135 lines
3.7 KiB
C++
135 lines
3.7 KiB
C++
// Copyright 2010 Dolphin Emulator Project
|
|
// Licensed under GPLv2+
|
|
// Refer to the license.txt file included.
|
|
|
|
#pragma once
|
|
|
|
#include <atomic>
|
|
#include <functional>
|
|
#include <list>
|
|
#include <memory>
|
|
#include <mutex>
|
|
|
|
#include "Common/Matrix.h"
|
|
#include "Common/WindowSystemInfo.h"
|
|
#include "InputCommon/ControllerInterface/CoreDevice.h"
|
|
|
|
// enable disable sources
|
|
#ifdef _WIN32
|
|
#define CIFACE_USE_WIN32
|
|
#endif
|
|
#ifdef HAVE_X11
|
|
#define CIFACE_USE_XLIB
|
|
#endif
|
|
#if defined(__APPLE__)
|
|
#define CIFACE_USE_OSX
|
|
#endif
|
|
#if defined(HAVE_LIBEVDEV) && defined(HAVE_LIBUDEV)
|
|
#define CIFACE_USE_EVDEV
|
|
#endif
|
|
#if defined(USE_PIPES)
|
|
#define CIFACE_USE_PIPES
|
|
#endif
|
|
#define CIFACE_USE_DUALSHOCKUDPCLIENT
|
|
|
|
namespace ciface
|
|
{
|
|
// A thread local "input channel" is maintained to handle the state of relative inputs.
|
|
// This allows simultaneous use of relative inputs across different input contexts.
|
|
// e.g. binding relative mouse movements to both GameCube controllers and FreeLook.
|
|
// These operate at different rates and processing one would break the other without separate state.
|
|
enum class InputChannel
|
|
{
|
|
Host,
|
|
SerialInterface,
|
|
Bluetooth,
|
|
FreeLook,
|
|
Count,
|
|
};
|
|
|
|
} // namespace ciface
|
|
|
|
//
|
|
// ControllerInterface
|
|
//
|
|
// Some crazy shit I made to control different device inputs and outputs
|
|
// from lots of different sources, hopefully more easily.
|
|
//
|
|
class ControllerInterface : public ciface::Core::DeviceContainer
|
|
{
|
|
public:
|
|
using HotplugCallbackHandle = std::list<std::function<void()>>::iterator;
|
|
|
|
ControllerInterface() : m_is_init(false) {}
|
|
void Initialize(const WindowSystemInfo& wsi);
|
|
void ChangeWindow(void* hwnd);
|
|
void RefreshDevices();
|
|
void Shutdown();
|
|
void AddDevice(std::shared_ptr<ciface::Core::Device> device);
|
|
void RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback);
|
|
// This is mandatory to use on device populations functions that can be called concurrently by
|
|
// more than one thread, or that are called by a single other thread.
|
|
// Without this, our devices list might end up in a mixed state.
|
|
void PlatformPopulateDevices(std::function<void()> callback);
|
|
bool IsInit() const { return m_is_init; }
|
|
void UpdateInput();
|
|
|
|
// Set adjustment from the full render window aspect-ratio to the drawn aspect-ratio.
|
|
// Used to fit mouse cursor inputs to the relevant region of the render window.
|
|
void SetAspectRatioAdjustment(float);
|
|
|
|
// Calculated from the aspect-ratio adjustment.
|
|
// Inputs based on window coordinates should be multiplied by this.
|
|
Common::Vec2 GetWindowInputScale() const;
|
|
|
|
HotplugCallbackHandle RegisterDevicesChangedCallback(std::function<void(void)> callback);
|
|
void UnregisterDevicesChangedCallback(const HotplugCallbackHandle& handle);
|
|
void InvokeDevicesChangedCallbacks() const;
|
|
|
|
static void SetCurrentInputChannel(ciface::InputChannel);
|
|
static ciface::InputChannel GetCurrentInputChannel();
|
|
|
|
private:
|
|
std::list<std::function<void()>> m_devices_changed_callbacks;
|
|
mutable std::mutex m_callbacks_mutex;
|
|
std::atomic<bool> m_is_init;
|
|
std::atomic<bool> m_is_populating_devices{false};
|
|
WindowSystemInfo m_wsi;
|
|
std::atomic<float> m_aspect_ratio_adjustment = 1;
|
|
};
|
|
|
|
namespace ciface
|
|
{
|
|
template <typename T>
|
|
class RelativeInputState
|
|
{
|
|
public:
|
|
void Update()
|
|
{
|
|
const auto channel = int(ControllerInterface::GetCurrentInputChannel());
|
|
|
|
m_value[channel] = m_delta[channel];
|
|
m_delta[channel] = {};
|
|
}
|
|
|
|
T GetValue() const
|
|
{
|
|
const auto channel = int(ControllerInterface::GetCurrentInputChannel());
|
|
|
|
return m_value[channel];
|
|
}
|
|
|
|
void Move(T delta)
|
|
{
|
|
for (auto& d : m_delta)
|
|
d += delta;
|
|
}
|
|
|
|
private:
|
|
std::array<T, int(InputChannel::Count)> m_value;
|
|
std::array<T, int(InputChannel::Count)> m_delta;
|
|
};
|
|
} // namespace ciface
|
|
|
|
extern ControllerInterface g_controller_interface;
|