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///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2012-2018 DreamWorks Animation LLC
//
// All rights reserved. This software is distributed under the
// Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
//
// Redistributions of source code must retain the above copyright
// and license notice and the following restrictions and disclaimer.
//
// * Neither the name of DreamWorks Animation nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// IN NO EVENT SHALL THE COPYRIGHT HOLDERS' AND CONTRIBUTORS' AGGREGATE
// LIABILITY FOR ALL CLAIMS REGARDLESS OF THEIR BASIS EXCEED US$250.00.
//
///////////////////////////////////////////////////////////////////////////
#include <cppunit/extensions/HelperMacros.h>
#include <openvdb/points/AttributeArrayString.h>
#include <openvdb/points/PointAttribute.h>
#include <openvdb/points/PointConversion.h>
#include <vector>
using namespace openvdb;
using namespace openvdb::points;
class TestPointAttribute: public CppUnit::TestCase
{
public:
void setUp() override { openvdb::initialize(); }
void tearDown() override { openvdb::uninitialize(); }
CPPUNIT_TEST_SUITE(TestPointAttribute);
CPPUNIT_TEST(testAppendDrop);
CPPUNIT_TEST(testRename);
CPPUNIT_TEST(testBloscCompress);
CPPUNIT_TEST_SUITE_END();
void testAppendDrop();
void testRename();
void testBloscCompress();
}; // class TestPointAttribute
CPPUNIT_TEST_SUITE_REGISTRATION(TestPointAttribute);
////////////////////////////////////////
void
TestPointAttribute::testAppendDrop()
{
using AttributeI = TypedAttributeArray<int>;
std::vector<Vec3s> positions{{1, 1, 1}, {1, 10, 1}, {10, 1, 1}, {10, 10, 1}};
const float voxelSize(1.0);
math::Transform::Ptr transform(math::Transform::createLinearTransform(voxelSize));
PointDataGrid::Ptr grid = createPointDataGrid<NullCodec, PointDataGrid>(positions, *transform);
PointDataTree& tree = grid->tree();
// check one leaf per point
CPPUNIT_ASSERT_EQUAL(tree.leafCount(), Index32(4));
// retrieve first and last leaf attribute sets
auto leafIter = tree.cbeginLeaf();
const AttributeSet& attributeSet = leafIter->attributeSet();
++leafIter;
++leafIter;
++leafIter;
const AttributeSet& attributeSet4 = leafIter->attributeSet();
// check just one attribute exists (position)
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(1));
{ // append an attribute, different initial values and collapse
appendAttribute<int>(tree, "id");
CPPUNIT_ASSERT(tree.beginLeaf()->hasAttribute("id"));
AttributeArray& array = tree.beginLeaf()->attributeArray("id");
CPPUNIT_ASSERT(array.isUniform());
CPPUNIT_ASSERT_EQUAL(AttributeI::cast(array).get(0), zeroVal<AttributeI::ValueType>());
dropAttribute(tree, "id");
appendAttribute<int>(tree, "id", 10, /*stride*/1);
CPPUNIT_ASSERT(tree.beginLeaf()->hasAttribute("id"));
AttributeArray& array2 = tree.beginLeaf()->attributeArray("id");
CPPUNIT_ASSERT(array2.isUniform());
CPPUNIT_ASSERT_EQUAL(AttributeI::cast(array2).get(0), AttributeI::ValueType(10));
array2.expand();
CPPUNIT_ASSERT(!array2.isUniform());
collapseAttribute<int>(tree, "id", 50);
AttributeArray& array3 = tree.beginLeaf()->attributeArray("id");
CPPUNIT_ASSERT(array3.isUniform());
CPPUNIT_ASSERT_EQUAL(AttributeI::cast(array3).get(0), AttributeI::ValueType(50));
dropAttribute(tree, "id");
appendAttribute<Name>(tree, "name", "test");
AttributeArray& array4 = tree.beginLeaf()->attributeArray("name");
CPPUNIT_ASSERT(array4.isUniform());
StringAttributeHandle handle(array4, attributeSet.descriptor().getMetadata());
CPPUNIT_ASSERT_EQUAL(handle.get(0), Name("test"));
dropAttribute(tree, "name");
}
{ // append a strided attribute
appendAttribute<int>(tree, "id", 0, /*stride=*/1);
AttributeArray& array = tree.beginLeaf()->attributeArray("id");
CPPUNIT_ASSERT_EQUAL(array.stride(), Index(1));
dropAttribute(tree, "id");
appendAttribute<int>(tree, "id", 0, /*stride=*/10);
CPPUNIT_ASSERT(tree.beginLeaf()->hasAttribute("id"));
AttributeArray& array2 = tree.beginLeaf()->attributeArray("id");
CPPUNIT_ASSERT_EQUAL(array2.stride(), Index(10));
dropAttribute(tree, "id");
}
{ // append an attribute, check descriptors are as expected, default value test
appendAttribute<int>(tree, "id",
/*uniformValue*/0,
/*stride=*/1,
/*constantStride=*/true,
/*defaultValue*/TypedMetadata<int>(10).copy(),
/*hidden=*/false, /*transient=*/false);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(2));
CPPUNIT_ASSERT(attributeSet.descriptor() == attributeSet4.descriptor());
CPPUNIT_ASSERT(&attributeSet.descriptor() == &attributeSet4.descriptor());
CPPUNIT_ASSERT(attributeSet.descriptor().getMetadata()["default:id"]);
}
{ // append three attributes, check ordering is consistent with insertion
appendAttribute<float>(tree, "test3");
appendAttribute<float>(tree, "test1");
appendAttribute<float>(tree, "test2");
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(5));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("id"), size_t(1));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test3"), size_t(2));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test1"), size_t(3));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test2"), size_t(4));
}
{ // drop an attribute by index, check ordering remains consistent
std::vector<size_t> indices{2};
dropAttributes(tree, indices);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(4));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("id"), size_t(1));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test1"), size_t(2));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test2"), size_t(3));
}
{ // drop attributes by index, check ordering remains consistent
std::vector<size_t> indices{1, 3};
dropAttributes(tree, indices);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(2));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test1"), size_t(1));
}
{ // drop last non-position attribute
std::vector<size_t> indices{1};
dropAttributes(tree, indices);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(1));
}
{ // attempt (and fail) to drop position
std::vector<size_t> indices{0};
CPPUNIT_ASSERT_THROW(dropAttributes(tree, indices), openvdb::KeyError);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(1));
CPPUNIT_ASSERT(attributeSet.descriptor().find("P") != AttributeSet::INVALID_POS);
}
{ // add back previous attributes
appendAttribute<int>(tree, "id");
appendAttribute<float>(tree, "test3");
appendAttribute<float>(tree, "test1");
appendAttribute<float>(tree, "test2");
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(5));
}
{ // attempt (and fail) to drop non-existing attribute
std::vector<Name> names{"test1000"};
CPPUNIT_ASSERT_THROW(dropAttributes(tree, names), openvdb::KeyError);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(5));
}
{ // drop by name
std::vector<Name> names{"test1", "test2"};
dropAttributes(tree, names);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(3));
CPPUNIT_ASSERT(attributeSet.descriptor() == attributeSet4.descriptor());
CPPUNIT_ASSERT(&attributeSet.descriptor() == &attributeSet4.descriptor());
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("id"), size_t(1));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("test3"), size_t(2));
}
{ // attempt (and fail) to drop position
std::vector<Name> names{"P"};
CPPUNIT_ASSERT_THROW(dropAttributes(tree, names), openvdb::KeyError);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(3));
CPPUNIT_ASSERT(attributeSet.descriptor().find("P") != AttributeSet::INVALID_POS);
}
{ // drop one attribute by name
dropAttribute(tree, "test3");
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(2));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("id"), size_t(1));
}
{ // drop one attribute by id
dropAttribute(tree, 1);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(1));
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().find("P"), size_t(0));
}
{ // attempt to add an attribute with a name that already exists
appendAttribute<float>(tree, "test3");
CPPUNIT_ASSERT_THROW(appendAttribute<float>(tree, "test3"), openvdb::KeyError);
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(2));
}
{ // attempt to add an attribute with an unregistered type (Vec2R)
CPPUNIT_ASSERT_THROW(appendAttribute<Vec2R>(tree, "unregistered"), openvdb::KeyError);
}
{ // append attributes marked as hidden, transient, group and string
appendAttribute<float>(tree, "testHidden", 0,
/*stride=*/1, /*constantStride=*/true, Metadata::Ptr(), true, false);
appendAttribute<float>(tree, "testTransient", 0,
/*stride=*/1, /*constantStride=*/true, Metadata::Ptr(), false, true);
appendAttribute<Name>(tree, "testString", "",
/*stride=*/1, /*constantStride=*/true, Metadata::Ptr(), false, false);
const AttributeArray& arrayHidden = leafIter->attributeArray("testHidden");
const AttributeArray& arrayTransient = leafIter->attributeArray("testTransient");
const AttributeArray& arrayString = leafIter->attributeArray("testString");
CPPUNIT_ASSERT(arrayHidden.isHidden());
CPPUNIT_ASSERT(!arrayTransient.isHidden());
CPPUNIT_ASSERT(!arrayHidden.isTransient());
CPPUNIT_ASSERT(arrayTransient.isTransient());
CPPUNIT_ASSERT(!arrayString.isTransient());
CPPUNIT_ASSERT(!isGroup(arrayHidden));
CPPUNIT_ASSERT(!isGroup(arrayTransient));
CPPUNIT_ASSERT(!isGroup(arrayString));
CPPUNIT_ASSERT(!isString(arrayHidden));
CPPUNIT_ASSERT(!isString(arrayTransient));
CPPUNIT_ASSERT(isString(arrayString));
}
{ // collapsing non-existing attribute throws exception
CPPUNIT_ASSERT_THROW(collapseAttribute<int>(tree, "unknown", 0), openvdb::KeyError);
CPPUNIT_ASSERT_THROW(collapseAttribute<Name>(tree, "unknown", "unknown"), openvdb::KeyError);
}
}
void
TestPointAttribute::testRename()
{
std::vector<Vec3s> positions{{1, 1, 1}, {1, 10, 1}, {10, 1, 1}, {10, 10, 1}};
const float voxelSize(1.0);
math::Transform::Ptr transform(math::Transform::createLinearTransform(voxelSize));
PointDataGrid::Ptr grid = createPointDataGrid<NullCodec, PointDataGrid>(positions, *transform);
PointDataTree& tree = grid->tree();
// check one leaf per point
CPPUNIT_ASSERT_EQUAL(tree.leafCount(), Index32(4));
const openvdb::TypedMetadata<float> defaultValue(5.0f);
appendAttribute<float>(tree, "test1", 0,
/*stride=*/1, /*constantStride=*/true, defaultValue.copy());
appendAttribute<int>(tree, "id");
appendAttribute<float>(tree, "test2");
// retrieve first and last leaf attribute sets
auto leafIter = tree.cbeginLeaf();
const AttributeSet& attributeSet = leafIter->attributeSet();
++leafIter;
const AttributeSet& attributeSet4 = leafIter->attributeSet();
{ // rename one attribute
renameAttribute(tree, "test1", "test1renamed");
CPPUNIT_ASSERT_EQUAL(attributeSet.descriptor().size(), size_t(4));
CPPUNIT_ASSERT(attributeSet.descriptor().find("test1") == AttributeSet::INVALID_POS);
CPPUNIT_ASSERT(attributeSet.descriptor().find("test1renamed") != AttributeSet::INVALID_POS);
CPPUNIT_ASSERT_EQUAL(attributeSet4.descriptor().size(), size_t(4));
CPPUNIT_ASSERT(attributeSet4.descriptor().find("test1") == AttributeSet::INVALID_POS);
CPPUNIT_ASSERT(attributeSet4.descriptor().find("test1renamed") != AttributeSet::INVALID_POS);
renameAttribute(tree, "test1renamed", "test1");
}
{ // rename non-existing, matching and existing attributes
CPPUNIT_ASSERT_THROW(renameAttribute(tree, "nonexist", "newname"), openvdb::KeyError);
CPPUNIT_ASSERT_THROW(renameAttribute(tree, "test1", "test1"), openvdb::KeyError);
CPPUNIT_ASSERT_THROW(renameAttribute(tree, "test2", "test1"), openvdb::KeyError);
}
{ // rename multiple attributes
std::vector<Name> oldNames{"test1", "test2"};
std::vector<Name> newNames{"test1renamed"};
CPPUNIT_ASSERT_THROW(renameAttributes(tree, oldNames, newNames), openvdb::ValueError);
newNames.push_back("test2renamed");
renameAttributes(tree, oldNames, newNames);
renameAttribute(tree, "test1renamed", "test1");
renameAttribute(tree, "test2renamed", "test2");
}
{ // rename an attribute with a default value
CPPUNIT_ASSERT(attributeSet.descriptor().hasDefaultValue("test1"));
renameAttribute(tree, "test1", "test1renamed");
CPPUNIT_ASSERT(attributeSet.descriptor().hasDefaultValue("test1renamed"));
}
}
void
TestPointAttribute::testBloscCompress()
{
std::vector<Vec3s> positions;
for (float i = 1.f; i < 6.f; i += 0.1f) {
positions.emplace_back(1, i, 1);
positions.emplace_back(1, 1, i);
positions.emplace_back(10, i, 1);
positions.emplace_back(10, 1, i);
}
const float voxelSize(1.0);
math::Transform::Ptr transform(math::Transform::createLinearTransform(voxelSize));
PointDataGrid::Ptr grid = createPointDataGrid<NullCodec, PointDataGrid>(positions, *transform);
PointDataTree& tree = grid->tree();
// check two leaves
CPPUNIT_ASSERT_EQUAL(tree.leafCount(), Index32(2));
// retrieve first and last leaf attribute sets
auto leafIter = tree.beginLeaf();
auto leafIter2 = ++tree.beginLeaf();
{ // append an attribute, check descriptors are as expected
appendAttribute<int>(tree, "compact");
appendAttribute<int>(tree, "id");
appendAttribute<int>(tree, "id2");
}
using AttributeHandleRWI = AttributeWriteHandle<int>;
{ // set some id values (leaf 1)
AttributeHandleRWI handleCompact(leafIter->attributeArray("compact"));
AttributeHandleRWI handleId(leafIter->attributeArray("id"));
AttributeHandleRWI handleId2(leafIter->attributeArray("id2"));
const int size = leafIter->attributeArray("id").size();
CPPUNIT_ASSERT_EQUAL(size, 102);
for (int i = 0; i < size; i++) {
handleCompact.set(i, 5);
handleId.set(i, i);
handleId2.set(i, i);
}
}
{ // set some id values (leaf 2)
AttributeHandleRWI handleCompact(leafIter2->attributeArray("compact"));
AttributeHandleRWI handleId(leafIter2->attributeArray("id"));
AttributeHandleRWI handleId2(leafIter2->attributeArray("id2"));
const int size = leafIter2->attributeArray("id").size();
CPPUNIT_ASSERT_EQUAL(size, 102);
for (int i = 0; i < size; i++) {
handleCompact.set(i, 10);
handleId.set(i, i);
handleId2.set(i, i);
}
}
compactAttributes(tree);
CPPUNIT_ASSERT(leafIter->attributeArray("compact").isUniform());
CPPUNIT_ASSERT(leafIter2->attributeArray("compact").isUniform());
bloscCompressAttribute(tree, "id");
#ifdef OPENVDB_USE_BLOSC
CPPUNIT_ASSERT(leafIter->attributeArray("id").isCompressed());
CPPUNIT_ASSERT(!leafIter->attributeArray("id2").isCompressed());
CPPUNIT_ASSERT(leafIter2->attributeArray("id").isCompressed());
CPPUNIT_ASSERT(!leafIter2->attributeArray("id2").isCompressed());
CPPUNIT_ASSERT(
leafIter->attributeArray("id").memUsage() < leafIter->attributeArray("id2").memUsage());
#endif
}
// Copyright (c) 2012-2018 DreamWorks Animation LLC
// All rights reserved. This software is distributed under the
// Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
|
