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Searched refs:x_ptr (Results 1 – 25 of 25) sorted by relevance

/petsc/src/ts/tutorials/
H A Dex20opt_ic.c209 const PetscScalar *x_ptr; in FormFunctionGradient() local
221 PetscCall(VecGetArrayRead(user_ptr->U, &x_ptr)); in FormFunctionGradient()
223 …*f = (x_ptr[0] - user_ptr->ob[0]) * (x_ptr[0] - user_ptr->ob[0]) + (x_ptr[1] - user_ptr->ob[… in FormFunctionGradient()
224 y_ptr[0] = 2. * (x_ptr[0] - user_ptr->ob[0]); in FormFunctionGradient()
225 y_ptr[1] = 2. * (x_ptr[1] - user_ptr->ob[1]); in FormFunctionGradient()
227 PetscCall(VecRestoreArrayRead(user_ptr->U, &x_ptr)); in FormFunctionGradient()
239 PetscScalar *x_ptr; in FormHessian() local
245 PetscCall(VecGetArray(user_ptr->Dir, &x_ptr)); in FormHessian()
246 x_ptr[0] = 1.; in FormHessian()
247 x_ptr[1] = 0.; in FormHessian()
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H A Dex23fwdadj.c93 PetscScalar *x_ptr; in main() local
127 PetscCall(VecGetArrayWrite(user.x, &x_ptr)); in main()
128 x_ptr[0] = user.a; in main()
129 PetscCall(VecRestoreArrayWrite(user.x, &x_ptr)); in main()
148 PetscCall(VecGetArray(user.x, &x_ptr)); in main()
149 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n ode solution %g\n", (double)PetscRealPart(x_ptr[0]))); in main()
150 PetscCall(VecRestoreArray(user.x, &x_ptr)); in main()
160 PetscCall(VecGetArrayWrite(user.lambda[0], &x_ptr)); in main()
161 x_ptr[0] = 1.0; in main()
162 PetscCall(VecRestoreArrayWrite(user.lambda[0], &x_ptr)); in main()
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H A Dex20opt_p.c367 PetscScalar *x_ptr; in main() local
439 PetscCall(VecGetArray(user.U, &x_ptr)); in main()
440 x_ptr[0] = 2.0; in main()
441 x_ptr[1] = -2.0 / 3.0 + 10.0 / (81.0 * user.mu) - 292.0 / (2187.0 * user.mu * user.mu); in main()
442 PetscCall(VecRestoreArray(user.U, &x_ptr)); in main()
466 PetscCall(VecGetArray(P, &x_ptr)); in main()
467 x_ptr[0] = PetscRealConstant(1.2); in main()
468 PetscCall(VecRestoreArray(P, &x_ptr)); in main()
529 PetscScalar *x_ptr, *g; in FormFunctionGradient() local
541 PetscCall(VecGetArray(user_ptr->U, &x_ptr)); in FormFunctionGradient()
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H A Dex20adj.c241 PetscScalar *x_ptr, *y_ptr, derp; in main() local
316 PetscCall(VecGetArray(user.U, &x_ptr)); in main()
317 x_ptr[0] = 2.0; in main()
318 x_ptr[1] = -2.0 / 3.0 + 10.0 / (81.0 * user.mu) - 292.0 / (2187.0 * user.mu * user.mu); in main()
319 PetscCall(VecRestoreArray(user.U, &x_ptr)); in main()
352 PetscCall(VecGetArray(user.mup[0], &x_ptr)); in main()
353 x_ptr[0] = 0.0; in main()
354 PetscCall(VecRestoreArray(user.mup[0], &x_ptr)); in main()
356 PetscCall(VecGetArray(user.mup[1], &x_ptr)); in main()
357 x_ptr[0] = 0.0; in main()
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H A Dex49.c78 PetscScalar *x_ptr; in main() local
123 PetscCall(VecGetArray(x, &x_ptr)); in main()
124 x_ptr[0] = 2.0; in main()
125 x_ptr[1] = -6.6e-01; in main()
126 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
H A Dex19.c160 PetscScalar *x_ptr; in main() local
204 PetscCall(VecGetArray(x, &x_ptr)); in main()
205 x_ptr[0] = -2; in main()
206 x_ptr[1] = -2.355301397608119909925287735864250951918; in main()
207 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
H A Dex16fwd.c144 PetscScalar *x_ptr; in main() local
201 PetscCall(VecGetArray(x, &x_ptr)); in main()
203 x_ptr[0] = 2; in main()
204 x_ptr[1] = 0.66666654321; in main()
205 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
H A Dex20.c122 PetscScalar *x_ptr; in main() local
175 PetscCall(VecGetArray(x, &x_ptr)); in main()
176 x_ptr[0] = 2.0; in main()
177 x_ptr[1] = -2.0 / 3.0 + 10.0 / (81.0 * user.mu) - 292.0 / (2187.0 * user.mu * user.mu); in main()
178 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
H A Dex16.c188 PetscScalar *x_ptr; in main() local
237 PetscCall(VecGetArray(x, &x_ptr)); in main()
238 x_ptr[0] = 2.0; in main()
239 x_ptr[1] = -2.0 / 3.0 + 10.0 / (81.0 * user.mu) - 292.0 / (2187.0 * user.mu * user.mu); in main()
240 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
H A Dex20fwd.c126 PetscScalar *x_ptr; in main() local
177 PetscCall(VecGetArray(user.x, &x_ptr)); in main()
178 x_ptr[0] = 2.0; in main()
179 x_ptr[1] = -0.66666654321; in main()
180 PetscCall(VecRestoreArray(user.x, &x_ptr)); in main()
H A Dex20td.c244 PetscScalar *x_ptr, *y_ptr, *u_ptr; in main() local
327 PetscCall(VecGetArray(user.U, &x_ptr)); in main()
328 x_ptr[0] = 2.0; in main()
329 x_ptr[1] = -2.0 / 3.0; in main()
330 PetscCall(VecRestoreArray(user.U, &x_ptr)); in main()
/petsc/src/ts/tutorials/autodiff/
H A Dex16opt_ic.cxx128 PetscScalar *x_ptr; in main() local
172 PetscCall(VecGetArray(user.x, &x_ptr)); in main()
173 x_ptr[0] = 2.0; in main()
174 x_ptr[1] = 0.66666654321; in main()
175 PetscCall(VecRestoreArray(user.x, &x_ptr)); in main()
218 PetscCall(VecGetArray(user.x, &x_ptr)); in main()
219 user.x_ob[0] = x_ptr[0]; in main()
220 user.x_ob[1] = x_ptr[1]; in main()
221 PetscCall(VecRestoreArray(user.x, &x_ptr)); in main()
231 PetscCall(VecGetArray(ic, &x_ptr)); in main()
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H A Dex16adj.cxx175 PetscScalar *x_ptr; in main() local
228 PetscCall(VecGetArray(x, &x_ptr)); in main()
229 x_ptr[0] = 2; in main()
230 x_ptr[1] = 0.66666654321; in main()
231 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
277 PetscCall(VecGetArray(lambda[0], &x_ptr)); in main()
278 x_ptr[0] = 1.0; in main()
279 x_ptr[1] = 0.0; in main()
280 PetscCall(VecRestoreArray(lambda[0], &x_ptr)); in main()
281 PetscCall(VecGetArray(lambda[1], &x_ptr)); in main()
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H A Dex16adj_tl.cxx195 PetscScalar *x_ptr; in main() local
248 PetscCall(VecGetArray(x, &x_ptr)); in main()
249 x_ptr[0] = 2; in main()
250 x_ptr[1] = 0.66666654321; in main()
251 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
287 PetscCall(VecGetArray(lambda[0], &x_ptr)); in main()
288 x_ptr[0] = 1.0; in main()
289 x_ptr[1] = 0.0; in main()
290 PetscCall(VecRestoreArray(lambda[0], &x_ptr)); in main()
291 PetscCall(VecGetArray(lambda[1], &x_ptr)); in main()
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/petsc/src/ts/tutorials/power_grid/
H A Dex3opt.c43 PetscScalar *x_ptr; in main() local
167 PetscCall(VecGetArray(p, &x_ptr)); in main()
168 x_ptr[0] = ctx.Pm; in main()
169 PetscCall(VecRestoreArray(p, &x_ptr)); in main()
178 PetscCall(VecGetArray(lowerb, &x_ptr)); in main()
179 x_ptr[0] = 0.; in main()
180 PetscCall(VecRestoreArray(lowerb, &x_ptr)); in main()
181 PetscCall(VecGetArray(upperb, &x_ptr)); in main()
182 x_ptr[0] = 1.1; in main()
183 PetscCall(VecRestoreArray(upperb, &x_ptr)); in main()
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H A Dex3opt_fd.c48 PetscScalar *x_ptr; in main() local
105 PetscCall(VecGetArray(p, &x_ptr)); in main()
106 x_ptr[0] = ctx.Pm; in main()
107 PetscCall(VecRestoreArray(p, &x_ptr)); in main()
117 PetscCall(VecGetArray(lowerb, &x_ptr)); in main()
118 x_ptr[0] = 0.; in main()
119 PetscCall(VecRestoreArray(lowerb, &x_ptr)); in main()
120 PetscCall(VecGetArray(upperb, &x_ptr)); in main()
121 x_ptr[0] = 1.1; in main()
122 PetscCall(VecRestoreArray(upperb, &x_ptr)); in main()
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H A Dex9opt.c170 PetscScalar *x_ptr; in main() local
280 PetscCall(VecGetArray(p, &x_ptr)); in main()
281 x_ptr[0] = ctx.Pm; in main()
282 PetscCall(VecRestoreArray(p, &x_ptr)); in main()
292 PetscCall(VecGetArray(lowerb, &x_ptr)); in main()
293 x_ptr[0] = 0.; in main()
294 PetscCall(VecRestoreArray(lowerb, &x_ptr)); in main()
295 PetscCall(VecGetArray(upperb, &x_ptr)); in main()
296 x_ptr[0] = PetscRealConstant(1.1); in main()
297 PetscCall(VecRestoreArray(upperb, &x_ptr)); in main()
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H A Dex3sa.c36 PetscScalar *x_ptr, *y_ptr, *s_ptr; in main() local
209 PetscCall(VecGetArray(mu[0], &x_ptr)); in main()
210 x_ptr[0] = 0.0; in main()
211 PetscCall(VecRestoreArray(mu[0], &x_ptr)); in main()
220 PetscCall(VecGetArray(q, &x_ptr)); in main()
221 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n cost function=%g\n", (double)(x_ptr[0] - ctx.Pm))); in main()
222 PetscCall(VecRestoreArray(q, &x_ptr)); in main()
224 PetscCall(VecGetArray(mu[0], &x_ptr)); in main()
225 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n gradient=%g\n", (double)x_ptr[0])); in main()
226 PetscCall(VecRestoreArray(mu[0], &x_ptr)); in main()
H A Dex9adj.c192 PetscScalar *x_ptr, *y_ptr; in main() local
305 PetscCall(VecGetArray(mu[0], &x_ptr)); in main()
306 x_ptr[0] = -1.0; in main()
307 PetscCall(VecRestoreArray(mu[0], &x_ptr)); in main()
347 PetscCall(VecGetArray(mu[0], &x_ptr)); in main()
348 x_ptr[0] = -1.0; in main()
349 PetscCall(VecRestoreArray(mu[0], &x_ptr)); in main()
358 PetscCall(VecGetArray(q, &x_ptr)); in main()
359 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "\n cost function=%g\n", (double)(x_ptr[0] - ctx.Pm))); in main()
360 PetscCall(VecRestoreArray(q, &x_ptr)); in main()
/petsc/src/ts/tutorials/eimex/
H A Dct_vdp_imex.c47 PetscScalar *x_ptr; in main() local
78 PetscCall(VecGetArray(ref, &x_ptr)); in main()
96 x_ptr[0] = 1.619084329683235; in main()
97 x_ptr[1] = -0.803530465176385; in main()
116 PetscCall(VecGetArray(x, &x_ptr)); in main()
117 x_ptr[0] = 2.; in main()
118 …x_ptr[1] = -2. / 3. + 10. / 81. * (user.mu) - 292. / 2187. * (user.mu) * (user.mu) - 1814. / 19683… in main()
143 PetscCall(VecGetArray(x, &x_ptr)); in main()
144 …wcol[1], (double)dt, (double)norm, (double)PetscRealPart(x_ptr[0]), (double)PetscRealPart(x_ptr[1]… in main()
145 PetscCall(VecRestoreArray(x, &x_ptr)); in main()
/petsc/src/ksp/pc/impls/tfs/
H A Dxxt.c174 PetscScalar *x_ptr; in xxt_generate() local
287 x_ptr = x; in xxt_generate()
293 PetscCallBLAS("BLASdot", uu[k] = BLASdot_(&dlen, u + off, &i1, x_ptr, &i1)); in xxt_generate()
294 x_ptr += len; in xxt_generate()
302 x_ptr = x; in xxt_generate()
308 PetscCallBLAS("BLASaxpy", BLASaxpy_(&dlen, &uu[k], x_ptr, &i1, z + off, &i1)); in xxt_generate()
309 x_ptr += len; in xxt_generate()
356 x_ptr = (PetscScalar *)malloc(xxt_max_nnz * sizeof(PetscScalar)); in xxt_generate()
357 PetscCall(PCTFS_rvec_copy(x_ptr, x, xxt_nnz)); in xxt_generate()
359 x = x_ptr; in xxt_generate()
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H A Dxyt.c227 PetscScalar *x_ptr, *y_ptr; in xyt_generate() local
371 x_ptr = x; in xyt_generate()
377 PetscCallBLAS("BLASaxpy", BLASaxpy_(&dlen, &uu[k], x_ptr, &i1, z + off, &i1)); in xyt_generate()
378 x_ptr += len; in xyt_generate()
426 x_ptr = (PetscScalar *)malloc(xt_max_nnz * sizeof(PetscScalar)); in xyt_generate()
427 PetscCall(PCTFS_rvec_copy(x_ptr, x, xt_nnz)); in xyt_generate()
429 x = x_ptr; in xyt_generate()
430 x_ptr += xt_nnz; in xyt_generate()
433 PetscCall(PCTFS_rvec_copy(x_ptr, v + off, len)); in xyt_generate()
437 xcol_vals[i] = x_ptr; in xyt_generate()
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/petsc/src/ts/tutorials/power_grid/stability_9bus/
H A Dex9busoptfd.c825 PetscScalar *x_ptr; in main() local
907 PetscCall(VecGetArray(p, &x_ptr)); in main()
908 x_ptr[0] = PG[0]; in main()
909 x_ptr[1] = PG[1]; in main()
910 x_ptr[2] = PG[2]; in main()
911 PetscCall(VecRestoreArray(p, &x_ptr)); in main()
921 PetscCall(VecGetArray(lowerb, &x_ptr)); in main()
922 x_ptr[0] = 0.5; in main()
923 x_ptr[1] = 0.5; in main()
924 x_ptr[2] = 0.5; in main()
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H A Dex9busopt.c1032 PetscScalar *x_ptr; in main() local
1147 PetscCall(VecGetArray(p, &x_ptr)); in main()
1148 x_ptr[0] = PG[0]; in main()
1149 x_ptr[1] = PG[1]; in main()
1150 x_ptr[2] = PG[2]; in main()
1151 PetscCall(VecRestoreArray(p, &x_ptr)); in main()
1160 PetscCall(VecGetArray(lowerb, &x_ptr)); in main()
1161 x_ptr[0] = 0.5; in main()
1162 x_ptr[1] = 0.5; in main()
1163 x_ptr[2] = 0.5; in main()
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/petsc/src/mat/impls/sbaij/seq/
H A Dsbaij2.c677 const PetscScalar *x, *x_ptr, *xb; in MatMult_SeqSBAIJ_N() local
689 x_ptr = x; in MatMult_SeqSBAIJ_N()
708 xb = x_ptr + bs * (*idx++); in MatMult_SeqSBAIJ_N()
1192 const PetscScalar *x, *x_ptr, *xb; in MatMultAdd_SeqSBAIJ_N() local
1202 x_ptr = x; in MatMultAdd_SeqSBAIJ_N()
1222 xb = x_ptr + bs * (*idx++); in MatMultAdd_SeqSBAIJ_N()