static DMDrawOption draw_em_tf_mapped__set_draw(void *userData, int index)
{
drawEMTFMapped_userData *data = userData;
BMEditMesh *em = data->em;
BMFace *efa;
if (UNLIKELY(index >= em->bm->totface))
return DM_DRAW_OPTION_NORMAL;
efa = EDBM_face_at_index(em, index);
if (BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) {
return DM_DRAW_OPTION_SKIP;
}
else {
MTFace mtf = {{{0}}};
int matnr = efa->mat_nr;
if (data->has_mtface) {
MTexPoly *tpoly = CustomData_bmesh_get(&em->bm->pdata, efa->head.data, CD_MTEXPOLY);
ME_MTEXFACE_CPY(&mtf, tpoly);
}
return draw_tface__set_draw_legacy(data->has_mtface ? &mtf : NULL,
data->has_mcol, matnr);
}
}
static int tex_mat_set_face_editmesh_cb(void *userData, int index)
{
/* editmode face hiding */
TexMatCallback *data = (TexMatCallback *)userData;
Mesh *me = (Mesh *)data->me;
BMFace *efa = EDBM_face_at_index(me->edit_btmesh, index);
return !BM_elem_flag_test(efa, BM_ELEM_HIDDEN);
}
static void mesh_foreachScreenFace__mapFunc(void *userData, int index, const float cent[3], const float UNUSED(no[3]))
{
foreachScreenFace_userData *data = userData;
BMFace *efa = EDBM_face_at_index(data->vc.em, index);
if (!BM_elem_flag_test(efa, BM_ELEM_HIDDEN)) {
float screen_co[2];
if (ED_view3d_project_float_object(data->vc.ar, cent, screen_co, data->clip_flag) == V3D_PROJ_RET_OK) {
data->func(data->userData, efa, screen_co, index);
}
}
}
static int tex_mat_set_face_editmesh_cb(void *userData, int index)
{
/* editmode face hiding */
TexMatCallback *data = (TexMatCallback *)userData;
Mesh *me = (Mesh *)data->me;
BMEditMesh *em = me->edit_btmesh;
BMFace *efa;
if (UNLIKELY(index >= em->bm->totface))
return DM_DRAW_OPTION_NORMAL;
efa = EDBM_face_at_index(em, index);
return !BM_elem_flag_test(efa, BM_ELEM_HIDDEN);
}
