First pass of implementing rendering for crafting cubes (#7)

src/main/java/appeng/client/render/crafting/LightBakedModel.java

@@ -0,0 +1,42 @@
+package appeng.client.render.crafting;
+
+
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.client.renderer.texture.TextureAtlasSprite;
+import net.minecraft.client.renderer.vertex.VertexFormat;
+import net.minecraft.util.EnumFacing;
+
+import appeng.block.crafting.BlockCraftingUnit;
+import appeng.client.render.cablebus.CubeBuilder;
+
+
+/**
+ * Crafting cube baked model that adds a full-bright light texture on top of a normal base texture onto the inner cube.
+ * The light texture is only drawn fullbright if the multiblock is currently powered.
+ */
+class LightBakedModel extends CraftingCubeBakedModel
+{
+
+	private final TextureAtlasSprite baseTexture;
+
+	private final TextureAtlasSprite lightTexture;
+
+	LightBakedModel( VertexFormat format, TextureAtlasSprite ringCorner, TextureAtlasSprite ringHor, TextureAtlasSprite ringVer, TextureAtlasSprite baseTexture, TextureAtlasSprite lightTexture )
+	{
+		super( format, ringCorner, ringHor, ringVer );
+		this.baseTexture = baseTexture;
+		this.lightTexture = lightTexture;
+	}
+
+	@Override
+	protected void addInnerCube( EnumFacing facing, IBlockState state, CubeBuilder builder, float x1, float y1, float z1, float x2, float y2, float z2 )
+	{
+		builder.setTexture( baseTexture );
+		builder.addCube( x1, y1, z1, x2, y2, z2 );
+
+		boolean powered = state.getValue( BlockCraftingUnit.POWERED );
+		builder.setRenderFullBright( powered );
+		builder.setTexture( lightTexture );
+		builder.addCube( x1, y1, z1, x2, y2, z2 );
+	}
+}