//transition function void sciddicaT_transition_function(struct CALModel2D* sciddicaT, int i, int j) { CALbyte eliminated_cells[5]= {CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE}; CALbyte again; CALint cells_count; CALreal average; CALreal m; CALreal u[5]; CALint n; CALreal z, h; CALreal f; m = calGet2Dr(sciddicaT, Q.h, i, j) - P.epsilon; u[0] = calGet2Dr(sciddicaT, Q.z, i, j) + P.epsilon; for (n=1; n<sciddicaT->sizeof_X; n++) { z = calGetX2Dr(sciddicaT, Q.z, i, j, n); h = calGetX2Dr(sciddicaT, Q.h, i, j, n); u[n] = z + h; } //computes outflows do { again = CAL_FALSE; average = m; cells_count = 0; for (n=0; n<sciddicaT->sizeof_X; n++) if (!eliminated_cells[n]) { average += u[n]; cells_count++; } if (cells_count != 0) average /= cells_count; for (n=0; n<sciddicaT->sizeof_X; n++) if( (average<=u[n]) && (!eliminated_cells[n]) ) { eliminated_cells[n]=CAL_TRUE; again=CAL_TRUE; } } while (again); for (n=1; n<sciddicaT->sizeof_X; n++) if (!eliminated_cells[n]) { f = (average-u[n])*P.r; calSet2Dr (sciddicaT,Q.h,i,j, calGetNext2Dr (sciddicaT,Q.h,i,j) - f ); calSetX2Dr(sciddicaT,Q.h,i,j,n, calGetNextX2Dr(sciddicaT,Q.h,i,j,n) + f ); #ifdef ACTIVE_CELLS //adds the cell (i, j, n) to the set of active ones calAddActiveCellX2D(sciddicaT, i, j, n); #endif } }
//first elementary process void sciddicaTFlowsComputation(struct CALModel2D* sciddicaT, int i, int j) { CALbyte eliminated_cells[5]={CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE}; CALbyte again; CALint cells_count; CALreal average; CALreal m; CALreal u[5]; CALint n; CALreal z, h; if (calGet2Dr(sciddicaT, Q.h, i, j) <= P.epsilon) return; m = calGet2Dr(sciddicaT, Q.h, i, j) - P.epsilon; u[0] = calGet2Dr(sciddicaT, Q.z, i, j) + P.epsilon; for (n=1; n<sciddicaT->sizeof_X; n++) { z = calGetX2Dr(sciddicaT, Q.z, i, j, n); h = calGetX2Dr(sciddicaT, Q.h, i, j, n); u[n] = z + h; } //computes outflows do{ again = CAL_FALSE; average = m; cells_count = 0; for (n=0; n<sciddicaT->sizeof_X; n++) if (!eliminated_cells[n]){ average += u[n]; cells_count++; } if (cells_count != 0) average /= cells_count; for (n=0; n<sciddicaT->sizeof_X; n++) if( (average<=u[n]) && (!eliminated_cells[n]) ){ eliminated_cells[n]=CAL_TRUE; again=CAL_TRUE; } }while (again); for (n=1; n<sciddicaT->sizeof_X; n++) if (eliminated_cells[n]) calSet2Dr(sciddicaT, Q.f[n-1], i, j, 0.0); else calSet2Dr(sciddicaT, Q.f[n-1], i, j, (average-u[n])*P.r); }
//second (and last) elementary process void sciddicaTWidthUpdate(struct CALModel2D* sciddicaT, int i, int j) { CALreal h_next; CALint n; h_next = calGet2Dr(sciddicaT, Q.h, i, j); for(n=1; n<sciddicaT->sizeof_X; n++) h_next += calGetX2Dr(sciddicaT, Q.f[NUMBER_OF_OUTFLOWS - n], i, j, n) - calGet2Dr(sciddicaT, Q.f[n-1], i, j); calSet2Dr(sciddicaT, Q.h, i, j, h_next); }
void s3hexWidthAndPotentialUpdate(struct CALModel2D* s3hex, int i, int j) { CALreal h_next, p_next; CALint n, m; h_next = calGet2Dr(s3hex, Q.h, i, j) - calGet2Dr(s3hex, Q.fh[0], i, j); for(n=1; n<s3hex->sizeof_X; n++) { if (n <= 3) m = n+3; else m = n-3; h_next += calGetX2Dr(s3hex, Q.fh[m], i, j, n); } calSet2Dr(s3hex, Q.h, i, j, h_next); p_next = calGet2Dr(s3hex, Q.p, i, j) - calGet2Dr(s3hex, Q.fp[0], i, j); for(n=1; n<s3hex->sizeof_X; n++) { if (n <= 3) m = n+3; else m = n-3; p_next += calGetX2Dr(s3hex, Q.fp[m], i, j, n); } calSet2Dr(s3hex, Q.p, i, j, p_next); }
void MakeBorder() { int j, i; //prima riga i = 0; for (j = 0; j < sciara->cols; j++) if (calGet2Dr(sciara->model, sciara->substates->Sz, i, j) >= 0) { calSetCurrent2Db(sciara->model, sciara->substates->Mb, i, j, CAL_TRUE); if (active) calAddActiveCell2D(sciara->model, i, j); } //ultima riga i = sciara->rows - 1; for (j = 0; j < sciara->cols; j++) if (calGet2Dr(sciara->model, sciara->substates->Sz, i, j) >= 0) { calSetCurrent2Db(sciara->model, sciara->substates->Mb, i, j, CAL_TRUE); if (active) calAddActiveCell2D(sciara->model, i, j); } //prima colonna j = 0; for (i = 0; i < sciara->rows; i++) if (calGet2Dr(sciara->model, sciara->substates->Sz, i, j) >= 0) { calSetCurrent2Db(sciara->model, sciara->substates->Mb, i, j, CAL_TRUE); if (active) calAddActiveCell2D(sciara->model, i, j); } //ultima colonna j = sciara->cols - 1; for (i = 0; i < sciara->rows; i++) if (calGet2Dr(sciara->model, sciara->substates->Sz, i, j) >= 0) { calSetCurrent2Db(sciara->model, sciara->substates->Mb, i, j, CAL_TRUE); if (active) calAddActiveCell2D(sciara->model, i, j); } //il resto for (int i = 1; i < sciara->rows - 1; i++) for (int j = 1; j < sciara->cols - 1; j++) if (calGet2Dr(sciara->model, sciara->substates->Sz, i, j) >= 0) { for (int k = 1; k < sciara->model->sizeof_X; k++) if (calGetX2Dr(sciara->model, sciara->substates->Sz, i, j, k) < 0) { calSetCurrent2Db(sciara->model, sciara->substates->Mb, i, j, CAL_TRUE); if (active) calAddActiveCell2D(sciara->model, i, j); break; } } }
void s3hexFlowsComputation(struct CALModel2D* s3hex, int i, int j) { CALbyte eliminated_cells[7]={CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE,CAL_FALSE, CAL_FALSE, CAL_FALSE}; CALbyte again; CALint cells_count; CALreal average; CALreal m; CALreal u[7], delta_H[7], delta_z[7]; CALint n; CALreal z_0, h_0, z_n, h_n, runup_0, z_0_plus_runup_0, sum; CALreal f; if (calGet2Dr(s3hex,Q.h,i,j) <= P.adh) return; z_0 = calGet2Dr(s3hex, Q.z, i, j); h_0 = calGet2Dr(s3hex, Q.h, i, j); runup_0 = calGet2Dr(s3hex, Q.p, i, j) / h_0; z_0_plus_runup_0 = z_0 + runup_0; m = runup_0; u[0] = z_0; delta_z[0] = 0; delta_H[0] = 0; for (n=1; n<s3hex->sizeof_X; n++) { z_n = calGetX2Dr(s3hex, Q.z, i, j, n); h_n = calGetX2Dr(s3hex, Q.h, i, j, n); u[n] = z_n + h_n; delta_z[n] = z_0 - z_n; delta_H[n] = z_0_plus_runup_0 - u[n]; } for (n=1; n<s3hex->sizeof_X; n++) eliminated_cells[n] = (delta_H[n] < P.f); //computes outflows do{ again = CAL_FALSE; average = m; cells_count = 0; for (n=0; n<s3hex->sizeof_X; n++) if (!eliminated_cells[n]){ average += u[n]; cells_count++; } if (cells_count != 0) average /= cells_count; for (n=0; n<s3hex->sizeof_X; n++) if( (average<=u[n]) && (!eliminated_cells[n]) ){ eliminated_cells[n]=CAL_TRUE; again=CAL_TRUE; } }while (again); sum = 0; for (n=0; n<s3hex->sizeof_X; n++) if (!eliminated_cells[n]) sum += average - u[n]; for (n=1; n<s3hex->sizeof_X; n++) if (!eliminated_cells[n]) { //f = (h_0 - P.adh) * ((average-u[n])/sum) * P.r; f = h_0 * ((average-u[n])/sum) * P.r; calSet2Dr (s3hex,Q.h,i,j, calGetNext2Dr (s3hex,Q.h,i,j) - f ); calSetX2Dr(s3hex,Q.h,i,j,n, calGetNextX2Dr(s3hex,Q.h,i,j,n) + f ); calSet2Dr (s3hex,Q.p,i,j, calGetNext2Dr (s3hex,Q.p,i,j) - runup_0 * f ); calSetX2Dr(s3hex,Q.p,i,j,n, calGetNextX2Dr(s3hex,Q.p,i,j,n) + (z_0_plus_runup_0 - u[n]) * f ); #ifdef ACTIVE_CELLS //adds the cell (i, j, n) to the set of active ones calAddActiveCellX2D(s3hex, i, j, n); #endif } }