79 lines
3.0 KiB
C#
79 lines
3.0 KiB
C#
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//----------------------------------------------------------------------------------------------------------
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// X-PostProcessing Library
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// https://github.com/QianMo/X-PostProcessing-Library
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// Copyright (C) 2020 QianMo. All rights reserved.
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// Licensed under the MIT License
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// You may not use this file except in compliance with the License.You may obtain a copy of the License at
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// http://opensource.org/licenses/MIT
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//----------------------------------------------------------------------------------------------------------
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using System;
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using UnityEngine;
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using UnityEngine.Rendering;
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using UnityEngine.Rendering.PostProcessing;
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namespace XPostProcessing
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{
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[Serializable]
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[PostProcess(typeof(EdgeDetectionScharrRenderer), PostProcessEvent.AfterStack, "X-PostProcessing/EdgeDetection/EdgeDetectionScharr")]
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public class EdgeDetectionScharr : PostProcessEffectSettings
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{
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[Range(0.05f, 5.0f)]
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public FloatParameter edgeWidth = new FloatParameter { value = 0.3f };
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[ColorUsageAttribute(true, true) /*replaced deprecated "ColorUsageAttribute(true, true, 0f, 20f, 0.125f, 3f)" - Marc*/]
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public ColorParameter edgeColor = new ColorParameter { value = new Color(0.0f, 0.0f, 0.0f, 1) };
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[Range(0.0f, 1.0f)]
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public FloatParameter backgroundFade = new FloatParameter { value = 1f };
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[ColorUsageAttribute(true, true) /*replaced deprecated "ColorUsageAttribute(true, true, 0f, 20f, 0.125f, 3f)" - Marc*/]
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public ColorParameter backgroundColor = new ColorParameter { value = new Color(1.0f, 1.0f, 1.0f, 1) };
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}
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public sealed class EdgeDetectionScharrRenderer : PostProcessEffectRenderer<EdgeDetectionScharr>
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{
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private const string PROFILER_TAG = "X-EdgeDetectionScharr";
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private Shader shader;
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public override void Init()
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{
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shader = Shader.Find("Hidden/X-PostProcessing/EdgeDetectionScharr");
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}
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public override void Release()
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{
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base.Release();
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}
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static class ShaderIDs
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{
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internal static readonly int Params = Shader.PropertyToID("_Params");
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internal static readonly int EdgeColor = Shader.PropertyToID("_EdgeColor");
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internal static readonly int BackgroundColor = Shader.PropertyToID("_BackgroundColor");
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}
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public override void Render(PostProcessRenderContext context)
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{
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CommandBuffer cmd = context.command;
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PropertySheet sheet = context.propertySheets.Get(shader);
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cmd.BeginSample(PROFILER_TAG);
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sheet.properties.SetVector(ShaderIDs.Params, new Vector2(settings.edgeWidth, settings.backgroundFade));
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sheet.properties.SetColor(ShaderIDs.EdgeColor, settings.edgeColor);
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sheet.properties.SetColor(ShaderIDs.BackgroundColor, settings.backgroundColor);
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cmd.BlitFullscreenTriangle(context.source, context.destination, sheet, 0);
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cmd.EndSample(PROFILER_TAG);
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}
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}
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}
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