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PyAPI: add read-only 'is_valid' attribute to mathutils types

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There was no convenient way to check if the owner
of a mathutils type was valid.

Added to support issue reported in T91111.
This commit is contained in:
Campbell Barton
2021-09-03 21:18:03 +10:00
parent f530b43550
commit 0950cfd9d5
7 changed files with 46 additions and 0 deletions
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5
source/blender/python/mathutils/mathutils.h
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@@ -28,6 +28,7 @@ struct DynStr;
extern char BaseMathObject_is_wrapped_doc[];
extern char BaseMathObject_is_frozen_doc[];
extern char BaseMathObject_is_valid_doc[];
extern char BaseMathObject_owner_doc[];
#define BASE_MATH_NEW(struct_name, root_type, base_type) \
@@ -81,6 +82,7 @@ typedef struct {
PyObject *BaseMathObject_owner_get(BaseMathObject *self, void *);
PyObject *BaseMathObject_is_wrapped_get(BaseMathObject *self, void *);
PyObject *BaseMathObject_is_frozen_get(BaseMathObject *self, void *);
PyObject *BaseMathObject_is_valid_get(BaseMathObject *self, void *);
extern char BaseMathObject_freeze_doc[];
PyObject *BaseMathObject_freeze(BaseMathObject *self);
@@ -117,6 +119,7 @@ struct Mathutils_Callback {
unsigned char Mathutils_RegisterCallback(Mathutils_Callback *cb);
int _BaseMathObject_CheckCallback(BaseMathObject *self);
int _BaseMathObject_ReadCallback(BaseMathObject *self);
int _BaseMathObject_WriteCallback(BaseMathObject *self);
int _BaseMathObject_ReadIndexCallback(BaseMathObject *self, int index);
@@ -126,6 +129,8 @@ void _BaseMathObject_RaiseFrozenExc(const BaseMathObject *self);
void _BaseMathObject_RaiseNotFrozenExc(const BaseMathObject *self);
/* since this is called so often avoid where possible */
#define BaseMath_CheckCallback(_self) \
(((_self)->cb_user ? _BaseMathObject_CheckCallback((BaseMathObject *)_self) : 0))
#define BaseMath_ReadCallback(_self) \
(((_self)->cb_user ? _BaseMathObject_ReadCallback((BaseMathObject *)_self) : 0))
#define BaseMath_WriteCallback(_self) \