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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include "common/common_types.h"
#include "core/core_timing.h"
#include "core/frontend/emu_window.h"
#include "core/hle/service/hid/controllers/mouse.h"
namespace Service::HID {
constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3400;
Controller_Mouse::Controller_Mouse() = default;
Controller_Mouse::~Controller_Mouse() = default;
void Controller_Mouse::OnInit() {}
void Controller_Mouse::OnRelease() {}
void Controller_Mouse::OnUpdate(u8* data, std::size_t size) {
shared_memory.header.timestamp = Core::Timing::GetTicks();
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;
auto& last_entry = shared_memory.mouse_states[shared_memory.header.last_entry_index];
shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17;
auto& cur_entry = shared_memory.mouse_states[shared_memory.header.last_entry_index];
cur_entry.sampling_number = last_entry.sampling_number + 1;
cur_entry.sampling_number2 = cur_entry.sampling_number;
if (Settings::values.mouse_enabled) {
const auto [px, py, sx, sy] = mouse_device->GetStatus();
const auto x = static_cast<s32>(px * Layout::ScreenUndocked::Width);
const auto y = static_cast<s32>(py * Layout::ScreenUndocked::Height);
cur_entry.x = x;
cur_entry.y = y;
cur_entry.delta_x = x - last_entry.x;
cur_entry.delta_y = y - last_entry.y;
cur_entry.mouse_wheel_x = sx;
cur_entry.mouse_wheel_y = sy;
for (std::size_t i = 0; i < mouse_button_devices.size(); ++i) {
cur_entry.button |= (mouse_button_devices[i]->GetStatus() << i);
}
}
std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
}
void Controller_Mouse::OnLoadInputDevices() {
mouse_device = Input::CreateDevice<Input::MouseDevice>(Settings::values.mouse_device);
std::transform(Settings::values.mouse_buttons.begin(), Settings::values.mouse_buttons.end(),
mouse_button_devices.begin(), Input::CreateDevice<Input::ButtonDevice>);
}
} // namespace Service::HID
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