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GAS_Diffuse Class Reference

#include <GAS_Diffuse.h>

+ Inheritance diagram for GAS_Diffuse:

Public Member Functions

 GET_DATA_FUNC_S (GAS_NAME_FIELD, FieldName)
 
 GETSET_DATA_FUNCS_F ("diffuse", DiffuseRate)
 
 GET_DATA_FUNC_F ("cflcond", CFLCond)
 
 GET_DATA_FUNC_I ("maxiter", MaxIter)
 
 GET_DATA_FUNC_I ("miniter", MinIter)
 
 GET_DATA_FUNC_B ("relax", DoRelax)
 
 GET_DATA_FUNC_S (GAS_NAME_GEOMETRY, Geometry)
 
 GET_DATA_FUNC_S ("attribute", Attribute)
 
 GET_DATA_FUNC_I ("attribtype", AttribType)
 
 GET_DATA_FUNC_B (GAS_NAME_USETIMESTEP, UseTimeStep)
 
 GET_DATA_FUNC_F (GAS_NAME_TIMESCALE, TimeScale)
 
bool shouldMultiThread ()
 
- Public Member Functions inherited from GAS_SubSolver
virtual SIM_Result solveObjectsSubclass (SIM_Engine &engine, SIM_ObjectArray &objects, SIM_ObjectArray &newobjects, SIM_ObjectArray &feedbacktoobjects, const SIM_Time &timestep)
 Merely calls solve on each object. More...
 
virtual SIM_Result postSolveObjectsSubclass (SIM_Engine &engine, SIM_ObjectArray &objects, SIM_ObjectArray &newobjects, SIM_ObjectArray &feedbacktoobjects, const SIM_Time &timestep)
 Merely calls postSolve on each object. More...
 
virtual bool solveGas (SIM_Engine &engine, SIM_Object *obj, SIM_Time time, SIM_Time timestep)
 
const SIM_GeometrygetGeometry (const SIM_Object *obj, const char *name, bool silent=false)
 
SIM_GeometrygetGeometryNonConst (SIM_Object *obj, const char *name, bool silent=false)
 
const GA_PointGroupgetPointGroup (const GU_Detail *gdp, GOP_Manager &mgr, const char *parmname=GAS_NAME_PTGROUP)
 
SIM_GeometryCopygetGeometryCopy (SIM_Object *obj, const char *name, bool silent=false)
 
SIM_GeometryCopygetGeometryCopyByDataName (SIM_Object *obj, const char *dataname, bool silent=false)
 
SIM_ScalarFieldgetScalarField (SIM_Object *obj, const char *name, bool silent=false)
 
SIM_VectorFieldgetVectorField (SIM_Object *obj, const char *name, bool silent=false)
 
SIM_MatrixFieldgetMatrixField (SIM_Object *obj, const char *name, bool silent=false)
 
SIM_IndexFieldgetIndexField (SIM_Object *obj, const char *name, bool silent=false)
 
const SIM_ScalarFieldgetConstScalarField (const SIM_Object *obj, const char *name, bool silent=false)
 
const SIM_VectorFieldgetConstVectorField (const SIM_Object *obj, const char *name, bool silent=false)
 
const SIM_MatrixFieldgetConstMatrixField (const SIM_Object *obj, const char *name, bool silent=false)
 
const SIM_IndexFieldgetConstIndexField (const SIM_Object *obj, const char *name, bool silent=false)
 
const SIM_PositiongetConstPosFromField (const SIM_Object *obj, const char *name)
 
void getWorldToGeometry (UT_DMatrix4 &xform, SIM_Object *obj, const char *geopath)
 Builds the transform mapping world -> geo. More...
 
void getGeometryToWorld (UT_DMatrix4 &xform, SIM_Object *obj, const char *geopath)
 Builds the transform mapping geo -> world. More...
 
SIM_GeometryCopygetOrCreateGeometry (SIM_Object *obj, const char *name)
 
SIM_ScalarFieldgetOrCreateScalarField (SIM_Object *obj, const char *name)
 
SIM_VectorFieldgetOrCreateVectorField (SIM_Object *obj, const char *name)
 
SIM_MatrixFieldgetOrCreateMatrixField (SIM_Object *obj, const char *name)
 
SIM_IndexFieldgetOrCreateIndexField (SIM_Object *obj, const char *name)
 
void getMatchingData (SIM_DataArray &data, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingData (SIM_DataArray &data, UT_StringArray &datanames, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingDataByName (SIM_DataArray &data, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingDataByName (SIM_DataArray &data, UT_StringArray &datanames, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingConstData (SIM_ConstDataArray &data, UT_StringArray &datanames, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingGeoCopy (SIM_DataArray &data, SIM_Object *obj, const char *name, bool silent=false)
 
void getMatchingGeoCopyByName (SIM_DataArray &data, SIM_Object *obj, const char *name, bool silent=false)
 
void matchField (SIM_ScalarField *field, const SIM_ScalarField *reffield)
 
void matchField (SIM_VectorField *field, const SIM_ScalarField *reffield)
 
void matchField (SIM_MatrixField *field, const SIM_ScalarField *reffield)
 
void matchField (SIM_IndexField *field, const SIM_ScalarField *reffield)
 
void buildRelationshipField (SIM_ScalarField *mask, SIM_VectorField *vel, SIM_IndexField *index, UT_DMatrix4 masktoworld, const SIM_Object *srcobj, bool usepoint, bool usesdf, bool allownonsdf, bool negate, fpreal particlebandwidth, fpreal bandwidth, fpreal velscale=1)
 
bool findReferenceBBox (const SIM_Object *, const char *parmname, const char *groupparmname, UT_Vector3 &center, UT_Vector3 &size, UT_DMatrix4 &xform)
 
void reportCLError (SIM_Object *obj, int err, const char *msg) const
 
SYS_STATIC_FORCE_INLINE float mixValues (MIX_NAMES mixtype, float d, float s)
 Performs the requires mixing. More...
 
void clearForces (GU_Detail *gdp, bool cleartorque=false) const
 Zeros out the force and optionaly torque attributes. More...
 
void clearForces (GU_Detail *gdp, const GA_PointGroup *grp, bool cleartorque) const
 
 THREADED_METHOD6_CONST (GAS_SubSolver, gdp->getNumPoints() > 2048, applyForces, GU_Detail *, gdp, const GA_PointGroup *, ptgrp, SIM_Time, timestep, bool, densityscale, bool, doorient, bool, updatepos) void applyForcesPartial(GU_Detail *gdp
 
bool buildSPH (GAS_SPH &sph, const SIM_Geometry *geo) const
 
bool buildSPH (GAS_SPH &sph, const SIM_Object *obj) const
 
- Public Member Functions inherited from SIM_Solver
SIM_Result solveObjects (SIM_Engine &engine, SIM_ObjectArray &objects, SIM_ObjectArray &newobjects, SIM_ObjectArray &feedbacktoobjects, const SIM_Time &timestep)
 
SIM_Result postSolveObjects (SIM_Engine &engine, SIM_ObjectArray &objects, SIM_ObjectArray &newobjects, SIM_ObjectArray &feedbacktoobjects, const SIM_Time &timestep)
 
SIM_Result solveRelationship (SIM_Engine &engine, SIM_Relationship &relationship, const SIM_Time &timestep)
 
int getRequestedCache () const
 
void getImpulseMassMatrix (const SIM_Object &object, const UT_Vector3 &impulseworldpos, UT_DMatrix3 &immatrix) const
 
void getPointImpulseMassMatrix (const SIM_Object &object, GA_Index ptnum, UT_DMatrix3 &immatrix) const
 
SIM_PointImpulseMassMatrixResolvergetPointImpulseMassMatrixResolver (const SIM_Object &object) const
 Builds a resolver to efficiently compute mass matrices. More...
 
fpreal getPropertyAtPosition (const SIM_Object &object, const UT_Vector3 &worldpos, const SIM_Property &property) const
 
fpreal getPropertyAtPoint (const SIM_Object &object, GA_Index ptnum, const SIM_Property &property) const
 
SIM_PropertyResolvergetPropertyResolver (const SIM_Object &object, const SIM_Property &property) const
 Builds a resolver to efficiently compute property values. More...
 
void getDefaultColliderLabel (const SIM_Object &object, UT_String &label) const
 Gets the default collider label for an object using this solver. More...
 
void getDefaultCollider (const SIM_Object &object, const UT_String &colliderlabel, UT_String &collidertype, bool &colliderreverseobjectroles) const
 
void setStartTime (const SIM_Time &starttime)
 
bool isStatic (const SIM_Object *obj) const
 
- Public Member Functions inherited from SIM_Data
const UT_StringgetDataType () const
 
void initialize (const SIM_SubdataBehavior &subdatabehavior)
 
void makeEqual (const SIM_Data *source, const SIM_SubdataBehavior &subdatabehavior)
 
void setParameters (const SIM_Options &parms)
 
void interpolate (const SIM_Data *source1, const SIM_Data *source2, fpreal interp)
 
int64 getMemorySize () const
 
bool getIsAlternateRepresentation () const
 
bool saveToFile (const char *filename, UT_CompressionType compressionType) const
 
bool saveToStream (std::ostream &os, UT_CompressionType compressionType) const
 
bool loadFromFile (const char *filename)
 
bool loadFromStream (UT_IStream &is, bool skiptype=false)
 
bool getIsOfType (const char *datatype) const
 
const voidgetConstPointerToType (const char *datatype) const
 
voidgetPointerToType (const char *datatype)
 
int getNumSubData () const
 Get the number of sub-data items attached to this data. More...
 
const char * getSubDataName (int index) const
 Get the name of the sub-data at a particular index location. More...
 
int getSubDataIndex (const SIM_Data *subdata) const
 
bool buildSubDataPath (const SIM_Data *subdata, UT_String &pathto) const
 
const SIM_QuerygetQueryObject () const
 
long getGuideParmVersion () const
 
void addGuideDep (DEP_MicroNode &src) const
 
virtual bool getGuideGeometryList (const SIM_RootData &root, const char *datapath, const SIM_Time &t, UT_Array< GU_ConstDetailHandle > &detailArray, UT_Array< UT_DMatrix4 > &xformArray) const
 
GU_ConstDetailHandle getGuideGeometry (const SIM_RootData &root, const char *datapath, UT_DMatrix4 &xform, const SIM_Time &t) const
 
void buildGuideOptions (SIM_Options &options, const SIM_Time &time) const
 
SIM_DatagetSubData (int index)
 
const SIM_DatagetConstSubData (int index) const
 
SIM_DatagetNamedSubData (const char *dataname)
 
const SIM_DatagetConstNamedSubData (const char *dataname) const
 
void filterSubData (SIM_DataArray &ncdp, UT_StringArray *names, const SIM_DataFilter &ncfilter, const char *startfrom, const SIM_DataFilter &recursefilter)
 
void filterConstSubData (SIM_ConstDataArray &dp, UT_StringArray *names, const SIM_DataFilter &filter, const char *startfrom, const SIM_DataFilter &recurseFilter) const
 
SIM_DatagetNthSubData (UT_String *name, const SIM_DataFilter &filter, int n, const char *startfrom, const SIM_DataFilter &recurseFilter)
 
const SIM_DatagetNthConstSubData (UT_String *name, const SIM_DataFilter &filter, int n, const char *startfrom, const SIM_DataFilter &recurseFilter) const
 
void forEachSubData (SIM_EachDataCallback &cb, const SIM_DataFilter &filter, const char *startfrom, const SIM_DataFilter &recurseFilter)
 
void forEachConstSubData (SIM_EachDataCallback &cb, const SIM_DataFilter &filter, const char *startfrom, const SIM_DataFilter &recurseFilter) const
 
SIM_DatacreateNamedSubData (const char *dataname, const char *datatype, int creationflags, UT_String *newdatanameptr=NULL)
 
SIM_DatagetOrCreateAlternateRepresentation (const char *dataname, const char *datatype) const
 
void interpolateSubData (const SIM_Data &source1, const SIM_Data &source2, fpreal interp, const SIM_DataFilter &interpdata, const SIM_DataFilter &recurse)
 
void setNamedSubData (const char *dataname, const SIM_Data *data, int setflags)
 
void createUniqueSubDataName (const SIM_Data *subdata, UT_String &dataname) const
 
void removeNamedSubData (const char *dataname)
 Remove some existing sub-data by name. More...
 
void removeSubData (int index)
 Remove some existing sub-data by index. More...
 
void moveNamedSubData (const char *oldname, const char *newname)
 
const UT_GuidgetUniqueId () const
 
long getReferenceCount () const
 
int getCreatorId () const
 Get the ID of the node that created this data. More...
 
OP_NodegetCreatorNode () const
 Use the creator ID to look up the OP_Node that created this data. More...
 
OP_NodegetOwnerNetwork () const
 Look up the owner node of our engine to get the DOP Network pointer. More...
 
const SIM_EnginegetEngine () const
 Get the engine that created us (from our data factory). More...
 
int getCreatorIndex () const
 Get the output index of the creator node that generated this data. More...
 
const SIM_TimegetCreationTime () const
 Get the creation time for this data. More...
 
bool getIsSelected () const
 Get the selected flag for this data. More...
 
void setIsSelected (bool selected) const
 
bool getSelectionRepresentsObject () const
 
void copyCreationInfoFrom (const SIM_Data *source)
 
OP_NodegetNodePathsRelativeTo () const
 
OP_NodegetOPNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return an OBJ_Node. More...
 
OBJ_NodegetOBJNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return an OBJ_Node. More...
 
SOP_NodegetSOPNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return a SOP_Node. More...
 
POP_NodegetPOPNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return a POP_Node. More...
 
DOP_NodegetDOPNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return a DOP_Node. More...
 
COP2_NodegetCOP2Node (const char *path, bool addinterest) const
 Given a path relative to our creator node, return a COP2_Node. More...
 
CHOP_NodegetCHOPNode (const char *path, bool addinterest) const
 Given a path relative to our creator node, return a CHOP_Node. More...
 
void addOPInterest (OP_Node *node) const
 Adds an interest in the specified node to our engine's owner node. More...
 
void addError (const SIM_RootData *root, int errorcode, const char *errorparm, UT_ErrorSeverity severity) const
 Adds an error to our SIM_Engine. More...
 
- Public Member Functions inherited from SIM_OptionsUser
 SIM_OptionsUser (SIM_Data *owner)
 
virtual ~SIM_OptionsUser ()
 
void optionChanged (const char *name)
 
const SIM_OptionsgetOptions () const
 

Protected Types

enum  gas_AttribType {
  FLOAT1, FLOAT2, FLOAT3, FLOAT4,
  VECTOR
}
 

Protected Member Functions

 GAS_Diffuse (const SIM_DataFactory *factory)
 
virtual ~GAS_Diffuse ()
 
virtual bool solveGasSubclass (SIM_Engine &engine, SIM_Object *obj, SIM_Time time, SIM_Time timestep)
 
void doDiffuse (SIM_RawField *field, SIM_Time timestep)
 Actual performs the diffusion on one specific field. More...
 
void doDiffuse (SIM_Object *obj, GU_Detail *gdp, SIM_Time timestep, const UT_String &attribname, gas_AttribType type)
 Performs point attribute diffusion on a geometry field. More...
 
fpreal calculateTimestep (const GU_Detail *gdp, const gas_AttribType type, const int attribSize, const UT_Vector4Array &deltas, fpreal cflCond, fpreal mindivstep, fpreal maxdivstep, fpreal timeleft)
 
 THREADED_METHOD7 (GAS_Diffuse, shouldMultiThread(), computeDeltas, const GU_Detail *, gdp, const GAS_SPH &, sph, UT_Vector4Array &, deltas, const fpreal, diffuseRate, const gas_AttribType, type, const int, attribSize, const UT_String &, attribName) void computeDeltasPartial(const GU_Detail *gdp
 
 THREADED_METHOD6 (GAS_Diffuse, shouldMultiThread(), applyDeltas, GU_Detail *, gdp, const UT_Vector4Array &, deltas, const gas_AttribType, type, const int, attribSize, const UT_String &, attribName, SIM_Time, timestep) void applyDeltasPartial(GU_Detail *gdp
 
- Protected Member Functions inherited from GAS_SubSolver
 GAS_SubSolver (const SIM_DataFactory *factory)
 
virtual ~GAS_SubSolver ()
 
virtual bool postSolveGasSubclass (SIM_Engine &engine, SIM_Object *obj, SIM_Time time, SIM_Time timestep)
 
fpreal getPropertyFromState (const SIM_Object &object, const SIM_Property &property) const
 Get a property value by looking at the Physical Parms of an object. More...
 
virtual fpreal getPropertyAtPositionSubclass (const SIM_Object &object, const UT_Vector3 &worldspacepos, const SIM_Property &property) const
 Evaluates property at a given position. More...
 
virtual fpreal getPropertyAtPointSubclass (const SIM_Object &object, int ptnum, const SIM_Property &property) const
 
virtual SIM_PropertyResolvergetPropertyResolverSubclass (const SIM_Object &object, const SIM_Property &property) const
 Builds a resolver for evaluating properties swiftly. More...
 
fpreal calculateTimestep (SIM_Engine &engine, const SIM_VectorField *velocity, fpreal cflcond, UT_Vector3 *maxvel=0) const
 
fpreal calculateTimestep (GU_ConstDetailHandle gdh, fpreal cflcond, fpreal *maxspeed=0, fpreal *minradius=0) const
 
 THREADED_METHOD1 (GAS_SubSolver, parms.mask->shouldMultiThread(), buildRelationshipFieldInternal, const RelationshipParms &, parms) void buildRelationshipFieldInternalPartial(const RelationshipParms &parms
 Builds a relationship field after most stuff has been setup. More...
 
- Protected Member Functions inherited from SIM_Solver
 SIM_Solver (const SIM_DataFactory *factory)
 Basic SIM_Solver constructor. More...
 
virtual ~SIM_Solver ()
 Basic SIM_Solver destructor. More...
 
bool getStartTime (SIM_Time &time)
 
void clearStartTime ()
 
void getSolverSubdata (SIM_SolverArray &subsolvers, UT_StringArray *subsolvernames)
 
void getConstSolverSubdata (SIM_ConstSolverArray &subsolvers, UT_StringArray *subsolvernames) const
 
virtual bool isStaticSubclass (const SIM_Object *obj) const
 Determines if this solver does nothing on the object. More...
 
virtual SIM_Result solveRelationshipSubclass (SIM_Engine &engine, SIM_Relationship &relationship, const SIM_Time &timestep)
 
virtual int getRequestedCacheSubclass () const
 
virtual void getImpulseMassMatrixSubclass (const SIM_Object &object, const UT_Vector3 &impulseworldpos, UT_DMatrix3 &immatrix) const
 
virtual void getPointImpulseMassMatrixSubclass (const SIM_Object &object, int ptnum, UT_DMatrix3 &immatrix) const
 
virtual
SIM_PointImpulseMassMatrixResolver
getPointImpulseMassMatrixResolverSubclass (const SIM_Object &object) const
 Builds a resolver for evaluating mass matrices swiftly. More...
 
virtual void getDefaultColliderLabelSubclass (const SIM_Object &object, UT_String &label) const
 Gets the default collider label for an object using this solver. More...
 
virtual void getDefaultColliderSubclass (const SIM_Object &object, const UT_String &colliderlabel, UT_String &collidertype, bool &colliderreverseobjectroles) const
 
- Protected Member Functions inherited from SIM_Data
 SIM_Data (const SIM_DataFactory *factory)
 
virtual ~SIM_Data ()
 
void handleModification (int code=-1)
 
void setNeedsToRecalculateMemorySize () const
 
void deleteQueryObjectIfNotBuilding () const
 Deletes the query object for this data, if there is one. More...
 
void deleteGuideObjectIfNotBuilding () const
 Delete the guide geometry for this data, if it exists. More...
 
void initAlternateRepresentation () const
 
void setNeedsInitialization (bool needsinit) const
 Flags an alternate representation subdata as requiring initialization. More...
 
bool getNeedsInitialization () const
 Tests whether an alternate representation requires initialization. More...
 
bool saveOptionPacket (std::ostream &os, const char *name, const SIM_Options *opts) const
 
bool loadOptionPacket (UT_IStream &is, const char *name, SIM_Options *opts) const
 
bool getIsDoingSimplifiedSaveLoad () const
 
void initializeFromParmDefaults ()
 
void setSelectionRepresentsObject (bool representsobject)
 
virtual void setNeedsInitializationSubclass (bool needsinit) const
 
virtual void initializeSubclass ()
 
virtual void makeEqualSubclass (const SIM_Data *source)
 
virtual void saveSubclass (std::ostream &os) const
 
virtual void saveIOSubclass (std::ostream &os, SIM_DataThreadedIO *io) const
 
virtual bool loadSubclass (UT_IStream &is)
 
virtual bool loadIOSubclass (UT_IStream &is, SIM_DataThreadedIO *io)
 
virtual SIM_QuerycreateQueryObjectSubclass () const
 
virtual long getGuideParmVersionSubclass () const
 
virtual SIM_GuidecreateGuideObjectSubclass () const
 
virtual void buildGuideGeometrySubclass (const SIM_RootData &root, const SIM_Options &options, const GU_DetailHandle &gdh, UT_DMatrix4 *xform, const SIM_Time &t) const
 
virtual void setParametersSubclass (const SIM_Options &parms)
 
virtual void setNamedSubDataSubclass (const char *dataname, const SIM_Data *data)
 
virtual void removeNamedSubDataSubclass (const char *dataname)
 
virtual void interpolateSubclass (const SIM_Data *source1, const SIM_Data *source2, fpreal interp)
 
virtual int64 getMemorySizeSubclass () const
 
virtual void handleModificationSubclass (int code)
 
virtual bool getIsAlternateRepresentationSubclass () const
 
virtual void initAlternateRepresentationSubclass (const SIM_Data &)
 
virtual voidgetCastToType (const char *datatype) const
 
virtual const UT_StringgetDataTypeSubclass () const
 
const SIM_DatagetAlternateRepresentationOf () const
 
- Protected Member Functions inherited from SIM_OptionsUser
SIM_OptionsgetOptions ()
 
virtual void optionChangedSubclass (const char *name)
 

Protected Attributes

const GAS_SPHsph
 
const GAS_SPH UT_Vector4Arraydeltas
 
const GAS_SPH UT_Vector4Array
const fpreal 
diffuseRate
 
const GAS_SPH UT_Vector4Array
const fpreal const
gas_AttribType 
type
 
const GAS_SPH UT_Vector4Array
const fpreal const
gas_AttribType const int 
attribSize
 
const GAS_SPH UT_Vector4Array
const fpreal const
gas_AttribType const int const
UT_String
attribName
 
const GAS_SPH UT_Vector4Array
const fpreal const
gas_AttribType const int const
UT_String const UT_JobInfo
info
 
const UT_Vector4Arraydeltas
 
const UT_Vector4Array const
gas_AttribType 
type
 
const UT_Vector4Array const
gas_AttribType const int 
attribSize
 
const UT_Vector4Array const
gas_AttribType const int const
UT_String
attribName
 
const UT_Vector4Array const
gas_AttribType const int const
UT_String SIM_Time 
timestep
 
const UT_Vector4Array const
gas_AttribType const int const
UT_String SIM_Time const
UT_JobInfo
info
 
- Protected Attributes inherited from GAS_SubSolver
const UT_JobInfoinfo
 

Additional Inherited Members

- Public Types inherited from GAS_SubSolver
enum  MIX_NAMES {
  MIX_COPY, MIX_ADD, MIX_SUB, MIX_MUL,
  MIX_DIV, MIX_MAX, MIX_MIN, MIX_AVERAGE,
  NUM_MIX
}
 
enum  TIMESCALE_NAMES {
  TIMESCALE_NONE, TIMESCALE_ADD, TIMESCALE_MULT, TIMESCALE_BOTH,
  TIMESCALE_DIVIDE, TIMESCALE_SCALEMULT, NUM_TIMESCALE
}
 
enum  LENGTHSCALE_NAMES {
  LENGTHSCALE_NONE, LENGTHSCALE_LENGTH, LENGTHSCALE_AREA, LENGTHSCALE_VOLUME,
  NUM_LENGTHSCALE
}
 
- Public Types inherited from SIM_Solver
enum  SIM_Result { SIM_SOLVER_SUCCESS, SIM_SOLVER_REPEAT, SIM_SOLVER_SUBSTEP, SIM_SOLVER_FAIL }
 
- Static Public Member Functions inherited from GAS_SubSolver
static void setGasDescription (SIM_DopDescription &descr)
 
static float applyTimeScalePow (float value, float t)
 
static void applyTimeScale (float &add, float &mul, float timestep, int timescale)
 
static float applyLengthScale (float val, float width, int scaletype)
 
- Static Public Member Functions inherited from SIM_Solver
static const char * getPropertyAttribName (const SIM_Property &property)
 
static fpreal getPropertyAtPositionStatic (const SIM_Object &object, const UT_Vector3 &worldpos, const SIM_Property &property)
 
static fpreal getPropertyAtPointStatic (const SIM_Object &object, GA_Index ptnum, const SIM_Property &property)
 
static SIM_PropertyResolvergetPropertyResolverStatic (const SIM_Object &object, const SIM_Property &property)
 Static resolver for getting property values. More...
 
- Static Public Member Functions inherited from SIM_Data
static bool getDataTypeFromFile (const char *filename, UT_String &datatype)
 
static bool getDataTypeFromStream (UT_IStream &is, UT_String &datatype)
 
static const voidcastConstPointerToType (const SIM_Data *data, const char *datatype)
 
static voidcastPointerToType (SIM_Data *data, const char *datatype)
 
- Public Attributes inherited from GAS_SubSolver
const GA_PointGroupptgrp
 
const GA_PointGroup SIM_Time timestep
 
const GA_PointGroup SIM_Time bool densityscale
 
const GA_PointGroup SIM_Time
bool bool 
doorient
 
const GA_PointGroup SIM_Time
bool bool bool 
updatepos
 
const GA_PointGroup SIM_Time
bool bool bool const
UT_JobInfo &info 
const
 
- Static Protected Member Functions inherited from SIM_Data
static const PRM_TemplategetEmptyTemplateList ()
 
static const SIM_DopDescriptiongetEmptyDopDescription ()
 A DOP description that says not to create an automatic DOP. More...
 
static void getDataTypeSuperclasses (UT_StringArray &)
 
- Static Protected Attributes inherited from GAS_SubSolver
static PRM_Name ourMixMethods [NUM_MIX+1]
 Holds the parm names for our mix methods. More...
 
static PRM_ChoiceList ourMixMethodMenu
 
static PRM_Name ourTimeScaleMethods [NUM_TIMESCALE+1]
 
static PRM_ChoiceList ourTimeScaleMenu
 
static PRM_Name ourLengthScaleMethods [NUM_LENGTHSCALE+1]
 
static PRM_ChoiceList ourLengthScaleMenu
 

Detailed Description

Definition at line 26 of file GAS_Diffuse.h.

Member Enumeration Documentation

Enumerator
FLOAT1 
FLOAT2 
FLOAT3 
FLOAT4 
VECTOR 

Definition at line 46 of file GAS_Diffuse.h.

Constructor & Destructor Documentation

GAS_Diffuse::GAS_Diffuse ( const SIM_DataFactory factory)
explicitprotected
virtual GAS_Diffuse::~GAS_Diffuse ( )
protectedvirtual

Member Function Documentation

fpreal GAS_Diffuse::calculateTimestep ( const GU_Detail gdp,
const gas_AttribType  type,
const int  attribSize,
const UT_Vector4Array deltas,
fpreal  cflCond,
fpreal  mindivstep,
fpreal  maxdivstep,
fpreal  timeleft 
)
protected

Uses a CFL condition to calculate a diffusion timestep based on the computed delta values.

void GAS_Diffuse::doDiffuse ( SIM_RawField field,
SIM_Time  timestep 
)
protected

Actual performs the diffusion on one specific field.

void GAS_Diffuse::doDiffuse ( SIM_Object obj,
GU_Detail gdp,
SIM_Time  timestep,
const UT_String attribname,
gas_AttribType  type 
)
protected

Performs point attribute diffusion on a geometry field.

GAS_Diffuse::GET_DATA_FUNC_B ( "relax"  ,
DoRelax   
)
GAS_Diffuse::GET_DATA_FUNC_B ( GAS_NAME_USETIMESTEP  ,
UseTimeStep   
)
GAS_Diffuse::GET_DATA_FUNC_F ( "cflcond"  ,
CFLCond   
)
GAS_Diffuse::GET_DATA_FUNC_F ( GAS_NAME_TIMESCALE  ,
TimeScale   
)
GAS_Diffuse::GET_DATA_FUNC_I ( "maxiter"  ,
MaxIter   
)
GAS_Diffuse::GET_DATA_FUNC_I ( "miniter"  ,
MinIter   
)
GAS_Diffuse::GET_DATA_FUNC_I ( "attribtype"  ,
AttribType   
)
GAS_Diffuse::GET_DATA_FUNC_S ( GAS_NAME_FIELD  ,
FieldName   
)
GAS_Diffuse::GET_DATA_FUNC_S ( GAS_NAME_GEOMETRY  ,
Geometry   
)
GAS_Diffuse::GET_DATA_FUNC_S ( "attribute"  ,
Attribute   
)
GAS_Diffuse::GETSET_DATA_FUNCS_F ( "diffuse"  ,
DiffuseRate   
)
bool GAS_Diffuse::shouldMultiThread ( )
inline

Definition at line 42 of file GAS_Diffuse.h.

virtual bool GAS_Diffuse::solveGasSubclass ( SIM_Engine engine,
SIM_Object obj,
SIM_Time  time,
SIM_Time  timestep 
)
protectedvirtual

Diffuses scalar fields by moving along curvature or performing relaxation steps.

Implements GAS_SubSolver.

GAS_Diffuse::THREADED_METHOD6 ( GAS_Diffuse  ,
shouldMultiThread()  ,
applyDeltas  ,
GU_Detail ,
gdp  ,
const UT_Vector4Array ,
deltas  ,
const gas_AttribType  ,
type  ,
const int  ,
attribSize  ,
const UT_String ,
attribName  ,
SIM_Time  ,
timestep   
)
protected

A multi-threaded function used to apply diffusion changes to the given attribute value.

GAS_Diffuse::THREADED_METHOD7 ( GAS_Diffuse  ,
shouldMultiThread()  ,
computeDeltas  ,
const GU_Detail ,
gdp  ,
const GAS_SPH ,
sph  ,
UT_Vector4Array ,
deltas  ,
const fpreal  ,
diffuseRate  ,
const gas_AttribType  ,
type  ,
const int  ,
attribSize  ,
const UT_String ,
attribName   
) const
protected

A multi-threaded function used to calculate the rate of change of the given attribute value.

Member Data Documentation

Definition at line 96 of file GAS_Diffuse.h.

const UT_Vector4Array const gas_AttribType const int const UT_String& GAS_Diffuse::attribName
protected

Definition at line 114 of file GAS_Diffuse.h.

const GAS_SPH UT_Vector4Array const fpreal const gas_AttribType const int GAS_Diffuse::attribSize
protected

Definition at line 96 of file GAS_Diffuse.h.

const UT_Vector4Array const gas_AttribType const int GAS_Diffuse::attribSize
protected

Definition at line 114 of file GAS_Diffuse.h.

const GAS_SPH UT_Vector4Array& GAS_Diffuse::deltas
protected

Definition at line 96 of file GAS_Diffuse.h.

const UT_Vector4Array& GAS_Diffuse::deltas
protected

Definition at line 114 of file GAS_Diffuse.h.

const GAS_SPH UT_Vector4Array const fpreal GAS_Diffuse::diffuseRate
protected

Definition at line 96 of file GAS_Diffuse.h.

Definition at line 96 of file GAS_Diffuse.h.

Definition at line 114 of file GAS_Diffuse.h.

const GAS_SPH& GAS_Diffuse::sph
protected

Definition at line 96 of file GAS_Diffuse.h.

Definition at line 114 of file GAS_Diffuse.h.

Definition at line 96 of file GAS_Diffuse.h.

const UT_Vector4Array const gas_AttribType GAS_Diffuse::type
protected

Definition at line 114 of file GAS_Diffuse.h.


The documentation for this class was generated from the following file: