Files
sharpemu/src/SharpEmu.HLE/Host/IHostInput.cs
T
Berk 2b6bd5a532 Sdl backend (#670)
* [audio] added sdl audio backend and in-tree atrac9 decoder

* [input] replaced per-platform pad readers with sdl gamepad input

* [video] added sdl window and host display plumbing

* [gui] added host display options and per-game render settings

* [bink] synced host movie playback to the guest audio clock

* [cpu] hooked windows write faults into guest image tracking

* [perf] added guest and render profiling, reserved host cpu lanes

* [kernel] fixed stale pthread mutex handle alias

* [host] wired the sdl session, save-data paths and project references

* [audio] hoisted ajm trace stackalloc out of its loop

* [video] Add guest image sync setting

* [build] Strip native symbols

* reuse
2026-07-28 03:33:26 +03:00

50 lines
1.9 KiB
C#

// Copyright (C) 2026 SharpEmu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
namespace SharpEmu.HLE.Host;
/// <summary>
/// Host input devices: gamepad state snapshots, force-feedback/lightbar sinks, and the
/// keyboard-fallback queries. Which physical readers exist (DualSense over raw HID,
/// XInput, evdev, ...) is a backend detail; merge policy between devices and the
/// keyboard lives in the HLE pad exports.
/// </summary>
public interface IHostInput
{
/// <summary>Starts the background device readers once; safe to call repeatedly.</summary>
void EnsureStarted();
/// <summary>
/// Fills <paramref name="destination"/> with snapshots of currently connected
/// gamepads and returns how many were written (0 when none are connected).
/// </summary>
int GetGamepadStates(Span<HostGamepadState> destination);
/// <summary>Human-readable name of the first connected gamepad, or null.</summary>
string? DescribeConnectedGamepad();
/// <summary>Sets rumble on all connected gamepads; large = strong/left motor.</summary>
void SetRumble(byte largeMotor, byte smallMotor);
/// <summary>
/// Approximates per-trigger vibration on gamepads without independent trigger
/// actuators; null leaves that trigger's current value unchanged.
/// </summary>
void SetTriggerRumble(byte? leftTrigger, byte? rightTrigger);
/// <summary>Applies native DualSense trigger effects when supported.</summary>
void SetAdaptiveTriggerEffect(
HostAdaptiveTriggerEffect? leftTrigger,
HostAdaptiveTriggerEffect? rightTrigger);
void SetLightbar(byte red, byte green, byte blue);
void ResetLightbar();
/// <summary>True when a window of this process has keyboard focus.</summary>
bool IsHostWindowFocused();
/// <summary>Windows virtual-key code semantics; other backends translate.</summary>
bool IsKeyDown(int virtualKey);
}