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minor changes to ubMeshmerizer memory use

melanie
UbitUmarov 2016-11-17 13:57:45 +00:00
parent 3d78388e55
commit 2db22bf064
2 changed files with 66 additions and 67 deletions
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129
OpenSim/Region/PhysicsModules/ubOdeMeshing/Mesh.cs
View File

@ -39,6 +39,24 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
{
public class MeshBuildingData
{
private class vertexcomp : IEqualityComparer<Vertex>
{
public bool Equals(Vertex v1, Vertex v2)
{
if (v1.X == v2.X && v1.Y == v2.Y && v1.Z == v2.Z)
return true;
else
return false;
}
public int GetHashCode(Vertex v)
{
int a = v.X.GetHashCode();
int b = v.Y.GetHashCode();
int c = v.Z.GetHashCode();
return (a << 16) ^ (b << 8) ^ c;
}
}
public Dictionary<Vertex, int> m_vertices;
public List<Triangle> m_triangles;
public float m_obbXmin;
@ -49,6 +67,21 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
public float m_obbZmax;
public Vector3 m_centroid;
public int m_centroidDiv;
public MeshBuildingData()
{
vertexcomp vcomp = new vertexcomp();
m_vertices = new Dictionary<Vertex, int>(vcomp);
m_triangles = new List<Triangle>();
m_centroid = Vector3.Zero;
m_centroidDiv = 0;
m_obbXmin = float.MaxValue;
m_obbXmax = float.MinValue;
m_obbYmin = float.MaxValue;
m_obbYmax = float.MinValue;
m_obbZmin = float.MaxValue;
m_obbZmax = float.MinValue;
}
}
[Serializable()]
@ -76,50 +109,20 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
public int RefCount { get; set; }
public AMeshKey Key { get; set; }
private class vertexcomp : IEqualityComparer<Vertex>
public Mesh(bool forbuild)
{
public bool Equals(Vertex v1, Vertex v2)
{
if (v1.X == v2.X && v1.Y == v2.Y && v1.Z == v2.Z)
return true;
else
return false;
}
public int GetHashCode(Vertex v)
{
int a = v.X.GetHashCode();
int b = v.Y.GetHashCode();
int c = v.Z.GetHashCode();
return (a << 16) ^ (b << 8) ^ c;
}
}
public Mesh()
{
vertexcomp vcomp = new vertexcomp();
m_bdata = new MeshBuildingData();
m_bdata.m_vertices = new Dictionary<Vertex, int>(vcomp);
m_bdata.m_triangles = new List<Triangle>();
m_bdata.m_centroid = Vector3.Zero;
m_bdata.m_centroidDiv = 0;
m_bdata.m_obbXmin = float.MaxValue;
m_bdata.m_obbXmax = float.MinValue;
m_bdata.m_obbYmin = float.MaxValue;
m_bdata.m_obbYmax = float.MinValue;
m_bdata.m_obbZmin = float.MaxValue;
m_bdata.m_obbZmax = float.MinValue;
if(forbuild)
m_bdata = new MeshBuildingData();
m_obb = new Vector3(0.5f, 0.5f, 0.5f);
m_obboffset = Vector3.Zero;
}
public Mesh Scale(Vector3 scale)
{
if (m_verticesPtr == null || m_indicesPtr == null)
return null;
Mesh result = new Mesh();
Mesh result = new Mesh(false);
float x = scale.X;
float y = scale.Y;
@ -167,7 +170,7 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
public Mesh Clone()
{
Mesh result = new Mesh();
Mesh result = new Mesh(false);
if (m_bdata != null)
{
@ -514,8 +517,6 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
if (m_indicesPtr == IntPtr.Zero)
indexes = getIndexListAsInt();
pinMemory();
float x, y, z;
if (m_bdata.m_centroidDiv > 0)
@ -543,55 +544,53 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
m_obb = new Vector3(x, y, z);
releaseBuildingMeshData();
pinMemory();
}
public bool ToStream(Stream st)
{
if (m_indicesPtr == IntPtr.Zero || m_verticesPtr == IntPtr.Zero)
return false;
BinaryWriter bw = new BinaryWriter(st);
bool ok = true;
try
{
using(BinaryWriter bw = new BinaryWriter(st))
{
bw.Write(m_vertexCount);
bw.Write(m_indexCount);
bw.Write(m_vertexCount);
bw.Write(m_indexCount);
for (int i = 0; i < 3 * m_vertexCount; i++)
bw.Write(vertices[i]);
for (int i = 0; i < m_indexCount; i++)
bw.Write(indexes[i]);
bw.Write(m_obb.X);
bw.Write(m_obb.Y);
bw.Write(m_obb.Z);
bw.Write(m_obboffset.X);
bw.Write(m_obboffset.Y);
bw.Write(m_obboffset.Z);
for (int i = 0; i < 3 * m_vertexCount; i++)
bw.Write(vertices[i]);
for (int i = 0; i < m_indexCount; i++)
bw.Write(indexes[i]);
bw.Write(m_obb.X);
bw.Write(m_obb.Y);
bw.Write(m_obb.Z);
bw.Write(m_obboffset.X);
bw.Write(m_obboffset.Y);
bw.Write(m_obboffset.Z);
bw.Flush();
bw.Close();
}
}
catch
{
ok = false;
}
if (bw != null)
{
bw.Flush();
bw.Close();
}
return ok;
}
public static Mesh FromStream(Stream st, AMeshKey key)
{
Mesh mesh = new Mesh();
mesh.releaseBuildingMeshData();
Mesh mesh = new Mesh(false);
bool ok = true;
using(BinaryReader br = new BinaryReader(st))
try
{
try
using(BinaryReader br = new BinaryReader(st))
{
mesh.m_vertexCount = br.ReadInt32();
mesh.m_indexCount = br.ReadInt32();
@ -613,10 +612,10 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
mesh.m_obboffset.Y = br.ReadSingle();
mesh.m_obboffset.Z = br.ReadSingle();
}
catch
{
ok = false;
}
}
catch
{
ok = false;
}
if (ok)

4
OpenSim/Region/PhysicsModules/ubOdeMeshing/Meshmerizer.cs
View File

@ -182,7 +182,7 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
/// <returns></returns>
private static Mesh CreateSimpleBoxMesh(float minX, float maxX, float minY, float maxY, float minZ, float maxZ)
{
Mesh box = new Mesh();
Mesh box = new Mesh(true);
List<Vertex> vertices = new List<Vertex>();
// bottom
@ -357,7 +357,7 @@ namespace OpenSim.Region.PhysicsModule.ubODEMeshing
int numCoords = coords.Count;
int numFaces = faces.Count;
Mesh mesh = new Mesh();
Mesh mesh = new Mesh(true);
// Add the corresponding triangles to the mesh
for (int i = 0; i < numFaces; i++)
{