Bind missing buffer (#159)

Bind buffer to make sure that something is bound

Co-authored-by: sebastienlagarde <[email protected]>

Author: victor-unity

com.unity.render-pipelines.high-definition/CHANGELOG.md

@@ -538,6 +538,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Fixed white flash happening with auto-exposure in some cases (case 1223774)
 - Fixed NaN which can appear with real time reflection and inf value
 - Fixed an issue that was collapsing the volume components in the HDRP default settings
+- Fixed warning about missing bound decal buffer
 
 ### Changed
 - Color buffer pyramid is not allocated anymore if neither refraction nor distortion are enabled

com.unity.render-pipelines.high-definition/Runtime/RenderPipeline/HDRenderPipeline.cs

@@ -3167,6 +3167,10 @@ void RenderDBuffer(HDCamera hdCamera, CommandBuffer cmd, ScriptableRenderContext
             {
                 // We still bind black textures to make sure that something is bound (can be a problem on some platforms)
                 m_DbufferManager.BindBlackTextures(cmd);
+                
+                // Bind buffer to make sure that something is bound .
+                cmd.SetGlobalBuffer(HDShaderIDs._DecalPropertyMaskBufferSRV, m_DbufferManager.propertyMaskBuffer);
+
                 return;
             }