ControllerListener.java example

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/*
 * Copyright 2016 MovingBlocks
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.terasology.rendering.openvrprovider;

import jopenvr.JOpenVRLibrary;
import jopenvr.VRControllerState_t;
import org.joml.Matrix4f;

/**
 * Interface intended to be front-facing to user for controller interaction.
 */
public interface ControllerListener {
    int LEFT_CONTROLLER = 0;
    int RIGHT_CONTROLLER = 1;
    int EAXIS_TRIGGER = 1;
    int EAXIS_TOUCHPAD = 0;
    long BUTTON_TOUCHPAD = (1L << JOpenVRLibrary.EVRButtonId.EVRButtonId_k_EButton_SteamVR_Touchpad);
    long BUTTON_TRIGGER = (1L << JOpenVRLibrary.EVRButtonId.EVRButtonId_k_EButton_SteamVR_Trigger);
    long BUTTON_APP_MENU = (1L << JOpenVRLibrary.EVRButtonId.EVRButtonId_k_EButton_ApplicationMenu);
    long BUTTON_GRIP = (1L << JOpenVRLibrary.EVRButtonId.EVRButtonId_k_EButton_Grip);
    float TRIGGER_THRESHOLD = .25f;

    public void buttonStateChanged(VRControllerState_t stateBefore, VRControllerState_t stateAfter, int nController);
    // TODO: touch, axes
    public void poseChanged(Matrix4f pose, int handIndex);
}