Commit: d3b3df037197d46b608eb38a5dbd6f1d2761ec36
Author: Campbell Barton
Date: Sat May 5 14:27:54 2018 +0200
Branches: master
https://developer.blender.org/rBd3b3df037197d46b608eb38a5dbd6f1d2761ec36
IDProp API: add native C repr function
Was using Python which wasn't very efficient (even for logging).
===================================================================
M source/blender/blenkernel/BKE_idprop.h
M source/blender/blenkernel/CMakeLists.txt
M source/blender/blenkernel/intern/idprop.c
A source/blender/blenkernel/intern/idprop_utils.c
M source/blender/python/generic/idprop_py_api.c
===================================================================
diff --git a/source/blender/blenkernel/BKE_idprop.h
b/source/blender/blenkernel/BKE_idprop.h
index 48a5db93504..8a2cdd7b37c 100644
--- a/source/blender/blenkernel/BKE_idprop.h
+++ b/source/blender/blenkernel/BKE_idprop.h
@@ -145,8 +145,13 @@ void IDP_RelinkProperty(struct IDProperty *prop);
# define IDP_Id(prop) ((ID *) (prop)->data.pointer)
#endif
-/* for printout/logging only */
-char *IDP_reprN(const struct IDProperty *prop);
+/* Format IDProperty as strings */
+char *IDP_reprN(
+ const struct IDProperty *prop, uint *r_len);
+void IDP_repr_fn(
+ const IDProperty *prop,
+ void (*str_append_fn)(void *user_data, const char *str, uint str_len),
+ void *user_data);
void IDP_print(const struct IDProperty *prop);
#endif /* __BKE_IDPROP_H__ */
diff --git a/source/blender/blenkernel/CMakeLists.txt
b/source/blender/blenkernel/CMakeLists.txt
index d789671ab24..723ba347dfb 100644
--- a/source/blender/blenkernel/CMakeLists.txt
+++ b/source/blender/blenkernel/CMakeLists.txt
@@ -117,6 +117,7 @@ set(SRC
intern/icons.c
intern/idcode.c
intern/idprop.c
+ intern/idprop_utils.c
intern/image.c
intern/image_gen.c
intern/ipo.c
diff --git a/source/blender/blenkernel/intern/idprop.c
b/source/blender/blenkernel/intern/idprop.c
index 5fb6dd558e0..fe00d68b4ea 100644
--- a/source/blender/blenkernel/intern/idprop.c
+++ b/source/blender/blenkernel/intern/idprop.c
@@ -1069,17 +1069,3 @@ void IDP_ClearProperty(IDProperty *prop)
/** \} */
-/* We could write a C version, see: idprop_py_api.c */
-#ifndef WITH_PYTHON
-char *IDP_reprN(IDProperty *UNUSED(prop))
-{
- return BLI_strdup("<unsupported>");
-}
-
-void IDP_print(IDProperty *prop)
-{
- char *repr = IDP_reprN(prop);
- printf("IDProperty(%p): %s\n", prop, repr);
- MEM_freeN(repr);
-}
-#endif /* WITH_PYTHON */
diff --git a/source/blender/blenkernel/intern/idprop_utils.c
b/source/blender/blenkernel/intern/idprop_utils.c
new file mode 100644
index 00000000000..21005da2d97
--- /dev/null
+++ b/source/blender/blenkernel/intern/idprop_utils.c
@@ -0,0 +1,251 @@
+/*
+ * ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/blenkernel/intern/idprop_utils.c
+ * \ingroup bke
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "BLI_utildefines.h"
+#include "BLI_string.h"
+#include "BLI_dynstr.h"
+
+#include "BKE_idprop.h"
+#include "BKE_idcode.h"
+
+#include "MEM_guardedalloc.h"
+
+#include "BLI_strict_flags.h"
+
+
+/* -------------------------------------------------------------------- */
+/** \name IDProp Repr
+ *
+ * Convert an IDProperty to a string.
+ *
+ * Output should be a valid Python literal
+ * (with minor exceptions - float nan for eg).
+ * \{ */
+
+struct ReprState {
+ void (*str_append_fn)(void *user_data, const char *str, uint str_len);
+ void *user_data;
+ /* Big enough to format any primitive type. */
+ char buf[128];
+};
+
+static void idp_str_append_escape(struct ReprState *state, const char *str,
const uint str_len, bool quote)
+{
+ if (quote) {
+ state->str_append_fn(state->user_data, "\"", 1);
+ }
+ uint i_prev = 0, i = 0;
+ while (i < str_len) {
+ const char c = str[i];
+ if (c == '"') {
+ if (i_prev != i) {
+ state->str_append_fn(state->user_data, str +
i_prev, i - i_prev);
+ }
+ state->str_append_fn(state->user_data, "\\\"", 2);
+ i_prev = i + 1;
+ }
+ else if (c == '\\') {
+ if (i_prev != i) {
+ state->str_append_fn(state->user_data, str +
i_prev, i - i_prev);
+ }
+ state->str_append_fn(state->user_data, "\\\\", 2);
+ i_prev = i + 1;
+ }
+ else if (c < 32) {
+ if (i_prev != i) {
+ state->str_append_fn(state->user_data, str +
i_prev, i - i_prev);
+ }
+ char buf[5];
+ uint len = (uint)BLI_snprintf_rlen(buf, sizeof(buf),
"\\x%02x", c);
+ BLI_assert(len == 4);
+ state->str_append_fn(state->user_data, buf, len);
+ i_prev = i + 1;
+ }
+ i++;
+ }
+ state->str_append_fn(state->user_data, str + i_prev, i - i_prev);
+ if (quote) {
+ state->str_append_fn(state->user_data, "\"", 1);
+ }
+}
+
+static void idp_repr_fn_recursive(struct ReprState *state, const IDProperty
*prop)
+{
+ /* Note: 'strlen' will be calculated at compile time for literals. */
+#define STR_APPEND_STR(str) { \
+ state->str_append_fn(state->user_data, str, (uint)strlen(str)); \
+} ((void)0)
+
+#define STR_APPEND_STR_QUOTE(str) { \
+ idp_str_append_escape(state, str, (uint)strlen(str), true); \
+} ((void)0)
+
+#define STR_APPEND_FMT(format, ...) { \
+ const uint len = (uint)BLI_snprintf_rlen(state->buf,
sizeof(state->buf), format, __VA_ARGS__); \
+ state->str_append_fn(state->user_data, state->buf, len); \
+} ((void)0)
+
+ switch (prop->type) {
+ case IDP_STRING:
+ {
+ STR_APPEND_STR_QUOTE(IDP_String(prop));
+ break;
+ }
+ case IDP_INT:
+ {
+ STR_APPEND_FMT("%d", IDP_Int(prop));
+ break;
+ }
+ case IDP_FLOAT:
+ {
+ STR_APPEND_FMT("%g", (double)IDP_Float(prop));
+ break;
+ }
+ case IDP_DOUBLE:
+ {
+ STR_APPEND_FMT("%g", IDP_Double(prop));
+ break;
+ }
+ case IDP_ARRAY:
+ {
+ STR_APPEND_STR("[");
+ switch (prop->subtype) {
+ case IDP_INT:
+ for (const int *v = prop->data.pointer,
*v_end = v + prop->len; v != v_end; v++) {
+ if (v != prop->data.pointer) {
+ STR_APPEND_STR(", ");
+ }
+ STR_APPEND_FMT("%d", *v);
+ }
+ break;
+ case IDP_FLOAT:
+ for (const float *v =
prop->data.pointer, *v_end = v + prop->len; v != v_end; v++) {
+ if (v != prop->data.pointer) {
+ STR_APPEND_STR(", ");
+ }
+ STR_APPEND_FMT("%g",
(double)*v);
+ }
+ break;
+ case IDP_DOUBLE:
+ for (const double *v =
prop->data.pointer, *v_end = v + prop->len; v != v_end; v++) {
+ if (v != prop->data.pointer) {
+ STR_APPEND_STR(", ");
+ }
+ STR_APPEND_FMT("%g", *v);
+ }
+ break;
+ }
+ STR_APPEND_STR("]");
+ break;
+ }
+ case IDP_IDPARRAY:
+ {
+ STR_APPEND_STR("[");
+ for (const IDProperty *v = prop->data.pointer, *v_end =
v + prop->len; v != v_end; v++) {
+ if (v != prop->data.pointer) {
+ STR_APPEND_STR(", ");
+ }
+ idp_repr_fn_recursive(state, v);
+ }
+ STR_APPEND_STR("]");
+ break;
+ }
+ case IDP_GROUP:
+ {
+ STR_APPEND_STR("{");
+ for (const IDProperty *subprop =
prop->data.group.first; subprop; subprop = subprop->next) {
+ if (subprop != prop->data.group.first) {
+ STR_APPEND_STR(", ");
+ }
+ STR_APPEND_STR_QUOTE(subprop->name);
+ STR_APPEND_STR(": ");
+ idp_repr_fn_recursive(state, subprop);
+ }
+ STR_APPEND_STR("}");
+ break;
+ }
+ case IDP_ID:
+ {
+ const ID *id = prop->data.pointer;
+ STR_APPEND_STR("bpy.data.");
+ STR_APPEND_STR(BKE_idcode_to_name_plural(GS(id->name)));
+ STR_APPEND_STR("[");
+ STR_APPEND_STR_QUOTE(id->name + 2);
+ STR_APPEND_STR("]");
+ break;
+ }
+ default:
+ {
+ BLI_assert(0);
+ break;
+ }
+ }
+
+#undef STR_APPEND_STR
+#undef STR_APPEND_STR_QUOTE
+#undef STR_APPEND_FMT
+
+}
+
+void IDP_repr_fn(
+ const IDProperty *prop,
+ void (*str_append_fn)(void *user_data, const char *str, uint str_len),
+ void *user_data)
+{
+ struct ReprState state = {
+ .str_append_fn = str_append_fn,
+ .user_data = user_data,
+ };
+ idp_repr_fn_recursive(&state, prop);
+}
+
+static void repr_str(void *user_data, const char *str, uint len)
+{
+ BLI_dynstr_nappend(user_data, str, (int)len);
+}
+
+char *IDP_reprN(const IDProperty *prop, uint *r_len)
+{
+ DynStr *ds = BLI_dynstr_new();
+ IDP_repr_fn(prop, repr_str, ds);
+ char *cstring = BLI_dynstr_get_cstring(ds);
+ if (r_len != NULL) {
+ *r_len = (uint)BLI_dynstr_get_len(ds);
+ }
+ BLI_dynstr_free(ds);
+ return cstring;
+}
+
+void IDP_print(const IDProperty *prop)
+{
+ char *repr = IDP_reprN(prop, NULL);
+ printf("IDProperty(%p): ", prop);
+ puts(repr);
+ MEM_freeN(repr);
+}
+
+/** \} */
diff --git a/source/blender/python/generic/idprop_py_api.c
b/source/blender/python/generic/idprop_py_api.c
index c35472026fa..4b56d4412e6 100644
--- a/source/blender/python/generic/idprop_py_api.c
+++ b/source/blender/python/generic/idprop_py_api.c
@@ -1806,49 +1806,3 @@ PyObject *BPyInit_idprop(void)
return mod;
}
-
-/* -------------------------------------------------------------------- */
-/* debug only function */
-
-char *IDP_reprN(const IDProperty *prop)
-{
- if (prop == NULL) {
- return BLI_strdup("None");
- }
-
- PyGILState_STATE gilstate;
- bool use_gil = true; /* !PyC_IsInterpreterActive(); */
- PyObject *ret_dict;
- PyObject *ret_str;
-
- if (use_gil) {
- gilstate = PyGILState_Ensure();
- }
-
- /* Note: non-const cast is safe here since we only repr the result. */
- /* to_dict() */
- ret_dict = BPy_IDGroup_MapDataToPy((IDProperty *)prop);
- ret_str = PyObject_Repr(ret_dict);
- Py_DECREF(ret_dict);
-
- Py_ssize_t res_str_len = 0;
- char *res_str_bytes = _PyUnicode_AsStringAndSize(ret_str, &res_str_len);
-
- res_str_bytes = BLI_strdupn(res_str_bytes, res_str_len);
-
- Py_DECREF(ret_str);
-
- if (use_gil) {
- PyGILState_Release(gilstate);
- }
- return res_str_bytes;
-}
-
-
-void IDP_print(const IDProperty *prop)
-{
- char *repr = IDP_reprN(prop);
- printf("IDProperty(%p): %s\n", prop, repr);
- MEM_freeN(repr);
-}
-
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