diff options
Diffstat (limited to 'drumgizmo/input')
| -rw-r--r-- | drumgizmo/input/test.cc | 115 | ||||
| -rw-r--r-- | drumgizmo/input/test.h | 53 |
2 files changed, 168 insertions, 0 deletions
diff --git a/drumgizmo/input/test.cc b/drumgizmo/input/test.cc new file mode 100644 index 0000000..4789119 --- /dev/null +++ b/drumgizmo/input/test.cc @@ -0,0 +1,115 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * test.cc + * + * Sun Apr 3 13:21:26 CEST 2016 + * Copyright 2016 Jonas Suhr Christensen + * jsc@umbraculum.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 Lesser 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser 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 <stdlib.h> +#include <string> + +#include "event.h" +#include "test.h" + +TestInputEngine::TestInputEngine() + : AudioInputEngine{} + , probability{0.1} + , instrument{-1} + , length{-1} +{ +} + +TestInputEngine::~TestInputEngine() +{ +} + +bool TestInputEngine::init(const Instruments& instruments) +{ + return true; +} + +void TestInputEngine::setParm(const std::string& parm, const std::string& value) +{ + if(parm == "p") + { + probability = atof(value.c_str()); + } + if(parm == "instr") + { + instrument = atoi(value.c_str()); + } + if(parm == "len") + { + length = atoi(value.c_str()); + } +} + +bool TestInputEngine::start() +{ + return true; +} + +void TestInputEngine::stop() +{ +} + +void TestInputEngine::pre() +{ +} + +void TestInputEngine::run(size_t pos, size_t len, std::vector<event_t>& events) +{ + if((float)rand() / (float)RAND_MAX > probability) + { + return; + } + + events.emplace_back(); + auto& event = events.back(); + event.type = TYPE_ONSET; + + if(length != -1 && (int)pos > length * 44100) + { + event.type = TYPE_STOP; + } + else + { + event.type = TYPE_ONSET; + } + + + if(instrument != -1) + { + event.instrument = instrument; + } + else + { + event.instrument = rand() % 32; + } + + event.velocity = (float)rand()/(float)RAND_MAX; + event.offset = len; +} + +void TestInputEngine::post() +{ +} diff --git a/drumgizmo/input/test.h b/drumgizmo/input/test.h new file mode 100644 index 0000000..1edf386 --- /dev/null +++ b/drumgizmo/input/test.h @@ -0,0 +1,53 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * test.h + * + * Sun Apr 3 11:27:25 CEST 2016 + * Copyright 2016 Jonas Suhr Christensen + * jsc@umbraculum.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 Lesser General Public License as published by + * the Free Software Foundation; either version 3 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser 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. + */ +#pragma once +#include <string> + +#include "event.h" +#include "audioinputengine.h" + +class TestInputEngine + : public AudioInputEngine +{ +public: + TestInputEngine(); + ~TestInputEngine(); + + // based on AudioInputEngine + bool init(const Instruments& instruments) override; + void setParm(const std::string& parm, const std::string& value) override; + bool start() override; + void stop() override; + void pre() override; + void run(size_t pos, size_t len, std::vector<event_t>& events) override; + void post() override; + +private: + float probability; + int instrument; + int length; +}; |