fix: icon shader replacement compatibility w/ KSPCF v1.37+

KSPCF rewrote the Part parser, including the icon shader setter. Inject our replacements there too.
Fix KSPModdingLibs/KSPCommunityFixes#318 .

Author: al2me6

Source/IconMaterialPatch.cs

@@ -34,15 +34,8 @@ class SetPartIconMaterialsPatch
 		static MethodInfo mInfo_FindOverrideIconShader =
 			AccessTools.Method(typeof(SetPartIconMaterialsPatch), nameof(FindOverrideIconShader));
 
-		static Shader FindOverrideIconShader(Material material)
-		{
-			if (Shabby.iconShaders.TryGetValue(material.shader.name, out var shader)) {
-				Log.Debug($"custom icon shader {material.shader.name} -> {shader.name}");
-				return shader;
-			}
-
-			return Shabby.FindShader("KSP/ScreenSpaceMask");
-		}
+		static Shader FindOverrideIconShader(Material material) =>
+			Shabby.TryFindIconShader(material.shader.name) ?? Shabby.FindShader("KSP/ScreenSpaceMask");
 
 		/// <summary>
 		/// The stock method iterates through every material in the icon prefab and replaces some
@@ -89,4 +82,19 @@ static IEnumerable<CodeInstruction> Transpiler(IEnumerable<CodeInstruction> inst
 			return code;
 		}
 	}
-}
+
+	[HarmonyPatch(TargetType, "GetIconShader")]
+	class KSPCFGetIconShaderPatch
+	{
+		const string TargetType = "KSPCommunityFixes.Performance.PartParsingPerf";
+
+		static bool Prepare() => AccessTools.TypeByName(TargetType) != null;
+
+		static void Postfix(string materialShaderName, ref Shader __result)
+		{
+			if (__result.name != "KSP/ScreenSpaceMask") return;
+			if (Shabby.TryFindIconShader(materialShaderName) is not Shader iconShader) return;
+			__result = iconShader;
+		}
+	}
+}

Source/Shabby.cs

@@ -95,6 +95,13 @@ public static Shader FindShader(string shaderName)
 			return shader;
 		}
 
+		public static Shader TryFindIconShader(string shaderName)
+		{
+			if (!iconShaders.TryGetValue(shaderName, out var iconShader)) return null;
+			Log.Debug($"custom icon shader {shaderName} -> {iconShader.name}");
+			return iconShader;
+		}
+
 		public static void MMPostLoadCallback()
 		{
 			var configNodes = GameDatabase.Instance.GetConfigNodes("SHABBY");