![]() |
![]() |
Gwyddion Data Processing Library Reference Manual | ![]() |
|
---|---|---|---|---|
#include <libprocess/gwyprocess.h> void gwy_data_field_sum_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); void gwy_data_field_subtract_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); void gwy_data_field_divide_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); void gwy_data_field_multiply_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); void gwy_data_field_min_of_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); void gwy_data_field_max_of_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2); GwyDataCompatibilityFlags gwy_data_field_check_compatibility (GwyDataField *data_field1, GwyDataField *data_field2, GwyDataCompatibilityFlags check); GwyDataCompatibilityFlags gwy_data_line_check_compatibility (GwyDataLine *data_line1, GwyDataLine *data_line2, GwyDataCompatibilityFlags check);
Data arithmetic functions perform simple operations combining several data fields. Their sizes have to be size-compatible, i.e. gwy_data_field_check_compatibility(operand1, operand2, GWY_DATA_COMPATIBILITY_RES) must pass and the same must hold for the data field to store the result to.
Functions gwy_data_field_check_compatibility()
and
gwy_data_line_check_compatibility()
simplify testing compatibility of data
fields and lines, respectively.
void gwy_data_field_sum_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Sums two data fields.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
void gwy_data_field_subtract_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Subtracts one data field from another.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
void gwy_data_field_divide_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Divides one data field with another.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
void gwy_data_field_multiply_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Multiplies two data fields.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
void gwy_data_field_min_of_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Finds point-wise maxima of two data fields.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
void gwy_data_field_max_of_fields (GwyDataField *result, GwyDataField *operand1, GwyDataField *operand2);
Finds point-wise minima of two data fields.
|
A data field to put the result to. May be one of operand1 ,
operand2 .
|
|
First data field operand. |
|
Second data field operand. |
GwyDataCompatibilityFlags gwy_data_field_check_compatibility (GwyDataField *data_field1, GwyDataField *data_field2, GwyDataCompatibilityFlags check);
Checks whether two data fields are compatible.
|
A data field. |
|
Another data field. |
|
The compatibility tests to perform. |
Returns : |
Zero if all tested properties are compatible. Flags corresponding to failed tests if data fields are not compatible. |
GwyDataCompatibilityFlags gwy_data_line_check_compatibility (GwyDataLine *data_line1, GwyDataLine *data_line2, GwyDataCompatibilityFlags check);
Checks whether two data lines are compatible.
|
A data line. |
|
Another data line. |
|
The compatibility tests to perform. |
Returns : |
Zero if all tested properties are compatible. Flags corresponding to failed tests if data lines are not compatible. |