src/com/plusminus/craft/MineCraftConstants.java - minecraft/minecraftxray - Rivoreo Source Code Repositories

 package com.plusminus.craft;

 import java.awt.Color;
 import java.awt.Font;
 import java.util.HashMap;

 /***
  * Precalcs and the like
  * @author Vincent
  */
 public class MineCraftConstants {
 	 // translation table for colors for the minimap
     public static Color[] blockColors;

     // translation table from block data to sprite sheet index
     public static int[] blockDataToSpriteSheet;

     // translation table (precalc) from sprite sheet index to texture coordinates
 	public static float[] precalcSpriteSheetToTextureX;
 	public static float[] precalcSpriteSheetToTextureY;

 	public static final float TEX16 = 1.0f/16.0f;
 	public static final float TEX32 = 1.0f/32.0f;
 	public static final float TEX64 = 1.0f/64.0f;
 	public static final float TEX128 = 1.0f/128.0f;

 	public static final int BLOCKSPERROW = 128;
 	public static final int BLOCKSPERCOLUMN = BLOCKSPERROW * 16;

     // sensitivity and speed mouse configuration
 	public static final float MOUSE_SENSITIVITY 	= 0.05f; // mouse delta is multiplied by this
     public static float MOVEMENT_SPEED 		= 10.0f; // world units per second

     // the font to draw information to the screen
     public static final Font ARIALFONT = new Font("Arial", Font.BOLD, 14);

     // some convenience statics regarding time calculation
 	public static final long NANOSPERSECOND 	= 1000000000;
 	public static final long MILLISPERSECOND 	= 1000;
 	public static final long NANOSPERMILLIS 	= NANOSPERSECOND / MILLISPERSECOND;

 	public static final int TYPE_WATER = 8;
 	public static final int TYPE_WATER_STATIONARY = 9;
 	public static final int TYPE_LAVA = 10;
 	public static final int TYPE_LAVA_STATIONARY = 11;

 	// Types of blocks
 	public static enum BLOCK_TYPE {
 		NORMAL,
 		TORCH,
 		DECORATION_SMALL,
 		DECORATION_FULL,
 		CROPS,
 		LADDER,
 		FLOOR
 	}

 	// This HashMap determines how we draw various block types
 	public static HashMap<Byte, BLOCK_TYPE> BLOCK_TYPE_MAP = new HashMap<Byte, BLOCK_TYPE>();

 	public static final int BLOCK_STONE = 1;
 	public static final int BLOCK_GRASS = 2;
 	public static final int BLOCK_DIRT = 3;
 	public static final int BLOCK_COBBLESTONE = 4;
 	public static final int BLOCK_WOOD = 5;
 	public static final int BLOCK_SAPLING = 6;
 	public static final int BLOCK_BEDROCK = 7;
 	public static final int BLOCK_WATER = 8;
 	public static final int BLOCK_STATIONARY_WATER = 9;
 	public static final int BLOCK_LAVA = 10;
 	public static final int BLOCK_STATIONARY_LAVA = 11;
 	public static final int BLOCK_SAND = 12;
 	public static final int BLOCK_GRAVEL = 13;
 	public static final int BLOCK_GOLD_ORE = 14;
 	public static final int BLOCK_IRON_ORE = 15;
 	public static final int BLOCK_COAL_ORE = 16;
 	public static final int BLOCK_LOG = 17;
 	public static final int BLOCK_LEAVES = 18;
 	public static final int BLOCK_SPONGE = 19;
 	public static final int BLOCK_GLASS = 20;
 	public static final int BLOCK_GRAY_CLOTH = 35;
 	public static final int BLOCK_YELLOW_FLOWER = 37;
 	public static final int BLOCK_RED_ROSE = 38;
 	public static final int BLOCK_BROWN_MUSHROOM = 39;
 	public static final int BLOCK_RED_MUSHROOM = 40;
 	public static final int BLOCK_GOLD_BLOCK = 41;
 	public static final int BLOCK_IRON_BLOCK = 42;
 	public static final int BLOCK_DOUBLE_STEP = 43;
 	public static final int BLOCK_STEP = 44;
 	public static final int BLOCK_BRICK = 45;
 	public static final int BLOCK_TNT = 46;
 	public static final int BLOCK_BOOKSHELF = 47;
 	public static final int BLOCK_MOSSY_COBBLESTONE = 48;
 	public static final int BLOCK_OBSIDIAN = 49;
 	public static final int BLOCK_TORCH = 50;
 	public static final int BLOCK_FIRE = 51;
 	public static final int BLOCK_MOB_SPAWNER = 52;
 	public static final int BLOCK_WOODEN_STAIRS = 53;
 	public static final int BLOCK_CHEST = 54;
 	public static final int BLOCK_REDSTONE_WIRE = 55;
 	public static final int BLOCK_DIAMOND_ORE = 56;
 	public static final int BLOCK_DIAMOND_BLOCK = 57;
 	public static final int BLOCK_WORKBENCH = 58;
 	public static final int BLOCK_CROPS = 59;
 	public static final int BLOCK_SOIL = 60;
 	public static final int BLOCK_FURNACE = 61;
 	public static final int BLOCK_BURNING_FURNACE = 62;
 	public static final int BLOCK_SIGNPOST = 63;
 	public static final int BLOCK_WOODEN_DOOR = 64;
 	public static final int BLOCK_LADDER = 65;
 	public static final int BLOCK_MINECART_TRACKS = 66;
 	public static final int BLOCK_COBBLESTONE_STAIRS = 67;
 	public static final int BLOCK_WALL_SIGN = 68;
 	public static final int BLOCK_LEVER = 69;
 	public static final int BLOCK_STONE_PRESSURE_PLATE = 70;
 	public static final int BLOCK_IRON_DOOR = 71;
 	public static final int BLOCK_WOODEN_PRESSURE_PLATE = 72;
 	public static final int BLOCK_REDSTONE_ORE = 73;
 	public static final int BLOCK_GLOWING_REDSTONE_ORE = 74;
 	public static final int BLOCK_REDSTONE_TORCH_OFF = 75;
 	public static final int BLOCK_REDSTONE_TORCH_ON = 76;
 	public static final int BLOCK_STONE_BUTTON = 77;
 	public static final int BLOCK_SNOW = 78;
 	public static final int BLOCK_ICE = 79;
 	public static final int BLOCK_SNOW_BLOCK = 80;
 	public static final int BLOCK_CACTUS = 81;
 	public static final int BLOCK_CLAY = 82;
 	public static final int BLOCK_REED = 83;
 	public static final int BLOCK_JUKEBOX = 84;
 	public static final int BLOCK_FENCE = 85;
 	public static final int BLOCK_PUMPKIN = 86;
 	public static final int BLOCK_NETHERSTONE = 87;
 	public static final int BLOCK_SLOW_SAND = 88;
 	public static final int BLOCK_LIGHTSTONE = 89;
 	public static final int BLOCK_PORTAL = 90;
 	public static final int BLOCK_JACK_O_LANTERN = 91;

 	// HIGHLIGHT_ORES defines the kinds of blocks that we'll highlight.
 	// TODO: Really, redstone should highlight whether it's glowing or not - that's the one situation
 	// where it's a bit nicer to highlight based on texture rather than block type (which is what X-Ray
 	// used to do before the Maintenance Branch changed things around).  Because you'll only get glowing
 	// restone ore when you're actually LOOKING at it in-game, though, I feel okay leaving it the way
 	// it is.
 	public static final int[] HIGHLIGHT_ORES = new int[] {BLOCK_CLAY, BLOCK_PUMPKIN, BLOCK_OBSIDIAN, BLOCK_COAL_ORE, BLOCK_IRON_ORE, BLOCK_GOLD_ORE, BLOCK_DIAMOND_ORE, BLOCK_REDSTONE_ORE, BLOCK_MOB_SPAWNER};
 	public static final String[] ORES_DESCRIPTION = new String[] {"Clay", "Pumpkin", "Obsidian", "Coal", "Iron", "Gold", "Diamond", "Redstone", "Spawner"};

 	public static final Block[] SURROUNDINGBLOCKS = new Block[] {
     	new Block(+1,0,0),
     	new Block(-1,0,0),
     	new Block(0,+1,0),
     	new Block(0,-1,0),
     	new Block(0,0,+1),
     	new Block(0,0,-1),
 	};

 	static {
 		initBlockColorsTable();
 		initBlockDatatoSpriteSheetIndexTable();
 		initSpriteSheetToTextureTable();
 		initBlockTypes();
 	}

 	/***
 	 * Initializes our BLOCK_TYPE_MAP HashMap, which determines how we render various blocks
 	 */
 	public static void initBlockTypes() {
 		// First seed the array with "normal" so we don't have to catch NullPointerExceptions
 		int i;
 		for (i=Byte.MIN_VALUE; i<=Byte.MAX_VALUE; i++)
 		{
 			BLOCK_TYPE_MAP.put((byte)i, BLOCK_TYPE.NORMAL);
 		}

 		// Now our actual type values
 		BLOCK_TYPE_MAP.put((byte)BLOCK_TORCH, BLOCK_TYPE.TORCH);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_TORCH_ON, BLOCK_TYPE.TORCH);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_TORCH_OFF, BLOCK_TYPE.TORCH);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_RED_MUSHROOM, BLOCK_TYPE.DECORATION_SMALL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_BROWN_MUSHROOM, BLOCK_TYPE.DECORATION_SMALL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_RED_ROSE, BLOCK_TYPE.DECORATION_SMALL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_YELLOW_FLOWER, BLOCK_TYPE.DECORATION_SMALL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_SAPLING, BLOCK_TYPE.DECORATION_SMALL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_REED, BLOCK_TYPE.DECORATION_FULL);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_CROPS, BLOCK_TYPE.CROPS);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_LADDER, BLOCK_TYPE.LADDER);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_WIRE, BLOCK_TYPE.FLOOR);
 		BLOCK_TYPE_MAP.put((byte)BLOCK_MINECART_TRACKS, BLOCK_TYPE.FLOOR);
 	}

 	   /***
      * Colors. From block data -> colors
      * (I took the color list from a c program which draws minecraft maps.. forgot the name)
      */
     public static void initBlockColorsTable() {
 		blockColors = new Color[128];
 		for(int i=0;i<128;i++) {
 			blockColors[i] = Color.BLACK;
 		}

 		//blockColors[0] = new Color(255,255,255);
 		blockColors[BLOCK_STONE] = new Color(120,120,120);
 		blockColors[BLOCK_GRASS] = new Color(117,176,73);
 		blockColors[BLOCK_DIRT] = new Color(134,96,67);
 		blockColors[BLOCK_COBBLESTONE] = new Color(115,115,115);
 		blockColors[BLOCK_MOSSY_COBBLESTONE] = new Color(115,115,115);
 		blockColors[BLOCK_WOOD] = new  Color(157,128,79);
 		blockColors[BLOCK_SAPLING] = new Color(120,120,120);
 		blockColors[BLOCK_BEDROCK] = new Color(84,84,84);
 		blockColors[BLOCK_WATER] = new Color(38,92,255);
 		blockColors[BLOCK_STATIONARY_WATER] = new  Color(38,92,255);
 		blockColors[BLOCK_LAVA] = new Color(255,90,0);
 		blockColors[BLOCK_STATIONARY_LAVA] = new Color(255,90,0);
 		blockColors[BLOCK_SAND] = new Color(218,210,158);
 		blockColors[BLOCK_GRAVEL] = new Color(136,126,126);
 		blockColors[BLOCK_GOLD_ORE] = new Color(143,140,125);
 		blockColors[BLOCK_IRON_ORE] = new Color(136,130,127);
 		blockColors[BLOCK_COAL_ORE] = new Color(115,115,115);
 		blockColors[BLOCK_LOG] = new Color(102,81,51);
 		blockColors[BLOCK_LEAVES] = new Color(60,192,41);
 		blockColors[BLOCK_GLASS] = new Color(255,255,255); //glass
 		blockColors[BLOCK_GRAY_CLOTH] = new Color(222,222,222); //Color(143,143,143,255);
 		blockColors[BLOCK_RED_ROSE] = new Color(255,0,0);
 		blockColors[BLOCK_YELLOW_FLOWER] = new Color(255,255,0);
 		blockColors[BLOCK_GOLD_BLOCK] = new Color(231,165,45);
 		blockColors[BLOCK_IRON_BLOCK] = new Color(191,191,191);
 		blockColors[BLOCK_DOUBLE_STEP] = new Color(200,200,200);
 		blockColors[BLOCK_STEP] = new Color(200,200,200);
 		blockColors[BLOCK_BRICK] = new Color(170,86,62);
 		blockColors[BLOCK_TNT] = new Color(160,83,65);
 		blockColors[BLOCK_OBSIDIAN] = new Color(26,11,43);
 		blockColors[BLOCK_TORCH] = new Color(245,220,50);
 		blockColors[BLOCK_FIRE] = new Color(255,170,30);
 		//blockColors[BLOCK_MOB_SPAWNER] = Color(245,220,50,255); unnecessary afaik
 		blockColors[BLOCK_WOODEN_STAIRS] = new Color(157,128,79);
 		blockColors[BLOCK_CHEST] = new Color(125,91,38);
 		//blockColors[BLOCK_REDSTONE_WIRE] = Color(245,220,50,255); unnecessary afaik
 		blockColors[BLOCK_DIAMOND_ORE] = new Color(129,140,143);
 		blockColors[BLOCK_DIAMOND_BLOCK] = new Color(45,166,152);
 		blockColors[BLOCK_WORKBENCH] = new Color(114,88,56);
 		blockColors[BLOCK_CROPS] = new Color(146,192,0);
 		blockColors[BLOCK_SOIL] = new Color(95,58,30);
 		blockColors[BLOCK_FURNACE] = new Color(96,96,96);
 		blockColors[BLOCK_BURNING_FURNACE] = new Color(96,96,96);
 		blockColors[BLOCK_SIGNPOST] = new Color(111,91,54);
 		blockColors[BLOCK_WOODEN_DOOR] = new Color(136,109,67);
 		blockColors[BLOCK_LADDER] = new Color(181,140,64);
 		blockColors[BLOCK_MINECART_TRACKS] = new Color(150,134,102);
 		blockColors[BLOCK_COBBLESTONE_STAIRS] = new Color(115,115,115);
 		blockColors[BLOCK_IRON_DOOR] = new Color(191,191,191);
 		blockColors[BLOCK_REDSTONE_ORE] = new Color(131,107,107);
 		blockColors[BLOCK_GLOWING_REDSTONE_ORE] = new Color(131,107,107);
 		blockColors[BLOCK_REDSTONE_TORCH_OFF] = new Color(181,140,64);
 		blockColors[BLOCK_REDSTONE_TORCH_ON] = new Color(255,0,0);
 		blockColors[BLOCK_SNOW] = new Color(255,255,255);
 		blockColors[BLOCK_ICE] = new Color(83,113,163);
 		blockColors[BLOCK_SNOW_BLOCK] = new Color(250,250,250);
 		blockColors[BLOCK_CACTUS] = new Color(25,120,25);
 		blockColors[BLOCK_CLAY] = new Color(151,157,169);
 		blockColors[BLOCK_REED] = new Color(100,67,50);
 	}
 	public static final int TEXTURE_COAL = (2*16) + 2;
 	public static final int TEXTURE_IRON = (2*16) + 1;
 	public static final int TEXTURE_GOLD = (2*16) + 0;
 	public static final int TEXTURE_DIAMOND = (3*16) + 2;
 	public static final int TEXTURE_REDSTONE = (3*16) + 3;
 	public static final int TEXTURE_SPAWNER = (4*16) + 1;
 	public static final int TEXTURE_CLAY = (4*16)+8;
 	public static final int TEXTURE_PUMPKIN = (7*16)+7;
 	public static final int TEXTURE_OBSIDIAN = (2*16)+5;
 	public static final int TEXTURE_BEDROCK = 17;

     /***
      * block data to sprite sheet texture index
      */
 	public static void initBlockDatatoSpriteSheetIndexTable() {
 		blockDataToSpriteSheet = new int[128];
 		for(int i=0;i<128;i++) {
 			blockDataToSpriteSheet[i] = -1;
 		}
 		//blockTrans[0] = -1;
 		blockDataToSpriteSheet[BLOCK_STONE] = 1;
 		blockDataToSpriteSheet[BLOCK_GRASS] = 0;
 		blockDataToSpriteSheet[BLOCK_DIRT] = 2;
 		blockDataToSpriteSheet[BLOCK_COBBLESTONE] = 16;
 		blockDataToSpriteSheet[BLOCK_WOOD] = 4;
 		blockDataToSpriteSheet[BLOCK_SAPLING] = 15;
 		blockDataToSpriteSheet[BLOCK_BEDROCK] = 17;
 		blockDataToSpriteSheet[BLOCK_WATER] = 207;
 		blockDataToSpriteSheet[BLOCK_STATIONARY_WATER] = 207;
 		blockDataToSpriteSheet[BLOCK_LAVA] = 239;
 		blockDataToSpriteSheet[BLOCK_STATIONARY_LAVA] = 239;
 		blockDataToSpriteSheet[BLOCK_SAND] = 18;
 		blockDataToSpriteSheet[BLOCK_GRAVEL] = 19;
 		blockDataToSpriteSheet[BLOCK_GOLD_ORE] = (2*16) + 0;
 		blockDataToSpriteSheet[BLOCK_IRON_ORE] = (2*16) + 1;
 		blockDataToSpriteSheet[BLOCK_COAL_ORE] = (2*16) + 2;
 		blockDataToSpriteSheet[BLOCK_LOG] = 20;
 		blockDataToSpriteSheet[BLOCK_LEAVES] = (3*16)+5; // The "correct" one is actually +4, but with the current transparency
 														 // rendering glitches, the non-transparent texture looks better.
 		blockDataToSpriteSheet[BLOCK_SPONGE] = (3*16);
 		blockDataToSpriteSheet[BLOCK_GLASS] = 49;
 		blockDataToSpriteSheet[BLOCK_GRAY_CLOTH] = 64;
 		blockDataToSpriteSheet[BLOCK_YELLOW_FLOWER] = 13;
 		blockDataToSpriteSheet[BLOCK_RED_ROSE] = 12;
 		blockDataToSpriteSheet[BLOCK_BROWN_MUSHROOM] = (1*16) + 13;
 		blockDataToSpriteSheet[BLOCK_RED_MUSHROOM] = (1*16) + 12;
 		blockDataToSpriteSheet[BLOCK_GOLD_BLOCK] = 23;
 		blockDataToSpriteSheet[BLOCK_IRON_BLOCK] = 22;
 		blockDataToSpriteSheet[BLOCK_DOUBLE_STEP] = 5; // previously 72, which was clay
 		blockDataToSpriteSheet[BLOCK_STEP] = 5; // previously 72, which was clay
 		blockDataToSpriteSheet[BLOCK_BRICK] = 7;
 		blockDataToSpriteSheet[BLOCK_TNT] = 8;
 		blockDataToSpriteSheet[BLOCK_BOOKSHELF] = 35;
 		blockDataToSpriteSheet[BLOCK_MOSSY_COBBLESTONE] = (2*16)+4;
 		blockDataToSpriteSheet[BLOCK_OBSIDIAN] = (2*16)+5;
 		blockDataToSpriteSheet[BLOCK_TORCH] = 80;
 		blockDataToSpriteSheet[BLOCK_FIRE] = 16+15;  // previously 30
 		blockDataToSpriteSheet[BLOCK_MOB_SPAWNER] = (4*16) + 1;
 		blockDataToSpriteSheet[BLOCK_WOODEN_STAIRS] = 4;  // previously 55
 		blockDataToSpriteSheet[BLOCK_CHEST] = 26;
 		blockDataToSpriteSheet[BLOCK_REDSTONE_WIRE] = 100;
 		blockDataToSpriteSheet[BLOCK_DIAMOND_ORE] = (3*16) + 2;
 		blockDataToSpriteSheet[BLOCK_DIAMOND_BLOCK] = 24;
 		blockDataToSpriteSheet[BLOCK_WORKBENCH] = 25;
 		blockDataToSpriteSheet[BLOCK_CROPS] = (5*16)+15;
 		blockDataToSpriteSheet[BLOCK_SOIL] = (5*16)+6;
 		blockDataToSpriteSheet[BLOCK_FURNACE] = 44;
 		blockDataToSpriteSheet[BLOCK_BURNING_FURNACE] = (3*16)+13;
 		blockDataToSpriteSheet[BLOCK_SIGNPOST] = 4;  // perhaps this is best left out actually
 		blockDataToSpriteSheet[BLOCK_WOODEN_DOOR] = (6*16)+1;
 		blockDataToSpriteSheet[BLOCK_LADDER] = (5*16)+3;
 		blockDataToSpriteSheet[BLOCK_MINECART_TRACKS] = (8*16);
 		blockDataToSpriteSheet[BLOCK_COBBLESTONE_STAIRS] = 16;
 		blockDataToSpriteSheet[BLOCK_WALL_SIGN] = 4;  // perhaps this is best left out actually
 		//blockDataToSpriteSheet[BLOCK_LEVER] = ;
 	    blockDataToSpriteSheet[BLOCK_STONE_PRESSURE_PLATE] = 6;  // perhaps this is best left out actually
 		blockDataToSpriteSheet[BLOCK_IRON_DOOR] = (6*16)+2;
 		blockDataToSpriteSheet[BLOCK_WOODEN_PRESSURE_PLATE] = 4;  // perhaps this is best left out actually
 		blockDataToSpriteSheet[BLOCK_REDSTONE_ORE] = (3*16) + 3;
 		blockDataToSpriteSheet[BLOCK_GLOWING_REDSTONE_ORE] = 51;
 		blockDataToSpriteSheet[BLOCK_REDSTONE_TORCH_OFF] = (7*16)+3;
 		blockDataToSpriteSheet[BLOCK_REDSTONE_TORCH_ON] = (6*16)+3;
 		//blockDataToSpriteSheet[BLOCK_STONE_BUTTON] = ;
 		blockDataToSpriteSheet[BLOCK_SNOW] = 66;
 		blockDataToSpriteSheet[BLOCK_ICE] = 67;
 		blockDataToSpriteSheet[BLOCK_SNOW_BLOCK] = 66;
 		blockDataToSpriteSheet[BLOCK_CACTUS] = 70;
 		blockDataToSpriteSheet[BLOCK_CLAY] = (4*16)+8;
 		blockDataToSpriteSheet[BLOCK_REED] = 73;
 		blockDataToSpriteSheet[BLOCK_JUKEBOX] = (4*16)+10;
 		blockDataToSpriteSheet[BLOCK_FENCE] = 4;
 		blockDataToSpriteSheet[BLOCK_PUMPKIN] = (7*16)+7;
 		blockDataToSpriteSheet[BLOCK_NETHERSTONE] = (6*16)+7;
 		blockDataToSpriteSheet[BLOCK_SLOW_SAND] = (6*16)+8;
 		blockDataToSpriteSheet[BLOCK_LIGHTSTONE] = (6*16)+9;
 		blockDataToSpriteSheet[BLOCK_PORTAL] = 16+14;
 		blockDataToSpriteSheet[BLOCK_JACK_O_LANTERN] = (7*16)+8;
 	}

 	/***
 	 * Sprite sheet texture index to texture coordinates
 	 */
 	public static void initSpriteSheetToTextureTable() {
 		precalcSpriteSheetToTextureX = new float[256];
 		precalcSpriteSheetToTextureY = new float[256];
 		for(int i=0;i<256;i++) {
 			float texYy = ((int) (i / 16))/16.0f;
 		    float texXx = ((int) (i % 16))/16.0f;
 		    precalcSpriteSheetToTextureX[i] = texXx;
 		    precalcSpriteSheetToTextureY[i] = texYy;
 		}
 	}
 }
	package com.plusminus.craft;

	import java.awt.Color;
	import java.awt.Font;
	import java.util.HashMap;

	/***
	* Precalcs and the like
	* @author Vincent
	*/
	public class MineCraftConstants {
	// translation table for colors for the minimap
	public static Color[] blockColors;

	// translation table from block data to sprite sheet index
	public static int[] blockDataToSpriteSheet;

	// translation table (precalc) from sprite sheet index to texture coordinates
	public static float[] precalcSpriteSheetToTextureX;
	public static float[] precalcSpriteSheetToTextureY;

	public static final float TEX16 = 1.0f/16.0f;
	public static final float TEX32 = 1.0f/32.0f;
	public static final float TEX64 = 1.0f/64.0f;
	public static final float TEX128 = 1.0f/128.0f;

	public static final int BLOCKSPERROW = 128;
	public static final int BLOCKSPERCOLUMN = BLOCKSPERROW * 16;

	// sensitivity and speed mouse configuration
	public static final float MOUSE_SENSITIVITY = 0.05f; // mouse delta is multiplied by this
	public static float MOVEMENT_SPEED = 10.0f; // world units per second

	// the font to draw information to the screen
	public static final Font ARIALFONT = new Font("Arial", Font.BOLD, 14);

	// some convenience statics regarding time calculation
	public static final long NANOSPERSECOND = 1000000000;
	public static final long MILLISPERSECOND = 1000;
	public static final long NANOSPERMILLIS = NANOSPERSECOND / MILLISPERSECOND;

	public static final int TYPE_WATER = 8;
	public static final int TYPE_WATER_STATIONARY = 9;
	public static final int TYPE_LAVA = 10;
	public static final int TYPE_LAVA_STATIONARY = 11;

	// Types of blocks
	public static enum BLOCK_TYPE {
	NORMAL,
	TORCH,
	DECORATION_SMALL,
	DECORATION_FULL,
	CROPS,
	LADDER,
	FLOOR
	}

	// This HashMap determines how we draw various block types
	public static HashMap<Byte, BLOCK_TYPE> BLOCK_TYPE_MAP = new HashMap<Byte, BLOCK_TYPE>();

	public static final int BLOCK_STONE = 1;
	public static final int BLOCK_GRASS = 2;
	public static final int BLOCK_DIRT = 3;
	public static final int BLOCK_COBBLESTONE = 4;
	public static final int BLOCK_WOOD = 5;
	public static final int BLOCK_SAPLING = 6;
	public static final int BLOCK_BEDROCK = 7;
	public static final int BLOCK_WATER = 8;
	public static final int BLOCK_STATIONARY_WATER = 9;
	public static final int BLOCK_LAVA = 10;
	public static final int BLOCK_STATIONARY_LAVA = 11;
	public static final int BLOCK_SAND = 12;
	public static final int BLOCK_GRAVEL = 13;
	public static final int BLOCK_GOLD_ORE = 14;
	public static final int BLOCK_IRON_ORE = 15;
	public static final int BLOCK_COAL_ORE = 16;
	public static final int BLOCK_LOG = 17;
	public static final int BLOCK_LEAVES = 18;
	public static final int BLOCK_SPONGE = 19;
	public static final int BLOCK_GLASS = 20;
	public static final int BLOCK_GRAY_CLOTH = 35;
	public static final int BLOCK_YELLOW_FLOWER = 37;
	public static final int BLOCK_RED_ROSE = 38;
	public static final int BLOCK_BROWN_MUSHROOM = 39;
	public static final int BLOCK_RED_MUSHROOM = 40;
	public static final int BLOCK_GOLD_BLOCK = 41;
	public static final int BLOCK_IRON_BLOCK = 42;
	public static final int BLOCK_DOUBLE_STEP = 43;
	public static final int BLOCK_STEP = 44;
	public static final int BLOCK_BRICK = 45;
	public static final int BLOCK_TNT = 46;
	public static final int BLOCK_BOOKSHELF = 47;
	public static final int BLOCK_MOSSY_COBBLESTONE = 48;
	public static final int BLOCK_OBSIDIAN = 49;
	public static final int BLOCK_TORCH = 50;
	public static final int BLOCK_FIRE = 51;
	public static final int BLOCK_MOB_SPAWNER = 52;
	public static final int BLOCK_WOODEN_STAIRS = 53;
	public static final int BLOCK_CHEST = 54;
	public static final int BLOCK_REDSTONE_WIRE = 55;
	public static final int BLOCK_DIAMOND_ORE = 56;
	public static final int BLOCK_DIAMOND_BLOCK = 57;
	public static final int BLOCK_WORKBENCH = 58;
	public static final int BLOCK_CROPS = 59;
	public static final int BLOCK_SOIL = 60;
	public static final int BLOCK_FURNACE = 61;
	public static final int BLOCK_BURNING_FURNACE = 62;
	public static final int BLOCK_SIGNPOST = 63;
	public static final int BLOCK_WOODEN_DOOR = 64;
	public static final int BLOCK_LADDER = 65;
	public static final int BLOCK_MINECART_TRACKS = 66;
	public static final int BLOCK_COBBLESTONE_STAIRS = 67;
	public static final int BLOCK_WALL_SIGN = 68;
	public static final int BLOCK_LEVER = 69;
	public static final int BLOCK_STONE_PRESSURE_PLATE = 70;
	public static final int BLOCK_IRON_DOOR = 71;
	public static final int BLOCK_WOODEN_PRESSURE_PLATE = 72;
	public static final int BLOCK_REDSTONE_ORE = 73;
	public static final int BLOCK_GLOWING_REDSTONE_ORE = 74;
	public static final int BLOCK_REDSTONE_TORCH_OFF = 75;
	public static final int BLOCK_REDSTONE_TORCH_ON = 76;
	public static final int BLOCK_STONE_BUTTON = 77;
	public static final int BLOCK_SNOW = 78;
	public static final int BLOCK_ICE = 79;
	public static final int BLOCK_SNOW_BLOCK = 80;
	public static final int BLOCK_CACTUS = 81;
	public static final int BLOCK_CLAY = 82;
	public static final int BLOCK_REED = 83;
	public static final int BLOCK_JUKEBOX = 84;
	public static final int BLOCK_FENCE = 85;
	public static final int BLOCK_PUMPKIN = 86;
	public static final int BLOCK_NETHERSTONE = 87;
	public static final int BLOCK_SLOW_SAND = 88;
	public static final int BLOCK_LIGHTSTONE = 89;
	public static final int BLOCK_PORTAL = 90;
	public static final int BLOCK_JACK_O_LANTERN = 91;

	// HIGHLIGHT_ORES defines the kinds of blocks that we'll highlight.
	// TODO: Really, redstone should highlight whether it's glowing or not - that's the one situation
	// where it's a bit nicer to highlight based on texture rather than block type (which is what X-Ray
	// used to do before the Maintenance Branch changed things around). Because you'll only get glowing
	// restone ore when you're actually LOOKING at it in-game, though, I feel okay leaving it the way
	// it is.
	public static final int[] HIGHLIGHT_ORES = new int[] {BLOCK_CLAY, BLOCK_PUMPKIN, BLOCK_OBSIDIAN, BLOCK_COAL_ORE, BLOCK_IRON_ORE, BLOCK_GOLD_ORE, BLOCK_DIAMOND_ORE, BLOCK_REDSTONE_ORE, BLOCK_MOB_SPAWNER};
	public static final String[] ORES_DESCRIPTION = new String[] {"Clay", "Pumpkin", "Obsidian", "Coal", "Iron", "Gold", "Diamond", "Redstone", "Spawner"};

	public static final Block[] SURROUNDINGBLOCKS = new Block[] {
	new Block(+1,0,0),
	new Block(-1,0,0),
	new Block(0,+1,0),
	new Block(0,-1,0),
	new Block(0,0,+1),
	new Block(0,0,-1),
	};

	static {
	initBlockColorsTable();
	initBlockDatatoSpriteSheetIndexTable();
	initSpriteSheetToTextureTable();
	initBlockTypes();
	}

	/***
	* Initializes our BLOCK_TYPE_MAP HashMap, which determines how we render various blocks
	*/
	public static void initBlockTypes() {
	// First seed the array with "normal" so we don't have to catch NullPointerExceptions
	int i;
	for (i=Byte.MIN_VALUE; i<=Byte.MAX_VALUE; i++)
	{
	BLOCK_TYPE_MAP.put((byte)i, BLOCK_TYPE.NORMAL);
	}

	// Now our actual type values
	BLOCK_TYPE_MAP.put((byte)BLOCK_TORCH, BLOCK_TYPE.TORCH);
	BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_TORCH_ON, BLOCK_TYPE.TORCH);
	BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_TORCH_OFF, BLOCK_TYPE.TORCH);
	BLOCK_TYPE_MAP.put((byte)BLOCK_RED_MUSHROOM, BLOCK_TYPE.DECORATION_SMALL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_BROWN_MUSHROOM, BLOCK_TYPE.DECORATION_SMALL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_RED_ROSE, BLOCK_TYPE.DECORATION_SMALL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_YELLOW_FLOWER, BLOCK_TYPE.DECORATION_SMALL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_SAPLING, BLOCK_TYPE.DECORATION_SMALL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_REED, BLOCK_TYPE.DECORATION_FULL);
	BLOCK_TYPE_MAP.put((byte)BLOCK_CROPS, BLOCK_TYPE.CROPS);
	BLOCK_TYPE_MAP.put((byte)BLOCK_LADDER, BLOCK_TYPE.LADDER);
	BLOCK_TYPE_MAP.put((byte)BLOCK_REDSTONE_WIRE, BLOCK_TYPE.FLOOR);
	BLOCK_TYPE_MAP.put((byte)BLOCK_MINECART_TRACKS, BLOCK_TYPE.FLOOR);
	}

	/***
	* Colors. From block data -> colors
	* (I took the color list from a c program which draws minecraft maps.. forgot the name)
	*/
	public static void initBlockColorsTable() {
	blockColors = new Color[128];
	for(int i=0;i<128;i++) {
	blockColors[i] = Color.BLACK;
	}

	//blockColors[0] = new Color(255,255,255);
	blockColors[BLOCK_STONE] = new Color(120,120,120);
	blockColors[BLOCK_GRASS] = new Color(117,176,73);
	blockColors[BLOCK_DIRT] = new Color(134,96,67);
	blockColors[BLOCK_COBBLESTONE] = new Color(115,115,115);
	blockColors[BLOCK_MOSSY_COBBLESTONE] = new Color(115,115,115);
	blockColors[BLOCK_WOOD] = new Color(157,128,79);
	blockColors[BLOCK_SAPLING] = new Color(120,120,120);
	blockColors[BLOCK_BEDROCK] = new Color(84,84,84);
	blockColors[BLOCK_WATER] = new Color(38,92,255);
	blockColors[BLOCK_STATIONARY_WATER] = new Color(38,92,255);
	blockColors[BLOCK_LAVA] = new Color(255,90,0);
	blockColors[BLOCK_STATIONARY_LAVA] = new Color(255,90,0);
	blockColors[BLOCK_SAND] = new Color(218,210,158);
	blockColors[BLOCK_GRAVEL] = new Color(136,126,126);
	blockColors[BLOCK_GOLD_ORE] = new Color(143,140,125);
	blockColors[BLOCK_IRON_ORE] = new Color(136,130,127);
	blockColors[BLOCK_COAL_ORE] = new Color(115,115,115);
	blockColors[BLOCK_LOG] = new Color(102,81,51);
	blockColors[BLOCK_LEAVES] = new Color(60,192,41);
	blockColors[BLOCK_GLASS] = new Color(255,255,255); //glass
	blockColors[BLOCK_GRAY_CLOTH] = new Color(222,222,222); //Color(143,143,143,255);
	blockColors[BLOCK_RED_ROSE] = new Color(255,0,0);
	blockColors[BLOCK_YELLOW_FLOWER] = new Color(255,255,0);
	blockColors[BLOCK_GOLD_BLOCK] = new Color(231,165,45);
	blockColors[BLOCK_IRON_BLOCK] = new Color(191,191,191);
	blockColors[BLOCK_DOUBLE_STEP] = new Color(200,200,200);
	blockColors[BLOCK_STEP] = new Color(200,200,200);
	blockColors[BLOCK_BRICK] = new Color(170,86,62);
	blockColors[BLOCK_TNT] = new Color(160,83,65);
	blockColors[BLOCK_OBSIDIAN] = new Color(26,11,43);
	blockColors[BLOCK_TORCH] = new Color(245,220,50);
	blockColors[BLOCK_FIRE] = new Color(255,170,30);
	//blockColors[BLOCK_MOB_SPAWNER] = Color(245,220,50,255); unnecessary afaik
	blockColors[BLOCK_WOODEN_STAIRS] = new Color(157,128,79);
	blockColors[BLOCK_CHEST] = new Color(125,91,38);
	//blockColors[BLOCK_REDSTONE_WIRE] = Color(245,220,50,255); unnecessary afaik
	blockColors[BLOCK_DIAMOND_ORE] = new Color(129,140,143);
	blockColors[BLOCK_DIAMOND_BLOCK] = new Color(45,166,152);
	blockColors[BLOCK_WORKBENCH] = new Color(114,88,56);
	blockColors[BLOCK_CROPS] = new Color(146,192,0);
	blockColors[BLOCK_SOIL] = new Color(95,58,30);
	blockColors[BLOCK_FURNACE] = new Color(96,96,96);
	blockColors[BLOCK_BURNING_FURNACE] = new Color(96,96,96);
	blockColors[BLOCK_SIGNPOST] = new Color(111,91,54);
	blockColors[BLOCK_WOODEN_DOOR] = new Color(136,109,67);
	blockColors[BLOCK_LADDER] = new Color(181,140,64);
	blockColors[BLOCK_MINECART_TRACKS] = new Color(150,134,102);
	blockColors[BLOCK_COBBLESTONE_STAIRS] = new Color(115,115,115);
	blockColors[BLOCK_IRON_DOOR] = new Color(191,191,191);
	blockColors[BLOCK_REDSTONE_ORE] = new Color(131,107,107);
	blockColors[BLOCK_GLOWING_REDSTONE_ORE] = new Color(131,107,107);
	blockColors[BLOCK_REDSTONE_TORCH_OFF] = new Color(181,140,64);
	blockColors[BLOCK_REDSTONE_TORCH_ON] = new Color(255,0,0);
	blockColors[BLOCK_SNOW] = new Color(255,255,255);
	blockColors[BLOCK_ICE] = new Color(83,113,163);
	blockColors[BLOCK_SNOW_BLOCK] = new Color(250,250,250);
	blockColors[BLOCK_CACTUS] = new Color(25,120,25);
	blockColors[BLOCK_CLAY] = new Color(151,157,169);
	blockColors[BLOCK_REED] = new Color(100,67,50);
	}
	public static final int TEXTURE_COAL = (2*16) + 2;
	public static final int TEXTURE_IRON = (2*16) + 1;
	public static final int TEXTURE_GOLD = (2*16) + 0;
	public static final int TEXTURE_DIAMOND = (3*16) + 2;
	public static final int TEXTURE_REDSTONE = (3*16) + 3;
	public static final int TEXTURE_SPAWNER = (4*16) + 1;
	public static final int TEXTURE_CLAY = (4*16)+8;
	public static final int TEXTURE_PUMPKIN = (7*16)+7;
	public static final int TEXTURE_OBSIDIAN = (2*16)+5;
	public static final int TEXTURE_BEDROCK = 17;

	/***
	* block data to sprite sheet texture index
	*/
	public static void initBlockDatatoSpriteSheetIndexTable() {
	blockDataToSpriteSheet = new int[128];
	for(int i=0;i<128;i++) {
	blockDataToSpriteSheet[i] = -1;
	}
	//blockTrans[0] = -1;
	blockDataToSpriteSheet[BLOCK_STONE] = 1;
	blockDataToSpriteSheet[BLOCK_GRASS] = 0;
	blockDataToSpriteSheet[BLOCK_DIRT] = 2;
	blockDataToSpriteSheet[BLOCK_COBBLESTONE] = 16;
	blockDataToSpriteSheet[BLOCK_WOOD] = 4;
	blockDataToSpriteSheet[BLOCK_SAPLING] = 15;
	blockDataToSpriteSheet[BLOCK_BEDROCK] = 17;
	blockDataToSpriteSheet[BLOCK_WATER] = 207;
	blockDataToSpriteSheet[BLOCK_STATIONARY_WATER] = 207;
	blockDataToSpriteSheet[BLOCK_LAVA] = 239;
	blockDataToSpriteSheet[BLOCK_STATIONARY_LAVA] = 239;
	blockDataToSpriteSheet[BLOCK_SAND] = 18;
	blockDataToSpriteSheet[BLOCK_GRAVEL] = 19;
	blockDataToSpriteSheet[BLOCK_GOLD_ORE] = (2*16) + 0;
	blockDataToSpriteSheet[BLOCK_IRON_ORE] = (2*16) + 1;
	blockDataToSpriteSheet[BLOCK_COAL_ORE] = (2*16) + 2;
	blockDataToSpriteSheet[BLOCK_LOG] = 20;
	blockDataToSpriteSheet[BLOCK_LEAVES] = (3*16)+5; // The "correct" one is actually +4, but with the current transparency
	// rendering glitches, the non-transparent texture looks better.
	blockDataToSpriteSheet[BLOCK_SPONGE] = (3*16);
	blockDataToSpriteSheet[BLOCK_GLASS] = 49;
	blockDataToSpriteSheet[BLOCK_GRAY_CLOTH] = 64;
	blockDataToSpriteSheet[BLOCK_YELLOW_FLOWER] = 13;
	blockDataToSpriteSheet[BLOCK_RED_ROSE] = 12;
	blockDataToSpriteSheet[BLOCK_BROWN_MUSHROOM] = (1*16) + 13;
	blockDataToSpriteSheet[BLOCK_RED_MUSHROOM] = (1*16) + 12;
	blockDataToSpriteSheet[BLOCK_GOLD_BLOCK] = 23;
	blockDataToSpriteSheet[BLOCK_IRON_BLOCK] = 22;
	blockDataToSpriteSheet[BLOCK_DOUBLE_STEP] = 5; // previously 72, which was clay
	blockDataToSpriteSheet[BLOCK_STEP] = 5; // previously 72, which was clay
	blockDataToSpriteSheet[BLOCK_BRICK] = 7;
	blockDataToSpriteSheet[BLOCK_TNT] = 8;
	blockDataToSpriteSheet[BLOCK_BOOKSHELF] = 35;
	blockDataToSpriteSheet[BLOCK_MOSSY_COBBLESTONE] = (2*16)+4;
	blockDataToSpriteSheet[BLOCK_OBSIDIAN] = (2*16)+5;
	blockDataToSpriteSheet[BLOCK_TORCH] = 80;
	blockDataToSpriteSheet[BLOCK_FIRE] = 16+15; // previously 30
	blockDataToSpriteSheet[BLOCK_MOB_SPAWNER] = (4*16) + 1;
	blockDataToSpriteSheet[BLOCK_WOODEN_STAIRS] = 4; // previously 55
	blockDataToSpriteSheet[BLOCK_CHEST] = 26;
	blockDataToSpriteSheet[BLOCK_REDSTONE_WIRE] = 100;
	blockDataToSpriteSheet[BLOCK_DIAMOND_ORE] = (3*16) + 2;
	blockDataToSpriteSheet[BLOCK_DIAMOND_BLOCK] = 24;
	blockDataToSpriteSheet[BLOCK_WORKBENCH] = 25;
	blockDataToSpriteSheet[BLOCK_CROPS] = (5*16)+15;
	blockDataToSpriteSheet[BLOCK_SOIL] = (5*16)+6;
	blockDataToSpriteSheet[BLOCK_FURNACE] = 44;
	blockDataToSpriteSheet[BLOCK_BURNING_FURNACE] = (3*16)+13;
	blockDataToSpriteSheet[BLOCK_SIGNPOST] = 4; // perhaps this is best left out actually
	blockDataToSpriteSheet[BLOCK_WOODEN_DOOR] = (6*16)+1;
	blockDataToSpriteSheet[BLOCK_LADDER] = (5*16)+3;
	blockDataToSpriteSheet[BLOCK_MINECART_TRACKS] = (8*16);
	blockDataToSpriteSheet[BLOCK_COBBLESTONE_STAIRS] = 16;
	blockDataToSpriteSheet[BLOCK_WALL_SIGN] = 4; // perhaps this is best left out actually
	//blockDataToSpriteSheet[BLOCK_LEVER] = ;
	blockDataToSpriteSheet[BLOCK_STONE_PRESSURE_PLATE] = 6; // perhaps this is best left out actually
	blockDataToSpriteSheet[BLOCK_IRON_DOOR] = (6*16)+2;
	blockDataToSpriteSheet[BLOCK_WOODEN_PRESSURE_PLATE] = 4; // perhaps this is best left out actually
	blockDataToSpriteSheet[BLOCK_REDSTONE_ORE] = (3*16) + 3;
	blockDataToSpriteSheet[BLOCK_GLOWING_REDSTONE_ORE] = 51;
	blockDataToSpriteSheet[BLOCK_REDSTONE_TORCH_OFF] = (7*16)+3;
	blockDataToSpriteSheet[BLOCK_REDSTONE_TORCH_ON] = (6*16)+3;
	//blockDataToSpriteSheet[BLOCK_STONE_BUTTON] = ;
	blockDataToSpriteSheet[BLOCK_SNOW] = 66;
	blockDataToSpriteSheet[BLOCK_ICE] = 67;
	blockDataToSpriteSheet[BLOCK_SNOW_BLOCK] = 66;
	blockDataToSpriteSheet[BLOCK_CACTUS] = 70;
	blockDataToSpriteSheet[BLOCK_CLAY] = (4*16)+8;
	blockDataToSpriteSheet[BLOCK_REED] = 73;
	blockDataToSpriteSheet[BLOCK_JUKEBOX] = (4*16)+10;
	blockDataToSpriteSheet[BLOCK_FENCE] = 4;
	blockDataToSpriteSheet[BLOCK_PUMPKIN] = (7*16)+7;
	blockDataToSpriteSheet[BLOCK_NETHERSTONE] = (6*16)+7;
	blockDataToSpriteSheet[BLOCK_SLOW_SAND] = (6*16)+8;
	blockDataToSpriteSheet[BLOCK_LIGHTSTONE] = (6*16)+9;
	blockDataToSpriteSheet[BLOCK_PORTAL] = 16+14;
	blockDataToSpriteSheet[BLOCK_JACK_O_LANTERN] = (7*16)+8;
	}

	/***
	* Sprite sheet texture index to texture coordinates
	*/
	public static void initSpriteSheetToTextureTable() {
	precalcSpriteSheetToTextureX = new float[256];
	precalcSpriteSheetToTextureY = new float[256];
	for(int i=0;i<256;i++) {
	float texYy = ((int) (i / 16))/16.0f;
	float texXx = ((int) (i % 16))/16.0f;
	precalcSpriteSheetToTextureX[i] = texXx;
	precalcSpriteSheetToTextureY[i] = texYy;
	}
	}
	}