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Patch T19235: bmesh comments (with updates)

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Campbell Barton 2013-12-19 22:40:25 +11:00
parent 0cb3f54fda
commit 70ef1f2004
1 changed files with 17 additions and 7 deletions
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24
source/blender/bmesh/bmesh_class.h
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@ -91,8 +91,14 @@ typedef struct BMVert {
BMHeader head;
struct BMFlagLayer *oflags; /* keep after header, an array of flags, mostly used by the operator stack */
float co[3];
float no[3];
float co[3]; /* vertex coordinates */
float no[3]; /* vertex normal */
/* pointer to (any) edge using this vertex (for disk cycles)
*
* note: some higher level functions set this to different edges that use this vertex,
* which is a bit of an abuse of internal bmesh data but also works OK for now (use with care!).
*/
struct BMEdge *e;
} BMVert;
@ -105,10 +111,14 @@ typedef struct BMEdge {
BMHeader head;
struct BMFlagLayer *oflags; /* keep after header, an array of flags, mostly used by the operator stack */
struct BMVert *v1, *v2;
struct BMVert *v1, *v2; /* vertices (unordered) */
/* the list of loops around the edge (use l->radial_prev/next)
* to access the other loops using the edge */
struct BMLoop *l;
/* disk cycle pointers */
/* disk cycle pointers
* relative data: d1 indicates indicates the next/prev edge around vertex v1 and d2 does the same for v2 */
BMDiskLink v1_disk_link, v2_disk_link;
} BMEdge;
@ -161,9 +171,9 @@ typedef struct BMFace {
#else
BMLoop *l_first;
#endif
int len; /* includes all boundary loops */
float no[3]; /* yes, we do store this here */
short mat_nr;
int len; /* number of vertices in the face */
float no[3]; /* face normal */
short mat_nr; /* material index */
// short _pad[3];
} BMFace;