C# pb_Object.VerticesInWorldSpace方法代码示例

    public static bool HiddenFace(pb_Object pb, pb_Face q, float dist)
    {
        // Grab the face normal
        Vector3 dir = pb_Math.Normal(pb.VerticesInWorldSpace(q.indices));

        // If casting from the center of the plane hits, chekc the rest of the points for collisions
        Vector3 orig = pb.transform.TransformPoint(pb_Math.Average(pb.GetVertices(q)));

        bool hidden = true;
        Transform hitObj = RaycastFaceCheck(orig, dir, dist, null);
        if(hitObj != null)
        {
            Vector3[] v = pb.VerticesInWorldSpace(q.indices);
            for(int i = 0; i < v.Length; i++)
            {
                if(null == RaycastFaceCheck(v[i], dir, dist, hitObj))
                {
                    hidden = false;
                    break;
                }
            }
        }
        else
            hidden = false;

        return hidden;
    }

    public static bool HiddenFace(pb_Object pb, pb_Face q, float dist)
    {
        // Grab the face normal
        Vector3 dir = pbUtil.PlaneNormal(pb.VerticesInWorldSpace(q));

        // And also the center of the face
        Vector3 orig = pb.QuadCenter(q);

        // Case a ray from the center of the face out in the normal direction.
        // If an object is hit, return true (that this face is hidden), otherwise
        // return false.  This is pretty simplistic and doesn't account for a lot
        // of "gotchas", but it ought to serve as a fairly decent jumping off point
        // for NoDrawing a dense level.
        RaycastHit hit;
        if(Physics.Raycast(orig, dir, out hit, dist)) {
            // We've hit something.  Now check to see if it is a ProBuilder object,
            // and if so, make sure it's a visblocking brush.
            pb_Entity ent = hit.transform.GetComponent<pb_Entity>();
            if(ent != null)
            {
                if(ent.entityType == ProBuilder.EntityType.Brush || ent.entityType == ProBuilder.EntityType.Occluder)
                    return true;		// it's a brush, blocks vision, return true
                else
                    return false;		// not a vis blocking brush
            }
        }

        // It ain't a ProBuilder object of the entity type Brush or Occluder (world brush)
        return false;
    }

    private static void SetPivot(pb_Object pbo, int[] testIndices)
    {
        Vector3 center = Vector3.zero;
        foreach (Vector3 vector in pbo.VerticesInWorldSpace(testIndices))
        {
            center += vector;
        }
        center /= testIndices.Length;
        Vector3 dir = (pbo.transform.position - center);

        pbo.transform.position = center;

        pbo.TranslateVertices(pbo.uniqueIndices, dir);
    }

    private static void SetPivot(pb_Object pbo, int[] testIndices, bool doSnap)
    {
        Vector3 center = Vector3.zero;
        foreach (Vector3 vector in pbo.VerticesInWorldSpace(testIndices))
        {
            center += vector;
        }
        center /= testIndices.Length;

        if(doSnap)
            center = pb_Object.SnapValue(center, Vector3.one);

        Vector3 dir = (pbo.transform.position - center);

        pbo.transform.position = center;

        // the last bool param force disables snapping vertices
        pbo.TranslateVertices(pbo.uniqueIndices, dir, true);
    }