GCC Code Coverage Report


Directory: ./
File: src/eps/tests/test25.c
Date: 2025-10-04 04:19:13
Exec Total Coverage
Lines: 53 53 100.0%
Functions: 1 1 100.0%
Branches: 160 244 65.6%

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1 /*
2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
3 SLEPc - Scalable Library for Eigenvalue Problem Computations
4 Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
5
6 This file is part of SLEPc.
7 SLEPc is distributed under a 2-clause BSD license (see LICENSE).
8 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9 */
10
11 static char help[] = "Solves a GNHEP problem with contour integral.\n\n"
12 "Based on ex7.\n"
13 "The command line options are:\n"
14 " -f1 <filename> -f2 <filename>, PETSc binary files containing A and B.\n\n";
15
16 #include <slepceps.h>
17
18 10 int main(int argc,char **argv)
19 {
20 10 EPS eps;
21 10 RG rg;
22 10 Mat A,B;
23 10 PetscBool flg;
24 10 EPSCISSExtraction extr;
25 10 EPSCISSQuadRule quad;
26 10 char filename[PETSC_MAX_PATH_LEN];
27 10 PetscViewer viewer;
28
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10 PetscFunctionBeginUser;
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10 PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
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10 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\nGNHEP problem with contour integral\n\n"));
32
33 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
34 Load the matrices that define the eigensystem, Ax=kBx
35 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
36
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10 PetscCall(PetscOptionsGetString(NULL,NULL,"-f1",filename,sizeof(filename),&flg));
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10 PetscCheck(flg,PETSC_COMM_WORLD,PETSC_ERR_USER_INPUT,"Must indicate a file name for matrix A with the -f1 option");
39
40 #if defined(PETSC_USE_COMPLEX)
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3 PetscCall(PetscPrintf(PETSC_COMM_WORLD," Reading COMPLEX matrices from binary files...\n"));
42 #else
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7 PetscCall(PetscPrintf(PETSC_COMM_WORLD," Reading REAL matrices from binary files...\n"));
44 #endif
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10 PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,filename,FILE_MODE_READ,&viewer));
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10 PetscCall(MatCreate(PETSC_COMM_WORLD,&A));
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10 PetscCall(MatSetFromOptions(A));
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10 PetscCall(MatLoad(A,viewer));
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10 PetscCall(PetscViewerDestroy(&viewer));
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10 PetscCall(PetscOptionsGetString(NULL,NULL,"-f2",filename,sizeof(filename),&flg));
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10 if (flg) {
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7 PetscCall(PetscViewerBinaryOpen(PETSC_COMM_WORLD,filename,FILE_MODE_READ,&viewer));
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7 PetscCall(MatCreate(PETSC_COMM_WORLD,&B));
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7 PetscCall(MatSetFromOptions(B));
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7 PetscCall(MatLoad(B,viewer));
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7 PetscCall(PetscViewerDestroy(&viewer));
58 } else {
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3 PetscCall(PetscPrintf(PETSC_COMM_WORLD," Matrix B was not provided, setting B=I\n\n"));
60 3 B = NULL;
61 }
62
63 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
64 Create the eigensolver and solve the problem
65 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
66
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10 PetscCall(EPSCreate(PETSC_COMM_WORLD,&eps));
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10 PetscCall(EPSSetOperators(eps,A,B));
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10 PetscCall(EPSSetProblemType(eps,EPS_GNHEP));
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10 PetscCall(EPSSetTolerances(eps,1e-9,PETSC_CURRENT));
71
72 /* set CISS solver with various options */
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10 PetscCall(EPSSetType(eps,EPSCISS));
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10 PetscCall(EPSCISSSetExtraction(eps,EPS_CISS_EXTRACTION_HANKEL));
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10 PetscCall(EPSCISSSetQuadRule(eps,EPS_CISS_QUADRULE_CHEBYSHEV));
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10 PetscCall(EPSCISSSetUseST(eps,PETSC_TRUE));
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10 PetscCall(EPSGetRG(eps,&rg));
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10 PetscCall(RGSetType(rg,RGINTERVAL));
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10 PetscCall(RGIntervalSetEndpoints(rg,-3000.0,0.0,0.0,0.0));
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10 PetscCall(EPSSetFromOptions(eps));
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10 PetscCall(EPSSolve(eps));
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10 PetscCall(PetscObjectTypeCompare((PetscObject)eps,EPSCISS,&flg));
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10 if (flg) {
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10 PetscCall(EPSCISSGetExtraction(eps,&extr));
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10 PetscCall(EPSCISSGetQuadRule(eps,&quad));
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10 PetscCall(PetscPrintf(PETSC_COMM_WORLD," Solved with CISS using %s extraction with %s quadrature rule\n\n",EPSCISSExtractions[extr],EPSCISSQuadRules[quad]));
89 }
90
91 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
92 Display solution and clean up
93 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
94
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10 PetscCall(EPSErrorView(eps,EPS_ERROR_BACKWARD,NULL));
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10 PetscCall(EPSDestroy(&eps));
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10 PetscCall(MatDestroy(&A));
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10 PetscCall(MatDestroy(&B));
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10 PetscCall(SlepcFinalize());
100 return 0;
101 }
102
103 /*TEST
104
105 testset:
106 args: -f1 ${SLEPC_DIR}/share/slepc/datafiles/matrices/bfw62a.petsc -f2 ${SLEPC_DIR}/share/slepc/datafiles/matrices/bfw62b.petsc
107 output_file: output/test25_1.out
108 test:
109 suffix: 1
110 requires: double !complex !defined(PETSC_USE_64BIT_INDICES)
111 test:
112 suffix: 1_cuda
113 args: -mat_type aijcusparse -st_pc_factor_mat_solver_type cusparse
114 requires: cuda double !complex !defined(PETSC_USE_64BIT_INDICES)
115 test:
116 suffix: 1_hip
117 args: -mat_type aijhipsparse -st_pc_factor_mat_solver_type hipsparse
118 requires: hip double !complex !defined(PETSC_USE_64BIT_INDICES)
119
120 testset:
121 args: -f1 ${DATAFILESPATH}/matrices/complex/qc324.petsc -rg_type ellipse -rg_ellipse_center 1-0.09i -rg_ellipse_radius 0.15 -rg_ellipse_vscale 0.1
122 output_file: output/test25_2.out
123 test:
124 suffix: 2
125 requires: double complex datafilespath !defined(PETSC_USE_64BIT_INDICES)
126 test:
127 suffix: 2_cuda
128 args: -mat_type aijcusparse -st_pc_factor_mat_solver_type cusparse
129 requires: cuda double complex datafilespath !defined(PETSC_USE_64BIT_INDICES)
130 test:
131 suffix: 2_hip
132 args: -mat_type aijhipsparse -st_pc_factor_mat_solver_type hipsparse
133 requires: hip double complex datafilespath !defined(PETSC_USE_64BIT_INDICES)
134
135 TEST*/
136