PETSc version 3.16.6
DMDACoor2d
Structure for holding 2d (x and y) coordinates.
Synopsis
DMDACoor2d **coors;
Vec vcoors;
DM cda;
DMGetCoordinates(da,&vcoors);
DMGetCoordinateDM(da,&cda);
DMDAVecGetArray(cda,vcoors,&coors);
DMDAGetCorners(cda,&mstart,&nstart,0,&m,&n,0)
for (i=mstart; i<mstart+m; i++) {
for (j=nstart; j<nstart+n; j++) {
x = coors[j][i].x;
y = coors[j][i].y;
......
}
}
DMDAVecRestoreArray(dac,vcoors,&coors);
See Also
DMDACoor3d, DMGetCoordinateDM(), DMGetCoordinates()
Level
intermediate
Location
src/dm/impls/da/../../../../include/petscdmda.h
Examples
src/snes/tutorials/ex5.c.html
Index of all DMDA routines
Table of Contents for all manual pages
Index of all manual pages