MatFDColoringCreate

Creates a matrix coloring context for finite difference computation of Jacobians.

Synopsis

int MatFDColoringCreate(Mat mat,ISColoring iscoloring,MatFDColoring *color)
Collective on Mat

Input Parameters

mat - the matrix containing the nonzero structure of the Jacobian
iscoloring - the coloring of the matrix

Output Parameter

color -the new coloring context Options Database Keys: + -mat_fd_coloring_view - Activates basic viewing or coloring
-mat_fd_coloring_view_draw -Activates drawing of coloring
-mat_fd_coloring_view_info -Activates viewing of coloring info

See Also

MatFDColoringDestroy()

Examples

src/snes/examples/tutorials/ex4.c

Location: src/mat/interface/fdmatrix.c
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