From 71cb9dfe5251ed335adb49b700254a6e4bd45b2a Mon Sep 17 00:00:00 2001
From: Michael Lawrence <michafla@gene.com>
Date: Mon, 8 Sep 2014 05:42:53 -0700
Subject: [PATCH] check for IFluidBlock (in addition to Material.liquid) when
 determining render height so that non-liquids (gases) render correctly

---
 src/main/java/net/minecraftforge/fluids/RenderBlockFluid.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/minecraftforge/fluids/RenderBlockFluid.java b/src/main/java/net/minecraftforge/fluids/RenderBlockFluid.java
index 93590ba779..3fb858c04d 100644
--- a/src/main/java/net/minecraftforge/fluids/RenderBlockFluid.java
+++ b/src/main/java/net/minecraftforge/fluids/RenderBlockFluid.java
@@ -57,7 +57,8 @@ public class RenderBlockFluid implements ISimpleBlockRenderingHandler
     {
         if (world.getBlock(x, y, z) == block)
         {
-            if (world.getBlock(x, y - block.densityDir, z).getMaterial().isLiquid())
+            Block verticalOrigin = world.getBlock(x, y - block.densityDir, z);
+            if (verticalOrigin.getMaterial().isLiquid() || verticalOrigin instanceof IFluidBlock)
             {
                 return 1;
             }