1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] ="Loads a previously saved TS."; 3c4762a1bSJed Brown 4c4762a1bSJed Brown /* 5c4762a1bSJed Brown It loads a TS saved with TSView() 6c4762a1bSJed Brown 7c4762a1bSJed Brown */ 8c4762a1bSJed Brown /* 9c4762a1bSJed Brown Include "petscts.h" to use the PETSc timestepping routines. Note that 10c4762a1bSJed Brown this file automatically includes "petscsys.h" and other lower-level 11c4762a1bSJed Brown PETSc include files. 12c4762a1bSJed Brown */ 13c4762a1bSJed Brown #include <petscts.h> 14c4762a1bSJed Brown 15c4762a1bSJed Brown int main(int argc,char **argv) 16c4762a1bSJed Brown { 17c4762a1bSJed Brown TS ts; /* timestepping context */ 18c4762a1bSJed Brown PetscViewer viewer; 19c4762a1bSJed Brown 20*9566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&argv,NULL,help)); 21*9566063dSJacob Faibussowitsch PetscCall(PetscDLLibraryAppend(PETSC_COMM_WORLD,&PetscDLLibrariesLoaded,"advection-diffusion-reaction/ex1")); 22*9566063dSJacob Faibussowitsch PetscCall(TSCreate(PETSC_COMM_WORLD,&ts)); 23*9566063dSJacob Faibussowitsch PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,"advection-diffusion-reaction/binaryoutput",FILE_MODE_READ,&viewer)); 24*9566063dSJacob Faibussowitsch PetscCall(TSLoad(ts,viewer)); 25*9566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&viewer)); 26*9566063dSJacob Faibussowitsch /* PetscCall(PetscFPTView(0)); */ 27*9566063dSJacob Faibussowitsch PetscCall(TSSetFromOptions(ts)); 28*9566063dSJacob Faibussowitsch PetscCall(TSSetUp(ts)); 29*9566063dSJacob Faibussowitsch PetscCall(TSView(ts,PETSC_VIEWER_STDOUT_WORLD)); 30*9566063dSJacob Faibussowitsch PetscCall(TSSolve(ts,NULL)); 31*9566063dSJacob Faibussowitsch PetscCall(TSDestroy(&ts)); 32*9566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 33b122ec5aSJacob Faibussowitsch return 0; 34c4762a1bSJed Brown } 35