Files
Fishing2/Packages/com.waveharmonic.crest/Runtime/Scripts/Surface/SurfaceRenderer.LevelDepthTexture.cs
2026-03-05 00:14:42 +08:00

85 lines
2.8 KiB
C#

// Crest Water System
// Copyright © 2024 Wave Harmonic. All rights reserved.
// FIXME: Broken for BIRP on MacOS. Either platform specific problem or bug in Unity.
using UnityEngine;
using UnityEngine.Rendering;
namespace WaveHarmonic.Crest
{
partial class SurfaceRenderer
{
RenderTexture _WaterLevelDepthTexture;
internal RenderTexture WaterLevelDepthTexture => _WaterLevelDepthTexture;
RenderTargetIdentifier _WaterLevelDepthTarget;
Material _WaterLevelDepthMaterial;
const string k_WaterLevelDepthTextureName = "Crest Water Level Depth Texture";
void ExecuteWaterLevelDepthTexture(Camera camera, CommandBuffer buffer)
{
Helpers.CreateRenderTargetTextureReference(ref _WaterLevelDepthTexture, ref _WaterLevelDepthTarget);
_WaterLevelDepthTexture.name = k_WaterLevelDepthTextureName;
if (_WaterLevelDepthMaterial == null)
{
_WaterLevelDepthMaterial = new(Shader.Find("Hidden/Crest/Editor/Water Level (Depth)"));
}
var descriptor = new RenderTextureDescriptor(camera.pixelWidth, camera.pixelHeight)
{
graphicsFormat = UnityEngine.Experimental.Rendering.GraphicsFormat.None,
depthBufferBits = 32,
};
// Depth buffer.
buffer.GetTemporaryRT(Helpers.ShaderIDs.s_MainTexture, descriptor);
CoreUtils.SetRenderTarget(buffer, Helpers.ShaderIDs.s_MainTexture, ClearFlag.Depth);
Render(camera, buffer, _WaterLevelDepthMaterial);
// Depth texture.
// Always release to handle screen size changes.
_WaterLevelDepthTexture.Release();
descriptor.graphicsFormat = UnityEngine.Experimental.Rendering.GraphicsFormat.R32_SFloat;
descriptor.depthBufferBits = 0;
Helpers.SafeCreateRenderTexture(ref _WaterLevelDepthTexture, descriptor);
_WaterLevelDepthTexture.Create();
// Convert.
Helpers.Blit(buffer, _WaterLevelDepthTarget, Rendering.BIRP.UtilityMaterial, (int)Rendering.BIRP.UtilityPass.Copy);
buffer.ReleaseTemporaryRT(Helpers.ShaderIDs.s_MainTexture);
}
void EnableWaterLevelDepthTexture()
{
if (Application.isPlaying) return;
#if d_UnityURP
if (RenderPipelineHelper.IsUniversal)
{
WaterLevelDepthTextureURP.Enable(_Water, this);
}
#endif
#if d_UnityHDRP
if (RenderPipelineHelper.IsHighDefinition)
{
WaterLevelDepthTextureHDRP.Enable(_Water, this);
}
#endif
}
void DisableWaterLevelDepthTexture()
{
if (Application.isPlaying) return;
#if d_UnityHDRP
WaterLevelDepthTextureHDRP.Disable();
#endif
}
}
}