Added a bit of framework for the incense system.

src/main/java/WayofTime/bloodmagic/api/incense/EnumTranquilityType.java

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+package WayofTime.bloodmagic.api.incense;
+
+public enum EnumTranquilityType
+{
+    PLANT(),
+    WATER(),
+    FIRE();
+}

src/main/java/WayofTime/bloodmagic/api/incense/IIncensePath.java

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+package WayofTime.bloodmagic.api.incense;
+
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+
+public interface IIncensePath
+{
+    /**
+     * Goes from 0 to however far this path block can be from the altar while
+     * still functioning. 0 represents a block that can work when it is two
+     * blocks horizontally away from the altar.
+     */
+    int getLevelOfPath(World world, BlockPos pos, IBlockState state);
+}

src/main/java/WayofTime/bloodmagic/api/incense/IncenseTranquilityRegistry.java

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+package WayofTime.bloodmagic.api.incense;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+
+public class IncenseTranquilityRegistry
+{
+    public static List<TranquilityHandler> handlerList = new ArrayList<TranquilityHandler>();
+
+    public static void registerTranquilityHandler(TranquilityHandler handler)
+    {
+        handlerList.add(handler);
+    }
+
+    public static TranquilityStack getTranquilityOfBlock(World world, BlockPos pos, Block block, IBlockState state)
+    {
+        for (TranquilityHandler handler : handlerList)
+        {
+            TranquilityStack tranq = handler.getTranquilityOfBlock(world, pos, block, state);
+            if (tranq != null)
+            {
+                return tranq;
+            }
+        }
+
+        return null;
+    }
+}

src/main/java/WayofTime/bloodmagic/api/incense/TranquilityHandler.java

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+package WayofTime.bloodmagic.api.incense;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+
+public abstract class TranquilityHandler
+{
+    public abstract TranquilityStack getTranquilityOfBlock(World world, BlockPos pos, Block block, IBlockState state);
+}

src/main/java/WayofTime/bloodmagic/api/incense/TranquilityStack.java

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+package WayofTime.bloodmagic.api.incense;
+
+public class TranquilityStack
+{
+    public final EnumTranquilityType type;
+    public double value;
+
+    public TranquilityStack(EnumTranquilityType type, double value)
+    {
+        this.type = type;
+        this.value = value;
+    }
+}