mirror of
https://github.com/starr-dusT/yuzu-mainline
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113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include "core/hle/service/service.h"
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#include "common/bit_field.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Namespace HID_User
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// This service is used for interfacing to physical user controls... perhaps "Human Interface
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// Devices"? Uses include game pad controls, accelerometers, gyroscopes, etc.
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namespace HID_User {
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/// Structure of a PAD controller state
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struct PADState {
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union {
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u32 hex;
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BitField<0, 1, u32> a;
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BitField<1, 1, u32> b;
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BitField<2, 1, u32> select;
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BitField<3, 1, u32> start;
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BitField<4, 1, u32> right;
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BitField<5, 1, u32> left;
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BitField<6, 1, u32> up;
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BitField<7, 1, u32> down;
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BitField<8, 1, u32> r;
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BitField<9, 1, u32> l;
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BitField<10, 1, u32> x;
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BitField<11, 1, u32> y;
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BitField<28, 1, u32> circle_right;
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BitField<29, 1, u32> circle_left;
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BitField<30, 1, u32> circle_up;
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BitField<31, 1, u32> circle_down;
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};
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};
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/// Structure of a single entry in the PADData's PAD state history array
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struct PADDataEntry {
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PADState current_state;
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PADState delta_additions;
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PADState delta_removals;
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s16 circle_pad_x;
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s16 circle_pad_y;
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};
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/// Structure of all data related to the 3DS Pad
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struct PADData {
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s64 index_reset_ticks;
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s64 index_reset_ticks_previous;
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u32 index; // the index of the last updated PAD state history element
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u32 pad1;
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u32 pad2;
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PADState current_state; // same as entries[index].current_state
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u32 raw_circle_pad_data;
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u32 pad3;
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std::array<PADDataEntry, 8> entries; // PAD state history
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};
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// Pre-defined PADStates for single button presses
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const PADState PAD_NONE = {{0}};
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const PADState PAD_A = {{1u << 0}};
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const PADState PAD_B = {{1u << 1}};
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const PADState PAD_SELECT = {{1u << 2}};
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const PADState PAD_START = {{1u << 3}};
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const PADState PAD_RIGHT = {{1u << 4}};
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const PADState PAD_LEFT = {{1u << 5}};
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const PADState PAD_UP = {{1u << 6}};
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const PADState PAD_DOWN = {{1u << 7}};
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const PADState PAD_R = {{1u << 8}};
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const PADState PAD_L = {{1u << 9}};
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const PADState PAD_X = {{1u << 10}};
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const PADState PAD_Y = {{1u << 11}};
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const PADState PAD_CIRCLE_RIGHT = {{1u << 28}};
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const PADState PAD_CIRCLE_LEFT = {{1u << 29}};
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const PADState PAD_CIRCLE_UP = {{1u << 30}};
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const PADState PAD_CIRCLE_DOWN = {{1u << 31}};
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// Methods for updating the HID module's state
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void PADButtonPress(PADState pad_state);
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void PADButtonRelease(PADState pad_state);
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void PADUpdateComplete();
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/// HID service interface
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class Interface : public Service::Interface {
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public:
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Interface();
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~Interface();
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/**
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* Gets the string port name used by CTROS for the service
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* @return Port name of service
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*/
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std::string GetPortName() const {
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return "hid:USER";
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}
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};
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} // namespace
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