48 lines
1.3 KiB
C#
48 lines
1.3 KiB
C#
using Sandbox;
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using System;
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using System.Linq;
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namespace LuckerGame.Components.Lucker.Cameras;
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/// <summary>
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/// A top down camera that can be
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/// </summary>
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public partial class RTSCamera : AbstractCamera, ISingletonComponent
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{
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private const float MaxDistance = 400f;
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private const float MinDistance = 200f;
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private const float Speed = 4f;
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protected float WheelSpeed => 5f;
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protected Vector2 DistanceClamp => new( MinDistance, MaxDistance );
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protected float CameraDistance = MinDistance;
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protected float TargetDistance = MinDistance;
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private Vector3 CameraPositionOffset = Vector3.Zero;
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protected override void UpdateCameraParameters()
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{
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CameraPosition = Entity.Position + CameraPositionOffset;
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CameraRotation = Rotation.FromPitch( -270 );
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FieldOfView = 70f;
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FirstPersonViewer = null;
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CameraPosition = CameraPosition.WithZ( CameraDistance );
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SoundSource = new Transform { Position = CameraPosition };
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}
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public override void BuildInput()
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{
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// Zooming in and out
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var wheel = Input.MouseWheel;
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if ( wheel != 0 )
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{
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TargetDistance -= wheel * WheelSpeed;
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TargetDistance = TargetDistance.Clamp( DistanceClamp.x, DistanceClamp.y );
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}
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CameraDistance = CameraDistance.LerpTo( TargetDistance, Time.Delta * 10f );
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// Moving
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CameraPositionOffset += Input.AnalogMove * Speed;
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}
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}
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