486 lines
16 KiB
C#
486 lines
16 KiB
C#
using System;
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using System.Collections.Generic;
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using UnityEngine;
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namespace Skopje.ThirdPerson
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{
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public class ThirdPersonDriver : MonoBehaviour
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{
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void Update()
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{
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ThirdPersonRig.TickBody();
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}
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void LateUpdate()
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{
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ThirdPersonRig.Apply(ThirdPersonRig.LocalCamera);
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}
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}
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static class ThirdPersonRig
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{
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const float MoveThreshold = 0.2f;
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const float ExternalTurn = 35f;
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static readonly List<Renderer> Hidden = new List<Renderer>();
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static readonly RaycastHit[] Hits = new RaycastHit[24];
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internal static SkopjeFPSCamera LocalCamera;
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static SkopjePlayer _player;
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static bool _holding;
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static bool _hasFacing;
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static Quaternion _facing;
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static Quaternion _incomingFacing;
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static bool _hasIncoming;
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static bool _hasLook;
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static Quaternion _look = Quaternion.identity;
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static bool _hasPlacement;
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static Vector3 _placedPos;
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static float _baseFov;
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static float _boom = 2.7f;
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static float _ads;
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static bool _capturedIk;
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static bool _aimWasEnabled;
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static bool _lookWasEnabled;
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static bool _followWasEnabled;
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static bool _disabledFollow;
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static float _nextScan;
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static int _errors;
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static bool _logged;
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public static void OnClientStarted()
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{
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}
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public static void OnClientStopped()
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{
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Release();
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_player = null;
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LocalCamera = null;
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}
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public static void OnPlayerStarted(SkopjePlayer player)
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{
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if (player != null && player.IsOwner)
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_player = player;
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}
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public static void OnPlayerStopped(SkopjePlayer player)
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{
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if (_player == player)
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{
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Release();
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_player = null;
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LocalCamera = null;
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}
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}
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public static void Shutdown()
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{
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Release();
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_player = null;
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LocalCamera = null;
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}
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public static void TickBody()
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{
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if (!CanControl(_player))
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{
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if (_holding)
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Release();
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return;
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}
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try
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{
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HoldPresentation(_player);
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}
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catch (Exception ex)
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{
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Fail(ex);
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}
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}
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public static void Apply(SkopjeFPSCamera fps)
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{
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if (fps == null || !CanControl(fps.Player))
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return;
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Camera cam = fps.mainCamera != null ? fps.mainCamera : Camera.main;
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if (cam == null)
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return;
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LocalCamera = fps;
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if (_player == null)
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_player = fps.Player;
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try
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{
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Place(fps, cam);
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}
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catch (Exception ex)
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{
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Fail(ex);
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}
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}
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public static void RememberBody(SkopjeCharacterController controller, Quaternion currentRotation)
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{
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if (!CanControl(controller != null ? controller.Player : null))
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{
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_hasIncoming = false;
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return;
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}
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_incomingFacing = FlatYaw(currentRotation);
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_hasIncoming = true;
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}
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public static void HoldBodyFacing(SkopjeCharacterController controller, ref Quaternion currentRotation, float deltaTime)
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{
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if (!_hasIncoming || controller == null || !CanControl(controller.Player))
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return;
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Quaternion held = _hasFacing ? _facing : _incomingFacing;
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if (!_hasFacing || Quaternion.Angle(held, _incomingFacing) > ExternalTurn)
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held = _incomingFacing;
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if (ThirdPersonPlugin.FaceMovement.Value)
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{
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Vector3 move = controller.moveInputVector;
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move.y = 0f;
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if (move.sqrMagnitude > MoveThreshold * MoveThreshold)
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{
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float sharp = controller.OrientationSharpness;
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if (sharp < 0.01f)
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sharp = 12f;
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float blend = 1f - Mathf.Exp(-sharp * Mathf.Max(0f, deltaTime));
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held = Quaternion.Slerp(held, Quaternion.LookRotation(move.normalized, Vector3.up), blend);
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}
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}
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_facing = FlatYaw(held);
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_hasFacing = true;
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currentRotation = _facing;
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}
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static void Place(SkopjeFPSCamera fps, Camera cam)
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{
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Quaternion look = ReadLook(fps, cam);
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_look = look;
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_hasLook = true;
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bool fresh = !_hasPlacement || (cam.transform.position - _placedPos).sqrMagnitude > 0.0004f;
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if (fresh)
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_baseFov = cam.fieldOfView;
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float adsTarget = fps.adsMode ? 1f : 0f;
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_ads = Mathf.MoveTowards(_ads, adsTarget, Time.deltaTime / 0.12f);
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float distance = Mathf.Lerp(Clamp(ThirdPersonPlugin.Distance.Value, 0.8f, 8f), Clamp(ThirdPersonPlugin.AdsDistance.Value, 0.6f, 6f), _ads);
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float shoulder = Mathf.Lerp(Clamp(ThirdPersonPlugin.Shoulder.Value, 0f, 2f), Clamp(ThirdPersonPlugin.AdsShoulder.Value, 0f, 1.5f), _ads);
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float height = Clamp(ThirdPersonPlugin.Height.Value, -1f, 2f);
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float boom = new Vector3(shoulder, height, -distance).magnitude;
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if (!_hasPlacement)
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_boom = boom;
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_boom = Mathf.Lerp(_boom, boom, 1f - Mathf.Exp(-16f * Time.deltaTime));
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Vector3 pivot = Pivot(fps.Player);
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Vector3 offset = look * new Vector3(shoulder, height, -distance);
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if (offset.sqrMagnitude < 0.0001f)
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offset = look * Vector3.back;
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Vector3 dir = offset.normalized;
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float allowed = PullIn(fps.Player, pivot, dir, _boom);
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Vector3 camPos = pivot + dir * allowed;
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Vector3 aim = AimPoint(fps.Player, pivot, look * Vector3.forward);
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Vector3 toAim = aim - camPos;
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Vector3 up = look * Vector3.up;
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if (toAim.sqrMagnitude < 0.0001f || Mathf.Abs(Vector3.Dot(toAim.normalized, up.normalized)) > 0.995f)
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cam.transform.rotation = look;
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else
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cam.transform.rotation = Quaternion.LookRotation(toAim, up);
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cam.transform.position = camPos;
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cam.fieldOfView = _baseFov + Clamp(ThirdPersonPlugin.FovBonus.Value, 0f, 40f) * (1f - _ads);
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_placedPos = camPos;
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_hasPlacement = true;
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KeepBodyYaw(fps.Player);
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if (!_logged)
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{
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_logged = true;
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ThirdPersonPlugin.LogSource.LogInfo("Right-shoulder camera is active. The body does not turn with the mouse.");
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}
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}
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static void KeepBodyYaw(SkopjePlayer player)
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{
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if (!_hasFacing || player == null)
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return;
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Transform body = player.transform;
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Vector3 up = body.up;
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Vector3 forward = Vector3.ProjectOnPlane(_facing * Vector3.forward, up);
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if (forward.sqrMagnitude < 0.0001f)
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return;
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body.rotation = Quaternion.LookRotation(forward.normalized, up);
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}
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static Quaternion ReadLook(SkopjeFPSCamera fps, Camera cam)
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{
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if (fps.VCamera != null && fps.VCamera.transform != cam.transform)
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return fps.VCamera.transform.rotation;
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if (fps.SocketTransform != null && fps.SocketTransform != cam.transform)
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return fps.SocketTransform.rotation;
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if (_hasLook && _hasPlacement && (cam.transform.position - _placedPos).sqrMagnitude < 0.0004f)
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return _look;
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return cam.transform.rotation;
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}
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static Vector3 Pivot(SkopjePlayer player)
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{
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float height = Clamp(ThirdPersonPlugin.PivotHeight.Value, 0.4f, 2.4f);
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var body = player.SkopjeCharacterController;
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if (body != null)
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{
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if (body.standingHeight > 0.5f)
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height = Mathf.Min(height, body.standingHeight * 0.78f);
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float crouch = body.CrouchedHeightMult > 0.05f ? body.CrouchedHeightMult : 0.55f;
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height *= Mathf.Lerp(1f, crouch, Mathf.Clamp01(body.currentCrouch01));
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}
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return player.transform.position + Vector3.up * height;
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}
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static Vector3 AimPoint(SkopjePlayer player, Vector3 origin, Vector3 direction)
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{
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float reach = Clamp(ThirdPersonPlugin.AimDistance.Value, 5f, 200f);
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if (direction.sqrMagnitude < 0.0001f)
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direction = Vector3.forward;
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direction.Normalize();
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int count = Physics.RaycastNonAlloc(origin, direction, Hits, reach, Physics.DefaultRaycastLayers, QueryTriggerInteraction.Ignore);
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float best = float.MaxValue;
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Vector3 point = origin + direction * reach;
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for (int i = 0; i < count; i++)
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{
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if (Hits[i].collider == null || IsOwn(player, Hits[i].collider))
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continue;
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if (Hits[i].distance < best)
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{
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best = Hits[i].distance;
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point = Hits[i].point;
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}
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}
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return point;
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}
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static float PullIn(SkopjePlayer player, Vector3 origin, Vector3 direction, float distance)
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{
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const float radius = 0.18f;
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int count = Physics.SphereCastNonAlloc(origin, radius, direction, Hits, distance, Physics.DefaultRaycastLayers, QueryTriggerInteraction.Ignore);
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float best = distance;
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for (int i = 0; i < count; i++)
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{
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if (Hits[i].collider == null || IsOwn(player, Hits[i].collider))
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continue;
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float room = Mathf.Max(0.35f, Hits[i].distance);
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if (room < best)
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best = room;
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}
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return best;
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}
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static void HoldPresentation(SkopjePlayer player)
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{
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GameObject third = player.ThirdPerson;
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if (third != null && !third.activeSelf)
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third.SetActive(true);
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GameObject pack = player.ThirdPersonBackpackParent;
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if (pack != null && !pack.activeSelf)
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pack.SetActive(true);
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var anim = player.TPAnimationController;
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if (anim != null)
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{
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if (!_capturedIk)
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{
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_aimWasEnabled = anim.AimAtMotor != null && anim.AimAtMotor.enabled;
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_lookWasEnabled = anim.LookAtMotor != null && anim.LookAtMotor.enabled;
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_capturedIk = true;
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}
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if (anim.AimAtMotor != null)
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anim.AimAtMotor.enabled = false;
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if (anim.LookAtMotor != null)
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anim.LookAtMotor.enabled = false;
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}
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var follow = player.ThirdPersonFollowCam;
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if (follow != null && follow.Look != null && follow.Look.enabled)
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{
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_followWasEnabled = true;
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follow.Look.enabled = false;
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_disabledFollow = true;
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}
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if (Time.unscaledTime >= _nextScan)
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{
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_nextScan = Time.unscaledTime + 0.25f;
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RebuildHidden(player);
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}
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for (int i = 0; i < Hidden.Count; i++)
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{
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if (Hidden[i] != null)
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Hidden[i].forceRenderingOff = true;
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}
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_holding = true;
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}
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static void RebuildHidden(SkopjePlayer player)
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{
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var next = new List<Renderer>();
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Transform third = player.ThirdPerson != null ? player.ThirdPerson.transform : null;
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Collect(player.FirstPerson, third, next);
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var weapons = player.WeaponsController;
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if (weapons != null)
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{
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if (weapons.Socket != null)
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Collect(weapons.Socket.gameObject, third, next);
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if (weapons.ThrowSocket != null)
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Collect(weapons.ThrowSocket.gameObject, third, next);
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}
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for (int i = 0; i < Hidden.Count; i++)
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{
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Renderer old = Hidden[i];
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if (old != null && !next.Contains(old))
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old.forceRenderingOff = false;
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}
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Hidden.Clear();
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Hidden.AddRange(next);
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}
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static void Collect(GameObject root, Transform thirdPerson, List<Renderer> into)
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{
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if (root == null)
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return;
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if (thirdPerson != null && (root.transform == thirdPerson || root.transform.IsChildOf(thirdPerson)))
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return;
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Renderer[] found = root.GetComponentsInChildren<Renderer>(true);
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for (int i = 0; i < found.Length; i++)
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{
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Renderer renderer = found[i];
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if (renderer == null)
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continue;
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if (thirdPerson != null && renderer.transform.IsChildOf(thirdPerson))
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continue;
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if (!into.Contains(renderer))
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into.Add(renderer);
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}
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}
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static void Release()
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{
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for (int i = 0; i < Hidden.Count; i++)
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{
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if (Hidden[i] != null)
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Hidden[i].forceRenderingOff = false;
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}
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Hidden.Clear();
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if (_player != null)
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{
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var anim = _player.TPAnimationController;
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if (_capturedIk && anim != null)
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{
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if (anim.AimAtMotor != null)
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anim.AimAtMotor.enabled = _aimWasEnabled;
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if (anim.LookAtMotor != null)
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anim.LookAtMotor.enabled = _lookWasEnabled;
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}
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if (_disabledFollow && _player.ThirdPersonFollowCam != null && _player.ThirdPersonFollowCam.Look != null)
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_player.ThirdPersonFollowCam.Look.enabled = _followWasEnabled;
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try
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{
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_player.RefreshActiveModels();
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}
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catch (Exception ex)
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{
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Fail(ex);
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}
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}
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_capturedIk = false;
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_disabledFollow = false;
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_holding = false;
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_hasFacing = false;
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_hasIncoming = false;
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_hasPlacement = false;
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_hasLook = false;
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_ads = 0f;
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_logged = false;
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}
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static bool CanControl(SkopjePlayer player)
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{
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if (!ThirdPersonPlugin.Enabled.Value || player == null || !player.IsOwner)
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return false;
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if (player.IsDead || player.IsFallen || player.IsSpectating || player.IsPaused || player.InInventory)
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return false;
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if (player.InsideVehicle != null)
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return false;
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var cine = player._cinematicController;
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if (cine != null && cine.PlayingCinematic != null && cine.PlayingCinematic.PlayingCinematic != null)
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return false;
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return player.SkopjeFPSCamera != null;
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}
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static bool IsOwn(SkopjePlayer player, Collider collider)
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{
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if (player == null || collider == null)
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return false;
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Transform transform = collider.transform;
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Transform root = player.transform;
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return transform == root || transform.IsChildOf(root);
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}
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static Quaternion FlatYaw(Quaternion rotation)
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{
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Vector3 forward = Vector3.ProjectOnPlane(rotation * Vector3.forward, Vector3.up);
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if (forward.sqrMagnitude < 0.0001f)
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forward = Vector3.ProjectOnPlane(rotation * Vector3.up, Vector3.up);
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if (forward.sqrMagnitude < 0.0001f)
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forward = Vector3.forward;
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return Quaternion.LookRotation(forward.normalized, Vector3.up);
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}
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static float Clamp(float value, float min, float max)
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{
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return Mathf.Clamp(value, min, max);
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}
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static void Fail(Exception ex)
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{
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if (_errors++ < 5 && ThirdPersonPlugin.LogSource != null)
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ThirdPersonPlugin.LogSource.LogWarning("Third person failed: " + ex.Message);
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}
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}
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}
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