46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
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// Copyright 2020 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "core/core.h"
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#include "core/frontend/input_interpreter.h"
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#include "core/hle/service/hid/controllers/npad.h"
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#include "core/hle/service/hid/hid.h"
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#include "core/hle/service/sm/sm.h"
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InputInterpreter::InputInterpreter(Core::System& system)
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: npad{system.ServiceManager()
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.GetService<Service::HID::Hid>("hid")
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->GetAppletResource()
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->GetController<Service::HID::Controller_NPad>(Service::HID::HidController::NPad)} {}
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InputInterpreter::~InputInterpreter() = default;
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void InputInterpreter::PollInput() {
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const u32 button_state = npad.GetAndResetPressState();
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previous_index = current_index;
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current_index = (current_index + 1) % button_states.size();
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button_states[current_index] = button_state;
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}
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bool InputInterpreter::IsButtonPressedOnce(HIDButton button) const {
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const bool current_press =
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(button_states[current_index] & (1U << static_cast<u8>(button))) != 0;
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const bool previous_press =
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(button_states[previous_index] & (1U << static_cast<u8>(button))) != 0;
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return current_press && !previous_press;
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}
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bool InputInterpreter::IsButtonHeld(HIDButton button) const {
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u32 held_buttons{button_states[0]};
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for (std::size_t i = 1; i < button_states.size(); ++i) {
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held_buttons &= button_states[i];
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}
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return (held_buttons & (1U << static_cast<u8>(button))) != 0;
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}
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