From e9a56d5e194b9b80f8adf5d1ce5d9ab3f5f7bfdd Mon Sep 17 00:00:00 2001 From: UbitUmarov Date: Sat, 12 Sep 2015 21:38:26 +0100 Subject: rename Ubit physics modules --- .../PhysicsModules/UbitMeshing/Meshmerizer.cs | 1458 -------------------- 1 file changed, 1458 deletions(-) delete mode 100644 OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs (limited to 'OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs') diff --git a/OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs b/OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs deleted file mode 100644 index 58a93a1..0000000 --- a/OpenSim/Region/PhysicsModules/UbitMeshing/Meshmerizer.cs +++ /dev/null @@ -1,1458 +0,0 @@ -/* - * 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. - */ -//#define SPAM - -using System; -using System.Collections.Generic; -using OpenSim.Framework; -using OpenSim.Region.Framework.Scenes; -using OpenSim.Region.Framework.Interfaces; -using OpenSim.Region.PhysicsModules.SharedBase; -using OpenSim.Region.PhysicsModules.ConvexDecompositionDotNet; -using OpenMetaverse; -using OpenMetaverse.StructuredData; -using System.Drawing; -using System.Drawing.Imaging; -using System.IO.Compression; -using PrimMesher; -using log4net; -using Nini.Config; -using System.Reflection; -using System.IO; -using ComponentAce.Compression.Libs.zlib; -using System.Runtime.Serialization; -using System.Runtime.Serialization.Formatters.Binary; - -using Mono.Addins; - -namespace OpenSim.Region.PhysicsModule.UbitMeshing -{ - [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "UbitMeshmerizer")] - public class UbitMeshmerizer : IMesher, INonSharedRegionModule - { - private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); - - // Setting baseDir to a path will enable the dumping of raw files - // raw files can be imported by blender so a visual inspection of the results can be done - - private bool m_Enabled = false; - - public object diskLock = new object(); - - public bool doMeshFileCache = true; - - public string cachePath = "MeshCache"; - public TimeSpan CacheExpire; - public bool doCacheExpire = true; - -// const string baseDir = "rawFiles"; - private const string baseDir = null; //"rawFiles"; - - private bool useMeshiesPhysicsMesh = false; - - private float minSizeForComplexMesh = 0.2f; // prims with all dimensions smaller than this will have a bounding box mesh - - private Dictionary m_uniqueMeshes = new Dictionary(); - private Dictionary m_uniqueReleasedMeshes = new Dictionary(); - - #region INonSharedRegionModule - public string Name - { - get { return "UbitMeshmerizer"; } - } - - public Type ReplaceableInterface - { - get { return null; } - } - - public void Initialise(IConfigSource config) - { - IConfig start_config = config.Configs["Startup"]; - - string mesher = start_config.GetString("meshing", string.Empty); - if (mesher == Name) - { - float fcache = 48.0f; - // float fcache = 0.02f; - - IConfig mesh_config = config.Configs["Mesh"]; - if (mesh_config != null) - { - useMeshiesPhysicsMesh = mesh_config.GetBoolean("UseMeshiesPhysicsMesh", useMeshiesPhysicsMesh); - if (useMeshiesPhysicsMesh) - { - doMeshFileCache = mesh_config.GetBoolean("MeshFileCache", doMeshFileCache); - cachePath = mesh_config.GetString("MeshFileCachePath", cachePath); - fcache = mesh_config.GetFloat("MeshFileCacheExpireHours", fcache); - doCacheExpire = mesh_config.GetBoolean("MeshFileCacheDoExpire", doCacheExpire); - } - else - { - doMeshFileCache = false; - doCacheExpire = false; - } - - m_Enabled = true; - } - - CacheExpire = TimeSpan.FromHours(fcache); - - } - } - - public void Close() - { - } - - public void AddRegion(Scene scene) - { - if (!m_Enabled) - return; - - scene.RegisterModuleInterface(this); - } - - public void RemoveRegion(Scene scene) - { - if (!m_Enabled) - return; - - scene.UnregisterModuleInterface(this); - } - - public void RegionLoaded(Scene scene) - { - if (!m_Enabled) - return; - } - - #endregion - - /// - /// creates a simple box mesh of the specified size. This mesh is of very low vertex count and may - /// be useful as a backup proxy when level of detail is not needed or when more complex meshes fail - /// for some reason - /// - /// - /// - /// - /// - /// - /// - /// - private static Mesh CreateSimpleBoxMesh(float minX, float maxX, float minY, float maxY, float minZ, float maxZ) - { - Mesh box = new Mesh(); - List vertices = new List(); - // bottom - - vertices.Add(new Vertex(minX, maxY, minZ)); - vertices.Add(new Vertex(maxX, maxY, minZ)); - vertices.Add(new Vertex(maxX, minY, minZ)); - vertices.Add(new Vertex(minX, minY, minZ)); - - box.Add(new Triangle(vertices[0], vertices[1], vertices[2])); - box.Add(new Triangle(vertices[0], vertices[2], vertices[3])); - - // top - - vertices.Add(new Vertex(maxX, maxY, maxZ)); - vertices.Add(new Vertex(minX, maxY, maxZ)); - vertices.Add(new Vertex(minX, minY, maxZ)); - vertices.Add(new Vertex(maxX, minY, maxZ)); - - box.Add(new Triangle(vertices[4], vertices[5], vertices[6])); - box.Add(new Triangle(vertices[4], vertices[6], vertices[7])); - - // sides - - box.Add(new Triangle(vertices[5], vertices[0], vertices[3])); - box.Add(new Triangle(vertices[5], vertices[3], vertices[6])); - - box.Add(new Triangle(vertices[1], vertices[0], vertices[5])); - box.Add(new Triangle(vertices[1], vertices[5], vertices[4])); - - box.Add(new Triangle(vertices[7], vertices[1], vertices[4])); - box.Add(new Triangle(vertices[7], vertices[2], vertices[1])); - - box.Add(new Triangle(vertices[3], vertices[2], vertices[7])); - box.Add(new Triangle(vertices[3], vertices[7], vertices[6])); - - return box; - } - - /// - /// Creates a simple bounding box mesh for a complex input mesh - /// - /// - /// - private static Mesh CreateBoundingBoxMesh(Mesh meshIn) - { - float minX = float.MaxValue; - float maxX = float.MinValue; - float minY = float.MaxValue; - float maxY = float.MinValue; - float minZ = float.MaxValue; - float maxZ = float.MinValue; - - foreach (Vector3 v in meshIn.getVertexList()) - { - if (v.X < minX) minX = v.X; - if (v.Y < minY) minY = v.Y; - if (v.Z < minZ) minZ = v.Z; - - if (v.X > maxX) maxX = v.X; - if (v.Y > maxY) maxY = v.Y; - if (v.Z > maxZ) maxZ = v.Z; - } - - return CreateSimpleBoxMesh(minX, maxX, minY, maxY, minZ, maxZ); - } - - private void ReportPrimError(string message, string primName, PrimMesh primMesh) - { - m_log.Error(message); - m_log.Error("\nPrim Name: " + primName); - m_log.Error("****** PrimMesh Parameters ******\n" + primMesh.ParamsToDisplayString()); - } - - /// - /// Add a submesh to an existing list of coords and faces. - /// - /// - /// Size of entire object - /// - /// - private void AddSubMesh(OSDMap subMeshData, List coords, List faces) - { - // Console.WriteLine("subMeshMap for {0} - {1}", primName, Util.GetFormattedXml((OSD)subMeshMap)); - - // As per http://wiki.secondlife.com/wiki/Mesh/Mesh_Asset_Format, some Mesh Level - // of Detail Blocks (maps) contain just a NoGeometry key to signal there is no - // geometry for this submesh. - if (subMeshData.ContainsKey("NoGeometry") && ((OSDBoolean)subMeshData["NoGeometry"])) - return; - - OpenMetaverse.Vector3 posMax; - OpenMetaverse.Vector3 posMin; - if (subMeshData.ContainsKey("PositionDomain")) - { - posMax = ((OSDMap)subMeshData["PositionDomain"])["Max"].AsVector3(); - posMin = ((OSDMap)subMeshData["PositionDomain"])["Min"].AsVector3(); - } - else - { - posMax = new Vector3(0.5f, 0.5f, 0.5f); - posMin = new Vector3(-0.5f, -0.5f, -0.5f); - } - - ushort faceIndexOffset = (ushort)coords.Count; - - byte[] posBytes = subMeshData["Position"].AsBinary(); - for (int i = 0; i < posBytes.Length; i += 6) - { - ushort uX = Utils.BytesToUInt16(posBytes, i); - ushort uY = Utils.BytesToUInt16(posBytes, i + 2); - ushort uZ = Utils.BytesToUInt16(posBytes, i + 4); - - Coord c = new Coord( - Utils.UInt16ToFloat(uX, posMin.X, posMax.X), - Utils.UInt16ToFloat(uY, posMin.Y, posMax.Y), - Utils.UInt16ToFloat(uZ, posMin.Z, posMax.Z)); - - coords.Add(c); - } - - byte[] triangleBytes = subMeshData["TriangleList"].AsBinary(); - for (int i = 0; i < triangleBytes.Length; i += 6) - { - ushort v1 = (ushort)(Utils.BytesToUInt16(triangleBytes, i) + faceIndexOffset); - ushort v2 = (ushort)(Utils.BytesToUInt16(triangleBytes, i + 2) + faceIndexOffset); - ushort v3 = (ushort)(Utils.BytesToUInt16(triangleBytes, i + 4) + faceIndexOffset); - Face f = new Face(v1, v2, v3); - faces.Add(f); - } - } - - /// - /// Create a physics mesh from data that comes with the prim. The actual data used depends on the prim type. - /// - /// - /// - /// - /// - /// - private Mesh CreateMeshFromPrimMesher(string primName, PrimitiveBaseShape primShape, float lod, bool convex) - { -// m_log.DebugFormat( -// "[MESH]: Creating physics proxy for {0}, shape {1}", -// primName, (OpenMetaverse.SculptType)primShape.SculptType); - - List coords; - List faces; - - if (primShape.SculptEntry) - { - if (((OpenMetaverse.SculptType)primShape.SculptType) == SculptType.Mesh) - { - if (!useMeshiesPhysicsMesh) - return null; - - if (!GenerateCoordsAndFacesFromPrimMeshData(primName, primShape, out coords, out faces, convex)) - return null; - } - else - { - if (!GenerateCoordsAndFacesFromPrimSculptData(primName, primShape, lod, out coords, out faces)) - return null; - } - } - else - { - if (!GenerateCoordsAndFacesFromPrimShapeData(primName, primShape, lod, out coords, out faces)) - return null; - } - - primShape.SculptData = Utils.EmptyBytes; - - int numCoords = coords.Count; - int numFaces = faces.Count; - - Mesh mesh = new Mesh(); - // Add the corresponding triangles to the mesh - for (int i = 0; i < numFaces; i++) - { - Face f = faces[i]; - mesh.Add(new Triangle(coords[f.v1].X, coords[f.v1].Y, coords[f.v1].Z, - coords[f.v2].X, coords[f.v2].Y, coords[f.v2].Z, - coords[f.v3].X, coords[f.v3].Y, coords[f.v3].Z)); - } - - coords.Clear(); - faces.Clear(); - - return mesh; - } - - /// - /// Generate the co-ords and faces necessary to construct a mesh from the mesh data the accompanies a prim. - /// - /// - /// - /// - /// Coords are added to this list by the method. - /// Faces are added to this list by the method. - /// true if coords and faces were successfully generated, false if not - private bool GenerateCoordsAndFacesFromPrimMeshData( - string primName, PrimitiveBaseShape primShape, out List coords, out List faces, bool convex) - { -// m_log.DebugFormat("[MESH]: experimental mesh proxy generation for {0}", primName); - - bool usemesh = false; - - coords = new List(); - faces = new List(); - OSD meshOsd = null; - - if (primShape.SculptData.Length <= 0) - { -// m_log.InfoFormat("[MESH]: asset data for {0} is zero length", primName); - return false; - } - - long start = 0; - using (MemoryStream data = new MemoryStream(primShape.SculptData)) - { - try - { - OSD osd = OSDParser.DeserializeLLSDBinary(data); - if (osd is OSDMap) - meshOsd = (OSDMap)osd; - else - { - m_log.Warn("[Mesh}: unable to cast mesh asset to OSDMap"); - return false; - } - } - catch (Exception e) - { - m_log.Error("[MESH]: Exception deserializing mesh asset header:" + e.ToString()); - } - - start = data.Position; - } - - if (meshOsd is OSDMap) - { - OSDMap physicsParms = null; - OSDMap map = (OSDMap)meshOsd; - - if (!convex) - { - if (map.ContainsKey("physics_shape")) - physicsParms = (OSDMap)map["physics_shape"]; // old asset format - else if (map.ContainsKey("physics_mesh")) - physicsParms = (OSDMap)map["physics_mesh"]; // new asset format - - if (physicsParms != null) - usemesh = true; - } - - if(!usemesh && (map.ContainsKey("physics_convex"))) - physicsParms = (OSDMap)map["physics_convex"]; - - - if (physicsParms == null) - { - m_log.Warn("[MESH]: unknown mesh type"); - return false; - } - - int physOffset = physicsParms["offset"].AsInteger() + (int)start; - int physSize = physicsParms["size"].AsInteger(); - - if (physOffset < 0 || physSize == 0) - return false; // no mesh data in asset - - OSD decodedMeshOsd = new OSD(); - byte[] meshBytes = new byte[physSize]; - System.Buffer.BlockCopy(primShape.SculptData, physOffset, meshBytes, 0, physSize); - - try - { - using (MemoryStream inMs = new MemoryStream(meshBytes)) - { - using (MemoryStream outMs = new MemoryStream()) - { - using (ZOutputStream zOut = new ZOutputStream(outMs)) - { - byte[] readBuffer = new byte[2048]; - int readLen = 0; - while ((readLen = inMs.Read(readBuffer, 0, readBuffer.Length)) > 0) - { - zOut.Write(readBuffer, 0, readLen); - } - zOut.Flush(); - outMs.Seek(0, SeekOrigin.Begin); - - byte[] decompressedBuf = outMs.GetBuffer(); - - decodedMeshOsd = OSDParser.DeserializeLLSDBinary(decompressedBuf); - } - } - } - } - catch (Exception e) - { - m_log.Error("[MESH]: exception decoding physical mesh: " + e.ToString()); - return false; - } - - if (usemesh) - { - OSDArray decodedMeshOsdArray = null; - - // physics_shape is an array of OSDMaps, one for each submesh - if (decodedMeshOsd is OSDArray) - { -// Console.WriteLine("decodedMeshOsd for {0} - {1}", primName, Util.GetFormattedXml(decodedMeshOsd)); - - decodedMeshOsdArray = (OSDArray)decodedMeshOsd; - foreach (OSD subMeshOsd in decodedMeshOsdArray) - { - if (subMeshOsd is OSDMap) - AddSubMesh(subMeshOsd as OSDMap, coords, faces); - } - } - } - else - { - OSDMap cmap = (OSDMap)decodedMeshOsd; - if (cmap == null) - return false; - - byte[] data; - - List vs = new List(); - PHullResult hullr = new PHullResult(); - float3 f3; - Coord c; - Face f; - Vector3 range; - Vector3 min; - - const float invMaxU16 = 1.0f / 65535f; - int t1; - int t2; - int t3; - int i; - int nverts; - int nindexs; - - if (cmap.ContainsKey("Max")) - range = cmap["Max"].AsVector3(); - else - range = new Vector3(0.5f, 0.5f, 0.5f); - - if (cmap.ContainsKey("Min")) - min = cmap["Min"].AsVector3(); - else - min = new Vector3(-0.5f, -0.5f, -0.5f); - - range = range - min; - range *= invMaxU16; - - if (!convex && cmap.ContainsKey("HullList") && cmap.ContainsKey("Positions")) - { - List hsizes = new List(); - int totalpoints = 0; - data = cmap["HullList"].AsBinary(); - for (i = 0; i < data.Length; i++) - { - t1 = data[i]; - if (t1 == 0) - t1 = 256; - totalpoints += t1; - hsizes.Add(t1); - } - - data = cmap["Positions"].AsBinary(); - int ptr = 0; - int vertsoffset = 0; - - if (totalpoints == data.Length / 6) // 2 bytes per coord, 3 coords per point - { - foreach (int hullsize in hsizes) - { - for (i = 0; i < hullsize; i++ ) - { - t1 = data[ptr++]; - t1 += data[ptr++] << 8; - t2 = data[ptr++]; - t2 += data[ptr++] << 8; - t3 = data[ptr++]; - t3 += data[ptr++] << 8; - - f3 = new float3((t1 * range.X + min.X), - (t2 * range.Y + min.Y), - (t3 * range.Z + min.Z)); - vs.Add(f3); - } - - if(hullsize <3) - { - vs.Clear(); - continue; - } - - if (hullsize <5) - { - foreach (float3 point in vs) - { - c.X = point.x; - c.Y = point.y; - c.Z = point.z; - coords.Add(c); - } - f = new Face(vertsoffset, vertsoffset + 1, vertsoffset + 2); - faces.Add(f); - - if (hullsize == 4) - { - // not sure about orientation.. - f = new Face(vertsoffset, vertsoffset + 2, vertsoffset + 3); - faces.Add(f); - f = new Face(vertsoffset, vertsoffset + 3, vertsoffset + 1); - faces.Add(f); - f = new Face(vertsoffset + 3, vertsoffset + 2, vertsoffset + 1); - faces.Add(f); - } - vertsoffset += vs.Count; - vs.Clear(); - continue; - } - - if (!HullUtils.ComputeHull(vs, ref hullr, 0, 0.0f)) - { - vs.Clear(); - continue; - } - - nverts = hullr.Vertices.Count; - nindexs = hullr.Indices.Count; - - if (nindexs % 3 != 0) - { - vs.Clear(); - continue; - } - - for (i = 0; i < nverts; i++) - { - c.X = hullr.Vertices[i].x; - c.Y = hullr.Vertices[i].y; - c.Z = hullr.Vertices[i].z; - coords.Add(c); - } - - for (i = 0; i < nindexs; i += 3) - { - t1 = hullr.Indices[i]; - if (t1 > nverts) - break; - t2 = hullr.Indices[i + 1]; - if (t2 > nverts) - break; - t3 = hullr.Indices[i + 2]; - if (t3 > nverts) - break; - f = new Face(vertsoffset + t1, vertsoffset + t2, vertsoffset + t3); - faces.Add(f); - } - vertsoffset += nverts; - vs.Clear(); - } - } - if (coords.Count > 0 && faces.Count > 0) - return true; - } - - vs.Clear(); - - if (cmap.ContainsKey("BoundingVerts")) - { - data = cmap["BoundingVerts"].AsBinary(); - - for (i = 0; i < data.Length; ) - { - t1 = data[i++]; - t1 += data[i++] << 8; - t2 = data[i++]; - t2 += data[i++] << 8; - t3 = data[i++]; - t3 += data[i++] << 8; - - f3 = new float3((t1 * range.X + min.X), - (t2 * range.Y + min.Y), - (t3 * range.Z + min.Z)); - vs.Add(f3); - } - - if (vs.Count < 3) - { - vs.Clear(); - return false; - } - - if (vs.Count < 5) - { - foreach (float3 point in vs) - { - c.X = point.x; - c.Y = point.y; - c.Z = point.z; - coords.Add(c); - } - f = new Face(0, 1, 2); - faces.Add(f); - - if (vs.Count == 4) - { - f = new Face(0, 2, 3); - faces.Add(f); - f = new Face(0, 3, 1); - faces.Add(f); - f = new Face( 3, 2, 1); - faces.Add(f); - } - vs.Clear(); - return true; - } - - if (!HullUtils.ComputeHull(vs, ref hullr, 0, 0.0f)) - return false; - - nverts = hullr.Vertices.Count; - nindexs = hullr.Indices.Count; - - if (nindexs % 3 != 0) - return false; - - for (i = 0; i < nverts; i++) - { - c.X = hullr.Vertices[i].x; - c.Y = hullr.Vertices[i].y; - c.Z = hullr.Vertices[i].z; - coords.Add(c); - } - for (i = 0; i < nindexs; i += 3) - { - t1 = hullr.Indices[i]; - if (t1 > nverts) - break; - t2 = hullr.Indices[i + 1]; - if (t2 > nverts) - break; - t3 = hullr.Indices[i + 2]; - if (t3 > nverts) - break; - f = new Face(t1, t2, t3); - faces.Add(f); - } - - if (coords.Count > 0 && faces.Count > 0) - return true; - } - else - return false; - } - } - - return true; - } - - /// - /// Generate the co-ords and faces necessary to construct a mesh from the sculpt data the accompanies a prim. - /// - /// - /// - /// - /// - /// Coords are added to this list by the method. - /// Faces are added to this list by the method. - /// true if coords and faces were successfully generated, false if not - private bool GenerateCoordsAndFacesFromPrimSculptData( - string primName, PrimitiveBaseShape primShape, float lod, out List coords, out List faces) - { - coords = new List(); - faces = new List(); - PrimMesher.SculptMesh sculptMesh; - Image idata = null; - - if (primShape.SculptData == null || primShape.SculptData.Length == 0) - return false; - - try - { - OpenMetaverse.Imaging.ManagedImage unusedData; - OpenMetaverse.Imaging.OpenJPEG.DecodeToImage(primShape.SculptData, out unusedData, out idata); - - unusedData = null; - - if (idata == null) - { - // In some cases it seems that the decode can return a null bitmap without throwing - // an exception - m_log.WarnFormat("[PHYSICS]: OpenJPEG decoded sculpt data for {0} to a null bitmap. Ignoring.", primName); - return false; - } - } - catch (DllNotFoundException) - { - m_log.Error("[PHYSICS]: OpenJpeg is not installed correctly on this system. Physics Proxy generation failed. Often times this is because of an old version of GLIBC. You must have version 2.4 or above!"); - return false; - } - catch (IndexOutOfRangeException) - { - m_log.Error("[PHYSICS]: OpenJpeg was unable to decode this. Physics Proxy generation failed"); - return false; - } - catch (Exception ex) - { - m_log.Error("[PHYSICS]: Unable to generate a Sculpty physics proxy. Sculpty texture decode failed: " + ex.Message); - return false; - } - - PrimMesher.SculptMesh.SculptType sculptType; - // remove mirror and invert bits - OpenMetaverse.SculptType pbsSculptType = ((OpenMetaverse.SculptType)(primShape.SculptType & 0x3f)); - switch (pbsSculptType) - { - case OpenMetaverse.SculptType.Cylinder: - sculptType = PrimMesher.SculptMesh.SculptType.cylinder; - break; - case OpenMetaverse.SculptType.Plane: - sculptType = PrimMesher.SculptMesh.SculptType.plane; - break; - case OpenMetaverse.SculptType.Torus: - sculptType = PrimMesher.SculptMesh.SculptType.torus; - break; - case OpenMetaverse.SculptType.Sphere: - sculptType = PrimMesher.SculptMesh.SculptType.sphere; - break; - default: - sculptType = PrimMesher.SculptMesh.SculptType.plane; - break; - } - - bool mirror = ((primShape.SculptType & 128) != 0); - bool invert = ((primShape.SculptType & 64) != 0); - - sculptMesh = new PrimMesher.SculptMesh((Bitmap)idata, sculptType, (int)lod, mirror, invert); - - idata.Dispose(); - -// sculptMesh.DumpRaw(baseDir, primName, "primMesh"); - - coords = sculptMesh.coords; - faces = sculptMesh.faces; - - return true; - } - - /// - /// Generate the co-ords and faces necessary to construct a mesh from the shape data the accompanies a prim. - /// - /// - /// - /// - /// Coords are added to this list by the method. - /// Faces are added to this list by the method. - /// true if coords and faces were successfully generated, false if not - private bool GenerateCoordsAndFacesFromPrimShapeData( - string primName, PrimitiveBaseShape primShape, float lod, out List coords, out List faces) - { - PrimMesh primMesh; - coords = new List(); - faces = new List(); - - float pathShearX = primShape.PathShearX < 128 ? (float)primShape.PathShearX * 0.01f : (float)(primShape.PathShearX - 256) * 0.01f; - float pathShearY = primShape.PathShearY < 128 ? (float)primShape.PathShearY * 0.01f : (float)(primShape.PathShearY - 256) * 0.01f; - float pathBegin = (float)primShape.PathBegin * 2.0e-5f; - float pathEnd = 1.0f - (float)primShape.PathEnd * 2.0e-5f; - float pathScaleX = (float)(primShape.PathScaleX - 100) * 0.01f; - float pathScaleY = (float)(primShape.PathScaleY - 100) * 0.01f; - - float profileBegin = (float)primShape.ProfileBegin * 2.0e-5f; - float profileEnd = 1.0f - (float)primShape.ProfileEnd * 2.0e-5f; - - if (profileBegin < 0.0f) - profileBegin = 0.0f; - - if (profileEnd < 0.02f) - profileEnd = 0.02f; - else if (profileEnd > 1.0f) - profileEnd = 1.0f; - - if (profileBegin >= profileEnd) - profileBegin = profileEnd - 0.02f; - - float profileHollow = (float)primShape.ProfileHollow * 2.0e-5f; - if (profileHollow > 0.95f) - profileHollow = 0.95f; - - int sides = 4; - LevelOfDetail iLOD = (LevelOfDetail)lod; - byte profshape = (byte)(primShape.ProfileCurve & 0x07); - - if (profshape == (byte)ProfileShape.EquilateralTriangle - || profshape == (byte)ProfileShape.IsometricTriangle - || profshape == (byte)ProfileShape.RightTriangle) - sides = 3; - else if (profshape == (byte)ProfileShape.Circle) - { - switch (iLOD) - { - case LevelOfDetail.High: sides = 24; break; - case LevelOfDetail.Medium: sides = 12; break; - case LevelOfDetail.Low: sides = 6; break; - case LevelOfDetail.VeryLow: sides = 3; break; - default: sides = 24; break; - } - } - else if (profshape == (byte)ProfileShape.HalfCircle) - { // half circle, prim is a sphere - switch (iLOD) - { - case LevelOfDetail.High: sides = 24; break; - case LevelOfDetail.Medium: sides = 12; break; - case LevelOfDetail.Low: sides = 6; break; - case LevelOfDetail.VeryLow: sides = 3; break; - default: sides = 24; break; - } - - profileBegin = 0.5f * profileBegin + 0.5f; - profileEnd = 0.5f * profileEnd + 0.5f; - } - - int hollowSides = sides; - if (primShape.HollowShape == HollowShape.Circle) - { - switch (iLOD) - { - case LevelOfDetail.High: hollowSides = 24; break; - case LevelOfDetail.Medium: hollowSides = 12; break; - case LevelOfDetail.Low: hollowSides = 6; break; - case LevelOfDetail.VeryLow: hollowSides = 3; break; - default: hollowSides = 24; break; - } - } - else if (primShape.HollowShape == HollowShape.Square) - hollowSides = 4; - else if (primShape.HollowShape == HollowShape.Triangle) - { - if (profshape == (byte)ProfileShape.HalfCircle) - hollowSides = 6; - else - hollowSides = 3; - } - - primMesh = new PrimMesh(sides, profileBegin, profileEnd, profileHollow, hollowSides); - - if (primMesh.errorMessage != null) - if (primMesh.errorMessage.Length > 0) - m_log.Error("[ERROR] " + primMesh.errorMessage); - - primMesh.topShearX = pathShearX; - primMesh.topShearY = pathShearY; - primMesh.pathCutBegin = pathBegin; - primMesh.pathCutEnd = pathEnd; - - if (primShape.PathCurve == (byte)Extrusion.Straight || primShape.PathCurve == (byte) Extrusion.Flexible) - { - primMesh.twistBegin = (primShape.PathTwistBegin * 18) / 10; - primMesh.twistEnd = (primShape.PathTwist * 18) / 10; - primMesh.taperX = pathScaleX; - primMesh.taperY = pathScaleY; - -#if SPAM - m_log.Debug("****** PrimMesh Parameters (Linear) ******\n" + primMesh.ParamsToDisplayString()); -#endif - try - { - primMesh.ExtrudeLinear(); - } - catch (Exception ex) - { - ReportPrimError("Extrusion failure: exception: " + ex.ToString(), primName, primMesh); - return false; - } - } - else - { - primMesh.holeSizeX = (200 - primShape.PathScaleX) * 0.01f; - primMesh.holeSizeY = (200 - primShape.PathScaleY) * 0.01f; - primMesh.radius = 0.01f * primShape.PathRadiusOffset; - primMesh.revolutions = 1.0f + 0.015f * primShape.PathRevolutions; - primMesh.skew = 0.01f * primShape.PathSkew; - primMesh.twistBegin = (primShape.PathTwistBegin * 36) / 10; - primMesh.twistEnd = (primShape.PathTwist * 36) / 10; - primMesh.taperX = primShape.PathTaperX * 0.01f; - primMesh.taperY = primShape.PathTaperY * 0.01f; - -#if SPAM - m_log.Debug("****** PrimMesh Parameters (Circular) ******\n" + primMesh.ParamsToDisplayString()); -#endif - try - { - primMesh.ExtrudeCircular(); - } - catch (Exception ex) - { - ReportPrimError("Extrusion failure: exception: " + ex.ToString(), primName, primMesh); - return false; - } - } - -// primMesh.DumpRaw(baseDir, primName, "primMesh"); - - coords = primMesh.coords; - faces = primMesh.faces; - - return true; - } - - public AMeshKey GetMeshUniqueKey(PrimitiveBaseShape primShape, Vector3 size, byte lod, bool convex) - { - AMeshKey key = new AMeshKey(); - Byte[] someBytes; - - key.hashB = 5181; - key.hashC = 5181; - ulong hash = 5381; - - if (primShape.SculptEntry) - { - key.uuid = primShape.SculptTexture; - key.hashC = mdjb2(key.hashC, primShape.SculptType); - key.hashC = mdjb2(key.hashC, primShape.PCode); - } - else - { - hash = mdjb2(hash, primShape.PathCurve); - hash = mdjb2(hash, (byte)primShape.HollowShape); - hash = mdjb2(hash, (byte)primShape.ProfileShape); - hash = mdjb2(hash, primShape.PathBegin); - hash = mdjb2(hash, primShape.PathEnd); - hash = mdjb2(hash, primShape.PathScaleX); - hash = mdjb2(hash, primShape.PathScaleY); - hash = mdjb2(hash, primShape.PathShearX); - key.hashA = hash; - hash = key.hashB; - hash = mdjb2(hash, primShape.PathShearY); - hash = mdjb2(hash, (byte)primShape.PathTwist); - hash = mdjb2(hash, (byte)primShape.PathTwistBegin); - hash = mdjb2(hash, (byte)primShape.PathRadiusOffset); - hash = mdjb2(hash, (byte)primShape.PathTaperX); - hash = mdjb2(hash, (byte)primShape.PathTaperY); - hash = mdjb2(hash, primShape.PathRevolutions); - hash = mdjb2(hash, (byte)primShape.PathSkew); - hash = mdjb2(hash, primShape.ProfileBegin); - hash = mdjb2(hash, primShape.ProfileEnd); - hash = mdjb2(hash, primShape.ProfileHollow); - hash = mdjb2(hash, primShape.PCode); - key.hashB = hash; - } - - hash = key.hashC; - - hash = mdjb2(hash, lod); - - if (size == m_MeshUnitSize) - { - hash = hash << 8; - hash |= 8; - } - else - { - someBytes = size.GetBytes(); - for (int i = 0; i < someBytes.Length; i++) - hash = mdjb2(hash, someBytes[i]); - hash = hash << 8; - } - - if (convex) - hash |= 4; - - if (primShape.SculptEntry) - { - hash |= 1; - if (primShape.SculptType == (byte)SculptType.Mesh) - hash |= 2; - } - - key.hashC = hash; - - return key; - } - - private ulong mdjb2(ulong hash, byte c) - { - return ((hash << 5) + hash) + (ulong)c; - } - - private ulong mdjb2(ulong hash, ushort c) - { - hash = ((hash << 5) + hash) + (ulong)((byte)c); - return ((hash << 5) + hash) + (ulong)(c >> 8); - } - - public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod) - { - return CreateMesh(primName, primShape, size, lod, false,false,false); - } - - public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical) - { - return CreateMesh(primName, primShape, size, lod, false,false,false); - } - - public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool shouldCache, bool convex, bool forOde) - { - return CreateMesh(primName, primShape, size, lod, false, false, false); - } - - public IMesh GetMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool convex) - { - Mesh mesh = null; - - if (size.X < 0.01f) size.X = 0.01f; - if (size.Y < 0.01f) size.Y = 0.01f; - if (size.Z < 0.01f) size.Z = 0.01f; - - AMeshKey key = GetMeshUniqueKey(primShape, size, (byte)lod, convex); - lock (m_uniqueMeshes) - { - m_uniqueMeshes.TryGetValue(key, out mesh); - - if (mesh != null) - { - mesh.RefCount++; - return mesh; - } - - // try to find a identical mesh on meshs recently released - lock (m_uniqueReleasedMeshes) - { - m_uniqueReleasedMeshes.TryGetValue(key, out mesh); - if (mesh != null) - { - m_uniqueReleasedMeshes.Remove(key); - try - { - m_uniqueMeshes.Add(key, mesh); - } - catch { } - mesh.RefCount = 1; - return mesh; - } - } - } - return null; - } - - private static Vector3 m_MeshUnitSize = new Vector3(1.0f, 1.0f, 1.0f); - - public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool convex, bool forOde) - { -#if SPAM - m_log.DebugFormat("[MESH]: Creating mesh for {0}", primName); -#endif - - Mesh mesh = null; - - if (size.X < 0.01f) size.X = 0.01f; - if (size.Y < 0.01f) size.Y = 0.01f; - if (size.Z < 0.01f) size.Z = 0.01f; - - // try to find a identical mesh on meshs in use - - AMeshKey key = GetMeshUniqueKey(primShape,size,(byte)lod, convex); - - lock (m_uniqueMeshes) - { - m_uniqueMeshes.TryGetValue(key, out mesh); - - if (mesh != null) - { - mesh.RefCount++; - return mesh; - } - - // try to find a identical mesh on meshs recently released - lock (m_uniqueReleasedMeshes) - { - m_uniqueReleasedMeshes.TryGetValue(key, out mesh); - if (mesh != null) - { - m_uniqueReleasedMeshes.Remove(key); - try - { - m_uniqueMeshes.Add(key, mesh); - } - catch { } - mesh.RefCount = 1; - return mesh; - } - } - } - - Mesh UnitMesh = null; - AMeshKey unitKey = GetMeshUniqueKey(primShape, m_MeshUnitSize, (byte)lod, convex); - - lock (m_uniqueReleasedMeshes) - { - m_uniqueReleasedMeshes.TryGetValue(unitKey, out UnitMesh); - if (UnitMesh != null) - { - UnitMesh.RefCount = 1; - } - } - - if (UnitMesh == null && primShape.SculptEntry && doMeshFileCache) - UnitMesh = GetFromFileCache(unitKey); - - if (UnitMesh == null) - { - UnitMesh = CreateMeshFromPrimMesher(primName, primShape, lod, convex); - - if (UnitMesh == null) - return null; - - UnitMesh.DumpRaw(baseDir, unitKey.ToString(), "Z"); - - if (forOde) - { - // force pinned mem allocation - UnitMesh.PrepForOde(); - } - else - UnitMesh.TrimExcess(); - - UnitMesh.Key = unitKey; - UnitMesh.RefCount = 1; - - if (doMeshFileCache && primShape.SculptEntry) - StoreToFileCache(unitKey, UnitMesh); - - lock (m_uniqueReleasedMeshes) - { - try - { - m_uniqueReleasedMeshes.Add(unitKey, UnitMesh); - } - catch { } - } - } - - mesh = UnitMesh.Scale(size); - mesh.Key = key; - mesh.RefCount = 1; - lock (m_uniqueMeshes) - { - try - { - m_uniqueMeshes.Add(key, mesh); - } - catch { } - } - - return mesh; - } - - public void ReleaseMesh(IMesh imesh) - { - if (imesh == null) - return; - - Mesh mesh = (Mesh)imesh; - - lock (m_uniqueMeshes) - { - int curRefCount = mesh.RefCount; - curRefCount--; - - if (curRefCount > 0) - { - mesh.RefCount = curRefCount; - return; - } - - mesh.RefCount = 0; - m_uniqueMeshes.Remove(mesh.Key); - lock (m_uniqueReleasedMeshes) - { - try - { - m_uniqueReleasedMeshes.Add(mesh.Key, mesh); - } - catch { } - } - } - } - - public void ExpireReleaseMeshs() - { - if (m_uniqueReleasedMeshes.Count == 0) - return; - - List meshstodelete = new List(); - int refcntr; - - lock (m_uniqueReleasedMeshes) - { - foreach (Mesh m in m_uniqueReleasedMeshes.Values) - { - refcntr = m.RefCount; - refcntr--; - if (refcntr > -6) - m.RefCount = refcntr; - else - meshstodelete.Add(m); - } - - foreach (Mesh m in meshstodelete) - { - m_uniqueReleasedMeshes.Remove(m.Key); - m.releaseBuildingMeshData(); - m.releasePinned(); - } - } - } - - public void FileNames(AMeshKey key, out string dir,out string fullFileName) - { - string id = key.ToString(); - string init = id.Substring(0, 1); - dir = System.IO.Path.Combine(cachePath, init); - fullFileName = System.IO.Path.Combine(dir, id); - } - - public string FullFileName(AMeshKey key) - { - string id = key.ToString(); - string init = id.Substring(0,1); - id = System.IO.Path.Combine(init, id); - id = System.IO.Path.Combine(cachePath, id); - return id; - } - - private Mesh GetFromFileCache(AMeshKey key) - { - Mesh mesh = null; - string filename = FullFileName(key); - bool ok = true; - - lock (diskLock) - { - if (File.Exists(filename)) - { - FileStream stream = null; - try - { - stream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read); - BinaryFormatter bformatter = new BinaryFormatter(); - - mesh = Mesh.FromStream(stream, key); - - } - catch (Exception e) - { - ok = false; - m_log.ErrorFormat( - "[MESH CACHE]: Failed to get file {0}. Exception {1} {2}", - filename, e.Message, e.StackTrace); - } - - if (stream != null) - stream.Close(); - - if (mesh == null || !ok) - File.Delete(filename); - else - File.SetLastAccessTimeUtc(filename, DateTime.UtcNow); - } - } - - return mesh; - } - - private void StoreToFileCache(AMeshKey key, Mesh mesh) - { - Stream stream = null; - bool ok = false; - - // Make sure the target cache directory exists - string dir = String.Empty; - string filename = String.Empty; - - FileNames(key, out dir, out filename); - - lock (diskLock) - { - try - { - if (!Directory.Exists(dir)) - { - Directory.CreateDirectory(dir); - } - - stream = File.Open(filename, FileMode.Create); - ok = mesh.ToStream(stream); - } - catch (IOException e) - { - m_log.ErrorFormat( - "[MESH CACHE]: Failed to write file {0}. Exception {1} {2}.", - filename, e.Message, e.StackTrace); - ok = false; - } - - if (stream != null) - stream.Close(); - - if (File.Exists(filename)) - { - if (ok) - File.SetLastAccessTimeUtc(filename, DateTime.UtcNow); - else - File.Delete(filename); - } - } - } - - public void ExpireFileCache() - { - if (!doCacheExpire) - return; - - string controlfile = System.IO.Path.Combine(cachePath, "cntr"); - - lock (diskLock) - { - try - { - if (File.Exists(controlfile)) - { - int ndeleted = 0; - int totalfiles = 0; - int ndirs = 0; - DateTime OlderTime = File.GetLastAccessTimeUtc(controlfile) - CacheExpire; - File.SetLastAccessTimeUtc(controlfile, DateTime.UtcNow); - - foreach (string dir in Directory.GetDirectories(cachePath)) - { - try - { - foreach (string file in Directory.GetFiles(dir)) - { - try - { - if (File.GetLastAccessTimeUtc(file) < OlderTime) - { - File.Delete(file); - ndeleted++; - } - } - catch { } - totalfiles++; - } - } - catch { } - ndirs++; - } - - if (ndeleted == 0) - m_log.InfoFormat("[MESH CACHE]: {0} Files in {1} cache folders, no expires", - totalfiles,ndirs); - else - m_log.InfoFormat("[MESH CACHE]: {0} Files in {1} cache folders, expired {2} files accessed before {3}", - totalfiles,ndirs, ndeleted, OlderTime.ToString()); - } - else - { - m_log.Info("[MESH CACHE]: Expire delayed to next startup"); - FileStream fs = File.Create(controlfile,4096,FileOptions.WriteThrough); - fs.Close(); - } - } - catch { } - } - } - } -} -- cgit v1.1