diff options
Diffstat (limited to 'source/blender/bmesh/bmesh_class.h')
| -rw-r--r-- | source/blender/bmesh/bmesh_class.h | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/source/blender/bmesh/bmesh_class.h b/source/blender/bmesh/bmesh_class.h index 120ff4997dc..ada0fabd28e 100644 --- a/source/blender/bmesh/bmesh_class.h +++ b/source/blender/bmesh/bmesh_class.h @@ -256,11 +256,28 @@ enum { #define BM_ALL (BM_VERT | BM_EDGE | BM_LOOP | BM_FACE) #define BM_ALL_NOLOOP (BM_VERT | BM_EDGE | BM_FACE) +/* args for _Generic */ +#define _BM_GENERIC_TYPE_ELEM_NONCONST \ + void *, BMVert *, BMEdge *, BMLoop *, BMFace *, \ + BMElem *, BMElemF *, BMHeader * + +#define _BM_GENERIC_TYPE_ELEM_CONST \ + const void *, const BMVert *, const BMEdge *, const BMLoop *, const BMFace *, \ + const BMElem *, const BMElemF *, const BMHeader *, \ + void * const, BMVert * const, BMEdge * const, BMLoop * const, BMFace * const, \ + BMElem * const, BMElemF * const, BMHeader * const + +#define BM_CHECK_TYPE_ELEM_CONST(ele) \ + CHECK_TYPE_ANY(ele, _BM_GENERIC_TYPES_CONST) + +#define BM_CHECK_TYPE_ELEM_NONCONST(ele) \ + CHECK_TYPE_ANY(ele, _BM_GENERIC_TYPE_ELEM_NONCONST) + #define BM_CHECK_TYPE_ELEM(ele) \ - CHECK_TYPE_ANY(ele, void *, BMFace *, BMEdge *, BMVert *, BMLoop *, BMElem *, BMElemF *, BMHeader *) + CHECK_TYPE_ANY(ele, _BM_GENERIC_TYPE_ELEM_NONCONST, _BM_GENERIC_TYPE_ELEM_CONST) #define BM_CHECK_TYPE_ELEM_ASSIGN(ele) \ - (BM_CHECK_TYPE_ELEM(ele), CHECK_TYPE_NONCONST(ele)), ele + (BM_CHECK_TYPE_ELEM(ele)), ele /* BMHeader->hflag (char) */ enum { @@ -297,8 +314,17 @@ typedef bool (*BMElemFilterFunc)(BMElem *, void *user_data); #define BM_ELEM_CD_GET_INT(ele, offset) \ (assert(offset != -1), *((int *)((char *)(ele)->head.data + (offset)))) +#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) +#define BM_ELEM_CD_GET_VOID_P(ele, offset) \ + (assert(offset != -1), \ + _Generic(ele, \ + GENERIC_TYPE_ANY( POINTER_OFFSET((ele)->head.data, offset), _BM_GENERIC_TYPE_ELEM_NONCONST), \ + GENERIC_TYPE_ANY((const void *)POINTER_OFFSET((ele)->head.data, offset), _BM_GENERIC_TYPE_ELEM_CONST)) \ + ) +#else #define BM_ELEM_CD_GET_VOID_P(ele, offset) \ (assert(offset != -1), (void *)((char *)(ele)->head.data + (offset))) +#endif #define BM_ELEM_CD_SET_FLOAT(ele, offset, f) { CHECK_TYPE_NONCONST(ele); \ assert(offset != -1); *((float *)((char *)(ele)->head.data + (offset))) = (f); } (void)0 |