comparison: src/Utils.cpp
src/Utils.cpp
- changeset 218
- 725da10db56c
- parent 215
- 4e2de71142a4
- child 219
- fa7cad488e27
equal
deleted
inserted
replaced
| 217:6c2cd26095a5 | 218:725da10db56c |
|---|---|
| 239 } | 239 } |
| 240 | 240 |
| 241 | 241 |
| 242 double Utils::calc_svg(double og, double fg) | 242 double Utils::calc_svg(double og, double fg) |
| 243 { | 243 { |
| 244 if (og == 0.0 || fg == 0.0) | |
| 245 return 0; | |
| 246 | |
| 244 double oe = sg_to_plato(og); | 247 double oe = sg_to_plato(og); |
| 245 double ae = sg_to_plato(fg); | 248 double ae = sg_to_plato(fg); |
| 246 | 249 |
| 247 return (oe - ae) / oe * 100; | 250 return (oe - ae) / oe * 100; |
| 248 } | 251 } |
