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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/AttributeArray.h>
#include <openvdb/points/AttributeGroup.h>
#include <openvdb/points/IndexIterator.h>
#include <openvdb/points/IndexFilter.h>
#include <openvdb/openvdb.h>
#include <iostream>
#include <sstream>
using namespace openvdb;
using namespace openvdb::points;
class TestAttributeGroup: public CppUnit::TestCase
{
public:
virtual void setUp() { openvdb::initialize(); }
virtual void tearDown() { openvdb::uninitialize(); }
CPPUNIT_TEST_SUITE(TestAttributeGroup);
CPPUNIT_TEST(testAttributeGroup);
CPPUNIT_TEST(testAttributeGroupHandle);
CPPUNIT_TEST(testAttributeGroupFilter);
CPPUNIT_TEST_SUITE_END();
void testAttributeGroup();
void testAttributeGroupHandle();
void testAttributeGroupFilter();
}; // class TestAttributeGroup
CPPUNIT_TEST_SUITE_REGISTRATION(TestAttributeGroup);
////////////////////////////////////////
namespace {
bool
matchingNamePairs(const openvdb::NamePair& lhs,
const openvdb::NamePair& rhs)
{
if (lhs.first != rhs.first) return false;
if (lhs.second != rhs.second) return false;
return true;
}
} // namespace
////////////////////////////////////////
void
TestAttributeGroup::testAttributeGroup()
{
{ // Typed class API
const size_t count = 50;
GroupAttributeArray attr(count);
CPPUNIT_ASSERT(!attr.isTransient());
CPPUNIT_ASSERT(!attr.isHidden());
CPPUNIT_ASSERT(isGroup(attr));
attr.setTransient(true);
CPPUNIT_ASSERT(attr.isTransient());
CPPUNIT_ASSERT(!attr.isHidden());
CPPUNIT_ASSERT(isGroup(attr));
attr.setHidden(true);
CPPUNIT_ASSERT(attr.isTransient());
CPPUNIT_ASSERT(attr.isHidden());
CPPUNIT_ASSERT(isGroup(attr));
attr.setTransient(false);
CPPUNIT_ASSERT(!attr.isTransient());
CPPUNIT_ASSERT(attr.isHidden());
CPPUNIT_ASSERT(isGroup(attr));
GroupAttributeArray attrB(attr);
CPPUNIT_ASSERT(matchingNamePairs(attr.type(), attrB.type()));
CPPUNIT_ASSERT_EQUAL(attr.size(), attrB.size());
CPPUNIT_ASSERT_EQUAL(attr.memUsage(), attrB.memUsage());
CPPUNIT_ASSERT_EQUAL(attr.isUniform(), attrB.isUniform());
CPPUNIT_ASSERT_EQUAL(attr.isTransient(), attrB.isTransient());
CPPUNIT_ASSERT_EQUAL(attr.isHidden(), attrB.isHidden());
CPPUNIT_ASSERT_EQUAL(isGroup(attr), isGroup(attrB));
}
{ // casting
TypedAttributeArray<float> floatAttr(4);
AttributeArray& floatArray = floatAttr;
const AttributeArray& constFloatArray = floatAttr;
CPPUNIT_ASSERT_THROW(GroupAttributeArray::cast(floatArray), TypeError);
CPPUNIT_ASSERT_THROW(GroupAttributeArray::cast(constFloatArray), TypeError);
GroupAttributeArray groupAttr(4);
AttributeArray& groupArray = groupAttr;
const AttributeArray& constGroupArray = groupAttr;
CPPUNIT_ASSERT_NO_THROW(GroupAttributeArray::cast(groupArray));
CPPUNIT_ASSERT_NO_THROW(GroupAttributeArray::cast(constGroupArray));
}
{ // IO
const size_t count = 50;
GroupAttributeArray attrA(count);
for (unsigned i = 0; i < unsigned(count); ++i) {
attrA.set(i, int(i));
}
attrA.setHidden(true);
std::ostringstream ostr(std::ios_base::binary);
attrA.write(ostr);
GroupAttributeArray attrB;
std::istringstream istr(ostr.str(), std::ios_base::binary);
attrB.read(istr);
CPPUNIT_ASSERT(matchingNamePairs(attrA.type(), attrB.type()));
CPPUNIT_ASSERT_EQUAL(attrA.size(), attrB.size());
CPPUNIT_ASSERT_EQUAL(attrA.memUsage(), attrB.memUsage());
CPPUNIT_ASSERT_EQUAL(attrA.isUniform(), attrB.isUniform());
CPPUNIT_ASSERT_EQUAL(attrA.isTransient(), attrB.isTransient());
CPPUNIT_ASSERT_EQUAL(attrA.isHidden(), attrB.isHidden());
CPPUNIT_ASSERT_EQUAL(isGroup(attrA), isGroup(attrB));
for (unsigned i = 0; i < unsigned(count); ++i) {
CPPUNIT_ASSERT_EQUAL(attrA.get(i), attrB.get(i));
}
}
}
void
TestAttributeGroup::testAttributeGroupHandle()
{
GroupAttributeArray attr(4);
GroupHandle handle(attr, 3);
CPPUNIT_ASSERT_EQUAL(handle.size(), Index(4));
CPPUNIT_ASSERT_EQUAL(handle.size(), attr.size());
// construct bitmasks
const GroupType bitmask3 = GroupType(1) << 3;
const GroupType bitmask6 = GroupType(1) << 6;
const GroupType bitmask36 = GroupType(1) << 3 | GroupType(1) << 6;
// enable attribute 1,2,3 for group permutations of 3 and 6
attr.set(0, 0);
attr.set(1, bitmask3);
attr.set(2, bitmask6);
attr.set(3, bitmask36);
CPPUNIT_ASSERT(attr.get(2) != bitmask36);
CPPUNIT_ASSERT_EQUAL(attr.get(3), bitmask36);
{ // group 3 valid for attributes 1 and 3 (using specific offset)
GroupHandle handle3(attr, 3);
CPPUNIT_ASSERT(!handle3.get(0));
CPPUNIT_ASSERT(handle3.get(1));
CPPUNIT_ASSERT(!handle3.get(2));
CPPUNIT_ASSERT(handle3.get(3));
}
{ // test group 3 valid for attributes 1 and 3 (unsafe access)
GroupHandle handle3(attr, 3);
CPPUNIT_ASSERT(!handle3.getUnsafe(0));
CPPUNIT_ASSERT(handle3.getUnsafe(1));
CPPUNIT_ASSERT(!handle3.getUnsafe(2));
CPPUNIT_ASSERT(handle3.getUnsafe(3));
}
{ // group 6 valid for attributes 2 and 3 (using specific offset)
GroupHandle handle6(attr, 6);
CPPUNIT_ASSERT(!handle6.get(0));
CPPUNIT_ASSERT(!handle6.get(1));
CPPUNIT_ASSERT(handle6.get(2));
CPPUNIT_ASSERT(handle6.get(3));
}
{ // groups 3 and 6 only valid for attribute 3 (using bitmask)
GroupHandle handle36(attr, bitmask36, GroupHandle::BitMask());
CPPUNIT_ASSERT(!handle36.get(0));
CPPUNIT_ASSERT(!handle36.get(1));
CPPUNIT_ASSERT(!handle36.get(2));
CPPUNIT_ASSERT(handle36.get(3));
}
// clear the array
attr.fill(0);
CPPUNIT_ASSERT_EQUAL(attr.get(1), GroupType(0));
// write handles
GroupWriteHandle writeHandle3(attr, 3);
GroupWriteHandle writeHandle6(attr, 6);
// test collapse
CPPUNIT_ASSERT_EQUAL(writeHandle3.get(1), false);
CPPUNIT_ASSERT_EQUAL(writeHandle6.get(1), false);
CPPUNIT_ASSERT(writeHandle6.compact());
CPPUNIT_ASSERT(writeHandle6.isUniform());
attr.expand();
CPPUNIT_ASSERT(!writeHandle6.isUniform());
CPPUNIT_ASSERT(writeHandle3.collapse(true));
CPPUNIT_ASSERT(attr.isUniform());
CPPUNIT_ASSERT(writeHandle3.isUniform());
CPPUNIT_ASSERT(writeHandle6.isUniform());
CPPUNIT_ASSERT_EQUAL(writeHandle3.get(1), true);
CPPUNIT_ASSERT_EQUAL(writeHandle6.get(1), false);
CPPUNIT_ASSERT(writeHandle3.collapse(false));
CPPUNIT_ASSERT(writeHandle3.isUniform());
CPPUNIT_ASSERT_EQUAL(writeHandle3.get(1), false);
attr.fill(0);
writeHandle3.set(1, true);
CPPUNIT_ASSERT(!attr.isUniform());
CPPUNIT_ASSERT(!writeHandle3.isUniform());
CPPUNIT_ASSERT(!writeHandle6.isUniform());
CPPUNIT_ASSERT(!writeHandle3.collapse(true));
CPPUNIT_ASSERT(!attr.isUniform());
CPPUNIT_ASSERT(!writeHandle3.isUniform());
CPPUNIT_ASSERT(!writeHandle6.isUniform());
CPPUNIT_ASSERT_EQUAL(writeHandle3.get(1), true);
CPPUNIT_ASSERT_EQUAL(writeHandle6.get(1), false);
writeHandle6.set(2, true);
CPPUNIT_ASSERT(!writeHandle3.collapse(false));
CPPUNIT_ASSERT(!writeHandle3.isUniform());
attr.fill(0);
writeHandle3.set(1, true);
writeHandle6.set(2, true);
writeHandle3.set(3, true);
writeHandle6.set(3, true);
{ // group 3 valid for attributes 1 and 3 (using specific offset)
GroupHandle handle3(attr, 3);
CPPUNIT_ASSERT(!handle3.get(0));
CPPUNIT_ASSERT(handle3.get(1));
CPPUNIT_ASSERT(!handle3.get(2));
CPPUNIT_ASSERT(handle3.get(3));
CPPUNIT_ASSERT(!writeHandle3.get(0));
CPPUNIT_ASSERT(writeHandle3.get(1));
CPPUNIT_ASSERT(!writeHandle3.get(2));
CPPUNIT_ASSERT(writeHandle3.get(3));
}
{ // group 6 valid for attributes 2 and 3 (using specific offset)
GroupHandle handle6(attr, 6);
CPPUNIT_ASSERT(!handle6.get(0));
CPPUNIT_ASSERT(!handle6.get(1));
CPPUNIT_ASSERT(handle6.get(2));
CPPUNIT_ASSERT(handle6.get(3));
CPPUNIT_ASSERT(!writeHandle6.get(0));
CPPUNIT_ASSERT(!writeHandle6.get(1));
CPPUNIT_ASSERT(writeHandle6.get(2));
CPPUNIT_ASSERT(writeHandle6.get(3));
}
writeHandle3.set(3, false);
{ // group 3 valid for attributes 1 and 3 (using specific offset)
GroupHandle handle3(attr, 3);
CPPUNIT_ASSERT(!handle3.get(0));
CPPUNIT_ASSERT(handle3.get(1));
CPPUNIT_ASSERT(!handle3.get(2));
CPPUNIT_ASSERT(!handle3.get(3));
CPPUNIT_ASSERT(!writeHandle3.get(0));
CPPUNIT_ASSERT(writeHandle3.get(1));
CPPUNIT_ASSERT(!writeHandle3.get(2));
CPPUNIT_ASSERT(!writeHandle3.get(3));
}
{ // group 6 valid for attributes 2 and 3 (using specific offset)
GroupHandle handle6(attr, 6);
CPPUNIT_ASSERT(!handle6.get(0));
CPPUNIT_ASSERT(!handle6.get(1));
CPPUNIT_ASSERT(handle6.get(2));
CPPUNIT_ASSERT(handle6.get(3));
CPPUNIT_ASSERT(!writeHandle6.get(0));
CPPUNIT_ASSERT(!writeHandle6.get(1));
CPPUNIT_ASSERT(writeHandle6.get(2));
CPPUNIT_ASSERT(writeHandle6.get(3));
}
}
class GroupNotFilter
{
public:
explicit GroupNotFilter(const AttributeSet::Descriptor::GroupIndex& index)
: mFilter(index) { }
inline bool initialized() const { return mFilter.initialized(); }
template <typename LeafT>
void reset(const LeafT& leaf) {
mFilter.reset(leaf);
}
template <typename IterT>
bool valid(const IterT& iter) const {
return !mFilter.valid(iter);
}
private:
GroupFilter mFilter;
}; // class GroupNotFilter
struct HandleWrapper
{
HandleWrapper(const GroupHandle& handle)
: mHandle(handle) { }
GroupHandle groupHandle(const AttributeSet::Descriptor::GroupIndex& /*index*/) const {
return mHandle;
}
private:
const GroupHandle mHandle;
}; // struct HandleWrapper
void
TestAttributeGroup::testAttributeGroupFilter()
{
using GroupIndex = AttributeSet::Descriptor::GroupIndex;
GroupIndex zeroIndex;
typedef IndexIter<ValueVoxelCIter, GroupFilter> IndexGroupAllIter;
GroupAttributeArray attrGroup(4);
const Index32 size = attrGroup.size();
{ // group values all zero
ValueVoxelCIter indexIter(0, size);
GroupFilter filter(zeroIndex);
CPPUNIT_ASSERT(filter.state() == index::PARTIAL);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 0)));
IndexGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(!iter);
}
// enable attributes 0 and 2 for groups 3 and 6
const GroupType bitmask = GroupType(1) << 3 | GroupType(1) << 6;
attrGroup.set(0, bitmask);
attrGroup.set(2, bitmask);
// index iterator only valid in groups 3 and 6
{
ValueVoxelCIter indexIter(0, size);
GroupFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 0)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 1)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 2)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
CPPUNIT_ASSERT(IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 4)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 5)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 6)));
CPPUNIT_ASSERT(IndexGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 7)));
CPPUNIT_ASSERT(!IndexGroupAllIter(indexIter, filter));
}
attrGroup.set(1, bitmask);
attrGroup.set(3, bitmask);
using IndexNotGroupAllIter = IndexIter<ValueVoxelCIter, GroupNotFilter>;
// index iterator only not valid in groups 3 and 6
{
ValueVoxelCIter indexIter(0, size);
GroupNotFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 0)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 1)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 2)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
CPPUNIT_ASSERT(!IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 4)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 5)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 6)));
CPPUNIT_ASSERT(!IndexNotGroupAllIter(indexIter, filter));
filter.reset(HandleWrapper(GroupHandle(attrGroup, 7)));
CPPUNIT_ASSERT(IndexNotGroupAllIter(indexIter, filter));
}
// clear group membership for attributes 1 and 3
attrGroup.set(1, GroupType(0));
attrGroup.set(3, GroupType(0));
{ // index in group next
ValueVoxelCIter indexIter(0, size);
GroupFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(0));
CPPUNIT_ASSERT(iter.next());
CPPUNIT_ASSERT_EQUAL(*iter, Index32(2));
CPPUNIT_ASSERT(!iter.next());
}
{ // index in group prefix ++
ValueVoxelCIter indexIter(0, size);
GroupFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(0));
IndexGroupAllIter old = ++iter;
CPPUNIT_ASSERT_EQUAL(*old, Index32(2));
CPPUNIT_ASSERT_EQUAL(*iter, Index32(2));
CPPUNIT_ASSERT(!iter.next());
}
{ // index in group postfix ++/--
ValueVoxelCIter indexIter(0, size);
GroupFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(0));
IndexGroupAllIter old = iter++;
CPPUNIT_ASSERT_EQUAL(*old, Index32(0));
CPPUNIT_ASSERT_EQUAL(*iter, Index32(2));
CPPUNIT_ASSERT(!iter.next());
}
{ // index not in group next
ValueVoxelCIter indexIter(0, size);
GroupNotFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexNotGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(1));
CPPUNIT_ASSERT(iter.next());
CPPUNIT_ASSERT_EQUAL(*iter, Index32(3));
CPPUNIT_ASSERT(!iter.next());
}
{ // index not in group prefix ++
ValueVoxelCIter indexIter(0, size);
GroupNotFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexNotGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(1));
IndexNotGroupAllIter old = ++iter;
CPPUNIT_ASSERT_EQUAL(*old, Index32(3));
CPPUNIT_ASSERT_EQUAL(*iter, Index32(3));
CPPUNIT_ASSERT(!iter.next());
}
{ // index not in group postfix ++
ValueVoxelCIter indexIter(0, size);
GroupNotFilter filter(zeroIndex);
filter.reset(HandleWrapper(GroupHandle(attrGroup, 3)));
IndexNotGroupAllIter iter(indexIter, filter);
CPPUNIT_ASSERT(iter);
CPPUNIT_ASSERT_EQUAL(*iter, Index32(1));
IndexNotGroupAllIter old = iter++;
CPPUNIT_ASSERT_EQUAL(*old, Index32(1));
CPPUNIT_ASSERT_EQUAL(*iter, Index32(3));
CPPUNIT_ASSERT(!iter.next());
}
}
// 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/ )
|
