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* Removed and sorted using clauses in a number of files.

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* Cleaned up ITerrainChannel
* Implemented Raise, Lower, Smooth, Flatten, Noise Terrain Paint Brushes
* Implemented Raise, Lower, Smooth, Flatten, Noise Terrain Fill Brushes
* Implemented Export functionality for RAW32 terrain loader
* Implemented Import/Export for SLRAW terrain loader
* Implemented Export for JPEG terrain loader
This commit is contained in:
Adam Frisby
2008-03-03 08:35:59 +00:00
parent fe49c96ee0
commit c5d1f87cd2
31 changed files with 1111 additions and 68 deletions
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125
OpenSim/Region/Environment/Modules/Terrain/PaintBrushes/FlattenSphere.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 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.
*
* 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 OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain.PaintBrushes
{
public class FlattenSphere : ITerrainPaintableEffect
{
private double SphericalFactor(double x, double y, double rx, double ry, double size)
{
double z = size * size - ((x - rx) * (x - rx) + (y - ry) * (y - ry));
return z;
}
private double GetBilinearInterpolate(double x, double y, ITerrainChannel map)
{
int w = map.Width;
int h = map.Height;
if (x > w - 2.0)
x = w - 2.0;
if (y > h - 2.0)
y = h - 2.0;
if (x < 0.0)
x = 0.0;
if (y < 0.0)
y = 0.0;
int stepSize = 1;
double h00 = map[(int)x, (int)y];
double h10 = map[(int)x + stepSize, (int)y];
double h01 = map[(int)x, (int)y + stepSize];
double h11 = map[(int)x + stepSize, (int)y + stepSize];
double h1 = h00;
double h2 = h10;
double h3 = h01;
double h4 = h11;
double a00 = h1;
double a10 = h2 - h1;
double a01 = h3 - h1;
double a11 = h1 - h2 - h3 + h4;
double partialx = x - (int)x;
double partialz = y - (int)y;
double hi = a00 + (a10 * partialx) + (a01 * partialz) + (a11 * partialx * partialz);
return hi;
}
#region ITerrainPaintableEffect Members
public void PaintEffect(ITerrainChannel map, double rx, double ry, double strength)
{
int x, y;
double[,] tweak = new double[map.Width, map.Height];
double n, l;
double area = strength;
double step = strength / 4.0;
double sum = 0.0;
double step2 = 0.0;
double avg = 0.0;
// compute delta map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
double z = SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
sum += map[x, y] * z;
step2 += z;
}
}
}
avg = sum / step2;
// blend in map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
double z = SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
if (z > 1.0)
z = 1.0;
map[x, y] = (map[x, y] * (1.0 - z)) + (avg * z);
}
}
}
}
#endregion
}
}

65
OpenSim/Region/Environment/Modules/Terrain/PaintBrushes/LowerSphere.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 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.
*
* 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 OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain.PaintBrushes
{
public class LowerSphere : ITerrainPaintableEffect
{
#region ITerrainPaintableEffect Members
public void PaintEffect(ITerrainChannel map, double rx, double ry, double strength)
{
int x, y;
for (x = 0; x < map.Width; x++)
{
// Skip everything unlikely to be affected
if (Math.Abs(x - rx) > strength * 1.1)
continue;
for (y = 0; y < map.Height; y++)
{
// Skip everything unlikely to be affected
if (Math.Abs(y - ry) > strength * 1.1)
continue;
// Calculate a sphere and add it to the heighmap
double z = strength;
z *= z;
z -= ((x - rx) * (x - rx)) + ((y - ry) * (y - ry));
if (z > 0.0)
map[x, y] -= z;
}
}
}
#endregion
}
}

73
OpenSim/Region/Environment/Modules/Terrain/PaintBrushes/NoiseSphere.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 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.
*
* 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 OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain.PaintBrushes
{
public class NoiseSphere : ITerrainPaintableEffect
{
#region ITerrainPaintableEffect Members
public void PaintEffect(ITerrainChannel map, double rx, double ry, double strength)
{
int x, y;
for (x = 0; x < map.Width; x++)
{
// Skip everything unlikely to be affected
if (Math.Abs(x - rx) > strength * 1.1)
continue;
for (y = 0; y < map.Height; y++)
{
// Skip everything unlikely to be affected
if (Math.Abs(y - ry) > strength * 1.1)
continue;
// Calculate a sphere and add it to the heighmap
double z = strength;
z *= z;
z -= ((x - rx) * (x - rx)) + ((y - ry) * (y - ry));
double noise;
lock (Util.RandomClass)
{
noise = Util.RandomClass.NextDouble();
}
if (z > 0.0)
map[x, y] += (noise - 0.5) * z;
}
}
}
#endregion
}
}

32
OpenSim/Region/Environment/Modules/Terrain/PaintBrushes/RaiseSphere.cs
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using System;
using System.Collections.Generic;
using System.Text;
using OpenSim.Region.Environment.Modules.Terrain;
/*
* 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 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.
*
* 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 OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain.PaintBrushes

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OpenSim/Region/Environment/Modules/Terrain/PaintBrushes/SmoothSphere.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 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.
*
* 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 OpenSim.Region.Environment.Interfaces;
namespace OpenSim.Region.Environment.Modules.Terrain.PaintBrushes
{
public class SmoothSphere : ITerrainPaintableEffect
{
private double SphericalFactor(double x, double y, double rx, double ry, double size)
{
double z = size * size - ((x - rx) * (x - rx) + (y - ry) * (y - ry));
return z;
}
private double GetBilinearInterpolate(double x, double y, ITerrainChannel map)
{
int w = map.Width;
int h = map.Height;
if (x > w - 2.0)
x = w - 2.0;
if (y > h - 2.0)
y = h - 2.0;
if (x < 0.0)
x = 0.0;
if (y < 0.0)
y = 0.0;
int stepSize = 1;
double h00 = map[(int)x, (int)y];
double h10 = map[(int)x + stepSize, (int)y];
double h01 = map[(int)x, (int)y + stepSize];
double h11 = map[(int)x + stepSize, (int)y + stepSize];
double h1 = h00;
double h2 = h10;
double h3 = h01;
double h4 = h11;
double a00 = h1;
double a10 = h2 - h1;
double a01 = h3 - h1;
double a11 = h1 - h2 - h3 + h4;
double partialx = x - (int)x;
double partialz = y - (int)y;
double hi = a00 + (a10 * partialx) + (a01 * partialz) + (a11 * partialx * partialz);
return hi;
}
#region ITerrainPaintableEffect Members
public void PaintEffect(ITerrainChannel map, double rx, double ry, double strength)
{
int x, y;
double[,] tweak = new double[map.Width, map.Height];
double n, l;
double area = strength;
double step = strength / 4.0;
// compute delta map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
double z = SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
double average = 0.0;
int avgsteps = 0;
for (n = 0.0 - area; n < area; n += step)
{
for (l = 0.0 - area; l < area; l += step)
{
avgsteps++;
average += GetBilinearInterpolate(x + n, y + l, map);
}
}
tweak[x, y] = average / avgsteps;
}
}
}
// blend in map
for (x = 0; x < map.Width; x++)
{
for (y = 0; y < map.Height; y++)
{
double z = SphericalFactor(x, y, rx, ry, strength);
if (z > 0) // add in non-zero amount
{
double da = z;
double a = (map[x, y] - tweak[x, y]) * da;
double newz = map[x, y] - a;
if (newz > 0.0)
map[x, y] = newz;
}
}
}
}
#endregion
}
}