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authordeva <deva>2011-07-15 13:02:33 +0000
committerdeva <deva>2011-07-15 13:02:33 +0000
commitcd0e36773992e26985bdec1f7a5341f83fa3e521 (patch)
tree4710fb3f2465f4b464f5f6176261a67cfde2e46e /lv2/input_lv2.cc
parente190d38057892b69246391841b234a368bc2b4ad (diff)
New input/output plugin architecture. New LV2 plugin.
Diffstat (limited to 'lv2/input_lv2.cc')
-rw-r--r--lv2/input_lv2.cc121
1 files changed, 121 insertions, 0 deletions
diff --git a/lv2/input_lv2.cc b/lv2/input_lv2.cc
new file mode 100644
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+++ b/lv2/input_lv2.cc
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * input_lv2.cc
+ *
+ * Wed Jul 13 14:27:02 CEST 2011
+ * Copyright 2011 Bent Bisballe Nyeng
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of DrumGizmo.
+ *
+ * DrumGizmo 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include "input_lv2.h"
+
+InputLV2::InputLV2()
+{
+ eventPort = NULL;
+}
+
+InputLV2::~InputLV2()
+{
+}
+
+bool InputLV2::init(Instruments &instruments)
+{
+ return true;
+}
+
+void InputLV2::setParm(std::string parm, std::string value)
+{
+}
+
+bool InputLV2::start()
+{
+ return true;
+}
+
+void InputLV2::stop()
+{
+}
+
+void InputLV2::pre()
+{
+}
+event_t *InputLV2::run(size_t pos, size_t len, size_t *nevents)
+{
+ event_t *list;
+ size_t listsize;
+
+ list = (event_t *)malloc(sizeof(event_t) * 1000);
+ listsize = 0;
+
+ LV2_Event_Iterator iterator;
+ for(lv2_event_begin(&iterator, eventPort);
+ lv2_event_is_valid(&iterator);
+ lv2_event_increment(&iterator)) {
+
+ LV2_Event* ev = lv2_event_get(&iterator, NULL);
+
+ uint8_t* const data = (uint8_t* const)(ev + 1);
+
+ if ((data[0] & 0xF0) == 0x90) {
+
+ int key = data[1];
+ int velocity = data[2];
+
+ //printf("Event key:%d vel:%d\n", key, velocity);
+
+ if(velocity) {
+ list[listsize].type = TYPE_ONSET;
+ list[listsize].instrument = key;
+ list[listsize].velocity = velocity / 127.0;
+ list[listsize].offset = ev->frames;
+ listsize++;
+ }
+ /*
+ start_frame = ev->frames;
+ plugin->frame = 0;
+ plugin->play = true;
+ */
+ }
+ }
+
+ *nevents = listsize;
+ return list;
+}
+
+void InputLV2::post()
+{
+}
+
+#ifdef TEST_INPUT_LV2
+//Additional dependency files
+//deps:
+//Required cflags (autoconf vars may be used)
+//cflags:
+//Required link options (autoconf vars may be used)
+//libs:
+#include "test.h"
+
+TEST_BEGIN;
+
+// TODO: Put some testcode here (see test.h for usable macros).
+
+TEST_END;
+
+#endif/*TEST_INPUT_LV2*/