Fix a bug reported by Thomas Hoffmann in ngspice-users discussion,

2023-02-18. Incorrect tests were used to detect a crossing in the first two data samples.
3 years ago · d9b52eb3e1
1 changed files with 4 additions and 6 deletions
--- a/src/frontend/com_measure2.c
+++ b/src/frontend/com_measure2.c
@ -491,14 +491,13 @@ com_measure_when(
                crossCnt = 0;
                if (value < value2) {
                    section = S_BELOW_VAL;
-                    if ((prevValue <= value2) && (value >= value2)) {
+                    if (prevValue >= prevValue2) {
                        fallCnt = 1;
                        crossCnt = 1;
                    }
-
                } else {
                    section = S_ABOVE_VAL;
-                    if ((prevValue <= value2) && (value >= value2)) {
+                    if (prevValue < prevValue2) {
                        riseCnt = 1;
                        crossCnt = 1;
                    }
@ -509,14 +508,13 @@ com_measure_when(
                crossCnt = 0;
                if (value < meas->m_val) {
                    section = S_BELOW_VAL;
-                    if ((prevValue <= meas->m_val) && (value >= meas->m_val)) {
+                    if (prevValue >= meas->m_val) {
                        fallCnt = 1;
                        crossCnt = 1;
                    }
-
                } else {
                    section = S_ABOVE_VAL;
-                    if ((prevValue <= meas->m_val) && (value >= meas->m_val)) {
+                    if (prevValue < meas->m_val) {
                        riseCnt = 1;
                        crossCnt = 1;
                    }