Hydrogent: properly disable OIT tasks when translucent material is disabled

TheMostDiligent · TheMostDiligent · commit 83bee54cc045 · 2025-03-05T23:27:21.000-08:00
diff --git a/Hydrogent/src/Tasks/HnTaskManager.cpp b/Hydrogent/src/Tasks/HnTaskManager.cpp
@@ -584,6 +584,14 @@ void HnTaskManager::EnableMaterial(const pxr::TfToken& MaterialTag, bool Enable)
     {
         EnableTask(TaskUID_RenderRprimsTranslucent, Enable);
         EnableTask(TaskUID_RenderRprimsTranslucentSelected, Enable);
+
+        const USD_Renderer& Renderer = *static_cast<const HnRenderDelegate*>(GetRenderIndex().GetRenderDelegate())->GetUSDRenderer();
+        if (Renderer.GetSettings().OITLayerCount > 0)
+        {
+            EnableTask(TaskUID_BeginOITPass, Enable);
+            EnableTask(TaskUID_RenderRprimsOITLayers, Enable);
+            EnableTask(TaskUID_EndOITPass, Enable);
+        }
     }
     else
     {

Original file line number	Diff line number	Diff line change
`@@ -584,6 +584,14 @@ void HnTaskManager::EnableMaterial(const pxr::TfToken& MaterialTag, bool Enable)`
`584`	`584`	`{`
`585`	`585`	`EnableTask(TaskUID_RenderRprimsTranslucent, Enable);`
`586`	`586`	`EnableTask(TaskUID_RenderRprimsTranslucentSelected, Enable);`
	`587`	`+`
	`588`	`+ const USD_Renderer& Renderer = static_cast<const HnRenderDelegate>(GetRenderIndex().GetRenderDelegate())->GetUSDRenderer();`
	`589`	`+ if (Renderer.GetSettings().OITLayerCount > 0)`
	`590`	`+ {`
	`591`	`+ EnableTask(TaskUID_BeginOITPass, Enable);`
	`592`	`+ EnableTask(TaskUID_RenderRprimsOITLayers, Enable);`
	`593`	`+ EnableTask(TaskUID_EndOITPass, Enable);`
	`594`	`+ }`
`587`	`595`	`}`
`588`	`596`	`else`
`589`	`597`	`{`