From 29a01f66cc4e4c86adbb1bcdd1dc037e89bac7cf Mon Sep 17 00:00:00 2001
From: KOSMOGOR <mortalmortal2015@mail.ru>
Date: Tue, 18 Mar 2025 16:59:33 +0300
Subject: [PATCH] update: now player uses additional collider to detect ground

---
 Assets/Prefabs/Player.prefab                 | 67 ++++++++++++++++++++
 Assets/Scripts/Player/GroundDetector.cs      | 14 ++++
 Assets/Scripts/Player/GroundDetector.cs.meta |  2 +
 Assets/Scripts/Player/PlayerMovement.cs      | 10 ++-
 4 files changed, 87 insertions(+), 6 deletions(-)
 create mode 100644 Assets/Scripts/Player/GroundDetector.cs
 create mode 100644 Assets/Scripts/Player/GroundDetector.cs.meta

diff --git a/Assets/Prefabs/Player.prefab b/Assets/Prefabs/Player.prefab
index 1c691d4..f3d6052 100644
--- a/Assets/Prefabs/Player.prefab
+++ b/Assets/Prefabs/Player.prefab
@@ -1,5 +1,71 @@
 %YAML 1.1
 %TAG !u! tag:unity3d.com,2011:
+--- !u!1 &330305229598668716
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 7488478172684744634}
+  - component: {fileID: 1379039836545439140}
+  - component: {fileID: 1895871329809910261}
+  m_Layer: 0
+  m_Name: GroundDetector
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &7488478172684744634
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 330305229598668716}
+  serializedVersion: 2
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: -1, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 6890030909251295590}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!65 &1379039836545439140
+BoxCollider:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 330305229598668716}
+  m_Material: {fileID: 0}
+  m_IncludeLayers:
+    serializedVersion: 2
+    m_Bits: 0
+  m_ExcludeLayers:
+    serializedVersion: 2
+    m_Bits: 0
+  m_LayerOverridePriority: 0
+  m_IsTrigger: 1
+  m_ProvidesContacts: 0
+  m_Enabled: 1
+  serializedVersion: 3
+  m_Size: {x: 0.9, y: 0.2, z: 0.9}
+  m_Center: {x: 0, y: 0, z: 0}
+--- !u!114 &1895871329809910261
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 330305229598668716}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: f16350ecb17bc8e49a8e9b8124ff2db2, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!1 &1084592339258698369
 GameObject:
   m_ObjectHideFlags: 0
@@ -206,6 +272,7 @@ Transform:
   m_Children:
   - {fileID: 4506534449155536579}
   - {fileID: 2033391409425088012}
+  - {fileID: 7488478172684744634}
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!33 &1892283461227420150
diff --git a/Assets/Scripts/Player/GroundDetector.cs b/Assets/Scripts/Player/GroundDetector.cs
new file mode 100644
index 0000000..f85e015
--- /dev/null
+++ b/Assets/Scripts/Player/GroundDetector.cs
@@ -0,0 +1,14 @@
+using UnityEngine;
+
+public class GroundDetector : MonoBehaviour
+{
+    public bool onGround { get; private set; } = false;
+
+    void OnTriggerEnter(Collider other) {
+        if (other.CompareTag("Ground")) onGround = true;
+    }
+    void OnTriggerStay(Collider other) { OnTriggerEnter(other); }
+    void OnTriggerExit(Collider other) {
+        if (other.CompareTag("Ground")) onGround = false;
+    }
+}
diff --git a/Assets/Scripts/Player/GroundDetector.cs.meta b/Assets/Scripts/Player/GroundDetector.cs.meta
new file mode 100644
index 0000000..87f0a40
--- /dev/null
+++ b/Assets/Scripts/Player/GroundDetector.cs.meta
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: f16350ecb17bc8e49a8e9b8124ff2db2
\ No newline at end of file
diff --git a/Assets/Scripts/Player/PlayerMovement.cs b/Assets/Scripts/Player/PlayerMovement.cs
index 683a0c4..a95d261 100644
--- a/Assets/Scripts/Player/PlayerMovement.cs
+++ b/Assets/Scripts/Player/PlayerMovement.cs
@@ -17,16 +17,18 @@ public class PlayerMovement : MonoBehaviour
     [Header("Debug info")]
     [SerializeField] bool isCrouching = false;
     [SerializeField] Vector3 gravityVelocity;
-    [SerializeField] bool grounded;
+    [SerializeField] bool grounded = false;
 
     CharacterController characterController;
+    GroundDetector ground;
 
     void Start() {
         characterController = GetComponent<CharacterController>();
+        ground = GetComponent<GroundDetector>();
     }
 
     void Update() {
-        grounded = GetOnGround();
+        grounded = ground.onGround;
         HandleCrouching();
         HandleMovement();
         HandleJumping();
@@ -69,10 +71,6 @@ public class PlayerMovement : MonoBehaviour
         characterController.Move(gravityVelocity * (Time.deltaTime * gravityMultiplier));
     }
 
-    bool GetOnGround() {
-        return Physics.CheckSphere(legsPosition.position, legsRadius, groundMask);
-    }
-
     void OnControllerColliderHit(ControllerColliderHit hit) {
         hit.gameObject.SendMessage("ReverseOnControllerColliderHit", hit, SendMessageOptions.DontRequireReceiver);
     }