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Add rez on water surface.

avinationmerge
Kitto Flora 2010-06-17 13:04:18 -04:00
parent 9b30f44672
commit 958c6c6fde
1 changed files with 21 additions and 11 deletions
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30
OpenSim/Region/Framework/Scenes/Scene.cs
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@ -1967,14 +1967,24 @@ namespace OpenSim.Region.Framework.Scenes
/// <returns></returns> /// <returns></returns>
public Vector3 GetNewRezLocation(Vector3 RayStart, Vector3 RayEnd, UUID RayTargetID, Quaternion rot, byte bypassRayCast, byte RayEndIsIntersection, bool frontFacesOnly, Vector3 scale, bool FaceCenter) public Vector3 GetNewRezLocation(Vector3 RayStart, Vector3 RayEnd, UUID RayTargetID, Quaternion rot, byte bypassRayCast, byte RayEndIsIntersection, bool frontFacesOnly, Vector3 scale, bool FaceCenter)
{ {
float wheight = (float)RegionInfo.RegionSettings.WaterHeight;
Vector3 wpos = Vector3.Zero;
// Check for water surface intersection from above
if ( (RayStart.Z > wheight) && (RayEnd.Z < wheight) )
{
float ratio = (RayStart.Z - wheight) / (RayStart.Z - RayEnd.Z);
wpos.X = RayStart.X - (ratio * (RayStart.X - RayEnd.X));
wpos.Y = RayStart.Y - (ratio * (RayStart.Y - RayEnd.Y));
wpos.Z = wheight;
}
Vector3 pos = Vector3.Zero; Vector3 pos = Vector3.Zero;
if (RayEndIsIntersection == (byte)1) if (RayEndIsIntersection == (byte)1)
{ {
pos = RayEnd; pos = RayEnd;
return pos;
} }
else if (RayTargetID != UUID.Zero)
if (RayTargetID != UUID.Zero)
{ {
SceneObjectPart target = GetSceneObjectPart(RayTargetID); SceneObjectPart target = GetSceneObjectPart(RayTargetID);
@ -2019,13 +2029,10 @@ namespace OpenSim.Region.Framework.Scenes
//pos.Z -= 0.25F; //pos.Z -= 0.25F;
} }
return pos;
} }
else else
{ {
// We don't have a target here, so we're going to raytrace all the objects in the scene. // We don't have a target here, so we're going to raytrace all the objects in the scene.
EntityIntersection ei = m_sceneGraph.GetClosestIntersectingPrim(new Ray(AXOrigin, AXdirection), true, false); EntityIntersection ei = m_sceneGraph.GetClosestIntersectingPrim(new Ray(AXOrigin, AXdirection), true, false);
// Un-comment the following line to print the raytrace results to the console. // Un-comment the following line to print the raytrace results to the console.
@ -2034,13 +2041,12 @@ namespace OpenSim.Region.Framework.Scenes
if (ei.HitTF) if (ei.HitTF)
{ {
pos = new Vector3(ei.ipoint.X, ei.ipoint.Y, ei.ipoint.Z); pos = new Vector3(ei.ipoint.X, ei.ipoint.Y, ei.ipoint.Z);
} else }
else
{ {
// fall back to our stupid functionality // fall back to our stupid functionality
pos = RayEnd; pos = RayEnd;
} }
return pos;
} }
} }
else else
@ -2051,8 +2057,12 @@ namespace OpenSim.Region.Framework.Scenes
//increase height so its above the ground. //increase height so its above the ground.
//should be getting the normal of the ground at the rez point and using that? //should be getting the normal of the ground at the rez point and using that?
pos.Z += scale.Z / 2f; pos.Z += scale.Z / 2f;
return pos; // return pos;
} }
// check against posible water intercept
if (wpos.Z > pos.Z) pos = wpos;
return pos;
} }