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Fix part of T62720: crash loading alembic mesh that has no vertices.

This commit is contained in:
Brecht Van Lommel 2019-04-04 14:26:47 +02:00
parent af3f4f29e4
commit 12fe0b79ce
2 changed files with 10 additions and 4 deletions
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10
source/blender/alembic/intern/abc_mesh.cc
View File

@ -1019,7 +1019,7 @@ CDStreamConfig get_config(Mesh *mesh)
{
CDStreamConfig config;
BLI_assert(mesh->mvert);
BLI_assert(mesh->mvert || mesh->totvert == 0);
config.user_data = mesh;
config.mvert = mesh->mvert;
@ -1059,7 +1059,9 @@ void AbcMeshReader::readObjectData(Main *bmain, const Alembic::Abc::ISampleSelec
m_object->data = mesh;
Mesh *read_mesh = this->read_mesh(mesh, sample_sel, MOD_MESHSEQ_READ_ALL, NULL);
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
if (read_mesh != mesh) {
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
}
if (m_settings->validate_meshes) {
BKE_mesh_validate(mesh, false, false);
@ -1342,7 +1344,9 @@ void AbcSubDReader::readObjectData(Main *bmain, const Alembic::Abc::ISampleSelec
m_object->data = mesh;
Mesh *read_mesh = this->read_mesh(mesh, sample_sel, MOD_MESHSEQ_READ_ALL, NULL);
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
if (read_mesh != mesh) {
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
}
ISubDSchema::Sample sample;
try {

4
source/blender/alembic/intern/abc_points.cc
View File

@ -174,7 +174,9 @@ void AbcPointsReader::readObjectData(Main *bmain, const Alembic::Abc::ISampleSel
Mesh *mesh = BKE_mesh_add(bmain, m_data_name.c_str());
Mesh *read_mesh = this->read_mesh(mesh, sample_sel, 0, NULL);
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
if (read_mesh != mesh) {
BKE_mesh_nomain_to_mesh(read_mesh, mesh, m_object, &CD_MASK_MESH, true);
}
if (m_settings->validate_meshes) {
BKE_mesh_validate(mesh, false, false);