[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [48442] trunk/blender/source/blender: add support for passing lists of verts/edges/faces to bmesh operators

Campbell Barton ideasman42 at gmail.com
Sat Jun 30 14:58:22 CEST 2012


Revision: 48442
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=48442
Author:   campbellbarton
Date:     2012-06-30 12:58:04 +0000 (Sat, 30 Jun 2012)
Log Message:
-----------
add support for passing lists of verts/edges/faces to bmesh operators

Modified Paths:
--------------
    trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c
    trunk/blender/source/blender/bmesh/intern/bmesh_operator_api.h
    trunk/blender/source/blender/bmesh/intern/bmesh_operators.c
    trunk/blender/source/blender/python/bmesh/bmesh_py_ops.c

Modified: trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c
===================================================================
--- trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c	2012-06-30 12:44:30 UTC (rev 48441)
+++ trunk/blender/source/blender/bmesh/intern/bmesh_opdefines.c	2012-06-30 12:58:04 UTC (rev 48442)
@@ -1034,7 +1034,7 @@
 	{{BMO_OP_SLOT_ELEMENT_BUF, "geom"}, /* input edges and vertices */
 	 {BMO_OP_SLOT_ELEMENT_BUF, "face_spans"}, /* new geometry */
 	 {BMO_OP_SLOT_ELEMENT_BUF, "face_holes"}, /* new geometry */
-	 {BMO_OP_SLOT_BOOL, "use_lengths"}, /* grab edge lengths from a PROP_FLT customdata laye */
+	 {BMO_OP_SLOT_BOOL, "use_lengths"}, /* grab edge lengths from a PROP_FLT customdata layer */
 	 {BMO_OP_SLOT_BOOL, "use_even"}, /* corner vert placement: use shell/angle calculations  */
 	 {BMO_OP_SLOT_BOOL, "use_dist"}, /* corner vert placement: evaluate percent as a distance,
 	                                  * modifier uses this. We could do this as another float setting */

Modified: trunk/blender/source/blender/bmesh/intern/bmesh_operator_api.h
===================================================================
--- trunk/blender/source/blender/bmesh/intern/bmesh_operator_api.h	2012-06-30 12:44:30 UTC (rev 48441)
+++ trunk/blender/source/blender/bmesh/intern/bmesh_operator_api.h	2012-06-30 12:58:04 UTC (rev 48442)
@@ -352,6 +352,8 @@
 void BMO_slot_map_to_flag(BMesh *bm, BMOperator *op, const char *slot_name,
                           const char hflag, const short oflag);
 
+void *BMO_slot_buffer_alloc(BMOperator *op, const char *slot_name, const int len);
+
 void BMO_slot_buffer_from_all(BMesh *bm, BMOperator *op, const char *slot_name,
                               const char htype);
 

Modified: trunk/blender/source/blender/bmesh/intern/bmesh_operators.c
===================================================================
--- trunk/blender/source/blender/bmesh/intern/bmesh_operators.c	2012-06-30 12:44:30 UTC (rev 48441)
+++ trunk/blender/source/blender/bmesh/intern/bmesh_operators.c	2012-06-30 12:58:04 UTC (rev 48442)
@@ -625,7 +625,7 @@
 	}
 }
 
-static void *bmo_slot_buffer_alloc(BMOperator *op, const char *slot_name, int len)
+void *BMO_slot_buffer_alloc(BMOperator *op, const char *slot_name, const int len)
 {
 	BMOpSlot *slot = BMO_slot_get(op, slot_name);
 	BLI_assert(slot->slot_type == BMO_OP_SLOT_ELEMENT_BUF);
@@ -658,7 +658,7 @@
 		BMIter iter;
 		BMHeader *ele;
 
-		bmo_slot_buffer_alloc(op, slot_name, totelement);
+		BMO_slot_buffer_alloc(op, slot_name, totelement);
 
 		/* TODO - collapse these loops into one */
 
@@ -709,7 +709,7 @@
 		BMIter iter;
 		BMElem *ele;
 
-		bmo_slot_buffer_alloc(op, slot_name, totelement);
+		BMO_slot_buffer_alloc(op, slot_name, totelement);
 
 		/* TODO - collapse these loops into one */
 
@@ -821,7 +821,7 @@
 		BMHeader *ele;
 		BMHeader **ele_array;
 
-		bmo_slot_buffer_alloc(op, slot_name, totelement);
+		BMO_slot_buffer_alloc(op, slot_name, totelement);
 
 		ele_array = (BMHeader **)slot->data.p;
 

Modified: trunk/blender/source/blender/python/bmesh/bmesh_py_ops.c
===================================================================
--- trunk/blender/source/blender/python/bmesh/bmesh_py_ops.c	2012-06-30 12:44:30 UTC (rev 48441)
+++ trunk/blender/source/blender/python/bmesh/bmesh_py_ops.c	2012-06-30 12:58:04 UTC (rev 48442)
@@ -200,28 +200,59 @@
 					 "%.200s: keyword \"%.200s\" " type_string " are from another bmesh", \
 					 self->opname, slot_name, slot->slot_type);                           \
 		return NULL;                                                                      \
-	}
+	} (void)0
 
 					if (BPy_BMVertSeq_Check(value)) {
-						BPY_BM_GENERIC_MESH_TEST("verts")
+						BPY_BM_GENERIC_MESH_TEST("verts");
 						BMO_slot_buffer_from_all(bm, &bmop, slot_name, BM_VERT);
 					}
 					else if (BPy_BMEdgeSeq_Check(value)) {
-						BPY_BM_GENERIC_MESH_TEST("edges")
+						BPY_BM_GENERIC_MESH_TEST("edges");
 						BMO_slot_buffer_from_all(bm, &bmop, slot_name, BM_EDGE);
 					}
 					else if (BPy_BMFaceSeq_Check(value)) {
-						BPY_BM_GENERIC_MESH_TEST("faces")
+						BPY_BM_GENERIC_MESH_TEST("faces");
 						BMO_slot_buffer_from_all(bm, &bmop, slot_name, BM_FACE);
 					}
 					else if (BPy_BMElemSeq_Check(value)) {
-						BPY_BM_GENERIC_MESH_TEST("elements")
+						BMIter iter;
+						BMHeader *ele;
+						int tot;
+						unsigned int i;
 
-						PyErr_Format(PyExc_NotImplementedError,
-						             "%.200s: keyword \"%.200s\" parsing element lists not working yet!",
-						             self->opname, slot_name, slot->slot_type);
-						return NULL;
+						BPY_BM_GENERIC_MESH_TEST("elements");
+
+						/* this will loop over all elements which is a shame but
+						 * we need to know this before alloc */
+						/* calls bpy_bmelemseq_length() */
+						tot = Py_TYPE(value)->tp_as_sequence->sq_length((PyObject *)self);
+
+						BMO_slot_buffer_alloc(&bmop, slot_name, tot);
+
+						i = 0;
+						BM_ITER_BPY_BM_SEQ (ele, &iter, ((BPy_BMElemSeq *)value)) {
+							((void **)slot->data.buf)[i] = (void *)ele;
+							i++;
+						}
 					}
+					/* keep this last */
+					else if (PySequence_Check(value)) {
+						BMElem **elem_array = NULL;
+						int elem_array_len;
+
+						elem_array = BPy_BMElem_PySeq_As_Array(&bm, value, 0, PY_SSIZE_T_MAX,
+						                                       &elem_array_len, BM_VERT | BM_EDGE | BM_FACE,
+						                                       TRUE, TRUE, slot_name);
+
+						/* error is set above */
+						if (elem_array == NULL) {
+							return NULL;
+						}
+
+						BMO_slot_buffer_alloc(&bmop, slot_name, elem_array_len);
+						memcpy(slot->data.buf, elem_array, sizeof(void *) * elem_array_len);
+						PyMem_FREE(elem_array);
+					}
 					else {
 						PyErr_Format(PyExc_TypeError,
 						             "%.200s: keyword \"%.200s\" expected "




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