mirror of
https://github.com/opensim/opensim.git
synced 2026-08-08 02:05:34 +08:00
Update svn properties. Minor formatting cleanup.
This commit is contained in:
Jeff Ames
@@ -1,172 +1,172 @@
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Drawing;
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using System.Drawing.Imaging;
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using OpenSim.Region.Environment.Interfaces;
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namespace OpenSim.Region.Environment.Modules.World.Terrain.FileLoaders
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{
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/// <summary>
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/// A virtual class designed to have methods overloaded,
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/// this class provides an interface for a generic image
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/// saving and loading mechanism, but does not specify the
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/// format. It should not be insubstantiated directly.
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/// </summary>
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public class GenericSystemDrawing : ITerrainLoader
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{
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#region ITerrainLoader Members
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public string FileExtension
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{
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get { return ".gsd"; }
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}
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/// <summary>
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/// Loads a file from a specified filename on the disk,
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/// parses the image using the System.Drawing parsers
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/// then returns a terrain channel. Values are
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/// returned based on HSL brightness between 0m and 128m
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/// </summary>
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/// <param name="filename">The target image to load</param>
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/// <returns>A terrain channel generated from the image.</returns>
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public virtual ITerrainChannel LoadFile(string filename)
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{
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Bitmap file = new Bitmap(filename);
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ITerrainChannel retval = new TerrainChannel(file.Width, file.Height);
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int x, y;
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for (x = 0; x < file.Width; x++)
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{
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for (y = 0; y < file.Height; y++)
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{
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retval[x, y] = file.GetPixel(x, y).GetBrightness() * 128;
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}
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}
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return retval;
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}
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public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h)
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{
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throw new NotImplementedException();
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}
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/// <summary>
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/// Exports a file to a image on the disk using a System.Drawing exporter.
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/// </summary>
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/// <param name="filename">The target filename</param>
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/// <param name="map">The terrain channel being saved</param>
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public virtual void SaveFile(string filename, ITerrainChannel map)
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{
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Bitmap colours = CreateGrayscaleBitmapFromMap(map);
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colours.Save(filename, ImageFormat.Png);
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}
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#endregion
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public override string ToString()
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{
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return "SYS.DRAWING";
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}
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/// <summary>
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/// Protected method, generates a grayscale bitmap
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/// image from a specified terrain channel.
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/// </summary>
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/// <param name="map">The terrain channel to export to bitmap</param>
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/// <returns>A System.Drawing.Bitmap containing a grayscale image</returns>
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protected Bitmap CreateGrayscaleBitmapFromMap(ITerrainChannel map)
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{
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Bitmap bmp = new Bitmap(map.Width, map.Height);
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int pallete = 256;
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Color[] grays = new Color[pallete];
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for (int i = 0; i < grays.Length; i++)
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{
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grays[i] = Color.FromArgb(i, i, i);
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}
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for (int y = 0; y < map.Height; y++)
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{
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for (int x = 0; x < map.Width; x++)
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{
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// 512 is the largest possible height before colours clamp
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int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 128.0), 0.0) * (pallete - 1));
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// Handle error conditions
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if (colorindex > pallete - 1 || colorindex < 0)
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bmp.SetPixel(x, map.Height - y - 1, Color.Red);
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else
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bmp.SetPixel(x, map.Height - y - 1, grays[colorindex]);
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}
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}
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return bmp;
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}
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/// <summary>
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/// Protected method, generates a coloured bitmap
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/// image from a specified terrain channel.
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/// </summary>
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/// <param name="map">The terrain channel to export to bitmap</param>
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/// <returns>A System.Drawing.Bitmap containing a coloured image</returns>
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protected Bitmap CreateBitmapFromMap(ITerrainChannel map)
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{
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Bitmap gradientmapLd = new Bitmap("defaultstripe.png");
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int pallete = gradientmapLd.Height;
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Bitmap bmp = new Bitmap(map.Width, map.Height);
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Color[] colours = new Color[pallete];
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for (int i = 0; i < pallete; i++)
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{
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colours[i] = gradientmapLd.GetPixel(0, i);
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}
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for (int y = 0; y < map.Height; y++)
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{
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for (int x = 0; x < map.Width; x++)
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{
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// 512 is the largest possible height before colours clamp
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int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 512.0), 0.0) * (pallete - 1));
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// Handle error conditions
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if (colorindex > pallete - 1 || colorindex < 0)
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bmp.SetPixel(x, map.Height - y - 1, Color.Red);
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else
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bmp.SetPixel(x, map.Height - y - 1, colours[colorindex]);
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}
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}
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return bmp;
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}
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}
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* * Neither the name of the OpenSim Project nor the
|
||||
* names of its contributors may be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
|
||||
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Drawing;
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using System.Drawing.Imaging;
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using OpenSim.Region.Environment.Interfaces;
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namespace OpenSim.Region.Environment.Modules.World.Terrain.FileLoaders
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{
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/// <summary>
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/// A virtual class designed to have methods overloaded,
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/// this class provides an interface for a generic image
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/// saving and loading mechanism, but does not specify the
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/// format. It should not be insubstantiated directly.
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/// </summary>
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public class GenericSystemDrawing : ITerrainLoader
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{
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#region ITerrainLoader Members
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public string FileExtension
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{
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get { return ".gsd"; }
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}
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/// <summary>
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/// Loads a file from a specified filename on the disk,
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/// parses the image using the System.Drawing parsers
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/// then returns a terrain channel. Values are
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/// returned based on HSL brightness between 0m and 128m
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/// </summary>
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/// <param name="filename">The target image to load</param>
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/// <returns>A terrain channel generated from the image.</returns>
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public virtual ITerrainChannel LoadFile(string filename)
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{
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Bitmap file = new Bitmap(filename);
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ITerrainChannel retval = new TerrainChannel(file.Width, file.Height);
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int x, y;
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for (x = 0; x < file.Width; x++)
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{
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for (y = 0; y < file.Height; y++)
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{
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retval[x, y] = file.GetPixel(x, y).GetBrightness() * 128;
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}
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}
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return retval;
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}
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public ITerrainChannel LoadFile(string filename, int x, int y, int fileWidth, int fileHeight, int w, int h)
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{
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throw new NotImplementedException();
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}
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/// <summary>
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/// Exports a file to a image on the disk using a System.Drawing exporter.
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/// </summary>
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/// <param name="filename">The target filename</param>
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/// <param name="map">The terrain channel being saved</param>
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public virtual void SaveFile(string filename, ITerrainChannel map)
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{
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Bitmap colours = CreateGrayscaleBitmapFromMap(map);
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colours.Save(filename, ImageFormat.Png);
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}
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#endregion
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public override string ToString()
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{
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return "SYS.DRAWING";
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}
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/// <summary>
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/// Protected method, generates a grayscale bitmap
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/// image from a specified terrain channel.
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/// </summary>
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/// <param name="map">The terrain channel to export to bitmap</param>
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/// <returns>A System.Drawing.Bitmap containing a grayscale image</returns>
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protected Bitmap CreateGrayscaleBitmapFromMap(ITerrainChannel map)
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{
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Bitmap bmp = new Bitmap(map.Width, map.Height);
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int pallete = 256;
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Color[] grays = new Color[pallete];
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for (int i = 0; i < grays.Length; i++)
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{
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grays[i] = Color.FromArgb(i, i, i);
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}
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for (int y = 0; y < map.Height; y++)
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{
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for (int x = 0; x < map.Width; x++)
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{
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// 512 is the largest possible height before colours clamp
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int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 128.0), 0.0) * (pallete - 1));
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// Handle error conditions
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if (colorindex > pallete - 1 || colorindex < 0)
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bmp.SetPixel(x, map.Height - y - 1, Color.Red);
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else
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bmp.SetPixel(x, map.Height - y - 1, grays[colorindex]);
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}
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}
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return bmp;
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}
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/// <summary>
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/// Protected method, generates a coloured bitmap
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/// image from a specified terrain channel.
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/// </summary>
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/// <param name="map">The terrain channel to export to bitmap</param>
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/// <returns>A System.Drawing.Bitmap containing a coloured image</returns>
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protected Bitmap CreateBitmapFromMap(ITerrainChannel map)
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{
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Bitmap gradientmapLd = new Bitmap("defaultstripe.png");
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int pallete = gradientmapLd.Height;
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Bitmap bmp = new Bitmap(map.Width, map.Height);
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Color[] colours = new Color[pallete];
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for (int i = 0; i < pallete; i++)
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{
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colours[i] = gradientmapLd.GetPixel(0, i);
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}
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for (int y = 0; y < map.Height; y++)
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{
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for (int x = 0; x < map.Width; x++)
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{
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// 512 is the largest possible height before colours clamp
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int colorindex = (int) (Math.Max(Math.Min(1.0, map[x, y] / 512.0), 0.0) * (pallete - 1));
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// Handle error conditions
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if (colorindex > pallete - 1 || colorindex < 0)
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bmp.SetPixel(x, map.Height - y - 1, Color.Red);
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else
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bmp.SetPixel(x, map.Height - y - 1, colours[colorindex]);
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}
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}
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return bmp;
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}
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}
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}
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