eigenlldb.EigenMatrixChildProvider Class Reference

Public Member Functions
def	__init__ (self, valobj, internal_dict)
def	num_children (self)
def	get_child_index (self, name)
def	get_child_at_index (self, index)

Private Member Functions
def	_cols (self)
def	_rows (self)

Private Attributes
	_valobj
	_scalar_type
	_scalar_size
	_rows_compile_time
	_cols_compile_time
	_row_major
	_fixed_storage

Constructor & Destructor Documentation

__init__()

def eigenlldb.EigenMatrixChildProvider.__init__	(		self,
			valobj,
			internal_dict
	)

    def __init__(self, valobj, internal_dict):
        self._valobj = valobj
        valtype = valobj.GetType().GetCanonicalType()
 
        scalar_type = valtype.GetTemplateArgumentType(0)
        if not scalar_type.IsValid():
            # In the case that scalar_type is invalid on LLDB 9.0 on Windows with CLion
            storage = valobj.GetChildMemberWithName("m_storage")
            data = storage.GetChildMemberWithName("m_data")
            data_type = data.GetType()
            if data_type.IsPointerType():
                scalar_type = data.GetType().GetPointeeType()
            else:
                scalar_type = data.GetChildMemberWithName("array").GetType().GetArrayElementType()
        self._scalar_type = scalar_type
        self._scalar_size = self._scalar_type.GetByteSize()
 
        name = valtype.GetName()
        template_begin = name.find("<")
        template_end = name.find(">")
        template_args = name[(template_begin + 1):template_end].split(",")
        self._rows_compile_time = int(template_args[1])
        self._cols_compile_time = int(template_args[2])
        self._row_major = (int(template_args[3]) & 1) != 0
 
        max_rows = int(template_args[4])
        max_cols = int(template_args[5])
        self._fixed_storage = (max_rows != -1 and max_cols != -1)
 

Member Function Documentation

_cols()

def eigenlldb.EigenMatrixChildProvider._cols (   self )

private

    def _cols(self):
        if self._cols_compile_time == -1:
            storage = self._valobj.GetChildMemberWithName("m_storage")
            cols = storage.GetChildMemberWithName("m_cols")
            return cols.GetValueAsUnsigned()
        else:
            return self._cols_compile_time
 

References eigenlldb.EigenMatrixChildProvider._cols_compile_time, eigenlldb.EigenMatrixChildProvider._valobj, and eigenlldb.EigenSparseMatrixChildProvider._valobj.

Referenced by eigenlldb.EigenMatrixChildProvider.num_children().

_rows()

def eigenlldb.EigenMatrixChildProvider._rows (   self )

private

    def _rows(self):
        if self._rows_compile_time == -1:
            storage = self._valobj.GetChildMemberWithName("m_storage")
            rows = storage.GetChildMemberWithName("m_rows")
            return rows.GetValueAsUnsigned()
        else:
            return self._rows_compile_time
 
 

References eigenlldb.EigenMatrixChildProvider._rows_compile_time, eigenlldb.EigenMatrixChildProvider._valobj, and eigenlldb.EigenSparseMatrixChildProvider._valobj.

Referenced by eigenlldb.EigenMatrixChildProvider.num_children().

get_child_at_index()

def eigenlldb.EigenMatrixChildProvider.get_child_at_index	(		self,
			index
	)

    def get_child_at_index(self, index):
        storage = self._valobj.GetChildMemberWithName("m_storage")
        data = storage.GetChildMemberWithName("m_data")
        offset = self._scalar_size * index
 
        if self._row_major:
            row = index // self._cols()
            col = index % self._cols()
        else:
            row = index % self._rows()
            col = index // self._rows()
        if self._fixed_storage:
            data = data.GetChildMemberWithName("array")
        if self._cols() == 1:
            name = '[{}]'.format(row)
        elif self._rows() == 1:
            name = '[{}]'.format(col)
        else:
            name = '[{},{}]'.format(row, col)
        return data.CreateChildAtOffset(
            name, offset, self._scalar_type
        )
 

get_child_index()

def eigenlldb.EigenMatrixChildProvider.get_child_index	(		self,
			name
	)

    def get_child_index(self, name):
        pass
 

num_children()

def eigenlldb.EigenMatrixChildProvider.num_children

(

self

)

    def num_children(self):
        return self._cols() * self._rows()
 

References eigenlldb.EigenMatrixChildProvider._cols(), and eigenlldb.EigenMatrixChildProvider._rows().

Member Data Documentation

_cols_compile_time

eigenlldb.EigenMatrixChildProvider._cols_compile_time

private

Referenced by eigenlldb.EigenMatrixChildProvider._cols().

_fixed_storage

eigenlldb.EigenMatrixChildProvider._fixed_storage

private

_row_major

eigenlldb.EigenMatrixChildProvider._row_major

private

Referenced by eigenlldb.EigenSparseMatrixChildProvider._child_name().

_rows_compile_time

eigenlldb.EigenMatrixChildProvider._rows_compile_time

private

Referenced by eigenlldb.EigenMatrixChildProvider._rows().

_scalar_size

eigenlldb.EigenMatrixChildProvider._scalar_size

private

_scalar_type

eigenlldb.EigenMatrixChildProvider._scalar_type

private

_valobj

eigenlldb.EigenMatrixChildProvider._valobj

private

Referenced by eigenlldb.EigenMatrixChildProvider._cols(), eigenlldb.EigenMatrixChildProvider._rows(), and eigenlldb.EigenSparseMatrixChildProvider.update().

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

• eigenlldb.py