fixex double sided material export for BiRP

robertdorn83 · robertdorn83 · commit a03d5f2c241b · 2025-11-07T14:39:23.000+01:00
diff --git a/Runtime/Scripts/SceneExporter/ExporterMaterials.cs b/Runtime/Scripts/SceneExporter/ExporterMaterials.cs
@@ -141,9 +141,8 @@ public MaterialId ExportMaterial(Material materialObj)
 					break;
 			}
 
-			material.DoubleSided = (materialObj.HasProperty("_Cull") && materialObj.GetInt("_Cull") == (int)CullMode.Off) ||
-			                       (materialObj.HasProperty("_CullMode") && materialObj.GetInt("_CullMode") == (int)CullMode.Off) ||
-			                       (materialObj.shader.name.EndsWith("-Double")); // workaround for exporting shaders that are set to double-sided on 2020.3
+			var baseMap = new PBRGraphMap(materialObj);
+			material.DoubleSided =  baseMap.DoubleSided || (materialObj.shader.name.EndsWith("-Double")); // workaround for exporting shaders that are set to double-sided on 2020.3
 
 			if (materialObj.IsKeywordEnabled("_EMISSION") || materialObj.IsKeywordEnabled("EMISSION") || materialObj.HasProperty("emissiveTexture") || materialObj.HasProperty("_EmissiveTexture") || materialObj.HasProperty("_EmissiveColorMap"))
 			{

Original file line number	Diff line number	Diff line change
`@@ -141,9 +141,8 @@ public MaterialId ExportMaterial(Material materialObj)`
`141`	`141`	`break;`
`142`	`142`	`}`
`143`	`143`
`144`		`- material.DoubleSided = (materialObj.HasProperty("_Cull") && materialObj.GetInt("_Cull") == (int)CullMode.Off) \|\|`
`145`		`- (materialObj.HasProperty("_CullMode") && materialObj.GetInt("_CullMode") == (int)CullMode.Off) \|\|`
`146`		`- (materialObj.shader.name.EndsWith("-Double")); // workaround for exporting shaders that are set to double-sided on 2020.3`
	`144`	`+ var baseMap = new PBRGraphMap(materialObj);`
	`145`	`+ material.DoubleSided = baseMap.DoubleSided \|\| (materialObj.shader.name.EndsWith("-Double")); // workaround for exporting shaders that are set to double-sided on 2020.3`
`147`	`146`
`148`	`147`	`if (materialObj.IsKeywordEnabled("_EMISSION") \|\| materialObj.IsKeywordEnabled("EMISSION") \|\| materialObj.HasProperty("emissiveTexture") \|\| materialObj.HasProperty("_EmissiveTexture") \|\| materialObj.HasProperty("_EmissiveColorMap"))`
`149`	`148`	`{`