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Added more debug output.

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François Coppens 2021-03-10 11:41:34 +01:00
parent a9604b3838
commit 3b3567040b
2 changed files with 48 additions and 33 deletions
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2
Makefile
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@ -6,7 +6,7 @@ FC = gfortran
## Compiler flags
H5CXXFLAGS = -O0 -g
CXXFLAGS = -O0 -g
CXXFLAGS = -O0 -g -DDEBUG
FFLAGS = -O0 -g
INCLUDE = -I $(INC_DIR)/

79
src/SM_MaponiA3.cpp
View File

@ -4,6 +4,34 @@
#include "SM_MaponiA3.hpp"
#include "Helpers.hpp"
void selectBestUpdate(unsigned int l, unsigned int N_updates,
unsigned int *Updates_index, unsigned int *p,
double ***ylk) {
unsigned int lbar = l+1;
unsigned int max = 0;
unsigned int component = 0;
unsigned int index = 0;
unsigned int tmp = 0;
double breakdown = 0;
for (unsigned int j = lbar; j < N_updates + 1; j++) {
index = p[j];
component = Updates_index[index - 1];
breakdown = abs(1 + ylk[l][index][component]);
#ifdef DEBUG
cout << "Inside selectBestUpdate()" << endl;
cout << "breakdown = abs(1 + ylk[" << l << "][" << index << "][" << component << "])" << endl;
cout << endl;
#endif
if (breakdown > max) {
max = breakdown;
lbar = j;
}
}
tmp = p[l+1];
p[l+1] = p[lbar];
p[lbar] = tmp;
}
void MaponiA3(double *Slater_inv, unsigned int Dim,
unsigned int N_updates, double *Updates,
unsigned int *Updates_index) {
@ -12,7 +40,7 @@ void MaponiA3(double *Slater_inv, unsigned int Dim,
DECLARE AND INITIALISE ARRAYS
*/
unsigned int k, l, lbar, i, j, tmp, component, max, breakdown;
unsigned int k, l, i, j, component;
unsigned int *p = new unsigned int[N_updates + 1] {0};
double alpha, beta;
double *Al = new double[Dim * Dim];
@ -45,47 +73,29 @@ void MaponiA3(double *Slater_inv, unsigned int Dim,
}
}
// // Compute A_1_inv and A_1_inv * Slater_inv
// double *lastIntermRes = Slater_inv;
// double *Res = new double[Dim*Dim]{0};
// component = Updates_index[0];
// beta = 1 + ylk[0][1][component];
// for (i = 0; i < Dim; i++) {
// for (j = 0; j < Dim; j++) {
// Al[i*Dim + j] = (i == j) - (j == component-1) * ylk[0][1][i + 1] / beta;
// }
// }
// matMul2(Al, Slater_inv, Res, Dim);
// Slater_inv = Res;
// Res = lastIntermRes;
// lastIntermRes = Slater_inv;
// showMatrix(Slater_inv, Dim, "Slater_inv");
// Calculate all the ylk from the y0k
for (l = 0; l < N_updates; l++) {
// Select update with largest break-down val
lbar = l+1; max = 0;
for (j = l+1; j < N_updates + 1; j++) {
component = Updates_index[p[j] - 1];
breakdown = abs(1 + ylk[l+1 - 1][p[j]][component]);
if (breakdown > max) {
max = breakdown;
lbar = j;
}
} tmp = p[l+1]; p[l+1] = p[lbar]; p[lbar] = tmp;
// Select lk-update with largest break-down val
selectBestUpdate(l, N_updates, Updates_index, p, ylk);
// Select component and comp. bd-condition.
component = Updates_index[p[l+1] - 1];
beta = 1 + ylk[l][p[l+1]][component];
if (beta == 0) {
#ifdef DEBUG
cout << "In outer compute-ylk-loop:" << endl;
cout << "beta = 1 + ylk[" << l << "][" << p[l+1] << "][" << component << "]" << endl;
cout << endl;
#endif
if (fabs(beta) < 1e-6) {
cout << "Break-down occured. Exiting..." << endl;
exit(1);
}
for (k = l+2; k < N_updates + 1; k++) {
// Compute ylk
for (k = l+2; k < N_updates+1; k++) {
alpha = ylk[l][p[k]][component] / beta;
cout << "( l, k, p[k], component ) = (" << l << ", " << k << ", " << p[k] << ", " << component << ")" << endl;
for (i = 1; i < Dim + 1; i++) {
cout << "ylk[" << l << "][p[" << k << "]][" << i << "] = ylk[" << l - 1 << "][p[" << k << "]][" << i << "] - alpha * ylk[" << l - 1 << "][p[" << l << "]][" << i << "]" << endl;
ylk[l+1][p[k]][i] = ylk[l][p[k]][i]
- alpha * ylk[l][p[l+1]][i];
}
@ -99,8 +109,13 @@ void MaponiA3(double *Slater_inv, unsigned int Dim,
k = l + 1;
component = Updates_index[p[k] - 1];
beta = 1 + ylk[l][p[k]][component];
cout << "( l, k, p[k], component ) = (" << l << ", " << k << ", " << p[k] << ", " << component << ")" << endl;
#ifdef DEBUG
cout << "Compute inverse. Inside l-loop: l = " << l << endl;
cout << "component = Updates_index[p[" << k << "] - 1] = Updates_index[" << p[k] - 1 << "] = " << Updates_index[p[k] - 1] << endl;
cout << "beta = 1 + ylk[" << l << "][" << p[k] << "][" << component << "]" << endl;
cout << "ylk[" << l << "][" << p[k] << "][i + 1]" << endl;
cout << endl;
#endif
for (i = 0; i < Dim; i++) {
for (j = 0; j < Dim; j++) {
Al[i*Dim + j] = (i == j) - (j == component-1)