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topologyRefiner.h
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1 //
2 // Copyright 2014 DreamWorks Animation LLC.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
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8 //
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12 // the License and to reproduce the content of the NOTICE file.
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24 #ifndef OPENSUBDIV3_FAR_TOPOLOGY_REFINER_H
25 #define OPENSUBDIV3_FAR_TOPOLOGY_REFINER_H
26
27 #include "../version.h"
28
29 #include "../sdc/types.h"
30 #include "../sdc/options.h"
31 #include "../far/types.h"
32 #include "../far/topologyLevel.h"
33
34 #include <vector>
35
36
37 namespace OpenSubdiv {
38 namespace OPENSUBDIV_VERSION {
39
40 namespace Vtr { namespace internal { class SparseSelector; } }
41 namespace Far { namespace internal { class FeatureMask; } }
42
43 namespace Far {
44
45 template <typename REAL> class PrimvarRefinerReal;
46 template <class MESH> class TopologyRefinerFactory;
47
51 class TopologyRefiner {
52
53 public:
54
56 TopologyRefiner(Sdc::SchemeType type, Sdc::Options options = Sdc::Options());
57
59 ~TopologyRefiner();
60
62 Sdc::SchemeType GetSchemeType() const { return _subdivType; }
63
65 Sdc::Options GetSchemeOptions() const { return _subdivOptions; }
66
68 bool IsUniform() const { return _isUniform; }
69
71 int GetNumLevels() const { return (int)_farLevels.size(); }
72
74 int GetMaxLevel() const { return _maxLevel; }
75
77 int GetMaxValence() const { return _maxValence; }
78
80 bool HasHoles() const { return _hasHoles; }
81
83 int GetNumVerticesTotal() const { return _totalVertices; }
84
86 int GetNumEdgesTotal() const { return _totalEdges; }
87
89 int GetNumFacesTotal() const { return _totalFaces; }
90
92 int GetNumFaceVerticesTotal() const { return _totalFaceVertices; }
93
95 TopologyLevel const & GetLevel(int level) const { return _farLevels[level]; }
96
98
101 //
102 // Uniform refinement
103 //
104
118 struct UniformOptions {
119
120 UniformOptions(int level) :
121 refinementLevel(level),
122 orderVerticesFromFacesFirst(false),
123 fullTopologyInLastLevel(false) { }
124
125 unsigned int refinementLevel:4,
126 orderVerticesFromFacesFirst:1,
127 fullTopologyInLastLevel:1;
129 };
132
143 void RefineUniform(UniformOptions options);
144
146 UniformOptions GetUniformOptions() const { return _uniformOptions; }
147
148 //
149 // Adaptive refinement
150 //
151
153 struct AdaptiveOptions {
154
155 AdaptiveOptions(int level) :
156 isolationLevel(level),
157 secondaryLevel(15),
158 useSingleCreasePatch(false),
159 useInfSharpPatch(false),
160 considerFVarChannels(false),
161 orderVerticesFromFacesFirst(false) { }
162
163 unsigned int isolationLevel:4;
164 unsigned int secondaryLevel:4;
166 unsigned int useSingleCreasePatch:1;
168 unsigned int useInfSharpPatch:1;
170 unsigned int considerFVarChannels:1;
172 unsigned int orderVerticesFromFacesFirst:1;
174 };
176
183 void RefineAdaptive(AdaptiveOptions options,
184 ConstIndexArray selectedFaces = ConstIndexArray());
185
187 AdaptiveOptions GetAdaptiveOptions() const { return _adaptiveOptions; }
188
190 void Unrefine();
191
192
194
198 int GetNumFVarChannels() const;
199
201 Sdc::Options::FVarLinearInterpolation GetFVarLinearInterpolation(int channel = 0) const;
202
204 int GetNumFVarValuesTotal(int channel = 0) const;
205
207
208 protected:
209
210 //
211 // Lower level protected methods intended strictly for internal use:
212 //
213 template <class MESH>
214 friend class TopologyRefinerFactory;
215 friend class TopologyRefinerFactoryBase;
216 friend class PatchTableBuilder;
217 friend class PatchBuilder;
218 friend class PtexIndices;
219 template <typename REAL>
220 friend class PrimvarRefinerReal;
221
222 // Copy constructor exposed via the factory class:
223 TopologyRefiner(TopologyRefiner const & source);
224
225 Vtr::internal::Level & getLevel(int l) { return *_levels[l]; }
226 Vtr::internal::Level const & getLevel(int l) const { return *_levels[l]; }
227
228 Vtr::internal::Refinement & getRefinement(int l) { return *_refinements[l]; }
229 Vtr::internal::Refinement const & getRefinement(int l) const { return *_refinements[l]; }
230
231 private:
232 // Not default constructible or copyable:
233 TopologyRefiner() : _uniformOptions(0), _adaptiveOptions(0) { }
234 TopologyRefiner & operator=(TopologyRefiner const &) { return *this; }
235
236 void selectFeatureAdaptiveComponents(Vtr::internal::SparseSelector& selector,
237 internal::FeatureMask const & mask,
238 ConstIndexArray selectedFaces);
239 void selectLinearIrregularFaces(Vtr::internal::SparseSelector& selector,
240 ConstIndexArray selectedFaces);
241
242 void initializeInventory();
243 void updateInventory(Vtr::internal::Level const & newLevel);
244
245 void appendLevel(Vtr::internal::Level & newLevel);
246 void appendRefinement(Vtr::internal::Refinement & newRefinement);
247 void assembleFarLevels();
248
249 private:
250
251 Sdc::SchemeType _subdivType;
252 Sdc::Options _subdivOptions;
253
254 unsigned int _isUniform : 1;
255 unsigned int _hasHoles : 1;
256 unsigned int _hasIrregFaces : 1;
257 unsigned int _regFaceSize : 3;
258 unsigned int _maxLevel : 4;
259
260 // Options assigned on refinement:
261 UniformOptions _uniformOptions;
262 AdaptiveOptions _adaptiveOptions;
263
264 // Cumulative properties of all levels:
265 int _totalVertices;
266 int _totalEdges;
267 int _totalFaces;
268 int _totalFaceVertices;
269 int _maxValence;
270
271 // Note the base level may be shared with another instance
272 bool _baseLevelOwned;
273
274 std::vector<Vtr::internal::Level *> _levels;
275 std::vector<Vtr::internal::Refinement *> _refinements;
276
277 std::vector<TopologyLevel> _farLevels;
278 };
279
280
281 inline int
282 TopologyRefiner::GetNumFVarChannels() const {
283
284 return _levels[0]->getNumFVarChannels();
285 }
286 inline Sdc::Options::FVarLinearInterpolation
287 TopologyRefiner::GetFVarLinearInterpolation(int channel) const {
288
289 return _levels[0]->getFVarOptions(channel).GetFVarLinearInterpolation();
290 }
291
292 } // end namespace Far
293
294 } // end namespace OPENSUBDIV_VERSION
295 using namespace OPENSUBDIV_VERSION;
296 } // end namespace OpenSubdiv
297
298 #endif /* OPENSUBDIV3_FAR_TOPOLOGY_REFINER_H */
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumEdgesTotal
int GetNumEdgesTotal() const
Returns the total number of edges in all levels.
Definition: topologyRefiner.h:86
OpenSubdiv
Definition: error.h:30
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyLevel
An interface for accessing data in a specific level of a refined topology hierarchy.
Definition: topologyLevel.h:49
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::TopologyRefiner
TopologyRefiner(TopologyRefiner const &source)
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::considerFVarChannels
unsigned int considerFVarChannels
Definition: topologyRefiner.h:171
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::IsUniform
bool IsUniform() const
Returns true if uniform refinement has been applied.
Definition: topologyRefiner.h:68
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::UniformOptions::fullTopologyInLastLevel
unsigned int fullTopologyInLastLevel
Definition: topologyRefiner.h:128
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::HasHoles
bool HasHoles() const
Returns true if faces have been tagged as holes.
Definition: topologyRefiner.h:80
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::getLevel
Vtr::internal::Level & getLevel(int l)
Definition: topologyRefiner.h:225
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::getLevel
Vtr::internal::Level const & getLevel(int l) const
Definition: topologyRefiner.h:226
OpenSubdiv::OPENSUBDIV_VERSION::Sdc::Options::FVarLinearInterpolation
FVarLinearInterpolation
Definition: options.h:60
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::PatchTableBuilder
friend class PatchTableBuilder
Definition: topologyRefiner.h:216
OpenSubdiv::OPENSUBDIV_VERSION::Far::PtexIndices
Object used to compute and query ptex face indices.
Definition: ptexIndices.h:46
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::UniformOptions::UniformOptions
UniformOptions(int level)
Definition: topologyRefiner.h:120
OpenSubdiv::OPENSUBDIV_VERSION::Far::PrimvarRefinerReal
Applies refinement operations to generic primvar data.
Definition: primvarRefiner.h:56
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::orderVerticesFromFacesFirst
unsigned int orderVerticesFromFacesFirst
Definition: topologyRefiner.h:173
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions
Adaptive refinement options.
Definition: topologyRefiner.h:153
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::UniformOptions::orderVerticesFromFacesFirst
unsigned int orderVerticesFromFacesFirst
Definition: topologyRefiner.h:127
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner
Stores topology data for a specified set of refinement options.
Definition: topologyRefiner.h:51
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::isolationLevel
unsigned int isolationLevel
Definition: topologyRefiner.h:163
OpenSubdiv::OPENSUBDIV_VERSION::Sdc::Options
All supported options applying to subdivision scheme.
Definition: options.h:51
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::getRefinement
Vtr::internal::Refinement const & getRefinement(int l) const
Definition: topologyRefiner.h:229
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetAdaptiveOptions
AdaptiveOptions GetAdaptiveOptions() const
Returns the options specified on refinement.
Definition: topologyRefiner.h:187
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetMaxValence
int GetMaxValence() const
Returns the maximum vertex valence in all levels.
Definition: topologyRefiner.h:77
OpenSubdiv::OPENSUBDIV_VERSION::Vtr::ConstArray< Index >
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::UniformOptions
Uniform refinement options.
Definition: topologyRefiner.h:118
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::RefineUniform
void RefineUniform(UniformOptions options)
Refine the topology uniformly.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::UniformOptions::refinementLevel
unsigned int refinementLevel
Number of refinement iterations.
Definition: topologyRefiner.h:125
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::RefineAdaptive
void RefineAdaptive(AdaptiveOptions options, ConstIndexArray selectedFaces=ConstIndexArray())
Feature Adaptive topology refinement.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefinerFactory
Factory for constructing TopologyRefiners from specific mesh classes.
Definition: topologyRefiner.h:46
OpenSubdiv::OPENSUBDIV_VERSION::Vtr::internal::SparseSelector
Definition: sparseSelector.h:57
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumLevels
int GetNumLevels() const
Returns the number of refinement levels.
Definition: topologyRefiner.h:71
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::Unrefine
void Unrefine()
Unrefine the topology, keeping only the base level.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::~TopologyRefiner
~TopologyRefiner()
Destructor.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetSchemeType
Sdc::SchemeType GetSchemeType() const
Returns the subdivision scheme.
Definition: topologyRefiner.h:62
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetSchemeOptions
Sdc::Options GetSchemeOptions() const
Returns the subdivision options.
Definition: topologyRefiner.h:65
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::useSingleCreasePatch
unsigned int useSingleCreasePatch
Definition: topologyRefiner.h:167
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::AdaptiveOptions
AdaptiveOptions(int level)
Definition: topologyRefiner.h:155
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumFaceVerticesTotal
int GetNumFaceVerticesTotal() const
Returns the total number of face vertices in all levels.
Definition: topologyRefiner.h:92
OpenSubdiv::OPENSUBDIV_VERSION::Vtr::internal::Refinement
Definition: refinement.h:69
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetFVarLinearInterpolation
Sdc::Options::FVarLinearInterpolation GetFVarLinearInterpolation(int channel=0) const
Returns the face-varying interpolation rule set for a given channel.
Definition: topologyRefiner.h:287
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::secondaryLevel
unsigned int secondaryLevel
Definition: topologyRefiner.h:165
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumFVarValuesTotal
int GetNumFVarValuesTotal(int channel=0) const
Returns the total number of face-varying values in all levels.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetUniformOptions
UniformOptions GetUniformOptions() const
Returns the options specified on refinement.
Definition: topologyRefiner.h:146
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetLevel
TopologyLevel const & GetLevel(int level) const
Returns a handle to access data specific to a particular level.
Definition: topologyRefiner.h:95
OpenSubdiv::OPENSUBDIV_VERSION::Sdc::SchemeType
SchemeType
Enumerated type for all subdivision schemes supported by OpenSubdiv.
Definition: types.h:37
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumFacesTotal
int GetNumFacesTotal() const
Returns the total number of edges in all levels.
Definition: topologyRefiner.h:89
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumFVarChannels
int GetNumFVarChannels() const
Returns the number of face-varying channels in the tables.
Definition: topologyRefiner.h:282
OpenSubdiv::OPENSUBDIV_VERSION::Far::ConstIndexArray
Vtr::ConstIndexArray ConstIndexArray
Definition: types.h:47
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::PatchBuilder
friend class PatchBuilder
Definition: topologyRefiner.h:217
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::TopologyRefiner
TopologyRefiner(Sdc::SchemeType type, Sdc::Options options=Sdc::Options())
Constructor.
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefinerFactoryBase
Private base class of Factories for constructing TopologyRefiners.
Definition: topologyRefinerFactory.h:47
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::getRefinement
Vtr::internal::Refinement & getRefinement(int l)
Definition: topologyRefiner.h:228
OpenSubdiv::OPENSUBDIV_VERSION::Vtr::internal::Level
Definition: level.h:83
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetNumVerticesTotal
int GetNumVerticesTotal() const
Returns the total number of vertices in all levels.
Definition: topologyRefiner.h:83
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::AdaptiveOptions::useInfSharpPatch
unsigned int useInfSharpPatch
Definition: topologyRefiner.h:169
OpenSubdiv::OPENSUBDIV_VERSION::Far::TopologyRefiner::GetMaxLevel
int GetMaxLevel() const
Returns the highest level of refinement.
Definition: topologyRefiner.h:74