OpenVDB  8.1.1
SOP_VDBVerbUtils.h
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1 // Copyright Contributors to the OpenVDB Project
2 // SPDX-License-Identifier: MPL-2.0
3 
4 /*
5  * Copyright (c)
6  * Side Effects Software Inc. All rights reserved.
7  */
8 
9 #ifndef OPENVDB_HOUDINI_SOP_VDBVERBUTILS_HAS_BEEN_INCLUDED
10 #define OPENVDB_HOUDINI_SOP_VDBVERBUTILS_HAS_BEEN_INCLUDED
11 
12 #include <GOP/GOP_Manager.h>
13 #include <SOP/SOP_NodeParmsOptions.h> // for SOP_NodeCacheOptions
14 #include <openvdb/Types.h>
15 #include <string>
16 
17 
19 
20 
22 class SOP_VDBCacheOptions: public SOP_NodeCacheOptions
23 {
24 public:
26  ~SOP_VDBCacheOptions() override {}
27 
28  openvdb::Vec3f evalVec3f(const char* name, fpreal time) const
29  {
30  return openvdb::Vec3f(static_cast<float>(evalFloat(name, 0, time)),
31  static_cast<float>(evalFloat(name, 1, time)),
32  static_cast<float>(evalFloat(name, 2, time)));
33  }
34  openvdb::Vec3R evalVec3R(const char* name, fpreal time) const
35  {
36  return openvdb::Vec3R(evalFloat(name, 0, time),
37  evalFloat(name, 1, time),
38  evalFloat(name, 2, time));
39  }
40  openvdb::Vec3i evalVec3i(const char* name, fpreal time) const
41  {
42  using IntT = openvdb::Vec3i::ValueType;
43  return openvdb::Vec3i(static_cast<IntT>(evalInt(name, 0, time)),
44  static_cast<IntT>(evalInt(name, 1, time)),
45  static_cast<IntT>(evalInt(name, 2, time)));
46  }
47  openvdb::Vec2R evalVec2R(const char* name, fpreal time) const
48  {
49  return openvdb::Vec2R(evalFloat(name, 0, time),
50  evalFloat(name, 1, time));
51  }
52  openvdb::Vec2i evalVec2i(const char* name, fpreal time) const
53  {
54  using IntT = openvdb::Vec2i::ValueType;
55  return openvdb::Vec2i(static_cast<IntT>(evalInt(name, 0, time)),
56  static_cast<IntT>(evalInt(name, 1, time)));
57  }
58 
59  std::string evalStdString(const char* name, fpreal time, int index = 0) const
60  {
61  UT_String str;
62  evalString(str, name, index, time);
63  return str.toStdString();
64  }
65 
66  const GA_PrimitiveGroup *matchGroup(const GU_Detail &gdp, const UT_StringRef &groupname)
67  {
68  const GA_PrimitiveGroup *group = 0;
69  if (groupname.isstring())
70  {
71  bool success = false;
72  group = gop.parseOrderedPrimitiveDetached(groupname, &gdp, false, success);
73  if (!success)
74  {
75  UT_StringHolder error;
76  error = "Invalid group (";
77  error += groupname;
78  error += ")";
79  throw std::runtime_error(error.c_str());
80  }
81  }
82  return group;
83  }
84 
85  const GA_PrimitiveGroup *
86  parsePrimitiveGroups(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
87  {
88  return gop.parsePrimitiveGroups(maskStr, maskGeo);
89  }
90 
91  GA_PrimitiveGroup *
92  parsePrimitiveGroupsCopy(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
93  {
94  return gop.parsePrimitiveGroupsCopy(maskStr, maskGeo);
95  }
96 
97  const GA_PointGroup *
98  parsePointGroups(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
99  {
100  return gop.parsePointGroups(maskStr, maskGeo);
101  }
102 
103  const GA_PointGroup *
104  parsePointGroups(const UT_StringRef &maskStr, const GU_Detail *gdp)
105  {
106  return parsePointGroups(maskStr, GroupCreator(gdp));
107  }
108 
109 protected:
110  OP_ERROR cook(OP_Context &context) override final
111  {
112  auto result = cookMySop(context);
113  gop.destroyAdhocGroups();
114  return result;
115  }
116 
117  virtual OP_ERROR cookVDBSop(OP_Context&) = 0;
118  OP_ERROR cookMySop(OP_Context& context) { return cookVDBSop(context); }
119 
120  // Handles ad-hoc group creation.
121  GOP_Manager gop;
122 }; // class SOP_VDBCacheOptions
123 
124 #endif // OPENVDB_HOUDINI_SOP_VDBVERBUTILS_HAS_BEEN_INCLUDED
Definition: Vec2.h:23
Vec2< int32_t > Vec2i
Definition: Vec2.h:534
const GA_PrimitiveGroup * parsePrimitiveGroups(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
Definition: SOP_VDBVerbUtils.h:86
GA_PrimitiveGroup * parsePrimitiveGroupsCopy(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
Definition: SOP_VDBVerbUtils.h:92
std::string evalStdString(const char *name, fpreal time, int index=0) const
Definition: SOP_VDBVerbUtils.h:59
math::Vec2< Real > Vec2R
Definition: openvdb/Types.h:59
openvdb::Vec3i evalVec3i(const char *name, fpreal time) const
Definition: SOP_VDBVerbUtils.h:40
math::Vec3< float > Vec3f
Definition: openvdb/Types.h:70
openvdb::Vec3R evalVec3R(const char *name, fpreal time) const
Definition: SOP_VDBVerbUtils.h:34
Vec3< int32_t > Vec3i
Definition: Vec3.h:665
math::Vec3< Real > Vec3R
Definition: openvdb/Types.h:68
SOP_VDBCacheOptions()
Definition: SOP_VDBVerbUtils.h:25
const GA_PointGroup * parsePointGroups(const UT_StringRef &maskStr, const GU_Detail *gdp)
Definition: SOP_VDBVerbUtils.h:104
GOP_Manager gop
Definition: SOP_VDBVerbUtils.h:121
OP_ERROR cookMySop(OP_Context &context)
Definition: SOP_VDBVerbUtils.h:118
Definition: Mat.h:187
openvdb::Vec2R evalVec2R(const char *name, fpreal time) const
Definition: SOP_VDBVerbUtils.h:47
virtual OP_ERROR cookVDBSop(OP_Context &)=0
const GA_PointGroup * parsePointGroups(const UT_StringRef &maskStr, const GroupCreator &maskGeo)
Definition: SOP_VDBVerbUtils.h:98
OP_ERROR cook(OP_Context &context) override final
Definition: SOP_VDBVerbUtils.h:110
const GA_PrimitiveGroup * matchGroup(const GU_Detail &gdp, const UT_StringRef &groupname)
Definition: SOP_VDBVerbUtils.h:66
openvdb::Vec3f evalVec3f(const char *name, fpreal time) const
Definition: SOP_VDBVerbUtils.h:28
openvdb::Vec2i evalVec2i(const char *name, fpreal time) const
Definition: SOP_VDBVerbUtils.h:52
~SOP_VDBCacheOptions() override
Definition: SOP_VDBVerbUtils.h:26
SOP_NodeCacheOptions subclass that adds methods specific to SOP_NodeVDB.
Definition: SOP_VDBVerbUtils.h:22