67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/*
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* Brickworks
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*
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* Copyright (C) 2023 Orastron Srl unipersonale
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*
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* Brickworks is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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* Brickworks is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Brickworks. If not, see <http://www.gnu.org/licenses/>.
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*
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* File author: Stefano D'Angelo
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*/
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#include "bw_example_fx_chorus.h"
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void bw_example_fx_chorus_init(bw_example_fx_chorus *instance) {
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bw_chorus_init(&instance->chorus_coeffs, 0.01f);
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bw_chorus_set_delay(&instance->chorus_coeffs, 0.005f);
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bw_chorus_set_coeff_x(&instance->chorus_coeffs, 0.7071f);
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bw_chorus_set_coeff_mod(&instance->chorus_coeffs, 1.f);
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bw_chorus_set_coeff_fb(&instance->chorus_coeffs, -0.7071f);
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}
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void bw_example_fx_chorus_set_sample_rate(bw_example_fx_chorus *instance, float sample_rate) {
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bw_chorus_set_sample_rate(&instance->chorus_coeffs, sample_rate);
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}
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size_t bw_example_fx_chorus_mem_req(bw_example_fx_chorus *instance) {
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return bw_chorus_mem_req(&instance->chorus_coeffs);
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}
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void bw_example_fx_chorus_mem_set(bw_example_fx_chorus *instance, void *mem) {
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bw_chorus_mem_set(&instance->chorus_coeffs, &instance->chorus_state, mem);
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}
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void bw_example_fx_chorus_reset(bw_example_fx_chorus *instance) {
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bw_chorus_reset_coeffs(&instance->chorus_coeffs);
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bw_chorus_reset_state(&instance->chorus_coeffs, &instance->chorus_state);
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}
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void bw_example_fx_chorus_process(bw_example_fx_chorus *instance, const float** x, float** y, int n_samples) {
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bw_chorus_process(&instance->chorus_coeffs, &instance->chorus_state, x[0], y[0], n_samples);
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}
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void bw_example_fx_chorus_set_parameter(bw_example_fx_chorus *instance, int index, float value) {
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instance->params[index] = value;
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switch (index) {
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case p_rate:
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bw_chorus_set_rate(&instance->chorus_coeffs, 0.01f + 1.99f * value * value * value);
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break;
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case p_depth:
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bw_chorus_set_amount(&instance->chorus_coeffs, 0.004f * value);
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break;
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}
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}
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float bw_example_fx_chorus_get_parameter(bw_example_fx_chorus *instance, int index) {
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return instance->params[index];
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}
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