58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
// FGHIDEventInput.hxx -- handle event driven input devices via HIDAPI
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//
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// Written by James Turner
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//
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// Copyright (C) 2017, James Turner <zakalawe@mac.com>
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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#ifndef __FGHIDEVENTINPUT_HXX_
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#define __FGHIDEVENTINPUT_HXX_
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#include <memory>
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#include "FGEventInput.hxx"
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int extractBits(uint8_t* bytes, size_t lengthInBytes, size_t bitOffset, size_t bitSize);
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int signExtend(int inValue, size_t bitSize);
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void writeBits(uint8_t* bytes, size_t bitOffset, size_t bitSize, int value);
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class FGHIDEventInput : public FGEventInput {
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public:
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FGHIDEventInput();
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virtual ~FGHIDEventInput();
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// Subsystem API.
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void init() override;
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void postinit() override;
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void reinit() override;
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void shutdown() override;
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void update(double dt) override;
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// Subsystem identification.
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static const char* staticSubsystemClassId() { return "input-event-hid"; }
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private:
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class FGHIDEventInputPrivate;
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std::unique_ptr<FGHIDEventInputPrivate> d;
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};
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#endif
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