Fix depth of field being fully blurry in some projects

Chman · Chman · commit 997e0c143ebf · 2019-05-13T10:48:19.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Fixed
 - Viewport handling wasn't working correctly when FXAA or SMAA were used with builtin pipelines.
+- Depth of Field could end up fully blurry depending on the project setup.
 
 ### Changed
 - Warning for mobiles about using post-processing with non-fullscreen cameras.
diff --git a/PostProcessing/Runtime/Effects/DepthOfField.cs b/PostProcessing/Runtime/Effects/DepthOfField.cs
@@ -164,7 +164,9 @@ RenderTexture CheckHistory(int eye, int id, PostProcessRenderContext context, Re
 
         public override void Render(PostProcessRenderContext context)
         {
-            var colorFormat = context.sourceFormat;
+            // The coc is stored in alpha so we need a 4 channels target. Note that using ARGB32
+            // will result in a very weak near-blur.
+            var colorFormat = context.camera.allowHDR ? RenderTextureFormat.ARGBHalf : RenderTextureFormat.ARGB32;
             var cocFormat = SelectFormat(RenderTextureFormat.R8, RenderTextureFormat.RHalf);
 
             // Avoid using R8 on OSX with Metal. #896121, https://goo.gl/MgKqu6

Original file line number	Diff line number	Diff line change
`@@ -164,7 +164,9 @@ RenderTexture CheckHistory(int eye, int id, PostProcessRenderContext context, Re`
`164`	`164`
`165`	`165`	`public override void Render(PostProcessRenderContext context)`
`166`	`166`	`{`
`167`		`- var colorFormat = context.sourceFormat;`
	`167`	`+ // The coc is stored in alpha so we need a 4 channels target. Note that using ARGB32`
	`168`	`+ // will result in a very weak near-blur.`
	`169`	`+ var colorFormat = context.camera.allowHDR ? RenderTextureFormat.ARGBHalf : RenderTextureFormat.ARGB32;`
`168`	`170`	`var cocFormat = SelectFormat(RenderTextureFormat.R8, RenderTextureFormat.RHalf);`
`169`	`171`
`170`	`172`	`// Avoid using R8 on OSX with Metal. #896121, https://goo.gl/MgKqu6`