GCC Code Coverage Report

Directory: ./
File: src/sys/classes/rg/tests/test2.c
Date: 2025-11-19 04:19:03
Exec Total Coverage
Lines: 46 46 100.0%
Functions: 2 2 100.0%
Branches: 110 174 63.2%
Line Branch Exec Source
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[] = "Test the ring region.\n\n";
12
13 #include <slepcrg.h>
14
15 #define NPOINTS 11
16
17 100 PetscErrorCode CheckPoint(RG rg,PetscReal re,PetscReal im)
18 {
19 100 PetscInt inside;
20 100 PetscScalar ar,ai;
21
22
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 100 PetscFunctionBeginUser;
23 #if defined(PETSC_USE_COMPLEX)
24
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 50 ar = PetscCMPLX(re,im);
25 #else
26 50 ar = re; ai = im;
27 #endif
28
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 100 PetscCall(RGCheckInside(rg,1,&ar,&ai,&inside));
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 160 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Point (%g,%g) is %s the region\n",(double)re,(double)im,(inside>=0)?"inside":"outside"));
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 20 PetscFunctionReturn(PETSC_SUCCESS);
31 }
32
33 50 int main(int argc,char **argv)
34 {
35 50 RG rg;
36 50 RGType rtype;
37 50 PetscInt i;
38 50 PetscBool triv;
39 50 PetscReal re,im,radius,vscale,start_ang,end_ang,width,a,b,c,d;
40 50 PetscScalar center,cr[NPOINTS],ci[NPOINTS];
41
42
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 50 PetscFunctionBeginUser;
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 50 PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
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 50 PetscCall(RGCreate(PETSC_COMM_WORLD,&rg));
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 50 PetscCall(RGSetType(rg,RGRING));
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 50 PetscCall(RGIsTrivial(rg,&triv));
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 50 PetscCheck(triv,PETSC_COMM_WORLD,PETSC_ERR_PLIB,"Region should be trivial before setting parameters");
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 50 PetscCall(RGRingSetParameters(rg,2,PETSC_DETERMINE,0.5,0.25,0.75,0.1));
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 50 PetscCall(RGSetFromOptions(rg));
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 50 PetscCall(RGIsTrivial(rg,&triv));
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 50 PetscCheck(!triv,PETSC_COMM_WORLD,PETSC_ERR_PLIB,"Region should be non-trivial after setting parameters");
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 50 PetscCall(RGView(rg,NULL));
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 50 PetscCall(RGViewFromOptions(rg,NULL,"-rg_view"));
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 50 PetscCall(RGGetType(rg,&rtype));
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 50 PetscCall(RGRingGetParameters(rg,&center,&radius,&vscale,&start_ang,&end_ang,&width));
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 50 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"%s region: \n center=%g, radius=%g, vscale=%g\n start angle=%g, end angle=%g, width=%g\n\n",rtype,(double)PetscRealPart(center),(double)radius,(double)vscale,(double)start_ang,(double)end_ang,(double)width));
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 50 PetscCall(CheckPoint(rg,3.0,0.3));
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 50 PetscCall(CheckPoint(rg,1.1747,0.28253));
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 50 PetscCall(RGComputeBoundingBox(rg,&a,&b,&c,&d));
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 50 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"The bounding box is [%g,%g]x[%g,%g]\n",(double)a,(double)b,(double)c,(double)d));
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 50 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Contour points: "));
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 50 PetscCall(RGComputeContour(rg,NPOINTS,cr,ci));
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 600 for (i=0;i<NPOINTS;i++) {
69 #if defined(PETSC_USE_COMPLEX)
70 275 re = PetscRealPart(cr[i]);
71 275 im = PetscImaginaryPart(cr[i]);
72 #else
73 275 re = cr[i];
74 275 im = ci[i];
75 #endif
76
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 550 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"(%.3g,%.3g) ",(double)re,(double)im));
77 }
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 50 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\n"));
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 50 PetscCall(RGDestroy(&rg));
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 50 PetscCall(SlepcFinalize());
82 return 0;
83 }
84
85 /*TEST
86
87 test:
88 suffix: 1
89 args: -rg_ring_width 0.015
90
91 test:
92 suffix: 2
93 args: -rg_ring_width 0.015 -rg_scale 1.5
94
95 test:
96 suffix: 3
97 args: -rg_view draw:tikz:test2_3_ring.tikz
98 filter: cat - test2_3_ring.tikz
99 requires: !single
100
101 test:
102 suffix: 4
103 args: -rg_ring_width 0.015 -rg_ring_center 3 -rg_ring_radius 0.3 -rg_ring_vscale 1
104 requires: !single
105
106 test:
107 suffix: 5
108 args: -rg_ring_width 0.1 -rg_ring_center 0.35 -rg_ring_radius 0.86 -rg_ring_vscale 1 -rg_ring_startangle 0.75 -rg_ring_endangle 0.25
109
110 TEST*/
111