Alembic Version 1.1
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IPolyMesh.h
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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_IPolyMesh_h
38#define Alembic_AbcGeom_IPolyMesh_h
39
40#include <Alembic/Util/Export.h>
46
47namespace Alembic {
48namespace AbcGeom {
49namespace ALEMBIC_VERSION_NS {
50
51//-*****************************************************************************
53 : public IGeomBaseSchema<PolyMeshSchemaInfo>
54{
55public:
56 class Sample
57 {
58 public:
60
61 // Users don't ever create this data directly.
62 Sample() { reset(); }
63
64 Abc::P3fArraySamplePtr getPositions() const { return m_positions; }
65 Abc::V3fArraySamplePtr getVelocities() const { return m_velocities; }
66 Abc::Int32ArraySamplePtr getFaceIndices() const { return m_indices; }
67 Abc::Int32ArraySamplePtr getFaceCounts() const { return m_counts; }
68 Abc::Box3d getSelfBounds() const { return m_selfBounds; }
69
70 bool valid() const
71 {
72 return m_positions && m_indices && m_counts;
73 }
74
75 void reset()
76 {
77 m_positions.reset();
78 m_velocities.reset();
79 m_indices.reset();
80 m_counts.reset();
81 m_selfBounds.makeEmpty();
82 }
83
85
86 protected:
87 friend class IPolyMeshSchema;
92 Abc::Box3d m_selfBounds;
93 };
94
95 //-*************************************************************************
96 // POLY MESH SCHEMA
97 //-*************************************************************************
98public:
102
103 //-*************************************************************************
104 // CONSTRUCTION, DESTRUCTION, ASSIGNMENT
105 //-*************************************************************************
106
110
118 const std::string &iName,
119
120 const Abc::Argument &iArg0 = Abc::Argument(),
121 const Abc::Argument &iArg1 = Abc::Argument() )
122 : IGeomBaseSchema<PolyMeshSchemaInfo>( iParent, iName, iArg0, iArg1 )
123 {
124 init( iArg0, iArg1 );
125 }
126
132 const Abc::Argument &iArg0 = Abc::Argument(),
133 const Abc::Argument &iArg1 = Abc::Argument() )
134 : IGeomBaseSchema<PolyMeshSchemaInfo>( iProp, iArg0, iArg1 )
135 {
136 init( iArg0, iArg1 );
137 }
138
141 : IGeomBaseSchema<PolyMeshSchemaInfo>()
142 {
143 *this = iCopy;
144 }
146
147
152 size_t getNumSamples() const
153 { return m_positionsProperty.getNumSamples(); }
154
158
161 bool isConstant() const { return getTopologyVariance() == kConstantTopology; }
162
167 {
168 if ( m_positionsProperty.valid() )
169 {
170 return m_positionsProperty.getTimeSampling();
171 }
172 else
173 {
174 return getObject().getArchive().getTimeSampling( 0 );
175 }
176 }
177
178 //-*************************************************************************
179 void get( Sample &oSample,
180 const Abc::ISampleSelector &iSS = Abc::ISampleSelector() ) const
181 {
182 ALEMBIC_ABC_SAFE_CALL_BEGIN( "IPolyMeshSchema::get()" );
183
184 m_positionsProperty.get( oSample.m_positions, iSS );
185 m_indicesProperty.get( oSample.m_indices, iSS );
186 m_countsProperty.get( oSample.m_counts, iSS );
187
188 m_selfBoundsProperty.get( oSample.m_selfBounds, iSS );
189
190 if ( m_velocitiesProperty && m_velocitiesProperty.getNumSamples() > 0 )
191 {
192 m_velocitiesProperty.get( oSample.m_velocities, iSS );
193 }
194
195 // Could error check here.
196
198 }
199
201 {
202 Sample smp;
203 get( smp, iSS );
204 return smp;
205 }
206
208 {
209 return m_uvsParam;
210 }
211
213 {
214 return m_normalsParam;
215 }
216
218 {
219 return m_countsProperty;
220 }
221
223 {
224 return m_indicesProperty;
225 }
226
228 {
229 return m_positionsProperty;
230 }
231
233 {
234 return m_velocitiesProperty;
235 }
236
237 //-*************************************************************************
238 // ABC BASE MECHANISMS
239 // These functions are used by Abc to deal with errors, rewrapping,
240 // and so on.
241 //-*************************************************************************
242
245 void reset()
246 {
247 m_positionsProperty.reset();
248 m_velocitiesProperty.reset();
249 m_indicesProperty.reset();
250 m_countsProperty.reset();
251
252 m_uvsParam.reset();
253 m_normalsParam.reset();
254
256 }
257
260 bool valid() const
261 {
263 m_positionsProperty.valid() &&
264 m_indicesProperty.valid() &&
265 m_countsProperty.valid() );
266 }
267
268 // FaceSet related
270 void getFaceSetNames (std::vector <std::string> & oFaceSetNames);
271 IFaceSet getFaceSet( const std::string &iFaceSetName );
272 bool hasFaceSet( const std::string &iFaceSetName );
273
276 ALEMBIC_OVERRIDE_OPERATOR_BOOL( IPolyMeshSchema::valid() );
277
278protected:
279 void init( const Abc::Argument &iArg0,
280 const Abc::Argument &iArg1 );
281
286
289
290 // FaceSets, this starts as empty until client
291 // code attempts to access facesets.
293 std::map <std::string, IFaceSet> m_faceSets;
296};
297
298//-*****************************************************************************
300
301typedef Util::shared_ptr< IPolyMesh > IPolyMeshPtr;
302
303} // End namespace ALEMBIC_VERSION_NS
304
305using namespace ALEMBIC_VERSION_NS;
306
307} // End namespace AbcGeom
308} // End namespace Alembic
309
310#endif
#define ALEMBIC_ABC_SAFE_CALL_END()
#define ALEMBIC_ABC_SAFE_CALL_BEGIN(CONTEXT)
#define ALEMBIC_EXPORT
Definition Export.h:51
#define ALEMBIC_VERSION_NS
Definition Foundation.h:105
IPolyMeshSchema(const IPolyMeshSchema &iCopy)
Copy constructor.
Definition IPolyMesh.h:140
std::map< std::string, IFaceSet > m_faceSets
Definition IPolyMesh.h:293
Sample getValue(const Abc::ISampleSelector &iSS=Abc::ISampleSelector()) const
Definition IPolyMesh.h:200
void getFaceSetNames(std::vector< std::string > &oFaceSetNames)
Appends the names of any FaceSets for this PolyMesh.
Abc::IV3fArrayProperty getVelocitiesProperty() const
Definition IPolyMesh.h:232
Abc::IP3fArrayProperty getPositionsProperty() const
Definition IPolyMesh.h:227
IFaceSet getFaceSet(const std::string &iFaceSetName)
IPolyMeshSchema(const ICompoundProperty &iParent, const std::string &iName, const Abc::Argument &iArg0=Abc::Argument(), const Abc::Argument &iArg1=Abc::Argument())
Definition IPolyMesh.h:117
Abc::IInt32ArrayProperty getFaceIndicesProperty() const
Definition IPolyMesh.h:222
void get(Sample &oSample, const Abc::ISampleSelector &iSS=Abc::ISampleSelector()) const
Definition IPolyMesh.h:179
void init(const Abc::Argument &iArg0, const Abc::Argument &iArg1)
Abc::IInt32ArrayProperty getFaceCountsProperty() const
Definition IPolyMesh.h:217
bool hasFaceSet(const std::string &iFaceSetName)
IPolyMeshSchema(const ICompoundProperty &iProp, const Abc::Argument &iArg0=Abc::Argument(), const Abc::Argument &iArg1=Abc::Argument())
Definition IPolyMesh.h:131
const IPolyMeshSchema & operator=(const IPolyMeshSchema &rhs)
Alembic::Util::shared_ptr< TimeSampling > TimeSamplingPtr
Util::shared_ptr< IPolyMesh > IPolyMeshPtr
Definition IPolyMesh.h:301
Alembic::Util::shared_ptr< Int32ArraySample > Int32ArraySamplePtr
Alembic::Util::shared_ptr< V3fArraySample > V3fArraySamplePtr
Alembic::Util::shared_ptr< P3fArraySample > P3fArraySamplePtr
Alembic namespace ...
Definition ArchiveInfo.h:46