||
165 | else | ||
166 | bmp.SetPixel(x, map.Height - y - 1, colours[colorindex]); | ||
167 | } | ||
168 | } | ||
169 | return bmp; | ||
170 | } | ||
171 | } | ||
172 | } \ No newline at end of file | ||