copy warp3DMapImage in the project and make some changes

master
Unknown 2017-10-07 23:35:42 +02:00
parent 0ffec7b104
commit df5028dacf
7 changed files with 1939 additions and 1 deletions

View File

@ -19,10 +19,13 @@
<Reference name="Nini.dll" path="../../../bin"/>
<Reference name="log4net.dll" path="../../../bin"/>
<Reference name="XMLRPC.dll" path="../../../bin"/>
<Reference name="CSJ2K.dll" path="../../../bin"/>
<Reference name="Warp3D.dll" path="../../../bin"/>
<Reference name="Mono.Addins.dll" path="../../../bin"/>
<Reference name="Mono.Security.dll" path="../../../bin"/>
<Reference name="OpenMetaverseTypes.dll" path="../../../bin"/>
<Reference name="OpenSim.Region.PhysicsModules.SharedBase.dll" path="../../../bin"/>
<Reference name="OpenMetaverse.dll" path="../../../bin"/>
<Reference name="OpenMetaverse.StructuredData.dll" path="../../../bin"/>
<Reference name="HttpServer_OpenSim.dll" path="../../../bin"/>
<Reference name="OpenSim.Region.Framework" path="../../../bin"/>
<Reference name="OpenSim.Framework" path="../../../bin"/>
@ -32,6 +35,7 @@
<Reference name="OpenSim.Services.Interfaces" path="../../../bin"/>
<Reference name="OpenSim.Server.Base" path="../../../bin"/>
<Reference name="OpenSim.Data" path="../../../bin"/>
<Files>
<Match pattern="*.cs" recurse="true"/>
</Files>

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@ -0,0 +1,214 @@
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<Reference Include="CSJ2K.dll" >
<Name>CSJ2K.dll</Name>
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<Reference Include="Warp3D.dll" >
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<Compile Include="Perlin.cs">
<SubType>Code</SubType>
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<Compile Include="TerrainSplat.cs">
<SubType>Code</SubType>
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<Compile Include="Viewport.cs">
<SubType>Code</SubType>
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<Compile Include="Warp3DImageModule.cs">
<SubType>Code</SubType>
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<Import Project="$(MSBuildBinPath)\Microsoft.CSHARP.Targets" />
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<PreBuildEvent>
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@ -0,0 +1,63 @@
<?xml version="1.0" ?>
<project name="OpenSim.Modules.Warp3DCachedImageModule" default="build">
<target name="build">
<echo message="Build Directory is ${project::get-base-directory()}/${build.dir}" />
<mkdir dir="${project::get-base-directory()}/${build.dir}" />
<csc target="library" debug="${build.debug}" platform="${build.platform}" unsafe="True" warnaserror="False" define="TRACE;DEBUG" nostdlib="False" main="" output="${project::get-base-directory()}/${build.dir}/${project::get-name()}.dll" noconfig="true">
<resources prefix="OpenSim.Modules.Warp3DCachedImageModule" dynamicprefix="true" >
</resources>
<sources failonempty="true">
<include name="Perlin.cs" />
<include name="TerrainSplat.cs" />
<include name="Viewport.cs" />
<include name="Warp3DImageModule.cs" />
</sources>
<references basedir="${project::get-base-directory()}">
<lib>
<include name="${project::get-base-directory()}" />
<include name="${project::get-base-directory()}/../../../bin" />
</lib>
<include name="../../binAxiom.MathLib.dll"/>
<include name="../../../binCSJ2K.dll"/>
<include name="../../../binHttpServer_OpenSim.dll"/>
<include name="../../../binlog4net.dll"/>
<include name="../../../binMono.Addins.dll"/>
<include name="../../../binNini.dll"/>
<include name="../../../binOpenMetaverse.dll"/>
<include name="../../../binOpenMetaverse.StructuredData.dll"/>
<include name="../../../binOpenMetaverseTypes.dll"/>
<include name="../../../binOpenSim.Data.dll"/>
<include name="../../../binOpenSim.Framework.dll"/>
<include name="../../../binOpenSim.Framework.Console.dll"/>
<include name="../../../binOpenSim.Framework.Servers.dll"/>
<include name="../../../binOpenSim.Framework.Servers.HttpServer.dll"/>
<include name="../../../binOpenSim.Region.Framework.dll"/>
<include name="../../../binOpenSim.Region.PhysicsModules.SharedBase.dll"/>
<include name="../../../binOpenSim.Server.Base.dll"/>
<include name="../../../binOpenSim.Services.Interfaces.dll"/>
<include name="System.dll" />
<include name="System.Drawing.dll" />
<include name="System.Runtime.Remoting.dll" />
<include name="System.Xml.dll" />
<include name="../../../binWarp3D.dll"/>
<include name="../../../binXMLRPC.dll"/>
</references>
</csc>
<echo message="Copying from [${project::get-base-directory()}/${build.dir}/] to [${project::get-base-directory()}/../../../bin" />
<mkdir dir="${project::get-base-directory()}/../../../bin"/>
<copy todir="${project::get-base-directory()}/../../../bin">
<fileset basedir="${project::get-base-directory()}/${build.dir}/" >
<include name="*.dll"/>
<include name="*.exe"/>
<include name="*.mdb" if='${build.debug}'/>
<include name="*.pdb" if='${build.debug}'/>
</fileset>
</copy>
</target>
<target name="clean">
<delete dir="${bin.dir}" failonerror="false" />
<delete dir="${obj.dir}" failonerror="false" />
</target>
<target name="doc" description="Creates documentation.">
</target>
</project>

271
src/Perlin.cs Normal file
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@ -0,0 +1,271 @@
/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using OpenMetaverse;
namespace OpenSim.Region.CoreModules.World.Warp3DMap
{
public static class Perlin
{
// We use a hardcoded seed to keep the noise generation consistent between runs
private const int SEED = 42;
private const int SAMPLE_SIZE = 1024;
private const int B = SAMPLE_SIZE;
private const int BM = SAMPLE_SIZE - 1;
private const int N = 0x1000;
private static readonly int[] p = new int[SAMPLE_SIZE + SAMPLE_SIZE + 2];
private static readonly float[,] g3 = new float[SAMPLE_SIZE + SAMPLE_SIZE + 2, 3];
private static readonly float[,] g2 = new float[SAMPLE_SIZE + SAMPLE_SIZE + 2, 2];
private static readonly float[] g1 = new float[SAMPLE_SIZE + SAMPLE_SIZE + 2];
static Perlin()
{
Random rng = new Random(SEED);
int i, j, k;
for (i = 0; i < B; i++)
{
p[i] = i;
g1[i] = (float)((rng.Next() % (B + B)) - B) / B;
for (j = 0; j < 2; j++)
g2[i, j] = (float)((rng.Next() % (B + B)) - B) / B;
normalize2(g2, i);
for (j = 0; j < 3; j++)
g3[i, j] = (float)((rng.Next() % (B + B)) - B) / B;
normalize3(g3, i);
}
while (--i > 0)
{
k = p[i];
p[i] = p[j = rng.Next() % B];
p[j] = k;
}
for (i = 0; i < B + 2; i++)
{
p[B + i] = p[i];
g1[B + i] = g1[i];
for (j = 0; j < 2; j++)
g2[B + i, j] = g2[i, j];
for (j = 0; j < 3; j++)
g3[B + i, j] = g3[i, j];
}
}
public static float noise1(float arg)
{
int bx0, bx1;
float rx0, rx1, sx, t, u, v;
t = arg + N;
bx0 = ((int)t) & BM;
bx1 = (bx0 + 1) & BM;
rx0 = t - (int)t;
rx1 = rx0 - 1f;
sx = s_curve(rx0);
u = rx0 * g1[p[bx0]];
v = rx1 * g1[p[bx1]];
return Utils.Lerp(u, v, sx);
}
public static float noise2(float x, float y)
{
int bx0, bx1, by0, by1, b00, b10, b01, b11;
float rx0, rx1, ry0, ry1, sx, sy, a, b, t, u, v;
int i, j;
t = x + N;
bx0 = ((int)t) & BM;
bx1 = (bx0 + 1) & BM;
rx0 = t - (int)t;
rx1 = rx0 - 1f;
t = y + N;
by0 = ((int)t) & BM;
by1 = (by0 + 1) & BM;
ry0 = t - (int)t;
ry1 = ry0 - 1f;
i = p[bx0];
j = p[bx1];
b00 = p[i + by0];
b10 = p[j + by0];
b01 = p[i + by1];
b11 = p[j + by1];
sx = s_curve(rx0);
sy = s_curve(ry0);
u = rx0 * g2[b00, 0] + ry0 * g2[b00, 1];
v = rx1 * g2[b10, 0] + ry0 * g2[b10, 1];
a = Utils.Lerp(u, v, sx);
u = rx0 * g2[b01, 0] + ry1 * g2[b01, 1];
v = rx1 * g2[b11, 0] + ry1 * g2[b11, 1];
b = Utils.Lerp(u, v, sx);
return Utils.Lerp(a, b, sy);
}
public static float noise3(float x, float y, float z)
{
int bx0, bx1, by0, by1, bz0, bz1, b00, b10, b01, b11;
float rx0, rx1, ry0, ry1, rz0, rz1, sy, sz, a, b, c, d, t, u, v;
int i, j;
t = x + N;
bx0 = ((int)t) & BM;
bx1 = (bx0 + 1) & BM;
rx0 = t - (int)t;
rx1 = rx0 - 1f;
t = y + N;
by0 = ((int)t) & BM;
by1 = (by0 + 1) & BM;
ry0 = t - (int)t;
ry1 = ry0 - 1f;
t = z + N;
bz0 = ((int)t) & BM;
bz1 = (bz0 + 1) & BM;
rz0 = t - (int)t;
rz1 = rz0 - 1f;
i = p[bx0];
j = p[bx1];
b00 = p[i + by0];
b10 = p[j + by0];
b01 = p[i + by1];
b11 = p[j + by1];
t = s_curve(rx0);
sy = s_curve(ry0);
sz = s_curve(rz0);
u = rx0 * g3[b00 + bz0, 0] + ry0 * g3[b00 + bz0, 1] + rz0 * g3[b00 + bz0, 2];
v = rx1 * g3[b10 + bz0, 0] + ry0 * g3[b10 + bz0, 1] + rz0 * g3[b10 + bz0, 2];
a = Utils.Lerp(u, v, t);
u = rx0 * g3[b01 + bz0, 0] + ry1 * g3[b01 + bz0, 1] + rz0 * g3[b01 + bz0, 2];
v = rx1 * g3[b11 + bz0, 0] + ry1 * g3[b11 + bz0, 1] + rz0 * g3[b11 + bz0, 2];
b = Utils.Lerp(u, v, t);
c = Utils.Lerp(a, b, sy);
u = rx0 * g3[b00 + bz1, 0] + ry0 * g3[b00 + bz1, 1] + rz1 * g3[b00 + bz1, 2];
v = rx1 * g3[b10 + bz1, 0] + ry0 * g3[b10 + bz1, 1] + rz1 * g3[b10 + bz1, 2];
a = Utils.Lerp(u, v, t);
u = rx0 * g3[b01 + bz1, 0] + ry1 * g3[b01 + bz1, 1] + rz1 * g3[b01 + bz1, 2];
v = rx1 * g3[b11 + bz1, 0] + ry1 * g3[b11 + bz1, 1] + rz1 * g3[b11 + bz1, 2];
b = Utils.Lerp(u, v, t);
d = Utils.Lerp(a, b, sy);
return Utils.Lerp(c, d, sz);
}
public static float turbulence1(float x, float freq)
{
float t;
float v;
for (t = 0f; freq >= 1f; freq *= 0.5f)
{
v = freq * x;
t += noise1(v) / freq;
}
return t;
}
public static float turbulence2(float x, float y, float freq)
{
float t;
Vector2 vec;
for (t = 0f; freq >= 1f; freq *= 0.5f)
{
vec.X = freq * x;
vec.Y = freq * y;
t += noise2(vec.X, vec.Y) / freq;
}
return t;
}
public static float turbulence3(float x, float y, float z, float freq)
{
float t;
Vector3 vec;
for (t = 0f; freq >= 1f; freq *= 0.5f)
{
vec.X = freq * x;
vec.Y = freq * y;
vec.Z = freq * z;
t += noise3(vec.X, vec.Y, vec.Z) / freq;
}
return t;
}
private static void normalize2(float[,] v, int i)
{
float s;
s = (float)Math.Sqrt(v[i, 0] * v[i, 0] + v[i, 1] * v[i, 1]);
s = 1.0f / s;
v[i, 0] = v[i, 0] * s;
v[i, 1] = v[i, 1] * s;
}
private static void normalize3(float[,] v, int i)
{
float s;
s = (float)Math.Sqrt(v[i, 0] * v[i, 0] + v[i, 1] * v[i, 1] + v[i, 2] * v[i, 2]);
s = 1.0f / s;
v[i, 0] = v[i, 0] * s;
v[i, 1] = v[i, 1] * s;
v[i, 2] = v[i, 2] * s;
}
private static float s_curve(float t)
{
return t * t * (3f - 2f * t);
}
}
}

388
src/TerrainSplat.cs Normal file
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Imaging;
using log4net;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Services.Interfaces;
namespace OpenSim.Region.CoreModules.World.Warp3DMap
{
public static class TerrainSplat
{
#region Constants
private static readonly UUID DIRT_DETAIL = new UUID("0bc58228-74a0-7e83-89bc-5c23464bcec5");
private static readonly UUID GRASS_DETAIL = new UUID("63338ede-0037-c4fd-855b-015d77112fc8");
private static readonly UUID MOUNTAIN_DETAIL = new UUID("303cd381-8560-7579-23f1-f0a880799740");
private static readonly UUID ROCK_DETAIL = new UUID("53a2f406-4895-1d13-d541-d2e3b86bc19c");
private static readonly UUID[] DEFAULT_TERRAIN_DETAIL = new UUID[]
{
DIRT_DETAIL,
GRASS_DETAIL,
MOUNTAIN_DETAIL,
ROCK_DETAIL
};
private static readonly Color[] DEFAULT_TERRAIN_COLOR = new Color[]
{
Color.FromArgb(255, 164, 136, 117),
Color.FromArgb(255, 65, 87, 47),
Color.FromArgb(255, 157, 145, 131),
Color.FromArgb(255, 125, 128, 130)
};
private static readonly UUID TERRAIN_CACHE_MAGIC = new UUID("2c0c7ef2-56be-4eb8-aacb-76712c535b4b");
#endregion Constants
private static readonly ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType.Name);
private static string LogHeader = "[WARP3D TERRAIN SPLAT]";
/// <summary>
/// Builds a composited terrain texture given the region texture
/// and heightmap settings
/// </summary>
/// <param name="terrain">Terrain heightmap</param>
/// <param name="regionInfo">Region information including terrain texture parameters</param>
/// <returns>A 256x256 square RGB texture ready for rendering</returns>
/// <remarks>Based on the algorithm described at http://opensimulator.org/wiki/Terrain_Splatting
/// Note we create a 256x256 dimension texture even if the actual terrain is larger.
/// </remarks>
public static Bitmap Splat(ITerrainChannel terrain,
UUID[] textureIDs, float[] startHeights, float[] heightRanges,
Vector3d regionPosition, IAssetService assetService, bool textureTerrain)
{
Debug.Assert(textureIDs.Length == 4);
Debug.Assert(startHeights.Length == 4);
Debug.Assert(heightRanges.Length == 4);
Bitmap[] detailTexture = new Bitmap[4];
if (textureTerrain)
{
// Swap empty terrain textureIDs with default IDs
for (int i = 0; i < textureIDs.Length; i++)
{
if (textureIDs[i] == UUID.Zero)
textureIDs[i] = DEFAULT_TERRAIN_DETAIL[i];
}
#region Texture Fetching
if (assetService != null)
{
for (int i = 0; i < 4; i++)
{
AssetBase asset;
UUID cacheID = UUID.Combine(TERRAIN_CACHE_MAGIC, textureIDs[i]);
// Try to fetch a cached copy of the decoded/resized version of this texture
asset = assetService.GetCached(cacheID.ToString());
if (asset != null)
{
try
{
using (System.IO.MemoryStream stream = new System.IO.MemoryStream(asset.Data))
detailTexture[i] = (Bitmap)Image.FromStream(stream);
}
catch (Exception ex)
{
m_log.Warn("Failed to decode cached terrain texture " + cacheID +
" (textureID: " + textureIDs[i] + "): " + ex.Message);
}
}
if (detailTexture[i] == null)
{
// Try to fetch the original JPEG2000 texture, resize if needed, and cache as PNG
asset = assetService.Get(textureIDs[i].ToString());
if (asset != null)
{
// m_log.DebugFormat(
// "[TERRAIN SPLAT]: Got cached original JPEG2000 terrain texture {0} {1}", i, asset.ID);
try { detailTexture[i] = (Bitmap)CSJ2K.J2kImage.FromBytes(asset.Data); }
catch (Exception ex)
{
m_log.Warn("Failed to decode terrain texture " + asset.ID + ": " + ex.Message);
}
}
if (detailTexture[i] != null)
{
// Make sure this texture is the correct size, otherwise resize
if (detailTexture[i].Width != 256 || detailTexture[i].Height != 256)
{
using (Bitmap origBitmap = detailTexture[i])
{
detailTexture[i] = ImageUtils.ResizeImage(origBitmap, 256, 256);
}
}
// Save the decoded and resized texture to the cache
byte[] data;
using (System.IO.MemoryStream stream = new System.IO.MemoryStream())
{
detailTexture[i].Save(stream, ImageFormat.Png);
data = stream.ToArray();
}
// Cache a PNG copy of this terrain texture
AssetBase newAsset = new AssetBase
{
Data = data,
Description = "PNG",
Flags = AssetFlags.Collectable,
FullID = cacheID,
ID = cacheID.ToString(),
Local = true,
Name = String.Empty,
Temporary = true,
Type = (sbyte)AssetType.Unknown
};
newAsset.Metadata.ContentType = "image/png";
assetService.Store(newAsset);
}
}
}
}
#endregion Texture Fetching
}
// Fill in any missing textures with a solid color
for (int i = 0; i < 4; i++)
{
if (detailTexture[i] == null)
{
m_log.DebugFormat("{0} Missing terrain texture for layer {1}. Filling with solid default color",
LogHeader, i);
// Create a solid color texture for this layer
detailTexture[i] = new Bitmap(256, 256, PixelFormat.Format24bppRgb);
using (Graphics gfx = Graphics.FromImage(detailTexture[i]))
{
using (SolidBrush brush = new SolidBrush(DEFAULT_TERRAIN_COLOR[i]))
gfx.FillRectangle(brush, 0, 0, 256, 256);
}
}
else
{
if (detailTexture[i].Width != 256 || detailTexture[i].Height != 256)
{
detailTexture[i] = ResizeBitmap(detailTexture[i], 256, 256);
}
}
}
#region Layer Map
float[,] layermap = new float[256, 256];
// Scale difference between actual region size and the 256 texture being created
int xFactor = terrain.Width / 256;
int yFactor = terrain.Height / 256;
// Create 'layermap' where each value is the fractional layer number to place
// at that point. For instance, a value of 1.345 gives the blending of
// layer 1 and layer 2 for that point.
for (int y = 0; y < 256; y++)
{
for (int x = 0; x < 256; x++)
{
float height = (float)terrain[x * xFactor, y * yFactor];
float pctX = (float)x / 255f;
float pctY = (float)y / 255f;
// Use bilinear interpolation between the four corners of start height and
// height range to select the current values at this position
float startHeight = ImageUtils.Bilinear(
startHeights[0],
startHeights[2],
startHeights[1],
startHeights[3],
pctX, pctY);
startHeight = Utils.Clamp(startHeight, 0f, 255f);
float heightRange = ImageUtils.Bilinear(
heightRanges[0],
heightRanges[2],
heightRanges[1],
heightRanges[3],
pctX, pctY);
heightRange = Utils.Clamp(heightRange, 0f, 255f);
// Generate two frequencies of perlin noise based on our global position
// The magic values were taken from http://opensimulator.org/wiki/Terrain_Splatting
Vector3 vec = new Vector3
(
((float)regionPosition.X + (x * xFactor)) * 0.20319f,
((float)regionPosition.Y + (y * yFactor)) * 0.20319f,
height * 0.25f
);
float lowFreq = Perlin.noise2(vec.X * 0.222222f, vec.Y * 0.222222f) * 6.5f;
float highFreq = Perlin.turbulence2(vec.X, vec.Y, 2f) * 2.25f;
float noise = (lowFreq + highFreq) * 2f;
// Combine the current height, generated noise, start height, and height range parameters, then scale all of it
float layer = ((height + noise - startHeight) / heightRange) * 4f;
if (Single.IsNaN(layer))
layer = 0f;
layermap[x, y] = Utils.Clamp(layer, 0f, 3f);
}
}
#endregion Layer Map
#region Texture Compositing
Bitmap output = new Bitmap(256, 256, PixelFormat.Format24bppRgb);
BitmapData outputData = output.LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.WriteOnly, PixelFormat.Format24bppRgb);
// Unsafe work as we lock down the source textures for quicker access and access the
// pixel data directly
unsafe
{
// Get handles to all of the texture data arrays
BitmapData[] datas = new BitmapData[]
{
detailTexture[0].LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.ReadOnly, detailTexture[0].PixelFormat),
detailTexture[1].LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.ReadOnly, detailTexture[1].PixelFormat),
detailTexture[2].LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.ReadOnly, detailTexture[2].PixelFormat),
detailTexture[3].LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.ReadOnly, detailTexture[3].PixelFormat)
};
// Compute size of each pixel data (used to address into the pixel data array)
int[] comps = new int[]
{
(datas[0].PixelFormat == PixelFormat.Format32bppArgb) ? 4 : 3,
(datas[1].PixelFormat == PixelFormat.Format32bppArgb) ? 4 : 3,
(datas[2].PixelFormat == PixelFormat.Format32bppArgb) ? 4 : 3,
(datas[3].PixelFormat == PixelFormat.Format32bppArgb) ? 4 : 3
};
for (int y = 0; y < 256; y++)
{
for (int x = 0; x < 256; x++)
{
float layer = layermap[x, y];
// Select two textures
int l0 = (int)Math.Floor(layer);
int l1 = Math.Min(l0 + 1, 3);
byte* ptrA = (byte*)datas[l0].Scan0 + y * datas[l0].Stride + x * comps[l0];
byte* ptrB = (byte*)datas[l1].Scan0 + y * datas[l1].Stride + x * comps[l1];
byte* ptrO = (byte*)outputData.Scan0 + y * outputData.Stride + x * 3;
float aB = *(ptrA + 0);
float aG = *(ptrA + 1);
float aR = *(ptrA + 2);
float bB = *(ptrB + 0);
float bG = *(ptrB + 1);
float bR = *(ptrB + 2);
float layerDiff = layer - l0;
// Interpolate between the two selected textures
*(ptrO + 0) = (byte)Math.Floor(aB + layerDiff * (bB - aB));
*(ptrO + 1) = (byte)Math.Floor(aG + layerDiff * (bG - aG));
*(ptrO + 2) = (byte)Math.Floor(aR + layerDiff * (bR - aR));
}
}
for (int i = 0; i < detailTexture.Length; i++)
detailTexture[i].UnlockBits(datas[i]);
}
for (int i = 0; i < detailTexture.Length; i++)
if (detailTexture[i] != null)
detailTexture[i].Dispose();
output.UnlockBits(outputData);
// We generated the texture upside down, so flip it
output.RotateFlip(RotateFlipType.RotateNoneFlipY);
#endregion Texture Compositing
return output;
}
public static Bitmap ResizeBitmap(Bitmap b, int nWidth, int nHeight)
{
m_log.DebugFormat("{0} ResizeBitmap. From <{1},{2}> to <{3},{4}>",
LogHeader, b.Width, b.Height, nWidth, nHeight);
Bitmap result = new Bitmap(nWidth, nHeight);
using (Graphics g = Graphics.FromImage(result))
g.DrawImage(b, 0, 0, nWidth, nHeight);
b.Dispose();
return result;
}
public static Bitmap SplatSimple(float[] heightmap)
{
const float BASE_HSV_H = 93f / 360f;
const float BASE_HSV_S = 44f / 100f;
const float BASE_HSV_V = 34f / 100f;
Bitmap img = new Bitmap(256, 256);
BitmapData bitmapData = img.LockBits(new Rectangle(0, 0, 256, 256), ImageLockMode.WriteOnly, PixelFormat.Format24bppRgb);
unsafe
{
for (int y = 255; y >= 0; y--)
{
for (int x = 0; x < 256; x++)
{
float normHeight = heightmap[y * 256 + x] / 255f;
normHeight = Utils.Clamp(normHeight, BASE_HSV_V, 1.0f);
Color4 color = Color4.FromHSV(BASE_HSV_H, BASE_HSV_S, normHeight);
byte* ptr = (byte*)bitmapData.Scan0 + y * bitmapData.Stride + x * 3;
*(ptr + 0) = (byte)(color.B * 255f);
*(ptr + 1) = (byte)(color.G * 255f);
*(ptr + 2) = (byte)(color.R * 255f);
}
}
}
img.UnlockBits(bitmapData);
return img;
}
}
}

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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Drawing;
using OpenMetaverse;
namespace OpenSim.Region.CoreModules.World.Warp3DMap
{
public class Viewport
{
private const float DEG_TO_RAD = (float)Math.PI / 180f;
private static readonly Vector3 UP_DIRECTION = Vector3.UnitZ;
public Vector3 Position;
public Vector3 LookDirection;
public float FieldOfView;
public float NearPlaneDistance;
public float FarPlaneDistance;
public int Width;
public int Height;
public bool Orthographic;
public float OrthoWindowWidth;
public float OrthoWindowHeight;
public Viewport(Vector3 position, Vector3 lookDirection, float fieldOfView, float farPlaneDist, float nearPlaneDist, int width, int height)
{
// Perspective projection mode
Position = position;
LookDirection = lookDirection;
FieldOfView = fieldOfView;
FarPlaneDistance = farPlaneDist;
NearPlaneDistance = nearPlaneDist;
Width = width;
Height = height;
}
public Viewport(Vector3 position, Vector3 lookDirection, float farPlaneDist, float nearPlaneDist, int width, int height, float orthoWindowWidth, float orthoWindowHeight)
{
// Orthographic projection mode
Position = position;
LookDirection = lookDirection;
FarPlaneDistance = farPlaneDist;
NearPlaneDistance = nearPlaneDist;
Width = width;
Height = height;
OrthoWindowWidth = orthoWindowWidth;
OrthoWindowHeight = orthoWindowHeight;
Orthographic = true;
}
public Point VectorToScreen(Vector3 v)
{
Matrix4 m = GetWorldToViewportMatrix();
Vector3 screenPoint = v * m;
return new Point((int)screenPoint.X, (int)screenPoint.Y);
}
public Matrix4 GetWorldToViewportMatrix()
{
Matrix4 result = GetViewMatrix();
result *= GetPerspectiveProjectionMatrix();
result *= GetViewportMatrix();
return result;
}
public Matrix4 GetViewMatrix()
{
Vector3 zAxis = -LookDirection;
zAxis.Normalize();
Vector3 xAxis = Vector3.Cross(UP_DIRECTION, zAxis);
xAxis.Normalize();
Vector3 yAxis = Vector3.Cross(zAxis, xAxis);
Vector3 position = Position;
float offsetX = -Vector3.Dot(xAxis, position);
float offsetY = -Vector3.Dot(yAxis, position);
float offsetZ = -Vector3.Dot(zAxis, position);
return new Matrix4(
xAxis.X, yAxis.X, zAxis.X, 0f,
xAxis.Y, yAxis.Y, zAxis.Y, 0f,
xAxis.Z, yAxis.Z, zAxis.Z, 0f,
offsetX, offsetY, offsetZ, 1f);
}
public Matrix4 GetPerspectiveProjectionMatrix()
{
float aspectRatio = (float)Width / (float)Height;
float hFoV = FieldOfView * DEG_TO_RAD;
float zn = NearPlaneDistance;
float zf = FarPlaneDistance;
float xScale = 1f / (float)Math.Tan(hFoV / 2f);
float yScale = aspectRatio * xScale;
float m33 = (zf == double.PositiveInfinity) ? -1 : (zf / (zn - zf));
float m43 = zn * m33;
return new Matrix4(
xScale, 0f, 0f, 0f,
0f, yScale, 0f, 0f,
0f, 0f, m33, -1f,
0f, 0f, m43, 0f);
}
public Matrix4 GetOrthographicProjectionMatrix(float aspectRatio)
{
float w = Width;
float h = Height;
float zn = NearPlaneDistance;
float zf = FarPlaneDistance;
float m33 = 1 / (zn - zf);
float m43 = zn * m33;
return new Matrix4(
2f / w, 0f, 0f, 0f,
0f, 2f / h, 0f, 0f,
0f, 0f, m33, 0f,
0f, 0f, m43, 1f);
}
public Matrix4 GetViewportMatrix()
{
float scaleX = (float)Width * 0.5f;
float scaleY = (float)Height * 0.5f;
float offsetX = 0f + scaleX;
float offsetY = 0f + scaleY;
return new Matrix4(
scaleX, 0f, 0f, 0f,
0f, -scaleY, 0f, 0f,
0f, 0f, 1f, 0f,
offsetX, offsetY, 0f, 1f);
}
}
}

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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Reflection;
using CSJ2K;
using Nini.Config;
using log4net;
using Warp3D;
using Mono.Addins;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.PhysicsModules.SharedBase;
using OpenSim.Services.Interfaces;
using OpenMetaverse;
using OpenMetaverse.Assets;
using OpenMetaverse.Imaging;
using OpenMetaverse.Rendering;
using OpenMetaverse.StructuredData;
using WarpRenderer = global::Warp3D.Warp3D;
using System.Drawing.Drawing2D;
[assembly: Addin("Warp3DCachedImageModule", "1.0")]
[assembly: AddinDependency("OpenSim.Region.Framework", OpenSim.VersionInfo.VersionNumber)]
namespace OpenSim.Region.CoreModules.World.Warp3DMap
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "Warp3DCachedImageModule")]
public class Warp3DImageModule : IMapImageGenerator, INonSharedRegionModule
{
private static readonly UUID TEXTURE_METADATA_MAGIC = new UUID("802dc0e0-f080-4931-8b57-d1be8611c4f3");
private static readonly Color4 WATER_COLOR = new Color4(29, 72, 96, 216);
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
#pragma warning disable 414
private static string LogHeader = "[CACHED WARP 3D IMAGE MODULE]";
#pragma warning restore 414
private Scene m_scene;
private IRendering m_primMesher;
private Dictionary<UUID, Color4> m_colors = new Dictionary<UUID, Color4>();
private IConfigSource m_config;
private bool m_drawPrimVolume = true; // true if should render the prims on the tile
private bool m_textureTerrain = true; // true if to create terrain splatting texture
private bool m_texturePrims = true; // true if should texture the rendered prims
private float m_texturePrimSize = 48f; // size of prim before we consider texturing it
private bool m_renderMeshes = false; // true if to render meshes rather than just bounding boxes
private String m_cacheDirectory = "";
private bool m_Enabled = false;
// private Bitmap lastImage = null;
private DateTime lastImageTime = DateTime.MinValue;
#region Region Module interface
public void Initialise(IConfigSource source)
{
m_config = source;
string[] configSections = new string[] { "Map", "Startup" };
if (Util.GetConfigVarFromSections<string>(
m_config, "MapImageModule", configSections, "MapImageModule") != "Warp3DCachedImageModule")
return;
m_Enabled = true;
m_drawPrimVolume
= Util.GetConfigVarFromSections<bool>(m_config, "DrawPrimOnMapTile", configSections, m_drawPrimVolume);
m_textureTerrain
= Util.GetConfigVarFromSections<bool>(m_config, "TextureOnMapTile", configSections, m_textureTerrain);
m_texturePrims
= Util.GetConfigVarFromSections<bool>(m_config, "TexturePrims", configSections, m_texturePrims);
m_texturePrimSize
= Util.GetConfigVarFromSections<float>(m_config, "TexturePrimSize", configSections, m_texturePrimSize);
m_renderMeshes
= Util.GetConfigVarFromSections<bool>(m_config, "RenderMeshes", configSections, m_renderMeshes);
m_cacheDirectory
= Util.GetConfigVarFromSections<string>(m_config, "CacheDirectory", configSections, System.IO.Path.Combine(new DirectoryInfo(".").FullName, "MapImageCache"));
if (!Directory.Exists(m_cacheDirectory))
Directory.CreateDirectory(m_cacheDirectory);
}
public void AddRegion(Scene scene)
{
if (!m_Enabled)
return;
m_scene = scene;
List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
if (renderers.Count > 0)
m_log.Info("[MAPTILE]: Loaded prim mesher " + renderers[0]);
else
m_log.Info("[MAPTILE]: No prim mesher loaded, prim rendering will be disabled");
m_scene.RegisterModuleInterface<IMapImageGenerator>(this);
}
public void RegionLoaded(Scene scene)
{
}
public void RemoveRegion(Scene scene)
{
}
public void Close()
{
}
public string Name
{
get { return "Warp3DImageModule"; }
}
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
#region IMapImageGenerator Members
public static int getCurrentUnixTime()
{
return (Int32)(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds;
}
public static String unixTimeToDateString(int unixTime)
{
DateTime unixStart = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
long unixTimeStampInTicks = (long)(unixTime * TimeSpan.TicksPerSecond);
DateTime _date = new DateTime(unixStart.Ticks + unixTimeStampInTicks, System.DateTimeKind.Utc);
return _date.Day + "." + _date.Month + "." + _date.Year + " " + _date.Hour + ":" + _date.Minute;
}
private void writeDateOnMap(ref Bitmap _map)
{
RectangleF rectf = new RectangleF(5, 5, 200, 25);
Graphics g = Graphics.FromImage(_map);
g.SmoothingMode = SmoothingMode.AntiAlias;
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
g.PixelOffsetMode = PixelOffsetMode.HighQuality;
g.DrawString(unixTimeToDateString(getCurrentUnixTime()), new Font("Arial", 8), Brushes.Black, rectf);
g.Flush();
}
public Bitmap CreateMapTile()
{
if(File.Exists(System.IO.Path.Combine(m_cacheDirectory, m_scene.RegionInfo.RegionID + ".bmp")))
{
return new Bitmap(System.IO.Path.Combine(m_cacheDirectory, m_scene.RegionInfo.RegionID + ".bmp"));
}
else
{
/* this must be on all map, not just its image
if ((DateTime.Now - lastImageTime).TotalSeconds < 3600)
{
return (Bitmap)lastImage.Clone();
}
*/
List<string> renderers = RenderingLoader.ListRenderers(Util.ExecutingDirectory());
if (renderers.Count > 0)
{
m_primMesher = RenderingLoader.LoadRenderer(renderers[0]);
}
Vector3 camPos = new Vector3(
m_scene.RegionInfo.RegionSizeX / 2 - 0.5f,
m_scene.RegionInfo.RegionSizeY / 2 - 0.5f,
221.7025033688163f);
// Viewport viewing down onto the region
Viewport viewport = new Viewport(camPos, -Vector3.UnitZ, 1024f, 0.1f,
(int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY,
(float)m_scene.RegionInfo.RegionSizeX, (float)m_scene.RegionInfo.RegionSizeY);
Bitmap tile = CreateMapTile(viewport, false);
writeDateOnMap(ref tile);
tile.Save(System.IO.Path.Combine(m_cacheDirectory, m_scene.RegionInfo.RegionID + ".bmp"));
m_primMesher = null;
return tile;
/*
lastImage = tile;
lastImageTime = DateTime.Now;
return (Bitmap)lastImage.Clone();
*/
}
}
public Bitmap CreateViewImage(Vector3 camPos, Vector3 camDir, float fov, int width, int height, bool useTextures)
{
Viewport viewport = new Viewport(camPos, camDir, fov, Constants.RegionSize, 0.1f, width, height);
return CreateMapTile(viewport, useTextures);
}
public Bitmap CreateMapTile(Viewport viewport, bool useTextures)
{
m_colors.Clear();
int width = viewport.Width;
int height = viewport.Height;
WarpRenderer renderer = new WarpRenderer();
if(!renderer.CreateScene(width, height))
return new Bitmap(width,height);
#region Camera
warp_Vector pos = ConvertVector(viewport.Position);
warp_Vector lookat = warp_Vector.add(ConvertVector(viewport.Position), ConvertVector(viewport.LookDirection));
renderer.Scene.defaultCamera.setPos(pos);
renderer.Scene.defaultCamera.lookAt(lookat);
if (viewport.Orthographic)
{
renderer.Scene.defaultCamera.setOrthographic(true,viewport.OrthoWindowWidth, viewport.OrthoWindowHeight);
}
else
{
float fov = viewport.FieldOfView;
fov *= 1.75f; // FIXME: ???
renderer.Scene.defaultCamera.setFov(fov);
}
#endregion Camera
renderer.Scene.addLight("Light1", new warp_Light(new warp_Vector(1.0f, 0.5f, 1f), 0xffffff, 0, 320, 40));
renderer.Scene.addLight("Light2", new warp_Light(new warp_Vector(-1f, -1f, 1f), 0xffffff, 0, 100, 40));
CreateWater(renderer);
CreateTerrain(renderer, m_textureTerrain);
if (m_drawPrimVolume)
CreateAllPrims(renderer, useTextures);
renderer.Render();
Bitmap bitmap = renderer.Scene.getImage();
renderer.Scene.destroy();
renderer.Reset();
renderer = null;
viewport = null;
m_colors.Clear();
GC.Collect();
m_log.Debug("[WARP 3D IMAGE MODULE]: GC.Collect()");
return bitmap;
}
public byte[] WriteJpeg2000Image()
{
try
{
using (Bitmap mapbmp = CreateMapTile())
return OpenJPEG.EncodeFromImage(mapbmp, true);
}
catch (Exception e)
{
// JPEG2000 encoder failed
m_log.Error("[WARP 3D IMAGE MODULE]: Failed generating terrain map: ", e);
}
return null;
}
#endregion
#region Rendering Methods
// Add a water plane to the renderer.
private void CreateWater(WarpRenderer renderer)
{
float waterHeight = (float)m_scene.RegionInfo.RegionSettings.WaterHeight;
renderer.AddPlane("Water", m_scene.RegionInfo.RegionSizeX * 0.5f);
renderer.Scene.sceneobject("Water").setPos(m_scene.RegionInfo.RegionSizeX * 0.5f - 0.5f,
waterHeight,
m_scene.RegionInfo.RegionSizeY * 0.5f - 0.5f);
warp_Material waterColorMaterial = new warp_Material(ConvertColor(WATER_COLOR));
waterColorMaterial.setReflectivity(0); // match water color with standard map module thanks lkalif
waterColorMaterial.setTransparency((byte)((1f - WATER_COLOR.A) * 255f));
renderer.Scene.addMaterial("WaterColor", waterColorMaterial);
renderer.SetObjectMaterial("Water", "WaterColor");
}
// Add a terrain to the renderer.
// Note that we create a 'low resolution' 256x256 vertex terrain rather than trying for
// full resolution. This saves a lot of memory especially for very large regions.
private void CreateTerrain(WarpRenderer renderer, bool textureTerrain)
{
ITerrainChannel terrain = m_scene.Heightmap;
float regionsx = m_scene.RegionInfo.RegionSizeX;
float regionsy = m_scene.RegionInfo.RegionSizeY;
// 'diff' is the difference in scale between the real region size and the size of terrain we're buiding
float diff = regionsx / 256f;
int npointsx =(int)(regionsx / diff);
int npointsy =(int)(regionsy / diff);
float invsx = 1.0f / regionsx;
float invsy = 1.0f / (float)m_scene.RegionInfo.RegionSizeY;
// Create all the vertices for the terrain
warp_Object obj = new warp_Object();
for (float y = 0; y < regionsy; y += diff)
{
for (float x = 0; x < regionsx; x += diff)
{
warp_Vector pos = ConvertVector(x , y , (float)terrain[(int)x, (int)y]);
obj.addVertex(new warp_Vertex(pos, x * invsx, 1.0f - y * invsy));
}
}
// Now that we have all the vertices, make another pass and
// create the list of triangle indices.
float invdiff = 1.0f / diff;
int limx = npointsx - 1;
int limy = npointsy - 1;
for (float y = 0; y < regionsy; y += diff)
{
for (float x = 0; x < regionsx; x += diff)
{
float newX = x * invdiff;
float newY = y * invdiff;
if (newX < limx && newY < limy)
{
int v = (int)newY * npointsx + (int)newX;
// Make two triangles for each of the squares in the grid of vertices
obj.addTriangle(
v,
v + 1,
v + npointsx);
obj.addTriangle(
v + npointsx + 1,
v + npointsx,
v + 1);
}
}
}
renderer.Scene.addObject("Terrain", obj);
UUID[] textureIDs = new UUID[4];
float[] startHeights = new float[4];
float[] heightRanges = new float[4];
OpenSim.Framework.RegionSettings regionInfo = m_scene.RegionInfo.RegionSettings;
textureIDs[0] = regionInfo.TerrainTexture1;
textureIDs[1] = regionInfo.TerrainTexture2;
textureIDs[2] = regionInfo.TerrainTexture3;
textureIDs[3] = regionInfo.TerrainTexture4;
startHeights[0] = (float)regionInfo.Elevation1SW;
startHeights[1] = (float)regionInfo.Elevation1NW;
startHeights[2] = (float)regionInfo.Elevation1SE;
startHeights[3] = (float)regionInfo.Elevation1NE;
heightRanges[0] = (float)regionInfo.Elevation2SW;
heightRanges[1] = (float)regionInfo.Elevation2NW;
heightRanges[2] = (float)regionInfo.Elevation2SE;
heightRanges[3] = (float)regionInfo.Elevation2NE;
uint globalX, globalY;
Util.RegionHandleToWorldLoc(m_scene.RegionInfo.RegionHandle, out globalX, out globalY);
warp_Texture texture;
using (Bitmap image = TerrainSplat.Splat(
terrain, textureIDs, startHeights, heightRanges,
new Vector3d(globalX, globalY, 0.0), m_scene.AssetService, textureTerrain))
texture = new warp_Texture(image);
warp_Material material = new warp_Material(texture);
material.setReflectivity(50);
renderer.Scene.addMaterial("TerrainColor", material);
renderer.Scene.material("TerrainColor").setReflectivity(0); // reduces tile seams a bit thanks lkalif
renderer.SetObjectMaterial("Terrain", "TerrainColor");
}
private void CreateAllPrims(WarpRenderer renderer, bool useTextures)
{
if (m_primMesher == null)
return;
m_scene.ForEachSOG(
delegate(SceneObjectGroup group)
{
foreach (SceneObjectPart child in group.Parts)
CreatePrim(renderer, child, useTextures);
}
);
}
private void CreatePrim(WarpRenderer renderer, SceneObjectPart prim,
bool useTextures)
{
const float MIN_SIZE_SQUARE = 4f;
if ((PCode)prim.Shape.PCode != PCode.Prim)
return;
float primScaleLenSquared = prim.Scale.LengthSquared();
if (primScaleLenSquared < MIN_SIZE_SQUARE)
return;
FacetedMesh renderMesh = null;
Primitive omvPrim = prim.Shape.ToOmvPrimitive(prim.OffsetPosition, prim.RotationOffset);
if (m_renderMeshes)
{
if (omvPrim.Sculpt != null && omvPrim.Sculpt.SculptTexture != UUID.Zero)
{
// Try fetchinng the asset
byte[] sculptAsset = m_scene.AssetService.GetData(omvPrim.Sculpt.SculptTexture.ToString());
if (sculptAsset != null)
{
// Is it a mesh?
if (omvPrim.Sculpt.Type == SculptType.Mesh)
{
AssetMesh meshAsset = new AssetMesh(omvPrim.Sculpt.SculptTexture, sculptAsset);
FacetedMesh.TryDecodeFromAsset(omvPrim, meshAsset, DetailLevel.Highest, out renderMesh);
meshAsset = null;
}
else // It's sculptie
{
IJ2KDecoder imgDecoder = m_scene.RequestModuleInterface<IJ2KDecoder>();
if(imgDecoder != null)
{
Image sculpt = imgDecoder.DecodeToImage(sculptAsset);
if(sculpt != null)
{
renderMesh = m_primMesher.GenerateFacetedSculptMesh(omvPrim,(Bitmap)sculpt,
DetailLevel.Medium);
sculpt.Dispose();
}
}
}
}
}
}
// If not a mesh or sculptie, try the regular mesher
if (renderMesh == null)
{
renderMesh = m_primMesher.GenerateFacetedMesh(omvPrim, DetailLevel.Medium);
}
if (renderMesh == null)
return;
string primID = prim.UUID.ToString();
// Create the prim faces
// TODO: Implement the useTextures flag behavior
for (int i = 0; i < renderMesh.Faces.Count; i++)
{
Face face = renderMesh.Faces[i];
string meshName = primID + i.ToString();
// Avoid adding duplicate meshes to the scene
if (renderer.Scene.objectData.ContainsKey(meshName))
continue;
warp_Object faceObj = new warp_Object();
for (int j = 0; j < face.Vertices.Count; j++)
{
Vertex v = face.Vertices[j];
warp_Vector pos = ConvertVector(v.Position);
warp_Vertex vert = new warp_Vertex(pos, v.TexCoord.X, v.TexCoord.Y);
faceObj.addVertex(vert);
}
for (int j = 0; j < face.Indices.Count; j += 3)
{
faceObj.addTriangle(
face.Indices[j + 0],
face.Indices[j + 1],
face.Indices[j + 2]);
}
Primitive.TextureEntryFace teFace = prim.Shape.Textures.GetFace((uint)i);
Color4 faceColor = GetFaceColor(teFace);
string materialName = String.Empty;
if (m_texturePrims && primScaleLenSquared > m_texturePrimSize*m_texturePrimSize)
materialName = GetOrCreateMaterial(renderer, faceColor, teFace.TextureID);
else
materialName = GetOrCreateMaterial(renderer, faceColor);
warp_Vector primPos = ConvertVector(prim.GetWorldPosition());
warp_Quaternion primRot = ConvertQuaternion(prim.GetWorldRotation());
warp_Matrix m = warp_Matrix.quaternionMatrix(primRot);
faceObj.transform(m);
faceObj.setPos(primPos);
faceObj.scaleSelf(prim.Scale.X, prim.Scale.Z, prim.Scale.Y);
renderer.Scene.addObject(meshName, faceObj);
renderer.SetObjectMaterial(meshName, materialName);
}
}
private Color4 GetFaceColor(Primitive.TextureEntryFace face)
{
Color4 color;
if (face.TextureID == UUID.Zero)
return face.RGBA;
if (!m_colors.TryGetValue(face.TextureID, out color))
{
bool fetched = false;
// Attempt to fetch the texture metadata
UUID metadataID = UUID.Combine(face.TextureID, TEXTURE_METADATA_MAGIC);
AssetBase metadata = m_scene.AssetService.GetCached(metadataID.ToString());
if (metadata != null)
{
OSDMap map = null;
try { map = OSDParser.Deserialize(metadata.Data) as OSDMap; } catch { }
if (map != null)
{
color = map["X-JPEG2000-RGBA"].AsColor4();
fetched = true;
}
}
if (!fetched)
{
// Fetch the texture, decode and get the average color,
// then save it to a temporary metadata asset
AssetBase textureAsset = m_scene.AssetService.Get(face.TextureID.ToString());
if (textureAsset != null)
{
int width, height;
color = GetAverageColor(textureAsset.FullID, textureAsset.Data, out width, out height);
OSDMap data = new OSDMap { { "X-JPEG2000-RGBA", OSD.FromColor4(color) } };
metadata = new AssetBase
{
Data = System.Text.Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(data)),
Description = "Metadata for JPEG2000 texture " + face.TextureID.ToString(),
Flags = AssetFlags.Collectable,
FullID = metadataID,
ID = metadataID.ToString(),
Local = true,
Temporary = true,
Name = String.Empty,
Type = (sbyte)AssetType.Unknown
};
m_scene.AssetService.Store(metadata);
}
else
{
color = new Color4(0.5f, 0.5f, 0.5f, 1.0f);
}
}
m_colors[face.TextureID] = color;
}
return color * face.RGBA;
}
private string GetOrCreateMaterial(WarpRenderer renderer, Color4 color)
{
string name = color.ToString();
warp_Material material = renderer.Scene.material(name);
if (material != null)
return name;
renderer.AddMaterial(name, ConvertColor(color));
if (color.A < 1f)
renderer.Scene.material(name).setTransparency((byte)((1f - color.A) * 255f));
return name;
}
public string GetOrCreateMaterial(WarpRenderer renderer, Color4 faceColor, UUID textureID)
{
string materialName = "Color-" + faceColor.ToString() + "-Texture-" + textureID.ToString();
if (renderer.Scene.material(materialName) == null)
{
renderer.AddMaterial(materialName, ConvertColor(faceColor));
if (faceColor.A < 1f)
{
renderer.Scene.material(materialName).setTransparency((byte) ((1f - faceColor.A)*255f));
}
warp_Texture texture = GetTexture(textureID);
if (texture != null)
renderer.Scene.material(materialName).setTexture(texture);
}
return materialName;
}
private warp_Texture GetTexture(UUID id)
{
warp_Texture ret = null;
byte[] asset = m_scene.AssetService.GetData(id.ToString());
if (asset != null)
{
IJ2KDecoder imgDecoder = m_scene.RequestModuleInterface<IJ2KDecoder>();
try
{
using (Bitmap img = (Bitmap)imgDecoder.DecodeToImage(asset))
ret = new warp_Texture(img);
}
catch (Exception e)
{
m_log.Warn(string.Format("[WARP 3D IMAGE MODULE]: Failed to decode asset {0}, exception ", id), e);
}
}
return ret;
}
#endregion Rendering Methods
#region Static Helpers
// Note: axis change.
private static warp_Vector ConvertVector(float x, float y, float z)
{
return new warp_Vector(x, z, y);
}
private static warp_Vector ConvertVector(Vector3 vector)
{
return new warp_Vector(vector.X, vector.Z, vector.Y);
}
private static warp_Quaternion ConvertQuaternion(Quaternion quat)
{
return new warp_Quaternion(quat.X, quat.Z, quat.Y, -quat.W);
}
private static int ConvertColor(Color4 color)
{
int c = warp_Color.getColor((byte)(color.R * 255f), (byte)(color.G * 255f), (byte)(color.B * 255f));
if (color.A < 1f)
c |= (byte)(color.A * 255f) << 24;
return c;
}
private static Vector3 SurfaceNormal(Vector3 c1, Vector3 c2, Vector3 c3)
{
Vector3 edge1 = new Vector3(c2.X - c1.X, c2.Y - c1.Y, c2.Z - c1.Z);
Vector3 edge2 = new Vector3(c3.X - c1.X, c3.Y - c1.Y, c3.Z - c1.Z);
Vector3 normal = Vector3.Cross(edge1, edge2);
normal.Normalize();
return normal;
}
public static Color4 GetAverageColor(UUID textureID, byte[] j2kData, out int width, out int height)
{
ulong r = 0;
ulong g = 0;
ulong b = 0;
ulong a = 0;
using (MemoryStream stream = new MemoryStream(j2kData))
{
try
{
int pixelBytes;
using (Bitmap bitmap = (Bitmap)J2kImage.FromStream(stream))
{
width = bitmap.Width;
height = bitmap.Height;
BitmapData bitmapData = bitmap.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.ReadOnly, bitmap.PixelFormat);
pixelBytes = (bitmap.PixelFormat == PixelFormat.Format24bppRgb) ? 3 : 4;
// Sum up the individual channels
unsafe
{
if (pixelBytes == 4)
{
for (int y = 0; y < height; y++)
{
byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
for (int x = 0; x < width; x++)
{
b += row[x * pixelBytes + 0];
g += row[x * pixelBytes + 1];
r += row[x * pixelBytes + 2];
a += row[x * pixelBytes + 3];
}
}
}
else
{
for (int y = 0; y < height; y++)
{
byte* row = (byte*)bitmapData.Scan0 + (y * bitmapData.Stride);
for (int x = 0; x < width; x++)
{
b += row[x * pixelBytes + 0];
g += row[x * pixelBytes + 1];
r += row[x * pixelBytes + 2];
}
}
}
}
}
// Get the averages for each channel
const decimal OO_255 = 1m / 255m;
decimal totalPixels = (decimal)(width * height);
decimal rm = ((decimal)r / totalPixels) * OO_255;
decimal gm = ((decimal)g / totalPixels) * OO_255;
decimal bm = ((decimal)b / totalPixels) * OO_255;
decimal am = ((decimal)a / totalPixels) * OO_255;
if (pixelBytes == 3)
am = 1m;
return new Color4((float)rm, (float)gm, (float)bm, (float)am);
}
catch (Exception ex)
{
m_log.WarnFormat(
"[WARP 3D IMAGE MODULE]: Error decoding JPEG2000 texture {0} ({1} bytes): {2}",
textureID, j2kData.Length, ex.Message);
width = 0;
height = 0;
return new Color4(0.5f, 0.5f, 0.5f, 1.0f);
}
}
}
#endregion Static Helpers
}
public static class ImageUtils
{
/// <summary>
/// Performs bilinear interpolation between four values
/// </summary>
/// <param name="v00">First, or top left value</param>
/// <param name="v01">Second, or top right value</param>
/// <param name="v10">Third, or bottom left value</param>
/// <param name="v11">Fourth, or bottom right value</param>
/// <param name="xPercent">Interpolation value on the X axis, between 0.0 and 1.0</param>
/// <param name="yPercent">Interpolation value on fht Y axis, between 0.0 and 1.0</param>
/// <returns>The bilinearly interpolated result</returns>
public static float Bilinear(float v00, float v01, float v10, float v11, float xPercent, float yPercent)
{
return Utils.Lerp(Utils.Lerp(v00, v01, xPercent), Utils.Lerp(v10, v11, xPercent), yPercent);
}
/// <summary>
/// Performs a high quality image resize
/// </summary>
/// <param name="image">Image to resize</param>
/// <param name="width">New width</param>
/// <param name="height">New height</param>
/// <returns>Resized image</returns>
public static Bitmap ResizeImage(Image image, int width, int height)
{
Bitmap result = new Bitmap(width, height);
using (Graphics graphics = Graphics.FromImage(result))
{
graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphics.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
graphics.DrawImage(image, 0, 0, result.Width, result.Height);
}
return result;
}
}
}