136 lines
4.6 KiB
C++
136 lines
4.6 KiB
C++
/*
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universe.h
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Copyright (c) 2020 Kevin Matz (kevin.matz@gmail.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#pragma once
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#include "data.h"
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#include "dmp/dmp.h"
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#include "esta/dmx/universe.h"
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#include "sacn/sacn.h"
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#include <cstdint>
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#include <condition_variable>
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#include <memory>
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#include <thread>
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#include <vector>
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namespace sACN {
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class Source; ///< forward declare from "sacn/source.h"
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/**
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* @brief \cite sACN 3.2 Universe
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*
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* > A set of up to 512 data slots identified by universe number.
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* > Note: In E1.31 there may be multiple sources for a universe. See also: Slot.
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*/
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class Universe
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: public DMX::Universe
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, public std::enable_shared_from_this<Universe>
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{
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public:
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Universe(Source* = nullptr);
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~Universe();
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virtual void set(ACN::PDU::Message<ACN::DMP::Pdu>, std::shared_ptr<DATA::data_header>);
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virtual std::shared_ptr<DATA::data_header> provenance();
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virtual void setProvenance(std::shared_ptr<DATA::data_header>);
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virtual bool isSyncronized();
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virtual void synchronize(uint8_t = 0);
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virtual bool isEditable() const;
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virtual uint16_t activeSlots();
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// api for poly-source universes
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virtual const std::vector<DATA::data_header> sources() const;
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virtual std::shared_ptr<Universe> sourceUniverse(const DATA::data_header&);
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virtual std::shared_ptr<Universe> addNewSource(const DATA::data_header&);
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virtual std::shared_ptr<void> onSourceListChange(std::function<void()>);
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// DMX::Universe overrides
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void setValue (const uint16_t address, const uint8_t value) override;
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void setValue (const uint16_t start, const uint16_t footprint,
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const uint8_t* data) override;
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virtual void setStatus(uint8_t) override;
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virtual uint8_t status() override;
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/**
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* @brief destination IP address
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*
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* Setting type to ACN::SDT::SDT_ADDR_NULL will send on the multicast group.
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*/
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ipAddress destination;
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/**
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* @brief The Status enum
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*/
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enum Status : uint8_t {
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DMX_NULL = DMX::Universe::DMX_NULL, //!< uninitialized
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DMX_ACTIVE = DMX::Universe::DMX_ACTIVE, //!< actively sending/receiving data
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DMX_LOST = DMX::Universe::DMX_LOST, //!< no activity in E111_DATA_LOSS_TIMEOUT
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sACN_TERMINATED = 11, //!< stream has been terminated or no activity in E131_NETWORK_DATA_LOSS_TIMEOUT
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sACN_HOLD = 12 //!< 10.2.2 Loss of Data alternate mode, holds last look
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};
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protected:
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void sACNsend() const;
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private:
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std::shared_ptr<DATA::data_header> provenance_;
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std::vector<uint8_t> * sync_data_ = nullptr;
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Source* source_;
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/**
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* @brief \cite sACN 3.7 Active Data Slots
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*
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* > When translating ANSI E1.11 DMX512-A \cite DMX to E1.31, the active data
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* > slots are defined as ranging from data slot 1 to the maximum data slot in
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* > the most recently received packet with the corresponding START Code.
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* >
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* > Devices originating E1.31 shall define their active data slots using
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* > the DMP First Property Address and DMP Property Count fields shown in
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* > Table 4-1.
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*/
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uint16_t active_data_slots_;
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/// > \cite sACN 6.3.2 E1.31 Synchronization Packet: Sequence Number
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/// >
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/// > Sources shall maintain a sequence for each universe they transmit.
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/// > The sequence number for a universe shall be incremented by one for
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/// > every packet sent on that universe. There is no implied relationship
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/// > between the sequence number of an E1.31 Synchronization Packet and
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/// > the sequence number of an E1.31 Data Packet on that same universe.
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uint8_t sync_sequence_;
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std::condition_variable_any tx_request_;
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std::mutex tx_control_mutex_;
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bool tx_enable_ = true;
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std::thread tx_worker_;
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void tx_loop_();
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};
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} // SACN namespace
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