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wip: started working on new DP-EMT hook
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157
lib/hooks/dp.c
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157
lib/hooks/dp.c
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/** Dynamic Phasor Interface Algorithm hook.
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program 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, either version 3 of the License, or
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* any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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/** @addtogroup hooks Hook functions
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* @{
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*/
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#include <string.h>
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#include "villas/hook.h"
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#include "villas/plugin.h"
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#include "villas/sample.h"
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#include "villas/bitset.h"
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struct dp_series {
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int idx;
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int *harmonics;
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int nharmonics;
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double f0;
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double rate;
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enum {
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DP_INTERPOLATION_NONE,
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DP_INTERPOLATION_STEP,
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DP_INTERPOLATION_LINEAR
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} interpolation;
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double *history;
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unsigned counter;
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unsigned last_sequence;
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};
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struct dp {
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struct list series;
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};
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static double dp_series_step(struct dp_series *s, double val)
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{
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}
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static double dp_series_istep(struct dp_series *s, double val)
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{
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}
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static int dp_series_init(struct dp_series *s, int idx, double f0, double rate)
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{
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d->idx = idx;
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d->f0 = f0;
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}
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static int dp_series_destroy(struct dp_series *s)
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{
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free(s->history);
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return 0;
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}
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static int dp_init(struct hook *h)
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{
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struct dp *p = (struct dp *) h->_vd;
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list_init(&p->series);
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return 0;
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}
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static int dp_deinit(struct hook *h)
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{
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struct dp *p = (struct dp *) h->_vd;
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bitset_destroy(p->mask, (dtor_cb_t) dp_series_destroy, true);
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return 0;
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}
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static int dp_parse(struct hook *h, json_t *cfg)
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{
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struct dp *p = (struct dp *) h->_vd;
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int ret;
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json_error_t err;
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const char *mode = NULL;
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ret = json_unpack_ex(cfg, &err, 0, "{ s: F, s?: i }",
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"f0", &p->f0,
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"mask", &p->mask
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);
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if (ret)
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jerror(&err, "Failed to parse configuration of hook '%s'", plugin_name(h->_vt));
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return 0;
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}
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static int dp_read(struct hook *h, struct sample *smps[], unsigned *cnt)
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{
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struct dp *p = (struct dp *) h->_vd;
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for (unsigned j = 0; j < cnt; j++) {
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struct sample *t = smps[j];
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for (size_t i = 0; i < list_length(&p->series); i++) {
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struct dp_series *s = (struct dp_series *) list_at(&p->series, i);
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if (s->idx > t->length)
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continue;
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}
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}
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return 0;
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}
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static int dp_write(struct hook *h, struct sample *smps[], unsigned *cnt)
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{
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struct dp *p = (struct dp *) h->_vd;
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return 0;
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}
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static struct plugin p = {
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.name = "dp",
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.description = "Transform to dynamic phasor domain",
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.type = PLUGIN_TYPE_HOOK,
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.hook = {
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.flags = HOOK_NODE,
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.priority = 99,
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.init = dp_init,
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.parse = dp_parse,
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.read = dp_read,
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.write = dp_write,
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.size = sizeof(struct dp)
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}
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};
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REGISTER_PLUGIN(&p)
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/** @} */
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