[Bf-extensions-cvs] [05463eb] master: necessary to update mesh before further usage.

[zeffii]

Commit: 05463ebbcbd0312b09da77b867069ec88d7f4c1c
Author: zeffii
Date:   Tue Apr 29 19:34:07 2014 +0200
Branches: master
https://developer.blender.org/rBAC05463ebbcbd0312b09da77b867069ec88d7f4c1c

necessary to update mesh before further usage.

===================================================================

A	mesh_tinyCAD/PERP.py
M	mesh_tinyCAD/VTX.py
M	mesh_tinyCAD/__init__.py

===================================================================

diff --git a/mesh_tinyCAD/PERP.py b/mesh_tinyCAD/PERP.py
new file mode 100644
index 0000000..2b9109f
--- /dev/null
+++ b/mesh_tinyCAD/PERP.py
@@ -0,0 +1,78 @@
+'''
+BEGIN GPL LICENSE BLOCK
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.    See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software Foundation,
+Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+END GPL LICENCE BLOCK
+'''
+
+import bpy
+import bmesh
+import mathutils
+import math
+from mathutils import Vector
+
+
+def cut_visible_by_perpendicular(self):
+
+    obj = bpy.context.object
+    me = obj.data
+    bm = bmesh.from_edit_mesh(me)
+
+    verts = [v for v in bm.verts if (v.select and not v.hide)]
+
+    if not len(verts) == 2:
+        msg = "select two vertices"
+        self.report({"WARNING"}, msg)
+        return {'CANCELLED'}
+
+    v1, v2 = [v.co for v in verts]
+    print('vectors found:\n', v1, '\n', v2)
+
+    mid_vec = v1.lerp(v2, 0.5)
+    plane_no = v2 - mid_vec
+    plane_co = mid_vec
+    dist = 0.0001
+
+    # hidden geometry will not be affected.
+    visible_geom = [g for g in bm.faces[:]
+                    + bm.verts[:] + bm.edges[:] if not g.hide]
+
+    bmesh.ops.bisect_plane(
+        bm,
+        geom=visible_geom,
+        dist=dist,
+        plane_co=plane_co, plane_no=plane_no,
+        use_snap_center=False,
+        clear_outer=False,
+        clear_inner=False)
+
+    bmesh.update_edit_mesh(me, True)
+
+
+class CutOnPerpendicular(bpy.types.Operator):
+
+    bl_idname = 'mesh.cutonperp'
+    bl_label = 'perp cutline for verts'
+    bl_options = {'REGISTER', 'UNDO'}
+
+    @classmethod
+    def poll(self, context):
+        obj = context.active_object
+        return all([obj is not None, obj.type == 'MESH', obj.mode == 'EDIT'])
+
+    def execute(self, context):
+        cut_visible_by_perpendicular(self)
+        return {'FINISHED'}
diff --git a/mesh_tinyCAD/VTX.py b/mesh_tinyCAD/VTX.py
index 3fc03a3..a0b17ac 100644
--- a/mesh_tinyCAD/VTX.py
+++ b/mesh_tinyCAD/VTX.py
@@ -128,6 +128,7 @@ class AutoVTX(bpy.types.Operator):
                 return True
 
     def execute(self, context):
+        self.me.update()
         if checkVTX(self, context):
             doVTX(self)
 
diff --git a/mesh_tinyCAD/__init__.py b/mesh_tinyCAD/__init__.py
index a910b0e..a545ec3 100644
--- a/mesh_tinyCAD/__init__.py
+++ b/mesh_tinyCAD/__init__.py
@@ -39,13 +39,15 @@ from mesh_tinyCAD.V2X import Vert2Intersection
 from mesh_tinyCAD.EXM import ExtendEdgesMulti
 from mesh_tinyCAD.XALL import IntersectAllEdges
 from mesh_tinyCAD.BIX import LineOnBisection
+from mesh_tinyCAD.PERP import CutOnPerpendicular
 
 vtx_classes = (
     [AutoVTX, "tinyCAD autoVTX"],
     [Vert2Intersection, "tinyCAD V2X"],
     [IntersectAllEdges, "tinyCAD XALL"],
     [ExtendEdgesMulti, "tinyCAD EXM"],
-    [LineOnBisection, "tinyCAD BIX"]
+    [LineOnBisection, "tinyCAD BIX"],
+    [CutOnPerpendicular, "tinyCAD PERP CUT"]
 )