Fix some iris issues on Neoforge

neoforge/build.gradle

@@ -65,6 +65,10 @@ dependencies {
     
     // Neoforge
     neoForge "net.neoforged:neoforge:${rootProject.neoforge_version}"
+
+    // Iris
+    addMod("maven.modrinth:iris:${rootProject.neo_iris_version}", rootProject.neo_enable_iris)
+
 }
 
 

neoforge/src/main/java/com/seibel/distanthorizons/neoforge/NeoforgeMain.java

@@ -31,10 +31,12 @@ import com.seibel.distanthorizons.core.wrapperInterfaces.minecraft.IMinecraftRen
 import com.seibel.distanthorizons.core.wrapperInterfaces.misc.IPluginPacketSender;
 import com.seibel.distanthorizons.core.wrapperInterfaces.misc.IServerPlayerWrapper;
 import com.seibel.distanthorizons.core.wrapperInterfaces.modAccessor.IC2meAccessor;
+import com.seibel.distanthorizons.core.wrapperInterfaces.modAccessor.IIrisAccessor;
 import com.seibel.distanthorizons.core.wrapperInterfaces.modAccessor.IModChecker;
 import com.seibel.distanthorizons.core.wrapperInterfaces.modAccessor.IOptifineAccessor;
 import com.seibel.distanthorizons.coreapi.ModInfo;
 import com.seibel.distanthorizons.neoforge.wrappers.modAccessor.C2meAccessor;
+import com.seibel.distanthorizons.neoforge.wrappers.modAccessor.IrisAccessor;
 import com.seibel.distanthorizons.neoforge.wrappers.NeoforgeMinecraftRenderWrapper;
 import com.seibel.distanthorizons.neoforge.wrappers.modAccessor.ModChecker;
 import com.seibel.distanthorizons.neoforge.wrappers.modAccessor.OptifineAccessor;
@@ -148,6 +150,11 @@ public class NeoforgeMain extends AbstractModInitializer
 		this.tryCreateModCompatAccessor("optifine", IOptifineAccessor.class, OptifineAccessor::new);
 		this.tryCreateModCompatAccessor("c2me", IC2meAccessor.class, C2meAccessor::new);
 		
+		#if MC_VER >= MC_1_20_6
+		// 1.20.6 is the lowest version Iris supports Neoforge
+		this.tryCreateModCompatAccessor("iris", IIrisAccessor.class, IrisAccessor::new);
+		#endif
+		
 		#if MC_VER < MC_1_20_6
 		ModLoadingContext.get().registerExtensionPoint(ConfigScreenHandler.ConfigScreenFactory.class,
 				() -> new ConfigScreenHandler.ConfigScreenFactory((client, parent) -> GetConfigScreen.getScreen(parent)));

neoforge/src/main/java/com/seibel/distanthorizons/neoforge/wrappers/modAccessor/IrisAccessor.java

@@ -0,0 +1,67 @@
+/*
+ *    This file is part of the Distant Horizons mod
+ *    licensed under the GNU LGPL v3 License.
+ *
+ *    Copyright (C) 2020 James Seibel
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Lesser General Public License as published by
+ *    the Free Software Foundation, version 3.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.seibel.distanthorizons.neoforge.wrappers.modAccessor;
+
+// 1.20.6 is the lowest version Iris supports Neoforge
+#if MC_VER >= MC_1_20_6
+
+import com.seibel.distanthorizons.core.wrapperInterfaces.modAccessor.IIrisAccessor;
+
+#if MC_VER != MC_1_21_9
+import net.irisshaders.iris.Iris;
+import net.irisshaders.iris.api.v0.IrisApi;
+#endif
+
+public class IrisAccessor implements IIrisAccessor
+{
+	@Override
+	public String getModName() 
+	{
+		#if MC_VER == MC_1_21_9
+		return "iris"; // Iris doesn't support this MC version
+		#else
+		return Iris.MODID;
+		#endif
+	}
+	
+	@Override
+	public boolean isShaderPackInUse() 
+	{
+		#if MC_VER == MC_1_21_9
+		return true; // Iris doesn't support this MC version
+		#else
+		return IrisApi.getInstance().isShaderPackInUse();
+		#endif
+	}
+	
+	@Override
+	public boolean isRenderingShadowPass() 
+	{
+		#if MC_VER == MC_1_21_9
+		return false; // Iris doesn't support this MC version
+		#else
+		return IrisApi.getInstance().isRenderingShadowPass();
+		#endif
+	}
+	
+}
+
+#endif
+