Method: PLplot.pldip2dc

Defined in:
ext/rbplplot.c

.dldid2dc(dxmin, dymin, dxmax, dymax) ⇒ Array

Converts input values from relative plot coordinates to relative device coordinates.

Returns:

  • (Array) 


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# File 'ext/rbplplot.c', line 684

static VALUE
rb_plplot_pldip2dc(VALUE mod, VALUE vxmin, VALUE vymin, VALUE vxmax, VALUE vymax)
{
  PLFLT xmin, ymin, xmax, ymax;

  xmin = NUM2DBL(xmin);
  ymin = NUM2DBL(ymin);
  xmax = NUM2DBL(xmax);
  ymax = NUM2DBL(ymax);

  pldip2dc(&xmin, &ymin, &xmax, &ymax);

  return rb_ary_new3(4,
      rb_float_new(xmin),
      rb_float_new(ymin),
      rb_float_new(xmax),
      rb_float_new(ymax));
}