From 7137b234b4e99d8d19e83dfb5268674c72f46479 Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Wed, 3 Oct 2012 19:33:28 +0100
Subject: introduce a ODEMeshWorker class, should be pure cosmetic changes for
now
---
.../Region/Physics/UbitOdePlugin/ODEMeshWorker.cs | 199 +++++++++++++++++++++
1 file changed, 199 insertions(+)
create mode 100644 OpenSim/Region/Physics/UbitOdePlugin/ODEMeshWorker.cs
(limited to 'OpenSim/Region/Physics/UbitOdePlugin/ODEMeshWorker.cs')
diff --git a/OpenSim/Region/Physics/UbitOdePlugin/ODEMeshWorker.cs b/OpenSim/Region/Physics/UbitOdePlugin/ODEMeshWorker.cs
new file mode 100644
index 0000000..81d59a6
--- /dev/null
+++ b/OpenSim/Region/Physics/UbitOdePlugin/ODEMeshWorker.cs
@@ -0,0 +1,199 @@
+/*
+ * AJLDuarte 2012
+ */
+
+using System;
+using System.Threading;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Runtime.InteropServices;
+using System.Text;
+using OpenSim.Framework;
+using OpenSim.Region.Physics.Manager;
+using OdeAPI;
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+
+namespace OpenSim.Region.Physics.OdePlugin
+{
+ public class ODEMeshWorker
+ {
+ private ILog m_log;
+ private OdeScene m_scene;
+ private IMesher m_mesher;
+
+ public bool meshSculptedPrim = true;
+ public bool forceSimplePrimMeshing = false;
+ public float meshSculptLOD = 32;
+ public float MeshSculptphysicalLOD = 32;
+
+
+ public ODEMeshWorker(OdeScene pScene, ILog pLog, IMesher pMesher, IConfig pConfig)
+ {
+ m_scene = pScene;
+ m_log = pLog;
+ m_mesher = pMesher;
+
+ if (pConfig != null)
+ {
+ forceSimplePrimMeshing = pConfig.GetBoolean("force_simple_prim_meshing", forceSimplePrimMeshing);
+ meshSculptedPrim = pConfig.GetBoolean("mesh_sculpted_prim", meshSculptedPrim);
+ meshSculptLOD = pConfig.GetFloat("mesh_lod", meshSculptLOD);
+ MeshSculptphysicalLOD = pConfig.GetFloat("mesh_physical_lod", MeshSculptphysicalLOD);
+ }
+ }
+
+
+
+ ///
+ /// Routine to figure out if we need to mesh this prim with our mesher
+ ///
+ ///
+ ///
+ public bool needsMeshing(PrimitiveBaseShape pbs)
+ {
+ // check sculpts or meshs
+ if (pbs.SculptEntry)
+ {
+ if (meshSculptedPrim)
+ return true;
+
+ if (pbs.SculptType == (byte)SculptType.Mesh) // always do meshs
+ return true;
+
+ return false;
+ }
+
+ if (forceSimplePrimMeshing)
+ return true;
+
+ // if it's a standard box or sphere with no cuts, hollows, twist or top shear, return false since ODE can use an internal representation for the prim
+
+ if ((pbs.ProfileShape == ProfileShape.Square && pbs.PathCurve == (byte)Extrusion.Straight)
+ || (pbs.ProfileShape == ProfileShape.HalfCircle && pbs.PathCurve == (byte)Extrusion.Curve1
+ && pbs.Scale.X == pbs.Scale.Y && pbs.Scale.Y == pbs.Scale.Z))
+ {
+
+ if (pbs.ProfileBegin == 0 && pbs.ProfileEnd == 0
+ && pbs.ProfileHollow == 0
+ && pbs.PathTwist == 0 && pbs.PathTwistBegin == 0
+ && pbs.PathBegin == 0 && pbs.PathEnd == 0
+ && pbs.PathTaperX == 0 && pbs.PathTaperY == 0
+ && pbs.PathScaleX == 100 && pbs.PathScaleY == 100
+ && pbs.PathShearX == 0 && pbs.PathShearY == 0)
+ {
+ return false;
+ }
+ }
+
+ // following code doesn't give meshs to boxes and spheres ever
+ // and it's odd.. so for now just return true if asked to force meshs
+ // hopefully mesher will fail if doesn't suport so things still get basic boxes
+
+ int iPropertiesNotSupportedDefault = 0;
+
+ if (pbs.ProfileHollow != 0)
+ iPropertiesNotSupportedDefault++;
+
+ if ((pbs.PathBegin != 0) || pbs.PathEnd != 0)
+ iPropertiesNotSupportedDefault++;
+
+ if ((pbs.PathTwistBegin != 0) || (pbs.PathTwist != 0))
+ iPropertiesNotSupportedDefault++;
+
+ if ((pbs.ProfileBegin != 0) || pbs.ProfileEnd != 0)
+ iPropertiesNotSupportedDefault++;
+
+ if ((pbs.PathScaleX != 100) || (pbs.PathScaleY != 100))
+ iPropertiesNotSupportedDefault++;
+
+ if ((pbs.PathShearX != 0) || (pbs.PathShearY != 0))
+ iPropertiesNotSupportedDefault++;
+
+ if (pbs.ProfileShape == ProfileShape.Circle && pbs.PathCurve == (byte)Extrusion.Straight)
+ iPropertiesNotSupportedDefault++;
+
+ if (pbs.ProfileShape == ProfileShape.HalfCircle && pbs.PathCurve == (byte)Extrusion.Curve1 && (pbs.Scale.X != pbs.Scale.Y || pbs.Scale.Y != pbs.Scale.Z || pbs.Scale.Z != pbs.Scale.X))
+ iPropertiesNotSupportedDefault++;
+
+ if (pbs.ProfileShape == ProfileShape.HalfCircle && pbs.PathCurve == (byte)Extrusion.Curve1)
+ iPropertiesNotSupportedDefault++;
+
+ // test for torus
+ if ((pbs.ProfileCurve & 0x07) == (byte)ProfileShape.Square)
+ {
+ if (pbs.PathCurve == (byte)Extrusion.Curve1)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+ }
+ else if ((pbs.ProfileCurve & 0x07) == (byte)ProfileShape.Circle)
+ {
+ if (pbs.PathCurve == (byte)Extrusion.Straight)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+
+ // ProfileCurve seems to combine hole shape and profile curve so we need to only compare against the lower 3 bits
+ else if (pbs.PathCurve == (byte)Extrusion.Curve1)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+ }
+ else if ((pbs.ProfileCurve & 0x07) == (byte)ProfileShape.HalfCircle)
+ {
+ if (pbs.PathCurve == (byte)Extrusion.Curve1 || pbs.PathCurve == (byte)Extrusion.Curve2)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+ }
+ else if ((pbs.ProfileCurve & 0x07) == (byte)ProfileShape.EquilateralTriangle)
+ {
+ if (pbs.PathCurve == (byte)Extrusion.Straight)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+ else if (pbs.PathCurve == (byte)Extrusion.Curve1)
+ {
+ iPropertiesNotSupportedDefault++;
+ }
+ }
+
+ if (iPropertiesNotSupportedDefault == 0)
+ {
+ return false;
+ }
+ return true;
+ }
+
+ public IMesh getMesh(PhysicsActor actor, PrimitiveBaseShape ppbs, Vector3 psize, byte pshapetype)
+ {
+ if (!(actor is OdePrim))
+ return null;
+
+ IMesh mesh = null;
+ PrimitiveBaseShape pbs = ppbs;
+ Vector3 size = psize;
+ byte shapetype = pshapetype;
+
+ if (needsMeshing(pbs) && (pbs.SculptData.Length > 0))
+ {
+ bool convex;
+ int clod = (int)LevelOfDetail.High;
+ if (shapetype == 0)
+ convex = false;
+ else
+ {
+ convex = true;
+ if (pbs.SculptType != (byte)SculptType.Mesh)
+ clod = (int)LevelOfDetail.Low;
+ }
+ mesh = m_mesher.CreateMesh(actor.Name, pbs, size, clod, true, convex);
+ if(mesh == null)
+ mesh = m_mesher.CreateMesh(actor.Name, pbs, size, clod, true, convex);
+ }
+ return mesh;
+ }
+ }
+}
\ No newline at end of file
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