#include "petscts.h" PetscErrorCode TSSetCostIntegrand(TS ts,PetscInt numcost,PetscErrorCode (*rf)(TS,PetscReal,Vec,Vec,void*), PetscErrorCode (*drdyf)(TS,PetscReal,Vec,Vec*,void*), PetscErrorCode (*drdpf)(TS,PetscReal,Vec,Vec*,void*), PetscBool fwd,void *ctx)Logically Collective on TS Many br
ts | - the TS context obtained from TSCreate() Many br | |
numcost | - number of gradients to be computed, this is the number of cost functions Many br | |
rf | - routine for evaluating the integrand function Many br | |
drdyf | - function that computes the gradients of the r's with respect to y,NULL if not a function y Many br | |
drdpf | - function that computes the gradients of the r's with respect to p, NULL if not a function of p Many br | |
fwd - flag indicating whether to evaluate cost integral in the forward run or the adjoint run | - - ctx - [optional] user-defined context for private data for the function evaluation routine (may be NULL) Many br |
t | - current timestep Many br | |
y | - input vector Many br | |
f | - function result; one vector entry for each cost function Many br | |
ctx | - [optional] user-defined function context Many br |
PetscErroCode drdyf(TS ts,PetscReal t,Vec y,Vec *drdy,void *ctx);
PetscErroCode drdpf(TS ts,PetscReal t,Vec y,Vec *drdp,void *ctx);
Many br
Notes: For optimization there is generally a single cost function, numcost = 1. For sensitivities there may be multiple cost functions Many br
Level:intermediate
Location:src/ts/interface/ts.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages