/** * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team * http://www.mod-buildcraft.com * <p/> * BuildCraft is distributed under the terms of the Minecraft Mod Public * License 1.0, or MMPL. Please check the contents of the license located in * http://www.mod-buildcraft.com/MMPL-1.0.txt */ package buildcraft.transport.utils; import io.netty.buffer.ByteBuf; import net.minecraftforge.common.util.ForgeDirection; public class TextureMatrix { private final int[] iconIndexes = new int[7]; private boolean dirty = false; public int getTextureIndex(ForgeDirection direction) { return iconIndexes[direction.ordinal()]; } public void setIconIndex(ForgeDirection direction, int value) { if (iconIndexes[direction.ordinal()] != value) { iconIndexes[direction.ordinal()] = value; dirty = true; } } public boolean isDirty() { return dirty; } public void clean() { dirty = false; } public void writeData(ByteBuf data) { for (int iconIndex : iconIndexes) { data.writeByte(iconIndex); } } public void readData(ByteBuf data) { for (int i = 0; i < iconIndexes.length; i++) { int icon = data.readUnsignedByte(); if (iconIndexes[i] != icon) { iconIndexes[i] = icon; dirty = true; } } } }