Lines Matching refs:stepdirection

64   PetscCall(VecDuplicate(tao->solution, &tao->stepdirection));  in TaoSetup_TRON()
162       PetscCall(VecSet(tao->stepdirection, 0.0));  in TaoSolve_TRON()
165       PetscCall(VecISAXPY(tao->stepdirection, tron->Free_Local, 1.0, tron->DXFree));  in TaoSolve_TRON()
167       PetscCall(VecDot(tao->gradient, tao->stepdirection, &gdx));  in TaoSolve_TRON()
175 …neSearchApply(tao->linesearch, tron->X_New, &f_new, tron->G_New, tao->stepdirection, &stepsize, &l…  in TaoSolve_TRON()
178       PetscCall(MatMult(tao->hessian, tao->stepdirection, tron->Work));  in TaoSolve_TRON()
180       PetscCall(VecDot(tao->stepdirection, tron->Work, &prered));  in TaoSolve_TRON()
193         PetscCall(VecCopy(tron->X_New, tao->stepdirection));  in TaoSolve_TRON()
194         PetscCall(VecAXPY(tao->stepdirection, -1.0, tao->solution));  in TaoSolve_TRON()
196         PetscCall(VecNorm(tao->stepdirection, NORM_2, &xdiff));  in TaoSolve_TRON()
254     PetscCall(VecCopy(tao->gradient, tao->stepdirection));  in TronGradientProjections()
255     PetscCall(VecScale(tao->stepdirection, -1.0));  in TronGradientProjections()
257 …archApply(tao->linesearch, tao->solution, &f_new, tao->gradient, tao->stepdirection, &tron->pgstep…  in TronGradientProjections()