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@@ -2,9 +2,9 @@ extends Spatial
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# Member variables
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# The size of the quad mesh itself.
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var quad_mesh_size
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-# Indentify if the mouse is inside the Area
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+# Used for checking if the mouse is inside the Area
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var is_mouse_inside = false
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-# Identify if the mouse was pressed inside the Area
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+# Used for checking if the mouse was pressed inside the Area
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var is_mouse_held = false
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# The last non-empty mouse position. Used when dragging outside of the box.
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var last_mouse_pos3D = null
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@@ -25,7 +25,7 @@ func _ready():
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func _process(_delta):
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- #NOTE: Remove this function if you don't plan on using billboard settings.
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+ # NOTE: Remove this function if you don't plan on using billboard settings.
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rotate_area_to_billboard()
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@@ -52,18 +52,18 @@ func _input(event):
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# Handle mouse events inside Area. (Area.input_event had many issues with dragging)
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func handle_mouse(event):
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- #Get mesh size to detect edges and make conversions. This code only support PlaneMesh and QuadMesh.
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+ # Get mesh size to detect edges and make conversions. This code only support PlaneMesh and QuadMesh.
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quad_mesh_size = node_quad.mesh.size
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- #Detect mouse being held to mantain event while outside of bounds. Avoid orphan clicks
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+ # Detect mouse being held to mantain event while outside of bounds. Avoid orphan clicks
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if event is InputEventMouseButton or event is InputEventScreenTouch:
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is_mouse_held = event.pressed
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- #Find mouse position in Area
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+ # Find mouse position in Area
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var mouse_pos3D = find_mouse(event.global_position)
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# Check if the mouse is outside of bounds, use last position to avoid errors
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- #NOTE: mouse_exited signal was unrealiable in this situation
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+ # NOTE: mouse_exited signal was unrealiable in this situation
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is_mouse_inside = mouse_pos3D != null
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if is_mouse_inside:
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# Convert click_pos from world coordinate space to a coordinate space relative to the Area node.
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@@ -72,8 +72,10 @@ func handle_mouse(event):
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last_mouse_pos3D = mouse_pos3D
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else:
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mouse_pos3D = last_mouse_pos3D
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+ if mouse_pos3D == null:
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+ mouse_pos3D = Vector3.ZERO
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- #TODO: adapt to bilboard mode or avoid completelly
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+ # TODO: adapt to bilboard mode or avoid completely
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# convert the relative event position from 3D to 2D
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var mouse_pos2D = Vector2(mouse_pos3D.x, -mouse_pos3D.y)
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@@ -114,13 +116,13 @@ func handle_mouse(event):
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func find_mouse(global_position):
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var camera = get_viewport().get_camera()
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- #from camera center to the mouse position in the Area
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+ # From camera center to the mouse position in the Area
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var from = camera.project_ray_origin(global_position)
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var dist = find_further_distance_to(camera.transform.origin)
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var to = from + camera.project_ray_normal(global_position) * dist
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- #Manually raycasts the are to find the mouse position
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+ # Manually raycasts the are to find the mouse position
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var result = get_world().direct_space_state.intersect_ray(from, to, [], node_area.collision_layer,false,true) #for 3.1 changes
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if result.size() > 0:
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@@ -130,14 +132,14 @@ func find_mouse(global_position):
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func find_further_distance_to(origin):
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- #Find edges of collision and change to global positions
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+ # Find edges of collision and change to global positions
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var edges = []
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edges.append(node_area.to_global(Vector3(quad_mesh_size.x / 2, quad_mesh_size.y / 2, 0)))
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edges.append(node_area.to_global(Vector3(quad_mesh_size.x / 2, -quad_mesh_size.y / 2, 0)))
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edges.append(node_area.to_global(Vector3(-quad_mesh_size.x / 2, quad_mesh_size.y / 2, 0)))
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edges.append(node_area.to_global(Vector3(-quad_mesh_size.x / 2, -quad_mesh_size.y / 2, 0)))
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- #Get the furthest distance between the camera and collision to avoid raycasting too far or too short
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+ # Get the furthest distance between the camera and collision to avoid raycasting too far or too short
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var far_dist = 0
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var temp_dist
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for edge in edges:
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@@ -151,11 +153,11 @@ func find_further_distance_to(origin):
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func rotate_area_to_billboard():
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var billboard_mode = node_quad.get_surface_material(0).params_billboard_mode
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- #try to match the area with the material's billboard setting, if enabled
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+ # Try to match the area with the material's billboard setting, if enabled
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if billboard_mode > 0:
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# Get the camera
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var camera = get_viewport().get_camera()
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- #Look in the same direction as the camera
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+ # Look in the same direction as the camera
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var look = camera.to_global(Vector3(0, 0, -100)) - camera.global_transform.origin
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look = node_area.translation + look
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@@ -165,6 +167,6 @@ func rotate_area_to_billboard():
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node_area.look_at(look, Vector3.UP)
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- #Ratate in the Z axis to compensate camera tilt
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+ # Rotate in the Z axis to compensate camera tilt
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node_area.rotate_object_local(Vector3.BACK, camera.rotation.z)
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TwistedTwigleg