Avoid a log10 constant call

2020-05-21 09:46:39 -07:00
parent 5bbbe8341e
commit e98017b475
1 changed files with 2 additions and 2 deletions
@@ -1300,8 +1300,8 @@ void CalcAttnSourceParams(Voice *voice, const VoiceProps *props, const ALCcontex
                     * decay distance (so it doesn't take any longer to decay
                     * than the air would allow).
                     */
-                    const float absorb_dist{std::log10(REVERB_DECAY_GAIN) /
-                        std::log10(airAbsorption)};
+                    constexpr float log10_decaygain{-3.0f/*std::log10(REVERB_DECAY_GAIN)*/};
+                    const float absorb_dist{log10_decaygain / std::log10(airAbsorption)};
                    DecayDistance[i].HF = minf(absorb_dist, DecayDistance[i].HF);
                }
            }