1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
|
load "Element_P4"
load "Element_Mixte"
load "Element_PkEdge"
macro DD(f,hx,hy) ( (f(x1+hx,y1+hy)-f(x1-hx,y1-hy))/(2*(hx+hy))) //
macro dn(f) ( N.x*dx(f)+N.y*dy(f)) //
macro ccn(f) ( N.x*f#1+N.y*f#2) //
macro cctau(f) ( -N.y*f#1+N.x*f#2) //
macro dnn(f) ( N.x*N.x*f#11+2.*N.y*N.x*f#12+ N.y*N.y*f#22) //
mesh Th=square(1,1,flags=1);//,[10*(x+y/3),10*(y-x/3)]);
Th=trunc(Th,(x+y)<1.1);plot(Th,wait=1);
Th=movemesh(Th,[0.1*(x+y/3),0.1*(y-x/3)]);
Th=movemesh(Th,[0.1*(x),0.1*(y)]);
real x1=0.7,y1=0.9, h=1e-6;
int it1=Th(x1,y1).nuTriangle;
fespace Zh(Th,P1dc);
Zh f11= 1, f12=0, f22=0;
fespace Vh(Th,TDNNS1);
cout << Vh.ndof << endl;
cout << Vh.ndofK << endl;
fespace Eh(Th,P0edge);
fespace Ehdc(Th,P0edgedc);
fespace P3h(Th,[P0,P0,P0]);
Eh edges;
macro SS(a) [a#11,a#12,a#22] //
P3h SS(pp);
Vh SS(a),SS(b),SS(c);
varf vFlux([ax11,ax12,ax22],[e]) = intalledges(Th,qforder=1)( dnn(a)*e*lenEdge);
edges=x;
cout << " x = " << edges[]<< endl;
edges=y;
cout << " y = " << edges[]<< endl;
real gx=1./3., gy(1./3);
for(int j=0; j<Vh.ndofK;++j)
{int i= Vh(0,j);
cout << "****" << j << " " << i << endl;
a11[]=0;
a11[][i]=1;
/*
x=0; y = 0.5; N.x = -1; N.y = 0;
cout << " ------ dnn (0.,0.5) " << dnn(a) << " " ;
x=0.5; y = 0.5; N.x = 1; N.y = 1;
cout << " dnn (.5,.5) " << dnn(a) << " " ;
x=0.5; y = 0.; N.x = 0; N.y = -1;
cout << " dnn (0.5,0) " << dnn(a) << endl;
cout << " (0,0.5) = " << a11(0,0.5) << " " << a12(0,0.5) << " " << a22(0,0.5) << endl;
cout << " (0.5,0) = " << a11(0.5,0) << " " << a12(0.5,0) << " " << a22(0.5,0) << endl;
cout << " (0.5,0.5) = " << a11(0.5,0.5) << " " << a12(0.5,0.5) << " " << a22(0.5,0.5) << endl;
*/
// cout << " ...... " << int2d(Th)(a11) << " " << int2d(Th)(a12) << " " <<int2d(Th)(a22) << endl;
// plot(a11,wait=1,cmm="a00 "+i);
// plot(a22,wait=1,cmm="a22 "+i);
// plot(a12,wait=1,cmm="a12 "+i);
edges[]=vFlux(0,Eh);
// cout << a11(gx,gy) << " " << a12(gx,gy) << " " << a22(gx,gy) << " at G "<< " " <<OA
cout << " ...... " << int2d(Th)(a11) << " " << int2d(Th)(a12) << " " <<int2d(Th)(a22) << " --- " ;
for(int j=0;j<3;++j)
cout << edges[](Eh(0,j)) << " " ;
cout << " *** Edges flux n.n " << j << endl;
}
SS(a) =SS(f);
cout << a11[].n << " a = "<< a11[] <<endl;
cout << a11(0.6,0.2) << " == " << f11(0.6,0.2) << endl;
cout << a12(0.6,0.2) << " == " << f12(0.6,0.2) << endl;
cout << a22(0.6,0.2) << " == " << f22(0.6,0.2) << endl;
cout << " 00 = " << int2d(Th)(square(a11-f11)) << endl;
cout << " 00 = " << int2d(Th)(square(a22-f22)) << endl;
cout << " 00 = " << int2d(Th)(square(a12-f12)) << endl;
//plot(a11,wait=1);
//Th=square(1,1,[10*(x+y/3),10*(y-x/3)]);
//it1=Th(x1,y1).nuTriangle;
for (int i=0;i<Vh.ndofK;++i)
cout << i << " l -> G " << Vh(0,i) << endl;
macro diff(err,dd,c,a,s) { real ddd = int2d(Th) (square( dd(a)-dd(c))) ;
cout << " ddd " << s << " : " <<ddd <<endl;
if (ddd>1e-10) err++ ;} //
int err=0;
for (int i=0;i<Vh.ndofK;++i)
{
cout << " *** node " << i << " of Traingle " << it1 << endl;
a11[]=0;
int j=Vh(it1,i);
a11[][j]=1;
SS(b)=SS(a);
cout << " b = " << b11[] << endl;
b11[]-=a11[];
edges[]=vFlux(0,Eh);
cout << "Mean edges = " << edges[] << " diff = " << b11[].linfty <<endl;
if (b11[].linfty > 1e-10) err++;
Zh c11=a11,c12=a12,c22=a22;
// plot(a12,wait=1,cmm="a12 "+i );
// plot(c12,wait=1,cmm="c12 "+i );
diff(err, ,c11,a11," ");
diff(err, ,c12,a12," ");
diff(err, ,c22,a22," ");
diff(err, dx,c11,a11,"dx");
diff(err, dx,c12,a12,"dx");
diff(err, dx,c22,a22,"dx");
diff(err, dy,c11,a11,"dy");
diff(err, dy,c12,a12,"dy");
diff(err, dy,c22,a22,"dy");
}
assert(err==0);
for(int i=0;i<P3h.ndof;++i)
{
cout << " i =" << i << endl;
pp11[]=0;
pp11[][i]=1;
SS(a)=SS(pp);
diff(err, ,pp22,a22," ");
diff(err, ,pp11,a11," ");
diff(err, ,pp12,a12," ");
}
// FFCS - reference value
real ref;
{
assert(err==0);
NewMacro V(u) [u#1,u#2] EndMacro
NewMacro CheckRT(RT,RTname,xx,yy,dxxx,V)
cout << " Check ***********" << RTname << "\n";
{
fespace Wh1 (Th,RT);
fespace Ph1 (Th,P1);
fespace Ph2 (Th,P2dc);
fespace Kh (Th,P2);
fespace Eh0 (Th,P1nc);
Wh1 V(u), V(w);
int err1=0;
for( int j=0;j<Wh1.ndofK;++j)
{
int i=Wh1(0,j);
u1[] =0;
u1[][i]=1;
Ph2 U1=u1,U2=u2;
U1=u1;
U2=u2;
cout << j << " " << i << " int K = " << int2d(Th,qforder=3)(u1) << " --- " << int2d(Th,qforder=3)(u2) << " --- " << int1d(Th,qforder=2)( u1*N.x + u2*N.y) << endl;
V(w)=V(u);
varf veeee(uu,E) = intalledges(Th)( (nTonEdge==2) *E*( jump(dxxx(u))));
real ddcc=intalledges(Th)( (nTonEdge==2) *square( jump(dxxx(u))));
if(ddcc > 1e-10) {err1++; cout << j<< " " << i << " err disc " << ddcc << endl;
Eh0 eee; eee[]=veeee(0,Eh0);
plot(eee,cmm=" jump ",fill=1,wait=1);
mesh Tg=trunc(Th,1,split=5);
fespace WWh(Tg,P2dc);
WWh gu1=u1,gu2=u2;
plot([gu1,gu2],wait=1,cmm=" dof "+j+" K=0 ");}
w1[][i]-=1;
if(w1[].linfty > 1e-10) { w1[][i]+=1;cout << j << " " << i << " diff = " << w1[] << endl;}
cout << " ||w - (\delta_ij)_j= || " << w1[].linfty << endl;
assert( w1[].linfty < 1e-10);
NewMacro diff2(op) int2d(Th)(square(op(u1)-op(U1))+square(op(u2)-op(U2))) EndMacro
assert( diff2( 0+ )) ;
assert( diff2(dx)) ;
assert( diff2(dy)) ;
}
assert(err1==0);
Th=square(5,5,[10*(x+y/3),10*(y-x/3)]);
V(u)=[0,0];
V(w)=[0,0];
func p1=2+x+y*2;
func uu1 = 1+xx*p1;
func uu2 = 2+yy*p1;
[u1,u2] = [uu1 ,uu2];
cout << int2d(Th)( square(uu1-u1) )/ Th.area << endl;
cout << int2d(Th)( square(uu2-u2) )/Th.area << endl;
plot([u1,u2],wait=1);
for( int i=0;i<Wh1.ndof;++i)
{
u1[] =0;
u1[][i]=1;
V(w)=V(u);
w1[][i]-=1;
assert( w1[].linfty < 1e-10);
// FFCS reference value
ref=w1[].linfty;
}
cout << " End Check ***********" << RTname << " Ok .... \n";
}
EndMacro
CheckRT(RT1,"RT1",x,y,ccn,V)
CheckRT(RT1Ortho,"RT1Ortho",-y,x,cctau,V)
CheckRT(BDM1,"BDM1",x,y,ccn,V)
CheckRT(BDM1Ortho,"BDM1Ortho",-y,x,cctau,V)
CheckRT(RT1,"RT2",x,y,ccn,V)
CheckRT(RT1Ortho,"RT2Ortho",-y,x,cctau,V)
}
|
