135 lines
4.8 KiB
C#
135 lines
4.8 KiB
C#
#if ENABLE_INPUT_SYSTEM && VFX_HAS_INPUT_SYSTEM_PACKAGE
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#define USE_INPUT_SYSTEM
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using UnityEngine.InputSystem;
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#endif
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using UnityEngine.VFX;
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namespace UnityEngine.VFX.Utility
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{
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[AddComponentMenu("VFX/Property Binders/Input Mouse Binder")]
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[VFXBinder("Input/Mouse")]
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class VFXInputMouseBinder : VFXBinderBase
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{
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public string MouseLeftClickProperty { get { return (string)m_MouseLeftClickProperty; } set { m_MouseLeftClickProperty = value; } }
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public string MouseRightClickProperty { get { return (string)m_MouseRightClickProperty; } set { m_MouseRightClickProperty = value; } }
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[VFXPropertyBinding("System.Boolean"), SerializeField, UnityEngine.Serialization.FormerlySerializedAs("m_MouseLeftClickParameter")]
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protected ExposedProperty m_MouseLeftClickProperty = "LeftClick";
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[VFXPropertyBinding("System.Boolean"), SerializeField, UnityEngine.Serialization.FormerlySerializedAs("m_MouseRightClickParameter")]
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protected ExposedProperty m_MouseRightClickProperty = "RightClick";
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public string PositionProperty { get { return (string)m_PositionProperty; } set { m_PositionProperty = value; } }
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[VFXPropertyBinding("UnityEditor.VFX.Position", "UnityEngine.Vector3"), SerializeField, UnityEngine.Serialization.FormerlySerializedAs("m_PositionParameter")]
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protected ExposedProperty m_PositionProperty = "Position";
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public string VelocityProperty { get { return (string)m_VelocityProperty; } set { m_VelocityProperty = value; } }
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[VFXPropertyBinding("UnityEngine.Vector3"), SerializeField, UnityEngine.Serialization.FormerlySerializedAs("m_VelocityParameter")]
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protected ExposedProperty m_VelocityProperty = "Velocity";
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public Camera Target = null;
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public float Distance = 10.0f;
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#if VFX_USE_PHYSICS
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public bool UseRaycast = false;
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#endif
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public bool SetVelocity = false;
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public bool CheckLeftClick = true;
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public bool CheckRightClick = false;
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Vector3 m_PreviousPosition;
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public override bool IsValid(VisualEffect component)
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{
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return component.HasVector3(m_PositionProperty) &&
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(CheckLeftClick ? component.HasBool(m_MouseLeftClickProperty) : true) &&
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(CheckRightClick ? component.HasBool(m_MouseRightClickProperty) : true) &&
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(SetVelocity ? component.HasVector3(m_VelocityProperty) : true);
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}
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public override void UpdateBinding(VisualEffect component)
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{
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Vector3 position = Vector3.zero;
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if (CheckLeftClick)
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component.SetBool(MouseLeftClickProperty, IsLeftClickPressed());
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if (CheckRightClick)
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component.SetBool(MouseRightClickProperty, IsRightClickPressed());
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if (Target != null)
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{
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#if VFX_USE_PHYSICS
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if (UseRaycast) // Raycast version
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{
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RaycastHit info;
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Ray r = Target.ScreenPointToRay(GetMousePosition());
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if (Physics.Raycast(r, out info, Distance))
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{
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position = info.point;
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}
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else // if not hit, consider not touched
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{
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Vector3 pos = GetMousePosition();
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pos.z = Distance;
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position = Target.ScreenToWorldPoint(pos);
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}
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}
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else // Simple version
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#endif
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{
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Vector3 pos = GetMousePosition();
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pos.z = Distance;
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position = Target.ScreenToWorldPoint(pos);
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}
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}
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else
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{
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position = GetMousePosition();
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}
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component.SetVector3(m_PositionProperty, position);
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if (SetVelocity)
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{
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component.SetVector3(m_VelocityProperty, (position - m_PreviousPosition) / Time.deltaTime);
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}
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m_PreviousPosition = position;
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}
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bool IsRightClickPressed()
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{
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#if USE_INPUT_SYSTEM
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return (Mouse.current != null) ? Mouse.current.rightButton.isPressed : false;
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#else
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return Input.GetMouseButton(1);
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#endif
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}
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bool IsLeftClickPressed()
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{
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#if USE_INPUT_SYSTEM
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return (Mouse.current != null) ? Mouse.current.leftButton.isPressed : false;
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#else
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return Input.GetMouseButton(0);
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#endif
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}
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Vector2 GetMousePosition()
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{
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#if USE_INPUT_SYSTEM
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return Pointer.current.position.ReadValue();
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#else
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return Input.mousePosition;
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#endif
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}
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public override string ToString()
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{
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return string.Format("Mouse: '{0}' -> {1}", m_PositionProperty, Target == null ? "(null)" : Target.name);
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}
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}
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}
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