1 #ifndef COIN_SOSUBENGINE_H 2 #define COIN_SOSUBENGINE_H 28 #include <Inventor/SbName.h> 29 #include <Inventor/SoType.h> 30 #include <Inventor/engines/SoEngine.h> 31 #include <Inventor/engines/SoOutputData.h> 32 #include <Inventor/fields/SoFieldData.h> 40 #define PRIVATE_ENGINE_TYPESYSTEM_HEADER( ) \ 42 static SoType getClassTypeId(void); \ 43 virtual SoType getTypeId(void) const; \ 45 static SoType classTypeId 47 #define SO_ENGINE_ABSTRACT_HEADER(_classname_) \ 48 PRIVATE_ENGINE_TYPESYSTEM_HEADER(); \ 50 static const SoFieldData ** getInputDataPtr(void); \ 51 static const SoEngineOutputData ** getOutputDataPtr(void); \ 53 virtual const SoFieldData * getFieldData(void) const; \ 54 virtual const SoEngineOutputData * getOutputData(void) const; \ 56 static unsigned int classinstances; \ 57 static SoFieldData * inputdata; \ 58 static const SoFieldData ** parentinputdata; \ 59 static SoEngineOutputData * outputdata; \ 60 static const SoEngineOutputData ** parentoutputdata; \ 61 static void atexit_cleanup(void) 63 #define SO_ENGINE_HEADER(_classname_) \ 64 SO_ENGINE_ABSTRACT_HEADER(_classname_); \ 66 static void * createInstance(void) 70 #define PRIVATE_ENGINE_TYPESYSTEM_SOURCE(_class_) \ 71 SoType _class_::getClassTypeId(void) { return _class_::classTypeId; } \ 72 SoType _class_::getTypeId(void) const { return _class_::classTypeId; } \ 73 SoType _class_::classTypeId STATIC_SOTYPE_INIT 75 #define SO_ENGINE_ABSTRACT_SOURCE(_class_) \ 76 PRIVATE_ENGINE_TYPESYSTEM_SOURCE(_class_); \ 78 unsigned int _class_::classinstances = 0; \ 79 SoFieldData * _class_::inputdata = NULL; \ 80 const SoFieldData ** _class_::parentinputdata = NULL; \ 81 SoEngineOutputData * _class_::outputdata = NULL; \ 82 const SoEngineOutputData ** _class_::parentoutputdata = NULL; \ 84 const SoFieldData ** \ 85 _class_::getInputDataPtr(void) \ 87 return (const SoFieldData **)&_class_::inputdata; \ 91 _class_::getFieldData(void) const \ 93 return _class_::inputdata; \ 96 const SoEngineOutputData ** \ 97 _class_::getOutputDataPtr(void) \ 99 return (const SoEngineOutputData**)&_class_::outputdata; \ 102 const SoEngineOutputData * \ 103 _class_::getOutputData(void) const \ 105 return _class_::outputdata; \ 108 #define SO_ENGINE_SOURCE(_class_) \ 109 SO_ENGINE_ABSTRACT_SOURCE(_class_); \ 112 _class_::createInstance(void) \ 114 return new _class_; \ 118 _class_::atexit_cleanup(void) \ 120 delete _class_::inputdata; \ 121 delete _class_::outputdata; \ 122 _class_::inputdata = NULL; \ 123 _class_::outputdata = NULL; \ 124 _class_::parentinputdata = NULL; \ 125 _class_::parentoutputdata = NULL; \ 126 _class_::classTypeId STATIC_SOTYPE_INIT; \ 127 _class_::classinstances = 0; \ 132 #define SO_ENGINE_IS_FIRST_INSTANCE() \ 133 (classinstances == 1) 135 #define SO_ENGINE_CONSTRUCTOR(_class_) \ 137 SoBase::staticDataLock(); \ 138 _class_::classinstances++; \ 140 assert(_class_::classTypeId != SoType::badType()); \ 142 if (!_class_::inputdata) { \ 143 _class_::inputdata = \ 144 new SoFieldData(_class_::parentinputdata ? \ 145 *_class_::parentinputdata : NULL); \ 146 _class_::outputdata = \ 147 new SoEngineOutputData(_class_::parentoutputdata ? \ 148 *_class_::parentoutputdata : NULL); \ 153 this->isBuiltIn = FALSE; \ 154 SoBase::staticDataUnlock(); \ 159 #define PRIVATE_COMMON_ENGINE_INIT_CODE(_class_, _classname_, _createfunc_, _parentclass_) \ 162 assert(_class_::classTypeId == SoType::badType()); \ 164 assert(_parentclass_::getClassTypeId() != SoType::badType()); \ 167 _class_::classTypeId = \ 168 SoType::createType(_parentclass_::getClassTypeId(), \ 173 _class_::parentinputdata = _parentclass_::getInputDataPtr(); \ 174 _class_::parentoutputdata = _parentclass_::getOutputDataPtr(); \ 178 #define SO_ENGINE_INIT_CLASS(_class_, _parentclass_, _parentname_) \ 180 const char * classname = SO__QUOTE(_class_); \ 181 PRIVATE_COMMON_ENGINE_INIT_CODE(_class_, classname, &_class_::createInstance, _parentclass_); \ 184 #define SO_ENGINE_EXIT_CLASS(_class_) \ 185 _class_::atexit_cleanup() 187 #define SO_ENGINE_INIT_ABSTRACT_CLASS(_class_, _parentclass_, _parentname_) \ 189 const char * classname = SO__QUOTE(_class_); \ 190 PRIVATE_COMMON_ENGINE_INIT_CODE(_class_, classname, NULL, _parentclass_); \ 195 #define SO_ENGINE_ADD_INPUT(_input_, _defaultval_) \ 197 this->_input_.setValue _defaultval_;\ 198 this->_input_.setContainer(this); \ 199 inputdata->addField(this, SO__QUOTE(_input_), &this->_input_);\ 202 #define SO_ENGINE_ADD_OUTPUT(_output_, _type_) \ 204 outputdata->addOutput(this, SO__QUOTE(_output_), \ 206 _type_::getClassTypeId()); \ 207 this->_output_.setContainer(this); \ 212 #define SO_ENGINE_DEFINE_ENUM_VALUE(_enumname_, _enumval_) \ 214 inputdata->addEnumValue(SO__QUOTE(_enumname_), \ 215 SO__QUOTE(_enumval_), _enumval_); \ 218 #define SO_ENGINE_OUTPUT(_engineout_, _fieldtype_, _writeop_) \ 220 if (_engineout_.isEnabled()) { \ 224 int SO_ENGINE_OUTPUT_numconnections = _engineout_.getNumConnections(); \ 229 for (int SO_ENGINE_OUTPUT_i = 0; SO_ENGINE_OUTPUT_i < SO_ENGINE_OUTPUT_numconnections; SO_ENGINE_OUTPUT_i++) { \ 230 _fieldtype_ * SO_ENGINE_OUTPUT_field = (_fieldtype_*) _engineout_[SO_ENGINE_OUTPUT_i]; \ 231 if (!SO_ENGINE_OUTPUT_field->isReadOnly()) { SO_ENGINE_OUTPUT_field->_writeop_; } \ 234 assert(_engineout_.getNumConnections() == SO_ENGINE_OUTPUT_numconnections); \ 240 #define SO_COMPOSE__HEADER(_name_) \ 241 SO_ENGINE_HEADER(_name_); \ 243 virtual void evaluate(); \ 248 static void initClass() 252 #endif // !COIN_SOSUBENGINE_H
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