Files
Xenia-Canary/src/xenia/hid/input_system.cc
2015-09-06 18:07:52 -07:00

150 lines
4.5 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/hid/input_system.h"
#include "xenia/cpu/processor.h"
#include "xenia/emulator.h"
#include "xenia/hid/hid_flags.h"
#include "xenia/hid/input_driver.h"
#include "xenia/profiling.h"
#include "xenia/hid/nop/nop_hid.h"
#if XE_PLATFORM_WIN32
#include "xenia/hid/winkey/winkey_hid.h"
#include "xenia/hid/xinput/xinput_hid.h"
#endif // WIN32
namespace xe {
namespace hid {
std::unique_ptr<InputSystem> InputSystem::Create(Emulator* emulator) {
auto input_system = std::make_unique<InputSystem>(emulator);
if (FLAGS_hid.compare("nop") == 0) {
input_system->AddDriver(xe::hid::nop::Create(input_system.get()));
#if XE_PLATFORM_WIN32
} else if (FLAGS_hid.compare("winkey") == 0) {
input_system->AddDriver(xe::hid::winkey::Create(input_system.get()));
} else if (FLAGS_hid.compare("xinput") == 0) {
input_system->AddDriver(xe::hid::xinput::Create(input_system.get()));
#endif // WIN32
} else {
// Create all available.
bool any_created = false;
// NOTE: in any mode we create as many as we can, falling back to nop.
#if XE_PLATFORM_WIN32
auto xinput_driver = xe::hid::xinput::Create(input_system.get());
if (xinput_driver) {
input_system->AddDriver(std::move(xinput_driver));
any_created = true;
}
auto winkey_driver = xe::hid::winkey::Create(input_system.get());
if (winkey_driver) {
input_system->AddDriver(std::move(winkey_driver));
any_created = true;
}
#endif // WIN32
// Fallback to nop if none created.
if (!any_created) {
input_system->AddDriver(xe::hid::nop::Create(input_system.get()));
}
}
return input_system;
}
InputSystem::InputSystem(Emulator* emulator)
: emulator_(emulator), memory_(emulator->memory()) {}
InputSystem::~InputSystem() = default;
X_STATUS InputSystem::Setup() {
processor_ = emulator_->processor();
return X_STATUS_SUCCESS;
}
void InputSystem::AddDriver(std::unique_ptr<InputDriver> driver) {
drivers_.push_back(std::move(driver));
}
X_RESULT InputSystem::GetCapabilities(uint32_t user_index, uint32_t flags,
X_INPUT_CAPABILITIES* out_caps) {
SCOPE_profile_cpu_f("hid");
bool any_connected = false;
for (auto& driver : drivers_) {
X_RESULT result = driver->GetCapabilities(user_index, flags, out_caps);
if (result != X_ERROR_DEVICE_NOT_CONNECTED) {
any_connected = true;
}
if (result == X_ERROR_SUCCESS) {
return result;
}
}
return any_connected ? X_ERROR_EMPTY : X_ERROR_DEVICE_NOT_CONNECTED;
}
X_RESULT InputSystem::GetState(uint32_t user_index, X_INPUT_STATE* out_state) {
SCOPE_profile_cpu_f("hid");
bool any_connected = false;
for (auto& driver : drivers_) {
X_RESULT result = driver->GetState(user_index, out_state);
if (result != X_ERROR_DEVICE_NOT_CONNECTED) {
any_connected = true;
}
if (result == X_ERROR_SUCCESS) {
return result;
}
}
return any_connected ? X_ERROR_EMPTY : X_ERROR_DEVICE_NOT_CONNECTED;
}
X_RESULT InputSystem::SetState(uint32_t user_index,
X_INPUT_VIBRATION* vibration) {
SCOPE_profile_cpu_f("hid");
bool any_connected = false;
for (auto& driver : drivers_) {
X_RESULT result = driver->SetState(user_index, vibration);
if (result != X_ERROR_DEVICE_NOT_CONNECTED) {
any_connected = true;
}
if (result == X_ERROR_SUCCESS) {
return result;
}
}
return any_connected ? X_ERROR_EMPTY : X_ERROR_DEVICE_NOT_CONNECTED;
}
X_RESULT InputSystem::GetKeystroke(uint32_t user_index, uint32_t flags,
X_INPUT_KEYSTROKE* out_keystroke) {
SCOPE_profile_cpu_f("hid");
bool any_connected = false;
for (auto& driver : drivers_) {
X_RESULT result = driver->GetKeystroke(user_index, flags, out_keystroke);
if (result != X_ERROR_DEVICE_NOT_CONNECTED) {
any_connected = true;
}
if (result == X_ERROR_SUCCESS) {
return result;
}
}
return any_connected ? X_ERROR_EMPTY : X_ERROR_DEVICE_NOT_CONNECTED;
}
} // namespace hid
} // namespace xe