170   axis->ylow  = ymin;  in PetscDrawAxisSetLimits()
198   if (ymin) *ymin = axis->ylow;  in PetscDrawAxisGetLimits()
274   if (axis->ylow == axis->yhigh) {  in PetscDrawAxisDraw()
275     axis->ylow -= .5;  in PetscDrawAxisDraw()
303   yl = (dyl * axis->yhigh + dyr * axis->ylow - axis->ylow) / (dyl + dyr - 1);  in PetscDrawAxisDraw()
304   yr = (dyl * axis->yhigh + dyr * axis->ylow - axis->yhigh) / (dyl + dyr - 1);  in PetscDrawAxisDraw()
309   PetscCall(PetscDrawLine(draw, axis->xlow, axis->ylow, axis->xhigh, axis->ylow, ac));  in PetscDrawAxisDraw()
310   PetscCall(PetscDrawLine(draw, axis->xlow, axis->ylow, axis->xlow, axis->yhigh, ac));  in PetscDrawAxisDraw()
312   PetscCall(PetscDrawLine(draw, axis->xhigh, axis->ylow, axis->xhigh, axis->yhigh, ac));  in PetscDrawAxisDraw()
328       PetscCall(PetscDrawLine(draw, tickloc[i], axis->ylow, tickloc[i], axis->ylow + .5 * th, tc));  in PetscDrawAxisDraw()
338         PetscCall(PetscDrawStringCentered(draw, tickloc[i], axis->ylow - 1.5 * th, cc, p));  in PetscDrawAxisDraw()
343     PetscReal x = (axis->xlow + axis->xhigh) / 2, y = axis->ylow - 1.5 * th;  in PetscDrawAxisDraw()
351     numy = (int)(.50 * (axis->yhigh - axis->ylow) / th);  in PetscDrawAxisDraw()
353 …PetscCall((*axis->yticks)(axis->ylow, axis->yhigh, numy, &ntick, tickloc, PETSC_DRAW_AXIS_MAX_SEGM…  in PetscDrawAxisDraw()
373     PetscReal x = axis->xlow - 2.0 * tw, y = (axis->ylow + axis->yhigh) / 2;  in PetscDrawAxisDraw()