mirror of
https://github.com/SpeedBreakerProject/speedbreaker.git
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57b0c69334
Co-authored-by: wendersonrodrigues <wendersonrodrigues@users.noreply.github.com> Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
1570 lines
70 KiB
C++
1570 lines
70 KiB
C++
// SpeedBreaker runtime. GPL-3.0-or-later (see COPYING). See input.h.
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// A steering wheel's own side of this is hid/wheel.cpp.
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#include <stdafx.h>
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#include "input.h"
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#include "key_map.h"
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#include "player_slots.h"
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#include "rumble_note.h"
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#include "wheel.h"
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#include <cpu/guest_time.h>
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#include <game/split_screen.h>
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#include <kernel/function.h>
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#include <ui/ui.h>
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#include <user/settings.h>
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#include <user/key_names.h>
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#include <SDL3/SDL.h>
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// key_map.h names XInput's bits as literals (it has no kernel header): keep
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// them the bits the game reads.
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static_assert(hid::keymap::button::DpadUp == XAMINPUT_GAMEPAD_DPAD_UP && hid::keymap::button::DpadDown == XAMINPUT_GAMEPAD_DPAD_DOWN &&
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hid::keymap::button::DpadLeft == XAMINPUT_GAMEPAD_DPAD_LEFT && hid::keymap::button::DpadRight == XAMINPUT_GAMEPAD_DPAD_RIGHT &&
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hid::keymap::button::Start == XAMINPUT_GAMEPAD_START && hid::keymap::button::Back == XAMINPUT_GAMEPAD_BACK &&
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hid::keymap::button::LeftThumb == XAMINPUT_GAMEPAD_LEFT_THUMB && hid::keymap::button::RightThumb == XAMINPUT_GAMEPAD_RIGHT_THUMB &&
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hid::keymap::button::LeftShoulder == XAMINPUT_GAMEPAD_LEFT_SHOULDER && hid::keymap::button::RightShoulder == XAMINPUT_GAMEPAD_RIGHT_SHOULDER &&
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hid::keymap::button::A == XAMINPUT_GAMEPAD_A && hid::keymap::button::B == XAMINPUT_GAMEPAD_B &&
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hid::keymap::button::X == XAMINPUT_GAMEPAD_X && hid::keymap::button::Y == XAMINPUT_GAMEPAD_Y,
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"key_map.h's button bits are XInput's");
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// The key codes of user/key_names.h are SDL's scancodes (USB HID usages);
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// tests/key_names_test.cpp checks every row, this pins a few.
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static_assert(settings::keynames::Code("a") == SDL_SCANCODE_A && settings::keynames::Code("keypad_1") == SDL_SCANCODE_KP_1 &&
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settings::keynames::Code("right_alt") == SDL_SCANCODE_RALT && settings::keynames::Code("escape") == SDL_SCANCODE_ESCAPE);
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namespace
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{
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constexpr uint32_t ERROR_SUCCESS = 0;
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constexpr uint32_t ERROR_DEVICE_NOT_CONNECTED = 0x48F;
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struct Pad
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{
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uint16_t buttons = 0;
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uint8_t leftTrigger = 0, rightTrigger = 0;
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int16_t lx = 0, ly = 0, rx = 0, ry = 0;
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};
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std::mutex s_mutex;
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Pad s_pad; // latest sample (devices only)
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bool s_deviceConnected = false; // a gamepad, or the keyboard of our window
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uint32_t s_packet = 0;
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uint16_t s_rumbleLow = 0, s_rumbleHigh = 0;
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bool s_rumbleDirty = false;
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SDL_Gamepad* s_gamepad = nullptr;
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std::atomic<bool> s_blocked{ false };
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// Split screen (game/split_screen.h, hid/player_slots.h): XInput users
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// 1-3 are the other players' controllers. Under s_mutex, written by
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// Update and by a controller's removal; [0] unused (user 0 is s_pad).
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struct OtherUser
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{
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bool connected = false;
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Pad pad;
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uint32_t packet = 0;
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Pad last; // the state packet counted last
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uint16_t rumbleLow = 0, rumbleHigh = 0;
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bool rumbleDirty = false;
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bool told = false; // connected, as the game last saw it (logged when it changes)
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};
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OtherUser s_users[hid::PlayerSlots::kUsers];
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// Main thread: the controllers other than s_gamepad, open only while the
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// game is in split screen, and which player each is.
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struct OtherPad
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{
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SDL_JoystickID id = 0;
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SDL_Gamepad* gamepad = nullptr;
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uint16_t latched = 0; // held when a menu closed (s_latchedButtons' rule)
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int user = 0; // as last logged
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};
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std::vector<OtherPad> s_others;
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hid::PlayerSlots s_slots;
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// NFSMW_OTHER_PADS=always, a diagnostic: the other controllers are users
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// 1-3 in single player too (what a second pad would do there).
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const bool s_otherPadsAlways = [] {
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const char* v = std::getenv("NFSMW_OTHER_PADS");
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const bool always = v && strcmp(v, "always") == 0;
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if (always)
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fprintf(stderr, "[input] NFSMW_OTHER_PADS=always: other controllers are XInput users 1-3 outside split screen too\n");
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return always;
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}();
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// NFSMW_TEST_SPLIT="35-45,60-70" (tests): the input side of split screen
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// (other controllers as users 1-3, the notices) on over those seconds of
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// guest time too, whatever the game says; the renderer is not affected.
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std::vector<std::pair<double, double>> ParseTestSplit()
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{
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std::vector<std::pair<double, double>> ranges;
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const char* v = std::getenv("NFSMW_TEST_SPLIT");
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for (std::string_view rest = v ? v : ""; !rest.empty();)
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{
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const size_t comma = rest.find(',');
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const std::string item(rest.substr(0, comma));
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rest = comma == std::string_view::npos ? std::string_view() : rest.substr(comma + 1);
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const size_t dash = item.find('-');
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if (dash != std::string::npos)
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ranges.push_back({ std::atof(item.c_str()), std::atof(item.c_str() + dash + 1) });
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}
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if (!ranges.empty())
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fprintf(stderr, "[input] NFSMW_TEST_SPLIT: %zu ranges of input-side split screen\n", ranges.size());
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return ranges;
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}
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const std::vector<std::pair<double, double>> s_testSplit = ParseTestSplit();
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// Main thread: the notices for a player whose controller went in split
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// screen (bit 0: player 1's, bits 1-3: users 1-3's), as shown now.
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// The game itself only pauses under a bare PAUSE banner (X360_Pause.fng,
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// the screen it also shows under the 360's Guide): on a 360 the console's
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// own overlay asked for the controller. Its leftover ControllerUnplugged.fng
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// ("Please reconnect the controller to controller port %d and press START
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// to continue.") is never pushed. Player 1 keeps the keyboard, so the game
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// never sees user 0 go: a notice only.
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uint32_t s_noticesShown = 0;
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bool s_p1Lost = false; // player 1's controller went in split screen, none since
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std::string MissingNotice(int user)
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{
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if (user == 0)
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return "Player 1's controller disconnected. Reconnect it, or play on with the keyboard.";
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return "Player " + std::to_string(user + 1) + "'s controller disconnected. Reconnect it and press START.";
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}
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// SDL's buttons as XInput's.
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const std::pair<SDL_GamepadButton, uint16_t> kButtonMap[] = {
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{ SDL_GAMEPAD_BUTTON_SOUTH, XAMINPUT_GAMEPAD_A }, { SDL_GAMEPAD_BUTTON_EAST, XAMINPUT_GAMEPAD_B },
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{ SDL_GAMEPAD_BUTTON_WEST, XAMINPUT_GAMEPAD_X }, { SDL_GAMEPAD_BUTTON_NORTH, XAMINPUT_GAMEPAD_Y },
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{ SDL_GAMEPAD_BUTTON_BACK, XAMINPUT_GAMEPAD_BACK }, { SDL_GAMEPAD_BUTTON_START, XAMINPUT_GAMEPAD_START },
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{ SDL_GAMEPAD_BUTTON_LEFT_STICK, XAMINPUT_GAMEPAD_LEFT_THUMB },
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{ SDL_GAMEPAD_BUTTON_RIGHT_STICK, XAMINPUT_GAMEPAD_RIGHT_THUMB },
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{ SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, XAMINPUT_GAMEPAD_LEFT_SHOULDER },
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{ SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, XAMINPUT_GAMEPAD_RIGHT_SHOULDER },
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{ SDL_GAMEPAD_BUTTON_DPAD_UP, XAMINPUT_GAMEPAD_DPAD_UP }, { SDL_GAMEPAD_BUTTON_DPAD_DOWN, XAMINPUT_GAMEPAD_DPAD_DOWN },
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{ SDL_GAMEPAD_BUTTON_DPAD_LEFT, XAMINPUT_GAMEPAD_DPAD_LEFT }, { SDL_GAMEPAD_BUTTON_DPAD_RIGHT, XAMINPUT_GAMEPAD_DPAD_RIGHT },
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};
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// Main thread: buttons held when a menu closed, hidden from the game
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// until each is released (the B, Start or A that closed it).
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uint16_t s_latchedButtons = 0;
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bool s_wasBlocked = false;
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bool s_scriptSuppressed = false; // under s_mutex: no scripted input while a menu is open
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std::chrono::steady_clock::time_point s_lastInput; // main thread: a control last in use (SecondsSinceInput)
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bool s_inputSeen = false;
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hid::wheelmap::WheelStill s_wheelStill; // main thread: a wheel's steering counts when it turns (wheel_map.h)
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// The controller's Back is held back from the game until it's clear it
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// isn't the start of the Back + Start settings chord: released (then
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// replayed as a short tap), or held 250 ms without Start. Main thread.
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// In guest time, so a suspension can't eat the replayed tap.
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enum class BackState { Idle, Pending, Passing, Replay, Swallow };
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BackState s_backState = BackState::Idle;
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int64_t s_backSince = 0; // guest ns
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bool PadBackForGame(bool back, bool start)
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{
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int64_t now = guesttime::NowNs();
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switch (s_backState)
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{
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case BackState::Idle:
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if (back)
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{
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s_backState = start ? BackState::Swallow : BackState::Pending;
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s_backSince = now;
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}
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return false;
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case BackState::Pending:
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if (start)
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{
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s_backState = BackState::Swallow; // the chord: the UI has it
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return false;
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}
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if (!back)
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{
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s_backState = BackState::Replay;
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s_backSince = now;
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return true;
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}
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if (now - s_backSince >= 250'000'000)
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{
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s_backState = BackState::Passing;
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return true;
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}
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return false;
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case BackState::Passing:
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if (!back)
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s_backState = BackState::Idle;
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return back;
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case BackState::Replay:
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if (now - s_backSince < 100'000'000)
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return true;
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s_backState = BackState::Idle;
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return false;
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case BackState::Swallow:
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if (!back && !start)
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s_backState = BackState::Idle;
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return false;
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}
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return false;
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}
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// A scripted input: buttons (or analog: RT/LT triggers, LL/LR/LU/LD left
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// stick) held over [time, time + duration).
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// `steps`: time and duration in world steps (the stepper's count, which
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// restarts at each load) instead of seconds: "w6668~w7148:RT".
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struct ScriptTap { double time; uint16_t buttons; int16_t lx, ly; double duration = 0.15; uint8_t lt = 0, rt = 0; bool steps = false; };
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std::vector<ScriptTap> s_script;
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// Guest ns at launch: the script and the virtual pad run on guest time,
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// so a press due while the game is suspended comes after it instead of
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// being lost.
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const int64_t s_start = guesttime::NowNs();
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double SecondsSinceLaunch()
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{
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return double(guesttime::NowNs() - s_start) / 1e9;
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}
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// NFSMW_INPUT_STEPS_AFTER=<s>: world-step taps ("w..." times) count from
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// this many seconds after launch (past the load whose steps they count),
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// so automated runs press at the same world step whatever the loads took
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// (the A/B tests of game/hfr.h: a wall-clock press lands on another step
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// when a load is shorter).
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const double s_stepsAfter = [] { const char* v = std::getenv("NFSMW_INPUT_STEPS_AFTER"); return v ? std::atof(v) : 0.0; }();
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// The world stepper's count (game/hfr.cpp, frame_time.cpp: [0x82A2CB6C] + 40); -1 without one.
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double WorldSteps()
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{
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uint8_t* base = g_memory.base;
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if (!base)
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return -1;
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const uint32_t stepper = PPC_LOAD_U32(0x82A2CB6C);
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return stepper ? double(PPC_LOAD_U32(stepper + 40)) : -1.0;
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}
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int16_t ToShort(float v)
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{
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return int16_t(std::clamp(v * 32767.0f, -32768.0f, 32767.0f));
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}
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// Radial deadzone with rescale: |v| < dz -> 0, else (|v|-dz)/(1-dz).
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void ApplyDeadzone(float& x, float& y, float dz)
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{
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float m = std::sqrt(x * x + y * y);
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if (m <= dz)
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{
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x = y = 0.0f;
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return;
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}
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float scaled = std::min(1.0f, (m - dz) / (1.0f - dz));
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x = x / m * scaled;
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y = y / m * scaled;
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}
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uint8_t Trigger(float v, float dz)
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{
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if (v <= dz)
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return 0;
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return uint8_t(std::clamp((v - dz) / (1.0f - dz), 0.0f, 1.0f) * 255.0f + 0.5f);
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}
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uint16_t ButtonByName(const std::string& n)
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{
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static const std::pair<const char*, uint16_t> names[] = {
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{ "UP", XAMINPUT_GAMEPAD_DPAD_UP }, { "DOWN", XAMINPUT_GAMEPAD_DPAD_DOWN },
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{ "LEFT", XAMINPUT_GAMEPAD_DPAD_LEFT }, { "RIGHT", XAMINPUT_GAMEPAD_DPAD_RIGHT },
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{ "START", XAMINPUT_GAMEPAD_START }, { "BACK", XAMINPUT_GAMEPAD_BACK },
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{ "LS", XAMINPUT_GAMEPAD_LEFT_THUMB }, { "RS", XAMINPUT_GAMEPAD_RIGHT_THUMB },
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{ "LB", XAMINPUT_GAMEPAD_LEFT_SHOULDER }, { "RB", XAMINPUT_GAMEPAD_RIGHT_SHOULDER },
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{ "A", XAMINPUT_GAMEPAD_A }, { "B", XAMINPUT_GAMEPAD_B }, { "X", XAMINPUT_GAMEPAD_X }, { "Y", XAMINPUT_GAMEPAD_Y },
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};
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for (auto& [name, bit] : names)
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if (n == name)
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return bit;
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return 0;
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}
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void ParseScript()
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{
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const char* s = std::getenv("NFSMW_INPUT_SCRIPT");
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if (!s)
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return;
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std::string all = s;
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size_t pos = 0;
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while (pos < all.size())
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{
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size_t end = all.find(',', pos);
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std::string item = all.substr(pos, end == std::string::npos ? std::string::npos : end - pos);
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pos = end == std::string::npos ? all.size() : end + 1;
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size_t colon = item.find(':');
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if (colon == std::string::npos)
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continue;
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// "sec:BUTTON", "from-to/step:BUTTON" (a tap every `step` s) or
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// "from~to:BUTTON" (held).
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std::string when = item.substr(0, colon);
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std::string name = item.substr(colon + 1);
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ScriptTap proto{ 0, ButtonByName(name), 0, 0 };
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// World steps: "w<step>" (a tap of 9 steps) or "w<from>~w<to>" (held).
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if (!when.empty() && when[0] == 'w')
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{
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proto.steps = true;
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proto.duration = 9;
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when.erase(std::remove(when.begin(), when.end(), 'w'), when.end());
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}
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if (name == "RT") proto.rt = 255;
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else if (name == "LT") proto.lt = 255;
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else if (name == "LL") proto.lx = -32767;
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else if (name == "LR") proto.lx = 32767;
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else if (name == "LU") proto.ly = 32767;
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else if (name == "LD") proto.ly = -32767;
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else if (proto.buttons == 0)
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{
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fprintf(stderr, "[input] script: unknown button in \"%s\"\n", item.c_str());
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continue;
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}
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uint16_t button = proto.buttons;
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if (size_t tilde = when.find('~'); tilde != std::string::npos)
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{
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ScriptTap hold = proto;
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hold.time = std::atof(when.substr(0, tilde).c_str());
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hold.duration = std::atof(when.substr(tilde + 1).c_str()) - hold.time;
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s_script.push_back(hold);
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continue;
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}
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size_t dash = when.find('-'), slash = when.find('/');
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if (dash != std::string::npos && slash != std::string::npos && slash > dash)
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{
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double from = std::atof(when.substr(0, dash).c_str());
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double to = std::atof(when.substr(dash + 1, slash - dash - 1).c_str());
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double step = std::max(0.2, std::atof(when.substr(slash + 1).c_str()));
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for (double t = from; t <= to; t += step)
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{
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ScriptTap tap = proto;
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tap.time = t;
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s_script.push_back(tap);
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}
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}
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else
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{
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ScriptTap tap = proto;
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tap.time = std::atof(when.c_str());
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s_script.push_back(tap);
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}
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}
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fprintf(stderr, "[input] script: %zu taps\n", s_script.size());
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}
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// Apply the scripted inputs active now on top of the device state.
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void ApplyScript(Pad& p)
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{
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if (s_script.empty())
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return;
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double t = SecondsSinceLaunch();
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const double steps = t >= s_stepsAfter ? WorldSteps() : -1.0;
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// The first world-step tap that applies: a line saying when (checks the clock).
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static bool said = false;
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if (!said && steps >= 0)
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for (const auto& tap : s_script)
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if (tap.steps && steps >= tap.time && steps < tap.time + tap.duration)
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{
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said = true;
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fprintf(stderr, "[input] script: first world-step tap (w%.0f) at world step %.0f, %.3f s after launch\n", tap.time, steps, t);
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break;
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}
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for (const auto& tap : s_script)
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if (tap.steps ? steps >= 0 && steps >= tap.time && steps < tap.time + tap.duration
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: t >= tap.time && t < tap.time + tap.duration)
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{
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p.buttons |= tap.buttons;
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p.leftTrigger = std::max(p.leftTrigger, tap.lt);
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p.rightTrigger = std::max(p.rightTrigger, tap.rt);
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if (tap.lx) p.lx = tap.lx;
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if (tap.ly) p.ly = tap.ly;
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}
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}
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const bool s_scriptParsed = (ParseScript(), true);
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// NFSMW_VIRTUAL_PAD="2:LX=0.05,4:LX=0.2,6:RT=0.01": an SDL virtual
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// controller, the only one opened, whose axes move to those values at
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// seconds since launch (sticks LX/LY/RX/RY -1..1, up positive; triggers
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// LT/RT 0..1) and hold them. Its buttons too: "5:BACK=1" holds one down,
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// "5.2:BACK=0" lets it go, "6:DOWN" taps it (0.15 s); A B X Y BACK START
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// LB RB LS RS and the D-pad's UP DOWN LEFT RIGHT. Being a real SDL
|
|
// controller, it drives the menus (Back + Start, the D-pad, A, B) as
|
|
// well as the game. A button changes once a frame at most, so a tap due
|
|
// whole within one long frame (a capture's stall) still shows a frame
|
|
// pressed. "12:SHOT" saves the next presented frame (ui::RequestShot), on
|
|
// the pad's clock. NFSMW_INPUT_SCRIPT feeds the game after the
|
|
// device path; this goes through it, so the deadzones and Vibration
|
|
// reach it as they would a real controller, for tests without one. Each
|
|
// step logs what the game then gets; the rumble the game asks for and
|
|
// the rumble the pad receives are logged.
|
|
// NFSMW_VIRTUAL_PAD_2 (and _3, _4), the same syntax: more virtual
|
|
// controllers, for split-screen tests (the other players' pads); with
|
|
// any of them set, only the virtual ones are opened. Two more steps for
|
|
// them: "40:DETACH" unplugs the pad (SDL removes it, as a real one
|
|
// going), "50:ATTACH" plugs it in again (a new SDL id).
|
|
struct PadStep { double time; SDL_GamepadAxis axis; float value; std::string text; int button = -1; bool down = false; };
|
|
constexpr int kShotStep = -2; // PadStep::button: a capture, not a button
|
|
constexpr int kDetachStep = -3; // unplug
|
|
constexpr int kAttachStep = -4; // plug in again
|
|
struct VirtualPad
|
|
{
|
|
std::vector<PadStep> steps;
|
|
size_t next = 0;
|
|
SDL_JoystickID id = 0; // 0: not attached
|
|
SDL_Joystick* joystick = nullptr;
|
|
int number = 1; // 1 = NFSMW_VIRTUAL_PAD
|
|
};
|
|
VirtualPad s_vpads[hid::PlayerSlots::kUsers];
|
|
bool s_virtualOnly = false; // a virtual pad was asked for: real controllers are left alone
|
|
|
|
bool SDLCALL VirtualPadRumble(void* userdata, Uint16 low, Uint16 high)
|
|
{
|
|
const int number = int(reinterpret_cast<intptr_t>(userdata));
|
|
if (number == 1)
|
|
fprintf(stderr, "[input] virtual pad: rumble low %u, high %u\n", unsigned(low), unsigned(high));
|
|
else
|
|
fprintf(stderr, "[input] virtual pad %d: rumble low %u, high %u\n", number, unsigned(low), unsigned(high));
|
|
return true;
|
|
}
|
|
|
|
bool IsVirtualPad(SDL_JoystickID id)
|
|
{
|
|
for (const VirtualPad& v : s_vpads)
|
|
if (v.id && v.id == id)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
bool PlugVirtualPad(VirtualPad& vp)
|
|
{
|
|
const std::string name = vp.number == 1 ? "SpeedBreaker virtual pad" : "SpeedBreaker virtual pad " + std::to_string(vp.number);
|
|
SDL_VirtualJoystickDesc desc;
|
|
SDL_INIT_INTERFACE(&desc);
|
|
desc.type = SDL_JOYSTICK_TYPE_GAMEPAD;
|
|
desc.naxes = SDL_GAMEPAD_AXIS_COUNT;
|
|
desc.nbuttons = SDL_GAMEPAD_BUTTON_COUNT;
|
|
desc.name = name.c_str();
|
|
if (vp.number > 1)
|
|
desc.product_id = Uint16(vp.number); // its own SDL mapping, so its own name (pad 1's descriptor as before)
|
|
desc.Rumble = VirtualPadRumble;
|
|
desc.userdata = reinterpret_cast<void*>(intptr_t(vp.number));
|
|
vp.id = SDL_AttachVirtualJoystick(&desc);
|
|
vp.joystick = vp.id ? SDL_OpenJoystick(vp.id) : nullptr;
|
|
if (!vp.joystick)
|
|
{
|
|
fprintf(stderr, "[input] %s: no virtual controller: %s\n", vp.number == 1 ? "NFSMW_VIRTUAL_PAD" : name.c_str(), SDL_GetError());
|
|
if (vp.id)
|
|
SDL_DetachVirtualJoystick(vp.id);
|
|
vp.id = 0;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void ParseVirtualPad(const char* v, VirtualPad& vp)
|
|
{
|
|
static const std::pair<const char*, SDL_GamepadAxis> axes[] = {
|
|
{ "LX", SDL_GAMEPAD_AXIS_LEFTX }, { "LY", SDL_GAMEPAD_AXIS_LEFTY }, { "RX", SDL_GAMEPAD_AXIS_RIGHTX },
|
|
{ "RY", SDL_GAMEPAD_AXIS_RIGHTY }, { "LT", SDL_GAMEPAD_AXIS_LEFT_TRIGGER }, { "RT", SDL_GAMEPAD_AXIS_RIGHT_TRIGGER },
|
|
};
|
|
const char* var = vp.number == 1 ? "NFSMW_VIRTUAL_PAD" : vp.number == 2 ? "NFSMW_VIRTUAL_PAD_2" : vp.number == 3 ? "NFSMW_VIRTUAL_PAD_3" : "NFSMW_VIRTUAL_PAD_4";
|
|
for (std::string_view rest = v; !rest.empty();)
|
|
{
|
|
size_t comma = rest.find(',');
|
|
std::string item(rest.substr(0, comma));
|
|
rest = comma == std::string_view::npos ? std::string_view() : rest.substr(comma + 1);
|
|
size_t colon = item.find(':'), equals = item.find('=');
|
|
if (colon == std::string::npos || (equals != std::string::npos && equals < colon))
|
|
continue;
|
|
std::string name = item.substr(colon + 1, equals == std::string::npos ? std::string::npos : equals - colon - 1);
|
|
static const std::pair<const char*, SDL_GamepadButton> buttons[] = {
|
|
{ "A", SDL_GAMEPAD_BUTTON_SOUTH }, { "B", SDL_GAMEPAD_BUTTON_EAST }, { "X", SDL_GAMEPAD_BUTTON_WEST },
|
|
{ "Y", SDL_GAMEPAD_BUTTON_NORTH }, { "BACK", SDL_GAMEPAD_BUTTON_BACK }, { "START", SDL_GAMEPAD_BUTTON_START },
|
|
{ "LB", SDL_GAMEPAD_BUTTON_LEFT_SHOULDER }, { "RB", SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER },
|
|
{ "LS", SDL_GAMEPAD_BUTTON_LEFT_STICK }, { "RS", SDL_GAMEPAD_BUTTON_RIGHT_STICK },
|
|
{ "UP", SDL_GAMEPAD_BUTTON_DPAD_UP }, { "DOWN", SDL_GAMEPAD_BUTTON_DPAD_DOWN },
|
|
{ "LEFT", SDL_GAMEPAD_BUTTON_DPAD_LEFT }, { "RIGHT", SDL_GAMEPAD_BUTTON_DPAD_RIGHT },
|
|
};
|
|
if (name == "SHOT")
|
|
{
|
|
vp.steps.push_back({ std::atof(item.c_str()), SDL_GAMEPAD_AXIS_INVALID, 0.0f, name, kShotStep, false });
|
|
continue;
|
|
}
|
|
if (name == "DETACH" || name == "ATTACH")
|
|
{
|
|
vp.steps.push_back({ std::atof(item.c_str()), SDL_GAMEPAD_AXIS_INVALID, 0.0f, name, name == "DETACH" ? kDetachStep : kAttachStep, false });
|
|
continue;
|
|
}
|
|
bool found = false;
|
|
for (auto& [n, button] : buttons)
|
|
if (name == n)
|
|
{
|
|
const double at = std::atof(item.c_str());
|
|
if (equals == std::string::npos)
|
|
{
|
|
// A tap: down, and up again 0.15 s later.
|
|
vp.steps.push_back({ at, SDL_GAMEPAD_AXIS_INVALID, 0.0f, name + " down", int(button), true });
|
|
vp.steps.push_back({ at + 0.15, SDL_GAMEPAD_AXIS_INVALID, 0.0f, name + " up", int(button), false });
|
|
}
|
|
else
|
|
{
|
|
const bool down = std::atof(item.c_str() + equals + 1) != 0.0;
|
|
vp.steps.push_back({ at, SDL_GAMEPAD_AXIS_INVALID, 0.0f, name + (down ? " down" : " up"), int(button), down });
|
|
}
|
|
found = true;
|
|
}
|
|
if (found)
|
|
continue;
|
|
if (equals == std::string::npos)
|
|
{
|
|
fprintf(stderr, "[input] %s: unknown button in \"%s\"\n", var, item.c_str());
|
|
continue;
|
|
}
|
|
for (auto& [n, axis] : axes)
|
|
if (name == n)
|
|
{
|
|
vp.steps.push_back({ std::atof(item.c_str()), axis, float(std::atof(item.c_str() + equals + 1)), item.substr(colon + 1) });
|
|
found = true;
|
|
}
|
|
if (!found)
|
|
fprintf(stderr, "[input] %s: unknown axis in \"%s\"\n", var, item.c_str());
|
|
}
|
|
std::stable_sort(vp.steps.begin(), vp.steps.end(), [](const PadStep& a, const PadStep& b) { return a.time < b.time; });
|
|
}
|
|
|
|
void AttachVirtualPad()
|
|
{
|
|
static const char* const vars[] = { "NFSMW_VIRTUAL_PAD", "NFSMW_VIRTUAL_PAD_2", "NFSMW_VIRTUAL_PAD_3", "NFSMW_VIRTUAL_PAD_4" };
|
|
for (int n = 0; n < hid::PlayerSlots::kUsers; n++)
|
|
{
|
|
VirtualPad& vp = s_vpads[n];
|
|
vp.number = n + 1;
|
|
const char* v = std::getenv(vars[n]);
|
|
if (!v || !*v)
|
|
continue;
|
|
// A test's window rarely has the keyboard focus (on the Mac it's
|
|
// started from a shell behind other windows), and without it SDL
|
|
// drops stick and trigger changes: the pad kept its first value.
|
|
SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
|
|
ParseVirtualPad(v, vp);
|
|
if (!PlugVirtualPad(vp))
|
|
continue;
|
|
s_virtualOnly = true;
|
|
if (n == 0)
|
|
fprintf(stderr, "[input] virtual pad attached, %zu steps\n", vp.steps.size());
|
|
else
|
|
fprintf(stderr, "[input] virtual pad %d attached, %zu steps\n", vp.number, vp.steps.size());
|
|
}
|
|
}
|
|
|
|
// Moves each virtual pad's axes and buttons due by now. taken[n]: pad
|
|
// n + 1's steps taken ("" if none).
|
|
void StepVirtualPads(std::string taken[hid::PlayerSlots::kUsers])
|
|
{
|
|
double t = SecondsSinceLaunch();
|
|
bool any = false;
|
|
for (int n = 0; n < hid::PlayerSlots::kUsers; n++)
|
|
{
|
|
VirtualPad& vp = s_vpads[n];
|
|
uint32_t changed = 0; // buttons changed this frame
|
|
for (; vp.next < vp.steps.size() && vp.steps[vp.next].time <= t; vp.next++)
|
|
{
|
|
const PadStep& step = vp.steps[vp.next];
|
|
if (step.button == kShotStep)
|
|
{
|
|
ui::RequestShot();
|
|
taken[n] += (taken[n].empty() ? "" : " ") + step.text;
|
|
continue;
|
|
}
|
|
if (step.button == kDetachStep || step.button == kAttachStep)
|
|
{
|
|
if (step.button == kDetachStep && vp.joystick)
|
|
{
|
|
SDL_CloseJoystick(vp.joystick);
|
|
vp.joystick = nullptr;
|
|
SDL_DetachVirtualJoystick(vp.id);
|
|
vp.id = 0;
|
|
}
|
|
else if (step.button == kAttachStep && !vp.joystick)
|
|
PlugVirtualPad(vp);
|
|
taken[n] += (taken[n].empty() ? "" : " ") + step.text;
|
|
any = true;
|
|
continue;
|
|
}
|
|
if (!vp.joystick)
|
|
continue; // unplugged: its steps pass
|
|
if (step.button >= 0)
|
|
{
|
|
if (changed & (1u << step.button))
|
|
break; // its next change waits a frame (the steps stay in order)
|
|
changed |= 1u << step.button;
|
|
SDL_SetJoystickVirtualButton(vp.joystick, step.button, step.down);
|
|
taken[n] += (taken[n].empty() ? "" : " ") + step.text;
|
|
any = true;
|
|
continue;
|
|
}
|
|
float value = step.value;
|
|
bool trigger = step.axis == SDL_GAMEPAD_AXIS_LEFT_TRIGGER || step.axis == SDL_GAMEPAD_AXIS_RIGHT_TRIGGER;
|
|
if (step.axis == SDL_GAMEPAD_AXIS_LEFTY || step.axis == SDL_GAMEPAD_AXIS_RIGHTY)
|
|
value = -value; // SDL: down is positive
|
|
// A virtual gamepad's triggers span the whole axis (-32768 is released).
|
|
float raw = trigger ? std::clamp(value, 0.0f, 1.0f) * 65535.0f - 32768.0f : std::clamp(value, -1.0f, 1.0f) * 32767.0f;
|
|
SDL_SetJoystickVirtualAxis(vp.joystick, int(step.axis), Sint16(std::lround(std::clamp(raw, -32768.0f, 32767.0f))));
|
|
taken[n] += (taken[n].empty() ? "" : " ") + step.text;
|
|
any = true;
|
|
}
|
|
}
|
|
if (any)
|
|
SDL_UpdateJoysticks(); // read back this frame
|
|
}
|
|
|
|
// The "no rumble over USB" note (hid/rumble_note.h): player 1's
|
|
// controller as SDL reaches it, judged by Update once the note can show.
|
|
struct RumbleNotePad
|
|
{
|
|
SDL_Gamepad* gamepad = nullptr; // pending for this pad; null when decided
|
|
char driver = 0;
|
|
hid::RumbleNote::Connection connection = hid::RumbleNote::Connection::Unknown;
|
|
uint16_t vendor = 0;
|
|
std::string name;
|
|
};
|
|
RumbleNotePad s_rumbleNotePad;
|
|
|
|
// Main thread, from Update: the note, shown or skipped, with a line
|
|
// either way; it waits (silently) for the UI, no other panel, and the
|
|
// controls idle 3 s (not mid-race), as the refresh-rate notice does.
|
|
void MaybeRumbleNote(bool vibration)
|
|
{
|
|
using Note = hid::RumbleNote;
|
|
RumbleNotePad& pad = s_rumbleNotePad;
|
|
if (!pad.gamepad)
|
|
return;
|
|
if (pad.gamepad != s_gamepad)
|
|
{
|
|
pad.gamepad = nullptr; // gone before it was judged (the next one is judged on its own)
|
|
return;
|
|
}
|
|
Note::Inputs in;
|
|
#if defined(__APPLE__) && !TARGET_OS_IOS
|
|
in.platform = Note::Platform::Mac;
|
|
#endif
|
|
in.driver = pad.driver;
|
|
in.connection = pad.connection;
|
|
in.vendor = pad.vendor;
|
|
in.name = pad.name;
|
|
in.vibration = vibration;
|
|
in.shownBefore = settings::RumbleNoteShown();
|
|
const Note::Decision d = Note::Decide(in);
|
|
if (!d.show)
|
|
{
|
|
pad.gamepad = nullptr;
|
|
fprintf(stderr, "[input] rumble note for %s: not shown: %s\n", pad.name.c_str(), d.reason);
|
|
return;
|
|
}
|
|
if (!ui::Ready() || ui::HasModal() || ui::SettingsOpen() || hid::SecondsSinceInput() < 3.0)
|
|
return;
|
|
if (!ui::ShowNotice(Note::kTitle, Note::kText, [](const char*) {
|
|
if (settings::RecordRumbleNote())
|
|
fprintf(stderr, "[input] rumble note: recorded in settings.toml (not shown again)\n");
|
|
}))
|
|
return;
|
|
pad.gamepad = nullptr;
|
|
fprintf(stderr, "[input] rumble note for %s: shown (%s)\n", pad.name.c_str(), d.reason);
|
|
}
|
|
|
|
void OpenFirstGamepad()
|
|
{
|
|
if (s_gamepad)
|
|
return;
|
|
if (s_virtualOnly)
|
|
{
|
|
// Only the test's pad: a real controller nearby must not rumble.
|
|
if (s_vpads[0].id)
|
|
s_gamepad = SDL_OpenGamepad(s_vpads[0].id);
|
|
if (s_gamepad)
|
|
fprintf(stderr, "[input] gamepad: %s\n", SDL_GetGamepadName(s_gamepad));
|
|
return;
|
|
}
|
|
int count = 0;
|
|
SDL_JoystickID* ids = SDL_GetGamepads(&count);
|
|
for (int i = 0; ids && i < count; i++)
|
|
{
|
|
// In split screen, never another player's controller (one that
|
|
// isn't a player yet may take over player 1's).
|
|
if (s_slots.UserOf(ids[i]) != 0)
|
|
continue;
|
|
// A wheel SDL happens to have a gamepad mapping for belongs to the
|
|
// wheel, not to this path: one device, one owner (hid/wheel.h).
|
|
if (hid::wheel::Owns(ids[i]))
|
|
continue;
|
|
auto other = std::find_if(s_others.begin(), s_others.end(), [&](const OtherPad& o) { return o.id == ids[i]; });
|
|
if (other != s_others.end())
|
|
{
|
|
s_gamepad = other->gamepad; // already open: player 1's now
|
|
s_others.erase(other);
|
|
s_slots.Remove(ids[i]);
|
|
}
|
|
else
|
|
s_gamepad = SDL_OpenGamepad(ids[i]);
|
|
if (s_gamepad)
|
|
{
|
|
// What it can do: a pad without motors takes rumble and ignores it.
|
|
SDL_PropertiesID props = SDL_GetGamepadProperties(s_gamepad);
|
|
// How SDL reaches it (a wired Xbox Series pad on a Mac takes no rumble while the
|
|
// same pad over Bluetooth does): the GUID's driver byte ('h' HIDAPI, 'm' Apple's GameController,
|
|
// 0 the system's HID), the connection and the device path.
|
|
SDL_GUID guid = SDL_GetJoystickGUID(SDL_GetGamepadJoystick(s_gamepad));
|
|
char guidText[33];
|
|
SDL_GUIDToString(guid, guidText, sizeof(guidText));
|
|
const char* path = SDL_GetGamepadPath(s_gamepad);
|
|
SDL_JoystickConnectionState conn = SDL_GetGamepadConnectionState(s_gamepad);
|
|
fprintf(stderr, "[input] gamepad: %s (rumble %s, trigger rumble %s; %s, driver '%c', guid %s, path %s)\n",
|
|
SDL_GetGamepadName(s_gamepad),
|
|
SDL_GetBooleanProperty(props, SDL_PROP_GAMEPAD_CAP_RUMBLE_BOOLEAN, false) ? "yes" : "no",
|
|
SDL_GetBooleanProperty(props, SDL_PROP_GAMEPAD_CAP_TRIGGER_RUMBLE_BOOLEAN, false) ? "yes" : "no",
|
|
conn == SDL_JOYSTICK_CONNECTION_WIRED ? "wired" : conn == SDL_JOYSTICK_CONNECTION_WIRELESS ? "wireless" : "connection unknown",
|
|
guid.data[14] ? char(guid.data[14]) : '0', guidText, path ? path : "none");
|
|
const char* name = SDL_GetGamepadName(s_gamepad);
|
|
s_rumbleNotePad = { s_gamepad, char(guid.data[14]),
|
|
conn == SDL_JOYSTICK_CONNECTION_WIRED ? hid::RumbleNote::Connection::Wired
|
|
: conn == SDL_JOYSTICK_CONNECTION_WIRELESS ? hid::RumbleNote::Connection::Wireless
|
|
: hid::RumbleNote::Connection::Unknown,
|
|
SDL_GetGamepadVendor(s_gamepad), name ? name : "" };
|
|
}
|
|
break;
|
|
}
|
|
SDL_free(ids);
|
|
}
|
|
|
|
// Split screen: open a controller as a possible other player (not player
|
|
// 1's, not one already open; with virtual pads, only theirs).
|
|
void OpenOtherPad(SDL_JoystickID id)
|
|
{
|
|
if (!id || hid::wheel::Owns(id) || (s_gamepad && SDL_GetGamepadID(s_gamepad) == id) || (s_virtualOnly && (!IsVirtualPad(id) || id == s_vpads[0].id)))
|
|
return;
|
|
if (std::any_of(s_others.begin(), s_others.end(), [&](const OtherPad& o) { return o.id == id; }))
|
|
return;
|
|
SDL_Gamepad* g = SDL_OpenGamepad(id);
|
|
if (!g)
|
|
{
|
|
fprintf(stderr, "[input] split screen: controller %u didn't open: %s\n", unsigned(id), SDL_GetError());
|
|
return;
|
|
}
|
|
s_others.push_back(OtherPad{ id, g });
|
|
SDL_PropertiesID props = SDL_GetGamepadProperties(g);
|
|
fprintf(stderr, "[input] split screen: %s open (rumble %s), a player once it's used\n", SDL_GetGamepadName(g),
|
|
SDL_GetBooleanProperty(props, SDL_PROP_GAMEPAD_CAP_RUMBLE_BOOLEAN, false) ? "yes" : "no");
|
|
}
|
|
|
|
void OpenOtherPads()
|
|
{
|
|
int count = 0;
|
|
SDL_JoystickID* ids = SDL_GetGamepads(&count);
|
|
for (int i = 0; ids && i < count; i++)
|
|
OpenOtherPad(ids[i]);
|
|
SDL_free(ids);
|
|
}
|
|
|
|
// A controller of s_others closed (removed, or split screen over): its
|
|
// user, if it was one, reads not connected from now on.
|
|
void CloseOtherPad(SDL_JoystickID id, const char* why)
|
|
{
|
|
auto it = std::find_if(s_others.begin(), s_others.end(), [&](const OtherPad& o) { return o.id == id; });
|
|
if (it == s_others.end())
|
|
return;
|
|
const std::string name = SDL_GetGamepadName(it->gamepad) ? SDL_GetGamepadName(it->gamepad) : "a controller";
|
|
SDL_RumbleGamepad(it->gamepad, 0, 0, 0);
|
|
SDL_CloseGamepad(it->gamepad);
|
|
s_others.erase(it);
|
|
const int user = s_slots.Remove(id);
|
|
if (user)
|
|
{
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
s_users[user].connected = false;
|
|
s_users[user].pad = Pad{};
|
|
}
|
|
fprintf(stderr, "[input] player %d's controller (%s, XInput user %d) %s: the game sees it disconnected\n", user + 1,
|
|
name.c_str(), user, why);
|
|
}
|
|
}
|
|
|
|
void CloseOtherPads(const char* why)
|
|
{
|
|
while (!s_others.empty())
|
|
CloseOtherPad(s_others.back().id, why);
|
|
}
|
|
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
// A phone or tablet has nothing to play the game with but a controller
|
|
// (or a keyboard attached to it, which counts as on desktop), and a
|
|
// player who has just installed it may not know. So a notice when there
|
|
// is none: once as the game starts (not over the installer, which a
|
|
// finger works), and again when the last one goes. Each waits a moment
|
|
// and looks again, so a controller that iOS reports a little late (a
|
|
// Bluetooth pad woken by its button after launch takes a few seconds),
|
|
// or one that drops out and straight back, brings up nothing; and one
|
|
// that turns up while the notice shows takes it down. Main thread;
|
|
// guest ns, 0: none due.
|
|
constexpr const char* kNeedsController = "The game needs a controller: an Xbox or PlayStation one over Bluetooth, or a Backbone.";
|
|
constexpr const char* kControllerGone = "Controller disconnected: the game needs one (Xbox or PlayStation over Bluetooth, or a Backbone).";
|
|
int64_t s_noControllerAt = 0;
|
|
const char* s_noControllerText = nullptr;
|
|
|
|
void NoControllerNoticeIn(int64_t ns, const char* text)
|
|
{
|
|
s_noControllerAt = guesttime::NowNs() + ns;
|
|
s_noControllerText = text;
|
|
}
|
|
|
|
void NoControllerNotice()
|
|
{
|
|
if (!s_noControllerAt || guesttime::NowNs() < s_noControllerAt)
|
|
return;
|
|
s_noControllerAt = 0;
|
|
// (NFSMW_INPUT_SCRIPT is the controller of an automated run.)
|
|
if (s_gamepad || hid::wheel::Playing() || SDL_HasKeyboard() || !s_script.empty())
|
|
return;
|
|
fprintf(stderr, "[input] no controller: %s\n", s_noControllerText);
|
|
ui::Toast(s_noControllerText, 10.0);
|
|
}
|
|
|
|
// Something to play with turned up: a notice still showing (or waiting
|
|
// its turn) no longer holds.
|
|
void WithdrawNoControllerNotice()
|
|
{
|
|
ui::WithdrawToast(kNeedsController);
|
|
ui::WithdrawToast(kControllerGone);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
namespace
|
|
{
|
|
const bool s_inputLog = std::getenv("NFSMW_INPUT_LOG") != nullptr;
|
|
|
|
// NFSMW_INPUT_LOG=1: once a second, the left stick as the device reports
|
|
// it (last value and range over the second) and as the game receives it.
|
|
// A stick at rest must reach the game as exactly 0 (the drift check).
|
|
// The triggers too (a worn one that never reads 0 holds the brake).
|
|
void LogStick(float rawX, float rawY, float x, float y, float rawLt, float rawRt, uint8_t lt, uint8_t rt)
|
|
{
|
|
if (!s_inputLog)
|
|
return;
|
|
static float minX = 1, maxX = -1, minY = 1, maxY = -1;
|
|
static auto last = std::chrono::steady_clock::now();
|
|
minX = std::min(minX, rawX); maxX = std::max(maxX, rawX);
|
|
minY = std::min(minY, rawY); maxY = std::max(maxY, rawY);
|
|
auto now = std::chrono::steady_clock::now();
|
|
if (now - last < std::chrono::seconds(1))
|
|
return;
|
|
// ...and how long the controls have been idle (the refresh-rate notice waits for 3 s of it).
|
|
const double idle = s_inputSeen ? std::chrono::duration<double>(now - s_lastInput).count() : 0.0;
|
|
fprintf(stderr, "[input] left stick raw (%+.4f, %+.4f) range x[%+.4f, %+.4f] y[%+.4f, %+.4f] -> game (%d, %d); "
|
|
"triggers raw (%.3f, %.3f) -> game (%u, %u); idle %.1f s\n",
|
|
rawX, rawY, minX, maxX, minY, maxY, int(ToShort(x)), int(ToShort(y)), rawLt, rawRt, unsigned(lt), unsigned(rt), idle);
|
|
minX = minY = 1;
|
|
maxX = maxY = -1;
|
|
last = now;
|
|
}
|
|
}
|
|
|
|
namespace
|
|
{
|
|
// Split screen, once a frame from Update (main thread): the mode (the
|
|
// game's own predicate, hid/player_slots.h), the other controllers as
|
|
// XInput users 1-3, and their rumble. Outside split screen nothing is
|
|
// open and this returns at once: single player is v0.1.7's.
|
|
void UpdateOtherPlayers(bool blocked, bool menuClosed, float deadzone, float triggerDeadzone, bool vibration,
|
|
bool vibrationChanged, const std::string padTaken[hid::PlayerSlots::kUsers])
|
|
{
|
|
constexpr int kUsers = hid::PlayerSlots::kUsers;
|
|
const int64_t now = guesttime::NowNs();
|
|
const double t = SecondsSinceLaunch();
|
|
const bool testSplit = std::any_of(s_testSplit.begin(), s_testSplit.end(), [&](const auto& r) { return t >= r.first && t < r.second; });
|
|
const bool said = game::split_screen::Enabled() && (s_otherPadsAlways || testSplit || game::split_screen::GameSaysSplit());
|
|
const bool split = s_slots.NoteSplit(said, now);
|
|
if (s_slots.Changed())
|
|
{
|
|
if (split)
|
|
{
|
|
OpenOtherPads();
|
|
fprintf(stderr, "[input] split screen%s: player 1 is the keyboard and %s; another controller is player 2 once it's "
|
|
"used (%zu other open)\n",
|
|
s_otherPadsAlways ? " (NFSMW_OTHER_PADS=always)" : " on (the game's Quick Race > Split Screen)",
|
|
s_gamepad && SDL_GetGamepadName(s_gamepad) ? SDL_GetGamepadName(s_gamepad) : "no controller", s_others.size());
|
|
}
|
|
else
|
|
{
|
|
CloseOtherPads("closed: split screen is over");
|
|
{
|
|
// (The players were forgotten before their pads closed:
|
|
// every user reads not connected from here, explicitly.)
|
|
std::lock_guard lock(s_mutex);
|
|
for (int u = 1; u < kUsers; u++)
|
|
{
|
|
s_users[u].connected = false;
|
|
s_users[u].pad = Pad{};
|
|
s_users[u].rumbleLow = s_users[u].rumbleHigh = 0;
|
|
}
|
|
}
|
|
fprintf(stderr, "[input] split screen off: one controller again (XInput users 1-3 not connected)\n");
|
|
}
|
|
}
|
|
// The notices: a player whose controller went (split screen only),
|
|
// up until a controller takes its place again.
|
|
if (s_gamepad || !split)
|
|
s_p1Lost = false;
|
|
uint32_t wanted = s_p1Lost ? 1u : 0u;
|
|
for (int u = 1; u < kUsers; u++)
|
|
if (s_slots.Missing(u))
|
|
wanted |= 1u << u;
|
|
for (int u = 0; u < kUsers; u++)
|
|
{
|
|
const uint32_t bit = 1u << u;
|
|
if ((wanted & bit) == (s_noticesShown & bit))
|
|
continue;
|
|
const std::string text = MissingNotice(u);
|
|
if (wanted & bit)
|
|
{
|
|
ui::Toast(text, 24.0 * 3600.0); // until withdrawn
|
|
fprintf(stderr, "[input] notice shown: %s\n", text.c_str());
|
|
}
|
|
else
|
|
{
|
|
ui::WithdrawToast(text);
|
|
fprintf(stderr, "[input] notice withdrawn (player %d %s): %s\n", u + 1,
|
|
split ? "is back" : "gone with split screen", text.c_str());
|
|
}
|
|
}
|
|
s_noticesShown = wanted;
|
|
for (int n = 1; n < kUsers; n++)
|
|
if (!padTaken[n].empty() && std::none_of(s_others.begin(), s_others.end(), [&](const OtherPad& o) { return o.id == s_vpads[n].id; }))
|
|
fprintf(stderr, "[input] virtual pad %d %s (%s)\n", n + 1, padTaken[n].c_str(),
|
|
!s_vpads[n].id ? "unplugged" : split ? "not open" : "not open: not split screen");
|
|
if (!split && s_others.empty())
|
|
return;
|
|
|
|
Pad staged[kUsers];
|
|
for (OtherPad& o : s_others)
|
|
{
|
|
Pad p;
|
|
for (auto& [button, bit] : kButtonMap)
|
|
if (SDL_GetGamepadButton(o.gamepad, button))
|
|
p.buttons |= bit; // (Back straight through: our menu's chord is player 1's)
|
|
auto axis = [&](SDL_GamepadAxis a) { return float(SDL_GetGamepadAxis(o.gamepad, a)) / 32767.0f; };
|
|
float lx = axis(SDL_GAMEPAD_AXIS_LEFTX), ly = -axis(SDL_GAMEPAD_AXIS_LEFTY); // XInput: up is positive
|
|
float rx = axis(SDL_GAMEPAD_AXIS_RIGHTX), ry = -axis(SDL_GAMEPAD_AXIS_RIGHTY);
|
|
const float lt = axis(SDL_GAMEPAD_AXIS_LEFT_TRIGGER), rt = axis(SDL_GAMEPAD_AXIS_RIGHT_TRIGGER);
|
|
ApplyDeadzone(lx, ly, deadzone);
|
|
ApplyDeadzone(rx, ry, deadzone);
|
|
p.lx = ToShort(lx);
|
|
p.ly = ToShort(ly);
|
|
p.rx = ToShort(rx);
|
|
p.ry = ToShort(ry);
|
|
p.leftTrigger = Trigger(lt, triggerDeadzone);
|
|
p.rightTrigger = Trigger(rt, triggerDeadzone);
|
|
const int user = s_slots.NoteInput(o.id, p.buttons, lt > 0.5f || rt > 0.5f, now);
|
|
if (user != o.user)
|
|
{
|
|
fprintf(stderr, "[input] player %d: %s is XInput user %d\n", user + 1,
|
|
SDL_GetGamepadName(o.gamepad) ? SDL_GetGamepadName(o.gamepad) : "a controller", user);
|
|
SDL_SetGamepadPlayerIndex(o.gamepad, user); // a DualSense's player lights
|
|
o.user = user;
|
|
}
|
|
if (user && (p.buttons || p.leftTrigger || p.rightTrigger || p.lx || p.ly || p.rx || p.ry))
|
|
{
|
|
s_lastInput = std::chrono::steady_clock::now();
|
|
s_inputSeen = true;
|
|
}
|
|
// A menu of ours open: the game sees idle pads, and after it
|
|
// closes each button held stays hidden until released (Update's
|
|
// rule for player 1).
|
|
if (menuClosed)
|
|
o.latched = p.buttons;
|
|
o.latched &= p.buttons;
|
|
if (blocked)
|
|
p = Pad{};
|
|
else
|
|
p.buttons &= ~o.latched;
|
|
if (user && s_slots.Arriving(user, now))
|
|
p = Pad{};
|
|
else if (user && !blocked)
|
|
p.buttons = s_slots.Shown(user, p.buttons, now); // (the press that made it a player, replayed whole)
|
|
if (user)
|
|
staged[user] = p;
|
|
for (int n = 1; n < kUsers; n++)
|
|
if (!padTaken[n].empty() && s_vpads[n].id == o.id)
|
|
fprintf(stderr, "[input] virtual pad %d %s: %s%s, the game gets buttons %04X, left stick (%d, %d), triggers (%u, %u)%s\n",
|
|
n + 1, padTaken[n].c_str(), user ? "XInput user " : "not a player yet", user ? std::to_string(user).c_str() : "",
|
|
unsigned(p.buttons), int(p.lx), int(p.ly), unsigned(p.leftTrigger), unsigned(p.rightTrigger),
|
|
blocked ? " (a menu is open)" : user && s_slots.Arriving(user, now) ? " (arriving: idle for now)" : "");
|
|
}
|
|
|
|
uint16_t low[kUsers] = {}, high[kUsers] = {};
|
|
bool dirty[kUsers] = {};
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
for (int u = 1; u < kUsers; u++)
|
|
{
|
|
OtherUser& ou = s_users[u];
|
|
ou.connected = s_slots.Connected(u);
|
|
ou.pad = ou.connected ? staged[u] : Pad{};
|
|
if (!ou.connected)
|
|
ou.rumbleLow = ou.rumbleHigh = 0; // the next player's starts still
|
|
dirty[u] = ou.rumbleDirty || vibrationChanged;
|
|
ou.rumbleDirty = false;
|
|
low[u] = ou.rumbleLow;
|
|
high[u] = ou.rumbleHigh;
|
|
}
|
|
}
|
|
for (OtherPad& o : s_others)
|
|
if (o.user && dirty[o.user])
|
|
{
|
|
const uint16_t l = vibration ? low[o.user] : 0, h = vibration ? high[o.user] : 0;
|
|
if (s_virtualOnly)
|
|
{
|
|
static uint64_t logged[kUsers] = { ~0ull, ~0ull, ~0ull, ~0ull };
|
|
const uint64_t key = uint64_t(low[o.user]) << 17 | uint64_t(high[o.user]) << 1 | (vibration ? 1u : 0u);
|
|
if (key != logged[o.user])
|
|
{
|
|
logged[o.user] = key;
|
|
fprintf(stderr, "[input] rumble: user %d: game low %u, high %u; Vibration %s\n", o.user, unsigned(low[o.user]),
|
|
unsigned(high[o.user]), vibration ? "on" : "off (the controller gets 0)");
|
|
}
|
|
}
|
|
SDL_RumbleGamepad(o.gamepad, l, h, l || h ? 5000 : 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
namespace hid
|
|
{
|
|
void Initialize()
|
|
{
|
|
if (!SDL_InitSubSystem(SDL_INIT_GAMEPAD))
|
|
fprintf(stderr, "[input] SDL gamepad init failed: %s\n", SDL_GetError());
|
|
fprintf(stderr, "[input] stick deadzone %.2f, trigger deadzone %.2f\n", settings::GetFloat(settings::Id::StickDeadzone),
|
|
settings::GetFloat(settings::Id::TriggerDeadzone));
|
|
AttachVirtualPad();
|
|
// A steering wheel (hid/wheel.h), unless this run has the test's
|
|
// own controller: then that is the only device.
|
|
if (!s_virtualOnly)
|
|
wheel::Initialize();
|
|
OpenFirstGamepad();
|
|
std::lock_guard lock(s_mutex);
|
|
s_deviceConnected = true; // the keyboard always counts as controller 0
|
|
}
|
|
|
|
void NoteGameStarting()
|
|
{
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
NoControllerNoticeIn(5'000'000'000, kNeedsController);
|
|
#endif
|
|
}
|
|
|
|
void HandleEvent(const SDL_Event& e)
|
|
{
|
|
wheel::HandleEvent(e); // a wheel coming or going
|
|
if (e.type == SDL_EVENT_GAMEPAD_ADDED)
|
|
{
|
|
OpenFirstGamepad();
|
|
if (s_slots.Split())
|
|
OpenOtherPad(e.gdevice.which); // (unless it just became player 1's)
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
if (s_gamepad || wheel::Playing())
|
|
WithdrawNoControllerNotice();
|
|
#endif
|
|
}
|
|
else if (e.type == SDL_EVENT_GAMEPAD_REMOVED && s_gamepad && e.gdevice.which == SDL_GetGamepadID(s_gamepad))
|
|
{
|
|
SDL_CloseGamepad(s_gamepad);
|
|
s_gamepad = nullptr;
|
|
fprintf(stderr, "[input] gamepad removed\n");
|
|
OpenFirstGamepad();
|
|
if (!s_gamepad && s_slots.Split())
|
|
s_p1Lost = true; // (Update's notices)
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
if (!s_gamepad && !wheel::Playing())
|
|
NoControllerNoticeIn(1'000'000'000, kControllerGone);
|
|
#endif
|
|
}
|
|
else if (e.type == SDL_EVENT_GAMEPAD_REMOVED)
|
|
CloseOtherPad(e.gdevice.which, "removed"); // (split screen: another player's)
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
else if (e.type == SDL_EVENT_KEYBOARD_ADDED)
|
|
WithdrawNoControllerNotice(); // (a keyboard counts as a controller here)
|
|
#endif
|
|
}
|
|
|
|
void Shutdown()
|
|
{
|
|
wheel::Shutdown();
|
|
if (s_gamepad)
|
|
{
|
|
SDL_RumbleGamepad(s_gamepad, 0, 0, 0);
|
|
SDL_CloseGamepad(s_gamepad);
|
|
s_gamepad = nullptr;
|
|
}
|
|
for (OtherPad& o : s_others)
|
|
{
|
|
SDL_RumbleGamepad(o.gamepad, 0, 0, 0);
|
|
SDL_CloseGamepad(o.gamepad);
|
|
}
|
|
s_others.clear();
|
|
}
|
|
|
|
bool IsOtherPlayersPad(SDL_JoystickID id)
|
|
{
|
|
return s_slots.UserOf(id) != 0;
|
|
}
|
|
|
|
void Suspend()
|
|
{
|
|
// Update sends a rumble for 5 s at a time and doesn't run meanwhile:
|
|
// stop it now rather than buzz on for a game that stands still.
|
|
if (s_gamepad)
|
|
SDL_RumbleGamepad(s_gamepad, 0, 0, 0);
|
|
for (OtherPad& o : s_others)
|
|
SDL_RumbleGamepad(o.gamepad, 0, 0, 0);
|
|
wheel::Suspend();
|
|
}
|
|
|
|
void Resume()
|
|
{
|
|
// The next Update sends the game's last request again, as the
|
|
// Vibration setting allows.
|
|
std::lock_guard lock(s_mutex);
|
|
s_rumbleDirty = true;
|
|
for (OtherUser& ou : s_users)
|
|
ou.rumbleDirty = true;
|
|
}
|
|
|
|
double SecondsSinceInput()
|
|
{
|
|
if (!s_inputSeen)
|
|
return 0.0;
|
|
return std::chrono::duration<double>(std::chrono::steady_clock::now() - s_lastInput).count();
|
|
}
|
|
|
|
void SetBlocked(bool blocked)
|
|
{
|
|
s_blocked.store(blocked, std::memory_order_relaxed);
|
|
}
|
|
|
|
void Update()
|
|
{
|
|
#if defined(__APPLE__) && TARGET_OS_IOS
|
|
NoControllerNotice();
|
|
#endif
|
|
Pad p;
|
|
float lx = 0, ly = 0, rx = 0, ry = 0, lt = 0, rt = 0;
|
|
bool padBack = false; // the controller's Back, as the device reports it
|
|
float rawX = 0, rawY = 0; // the left stick before its deadzone (NFSMW_INPUT_LOG)
|
|
std::string padTaken[hid::PlayerSlots::kUsers];
|
|
StepVirtualPads(padTaken);
|
|
const std::string& padSteps = padTaken[0];
|
|
const float deadzone = settings::GetFloat(settings::Id::StickDeadzone);
|
|
const float triggerDeadzone = settings::GetFloat(settings::Id::TriggerDeadzone);
|
|
// A steering wheel first, while one is plugged in and Settings >
|
|
// Wheel has it on: it brings its own steering curve and its pedals
|
|
// their own calibration (hid/wheel_map.h), so the stick's radial
|
|
// deadzone has nothing to do here. Its paddles push the right stick
|
|
// up and down, which is how the game shifts gears.
|
|
wheel::Reading wheelRead;
|
|
const bool onWheel = wheel::Sample(wheelRead);
|
|
bool lxFromWheel = onWheel; // ...unless the keyboard sets it below
|
|
if (onWheel)
|
|
{
|
|
p.buttons = uint16_t(wheelRead.buttons & ~uint16_t(XAMINPUT_GAMEPAD_BACK));
|
|
padBack = wheelRead.back;
|
|
if (PadBackForGame(padBack, wheelRead.start))
|
|
p.buttons |= XAMINPUT_GAMEPAD_BACK;
|
|
lx = wheelRead.stick; // past the game's own steering deadzone (wheel_map.h)
|
|
ry = float(wheelRead.rightY) / 32767.0f;
|
|
lt = wheelRead.brake;
|
|
rt = wheelRead.throttle;
|
|
rawX = wheelRead.steer; // NFSMW_INPUT_LOG: the wheel's steering, then the stick the game gets
|
|
rawY = ly;
|
|
}
|
|
else if (s_gamepad)
|
|
{
|
|
for (auto& [button, bit] : kButtonMap)
|
|
if (bit != XAMINPUT_GAMEPAD_BACK && SDL_GetGamepadButton(s_gamepad, button))
|
|
p.buttons |= bit;
|
|
padBack = SDL_GetGamepadButton(s_gamepad, SDL_GAMEPAD_BUTTON_BACK);
|
|
if (PadBackForGame(padBack, SDL_GetGamepadButton(s_gamepad, SDL_GAMEPAD_BUTTON_START)))
|
|
p.buttons |= XAMINPUT_GAMEPAD_BACK;
|
|
auto axis = [](SDL_Gamepad* g, SDL_GamepadAxis a) { return float(SDL_GetGamepadAxis(g, a)) / 32767.0f; };
|
|
lx = axis(s_gamepad, SDL_GAMEPAD_AXIS_LEFTX);
|
|
ly = -axis(s_gamepad, SDL_GAMEPAD_AXIS_LEFTY); // XInput: up is positive
|
|
rx = axis(s_gamepad, SDL_GAMEPAD_AXIS_RIGHTX);
|
|
ry = -axis(s_gamepad, SDL_GAMEPAD_AXIS_RIGHTY);
|
|
lt = axis(s_gamepad, SDL_GAMEPAD_AXIS_LEFT_TRIGGER);
|
|
rt = axis(s_gamepad, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER);
|
|
rawX = lx;
|
|
rawY = ly;
|
|
ApplyDeadzone(lx, ly, deadzone);
|
|
ApplyDeadzone(rx, ry, deadzone);
|
|
}
|
|
const float rawLt = lt, rawRt = rt;
|
|
|
|
// Keyboard (digital; replaces the controller's value for what it
|
|
// touches): each control's key is Settings > Controls (the Key
|
|
// options), resolved by key_map.h. A key is a scancode SDL's state
|
|
// array is indexed by; an out-of-range value (a hand edit beat
|
|
// Load's checks) counts as not held.
|
|
if (const bool* k = SDL_GetKeyboardState(nullptr))
|
|
{
|
|
bool pressed[keymap::kControls] = {};
|
|
auto down = [&](settings::Id id) {
|
|
int code = settings::GetInt(id); // 0: no key
|
|
return code > 0 && code < SDL_SCANCODE_COUNT && k[code];
|
|
};
|
|
for (size_t i = 0; i < keymap::kControls; i++)
|
|
pressed[i] = down(keymap::kEntries[i].id) || down(keymap::kEntries[i].id2);
|
|
keymap::Resolved r = keymap::Resolve(pressed);
|
|
p.buttons |= r.buttons;
|
|
if (r.rightTrigger)
|
|
rt = 1.0f;
|
|
if (r.leftTrigger)
|
|
lt = 1.0f;
|
|
float* axes[size_t(keymap::Axis::Count)] = { &lx, &ly, &rx, &ry }; // Axis order: LX, LY, RX, RY
|
|
for (size_t a = 0; a < size_t(keymap::Axis::Count); a++)
|
|
if (r.axisSet[a])
|
|
*axes[a] = r.axis[a];
|
|
if (r.axisSet[size_t(keymap::Axis::LX)])
|
|
lxFromWheel = false;
|
|
}
|
|
p.lx = ToShort(lx);
|
|
p.ly = ToShort(ly);
|
|
p.rx = ToShort(rx);
|
|
p.ry = ToShort(ry);
|
|
p.leftTrigger = Trigger(lt, triggerDeadzone);
|
|
p.rightTrigger = Trigger(rt, triggerDeadzone);
|
|
if (s_gamepad || onWheel)
|
|
LogStick(rawX, rawY, lx, ly, rawLt, rawRt, p.leftTrigger, p.rightTrigger);
|
|
if (!padSteps.empty())
|
|
fprintf(stderr, "[input] virtual pad %s: left stick raw (%+.4f, %+.4f) -> game (%d, %d), right (%d, %d); "
|
|
"triggers raw (%.3f, %.3f) -> game (%u, %u); deadzones: stick %.2f, trigger %.2f%s\n",
|
|
padSteps.c_str(), rawX, rawY, int(p.lx), int(p.ly), int(p.rx), int(p.ry), rawLt, rawRt,
|
|
unsigned(p.leftTrigger), unsigned(p.rightTrigger), deadzone, triggerDeadzone,
|
|
s_blocked.load(std::memory_order_relaxed) ? " (a menu is open: the game sees an idle pad)" : "");
|
|
|
|
// The last time anything was pressed or moved, the script's taps
|
|
// included (SecondsSinceInput).
|
|
{
|
|
Pad scripted = p;
|
|
ApplyScript(scripted);
|
|
// A wheel's steering counts when it turns, not for resting a little
|
|
// off its centre: without a deadzone it is rarely exactly 0, and the
|
|
// controls never read idle with a wheel plugged in.
|
|
const bool wheelTurned = onWheel && s_wheelStill.Turned(wheelRead.steer);
|
|
if (lxFromWheel && !wheelTurned && scripted.lx == p.lx)
|
|
scripted.lx = 0;
|
|
if (scripted.buttons || scripted.leftTrigger || scripted.rightTrigger || scripted.lx || scripted.ly || scripted.rx ||
|
|
scripted.ry || !s_inputSeen)
|
|
{
|
|
s_lastInput = std::chrono::steady_clock::now();
|
|
s_inputSeen = true;
|
|
}
|
|
}
|
|
|
|
// While a menu has the input the game sees an idle pad; after it
|
|
// closes, each button still held stays hidden until released, so the
|
|
// press that closed the menu (B, Start, Esc) doesn't reach the game.
|
|
bool blocked = s_blocked.load(std::memory_order_relaxed);
|
|
const bool menuClosed = s_wasBlocked && !blocked;
|
|
if (s_wasBlocked && !blocked)
|
|
s_latchedButtons = p.buttons;
|
|
// A Back pressed in the menu (or the one that closed it) is never replayed.
|
|
if ((blocked || s_wasBlocked) && padBack)
|
|
s_backState = BackState::Swallow;
|
|
if (blocked != s_wasBlocked)
|
|
wheel::NoteMenu(blocked); // a wheel's state in the log at every menu (nothing without one)
|
|
s_wasBlocked = blocked;
|
|
s_latchedButtons &= p.buttons;
|
|
if (blocked)
|
|
p = Pad{};
|
|
else
|
|
p.buttons &= ~s_latchedButtons;
|
|
|
|
uint16_t low, high;
|
|
bool rumble;
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
s_pad = p;
|
|
s_scriptSuppressed = blocked;
|
|
rumble = s_rumbleDirty;
|
|
s_rumbleDirty = false;
|
|
low = s_rumbleLow;
|
|
high = s_rumbleHigh;
|
|
}
|
|
static bool vibration = true;
|
|
bool vibrationChanged = false;
|
|
if (bool on = settings::GetBool(settings::Id::Vibration); on != vibration)
|
|
{
|
|
vibration = on;
|
|
rumble = true; // stop (or restart) a rumble under way
|
|
vibrationChanged = true;
|
|
}
|
|
if (rumble && s_vpads[0].joystick)
|
|
{
|
|
// What the game asked for and what the controller gets, on
|
|
// change. Only with the test's pad: while driving the game
|
|
// changes its request every frame, which would be a line a frame
|
|
// in a player's last-run.log (speedbreaker.sh sets NFSMW_INPUT_LOG).
|
|
static uint64_t logged = ~0ull;
|
|
uint64_t now = uint64_t(low) << 17 | uint64_t(high) << 1 | (vibration ? 1u : 0u);
|
|
if (now != logged)
|
|
{
|
|
logged = now;
|
|
fprintf(stderr, "[input] rumble: game low %u, high %u; Vibration %s%s\n", unsigned(low), unsigned(high),
|
|
vibration ? "on" : "off (the controller gets 0)", s_gamepad ? "" : "; no controller");
|
|
}
|
|
}
|
|
MaybeRumbleNote(vibration);
|
|
if (!vibration)
|
|
low = high = 0;
|
|
if (rumble && s_gamepad && !SDL_RumbleGamepad(s_gamepad, low, high, low || high ? 5000 : 0))
|
|
{
|
|
// A pad that says it has motors but refuses them: once per session, with SDL's reason.
|
|
static bool told = false;
|
|
if (!told)
|
|
{
|
|
told = true;
|
|
fprintf(stderr, "[input] rumble refused by %s: %s\n", SDL_GetGamepadName(s_gamepad), SDL_GetError());
|
|
}
|
|
}
|
|
// The wheel's own force feedback: every frame, since Settings >
|
|
// Wheel > Force Feedback and Centering Force can change under it
|
|
// without the game asking for anything new.
|
|
wheel::Rumble(low, high, vibration);
|
|
wheel::Update();
|
|
|
|
UpdateOtherPlayers(blocked, menuClosed, deadzone, triggerDeadzone, vibration, vibrationChanged, padTaken);
|
|
}
|
|
}
|
|
|
|
namespace
|
|
{
|
|
// The pad as the game sees it: devices plus scripted taps. Caller holds s_mutex.
|
|
Pad CurrentPadLocked()
|
|
{
|
|
Pad p = s_pad;
|
|
if (!s_scriptSuppressed)
|
|
ApplyScript(p);
|
|
return p;
|
|
}
|
|
|
|
// Keystrokes (XamInputGetKeystroke[Ex]): edges of buttons, triggers and
|
|
// stick directions as XInput VK_PAD_* codes, with auto-repeat for the
|
|
// navigation keys, generated on demand from the same state as GetState.
|
|
struct KeyDef { uint16_t vk; bool repeats; bool (*down)(const Pad&); };
|
|
const KeyDef kKeys[] = {
|
|
{ 0x5800, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_A) != 0; } },
|
|
{ 0x5801, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_B) != 0; } },
|
|
{ 0x5802, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_X) != 0; } },
|
|
{ 0x5803, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_Y) != 0; } },
|
|
{ 0x5804, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_RIGHT_SHOULDER) != 0; } },
|
|
{ 0x5805, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_LEFT_SHOULDER) != 0; } },
|
|
{ 0x5806, false, [](const Pad& p) { return p.leftTrigger > 30; } },
|
|
{ 0x5807, false, [](const Pad& p) { return p.rightTrigger > 30; } },
|
|
{ 0x5810, true, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_DPAD_UP) != 0; } },
|
|
{ 0x5811, true, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_DPAD_DOWN) != 0; } },
|
|
{ 0x5812, true, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_DPAD_LEFT) != 0; } },
|
|
{ 0x5813, true, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_DPAD_RIGHT) != 0; } },
|
|
{ 0x5814, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_START) != 0; } },
|
|
{ 0x5815, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_BACK) != 0; } },
|
|
{ 0x5816, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_LEFT_THUMB) != 0; } },
|
|
{ 0x5817, false, [](const Pad& p) { return (p.buttons & XAMINPUT_GAMEPAD_RIGHT_THUMB) != 0; } },
|
|
{ 0x5820, true, [](const Pad& p) { return p.ly > 16384; } },
|
|
{ 0x5821, true, [](const Pad& p) { return p.ly < -16384; } },
|
|
{ 0x5822, true, [](const Pad& p) { return p.lx > 16384; } },
|
|
{ 0x5823, true, [](const Pad& p) { return p.lx < -16384; } },
|
|
{ 0x5830, true, [](const Pad& p) { return p.ry > 16384; } },
|
|
{ 0x5831, true, [](const Pad& p) { return p.ry < -16384; } },
|
|
{ 0x5832, true, [](const Pad& p) { return p.rx > 16384; } },
|
|
{ 0x5833, true, [](const Pad& p) { return p.rx < -16384; } },
|
|
};
|
|
constexpr size_t kKeyCount = sizeof(kKeys) / sizeof(kKeys[0]);
|
|
bool s_keyDown[kKeyCount] = {};
|
|
// Guest ns: a key held through a suspension doesn't repeat as soon as it's back.
|
|
int64_t s_keyRepeatAt[kKeyCount] = {};
|
|
|
|
struct Keystroke
|
|
{
|
|
be<uint16_t> virtualKey;
|
|
be<uint16_t> unicode;
|
|
be<uint16_t> flags; // 1 key down, 2 key up, 4 repeat
|
|
uint8_t userIndex;
|
|
uint8_t hidCode;
|
|
};
|
|
static_assert(sizeof(Keystroke) == 8);
|
|
|
|
constexpr uint32_t ERROR_EMPTY = 0x10D2;
|
|
|
|
uint32_t NextKeystroke(Keystroke* out)
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
if (!(s_deviceConnected || !s_script.empty()))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
Pad p = CurrentPadLocked();
|
|
int64_t now = guesttime::NowNs();
|
|
auto emit = [&](size_t i, uint16_t flags) {
|
|
out->virtualKey = kKeys[i].vk;
|
|
out->unicode = 0;
|
|
out->flags = flags;
|
|
out->userIndex = 0;
|
|
out->hidCode = 0;
|
|
return ERROR_SUCCESS;
|
|
};
|
|
for (size_t i = 0; i < kKeyCount; i++)
|
|
{
|
|
bool down = kKeys[i].down(p);
|
|
if (down != s_keyDown[i])
|
|
{
|
|
s_keyDown[i] = down;
|
|
s_keyRepeatAt[i] = now + 400'000'000;
|
|
return emit(i, down ? 1 : 2);
|
|
}
|
|
}
|
|
for (size_t i = 0; i < kKeyCount; i++)
|
|
if (s_keyDown[i] && kKeys[i].repeats && now >= s_keyRepeatAt[i])
|
|
{
|
|
s_keyRepeatAt[i] = now + 100'000'000;
|
|
return emit(i, 1 | 4);
|
|
}
|
|
return ERROR_EMPTY;
|
|
}
|
|
}
|
|
|
|
// Users 1-3: the other players' controllers, connected only in split screen
|
|
// (hid/player_slots.h); user 0 and 0xFF ("any"): player 1, as before.
|
|
namespace
|
|
{
|
|
bool OtherUserConnected(uint32_t userIndex)
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
return s_users[userIndex].connected;
|
|
}
|
|
}
|
|
|
|
uint32_t XamInputGetCapabilities(uint32_t userIndex, uint32_t flags, XAMINPUT_CAPABILITIES* caps)
|
|
{
|
|
bool scripted = !s_script.empty();
|
|
if (userIndex >= 1 && userIndex < uint32_t(hid::PlayerSlots::kUsers))
|
|
{
|
|
if (!OtherUserConnected(userIndex))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
}
|
|
else
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
if ((userIndex != 0 && userIndex != 0xFF) || !(s_deviceConnected || scripted))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
}
|
|
memset(caps, 0, sizeof(*caps));
|
|
caps->Type = XAMINPUT_DEVTYPE_GAMEPAD;
|
|
caps->SubType = XAMINPUT_DEVSUBTYPE_GAMEPAD;
|
|
caps->Gamepad.wButtons = ByteSwap(uint16_t(0xF3FF));
|
|
caps->Gamepad.bLeftTrigger = 0xFF;
|
|
caps->Gamepad.bRightTrigger = 0xFF;
|
|
for (int16_t* v : { &caps->Gamepad.sThumbLX, &caps->Gamepad.sThumbLY, &caps->Gamepad.sThumbRX, &caps->Gamepad.sThumbRY })
|
|
*v = ByteSwap(int16_t(0xFFC0));
|
|
caps->Vibration.wLeftMotorSpeed = 0xFFFF;
|
|
caps->Vibration.wRightMotorSpeed = 0xFFFF;
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
uint32_t XamInputGetState(uint32_t userIndex, uint32_t flags, XAMINPUT_STATE* state)
|
|
{
|
|
Pad p;
|
|
uint32_t packet;
|
|
if (userIndex >= 1 && userIndex < uint32_t(hid::PlayerSlots::kUsers))
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
OtherUser& ou = s_users[userIndex];
|
|
if (ou.connected != ou.told)
|
|
{
|
|
ou.told = ou.connected;
|
|
fprintf(stderr, "[input] the game sees XInput user %u %s\n", userIndex, ou.connected ? "connected" : "not connected");
|
|
}
|
|
if (!ou.connected)
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
p = ou.pad;
|
|
if (memcmp(&p, &ou.last, sizeof(p)) != 0)
|
|
{
|
|
ou.packet++;
|
|
ou.last = p;
|
|
}
|
|
packet = ou.packet;
|
|
}
|
|
else
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
if ((userIndex != 0 && userIndex != 0xFF) || !(s_deviceConnected || !s_script.empty()))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
p = CurrentPadLocked();
|
|
static Pad last;
|
|
if (memcmp(&p, &last, sizeof(p)) != 0)
|
|
{
|
|
s_packet++;
|
|
last = p;
|
|
}
|
|
packet = s_packet;
|
|
}
|
|
state->dwPacketNumber = ByteSwap(packet);
|
|
state->Gamepad.wButtons = ByteSwap(p.buttons);
|
|
state->Gamepad.bLeftTrigger = p.leftTrigger;
|
|
state->Gamepad.bRightTrigger = p.rightTrigger;
|
|
state->Gamepad.sThumbLX = ByteSwap(p.lx);
|
|
state->Gamepad.sThumbLY = ByteSwap(p.ly);
|
|
state->Gamepad.sThumbRX = ByteSwap(p.rx);
|
|
state->Gamepad.sThumbRY = ByteSwap(p.ry);
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
uint32_t XamInputSetState(uint32_t userIndex, uint32_t flags, XAMINPUT_VIBRATION* vibration)
|
|
{
|
|
std::lock_guard lock(s_mutex);
|
|
if (userIndex >= 1 && userIndex < uint32_t(hid::PlayerSlots::kUsers))
|
|
{
|
|
OtherUser& ou = s_users[userIndex];
|
|
if (!ou.connected)
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
ou.rumbleLow = ByteSwap(vibration->wLeftMotorSpeed);
|
|
ou.rumbleHigh = ByteSwap(vibration->wRightMotorSpeed);
|
|
ou.rumbleDirty = true;
|
|
return ERROR_SUCCESS;
|
|
}
|
|
if ((userIndex != 0 && userIndex != 0xFF) || !(s_deviceConnected || !s_script.empty()))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
s_rumbleLow = ByteSwap(vibration->wLeftMotorSpeed);
|
|
s_rumbleHigh = ByteSwap(vibration->wRightMotorSpeed);
|
|
s_rumbleDirty = true;
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
// Xenia's semantics: user 0xFF ("any") is pinned to user 0; queries for
|
|
// non-gamepad devices report none connected.
|
|
uint32_t XamInputGetKeystroke(uint32_t userIndex, uint32_t flags, Keystroke* keystroke)
|
|
{
|
|
if (!keystroke)
|
|
return 0xA0; // ERROR_BAD_ARGUMENTS
|
|
if ((flags & 0xFF) && (flags & 1) == 0)
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
if ((userIndex & 0xFF) != 0xFF && userIndex != 0 && !(flags & 0x40000000))
|
|
return ERROR_DEVICE_NOT_CONNECTED;
|
|
return NextKeystroke(keystroke);
|
|
}
|
|
|
|
uint32_t XamInputGetKeystrokeEx(be<uint32_t>* userIndex, uint32_t flags, Keystroke* keystroke)
|
|
{
|
|
uint32_t result = XamInputGetKeystroke(userIndex ? uint32_t(*userIndex) : 0xFF, flags, keystroke);
|
|
if (result == ERROR_SUCCESS && userIndex)
|
|
*userIndex = 0;
|
|
return result;
|
|
}
|
|
|
|
GUEST_FUNCTION_HOOK(__imp__XamInputGetCapabilities, XamInputGetCapabilities);
|
|
GUEST_FUNCTION_HOOK(__imp__XamInputGetState, XamInputGetState);
|
|
GUEST_FUNCTION_HOOK(__imp__XamInputSetState, XamInputSetState);
|
|
GUEST_FUNCTION_HOOK(__imp__XamInputGetKeystrokeEx, XamInputGetKeystrokeEx);
|