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diff --git a/tests/gtests/usd/abstract_hierarchy_iterator_test.cc b/tests/gtests/usd/abstract_hierarchy_iterator_test.cc
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-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * The Original Code is Copyright (C) 2019 Blender Foundation.
- * All rights reserved.
- */
-#include "IO_abstract_hierarchy_iterator.h"
-#include "blenloader/blendfile_loading_base_test.h"
-
-extern "C" {
-#include "BLI_math.h"
-#include "DEG_depsgraph.h"
-#include "DNA_object_types.h"
-}
-
-#include <map>
-#include <set>
-
-/* Mapping from ID.name to set of export hierarchy path. Duplicated objects can be exported
- * multiple times with different export paths, hence the set. */
-typedef std::map<std::string, std::set<std::string>> used_writers;
-
-using namespace blender::io;
-
-class TestHierarchyWriter : public AbstractHierarchyWriter {
- public:
- std::string writer_type;
- used_writers &writers_map;
-
- TestHierarchyWriter(const std::string &writer_type, used_writers &writers_map)
- : writer_type(writer_type), writers_map(writers_map)
- {
- }
-
- void write(HierarchyContext &context) override
- {
- const char *id_name = context.object->id.name;
- used_writers::mapped_type &writers = writers_map[id_name];
-
- if (writers.find(context.export_path) != writers.end()) {
- ADD_FAILURE() << "Unexpectedly found another " << writer_type << " writer for " << id_name
- << " to export to " << context.export_path;
- }
- writers.insert(context.export_path);
- }
-};
-
-void debug_print_writers(const char *label, const used_writers &writers_map)
-{
- printf("%s:\n", label);
- for (auto idname_writers : writers_map) {
- printf(" %s:\n", idname_writers.first.c_str());
- for (const std::string &export_path : idname_writers.second) {
- printf(" - %s\n", export_path.c_str());
- }
- }
-}
-
-class TestingHierarchyIterator : public AbstractHierarchyIterator {
- public: /* Public so that the test cases can directly inspect the created writers. */
- used_writers transform_writers;
- used_writers data_writers;
- used_writers hair_writers;
- used_writers particle_writers;
-
- public:
- explicit TestingHierarchyIterator(Depsgraph *depsgraph) : AbstractHierarchyIterator(depsgraph)
- {
- }
- virtual ~TestingHierarchyIterator()
- {
- }
-
- protected:
- AbstractHierarchyWriter *create_transform_writer(const HierarchyContext *context) override
- {
- return new TestHierarchyWriter("transform", transform_writers);
- }
- AbstractHierarchyWriter *create_data_writer(const HierarchyContext *context) override
- {
- return new TestHierarchyWriter("data", data_writers);
- }
- AbstractHierarchyWriter *create_hair_writer(const HierarchyContext *context) override
- {
- return new TestHierarchyWriter("hair", hair_writers);
- }
- AbstractHierarchyWriter *create_particle_writer(const HierarchyContext *context) override
- {
- return new TestHierarchyWriter("particle", particle_writers);
- }
-
- void delete_object_writer(AbstractHierarchyWriter *writer) override
- {
- delete writer;
- }
-};
-
-class USDHierarchyIteratorTest : public BlendfileLoadingBaseTest {
- protected:
- TestingHierarchyIterator *iterator;
-
- virtual void SetUp()
- {
- BlendfileLoadingBaseTest::SetUp();
- iterator = nullptr;
- }
-
- virtual void TearDown()
- {
- iterator_free();
- BlendfileLoadingBaseTest::TearDown();
- }
-
- /* Create a test iterator. */
- void iterator_create()
- {
- iterator = new TestingHierarchyIterator(depsgraph);
- }
- /* Free the test iterator if it is not nullptr. */
- void iterator_free()
- {
- if (iterator == nullptr) {
- return;
- }
- delete iterator;
- iterator = nullptr;
- }
-};
-
-TEST_F(USDHierarchyIteratorTest, ExportHierarchyTest)
-{
- /* Load the test blend file. */
- if (!blendfile_load("usd/usd_hierarchy_export_test.blend")) {
- return;
- }
- depsgraph_create(DAG_EVAL_RENDER);
- iterator_create();
-
- iterator->iterate_and_write();
-
- // Mapping from object name to set of export paths.
- used_writers expected_transforms = {
- {"OBCamera", {"/Camera"}},
- {"OBDupli1", {"/Dupli1"}},
- {"OBDupli2", {"/ParentOfDupli2/Dupli2"}},
- {"OBGEO_Ear_L",
- {"/Dupli1/GEO_Head-0/GEO_Ear_L-1",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_L",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_L-1"}},
- {"OBGEO_Ear_R",
- {"/Dupli1/GEO_Head-0/GEO_Ear_R-2",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_R",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_R-2"}},
- {"OBGEO_Head",
- {"/Dupli1/GEO_Head-0",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head",
- "/ParentOfDupli2/Dupli2/GEO_Head-0"}},
- {"OBGEO_Nose",
- {"/Dupli1/GEO_Head-0/GEO_Nose-3",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Nose",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Nose-3"}},
- {"OBGround plane", {"/Ground plane"}},
- {"OBOutsideDupliGrandParent", {"/Ground plane/OutsideDupliGrandParent"}},
- {"OBOutsideDupliParent", {"/Ground plane/OutsideDupliGrandParent/OutsideDupliParent"}},
- {"OBParentOfDupli2", {"/ParentOfDupli2"}}};
- EXPECT_EQ(expected_transforms, iterator->transform_writers);
-
- used_writers expected_data = {
- {"OBCamera", {"/Camera/Camera"}},
- {"OBGEO_Ear_L",
- {"/Dupli1/GEO_Head-0/GEO_Ear_L-1/Ear",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_L/Ear",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_L-1/Ear"}},
- {"OBGEO_Ear_R",
- {"/Dupli1/GEO_Head-0/GEO_Ear_R-2/Ear",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_R/Ear",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_R-2/Ear"}},
- {"OBGEO_Head",
- {"/Dupli1/GEO_Head-0/Face",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/Face",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/Face"}},
- {"OBGEO_Nose",
- {"/Dupli1/GEO_Head-0/GEO_Nose-3/Nose",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Nose/Nose",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Nose-3/Nose"}},
- {"OBGround plane", {"/Ground plane/Plane"}},
- {"OBParentOfDupli2", {"/ParentOfDupli2/Icosphere"}},
- };
-
- EXPECT_EQ(expected_data, iterator->data_writers);
-
- // The scene has no hair or particle systems.
- EXPECT_EQ(0, iterator->hair_writers.size());
- EXPECT_EQ(0, iterator->particle_writers.size());
-
- // On the second iteration, everything should be written as well.
- // This tests the default value of iterator->export_subset_.
- iterator->transform_writers.clear();
- iterator->data_writers.clear();
- iterator->iterate_and_write();
- EXPECT_EQ(expected_transforms, iterator->transform_writers);
- EXPECT_EQ(expected_data, iterator->data_writers);
-}
-
-TEST_F(USDHierarchyIteratorTest, ExportSubsetTest)
-{
- // The scene has no hair or particle systems, and this is already covered by ExportHierarchyTest,
- // so not included here. Update this test when hair & particle systems are included.
-
- /* Load the test blend file. */
- if (!blendfile_load("usd/usd_hierarchy_export_test.blend")) {
- return;
- }
- depsgraph_create(DAG_EVAL_RENDER);
- iterator_create();
-
- // Mapping from object name to set of export paths.
- used_writers expected_transforms = {
- {"OBCamera", {"/Camera"}},
- {"OBDupli1", {"/Dupli1"}},
- {"OBDupli2", {"/ParentOfDupli2/Dupli2"}},
- {"OBGEO_Ear_L",
- {"/Dupli1/GEO_Head-0/GEO_Ear_L-1",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_L",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_L-1"}},
- {"OBGEO_Ear_R",
- {"/Dupli1/GEO_Head-0/GEO_Ear_R-2",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_R",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_R-2"}},
- {"OBGEO_Head",
- {"/Dupli1/GEO_Head-0",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head",
- "/ParentOfDupli2/Dupli2/GEO_Head-0"}},
- {"OBGEO_Nose",
- {"/Dupli1/GEO_Head-0/GEO_Nose-3",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Nose",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Nose-3"}},
- {"OBGround plane", {"/Ground plane"}},
- {"OBOutsideDupliGrandParent", {"/Ground plane/OutsideDupliGrandParent"}},
- {"OBOutsideDupliParent", {"/Ground plane/OutsideDupliGrandParent/OutsideDupliParent"}},
- {"OBParentOfDupli2", {"/ParentOfDupli2"}}};
-
- used_writers expected_data = {
- {"OBCamera", {"/Camera/Camera"}},
- {"OBGEO_Ear_L",
- {"/Dupli1/GEO_Head-0/GEO_Ear_L-1/Ear",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_L/Ear",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_L-1/Ear"}},
- {"OBGEO_Ear_R",
- {"/Dupli1/GEO_Head-0/GEO_Ear_R-2/Ear",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Ear_R/Ear",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Ear_R-2/Ear"}},
- {"OBGEO_Head",
- {"/Dupli1/GEO_Head-0/Face",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/Face",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/Face"}},
- {"OBGEO_Nose",
- {"/Dupli1/GEO_Head-0/GEO_Nose-3/Nose",
- "/Ground plane/OutsideDupliGrandParent/OutsideDupliParent/GEO_Head/GEO_Nose/Nose",
- "/ParentOfDupli2/Dupli2/GEO_Head-0/GEO_Nose-3/Nose"}},
- {"OBGround plane", {"/Ground plane/Plane"}},
- {"OBParentOfDupli2", {"/ParentOfDupli2/Icosphere"}},
- };
-
- // Even when only asking an export of transforms, on the first frame everything should be
- // exported.
- {
- ExportSubset export_subset = {0};
- export_subset.transforms = true;
- export_subset.shapes = false;
- iterator->set_export_subset(export_subset);
- }
- iterator->iterate_and_write();
- EXPECT_EQ(expected_transforms, iterator->transform_writers);
- EXPECT_EQ(expected_data, iterator->data_writers);
-
- // Clear data to prepare for the next iteration.
- iterator->transform_writers.clear();
- iterator->data_writers.clear();
-
- // Second iteration, should only write transforms now.
- iterator->iterate_and_write();
- EXPECT_EQ(expected_transforms, iterator->transform_writers);
- EXPECT_EQ(0, iterator->data_writers.size());
-
- // Clear data to prepare for the next iteration.
- iterator->transform_writers.clear();
- iterator->data_writers.clear();
-
- // Third iteration, should only write data now.
- {
- ExportSubset export_subset = {0};
- export_subset.transforms = false;
- export_subset.shapes = true;
- iterator->set_export_subset(export_subset);
- }
- iterator->iterate_and_write();
- EXPECT_EQ(0, iterator->transform_writers.size());
- EXPECT_EQ(expected_data, iterator->data_writers);
-
- // Clear data to prepare for the next iteration.
- iterator->transform_writers.clear();
- iterator->data_writers.clear();
-
- // Fourth iteration, should export everything now.
- {
- ExportSubset export_subset = {0};
- export_subset.transforms = true;
- export_subset.shapes = true;
- iterator->set_export_subset(export_subset);
- }
- iterator->iterate_and_write();
- EXPECT_EQ(expected_transforms, iterator->transform_writers);
- EXPECT_EQ(expected_data, iterator->data_writers);
-}
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