Alembic: AbcGeom/IPoints.h Source File

Alembic 1.8.11

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IPoints.h
1//-*****************************************************************************
2//
3// Copyright (c) 2009-2012,
4// Sony Pictures Imageworks Inc. and
5// Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
6//
7// All rights reserved.
8//
9// Redistribution and use in source and binary forms, with or without
10// modification, are permitted provided that the following conditions are
11// met:
12// * Redistributions of source code must retain the above copyright
13// notice, this list of conditions and the following disclaimer.
14// * Redistributions in binary form must reproduce the above
15// copyright notice, this list of conditions and the following disclaimer
16// in the documentation and/or other materials provided with the
17// distribution.
18// * Neither the name of Sony Pictures Imageworks, nor
19// Industrial Light & Magic, nor the names of their contributors may be used
20// to endorse or promote products derived from this software without specific
21// prior written permission.
22//
23// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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33// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34//
35//-*****************************************************************************
36
37#ifndef Alembic_AbcGeom_IPoints_h
38#define Alembic_AbcGeom_IPoints_h
39
40#include <Alembic/Util/Export.h>
41#include <Alembic/AbcGeom/Foundation.h>
42#include <Alembic/AbcGeom/SchemaInfoDeclarations.h>
43#include <Alembic/AbcGeom/IGeomParam.h>
44#include <Alembic/AbcGeom/IGeomBase.h>
45
46namespace Alembic {
47namespace AbcGeom {
48namespace ALEMBIC_VERSION_NS {
49
50//-*****************************************************************************
51 class ALEMBIC_EXPORT IPointsSchema : public IGeomBaseSchema<PointsSchemaInfo>
52{
53public:
54 class Sample
55 {
56 public:
57 typedef Sample this_type;
58
59 // Users don't ever create this data directly.
60 Sample() { reset(); }
61
62 Abc::P3fArraySamplePtr getPositions() const { return m_positions; }
63 Abc::UInt64ArraySamplePtr getIds() const { return m_ids; }
64 Abc::V3fArraySamplePtr getVelocities() const { return m_velocities; }
65
66 Abc::Box3d getSelfBounds() const { return m_selfBounds; }
67
68 bool valid() const
69 {
70 return m_positions && m_ids;
71 }
72
73 void reset()
74 {
75 m_positions.reset();
76 m_velocities.reset();
77 m_ids.reset();
78 m_selfBounds.makeEmpty();
79 }
80
81 ALEMBIC_OPERATOR_BOOL( valid() );
82
83 protected:
84 friend class IPointsSchema;
85 Abc::P3fArraySamplePtr m_positions;
86 Abc::UInt64ArraySamplePtr m_ids;
87 Abc::V3fArraySamplePtr m_velocities;
88
89 Abc::Box3d m_selfBounds;
90 };
91
92 //-*************************************************************************
93 // POINTS SCHEMA
94 //-*************************************************************************
95public:
98 typedef IPointsSchema this_type;
99
100 //-*************************************************************************
101 // CONSTRUCTION, DESTRUCTION, ASSIGNMENT
102 //-*************************************************************************
103
106 IPointsSchema() {}
107
114 IPointsSchema( const ICompoundProperty &iParent,
115 const std::string &iName,
116
117 const Abc::Argument &iArg0 = Abc::Argument(),
118 const Abc::Argument &iArg1 = Abc::Argument() )
119 : IGeomBaseSchema<PointsSchemaInfo>( iParent, iName, iArg0, iArg1 )
120 {
121 init( iArg0, iArg1 );
122 }
123
128 IPointsSchema( const ICompoundProperty iProp,
129 const Abc::Argument &iArg0 = Abc::Argument(),
130 const Abc::Argument &iArg1 = Abc::Argument() )
131 : IGeomBaseSchema<PointsSchemaInfo>( iProp, iArg0, iArg1 )
132 {
133 init( iArg0, iArg1 );
134 }
135
137
138 //-*************************************************************************
139 // SCALAR PROPERTY READER FUNCTIONALITY
140 //-*************************************************************************
141
146 size_t getNumSamples() const
147 { return std::max( m_positionsProperty.getNumSamples(),
148 m_idsProperty.getNumSamples() ); }
149
152 bool isConstant() const { return m_positionsProperty.isConstant() && m_idsProperty.isConstant(); }
153
156 AbcA::TimeSamplingPtr getTimeSampling() const
157 {
158 if ( m_positionsProperty.valid() )
159 {
160 return m_positionsProperty.getTimeSampling();
161 }
162 return getObject().getArchive().getTimeSampling(0);
163 }
164
165 //-*************************************************************************
166 void get( Sample &oSample,
167 const Abc::ISampleSelector &iSS = Abc::ISampleSelector() ) const
168 {
169 ALEMBIC_ABC_SAFE_CALL_BEGIN( "IPointsSchema::get()" );
170
171 m_positionsProperty.get( oSample.m_positions, iSS );
172 m_idsProperty.get( oSample.m_ids, iSS );
173
174 m_selfBoundsProperty.get( oSample.m_selfBounds, iSS );
175
176 if ( m_velocitiesProperty && m_velocitiesProperty.getNumSamples() > 0 )
177 { m_velocitiesProperty.get( oSample.m_velocities, iSS ); }
178
179 // Could error check here.
180
181 ALEMBIC_ABC_SAFE_CALL_END();
182 }
183
184 Sample getValue( const Abc::ISampleSelector &iSS = Abc::ISampleSelector() ) const
185 {
186 Sample smp;
187 get( smp, iSS );
188 return smp;
189 }
190
191 Abc::IP3fArrayProperty getPositionsProperty() const
192 {
193 return m_positionsProperty;
194 }
195
196 Abc::IV3fArrayProperty getVelocitiesProperty() const
197 {
198 return m_velocitiesProperty;
199 }
200
201 Abc::IUInt64ArrayProperty getIdsProperty() const
202 {
203 return m_idsProperty;
204 }
205
206 IFloatGeomParam getWidthsParam() const
207 {
208 return m_widthsParam;
209 }
210
211 //-*************************************************************************
212 // ABC BASE MECHANISMS
213 // These functions are used by Abc to deal with errors, rewrapping,
214 // and so on.
215 //-*************************************************************************
216
219 void reset()
220 {
221 m_positionsProperty.reset();
222 m_velocitiesProperty.reset();
223 m_idsProperty.reset();
224 m_widthsParam.reset();
225
226 IGeomBaseSchema<PointsSchemaInfo>::reset();
227 }
228
231 bool valid() const
232 {
233 return ( IGeomBaseSchema<PointsSchemaInfo>::valid() &&
234 m_positionsProperty.valid() &&
235 m_idsProperty.valid() );
236 }
237
240 ALEMBIC_OVERRIDE_OPERATOR_BOOL( IPointsSchema::valid() );
241
242protected:
243 void init( const Abc::Argument &iArg0,
244 const Abc::Argument &iArg1 );
245
246 Abc::IP3fArrayProperty m_positionsProperty;
247 Abc::IUInt64ArrayProperty m_idsProperty;
248 Abc::IV3fArrayProperty m_velocitiesProperty;
249 IFloatGeomParam m_widthsParam;
250};
251
252//-*****************************************************************************
253typedef Abc::ISchemaObject<IPointsSchema> IPoints;
254
255typedef Util::shared_ptr< IPoints > IPointsPtr;
256
257} // End namespace ALEMBIC_VERSION_NS
258
259using namespace ALEMBIC_VERSION_NS;
260
261} // End namespace AbcGeom
262} // End namespace Alembic
263
264#endif
Alembic::Abc::ALEMBIC_VERSION_NS::Argument
Definition Argument.h:120
Alembic::Abc::ALEMBIC_VERSION_NS::IBasePropertyT< AbcA::CompoundPropertyReaderPtr >::getObject
IObject getObject() const
Definition IBaseProperty.h:207
Alembic::Abc::ALEMBIC_VERSION_NS::ICompoundProperty
Definition ICompoundProperty.h:53
Alembic::Abc::ALEMBIC_VERSION_NS::ISampleSelector
Definition ISampleSelector.h:49
Alembic::Abc::ALEMBIC_VERSION_NS::ISchemaObject
Definition ISchemaObject.h:56
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IGeomBaseSchema< PointsSchemaInfo >::IGeomBaseSchema
IGeomBaseSchema()
Definition IGeomBase.h:76
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::this_type
IPointsSchema this_type
Definition IPoints.h:98
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::getNumSamples
size_t getNumSamples() const
Default assignment and copy operator used.
Definition IPoints.h:146
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::ALEMBIC_OVERRIDE_OPERATOR_BOOL
ALEMBIC_OVERRIDE_OPERATOR_BOOL(IPointsSchema::valid())
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::reset
void reset()
Definition IPoints.h:219
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::IPointsSchema
IPointsSchema(const ICompoundProperty &iParent, const std::string &iName, const Abc::Argument &iArg0=Abc::Argument(), const Abc::Argument &iArg1=Abc::Argument())
Definition IPoints.h:114
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::valid
bool valid() const
Definition IPoints.h:231
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::getTimeSampling
AbcA::TimeSamplingPtr getTimeSampling() const
Definition IPoints.h:156
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::isConstant
bool isConstant() const
Definition IPoints.h:152
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::IPointsSchema
IPointsSchema()
Definition IPoints.h:106
Alembic::AbcGeom::ALEMBIC_VERSION_NS::IPointsSchema::IPointsSchema
IPointsSchema(const ICompoundProperty iProp, const Abc::Argument &iArg0=Abc::Argument(), const Abc::Argument &iArg1=Abc::Argument())
Definition IPoints.h:128
Alembic
Alembic namespace ...
Definition ArchiveInfo.cpp:39