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dont save MFace's from BMesh, this means they stay used but only for tessface cache.

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also saves on undo memory and disk space.
This commit is contained in:
Campbell Barton 2012-01-02 12:37:58 +00:00
parent a0e42dc8ab
commit 68c4368001
2 changed files with 22 additions and 0 deletions
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21
source/blender/blenloader/intern/writefile.c
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@ -1694,6 +1694,18 @@ static void write_meshs(WriteData *wd, ListBase *idbase)
if(mesh->id.us>0 || wd->current) {
/* write LibData */
if (!save_for_old_blender) {
#ifdef USE_BMESH_SAVE_WITHOUT_MFACE
Mesh backup_mesh = {{0}};
/* cache only - dont write */
backup_mesh.mface = mesh->mface;
mesh->mface = NULL;
/* -- */
backup_mesh.totface = mesh->totface;
mesh->totface = 0;
/* -- */
#endif /* USE_BMESH_SAVE_WITHOUT_MFACE */
writestruct(wd, ID_ME, "Mesh", 1, mesh);
/* direct data */
@ -1704,9 +1716,18 @@ static void write_meshs(WriteData *wd, ListBase *idbase)
write_customdata(wd, &mesh->id, mesh->totvert, &mesh->vdata, -1, 0);
write_customdata(wd, &mesh->id, mesh->totedge, &mesh->edata, -1, 0);
/* fdata is really a dummy - written so slots align */
write_customdata(wd, &mesh->id, mesh->totface, &mesh->fdata, -1, 0);
write_customdata(wd, &mesh->id, mesh->totloop, &mesh->ldata, -1, 0);
write_customdata(wd, &mesh->id, mesh->totpoly, &mesh->pdata, -1, 0);
#ifdef USE_BMESH_SAVE_WITHOUT_MFACE
/* cache only - dont write */
mesh->mface = backup_mesh.mface;
/* -- */
mesh->totface = backup_mesh.totface;
#endif /* USE_BMESH_SAVE_WITHOUT_MFACE */
}
else {

1
source/blender/makesdna/DNA_mesh_types.h
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@ -226,6 +226,7 @@ typedef struct TFace {
* will eventually be removed */
#define USE_BMESH_SAVE_AS_COMPAT
#define USE_BMESH_SAVE_WITHOUT_MFACE
#endif