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netgen
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Added a zero-value current source to the zero-valued devices handled 

by the pre-matching method.  The current source is treated like the
others except that it forms an open circuit rather than a short.
This commit is contained in:
Tim Edwards 2021-02-09 09:12:22 -05:00
parent a034fc16d6
commit e75f5661e2
2 changed files with 20 additions and 11 deletions
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2
VERSION
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@ -1 +1 @@
1.5.165 1.5.166

13
base/flatten.c
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@ -1660,7 +1660,8 @@ PrematchLists(char *name1, int file1, char *name2, int file2)
while (ecomp != NULL) { while (ecomp != NULL) {
if ((ecomp->num1 != ecomp->num2) && (ecomp->cell1 != NULL) && if ((ecomp->num1 != ecomp->num2) && (ecomp->cell1 != NULL) &&
((ecomp->cell1->class == CLASS_RES) || ((ecomp->cell1->class == CLASS_RES) ||
(ecomp->cell1->class == CLASS_VSOURCE))) { (ecomp->cell1->class == CLASS_VSOURCE) ||
(ecomp->cell1->class == CLASS_ISOURCE))) {
int node1 = -1, node2 = -1; int node1 = -1, node2 = -1;
lob = NULL; lob = NULL;
for (ob1 = tc1->cell; ob1; ) { for (ob1 = tc1->cell; ob1; ) {
@ -1709,11 +1710,16 @@ PrematchLists(char *name1, int file1, char *name2, int file2)
tsub1->name, tsub1->name,
tc1->name); tc1->name);
/* A current source is an open, while a */
/* resistor or voltage source is a short. */
if (ecomp->cell1->class != CLASS_ISOURCE) {
/* merge node of endpoints */ /* merge node of endpoints */
for (ob2 = tc1->cell; ob2; ob2 = ob2->next) { for (ob2 = tc1->cell; ob2; ob2 = ob2->next) {
if (ob2->node == node2) if (ob2->node == node2)
ob2->node = node1; ob2->node = node1;
} }
}
/* snip, snip. Excise this device */ /* snip, snip. Excise this device */
if (lob == NULL) { if (lob == NULL) {
@ -1765,7 +1771,8 @@ PrematchLists(char *name1, int file1, char *name2, int file2)
if ((ecomp->num1 != ecomp->num2) && (ecomp->cell2 != NULL) && if ((ecomp->num1 != ecomp->num2) && (ecomp->cell2 != NULL) &&
((ecomp->cell2->class == CLASS_RES) || ((ecomp->cell2->class == CLASS_RES) ||
(ecomp->cell2->class == CLASS_VSOURCE))) { (ecomp->cell2->class == CLASS_VSOURCE) ||
(ecomp->cell2->class == CLASS_ISOURCE))) {
int node1 = -1, node2 = -1; int node1 = -1, node2 = -1;
lob = NULL; lob = NULL;
for (ob2 = tc2->cell; ob2; ) { for (ob2 = tc2->cell; ob2; ) {
@ -1815,10 +1822,12 @@ PrematchLists(char *name1, int file1, char *name2, int file2)
tc2->name); tc2->name);
/* merge node of endpoints */ /* merge node of endpoints */
if (ecomp->cell2->class != CLASS_ISOURCE) {
for (ob1 = tc2->cell; ob1; ob1 = ob1->next) { for (ob1 = tc2->cell; ob1; ob1 = ob1->next) {
if (ob1->node == node2) if (ob1->node == node2)
ob1->node = node1; ob1->node = node1;
} }
}
/* snip, snip. Excise this device */ /* snip, snip. Excise this device */
if (lob == NULL) { if (lob == NULL) {