相机碰撞

相机碰撞完工

1 files changed, 22 insertions, 0 deletions

diff --git a/Assets/Scripts/CameraHandler.cs b/Assets/Scripts/CameraHandler.cs
index c815fae..38ab888 100644
--- a/Assets/Scripts/CameraHandler.cs
+++ b/Assets/Scripts/CameraHandler.cs
@@ -45,6 +45,8 @@ namespace DS
             Vector3 targetPosition = Vector3.SmoothDamp(_myTransform.position, targetTransform.position,
                 ref cameraFollowVelocity, delta / followSpeed);
             _myTransform.position = targetPosition;
+            
+            HandleCameraCollisions(delta);
         }
 
         public void HandleCameraRotation(float delta, float mouseInputX, float mouseInputY)
@@ -63,8 +65,28 @@ namespace DS
             
             targetRotation = Quaternion.Euler(rotation);
             cameraPivotTransform.localRotation = targetRotation;
+        }
+
+        public void HandleCameraCollisions(float delta)
+        {
+            _targetPosition = _defaultPosition;
+            RaycastHit hit;
+            Vector3 direction = cameraTransform.position - cameraPivotTransform.position;
+            direction.Normalize();
+
+            if (Physics.SphereCast(cameraPivotTransform.position,cameraSphereRadius,direction,out hit,Mathf.Abs(_targetPosition)))
+            {
+                float dis = Vector3.Distance(cameraPivotTransform.position, hit.point);
+                _targetPosition = -(dis - cameraCollisionOffSet);
+            }
 
+            if (Mathf.Abs(_targetPosition) < minimumCollisionOffSet)
+            {
+                _targetPosition = -minimumCollisionOffSet;
+            }
 
+            _cameraTransformPosition.z = Mathf.Lerp(cameraTransform.localPosition.z, _targetPosition, delta / 0.2f);
+            cameraTransform.localPosition = _cameraTransformPosition;
         }
     }
 }