110 static float revmodel_process(struct revmodel *rev, float in)  in revmodel_process()  argument
115    float input    = mono_in * rev->gain;  in revmodel_process()
118       mono_out += comb_process(&rev->combL[i], input);  in revmodel_process()
121       mono_out = allpass_process(&rev->allpassL[i], mono_out);  in revmodel_process()
123    return mono_in * rev->dry + mono_out * rev->wet1;  in revmodel_process()
126 static void revmodel_update(struct revmodel *rev)  in revmodel_update()  argument
129    rev->wet1 = rev->wet * (rev->width / 2.0f + 0.5f);  in revmodel_update()
131    if (rev->mode >= freezemode)  in revmodel_update()
133       rev->roomsize1 = 1.0f;  in revmodel_update()
134       rev->damp1 = 0.0f;  in revmodel_update()
135       rev->gain = muted;  in revmodel_update()
139       rev->roomsize1 = rev->roomsize;  in revmodel_update()
140       rev->damp1 = rev->damp;  in revmodel_update()
141       rev->gain = fixedgain;  in revmodel_update()
146       rev->combL[i].feedback = rev->roomsize1;  in revmodel_update()
147       rev->combL[i].damp1 = rev->damp1;  in revmodel_update()
148       rev->combL[i].damp2 = 1.0f - rev->damp1;  in revmodel_update()
152 static void revmodel_setroomsize(struct revmodel *rev, float value)  in revmodel_setroomsize()  argument
154    rev->roomsize = value * scaleroom + offsetroom;  in revmodel_setroomsize()
155    revmodel_update(rev);  in revmodel_setroomsize()
158 static void revmodel_setdamp(struct revmodel *rev, float value)  in revmodel_setdamp()  argument
160    rev->damp = value * scaledamp;  in revmodel_setdamp()
161    revmodel_update(rev);  in revmodel_setdamp()
164 static void revmodel_setwet(struct revmodel *rev, float value)  in revmodel_setwet()  argument
166    rev->wet = value * scalewet;  in revmodel_setwet()
167    revmodel_update(rev);  in revmodel_setwet()
170 static void revmodel_setdry(struct revmodel *rev, float value)  in revmodel_setdry()  argument
172    rev->dry = value * scaledry;  in revmodel_setdry()
173    revmodel_update(rev);  in revmodel_setdry()
176 static void revmodel_setwidth(struct revmodel *rev, float value)  in revmodel_setwidth()  argument
178    rev->width = value;  in revmodel_setwidth()
179    revmodel_update(rev);  in revmodel_setwidth()
182 static void revmodel_setmode(struct revmodel *rev, float value)  in revmodel_setmode()  argument
184    rev->mode = value;  in revmodel_setmode()
185    revmodel_update(rev);  in revmodel_setmode()
188 static void revmodel_init(struct revmodel *rev,int srate)  in revmodel_init()  argument
198 	   rev->bufcomb[c] = malloc(r*comb_lengths[c]*sizeof(float));  in revmodel_init()
199 	   rev->combL[c].buffer  =  rev->bufcomb[c];  in revmodel_init()
200          memset(rev->combL[c].buffer,0,r*comb_lengths[c]*sizeof(float));  in revmodel_init()
201          rev->combL[c].bufsize=r*comb_lengths[c];  in revmodel_init()
206 	   rev->bufallpass[c] = malloc(r*allpass_lengths[c]*sizeof(float));  in revmodel_init()
207 	   rev->allpassL[c].buffer  =  rev->bufallpass[c];  in revmodel_init()
208          memset(rev->allpassL[c].buffer,0,r*allpass_lengths[c]*sizeof(float));  in revmodel_init()
209          rev->allpassL[c].bufsize=r*allpass_lengths[c];  in revmodel_init()
210          rev->allpassL[c].feedback = 0.5f;  in revmodel_init()
213    revmodel_setwet(rev, initialwet);  in revmodel_init()
214    revmodel_setroomsize(rev, initialroom);  in revmodel_init()
215    revmodel_setdry(rev, initialdry);  in revmodel_init()
216    revmodel_setdamp(rev, initialdamp);  in revmodel_init()
217    revmodel_setwidth(rev, initialwidth);  in revmodel_init()
218    revmodel_setmode(rev, initialmode);  in revmodel_init()
228    struct reverb_data *rev = (struct reverb_data*)data;  in reverb_free()  local
232    free(rev->left.bufcomb[i]);  in reverb_free()
233    free(rev->right.bufcomb[i]);  in reverb_free()
237    free(rev->left.bufallpass[i]);  in reverb_free()
238    free(rev->right.bufallpass[i]);  in reverb_free()
248    struct reverb_data *rev = (struct reverb_data*)data;  in reverb_process()  local
258       out[0] = revmodel_process(&rev->left, in[0]);  in reverb_process()
259       out[1] = revmodel_process(&rev->right, in[1]);  in reverb_process()
267    struct reverb_data *rev = (struct reverb_data*)  in reverb_init()  local
268       calloc(1, sizeof(*rev));  in reverb_init()
269    if (!rev)  in reverb_init()
278    revmodel_init(&rev->left,info->input_rate);  in reverb_init()
279    revmodel_init(&rev->right,info->input_rate);  in reverb_init()
281    revmodel_setdamp(&rev->left, damping);  in reverb_init()
282    revmodel_setdry(&rev->left, drytime);  in reverb_init()
283    revmodel_setwet(&rev->left, wettime);  in reverb_init()
284    revmodel_setwidth(&rev->left, roomwidth);  in reverb_init()
285    revmodel_setroomsize(&rev->left, roomsize);  in reverb_init()
287    revmodel_setdamp(&rev->right, damping);  in reverb_init()
288    revmodel_setdry(&rev->right, drytime);  in reverb_init()
289    revmodel_setwet(&rev->right, wettime);  in reverb_init()
290    revmodel_setwidth(&rev->right, roomwidth);  in reverb_init()
291    revmodel_setroomsize(&rev->right, roomsize);  in reverb_init()
293    return rev;  in reverb_init()