Reimplemented cable and parts rendering.

src/main/java/appeng/parts/p2p/P2PModels.java

@@ -0,0 +1,60 @@
+package appeng.parts.p2p;
+
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.google.common.collect.ImmutableList;
+
+import net.minecraft.util.ResourceLocation;
+
+import appeng.core.AppEng;
+
+
+/**
+ * Helper for maintaining the models used for a variant of the P2P bus.
+ */
+class P2PModels
+{
+
+	public static final ResourceLocation MODEL_STATUS_OFF = new ResourceLocation( AppEng.MOD_ID, "part/p2p/p2p_tunnel_status_off" );
+	public static final ResourceLocation MODEL_STATUS_ON = new ResourceLocation( AppEng.MOD_ID, "part/p2p/p2p_tunnel_status_on" );
+	public static final ResourceLocation MODEL_STATUS_HAS_CHANNEL = new ResourceLocation( AppEng.MOD_ID, "part/p2p/p2p_tunnel_status_has_channel" );
+
+	private final List<ResourceLocation> modelsOff;
+	private final List<ResourceLocation> modelsOn;
+	private final List<ResourceLocation> modelsHasChannel;
+
+	public P2PModels( String frontModelPath )
+	{
+		ResourceLocation frontModel = new ResourceLocation( AppEng.MOD_ID, frontModelPath );
+		modelsOff = ImmutableList.of( MODEL_STATUS_OFF, frontModel );
+		modelsOn = ImmutableList.of( MODEL_STATUS_ON, frontModel );
+		modelsHasChannel = ImmutableList.of( MODEL_STATUS_HAS_CHANNEL, frontModel );
+	}
+
+	public List<ResourceLocation> getModel( boolean hasPower, boolean hasChannel )
+	{
+		if( hasPower && hasChannel )
+		{
+			return modelsHasChannel;
+		}
+		else if( hasPower )
+		{
+			return modelsOn;
+		}
+		else
+		{
+			return modelsOff;
+		}
+	}
+
+	public List<ResourceLocation> getModels() {
+		List<ResourceLocation> result = new ArrayList<>();
+		result.addAll( modelsOff );
+		result.addAll( modelsOn );
+		result.addAll( modelsHasChannel );
+		return result;
+	}
+
+}