61     float lfol, lfor, lgain, rgain, tmp;  in out()  local
64     lgain = lfol;  in out()
66     lgain =  in out()
67         (expf (lgain * PHASER_LFO_SHAPE) - 1.0f) / (expf (PHASER_LFO_SHAPE) - 1.0f);  in out()
72     lgain = 1.0f - phase * (1.0f - depth) - (1.0f - phase) * lgain * depth;  in out()
75     if (lgain > 1.0)  in out()
76         lgain = 1.0f;  in out()
77     else if (lgain < 0.0)  in out()
78         lgain = 0.0f;  in out()
87         float gl = lgain * x + oldlgain * x1;  in out()
119     oldlgain = lgain;  in out()