/**
* Currently this is only used for Python scripts
* which may fail to keep matching UV/TexFace layers.
*
* \note This should only perform any changes in exceptional cases,
* if we need this to be faster we could inline #BM_data_layer_add and only
* call #update_data_blocks once at the end.
*/
void BM_mesh_cd_validate(BMesh *bm)
{
int totlayer_mtex = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
int totlayer_uv = CustomData_number_of_layers(&bm->ldata, CD_MLOOPUV);
if (LIKELY(totlayer_mtex == totlayer_uv)) {
/* pass */
}
else if (totlayer_mtex < totlayer_uv) {
const int uv_index_first = CustomData_get_layer_index(&bm->ldata, CD_MLOOPUV);
do {
const char *from_name = bm->ldata.layers[uv_index_first + totlayer_mtex].name;
BM_data_layer_add_named(bm, &bm->pdata, CD_MTEXPOLY, from_name);
CustomData_set_layer_unique_name(&bm->pdata, totlayer_mtex);
} while (totlayer_uv != ++totlayer_mtex);
}
else if (totlayer_uv < totlayer_mtex) {
const int mtex_index_first = CustomData_get_layer_index(&bm->pdata, CD_MTEXPOLY);
do {
const char *from_name = bm->pdata.layers[mtex_index_first + totlayer_uv].name;
BM_data_layer_add_named(bm, &bm->ldata, CD_MLOOPUV, from_name);
CustomData_set_layer_unique_name(&bm->ldata, totlayer_uv);
} while (totlayer_mtex != ++totlayer_uv);
}
BLI_assert(totlayer_mtex == totlayer_uv);
}
/**
* Duplicate of BM_mesh_cd_validate() for Mesh data.
*/
void BKE_mesh_cd_validate(Mesh *me)
{
int totlayer_mtex = CustomData_number_of_layers(&me->pdata, CD_MTEXPOLY);
int totlayer_uv = CustomData_number_of_layers(&me->ldata, CD_MLOOPUV);
int totlayer_mcol = CustomData_number_of_layers(&me->ldata, CD_MLOOPCOL);
int mtex_index = CustomData_get_layer_index(&me->pdata, CD_MTEXPOLY);
int uv_index = CustomData_get_layer_index(&me->ldata, CD_MLOOPUV);
int i;
/* XXX For now, do not delete those, just warn they are not really usable. */
if (UNLIKELY(totlayer_mtex > MAX_MTFACE)) {
printf("WARNING! More UV layers than %d allowed, %d last ones won't be available for render, shaders, etc.\n",
MAX_MTFACE, totlayer_mtex - MAX_MTFACE);
}
if (UNLIKELY(totlayer_uv > MAX_MTFACE)) {
printf("WARNING! More UV layers than %d allowed, %d last ones won't be available for render, shaders, etc.\n",
MAX_MTFACE, totlayer_uv - MAX_MTFACE);
}
if (UNLIKELY(totlayer_mcol > MAX_MCOL)) {
printf("WARNING! More VCol layers than %d allowed, %d last ones won't be available for render, shaders, etc.\n",
MAX_MCOL, totlayer_mcol - MAX_MCOL);
}
if (LIKELY(totlayer_mtex == totlayer_uv)) {
/* pass */
}
else if (totlayer_mtex < totlayer_uv) {
do {
const char *from_name = me->ldata.layers[uv_index + totlayer_mtex].name;
CustomData_add_layer_named(&me->pdata, CD_MTEXPOLY, CD_DEFAULT, NULL, me->totpoly, from_name);
CustomData_set_layer_unique_name(&me->pdata, totlayer_mtex);
} while (totlayer_uv != ++totlayer_mtex);
mtex_index = CustomData_get_layer_index(&me->pdata, CD_MTEXPOLY);
}
else if (totlayer_uv < totlayer_mtex) {
do {
const char *from_name = me->pdata.layers[mtex_index + totlayer_uv].name;
CustomData_add_layer_named(&me->ldata, CD_MLOOPUV, CD_DEFAULT, NULL, me->totloop, from_name);
CustomData_set_layer_unique_name(&me->ldata, totlayer_uv);
} while (totlayer_mtex != ++totlayer_uv);
uv_index = CustomData_get_layer_index(&me->ldata, CD_MLOOPUV);
}
BLI_assert(totlayer_mtex == totlayer_uv);
/* Check uv/tex names match as well!!! */
for (i = 0; i < totlayer_mtex; i++, mtex_index++, uv_index++) {
const char *name_src = me->pdata.layers[mtex_index].name;
const char *name_dst = me->ldata.layers[uv_index].name;
if (!STREQ(name_src, name_dst)) {
BKE_mesh_uv_cdlayer_rename_index(me, mtex_index, uv_index, -1, name_src, false);
}
}
}
bool BKE_mesh_uv_cdlayer_rename_index(Mesh *me, const int poly_index, const int loop_index, const int face_index,
const char *new_name, const bool do_tessface)
{
CustomData *pdata, *ldata, *fdata;
CustomDataLayer *cdlp, *cdlu, *cdlf;
const int step = do_tessface ? 3 : 2;
int i;
if (me->edit_btmesh) {
pdata = &me->edit_btmesh->bm->pdata;
ldata = &me->edit_btmesh->bm->ldata;
fdata = NULL; /* No tessellated data in BMesh! */
}
else {
pdata = &me->pdata;
ldata = &me->ldata;
fdata = &me->fdata;
}
cdlp = &pdata->layers[poly_index];
cdlu = &ldata->layers[loop_index];
cdlf = fdata && do_tessface ? &fdata->layers[face_index] : NULL;
BLI_strncpy(cdlp->name, new_name, sizeof(cdlp->name));
CustomData_set_layer_unique_name(pdata, cdlp - pdata->layers);
/* Loop until we do have exactly the same name for all layers! */
for (i = 1; (strcmp(cdlp->name, cdlu->name) != 0 || (cdlf && strcmp(cdlp->name, cdlf->name) != 0)); i++) {
switch (i % step) {
case 0:
BLI_strncpy(cdlp->name, cdlu->name, sizeof(cdlp->name));
CustomData_set_layer_unique_name(pdata, cdlp - pdata->layers);
break;
case 1:
BLI_strncpy(cdlu->name, cdlp->name, sizeof(cdlu->name));
CustomData_set_layer_unique_name(ldata, cdlu - ldata->layers);
break;
case 2:
if (cdlf) {
BLI_strncpy(cdlf->name, cdlp->name, sizeof(cdlf->name));
CustomData_set_layer_unique_name(fdata, cdlf - fdata->layers);
}
break;
}
}
return true;
}
/**
* Duplicate of BM_mesh_cd_validate() for Mesh data.
*/
void BKE_mesh_cd_validate(Mesh *me)
{
int totlayer_mtex = CustomData_number_of_layers(&me->pdata, CD_MTEXPOLY);
int totlayer_uv = CustomData_number_of_layers(&me->ldata, CD_MLOOPUV);
int mtex_index = CustomData_get_layer_index(&me->pdata, CD_MTEXPOLY);
int uv_index = CustomData_get_layer_index(&me->ldata, CD_MLOOPUV);
int i;
if (LIKELY(totlayer_mtex == totlayer_uv)) {
/* pass */
}
else if (totlayer_mtex < totlayer_uv) {
do {
const char *from_name = me->ldata.layers[uv_index + totlayer_mtex].name;
CustomData_add_layer_named(&me->pdata, CD_MTEXPOLY, CD_DEFAULT, NULL, me->totpoly, from_name);
CustomData_set_layer_unique_name(&me->pdata, totlayer_mtex);
} while (totlayer_uv != ++totlayer_mtex);
mtex_index = CustomData_get_layer_index(&me->pdata, CD_MTEXPOLY);
}
else if (totlayer_uv < totlayer_mtex) {
do {
const char *from_name = me->pdata.layers[mtex_index + totlayer_uv].name;
CustomData_add_layer_named(&me->ldata, CD_MLOOPUV, CD_DEFAULT, NULL, me->totloop, from_name);
CustomData_set_layer_unique_name(&me->ldata, totlayer_uv);
} while (totlayer_mtex != ++totlayer_uv);
uv_index = CustomData_get_layer_index(&me->ldata, CD_MLOOPUV);
}
BLI_assert(totlayer_mtex == totlayer_uv);
/* Check uv/tex names match as well!!! */
for (i = 0; i < totlayer_mtex; i++, mtex_index++, uv_index++) {
const char *name_src = me->pdata.layers[mtex_index].name;
const char *name_dst = me->ldata.layers[uv_index].name;
if (!STREQ(name_src, name_dst)) {
BKE_mesh_uv_cdlayer_rename_index(me, mtex_index, uv_index, -1, name_src, false);
}
}
}