44 lines
1.3 KiB
C#
44 lines
1.3 KiB
C#
using System;
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using Cysharp.Threading.Tasks;
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using UnityEngine;
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namespace DanieleMarotta.RiversongCodeShowcase
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{
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[GameSystemGroup(typeof(LateGameSystemGroup))]
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public class GlobalShaderParametersSystem : GameSystem, IInitializable, IDisposable, IUpdatable
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{
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[InjectService]
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private World _world;
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[InjectService]
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private ISignalBus _signalBus;
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public GlobalShaderParametersSystem(IServiceLocator serviceLocator) : base(serviceLocator)
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{
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}
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public UniTask InitializeAsync()
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{
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_signalBus.Subscribe<WorldReadySignal>(OnWorldReady);
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return UniTask.CompletedTask;
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}
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public void Dispose()
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{
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_signalBus.Unsubscribe<WorldReadySignal>(OnWorldReady);
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}
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public void Update()
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{
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var t = Time.unscaledTime;
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Shader.SetGlobalVector(ShaderProperties.UnscaledTime, new Vector4(t / 20, t, t * 2, t * 3));
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}
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private void OnWorldReady(WorldReadySignal signal)
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{
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Shader.SetGlobalVector(ShaderProperties.WorldSize, new Vector4(_world.Size.x, _world.Size.y, 0, 0));
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Shader.SetGlobalVector(ShaderProperties.InverseWorldSize, new Vector2(1 / (float)_world.Size.x, 1 / (float)_world.Size.y));
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}
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}
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}
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