//-*****************************************************************************
void AddArbitraryStringPropertyToParamListBuilder(
ICompoundProperty &parent,
const PropertyHeader &propHeader,
ISampleSelector &sampleSelector,
ParamListBuilder &ParamListBuilder
)
{
IStringArrayProperty prop( parent, propHeader.getName() );
if ( ! prop.valid() )
{
//error message?
return;
}
std::string rmanType = GetPrmanScopeString(
GetGeometryScope( propHeader.getMetaData() ) ) + " ";
rmanType += "string " + propHeader.getName();
StringArraySamplePtr propSample = prop.getValue( sampleSelector );
RtPointer dataStart = NULL;
for ( size_t i = 0; i < propSample->size(); ++i )
{
RtPointer data = ParamListBuilder.addStringValue( (*propSample)[i] );
if ( i == 0 ) { dataStart = data; }
}
ParamListBuilder.add(rmanType, dataStart, propSample);
}
void AddArbitraryStringGeomParam( ICompoundProperty & parent,
const PropertyHeader &propHeader,
ISampleSelector &sampleSelector,
AtNode * primNode)
{
IStringGeomParam param( parent, propHeader.getName() );
if ( !param.valid() )
{
//TODO error message?
return;
}
std::string declStr = GetArnoldTypeString( param.getScope(),
AI_TYPE_STRING );
if ( declStr.empty() )
{
return;
}
// TODO, remove this restriction and support arrays for constant values
if ( param.getArrayExtent() > 1 )
{
return;
}
if ( !AiNodeDeclare( primNode, param.getName().c_str(), declStr.c_str() ) )
{
//TODO, AiWarning
return;
}
IStringGeomParam::prop_type::sample_ptr_type valueSample =
param.getExpandedValue( sampleSelector ).getVals();
if ( param.getScope() == kConstantScope ||
param.getScope() == kUnknownScope)
{
AiNodeSetStr( primNode, param.getName().c_str(),
reinterpret_cast<const std::string *>(
valueSample->get() )[0].c_str() );
}
else
{
std::vector<const char *> strPtrs;
strPtrs.reserve( valueSample->size() );
for ( size_t i = 0; i < valueSample->size(); ++i )
{
strPtrs.push_back( valueSample->get()[i].c_str() );
}
AiNodeSetArray( primNode, param.getName().c_str(),
AiArrayConvert( valueSample->size(), 1, AI_TYPE_STRING,
(void *) &strPtrs[0] ) );
}
}
//-*****************************************************************************
void visitProperties( ICompoundProperty iParent,
std::string &ioIndent )
{
std::string oldIndent = ioIndent;
for ( size_t i = 0 ; i < iParent.getNumProperties() ; i++ )
{
PropertyHeader header = iParent.getPropertyHeader( i );
if ( header.isCompound() )
{
visitCompoundProperty( ICompoundProperty( iParent,
header.getName() ),
ioIndent );
}
else if ( header.isScalar() )
{
visitSimpleProperty( IScalarProperty( iParent, header.getName() ),
ioIndent );
}
else
{
assert( header.isArray() );
visitSimpleProperty( IArrayProperty( iParent, header.getName() ),
ioIndent );
}
}
ioIndent = oldIndent;
}
void AddArbitraryPropertyToParamListBuilder( ICompoundProperty & parent,
const PropertyHeader &propHeader,
ISampleSelector &sampleSelector,
const std::string &rmanBaseType,
ParamListBuilder &ParamListBuilder
)
{
T prop( parent, propHeader.getName() );
if ( ! prop.valid() )
{
//TODO error message?
return;
}
std::string rmanType = GetPrmanScopeString(
GetGeometryScope( propHeader.getMetaData() ) ) + " ";
rmanType += rmanBaseType + " " + propHeader.getName();
typename T::sample_ptr_type propSample = prop.getValue( sampleSelector );
ParamListBuilder.add( rmanType, (RtPointer)propSample->get(), propSample );
}
//-*****************************************************************************
void Example1_MeshIn()
{
IArchive archive( Alembic::AbcCoreHDF5::ReadArchive(), "subD1.abc" );
std::cout << "Reading: " << archive.getName() << std::endl;
IGeomBaseObject geomBase( IObject( archive, kTop ), "subd" );
TESTING_ASSERT( geomBase.getSchema().getSelfBoundsProperty().valid() );
ISubD meshyObj( IObject( archive, kTop ), "subd",
ErrorHandler::kNoisyNoopPolicy );
ISubDSchema &mesh = meshyObj.getSchema();
TESTING_ASSERT( mesh.getErrorHandlerPolicy() ==
ErrorHandler::kNoisyNoopPolicy );
TESTING_ASSERT(
mesh.getUVsParam().getValueProperty().getErrorHandlerPolicy() ==
ErrorHandler::kNoisyNoopPolicy );
TESTING_ASSERT(
mesh.getInterpolateBoundaryProperty().getErrorHandlerPolicy() ==
ErrorHandler::kNoisyNoopPolicy );
TESTING_ASSERT( 3 == mesh.getNumSamples() );
// UVs
IV2fGeomParam uv = mesh.getUVsParam();
TESTING_ASSERT( ! uv.isIndexed() );
// we can fake like the UVs are indexed
IV2fGeomParam::Sample uvsamp = uv.getIndexedValue();
TESTING_ASSERT( (*(uvsamp.getIndices()))[1] == 1 );
V2f uv2 = (*(uvsamp.getVals()))[2];
TESTING_ASSERT( uv2 == V2f( 1.0f, 1.0f ) );
std::cout << "2th UV: " << uv2 << std::endl;
// get the 1th sample by value
ISubDSchema::Sample samp1 = mesh.getValue( 1 );
IGeomBase::Sample baseSamp = geomBase.getSchema().getValue( 1 );
std::cout << "bounds: " << samp1.getSelfBounds().min << ", "
<< samp1.getSelfBounds().max << std::endl;
TESTING_ASSERT( samp1.getSelfBounds().min == V3d( -1.0, -1.0, -1.0 ) );
TESTING_ASSERT( samp1.getSelfBounds().max == V3d( 1.0, 1.0, 1.0 ) );
TESTING_ASSERT( baseSamp.getSelfBounds().min == V3d( -1.0, -1.0, -1.0 ) );
TESTING_ASSERT( baseSamp.getSelfBounds().max == V3d( 1.0, 1.0, 1.0 ) );
for ( size_t i = 0 ; i < samp1.getCreaseSharpnesses()->size() ; ++i )
{
std::cout << "crease sharpness[" << i << "]: "
<< (*(samp1.getCreaseSharpnesses()))[i] << std::endl;
TESTING_ASSERT( 0.5 == (*(samp1.getCreaseSharpnesses()))[i] );
}
for ( size_t i = 0 ; i < samp1.getCornerSharpnesses()->size() ; ++i )
{
std::cout << "corner sharpness[" << i << "]: "
<< (*(samp1.getCornerSharpnesses()))[i] << std::endl;
TESTING_ASSERT( 10.0 == (*(samp1.getCornerSharpnesses()))[i] );
}
for ( size_t i = 0 ; i < samp1.getVelocities()->size() ; ++i )
{
V3f veloc( g_veloc[i*3], g_veloc[i*3+1], g_veloc[i*3+2] );
std::cout << "velocities[" << i << "]: "
<< (*(samp1.getVelocities()))[i] << std::endl;
TESTING_ASSERT( veloc == (*(samp1.getVelocities()))[i] );
}
// test the second sample has '1' as the interpolate boundary value
TESTING_ASSERT( 1 == samp1.getInterpolateBoundary() );
std::cout << "Interpolate boundary at 1th sample: "
<< samp1.getInterpolateBoundary() << std::endl;
// get the twoth sample by reference
ISubDSchema::Sample samp2;
mesh.get( samp2, 2 );
TESTING_ASSERT( samp2.getSelfBounds().min == V3d( -1.0, -1.0, -1.0 ) );
TESTING_ASSERT( samp2.getSelfBounds().max == V3d( 1.0, 1.0, 1.0 ) );
TESTING_ASSERT( 0 == samp2.getInterpolateBoundary() );
std::cout << "Interpolate boundary at 2th sample: "
<< samp2.getInterpolateBoundary() << std::endl;
std::cout << "Mesh num vertices: "
<< samp2.getPositions()->size() << std::endl;
std::cout << "0th vertex from the mesh sample: "
<< (*(samp2.getPositions()))[0] << std::endl;
std::cout << "0th vertex from the mesh sample with get method: "
<< samp2.getPositions()->get()[0] << std::endl;
ICompoundProperty arbattrs = mesh.getArbGeomParams();
// This better exist since we wrote custom attr called color to it
TESTING_ASSERT( arbattrs );
for (int i = 0; i < 2; ++ i)
{
PropertyHeader p = arbattrs.getPropertyHeader(i);
TESTING_ASSERT( IC3fGeomParam::matches( p ) );
TESTING_ASSERT( OC3fGeomParam::matches( p ) );
TESTING_ASSERT( ! IC3cGeomParam::matches( p ) );
TESTING_ASSERT( ! OC3cGeomParam::matches( p ) );
TESTING_ASSERT( ! IInt32GeomParam::matches( p ) );
TESTING_ASSERT( ! IFloatGeomParam::matches( p ) );
TESTING_ASSERT( ! IDoubleGeomParam::matches( p ) );
TESTING_ASSERT( ! IV3iGeomParam::matches( p ) );
TESTING_ASSERT( ! IV3fGeomParam::matches( p ) );
if ( p.getName() == "color" )
{
IC3fGeomParam color(arbattrs, "color");
TESTING_ASSERT( color.getValueProperty().isScalarLike() );
IC3fGeomParam::Sample cSamp0, cSamp1;
color.getExpanded(cSamp0, 0);
color.getExpanded(cSamp1, 1);
TESTING_ASSERT( (*(cSamp0.getVals()))[0] == C3f( 1.0, 0.0, 0.0 ) );
TESTING_ASSERT( (*(cSamp1.getVals()))[0] == C3f( 1.0, 0.0, 1.0 ) );
}
else if ( p.getName() == "colori" )
{
IC3fGeomParam color(arbattrs, "colori");
TESTING_ASSERT( !color.getValueProperty().isScalarLike() );
IC3fGeomParam::Sample cSamp;
color.getIndexed( cSamp );
TESTING_ASSERT( cSamp.getScope() == kFacevaryingScope );
TESTING_ASSERT( cSamp.getVals()->size() == 3 );
TESTING_ASSERT( (*cSamp.getVals())[0] == C3f( 0.0, 1.0, 1.0 ) );
TESTING_ASSERT( (*cSamp.getVals())[1] == C3f( 1.0, 0.0, 1.0 ) );
TESTING_ASSERT( (*cSamp.getVals())[2] == C3f( 1.0, 1.0, 0.0 ) );
Alembic::Util::uint32_t indices[24] = { 2, 2, 1, 1, 0, 0, 1, 2,
1, 1, 1, 0, 0, 0, 2, 2, 0, 0, 0, 2, 2, 2, 1, 1};
for (int j = 0; j < 24; ++j)
{
TESTING_ASSERT( (*cSamp.getIndices())[j] == indices[j] );
}
}
}
}
void AddArbitraryGeomParam( ICompoundProperty & parent,
const PropertyHeader &propHeader,
ISampleSelector &sampleSelector,
AtNode * primNode,
int arnoldAPIType)
{
T param( parent, propHeader.getName() );
if ( !param.valid() )
{
//TODO error message?
return;
}
std::string declStr = GetArnoldTypeString( param.getScope(),
arnoldAPIType );
if ( declStr.empty() )
{
return;
}
// TODO For now, don't support user-defined arrays.
// It's reasonable to support these for kConstantScope
if ( param.getArrayExtent() > 1 )
{
return;
}
if ( !AiNodeDeclare( primNode, param.getName().c_str(), declStr.c_str() ) )
{
//TODO, AiWarning
return;
}
if ( param.getScope() == kConstantScope ||
param.getScope() == kUnknownScope)
{
//Set scalars directly based on arnoldAPIType since we're
//not yet support array types here
typename T::prop_type::sample_ptr_type valueSample =
param.getExpandedValue( sampleSelector ).getVals();
switch ( arnoldAPIType )
{
case AI_TYPE_INT:
AiNodeSetInt( primNode, param.getName().c_str(),
reinterpret_cast<const int32_t *>(
valueSample->get() )[0] );
break;
case AI_TYPE_FLOAT:
AiNodeSetFlt( primNode, param.getName().c_str(),
reinterpret_cast<const float32_t *>(
valueSample->get() )[0] );
break;
case AI_TYPE_STRING:
AiNodeSetStr( primNode, param.getName().c_str(),
reinterpret_cast<const std::string *>(
valueSample->get() )[0].c_str() );
break;
case AI_TYPE_RGB:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetRGB( primNode, param.getName().c_str(),
data[0], data[1], data[2]);
break;
}
case AI_TYPE_RGBA:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetRGBA( primNode, param.getName().c_str(),
data[0], data[1], data[2], data[3]);
break;
}
case AI_TYPE_VECTOR:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetVec( primNode, param.getName().c_str(),
data[0], data[1], data[2] );
break;
}
case AI_TYPE_VECTOR2:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetVec2( primNode, param.getName().c_str(),
data[0], data[1] );
break;
}
case AI_TYPE_MATRIX:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AtMatrix m;
for ( size_t i = 0; i < 16; ++i )
{
*((&m[0][0])+i) = data[i];
}
AiNodeSetMatrix( primNode, param.getName().c_str(), m);
break;
}
default:
// For now, only support the above types
break;
}
}
else
{
// Always set arrays for other scopes
typename T::prop_type::sample_ptr_type valueSample =
param.getExpandedValue( sampleSelector ).getVals();
AiNodeSetArray( primNode, param.getName().c_str(),
AiArrayConvert( valueSample->size(), 1, arnoldAPIType,
(void *) valueSample->get() ) );
}
}