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102 lines
3.9 KiB
C++
102 lines
3.9 KiB
C++
/*************************************************************************/
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/* midi_driver_winmidi.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in 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, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifdef WINMIDI_ENABLED
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#include "midi_driver_winmidi.h"
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#include "core/string/print_string.h"
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void MIDIDriverWinMidi::read(HMIDIIN hMidiIn, UINT wMsg, DWORD_PTR dwInstance, DWORD_PTR dwParam1, DWORD_PTR dwParam2) {
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if (wMsg == MIM_DATA) {
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receive_input_packet((uint64_t)dwParam2, (uint8_t *)&dwParam1, 3);
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}
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}
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Error MIDIDriverWinMidi::open() {
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for (UINT i = 0; i < midiInGetNumDevs(); i++) {
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HMIDIIN midi_in;
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MMRESULT res = midiInOpen(&midi_in, i, (DWORD_PTR)read, (DWORD_PTR)this, CALLBACK_FUNCTION);
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if (res == MMSYSERR_NOERROR) {
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midiInStart(midi_in);
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connected_sources.insert(i, midi_in);
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} else {
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char err[256];
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midiInGetErrorText(res, err, 256);
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ERR_PRINT("midiInOpen error: " + String(err));
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MIDIINCAPS caps;
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res = midiInGetDevCaps(i, &caps, sizeof(MIDIINCAPS));
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if (res == MMSYSERR_NOERROR) {
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ERR_PRINT("Can't open MIDI device \"" + String(caps.szPname) + "\", is it being used by another application?");
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}
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}
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}
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return OK;
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}
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PackedStringArray MIDIDriverWinMidi::get_connected_inputs() {
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PackedStringArray list;
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for (int i = 0; i < connected_sources.size(); i++) {
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HMIDIIN midi_in = connected_sources[i];
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UINT id = 0;
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MMRESULT res = midiInGetID(midi_in, &id);
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if (res == MMSYSERR_NOERROR) {
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MIDIINCAPS caps;
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res = midiInGetDevCaps(i, &caps, sizeof(MIDIINCAPS));
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if (res == MMSYSERR_NOERROR) {
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list.push_back(caps.szPname);
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}
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}
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}
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return list;
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}
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void MIDIDriverWinMidi::close() {
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for (int i = 0; i < connected_sources.size(); i++) {
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HMIDIIN midi_in = connected_sources[i];
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midiInStop(midi_in);
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midiInClose(midi_in);
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}
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connected_sources.clear();
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}
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MIDIDriverWinMidi::MIDIDriverWinMidi() {
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}
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MIDIDriverWinMidi::~MIDIDriverWinMidi() {
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close();
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}
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#endif // WINMIDI_ENABLED
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