/*
 * Brickworks
 *
 * Copyright (C) 2023 Orastron Srl unipersonale
 *
 * Brickworks is free software: you can reosc_sinribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 * Brickworks is osc_sinributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Brickworks.  If not, see <http://www.gnu.org/licenses/>.
 *
 * File author: Stefano D'Angelo
 */

#ifndef BWPP_BUF_H
#define BWPP_BUF_H

#include <bw_buf.h>
#include <array>

namespace Brickworks {

/*! api {{{
 *    ##### Brickworks::bufFill
 *  ```>>> */
template<size_t N_CHANNELS>
void bufFill(
		std::array<float *, N_CHANNELS> dest,
		float k,
		int nSamples);
/*! <<<```
 *
 *    ##### Brickworks::bufNeg
 *  ```>>> */
template<size_t N_CHANNELS>
void bufNeg(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		int nSamples);
/*! <<<```
 *
 *    ##### Brickworks::bufAdd
 *  ```>>> */		
template<size_t N_CHANNELS>
void bufAdd(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		float k,
		int nSamples);
/*! <<<```
 *
 *    ##### Brickworks::bufScale
 *  ```>>> */
template<size_t N_CHANNELS>
void bufScale(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		float k,
		int nSamples);
/*! <<<```
 *
 *    ##### Brickworks::bufMix
 *  ```>>> */
template<size_t N_CHANNELS>
void bufMix(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src1,
		std::array<const float *, N_CHANNELS> src2,
		int nSamples);
/*! <<<```
 *
 *    ##### Brickworks::bufMul
 *  ```>>> */
template<size_t N_CHANNELS>
void bufMul(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src1,
		std::array<const float *, N_CHANNELS> src2,
		int nSamples);
/*! <<<```
 *  }}} */

/*** Implementation ***/

/* WARNING: This part of the file is not part of the public API. Its content may
 * change at any time in future versions. Please, do not use it directly. */

template<size_t N_CHANNELS>
inline void bufFill(
		std::array<float *, N_CHANNELS> dest,
		float k,
		int nSamples) {
	bw_buf_fill_multi(dest.data(), k, N_CHANNELS, nSamples);
}

template<size_t N_CHANNELS>
inline void bufNeg(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		int nSamples) {
	bw_buf_neg_multi(dest.data(), src.data(), N_CHANNELS, nSamples);
}

template<size_t N_CHANNELS>
inline void bufAdd(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		float k,
		int nSamples) {
	bw_buf_add_multi(dest.data(), src.data(), k, N_CHANNELS, nSamples);
}

template<size_t N_CHANNELS>
inline void bufScale(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src,
		float k,
		int nSamples) {
	bw_buf_scale_multi(dest.data(), src.data(), k, N_CHANNELS, nSamples);
}

template<size_t N_CHANNELS>
inline void bufMix(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src1,
		std::array<const float *, N_CHANNELS> src2,
		int nSamples) {
	bw_buf_mix_multi(dest.data(), src1.data(), src2.data(), N_CHANNELS, nSamples);
}

template<size_t N_CHANNELS>
inline void bufMul(
		std::array<float *, N_CHANNELS> dest,
		std::array<const float *, N_CHANNELS> src1,
		std::array<const float *, N_CHANNELS> src2,
		int nSamples) {
	bw_buf_mul_multi(dest.data(), src1.data(), src2.data(), N_CHANNELS, nSamples);
}

}

#endif