yuzu/src/core/hle/service/hid/controllers/gesture.cpp

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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
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#include <cstring>
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#include "common/common_types.h"
#include "core/core_timing.h"
#include "core/hle/service/hid/controllers/gesture.h"
namespace Service::HID {
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constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3BA00;
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Controller_Gesture::Controller_Gesture(Core::System& system)
: ControllerBase(system), system(system) {}
Controller_Gesture::~Controller_Gesture() = default;
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void Controller_Gesture::OnInit() {}
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void Controller_Gesture::OnRelease() {}
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void Controller_Gesture::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
std::size_t size) {
shared_memory.header.timestamp = core_timing.GetTicks();
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shared_memory.header.total_entry_count = 17;
if (!IsControllerActivated()) {
shared_memory.header.entry_count = 0;
shared_memory.header.last_entry_index = 0;
return;
}
shared_memory.header.entry_count = 16;
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const auto& last_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index];
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shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17;
auto& cur_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index];
cur_entry.sampling_number = last_entry.sampling_number + 1;
cur_entry.sampling_number2 = cur_entry.sampling_number;
// TODO(ogniK): Update gesture states
std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
}
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void Controller_Gesture::OnLoadInputDevices() {}
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} // namespace Service::HID