openvr_input.hpp

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// Copyright 2026, Beyley Cardellio
// SPDX-License-Identifier: BSL-1.0
/*!
 * @file
 * @brief Implementation of OpenVR input.
 *
 * @author Beyley Cardellio <ep1cm1n10n123@gmail.com>
 * @ingroup openvr
 */
 
#pragma once
 
#include "os/os_threading.h"
 
#include "openvr_devices.hpp"
 
#include <unordered_map>
 
 
namespace xrt::state_trackers::openvr {
 
namespace os = xrt::auxiliary::os;
 
struct Input
{
private: // Fields
        // Handle 0 is reserved (k_ulInvalidActionSetHandle / k_ulInvalidActionHandle /
        // k_ulInvalidInputValueHandle are all 0), so allocation starts at 1. Shared for simplicity.
        xrt_atomic_s64_t next_handle{1};
 
        mutable os::Mutex lock;
 
        std::unordered_map<std::string, vr::VRActionSetHandle_t> action_set_handles;
        std::unordered_map<std::string, vr::VRActionHandle_t> action_handles;
        std::unordered_map<std::string, vr::VRInputValueHandle_t> input_source_handles;
 
        vr::ETrackedControllerRole dominant_hand{vr::ETrackedControllerRole::TrackedControllerRole_RightHand};
 
public: // Methods
        Input();
 
        // State
        vr::EVRInputError
        setDominantHand(vr::ETrackedControllerRole dominant_hand);
 
        vr::EVRInputError
        getDominantHand(vr::ETrackedControllerRole &dominant_hand);
 
        // Handles
        vr::EVRInputError
        getActionSetHandle(const std::string &name, vr::VRActionSetHandle_t &handle);
 
        vr::EVRInputError
        getActionHandle(const std::string &name, vr::VRActionHandle_t &handle);
 
        vr::EVRInputError
        getInputSourceHandle(const std::string &name, vr::VRInputValueHandle_t &handle);
};
 
}; // namespace xrt::state_trackers::openvr