/// <summary>
/// Calculate the weights for this ray.
/// </summary>
/// <param name="mouseRay">The ray used to calculate weights</param>
/// <param name="target">The object on which to calculate the weights</param>
/// <returns>true if mouseRay hits the target, false otherwise</returns>
bool DoMeshRaycast(Ray mouseRay, BrushTarget target, MirrorSettings mirrorSettings)
{
if (!Util.IsValid(target))
{
return(false);
}
target.ClearRaycasts();
EditableObject editable = target.editableObject;
s_Rays.Clear();
s_Rays.Add(mouseRay);
if (mirrorSettings.Axes != BrushMirror.None)
{
for (int i = 0; i < 3; i++)
{
if (((uint)mirrorSettings.Axes & (1u << i)) < 1)
{
continue;
}
int len = s_Rays.Count;
for (int n = 0; n < len; n++)
{
Vector3 flipVec = ((BrushMirror)(1u << i)).ToVector3();
if (mirrorSettings.Space == MirrorCoordinateSpace.World)
{
Vector3 cen = editable.gameObjectAttached.GetComponent <Renderer>().bounds.center;
s_Rays.Add(new Ray(Vector3.Scale(s_Rays[n].origin - cen, flipVec) + cen,
Vector3.Scale(s_Rays[n].direction, flipVec)));
}
else
{
Transform t = SceneView.lastActiveSceneView.camera.transform;
Vector3 o = t.InverseTransformPoint(s_Rays[n].origin);
Vector3 d = t.InverseTransformDirection(s_Rays[n].direction);
s_Rays.Add(new Ray(t.TransformPoint(Vector3.Scale(o, flipVec)),
t.TransformDirection(Vector3.Scale(d, flipVec))));
}
}
}
}
bool hitMesh = false;
int[] triangles = editable.editMesh.GetTriangles();
foreach (Ray ray in s_Rays)
{
PolyRaycastHit hit;
if (PolySceneUtility.WorldRaycast(ray, editable.transform, editable.visualMesh.vertices, triangles, out hit))
{
target.raycastHits.Add(hit);
hitMesh = true;
}
}
PolySceneUtility.CalculateWeightedVertices(target, brushSettings, tool, mode);
return(hitMesh);
}
/// <summary>
/// Calculate the weights for this ray.
/// </summary>
/// <param name="mouseRay">The ray used to calculate weights</param>
/// <param name="target">The object on which to calculate the weights</param>
/// <returns>true if mouseRay hits the target, false otherwise</returns>
bool DoMeshRaycast(Ray mouseRay, BrushTarget target, MirrorSettings mirrorSettings)
{
m_SecondaryBrushTargets.Clear();
if (!Util.IsValid(target))
{
return(false);
}
target.ClearRaycasts();
EditableObject editable = target.editableObject;
s_Rays.Clear();
s_Rays.Add(mouseRay);
if (mirrorSettings.Axes != BrushMirror.None)
{
for (int i = 0; i < 3; i++)
{
if (((uint)mirrorSettings.Axes & (1u << i)) < 1)
{
continue;
}
int len = s_Rays.Count;
for (int n = 0; n < len; n++)
{
Vector3 flipVec = ((BrushMirror)(1u << i)).ToVector3();
if (mirrorSettings.Space == MirrorCoordinateSpace.World)
{
Vector3 cen = editable.gameObjectAttached.GetComponent <Renderer>().bounds.center;
s_Rays.Add(new Ray(Vector3.Scale(s_Rays[n].origin - cen, flipVec) + cen,
Vector3.Scale(s_Rays[n].direction, flipVec)));
}
else
{
Transform t = SceneView.lastActiveSceneView.camera.transform;
Vector3 o = t.InverseTransformPoint(s_Rays[n].origin);
Vector3 d = t.InverseTransformDirection(s_Rays[n].direction);
s_Rays.Add(new Ray(t.TransformPoint(Vector3.Scale(o, flipVec)),
t.TransformDirection(Vector3.Scale(d, flipVec))));
}
}
}
}
bool hitMesh = false;
int[] triangles = editable.editMesh.GetTriangles();
foreach (Ray ray in s_Rays)
{
PolyRaycastHit hit;
if (PolySceneUtility.WorldRaycast(ray, editable.transform, editable.visualMesh.vertices, triangles,
out hit))
{
target.raycastHits.Add(hit);
hitMesh = true;
}
}
PolySceneUtility.CalculateWeightedVertices(target, brushSettings, tool, mode);
if (hitMesh && !s_LockBrushToFirst)
{
Transform[] trs = Selection.GetTransforms(SelectionMode.Unfiltered);
var hits = target.raycastHits;
foreach (var selectedTransform in trs)
{
bool isValid = false;
if (selectedTransform != editable.transform)
{
BrushTarget secondaryTarget = GetOrCreateBrushTarget(selectedTransform.gameObject);
isValid = Util.IsValid(secondaryTarget);
if (isValid)
{
m_SecondaryBrushTargets.Add(secondaryTarget);
secondaryTarget.ClearRaycasts();
foreach (var hit in hits)
{
PolyRaycastHit secondaryHit = new PolyRaycastHit(hit.distance,
secondaryTarget.transform.InverseTransformPoint(editable.transform.TransformPoint(hit.position)),
hit.normal,
-1);
secondaryTarget.raycastHits.Add(secondaryHit);
}
}
PolySceneUtility.CalculateWeightedVertices(secondaryTarget, brushSettings, tool, mode);
}
}
}
return(hitMesh);
}
