/*
* public void CalcFluxes()
* {
* int nf = 0;
*
* Vector2 gradC = CalcGradient();
*
* for (nf = 0; nf < vertex.Length; nf++)
* {
* Face face = faces[nf];
* Element nb = nbs[nf];
* if (face.isboundary)
* {
* if (face.boundaryType == BoundaryType.BND_CONST)
* {
* double flux1nf;
* flux1nf = k * (face.area / nodedistances[nf]);
* Vector2 Sf = face.sf.Clone();
* Vector2 dCf = cfdistance[nf].Clone();
* if (Sf * dCf < 0)
* Sf = -Sf;
* //1) minimum correction
* //Vector2 DCF = elem.cndistance[nf].Clone();
* Vector2 e1 = dCf.GetNormalize();
* Vector2 EF = (e1 * Sf) * e1;
* flux[nf] = k * (EF.Length() / dCf.Length());
*
* }
* else if (face.boundaryType == BoundaryType.BND_INSULATED)
* {
* flux[nf] = 0;
* }
* }
* else
* {
* double flux1nf;
* flux1nf = -k * (face.area / nodedistances[nf]);
* Vector2 Sf = face.sf.Clone();
* Vector2 dCf = cfdistance[nf].Clone();
* if (Sf * dCf < 0)
* Sf = -Sf;
* //1) minimum correction
* Vector2 DCF = cndistance[nf].Clone();
* Vector2 e1 = DCF.GetNormalize();
* //corrected flux
* Vector2 EF = (e1 * Sf) * e1;
*
* flux[nf] = -k * (EF.Length() / DCF.Length());
*
* Vector2 gradnb = new Vector2();
*
* Vector2 gradface = geomInterpolateFactor[nf] * gradnb + (1 - geomInterpolateFactor[nf]) * gradC;
* Vector2 TF = Sf - EF;
* double fluxT = -(gradface * TF);
*
* flux[nf] += fluxT;
*
* }
*
* }
* }
*/
public void CalcGradient()
{
// return;
int nf = 0;
gradient = new Vector2();
for (nf = 0; nf < vertex.Length; nf++)
{
if (faces[nf].isboundary)
{
faces[nf].u = faces[nf].bndu;
}
else
{
//faces[nf].u = (u + nbs[nf].u) / 2.0;
double gInterpolateFactor = cfdistance[nf].Length() / cndistance[nf].Length();
faces[nf].u = gInterpolateFactor * nbs[nf].u + (1 - gInterpolateFactor) * u;
}
Vector2 Sf = faces[nf].sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
{
Sf = -Sf;
}
gradient += faces[nf].u * Sf;
}
gradient = gradient / volume;
}
public void SetRectangle(double x1, double y1, double w, double h)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x1 + w, y1);
vertex[2] = new Vector2(x1 + w, y1 + h);
vertex[3] = new Vector2(x1, y1 + h);
}
/*
public void SetTriangle(double x1, double y1,double x2, double y2,double x3, double y3)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
}
*/
public void SetPolygon4(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
vertex[3] = new Vector2(x4, y4);
}
public void SetRectangle(double x1, double y1, double w, double h)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x1 + w, y1);
vertex[2] = new Vector2(x1 + w, y1 + h);
vertex[3] = new Vector2(x1, y1 + h);
}
/*
* public void SetTriangle(double x1, double y1,double x2, double y2,double x3, double y3)
* {
* vertex[0] = new Vector2(x1, y1);
* vertex[1] = new Vector2(x2, y2);
* vertex[2] = new Vector2(x3, y3);
* }
*/
public void SetPolygon4(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
vertex[3] = new Vector2(x4, y4);
}
public Face(Vector2 v1, Vector2 v2)
{
vertex[0] = v1;
vertex[1] = v2;
isboundary = false;
bnddomain = -1;
bndgroup = -1;
}
public Face(Vector2 v1, Vector2 v2)
{
vertex[0] = v1;
vertex[1] = v2;
isboundary = false;
bnddomain = -1;
bndgroup = -1;
}
public void CalcFluxes()
{
int nf = 0;
for (nf = 0; nf < vertex.Length; nf++)
{
Face face = faces[nf];
Element nb = nbs[nf];
if (face.isboundary)
{
if (face.boundaryType == BoundaryType.BND_CONST)
{
double flux1nf;
flux1nf = k * (face.area / nodedistances[nf]);
Vector2 Sf = face.sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
{
Sf = -Sf;
}
//1) minimum correction
//Vector2 DCF = elem.cndistance[nf].Clone();
Vector2 e1 = dCf.GetNormalize();
Vector2 EF = (e1 * Sf) * e1;
flux[nf] = k * (EF.Length() / dCf.Length());
}
else if (face.boundaryType == BoundaryType.BND_INSULATED)
{
flux[nf] = 0;
}
}
else
{
double flux1nf;
flux1nf = -k * (face.area / nodedistances[nf]);
Vector2 Sf = face.sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
{
Sf = -Sf;
}
Vector2 DCF = cndistance[nf].Clone();
Vector2 e1 = DCF.GetNormalize();
//corrected flux
//1) minimum correction
Vector2 EF = (e1 * Sf) * e1;
flux[nf] = -k * (EF.Length() / DCF.Length());
}
}
}
public void SetPolygon(Vector2[] vertexs)
{
int vcount = vertexs.Length;
faces = new Face[vcount];
nbs = new Element[vcount];
nodes = new Node[vcount];
cndistance = new Vector2[vcount];
nodedistances = new double[vcount];
cfdistance = new Vector2[vcount];
nfdistance = new Vector2[vcount];
geomInterpolateFactor = new double[vcount];
flux = new double[vcount];
vertex = vertexs; // от левый нижний против часовой
}
public void Calc()
{
area = (vertex[0] - vertex[1]).Length();
centroid = (vertex[0] + vertex[1]) / 2;
normal = EMath.Geometry2D.LineNormal(vertex[0], vertex[1]);
if (nbelem != null)
{
faceinterpolcoeff = owner.volume / (owner.volume + nbelem.volume);
k = (owner.k * nbelem.k) / ((1 - faceinterpolcoeff) * owner.k + faceinterpolcoeff * nbelem.k);
}
else
{
k = owner.k;
}
// sf = normal * area; //(vertex[0]-vertex[1]).Length();
}
public void Calc()
{
area = (vertex[0] - vertex[1]).Length();
centroid = (vertex[0] + vertex[1]) / 2;
normal = EMath.Geometry2D.LineNormal(vertex[0], vertex[1]);
if (nbelem != null)
{
faceinterpolcoeff = owner.volume / (owner.volume + nbelem.volume);
k = (owner.k * nbelem.k) / ((1 - faceinterpolcoeff) * owner.k + faceinterpolcoeff * nbelem.k);
}
else
{
k = owner.k;
}
// sf = normal * area; //(vertex[0]-vertex[1]).Length();
}
public Face FindFaceByVertex(Vector2 v1,Vector2 v2)
{
Face f = null;
for (int n = 0; n < faces.Length; n++)
{
Face nf = faces[n];
if (v1.Equal(nf.vertex[0]) || v2.Equal(nf.vertex[0]))
{
if (v1.Equal(nf.vertex[1]) || v2.Equal(nf.vertex[1]))
{
f = nf;
break;
}
}
}
return f;
}
public Face FindFaceByVertex(Vector2 v1, Vector2 v2)
{
Face f = null;
for (int n = 0; n < faces.Length; n++)
{
Face nf = faces[n];
if (v1.Equal(nf.vertex[0]) || v2.Equal(nf.vertex[0]))
{
if (v1.Equal(nf.vertex[1]) || v2.Equal(nf.vertex[1]))
{
f = nf;
break;
}
}
}
return(f);
}
/*
* public void SetTriangle(double x1, double y1,double x2, double y2,double x3, double y3)
* {
* vertex[0] = new Vector2(x1, y1);
* vertex[1] = new Vector2(x2, y2);
* vertex[2] = new Vector2(x3, y3);
* }
*/
public void SetPolygon4(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
{
int vcount = 4;
faces = new Face[vcount];
nbs = new Element[vcount];
vertex = new Vector2[vcount]; // от левый нижний против часовой
nodes = new Node[vcount];
cndistance = new Vector2[vcount];
nodedistances = new double[vcount];
cfdistance = new Vector2[vcount];
nfdistance = new Vector2[vcount];
geomInterpolateFactor = new double[vcount];
flux = new double[vcount];
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
vertex[3] = new Vector2(x4, y4);
}
/*
public void SetTriangle(double x1, double y1,double x2, double y2,double x3, double y3)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
}
*/
public void SetPolygon4(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
{
int vcount = 4;
faces = new Face[vcount];
nbs = new Element[vcount];
vertex = new Vector2[vcount]; // от левый нижний против часовой
nodes = new Node[vcount];
cndistance = new Vector2[vcount];
nodedistances = new double[vcount];
cfdistance = new Vector2[vcount];
nfdistance = new Vector2[vcount];
geomInterpolateFactor = new double[vcount];
flux = new double[vcount];
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
vertex[3] = new Vector2(x4, y4);
}
public Face(Vector2 v1, Vector2 v2)
{
vertex[0] = v1;
vertex[1] = v2;
isboundary = false;
}
/*
* public Face FindFaceByVertex(Vector2 v1,Vector2 v2)
* {
* Face f = null;
*
* for (int n = 0; n < faces.Length; n++)
* {
* Face nf = faces[n];
* if (v1.Equal(nf.vertex[0]) || v2.Equal(nf.vertex[0]))
* {
* if (v1.Equal(nf.vertex[1]) || v2.Equal(nf.vertex[1]))
* {
* f = nf;
* break;
* }
* }
* }
*
* return f;
* }
*/
public void PreCalc()
{
centroid = EMath.Geometry2D.PolygonCentroid(vertex);
//volume =EMath.Geometry2D.TriangleArea(vertex[0], vertex[1], vertex[2]);
volume = EMath.Geometry2D.PolygonArea(vertex);
}
public void PreCalc()
{
centroid = EMath.Geometry2D.PolygonCentroid(vertex);
volume = (vertex[1].x - vertex[0].x) * (vertex[2].y - vertex[1].y); //poligonarea//EMath.Geometry2D.TriangleArea(vertex[0], vertex[1], vertex[2]);
}
/*
* public void SetRectangle(double x1, double y1, double w, double h)
* {
* vertex[0] = new Vector2(x1, y1);
* vertex[1] = new Vector2(x1 + w, y1);
* vertex[2] = new Vector2(x1 + w, y1 + h);
* vertex[3] = new Vector2(x1, y1 + h);
* }
*/
public void SetTriangle(double x1, double y1, double x2, double y2, double x3, double y3)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
}
public void SetPolygon(Vector2[] vertexs)
{
vertex = vertexs; // от левый нижний против часовой
}
/*
public void CalcFluxes()
{
int nf = 0;
Vector2 gradC = CalcGradient();
for (nf = 0; nf < vertex.Length; nf++)
{
Face face = faces[nf];
Element nb = nbs[nf];
if (face.isboundary)
{
if (face.boundaryType == BoundaryType.BND_CONST)
{
double flux1nf;
flux1nf = k * (face.area / nodedistances[nf]);
Vector2 Sf = face.sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
Sf = -Sf;
//1) minimum correction
//Vector2 DCF = elem.cndistance[nf].Clone();
Vector2 e1 = dCf.GetNormalize();
Vector2 EF = (e1 * Sf) * e1;
flux[nf] = k * (EF.Length() / dCf.Length());
}
else if (face.boundaryType == BoundaryType.BND_INSULATED)
{
flux[nf] = 0;
}
}
else
{
double flux1nf;
flux1nf = -k * (face.area / nodedistances[nf]);
Vector2 Sf = face.sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
Sf = -Sf;
//1) minimum correction
Vector2 DCF = cndistance[nf].Clone();
Vector2 e1 = DCF.GetNormalize();
//corrected flux
Vector2 EF = (e1 * Sf) * e1;
flux[nf] = -k * (EF.Length() / DCF.Length());
Vector2 gradnb = new Vector2();
Vector2 gradface = geomInterpolateFactor[nf] * gradnb + (1 - geomInterpolateFactor[nf]) * gradC;
Vector2 TF = Sf - EF;
double fluxT = -(gradface * TF);
flux[nf] += fluxT;
}
}
}
*/
public void CalcGradient()
{
// return;
int nf = 0;
gradient = new Vector2();
for (nf = 0; nf < vertex.Length; nf++)
{
if (faces[nf].isboundary)
{
faces[nf].u = faces[nf].bndu;
}
else
{
//faces[nf].u = (u + nbs[nf].u) / 2.0;
double gInterpolateFactor = cfdistance[nf].Length() / cndistance[nf].Length();
faces[nf].u = gInterpolateFactor * nbs[nf].u + (1 - gInterpolateFactor) * u;
}
Vector2 Sf = faces[nf].sf.Clone();
Vector2 dCf = cfdistance[nf].Clone();
if (Sf * dCf < 0)
Sf = -Sf;
gradient+=faces[nf].u * Sf;
}
gradient = gradient / volume;
}
/*
public Face FindFaceByVertex(Vector2 v1,Vector2 v2)
{
Face f = null;
for (int n = 0; n < faces.Length; n++)
{
Face nf = faces[n];
if (v1.Equal(nf.vertex[0]) || v2.Equal(nf.vertex[0]))
{
if (v1.Equal(nf.vertex[1]) || v2.Equal(nf.vertex[1]))
{
f = nf;
break;
}
}
}
return f;
}
*/
public void PreCalc()
{
centroid = EMath.Geometry2D.PolygonCentroid(vertex);
//volume =EMath.Geometry2D.TriangleArea(vertex[0], vertex[1], vertex[2]);
volume = EMath.Geometry2D.PolygonArea(vertex);
}
public void PreCalc()
{
centroid = EMath.Geometry2D.PolygonCentroid(vertex);
volume = (vertex[1].x - vertex[0].x) * (vertex[2].y - vertex[1].y); //poligonarea//EMath.Geometry2D.TriangleArea(vertex[0], vertex[1], vertex[2]);
}
public Face(Vector2 v1, Vector2 v2)
{
vertex[0] = v1;
vertex[1] = v2;
isboundary = false;
}
/*
public void SetRectangle(double x1, double y1, double w, double h)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x1 + w, y1);
vertex[2] = new Vector2(x1 + w, y1 + h);
vertex[3] = new Vector2(x1, y1 + h);
}
*/
public void SetTriangle(double x1, double y1,double x2, double y2,double x3, double y3)
{
vertex[0] = new Vector2(x1, y1);
vertex[1] = new Vector2(x2, y2);
vertex[2] = new Vector2(x3, y3);
}
