94 lines
3.4 KiB
C#
94 lines
3.4 KiB
C#
/*
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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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public class JPEG : 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 ".jpg"; }
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}
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public ITerrainChannel LoadFile(string filename)
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{
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throw new NotImplementedException();
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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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public void SaveFile(string filename, ITerrainChannel map)
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{
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Bitmap colours = CreateBitmapFromMap(map);
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colours.Save(filename, ImageFormat.Jpeg);
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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 "JPEG";
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}
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private 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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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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} |