[Bf-committers] [Bf-blender-cvs] SVN commit: /data/svn/bf-blender [21287] branches/blender2.5/blender/source /blender/python: slice support working in py3 for Vector and Matrix types.
Shaul Kedem
shaul_kedem at yahoo.com
Wed Jul 1 20:07:48 CEST 2009
hi,
This have broken support for python 2.6 in msvc 2008, please advise,
Thanks,
Shaul
----- Original Message ----
From: Campbell Barton <ideasman42 at gmail.com>
To: bf-blender-cvs at blender.org
Sent: Wednesday, July 1, 2009 9:31:37 AM
Subject: [Bf-blender-cvs] SVN commit: /data/svn/bf-blender [21287] branches/blender2.5/blender/source /blender/python: slice support working in py3 for Vector and Matrix types.
Revision: 21287
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=21287
Author: campbellbarton
Date: 2009-07-01 15:31:36 +0200 (Wed, 01 Jul 2009)
Log Message:
-----------
slice support working in py3 for Vector and Matrix types.
Added slice to PyRNA collections and arrays (py3 only).
eg.
some_verts = mesh.verts[0:10]
some_rna_array[4:-1] = [0,1,2,3]
Collections dont support assignment, when assigning slices, resizing the array isnt support like with python lists.
Modified Paths:
--------------
branches/blender2.5/blender/source/blender/python/generic/matrix.c
branches/blender2.5/blender/source/blender/python/generic/vector.c
branches/blender2.5/blender/source/blender/python/intern/bpy_rna.c
Modified: branches/blender2.5/blender/source/blender/python/generic/matrix.c
===================================================================
--- branches/blender2.5/blender/source/blender/python/generic/matrix.c 2009-07-01 13:24:03 UTC (rev 21286)
+++ branches/blender2.5/blender/source/blender/python/generic/matrix.c 2009-07-01 13:31:36 UTC (rev 21287)
@@ -760,8 +760,7 @@
}
/*----------------------------object[z:y]------------------------
sequence slice (set)*/
-static int Matrix_ass_slice(MatrixObject * self, int begin, int end,
- PyObject * seq)
+static int Matrix_ass_slice(MatrixObject * self, int begin, int end, PyObject * seq)
{
int i, x, y, size, sub_size = 0;
float mat[16], f;
@@ -999,7 +998,84 @@
};
+
#if (PY_VERSION_HEX >= 0x03000000)
+static PyObject *Matrix_subscript(MatrixObject* self, PyObject* item)
+{
+ if (PyIndex_Check(item)) {
+ Py_ssize_t i;
+ i = PyNumber_AsSsize_t(item, PyExc_IndexError);
+ if (i == -1 && PyErr_Occurred())
+ return NULL;
+ if (i < 0)
+ i += self->rowSize;
+ return Matrix_item(self, i);
+ } else if (PySlice_Check(item)) {
+ Py_ssize_t start, stop, step, slicelength;
+
+ if (PySlice_GetIndicesEx((PySliceObject*)item, self->rowSize, &start, &stop, &step, &slicelength) < 0)
+ return NULL;
+
+ if (slicelength <= 0) {
+ return PyList_New(0);
+ }
+ else if (step == 1) {
+ return Matrix_slice(self, start, stop);
+ }
+ else {
+ PyErr_SetString(PyExc_TypeError, "slice steps not supported with matricies");
+ return NULL;
+ }
+ }
+ else {
+ PyErr_Format(PyExc_TypeError,
+ "vector indices must be integers, not %.200s",
+ item->ob_type->tp_name);
+ return NULL;
+ }
+}
+
+static int Matrix_ass_subscript(MatrixObject* self, PyObject* item, PyObject* value)
+{
+ if (PyIndex_Check(item)) {
+ Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
+ if (i == -1 && PyErr_Occurred())
+ return -1;
+ if (i < 0)
+ i += self->rowSize;
+ return Matrix_ass_item(self, i, value);
+ }
+ else if (PySlice_Check(item)) {
+ Py_ssize_t start, stop, step, slicelength;
+
+ if (PySlice_GetIndicesEx((PySliceObject*)item, self->rowSize, &start, &stop, &step, &slicelength) < 0)
+ return -1;
+
+ if (step == 1)
+ return Matrix_ass_slice(self, start, stop, value);
+ else {
+ PyErr_SetString(PyExc_TypeError, "slice steps not supported with matricies");
+ return -1;
+ }
+ }
+ else {
+ PyErr_Format(PyExc_TypeError,
+ "matrix indices must be integers, not %.200s",
+ item->ob_type->tp_name);
+ return -1;
+ }
+}
+
+static PyMappingMethods Matrix_AsMapping = {
+ (lenfunc)Matrix_len,
+ (binaryfunc)Matrix_subscript,
+ (objobjargproc)Matrix_ass_subscript
+};
+#endif /* (PY_VERSION_HEX >= 0x03000000) */
+
+
+
+#if (PY_VERSION_HEX >= 0x03000000)
static PyNumberMethods Matrix_NumMethods = {
(binaryfunc) Matrix_add, /*nb_add*/
(binaryfunc) Matrix_sub, /*nb_subtract*/
@@ -1106,7 +1182,7 @@
(reprfunc) Matrix_repr, /*tp_repr*/
&Matrix_NumMethods, /*tp_as_number*/
&Matrix_SeqMethods, /*tp_as_sequence*/
- 0, /*tp_as_mapping*/
+ &Matrix_AsMapping, /*tp_as_mapping*/
0, /*tp_hash*/
0, /*tp_call*/
0, /*tp_str*/
Modified: branches/blender2.5/blender/source/blender/python/generic/vector.c
===================================================================
--- branches/blender2.5/blender/source/blender/python/generic/vector.c 2009-07-01 13:24:03 UTC (rev 21286)
+++ branches/blender2.5/blender/source/blender/python/generic/vector.c 2009-07-01 13:31:36 UTC (rev 21287)
@@ -1051,16 +1051,100 @@
Py_RETURN_FALSE;
}
}
+
/*-----------------PROTCOL DECLARATIONS--------------------------*/
static PySequenceMethods Vector_SeqMethods = {
(inquiry) Vector_len, /* sq_length */
(binaryfunc) 0, /* sq_concat */
- (ssizeargfunc) 0, /* sq_repeat */
+ (ssizeargfunc) 0, /* sq_repeat */
(ssizeargfunc) Vector_item, /* sq_item */
- (ssizessizeargfunc) Vector_slice, /* sq_slice */
+#if (PY_VERSION_HEX < 0x03000000)
+ (ssizessizeargfunc) Vector_slice, /* sq_slice */ /* PY2 ONLY */
+#else
+ NULL,
+#endif
(ssizeobjargproc) Vector_ass_item, /* sq_ass_item */
- (ssizessizeobjargproc) Vector_ass_slice, /* sq_ass_slice */
+#if (PY_VERSION_HEX < 0x03000000)
+ (ssizessizeobjargproc) Vector_ass_slice, /* sq_ass_slice */ /* PY2 ONLY */
+#else
+ NULL,
+#endif
};
+
+
+#if (PY_VERSION_HEX >= 0x03000000)
+static PyObject *Vector_subscript(VectorObject* self, PyObject* item)
+{
+ if (PyIndex_Check(item)) {
+ Py_ssize_t i;
+ i = PyNumber_AsSsize_t(item, PyExc_IndexError);
+ if (i == -1 && PyErr_Occurred())
+ return NULL;
+ if (i < 0)
+ i += self->size;
+ return Vector_item(self, i);
+ } else if (PySlice_Check(item)) {
+ Py_ssize_t start, stop, step, slicelength;
+
+ if (PySlice_GetIndicesEx((PySliceObject*)item, self->size, &start, &stop, &step, &slicelength) < 0)
+ return NULL;
+
+ if (slicelength <= 0) {
+ return PyList_New(0);
+ }
+ else if (step == 1) {
+ return Vector_slice(self, start, stop);
+ }
+ else {
+ PyErr_SetString(PyExc_TypeError, "slice steps not supported with vectors");
+ return NULL;
+ }
+ }
+ else {
+ PyErr_Format(PyExc_TypeError,
+ "vector indices must be integers, not %.200s",
+ item->ob_type->tp_name);
+ return NULL;
+ }
+}
+
+static int Vector_ass_subscript(VectorObject* self, PyObject* item, PyObject* value)
+{
+ if (PyIndex_Check(item)) {
+ Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
+ if (i == -1 && PyErr_Occurred())
+ return -1;
+ if (i < 0)
+ i += self->size;
+ return Vector_ass_item(self, i, value);
+ }
+ else if (PySlice_Check(item)) {
+ Py_ssize_t start, stop, step, slicelength;
+
+ if (PySlice_GetIndicesEx((PySliceObject*)item, self->size, &start, &stop, &step, &slicelength) < 0)
+ return -1;
+
+ if (step == 1)
+ return Vector_ass_slice(self, start, stop, value);
+ else {
+ PyErr_SetString(PyExc_TypeError, "slice steps not supported with vectors");
+ return -1;
+ }
+ }
+ else {
+ PyErr_Format(PyExc_TypeError,
+ "vector indices must be integers, not %.200s",
+ item->ob_type->tp_name);
+ return -1;
+ }
+}
+
+static PyMappingMethods Vector_AsMapping = {
+ (lenfunc)Vector_len,
+ (binaryfunc)Vector_subscript,
+ (objobjargproc)Vector_ass_subscript
+};
+#endif /* (PY_VERSION_HEX >= 0x03000000) */
#if (PY_VERSION_HEX >= 0x03000000)
static PyNumberMethods Vector_NumMethods = {
@@ -1813,7 +1897,7 @@
&Vector_NumMethods, /* PyNumberMethods *tp_as_number; */
&Vector_SeqMethods, /* PySequenceMethods *tp_as_sequence; */
- NULL, /* PyMappingMethods *tp_as_mapping; */
+ &Vector_AsMapping, /* PyMappingMethods *tp_as_mapping; */
/* More standard operations (here for binary compatibility) */
Modified: branches/blender2.5/blender/source/blender/python/intern/bpy_rna.c
===================================================================
--- branches/blender2.5/blender/source/blender/python/intern/bpy_rna.c 2009-07-01 13:24:03 UTC (rev 21286)
+++ branches/blender2.5/blender/source/blender/python/intern/bpy_rna.c 2009-07-01 13:31:36 UTC (rev 21287)
@@ -35,6 +35,7 @@
#include "RNA_define.h" /* for defining our own rna */
#include "MEM_guardedalloc.h"
+#include "BKE_utildefines.h"
#include "BKE_context.h"
#include "BKE_global.h" /* evil G.* */
#include "BKE_report.h"
@@ -820,108 +821,246 @@
return len;
}
-static PyObject *pyrna_prop_subscript( BPy_PropertyRNA * self, PyObject *key )
+/* internal use only */
+static PyObject *prop_subscript_collection_int(BPy_PropertyRNA * self, int keynum)
{
- PyObject *ret;
PointerRNA newptr;
- int keynum = 0;
- char *keyname = NULL;
-
+
+ if(keynum < 0) keynum += RNA_property_collection_length(&self->ptr, self->prop);
+
+ if(RNA_property_collection_lookup_int(&self->ptr, self->prop, keynum, &newptr))
+ return pyrna_struct_CreatePyObject(&newptr);
+
+ PyErr_SetString(PyExc_IndexError, "out of range");
+ return NULL;
+}
+static PyObject *prop_subscript_array_int(BPy_PropertyRNA * self, int keynum)
+{
+ int len= RNA_property_array_length(self->prop);
+
+ if(keynum < 0) keynum += len;
+
+ if(keynum >= 0 && keynum < len)
+ return pyrna_prop_to_py_index(&self->ptr, self->prop, keynum);
+
+ PyErr_SetString(PyExc_IndexError, "out of range");
+ return NULL;
+}
+
+static PyObject *prop_subscript_collection_str(BPy_PropertyRNA * self, char *keyname)
+{
+ PointerRNA newptr;
+ if(RNA_property_collection_lookup_string(&self->ptr, self->prop, keyname, &newptr))
+ return pyrna_struct_CreatePyObject(&newptr);
+
+ PyErr_SetString(PyExc_KeyError, "key not found");
+ return NULL;
+}
+/* static PyObject *prop_subscript_array_str(BPy_PropertyRNA * self, char *keyname) */
+
+
+
+
+#if PY_VERSION_HEX >= 0x03000000
+static PyObject *prop_subscript_collection_slice(BPy_PropertyRNA * self, int start, int stop)
+{
+ PointerRNA newptr;
+ PyObject *list = PyList_New(stop - start);
+ int count;
+
+ start = MIN2(start,stop); /* values are clamped from */
+
+ for(count = start; count < stop; count++) {
+ if(RNA_property_collection_lookup_int(&self->ptr, self->prop, count - start, &newptr)) {
+ PyList_SetItem(list, count - start, pyrna_struct_CreatePyObject(&newptr));
+ }
+ else {
+ Py_DECREF(list);
+
+ PyErr_SetString(PyExc_RuntimeError, "error getting an rna struct from a collection");
+ return NULL;
+ }
+ }
+
+ return list;
+}
+static PyObject *prop_subscript_array_slice(BPy_PropertyRNA * self, int start, int stop)
+{
+ PyObject *list = PyList_New(stop - start);
+ int count;
+
+ start = MIN2(start,stop); /* values are clamped from PySlice_GetIndicesEx */
+
+ for(count = start; count < stop; count++)
+ PyList_SetItem(list, count - start, pyrna_prop_to_py_index(&self->ptr, self->prop, count));
+
+ return list;
+}
+#endif
+
+static PyObject *prop_subscript_collection(BPy_PropertyRNA * self, PyObject *key)
+{
if (PyUnicode_Check(key)) {
- keyname = _PyUnicode_AsString(key);
- } else if (PyLong_Check(key)) {
- keynum = PyLong_AsSsize_t(key);
- } else {
+ return prop_subscript_collection_str(self, _PyUnicode_AsString(key));
+ }
+ else if (PyLong_Check(key)) {
+ return prop_subscript_collection_int(self, PyLong_AsSsize_t(key));
+ }
+#if PY_VERSION_HEX >= 0x03000000
+ else if (PySlice_Check(key)) {
+ int len= RNA_property_collection_length(&self->ptr, self->prop);
+ Py_ssize_t start, stop, step, slicelength;
+
@@ Diff output truncated at 10240 characters. @@
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