/*
 * melisma - extensible and scriptable audio engine
 * Copyright (C) 2026  Ludvig Gunne Lindström
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed 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 this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef MAP_H
#define MAP_H

#include "melisma.h"
#include <lauxlib.h>

struct map
{
	float value;
	int   channel;
};

static void map_from_arg(lua_State *s, struct map *m, int arg)
{
	if (lua_isnumber(s,arg))
	{
	}

	if (lua_isuserdata(s,arg))
	{
	}

	luaL_argerror(s,arg,"expected number or output channel");
}

static float map_get(struct map *m, size_t i, const ml_proc_args *args)
{
	return m->channel >= 0 ? args->in[m->channel][i] : m->value;
}

#endif