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UnrealEngine/Engine/Source/ThirdParty/Alembic/alembic-1.8.7/python/PyAlembic/PyOScalarProperty.cpp
2025-05-18 13:04:45 +08:00

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//-*****************************************************************************
//
// Copyright (c) 2012,
// Sony Pictures Imageworks Inc. and
// Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Sony Pictures Imageworks, nor
// Industrial Light & Magic, nor the names of their 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 DIRECT, 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.
//
//-*****************************************************************************
#include <Foundation.h>
#include <PyOBaseProperty.h>
#include <PyTypeBindingTraits.h>
using namespace boost::python;
//-*****************************************************************************
template<class TPTraits>
static bool setSmallArrayValue( Abc::OScalarProperty &p, PyObject *val )
{
typedef Abc::TypedArraySample<TPTraits> samp_type;
typedef AbcU::shared_ptr<samp_type> samp_ptr_type;
if ( TypeBindingTraits<TPTraits>::memCopyable )
{
extract<samp_type> x( object( handle<>( borrowed( val ) ) ) );
if ( !x.check() )
{
return false;
}
samp_type samp( x() );
if ( samp.size() > 255 )
{
std::stringstream stream;
stream << "ERROR: Failure in setting a POD array with type "
<< TPTraits::name() << ": array size is bigger than 255.";
throwPythonException( stream.str().c_str() );
return false;
}
else
{
p.set( samp.getData() );
}
}
else
{
extract<samp_ptr_type> x( object( handle<>( borrowed( val ) ) ) );
if ( !x.check() )
return false;
samp_ptr_type sampPtr( x() );
if ( sampPtr->size() > 255 )
{
std::stringstream stream;
stream << "ERROR: Failure in setting a POD array with type "
<< TPTraits::name() << ": array size is bigger than 255.";
throwPythonException( stream.str().c_str() );
return false;
}
else
{
p.set( sampPtr->getData() );
}
}
return true;
}
//-*****************************************************************************
template<class TPTraits>
static bool setPODValue( Abc::OScalarProperty &p, PyObject* val )
{
typedef TypeBindingTraits<TPTraits> binding_traits;
typedef typename binding_traits::python_value_type T;
typedef typename binding_traits::native_value_type U;
extract<T> x( object ( handle<>( borrowed( val ) ) ) );
if ( !x.check() )
return false;
U v( x() );
p.set( &v );
return true;
}
//-*****************************************************************************
#define CASE_SET_POD_VALUE( TPTraits, POD, VAL ) \
case TPTraits::pod_enum: \
if ( setPODValue<TPTraits>( POD, VAL ) ) \
return; \
break;
//-*****************************************************************************
#define CASE_SET_ARRAY_VALUE( TPTraits, POD, VAL ) \
case TPTraits::pod_enum: \
if ( setSmallArrayValue<TPTraits>( POD, VAL ) ) \
return; \
break;
//-*****************************************************************************
static void setScalarValue( Abc::OScalarProperty &p, PyObject *val )
{
assert( val != 0 );
const AbcA::DataType &dt = p.getDataType();
const AbcU::PlainOldDataType pod = dt.getPod();
const AbcU::uint8_t extent = dt.getExtent();
if (pod < 0 || pod >= AbcU::kNumPlainOldDataTypes)
{
std::stringstream stream;
stream << "ERROR: Unknown type " << AbcU::PODName( pod )
<< " with extent " << (int)extent;
throwPythonException( stream.str().c_str() );
}
if ( extent == 1 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::BooleanTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Uint8TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Int8TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Uint16TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Int16TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Uint32TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Int32TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Uint64TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Int64TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Float16TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Float32TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Float64TPTraits, p, val );
CASE_SET_POD_VALUE( Abc::StringTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::WstringTPTraits, p, val );
default:
break;
}
}
else if ( extent == 2 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::V2sTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V2iTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V2fTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V2dTPTraits, p, val );
default:
break;
}
}
else if ( extent == 3 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::C3cTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::C3hTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V3sTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V3iTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::V3dTPTraits, p, val );
case AbcU::kFloat32POD:
{
std::string interp (p.getMetaData().get ("interpretation"));
if (!interp.compare (Abc::C3fTPTraits::interpretation()))
{
setPODValue<Abc::C3fTPTraits>( p, val );
return;
}
else
{
setPODValue<Abc::V3fTPTraits>( p, val );
return;
}
}
break;
default:
break;
}
}
else if ( extent == 4 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::C4cTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::C4hTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Box2sTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Box2iTPTraits, p, val );
case AbcU::kFloat32POD:
{
std::string interp (p.getMetaData().get ("interpretation"));
if (!interp.compare (Abc::C4fTPTraits::interpretation()))
{
setPODValue<Abc::C4fTPTraits>( p, val );
return;
}
else if (!interp.compare (Abc::QuatfTPTraits::interpretation()))
{
setPODValue<Abc::QuatfTPTraits>( p, val );
return;
}
else if (!interp.compare (Abc::Box2fTPTraits::interpretation()))
{
setPODValue<Abc::Box2fTPTraits>( p, val );
return;
}
}
break;
case AbcU::kFloat64POD:
{
std::string interp (p.getMetaData().get ("interpretation"));
if (!interp.compare (Abc::QuatdTPTraits::interpretation()))
{
setPODValue<Abc::QuatdTPTraits>( p, val );
return;
}
else if (!interp.compare (Abc::Box2dTPTraits::interpretation()))
{
setPODValue<Abc::Box2dTPTraits>( p, val );
return;
}
}
default:
break;
};
}
else if ( extent == 6 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::Box3sTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Box3iTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Box3fTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::Box3dTPTraits, p, val );
default:
break;
}
}
else if ( extent == 9 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::M33fTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::M33dTPTraits, p, val );
default:
break;
}
}
else if ( extent == 16 )
{
switch ( pod )
{
CASE_SET_POD_VALUE( Abc::M44fTPTraits, p, val );
CASE_SET_POD_VALUE( Abc::M44dTPTraits, p, val );
default:
break;
}
}
// Check if PyObject* val is actually a small sized array.
switch ( pod )
{
CASE_SET_ARRAY_VALUE( Abc::BooleanTPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Uint8TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Int8TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Uint16TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Int16TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Uint32TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Int32TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Uint64TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Int64TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Float16TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Float32TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::Float64TPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::StringTPTraits, p, val );
CASE_SET_ARRAY_VALUE( Abc::WstringTPTraits, p, val );
default:
break;
}
std::stringstream stream;
stream << "ERROR: Unhandled type " << AbcU::PODName (pod)
<< " with extent " << (int)extent;
throwPythonException( stream.str().c_str() );
}
//-*****************************************************************************
void register_oscalarproperty()
{
// OBaseProperty
register_OBaseProperty<AbcA::ScalarPropertyWriterPtr>(
"OBaseProperty_Scalar" );
// overloads
void ( Abc::OScalarProperty::*setTimeSamplingByIndex )( AbcU::uint32_t )
= &Abc::OScalarProperty::setTimeSampling;
void ( Abc::OScalarProperty::*setTimeSamplingByTimeSamplingPtr )
( AbcA::TimeSamplingPtr ) = &Abc::OScalarProperty::setTimeSampling;
// OScalarProperty
//
class_<Abc::OScalarProperty,
bases<Abc::OBasePropertyT<AbcA::ScalarPropertyWriterPtr> > >(
"OScalarProperty",
"The OScalarProperty class is a scalar property writer",
init<>( "Create an empty OScalarProperty" ) )
.def( init<Abc::OCompoundProperty,
const std::string&,
const AbcA::DataType&,
optional<
const Abc::Argument,
const Abc::Argument,
const Abc::Argument> >(
( arg( "parent" ), arg( "name" ), arg( "DataType" ),
arg( "argument" ), arg( "argument" ), arg( "argumenmt" ) ),
"Create a new OScalarProperty with the given parent "
"OCompoundProperty, name, DataType and optional arguments "
"which can be use to override the ErrorHandlingPolicy, to "
"specify MetaData, and to specify time sampling or time "
"sampling index" ) )
.def( "getNumSamples",
&Abc::OScalarProperty::getNumSamples,
"Return the number of samples contained in this property" )
.def( "setValue",
&setScalarValue,
( arg( "value" ) ),
"Set a sample with the given value" )
.def( "setFromPrevious",
&Abc::OScalarProperty::setFromPrevious,
"Set a Sample from the previous sample" )
.def( "setTimeSampling",
setTimeSamplingByIndex,
( arg( "index" ) ),
"Change the TimeSampling used by this property with the given "
"index" )
.def( "setTimeSampling",
setTimeSamplingByTimeSamplingPtr,
( arg( "TimeSampling" ) ),
"Change the TimeSampling used by this property with the given "
"TimeSampling" )
.def( "getParent",
&Abc::OScalarProperty::getParent,
"Return the parent OCompoundProperty" )
;
}