- const float alpha0 = (n*2) * delta;\r
- const float volume0 = prev_volume * (1.0f - alpha0) + next_volume * alpha0;\r
- const float volume1 = prev_volume * (1.0f - alpha0 + delta) + next_volume * (alpha0 + delta);\r
+ const float alpha0 = (n*2+0) * delta;\r
+ const float alpha1 = (n*2+1) * delta;\r
+ const float volume0 = (prev_volume * (1.0f - alpha0)) + (next_volume * alpha0);\r
+ const float volume1 = (prev_volume * (1.0f - alpha1)) + (next_volume * alpha1);\r