camera: added camera zooming

main.tscn

@@ -6,7 +6,7 @@
 [ext_resource type="Texture2D" uid="uid://wdjmyv260he1" path="res://world/textures/grass.jpg" id="2_272bh"]
 [ext_resource type="PackedScene" uid="uid://of6tq8gpjxtu" path="res://gears/gear_pickup.tscn" id="3_lquwl"]
 [ext_resource type="PackedScene" uid="uid://bafl8q0r61xrg" path="res://gears/gear.tscn" id="4_7mycd"]
-[ext_resource type="Texture2D" uid="uid://bkq72dydktldv" path="res://world/sky/kloofendal_48d_partly_cloudy_puresky_2k.hdr" id="8_5vw27"]
+[ext_resource type="Texture2D" uid="uid://bkq72dydktldv" path="res://world/sky/sky.hdr" id="8_5vw27"]
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_7dm0k"]
 size = Vector3(1000, 2, 1000)

player/camera_gimbal.gd

@@ -7,6 +7,9 @@ var locked_mouse_positon = Vector2(0,0)
 var mouse_locked = false
 var mouse_x_velocity = 0
 var mouse_y_velocity = 0
+var zoom_min = 0
+var zoom_max = 100
+var current_zoom = 0
 
 func reset():
 	basis = Basis()
@@ -23,6 +26,10 @@ func _input(event):
 	if event is InputEventMouseMotion:
 		mouse_x_velocity = event.relative.x
 		mouse_y_velocity = event.relative.y
+	elif event.is_action_pressed("zoom_in"):
+		current_zoom += 5
+	elif event.is_action_pressed("zoom_out"):
+		current_zoom -= 5
 
 func _process(delta):
  	# rotate outer gimbal around y axis
@@ -57,3 +64,6 @@ func _process(delta):
 	# reset gimbals
 	if Input.is_action_pressed("cam_reset"):
 		reset()
+	
+	current_zoom = clamp(current_zoom,zoom_min,zoom_max)
+	$InnerGimbal/Camera3D.position = Vector3($InnerGimbal/Camera3D.position.x,current_zoom,current_zoom)

project.godot

@@ -92,6 +92,16 @@ shift_lock={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194325,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
 ]
 }
+zoom_in={
+"deadzone": 0.2,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":4,"canceled":false,"pressed":false,"double_click":false,"script":null)
+]
+}
+zoom_out={
+"deadzone": 0.2,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":5,"canceled":false,"pressed":false,"double_click":false,"script":null)
+]
+}
 
 [layer_names]