Sebastian
114 lines
2.7 KiB
C++
114 lines
2.7 KiB
C++
#pragma once
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#include <libremidi/config.hpp>
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#include <span>
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#if LIBREMIDI_NI_MIDI2_COMPAT
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#include <midi/universal_packet.h>
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#endif
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namespace libremidi
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{
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struct ump
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{
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alignas(4) uint32_t data[4] = {};
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int64_t timestamp{};
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constexpr ump() noexcept = default;
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constexpr ~ump() = default;
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explicit constexpr ump(uint32_t b0) noexcept
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: data{b0, 0, 0, 0}
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{
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}
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constexpr ump(uint32_t b0, uint32_t b1) noexcept
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: data{b0, b1, 0, 0}
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{
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}
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constexpr ump(uint32_t b0, uint32_t b1, uint32_t b2) noexcept
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: data{b0, b1, b2, 0}
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{
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}
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constexpr ump(uint32_t b0, uint32_t b1, uint32_t b2, uint32_t b3) noexcept
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: data{b0, b1, b2, b3}
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{
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}
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// Compatibility with ni-midi2:
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#if LIBREMIDI_NI_MIDI2_COMPAT
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constexpr operator midi::universal_packet() const noexcept
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{
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return {data[0], data[1], data[2], data[3]};
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}
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explicit constexpr ump(midi::universal_packet b) noexcept
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: data{b.data[0], b.data[1], b.data[2], b.data[3]}
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{
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}
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constexpr ump& operator=(midi::universal_packet b) noexcept
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{
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data[0] = b.data[0];
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data[1] = b.data[1];
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data[2] = b.data[2];
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data[3] = b.data[3];
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return *this;
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}
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#endif
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// Compatibility with cmidi2:
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operator uint32_t*() & noexcept { return data; }
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operator const uint32_t*() const& noexcept { return data; }
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operator uint32_t*() && noexcept = delete;
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operator const uint32_t*() const&& noexcept = delete;
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constexpr std::size_t size() const noexcept
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{
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// Imported from cmidi2
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enum midi2_message_type
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{
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// MIDI 2.0 UMP Section 3.
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UTILITY = 0,
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SYSTEM = 1,
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MIDI_1_CHANNEL = 2,
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SYSEX7 = 3,
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MIDI_2_CHANNEL = 4,
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SYSEX8_MDS = 5,
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};
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switch (((data[0] & 0xF0000000) >> 28) & 0xF)
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{
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case UTILITY:
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case SYSTEM:
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case MIDI_1_CHANNEL:
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return 1;
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case MIDI_2_CHANNEL:
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case SYSEX7:
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return 2;
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case SYSEX8_MDS:
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return 4;
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default:
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return 0;
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}
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}
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constexpr void clear() noexcept
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{
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data[0] = 0;
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data[1] = 0;
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data[2] = 0;
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data[3] = 0;
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}
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constexpr auto& operator[](int i) const noexcept { return data[i]; }
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constexpr auto& operator[](int i) noexcept { return data[i]; }
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constexpr auto begin() const noexcept { return data; }
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constexpr auto end() const noexcept { return data + size(); }
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constexpr auto begin() noexcept { return data; }
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constexpr auto end() noexcept { return data + size(); }
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constexpr auto cbegin() const noexcept { return data; }
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constexpr auto cend() const noexcept { return data + size(); }
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constexpr auto cbegin() noexcept { return data; }
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constexpr auto cend() noexcept { return data + size(); }
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};
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}
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