ppsspp/Windows/DinputDevice.cpp
2013-04-16 17:34:20 +03:00

157 lines
3.7 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <limits.h>
#include "DinputDevice.h"
#include "Core/Config.h"
#include "input/input_state.h"
#include "Core/Reporting.h"
#include "Xinput.h"
#pragma comment(lib,"dinput8.lib")
static const unsigned int dinput_ctrl_map[] = {
9, PAD_BUTTON_START,
8, PAD_BUTTON_SELECT,
4, PAD_BUTTON_LBUMPER,
5, PAD_BUTTON_RBUMPER,
1, PAD_BUTTON_A,
2, PAD_BUTTON_B,
0, PAD_BUTTON_X,
3, PAD_BUTTON_Y,
};
struct XINPUT_DEVICE_NODE
{
DWORD dwVidPid;
XINPUT_DEVICE_NODE* pNext;
};
XINPUT_DEVICE_NODE* g_pXInputDeviceList = NULL;
bool IsXInputDevice( const GUID* pGuidProductFromDirectInput )
{
XINPUT_DEVICE_NODE* pNode = g_pXInputDeviceList;
while( pNode )
{
if( pNode->dwVidPid == pGuidProductFromDirectInput->Data1 )
return true;
pNode = pNode->pNext;
}
return false;
}
DinputDevice::DinputDevice()
{
pJoystick = NULL;
pDI = NULL;
if(FAILED(DirectInput8Create(GetModuleHandle(NULL),DIRECTINPUT_VERSION,IID_IDirectInput8,(void**)&pDI,NULL)))
return;
if(FAILED(pDI->CreateDevice(GUID_Joystick, &pJoystick, NULL )))
{
pDI->Release();
pDI = NULL;
return;
}
if(FAILED(pJoystick->SetDataFormat(&c_dfDIJoystick2)))
{
pJoystick->Release();
pJoystick = NULL;
return;
}
// ignore if device suppert XInput
DIDEVICEINSTANCE dinfo = {0};
pJoystick->GetDeviceInfo(&dinfo);
if (IsXInputDevice(&dinfo.guidProduct))
{
pDI->Release();
pDI = NULL;
pJoystick->Release();
pJoystick = NULL;
}
DIPROPRANGE diprg;
diprg.diph.dwSize = sizeof(DIPROPRANGE);
diprg.diph.dwHeaderSize = sizeof(DIPROPHEADER);
diprg.diph.dwHow = DIPH_DEVICE;
diprg.diph.dwObj = 0;
diprg.lMin = -10000;
diprg.lMax = 10000;
analog = FAILED(pJoystick->SetProperty(DIPROP_RANGE, &diprg.diph))?false:true;
}
DinputDevice::~DinputDevice()
{
if (pJoystick)
{
pJoystick->Release();
pJoystick= NULL;
}
if (pDI)
{
pDI->Release();
pDI= NULL;
}
}
int DinputDevice::UpdateState(InputState &input_state)
{
if (g_Config.iForceInputDevice == 0) return -1;
if (!pJoystick) return -1;
DIJOYSTATE2 js;
if (FAILED(pJoystick->Poll()))
{
if(pJoystick->Acquire() == DIERR_INPUTLOST)
return -1;
}
if(FAILED(pJoystick->GetDeviceState(sizeof(DIJOYSTATE2), &js)))
return -1;
switch (js.rgdwPOV[0])
{
case JOY_POVFORWARD: input_state.pad_buttons |= PAD_BUTTON_UP; break;
case JOY_POVBACKWARD: input_state.pad_buttons |= PAD_BUTTON_DOWN; break;
case JOY_POVLEFT: input_state.pad_buttons |= PAD_BUTTON_LEFT; break;
case JOY_POVRIGHT: input_state.pad_buttons |= PAD_BUTTON_RIGHT; break;
}
if (analog)
{
input_state.pad_lstick_x = (float)js.lX / 10000.f;
input_state.pad_lstick_y = -((float)js.lY / 10000.f);
}
for (u8 i = 0; i < sizeof(dinput_ctrl_map)/sizeof(dinput_ctrl_map[0]); i += 2)
{
if (js.rgbButtons[dinput_ctrl_map[i]] & 0x80)
{
input_state.pad_buttons |= dinput_ctrl_map[i+1];
}
}
return UPDATESTATE_SKIP_PAD;
}