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// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <cstring>
#include "common/common_types.h"
#include "core/core_timing.h"
#include "core/hid/hid_core.h"
#include "core/hle/service/hid/controllers/xpad.h"
namespace Service::HID {
constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3C00;
XPad::XPad(Core::HID::HIDCore& hid_core_, u8* raw_shared_memory_) : ControllerBase{hid_core_} {
static_assert(SHARED_MEMORY_OFFSET + sizeof(XpadSharedMemory) < shared_memory_size,
"XpadSharedMemory is bigger than the shared memory");
shared_memory = std::construct_at(
reinterpret_cast<XpadSharedMemory*>(raw_shared_memory_ + SHARED_MEMORY_OFFSET));
}
XPad::~XPad() = default;
void XPad::OnInit() {}
void XPad::OnRelease() {}
void XPad::OnUpdate(const Core::Timing::CoreTiming& core_timing) {
if (!IsControllerActivated()) {
shared_memory->basic_xpad_lifo.buffer_count = 0;
shared_memory->basic_xpad_lifo.buffer_tail = 0;
return;
}
const auto& last_entry = shared_memory->basic_xpad_lifo.ReadCurrentEntry().state;
next_state.sampling_number = last_entry.sampling_number + 1;
// TODO(ogniK): Update xpad states
shared_memory->basic_xpad_lifo.WriteNextEntry(next_state);
}
} // namespace Service::HID
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