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src/main/java/appeng/client/render/ColorableTileBlockColor.java

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+/*
+ * This file is part of Applied Energistics 2.
+ * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
+ *
+ * Applied Energistics 2 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Applied Energistics 2 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
+ */
+
+package appeng.client.render;
+
+import javax.annotation.Nullable;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.client.color.block.BlockColorProvider;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.BlockRenderView;
+
+import appeng.api.implementations.tiles.IColorableTile;
+import appeng.api.util.AEColor;
+
+/**
+ * Automatically exposes the color of a colorable tile using tint indices 0-2
+ */
+public class ColorableTileBlockColor implements BlockColorProvider {
+
+    public static final ColorableTileBlockColor INSTANCE = new ColorableTileBlockColor();
+
+    @Override
+    public int getColor(BlockState state, @Nullable BlockRenderView worldIn, @Nullable BlockPos pos, int tintIndex) {
+        AEColor color = AEColor.TRANSPARENT; // Default to a neutral color
+
+        if (worldIn != null && pos != null) {
+            BlockEntity te = worldIn.getBlockEntity(pos);
+            if (te instanceof IColorableTile) {
+                color = ((IColorableTile) te).getColor();
+            }
+        }
+
+        return color.getVariantByTintIndex(tintIndex);
+    }
+}