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https://github.com/hrydgard/ppsspp.git
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d30d75ab38
A user reported stuttering after the periodic checks, and devices failing until unplug/replug. Presumably, this is caused by poor drivers reacting badly to periodic DirectInput queries, so less queries should help.
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include <vector>
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#include <InitGuid.h>
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#define DIRECTINPUT_VERSION 0x0800
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#define DIRECTINPUT_RGBBUTTONS_MAX 128
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#include "InputDevice.h"
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#include "dinput.h"
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class DinputDevice :
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public InputDevice
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{
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public:
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//instantiates device number devnum as explored by the first call to
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//getDevices(), enumerates all devices if not done yet
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DinputDevice(int devnum);
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~DinputDevice();
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virtual int UpdateState();
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virtual bool IsPad() { return true; }
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static size_t getNumPads();
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static void CheckDevices() {
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needsCheck_ = true;
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}
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private:
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void ApplyButtons(DIJOYSTATE2 &state);
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//unfortunate and unclean way to keep only one DirectInput instance around
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static LPDIRECTINPUT8 getPDI();
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//unfortunate and unclean way to keep track of the number of devices and the
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//GUIDs of the plugged in devices. This function will only search for devices
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//if none have been found yet and will only list plugged in devices
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//also, it excludes the devices that are compatible with XInput
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static void getDevices(bool refresh);
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//callback for the WinAPI to call
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static BOOL CALLBACK DevicesCallback(
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LPCDIDEVICEINSTANCE lpddi,
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LPVOID pvRef
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);
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static unsigned int pInstances;
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static std::vector<DIDEVICEINSTANCE> devices;
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static LPDIRECTINPUT8 pDI;
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static bool needsCheck_;
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int pDevNum;
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LPDIRECTINPUTDEVICE8 pJoystick;
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DIJOYSTATE2 pPrevState;
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bool analog;
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BYTE lastButtons_[128];
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WORD lastPOV_[4];
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short last_lX_;
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short last_lY_;
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short last_lZ_;
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short last_lRx_;
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short last_lRy_;
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short last_lRz_;
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};
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