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wave expressions: added pi(), e(), k(), q() for pi, e, boltzman constant, electron charge

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stefan schippers 2026-03-31 20:16:44 +02:00
parent 3d1f361953
commit 4d4152a8b7
1 changed files with 12 additions and 0 deletions
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12
src/save.c
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@ -1800,6 +1800,10 @@ static double ravg_store(int what , int i, int p, int last, double value)
#define LE 48
#define COND 49 /* conditional expression: X cond Y ? --> X if conf == 1 else Y */
#define CPH 50 /* continuous phase. Instead of -180..+180 avoid discontinuities */
#define PI 51
#define K 52
#define E 53
#define Q 54
#define ORDER_DERIV 1 /* 1 or 2: 1st order or 2nd order differentiation. 1st order is faster */
@ -1888,6 +1892,10 @@ int plot_raw_custom_data(int sweep_idx, int first, int last, const char *expr, c
else if(!strcmp(n, "min()")) stack1[stackptr1++].i = MIN;
else if(!strcmp(n, "im()")) stack1[stackptr1++].i = IMAG;
else if(!strcmp(n, "re()")) stack1[stackptr1++].i = REAL;
else if(!strcmp(n, "pi()")) stack1[stackptr1++].i = PI;
else if(!strcmp(n, "k()")) stack1[stackptr1++].i = K; /* Boltzman constant */
else if(!strcmp(n, "e()")) stack1[stackptr1++].i = E;
else if(!strcmp(n, "q()")) stack1[stackptr1++].i = Q; /* electron charge */
else if(!strcmp(n, "del()")) {
int d, t = 0, p = 0;
/* set 'first' to beginning of dataset containing 'first' */
@ -1950,6 +1958,10 @@ int plot_raw_custom_data(int sweep_idx, int first, int last, const char *expr, c
if(stack1[i].i == NUMBER) { /* number */
stack2[stackptr2++] = stack1[i].d;
}
else if(stack1[i].i == PI) stack2[stackptr2++] = XSCH_PI;
else if(stack1[i].i == K) stack2[stackptr2++] = 1.380649e-23; /* Boltzman constant */
else if(stack1[i].i == E) stack2[stackptr2++] = exp(1);
else if(stack1[i].i == Q) stack2[stackptr2++] = 1.602176634e-19; /* electron charge */
else if(stack1[i].i == IDX) {
stack2[stackptr2++] = (double)p;
}