diff --git a/src/codechicken/lib/lighting/LightMatrix.java b/src/codechicken/lib/lighting/LightMatrix.java
index d35e420..5eb6fff 100644
--- a/src/codechicken/lib/lighting/LightMatrix.java
+++ b/src/codechicken/lib/lighting/LightMatrix.java
@@ -89,6 +89,7 @@ public class LightMatrix implements CCRenderState.IVertexOperation
             Block b = access.getBlock(x, y, z);
             bSamples[i] = access.getLightBrightnessForSkyBlocks(x, y, z, b.getLightValue(access, x, y, z));
             aSamples[i] = b.getAmbientOcclusionLightValue();
+            sampled |= 1 << i;
         }
     }
 
diff --git a/src/codechicken/lib/lighting/PlanarLightMatrix.java b/src/codechicken/lib/lighting/PlanarLightMatrix.java
new file mode 100644
index 0000000..f557fe5
--- /dev/null
+++ b/src/codechicken/lib/lighting/PlanarLightMatrix.java
@@ -0,0 +1,55 @@
+package codechicken.lib.lighting;
+
+import codechicken.lib.render.CCRenderState;
+import codechicken.lib.vec.BlockCoord;
+import net.minecraft.block.Block;
+import net.minecraft.world.IBlockAccess;
+
+public class PlanarLightMatrix extends PlanarLightModel
+{
+    public static final int operationIndex = CCRenderState.registerOperation();
+    public static PlanarLightMatrix instance = new PlanarLightMatrix();
+
+    public IBlockAccess access;
+    public BlockCoord pos = new BlockCoord();
+
+    private int sampled = 0;
+    public int[] brightness = new int[6];
+
+    public PlanarLightMatrix() {
+        super(PlanarLightModel.standardLightModel.colours);
+    }
+
+    public PlanarLightMatrix locate(IBlockAccess a, int x, int y, int z) {
+        access = a;
+        pos.set(x, y, z);
+        sampled = 0;
+        return this;
+    }
+
+    public int brightness(int side) {
+        if((sampled & 1 << side) == 0) {
+            Block b = access.getBlock(pos.x, pos.y, pos.z);
+            brightness[side] = access.getLightBrightnessForSkyBlocks(pos.x, pos.y, pos.z, b.getLightValue(access, pos.x, pos.y, pos.z));
+            sampled |= 1 << side;
+        }
+        return brightness[side];
+    }
+
+    @Override
+    public boolean load() {
+        CCRenderState.pipeline.addDependency(CCRenderState.sideAttrib);
+        return true;
+    }
+
+    @Override
+    public void operate() {
+        super.operate();
+        CCRenderState.setBrightness(brightness(CCRenderState.side));
+    }
+
+    @Override
+    public int operationID() {
+        return operationIndex;
+    }
+}
diff --git a/src/codechicken/lib/render/BlockRenderer.java b/src/codechicken/lib/render/BlockRenderer.java
index c222d2a..311b046 100644
--- a/src/codechicken/lib/render/BlockRenderer.java
+++ b/src/codechicken/lib/render/BlockRenderer.java
@@ -1,6 +1,7 @@
 package codechicken.lib.render;
 
 import codechicken.lib.lighting.LC;
+import codechicken.lib.render.CCRenderState.VertexAttribute;
 import codechicken.lib.vec.Cuboid6;
 
 public class BlockRenderer
@@ -105,6 +106,39 @@ public class BlockRenderer
         }
     }
 
+    public static class FullBlock implements CCRenderState.IVertexSource
+    {
+        public Vertex5[] verts = CCModel.quadModel(24).generateBlock(0, Cuboid6.full).verts;
+        public LC[] lightCoords = new LC[24];
+
+        public FullBlock() {
+            for(int i = 0; i < 24; i++)
+                lightCoords[i] = new LC().compute(verts[i].vec, i/4);
+        }
+
+        @Override
+        public Vertex5[] getVertices() {
+            return verts;
+        }
+
+        @Override
+        public <T> T getAttributes(VertexAttribute<T> attr) {
+            return attr == CCRenderState.lightCoordAttrib ? (T) lightCoords : null;
+        }
+
+        @Override
+        public boolean hasAttribute(VertexAttribute<?> attr) {
+            return attr == CCRenderState.sideAttrib || attr == CCRenderState.lightCoordAttrib;
+        }
+
+        @Override
+        public void prepareVertex() {
+            CCRenderState.side = CCRenderState.vertexIndex>>2;
+        }
+    }
+
+    public static FullBlock fullBlock = new FullBlock();
+
     private static BlockFace face = new BlockFace();
 
     /**
diff --git a/src/codechicken/lib/render/CCRenderState.java b/src/codechicken/lib/render/CCRenderState.java
index 835cbb7..b8c8244 100644
--- a/src/codechicken/lib/render/CCRenderState.java
+++ b/src/codechicken/lib/render/CCRenderState.java
@@ -3,6 +3,7 @@ package codechicken.lib.render;
 import codechicken.lib.colour.ColourRGBA;
 import codechicken.lib.lighting.LC;
 import codechicken.lib.lighting.LightMatrix;
+import codechicken.lib.lighting.PlanarLightMatrix;
 import codechicken.lib.util.Copyable;
 import codechicken.lib.vec.Rotation;
 import codechicken.lib.vec.Transformation;
@@ -296,6 +297,10 @@ public class CCRenderState
 
     public static void setModel(IVertexSource source, int start, int end) {
         bindModel(source);
+        setVertexRange(start, end);
+    }
+
+    public static void setVertexRange(int start, int end) {
         firstVertexIndex = start;
         lastVertexIndex = end;
     }
diff --git a/src/codechicken/lib/vec/Rectangle4i.java b/src/codechicken/lib/vec/Rectangle4i.java
index 0e29d35..49058c7 100644
--- a/src/codechicken/lib/vec/Rectangle4i.java
+++ b/src/codechicken/lib/vec/Rectangle4i.java
@@ -34,6 +34,13 @@ public class Rectangle4i
     public int y2() {
         return y+h-1;
     }
+
+    public void set(int x, int y, int w, int h) {
+        this.x = x;
+        this.y = y;
+        this.w = w;
+        this.h = h;
+    }
     
     public Rectangle4i offset(int dx, int dy)
     {