[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [52652] trunk/blender: bmesh py api: add bmesh.update_edit_mode(), there was no way to redraw the 3d view or re-calculate face tessellation from python .
Campbell Barton
ideasman42 at gmail.com
Thu Nov 29 06:02:10 CET 2012
Revision: 52652
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=52652
Author: campbellbarton
Date: 2012-11-29 05:02:06 +0000 (Thu, 29 Nov 2012)
Log Message:
-----------
bmesh py api: add bmesh.update_edit_mode(), there was no way to redraw the 3d view or re-calculate face tessellation from python.
add py template for editing meshes in editmode.
also remove double call to CTX_wm_region which does a string lookup.
Modified Paths:
--------------
trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c
trunk/blender/source/blender/python/bmesh/bmesh_py_api.c
trunk/blender/source/blender/windowmanager/intern/wm_event_system.c
Added Paths:
-----------
trunk/blender/release/scripts/templates/bmesh_simple_editmode.py
Added: trunk/blender/release/scripts/templates/bmesh_simple_editmode.py
===================================================================
--- trunk/blender/release/scripts/templates/bmesh_simple_editmode.py (rev 0)
+++ trunk/blender/release/scripts/templates/bmesh_simple_editmode.py 2012-11-29 05:02:06 UTC (rev 52652)
@@ -0,0 +1,23 @@
+# This example assumes we have a mesh object in edit-mode
+
+import bpy
+import bmesh
+
+# Get the active mesh
+obj = bpy.context.edit_object
+me = obj.data
+
+
+# Get a BMesh representation
+bm = bmesh.from_edit_mesh(me)
+
+bm.faces.active = None
+
+# Modify the BMesh, can do anything here...
+for v in bm.verts:
+ v.co.x += 1.0
+
+
+# Show the updates in the viewport
+# and recalculate n-gon tessellation.
+bmesh.update_edit_mesh(me, True)
Property changes on: trunk/blender/release/scripts/templates/bmesh_simple_editmode.py
___________________________________________________________________
Added: svn:eol-style
+ native
Modified: trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c
===================================================================
--- trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c 2012-11-29 03:55:07 UTC (rev 52651)
+++ trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c 2012-11-29 05:02:06 UTC (rev 52652)
@@ -581,8 +581,7 @@
/*
* Rotate.
*
- * Rotate vertices around a center, using a 3x3 rotation
- * matrix. Equivalent of the old rotateflag function.
+ * Rotate vertices around a center, using a 3x3 rotation matrix.
*/
static BMOpDefine bmo_rotate_def = {
"rotate",
@@ -600,8 +599,7 @@
/*
* Translate.
*
- * Translate vertices by an offset. Equivalent of the
- * old translateflag function.
+ * Translate vertices by an offset.
*/
static BMOpDefine bmo_translate_def = {
"translate",
Modified: trunk/blender/source/blender/python/bmesh/bmesh_py_api.c
===================================================================
--- trunk/blender/source/blender/python/bmesh/bmesh_py_api.c 2012-11-29 03:55:07 UTC (rev 52651)
+++ trunk/blender/source/blender/python/bmesh/bmesh_py_api.c 2012-11-29 05:02:06 UTC (rev 52652)
@@ -51,7 +51,6 @@
#include "bmesh_py_api.h" /* own include */
-
PyDoc_STRVAR(bpy_bm_new_doc,
".. method:: new()\n"
"\n"
@@ -73,6 +72,8 @@
"\n"
" Return a BMesh from this mesh, currently the mesh must already be in editmode.\n"
"\n"
+" :arg mesh: The editmode mesh.\n"
+" :type mesh: :class:`bpy.types.Mesh`\n"
" :return: the BMesh associated with this mesh.\n"
" :rtype: :class:`bmesh.types.BMesh`\n"
);
@@ -96,9 +97,56 @@
return BPy_BMesh_CreatePyObject(bm, BPY_BMFLAG_IS_WRAPPED);
}
+PyDoc_STRVAR(bpy_bm_update_edit_mesh_doc,
+".. method:: update_edit_mesh(mesh, tessface=True)\n"
+"\n"
+" Update the mesh after changes to the BMesh in editmode, \n"
+" optionally recalculating n-gon tessellation.\n"
+"\n"
+" :arg mesh: The editmode mesh.\n"
+" :type mesh: :class:`bpy.types.Mesh`\n"
+" :arg tessface: Option to recalculate n-gon tessellation.\n"
+" :type tessface: boolean\n"
+);
+static PyObject *bpy_bm_update_edit_mesh(PyObject *UNUSED(self), PyObject *args)
+{
+ PyObject *py_me;
+ Mesh *me;
+ int do_tessface = TRUE;
+
+ if (!PyArg_ParseTuple(args, "O|i:update_edit_mesh", &py_me, &do_tessface)) {
+ return NULL;
+ }
+
+ me = PyC_RNA_AsPointer(py_me, "Mesh");
+
+ if (me == NULL) {
+ return NULL;
+ }
+
+ if (me->edit_btmesh == NULL) {
+ PyErr_SetString(PyExc_ValueError,
+ "The mesh must be in editmode");
+ return NULL;
+ }
+
+ {
+ /* XXX, not great - infact this function could just not use the context at all
+ * postpone that change until after release: BMESH_TODO - campbell */
+ extern struct bContext *BPy_GetContext(void);
+ extern void EDBM_update_generic(struct bContext *C, BMEditMesh *em, const short do_tessface);
+
+ struct bContext *C = BPy_GetContext();
+ EDBM_update_generic(C, me->edit_btmesh, do_tessface);
+ }
+
+ Py_RETURN_NONE;
+}
+
static struct PyMethodDef BPy_BM_methods[] = {
{"new", (PyCFunction)bpy_bm_new, METH_NOARGS, bpy_bm_new_doc},
{"from_edit_mesh", (PyCFunction)bpy_bm_from_edit_mesh, METH_O, bpy_bm_from_edit_mesh_doc},
+ {"update_edit_mesh", (PyCFunction)bpy_bm_update_edit_mesh, METH_VARARGS, bpy_bm_update_edit_mesh_doc},
{NULL, NULL, 0, NULL}
};
Modified: trunk/blender/source/blender/windowmanager/intern/wm_event_system.c
===================================================================
--- trunk/blender/source/blender/windowmanager/intern/wm_event_system.c 2012-11-29 03:55:07 UTC (rev 52651)
+++ trunk/blender/source/blender/windowmanager/intern/wm_event_system.c 2012-11-29 05:02:06 UTC (rev 52652)
@@ -135,6 +135,7 @@
/* XXX: in future, which notifiers to send to other windows? */
void WM_event_add_notifier(const bContext *C, unsigned int type, void *reference)
{
+ ARegion *ar;
wmNotifier *note = MEM_callocN(sizeof(wmNotifier), "notifier");
note->wm = CTX_wm_manager(C);
@@ -142,8 +143,9 @@
note->window = CTX_wm_window(C);
- if (CTX_wm_region(C))
- note->swinid = CTX_wm_region(C)->swinid;
+ ar = CTX_wm_region(C);
+ if (ar)
+ note->swinid = ar->swinid;
note->category = type & NOTE_CATEGORY;
note->data = type & NOTE_DATA;
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