145 lines
4.0 KiB
C++
145 lines
4.0 KiB
C++
/*!
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* @file midi_UsbDefs.h
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* Project Arduino MIDI Library
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* @brief MIDI Library for the Arduino - Definitions
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* @author Francois Best
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* @date 24/02/11
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* @license MIT - Copyright (c) 2016 Francois Best
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*
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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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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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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
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* THE SOFTWARE.
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*/
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#pragma once
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#include "midi_Defs.h"
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BEGIN_MIDI_NAMESPACE
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struct CodeIndexNumbers
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{
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enum
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{
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reserved = 0x00,
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misc = reserved,
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cableEvent = 0x01,
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systemCommon2Bytes = 0x02,
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systemCommon3Bytes = 0x03,
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sysExStart = 0x04,
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sysExContinue = sysExStart,
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systemCommon1Byte = 0x05,
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sysExEnds1Byte = systemCommon1Byte,
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sysExEnds2Bytes = 0x06,
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sysExEnds3Bytes = 0x07,
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noteOff = 0x08,
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noteOn = 0x09,
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polyPressure = 0x0A,
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controlChange = 0x0B,
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programChange = 0x0C,
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channelPressure = 0x0D,
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pitchBend = 0x0E,
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singleByte = 0x0F,
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};
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static inline byte getSize(byte inCodeIndexNumber)
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{
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switch (inCodeIndexNumber)
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{
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case noteOn:
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case noteOff:
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case controlChange:
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case pitchBend:
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case polyPressure:
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case systemCommon3Bytes:
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case sysExEnds3Bytes:
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case sysExStart:
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return 3;
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case programChange:
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case channelPressure:
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case systemCommon2Bytes:
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case sysExEnds2Bytes:
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return 2;
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case systemCommon1Byte:
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case singleByte:
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return 1;
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default:
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break;
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}
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return 0; // Can be any length (1, 2 or 3).
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}
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};
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// -----------------------------------------------------------------------------
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struct UsbMidiEventPacket
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{
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public:
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inline UsbMidiEventPacket()
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{
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memset(mData, 0, 4 * sizeof(byte));
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}
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public:
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inline void setHeader(byte inCableNumber, byte inCodeIndexNumber)
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{
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const byte msb = (0x0f & inCableNumber) << 4;
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const byte lsb = (0x0f & inCodeIndexNumber);
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mData[0] = msb | lsb;
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}
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inline void setMidiData(const byte* inData)
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{
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mData[1] = *inData++;
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mData[2] = *inData++;
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mData[3] = *inData;
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}
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inline byte getCableNumber() const
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{
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return mData[0] >> 4;
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}
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inline byte getCodeIndexNumber() const
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{
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return mData[0] & 0x0f;
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}
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inline const byte* getMidiData() const
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{
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return mData + 1;
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}
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inline byte* getMidiData()
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{
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return mData + 1;
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}
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inline UsbMidiEventPacket& operator=(const byte* inData)
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{
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mData[0] = *inData++;
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setMidiData(inData);
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return *this;
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}
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public:
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byte mData[4];
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};
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END_MIDI_NAMESPACE
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