101 lines
3.7 KiB
C#
101 lines
3.7 KiB
C#
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// Animancer // https://kybernetik.com.au/animancer // Copyright 2018-2023 Kybernetik //
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#pragma warning disable CS0649 // Field is never assigned to, and will always have its default value.
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using Animancer.FSM;
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using Animancer.Units;
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using UnityEngine;
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using static Animancer.Validate;
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namespace Animancer.Examples.AnimatorControllers.GameKit
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{
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/// <summary>A brain which controls the character using keyboard input.</summary>
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/// <remarks>This class serves the same purpose as <c>PlayerInput</c> from the 3D Game Kit.</remarks>
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/// <example><see href="https://kybernetik.com.au/animancer/docs/examples/animator-controllers/3d-game-kit">3D Game Kit</see></example>
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/// https://kybernetik.com.au/animancer/api/Animancer.Examples.AnimatorControllers.GameKit/GameKitCharacterBrain
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///
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[AddComponentMenu(Strings.ExamplesMenuPrefix + "Game Kit - Game Kit Character Brain")]
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[HelpURL(Strings.DocsURLs.ExampleAPIDocumentation + nameof(AnimatorControllers) + "." + nameof(GameKit) + "/" + nameof(GameKitCharacterBrain))]
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public sealed class GameKitCharacterBrain : MonoBehaviour
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{
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/************************************************************************************************************************/
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[SerializeField] private Character _Character;
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[SerializeField] private AirborneState _Jump;
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[SerializeField] private CharacterState _Attack;
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[SerializeField]
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[Seconds(Rule = Value.IsNotNegative)]
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private float _AttackInputTimeOut = 0.5f;
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private StateMachine<CharacterState>.InputBuffer _InputBuffer;
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/************************************************************************************************************************/
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private void Awake()
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{
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_InputBuffer = new StateMachine<CharacterState>.InputBuffer(_Character.StateMachine);
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}
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/************************************************************************************************************************/
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private void Update()
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{
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UpdateMovement();
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UpdateActions();
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}
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/************************************************************************************************************************/
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private void UpdateMovement()
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{
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var input = ExampleInput.WASD;
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if (input == default)
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{
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_Character.Parameters.MovementDirection = default;
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return;
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}
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// Get the camera's forward and right vectors and flatten them onto the XZ plane.
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var camera = Camera.main.transform;
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var forward = camera.forward;
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forward.y = 0;
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forward.Normalize();
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var right = camera.right;
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right.y = 0;
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right.Normalize();
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// Build the movement vector by multiplying the input by those axes.
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_Character.Parameters.MovementDirection =
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right * input.x +
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forward * input.y;
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}
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/************************************************************************************************************************/
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private void UpdateActions()
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{
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// Jump gets priority for better platforming.
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if (ExampleInput.SpaceDown)
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{
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_Jump.TryJump();
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}
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else if (ExampleInput.SpaceUp)
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{
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_Jump.CancelJump();
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}
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if (ExampleInput.LeftMouseDown)
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{
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_InputBuffer.Buffer(_Attack, _AttackInputTimeOut);
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}
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_InputBuffer.Update();
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}
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/************************************************************************************************************************/
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}
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}
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