libsim  Versione 7.2.4

◆ conxch_simc()

integer function space_utilities::conxch_simc ( double precision, dimension(:), intent(in)  X,
double precision, dimension(:), intent(in)  Y,
integer, intent(in)  I1,
integer, intent(in)  I2,
integer, intent(in)  I3,
integer, intent(in)  I4 
)
private

THIS FUNCTION DETERMINES WHETHER OR NOT THE EXCHANGE OF TWO TRIANGLES IS NECESSARY ON THE BASIS OF MAX-MIN-ANGLE CRITERION BY C.

L. LAWSON. THIS FUNCTION RETURNS A VALUE 1 (ONE) WHEN AN EXCHANGE IS NEEDED, AND 0 (ZERO) OTHERWISE.

Parametri
[in]yARRAYS CONTAINING THE COORDINATES OF THE DATA POINTS
[in]i1POINT NUMBERS OF FOUR POINTS P1,P2,P3, AND P4 THAT FORM A QUADRILATERAL WITH P3 AND P4 CONNECTED DIADONALLY.
[in]i2POINT NUMBERS OF FOUR POINTS P1,P2,P3, AND P4 THAT FORM A QUADRILATERAL WITH P3 AND P4 CONNECTED DIADONALLY.
[in]i3POINT NUMBERS OF FOUR POINTS P1,P2,P3, AND P4 THAT FORM A QUADRILATERAL WITH P3 AND P4 CONNECTED DIADONALLY.
[in]i4POINT NUMBERS OF FOUR POINTS P1,P2,P3, AND P4 THAT FORM A QUADRILATERAL WITH P3 AND P4 CONNECTED DIADONALLY.

Definizione alla linea 871 del file space_utilities.F90.


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