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*Refactored the initial raytracer so it doesn't use the Parent reference.

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*Fixed a 'statement out of order' error in the setting of the permissions that are sent to the client.
This commit is contained in:
Teravus Ovares
2007-11-30 16:29:23 +00:00
parent d2fe290bb6
commit 95c68a316a
3 changed files with 48 additions and 23 deletions
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50
OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
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@@ -561,10 +561,12 @@ namespace OpenSim.Region.Environment.Scenes
serializer.Serialize(xmlWriter, this);
}
public EntityIntersection testIntersection(Ray iray, Quaternion parentrot)
public EntityIntersection TestIntersection(Ray iray, Quaternion parentrot)
{
//Sphere dummysphere = new Sphere();
// In this case we're using a sphere with a radius of the largest dimention of the prim
// TODO: Change to take shape into account
EntityIntersection returnresult = new EntityIntersection();
Vector3 vAbsolutePosition = new Vector3(AbsolutePosition.X, AbsolutePosition.Y, AbsolutePosition.Z);
@@ -582,23 +584,25 @@ namespace OpenSim.Region.Environment.Scenes
Vector3 rDirection = iray.Direction;
// Buidling the first part of the Quadratic equation
Vector3 r2ndDirection = rDirection * rDirection;
float itestPart1 = r2ndDirection.x + r2ndDirection.y + r2ndDirection.z;
// Buidling the second part of the Quadratic equation
Vector3 tmVal2 = rOrigin - vAbsolutePosition;
Vector3 r2Direction = rDirection * 2.0f;
Vector3 tmVal3 = r2Direction * tmVal2;
float itestPart2 = tmVal3.x + tmVal3.y + tmVal3.z;
// Buidling the third part of the Quadratic equation
Vector3 tmVal4 = rOrigin * rOrigin;
Vector3 tmVal5 = vAbsolutePosition * vAbsolutePosition;
Vector3 tmVal6 = vAbsolutePosition * rOrigin;
// Set Radius to the largest dimention of the prim
float radius = 0f;
if (vScale.x > radius)
radius = vScale.x;
@@ -611,11 +615,11 @@ namespace OpenSim.Region.Environment.Scenes
float itestPart3 = tmVal4.x + tmVal4.y + tmVal4.z + tmVal5.x + tmVal5.y + tmVal5.z -(2.0f * (tmVal6.x + tmVal6.y + tmVal6.z + (radius * radius)));
// Yuk Quadradrics
// Yuk Quadradrics.. Solve first
float rootsqr = (itestPart2 * itestPart2) - (4.0f * itestPart1 * itestPart3);
if (rootsqr < 0.0f)
{
// No intersection
return returnresult;
}
float root = ((-itestPart2) - (float)Math.Sqrt((double)rootsqr)) / (itestPart1 * 2.0f);
@@ -628,18 +632,30 @@ namespace OpenSim.Region.Environment.Scenes
// is there any intersection?
if (root < 0.0f)
{
// nope, no intersection
return returnresult;
}
}
// We got an intersection. putting together an EntityIntersection object with the
// intersection information
Vector3 ipoint = new Vector3(iray.Origin.x + (iray.Direction.x * root),iray.Origin.y + (iray.Direction.y * root),iray.Origin.z + (iray.Direction.z * root));
returnresult.HitTF = true;
returnresult.ipoint = ipoint;
// Normal is calculated by the difference and then normalizing the result
Vector3 normalpart = ipoint-vAbsolutePosition;
returnresult.normal = normalpart.Normalize();
returnresult.distance = ParentGroup.m_scene.m_innerScene.Vector3Distance(iray.Origin, ipoint);
// It's funny how the LLVector3 object has a Distance function, but the Axiom.Math object doesnt.
// I can write a function to do it.. but I like the fact that this one is Static.
LLVector3 distanceConvert1 = new LLVector3(iray.Origin.x,iray.Origin.y,iray.Origin.z);
LLVector3 distanceConvert2 = new LLVector3(ipoint.x, ipoint.y, ipoint.z);
float distance = (float)distanceConvert1.GetDistanceTo(distanceConvert2);
returnresult.distance = distance;
return returnresult;
}
@@ -1235,15 +1251,15 @@ namespace OpenSim.Region.Environment.Scenes
}
}
// If you can't edit it, send the base permissions minus the flag to edit
// We're going to be moving this into ScenePresence and the PermissionsManager itself.
if (!ParentGroup.m_scene.PermissionsMngr.BypassPermissions)
{
if (ParentGroup.m_scene.PermissionsMngr.CanEditObject(remoteClient.AgentId, this.ParentGroup.UUID))
{
//clientFlags = ObjectFlags &= ~(uint)LLObject.ObjectFlags.ObjectModify;
//clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.ObjectMove;
//clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.AllowInventoryDrop;
//clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.ObjectTransfer;
// Send EveryoneMask
// we should be merging the objectflags with the ownermask here.
// TODO: Future refactoring here.
clientFlags = ObjectFlags;
}
@@ -1259,13 +1275,13 @@ namespace OpenSim.Region.Environment.Scenes
{
clientFlags = clientFlags &= ~(uint) LLObject.ObjectFlags.ObjectMove;
}
clientFlags = EveryoneMask;
clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.ObjectModify;
clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.AllowInventoryDrop;
clientFlags = clientFlags &= ~(uint)LLObject.ObjectFlags.ObjectTransfer;
// TODO, FIXME, ERROR : This whole block amounts to moot because of this.
clientFlags = EveryoneMask;
}
}