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73 lines
2.9 KiB
C#
73 lines
2.9 KiB
C#
// ClassicalSharp copyright 2014-2016 UnknownShadow200 | Licensed under MIT
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using System;
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using OpenTK;
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namespace ClassicalSharp {
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/// <summary> Stores various properties about the blocks in Minecraft Classic. </summary>
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public partial class BlockInfo {
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internal byte[] textures = new byte[Block.Count * Side.Sides];
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internal void SetSide( int textureId, byte blockId ) {
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int index = blockId * Side.Sides;
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for( int i = index; i < index + Side.Bottom; i++ )
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textures[i] = (byte)textureId;
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}
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internal void SetTex( int textureId, int face, byte blockId ) {
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textures[blockId * Side.Sides + face] = (byte)textureId;
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}
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/// <summary> Gets the index in the terrain atlas for the texture of the face of the given block. </summary>
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/// <param name="face"> Face of the given block, see TileSide constants. </param>
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public int GetTextureLoc( byte block, int face ) {
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return textures[block * Side.Sides + face];
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}
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void GetTextureRegion( byte block, int side, out Vector2 min, out Vector2 max ) {
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min = Vector2.Zero; max = Vector2.One;
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Vector3 bbMin = MinBB[block], bbMax = MaxBB[block];
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switch( side ) {
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case Side.Left:
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case Side.Right:
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min = new Vector2( bbMin.Z, bbMin.Y );
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max = new Vector2( bbMax.Z, bbMax.Y );
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if( IsLiquid( block ) ) { min.Y -= 1.5f/16; max.Y -= 1.5f/16; }
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break;
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case Side.Front:
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case Side.Back:
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min = new Vector2( bbMin.X, bbMin.Y );
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max = new Vector2( bbMax.X, bbMax.Y );
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if( IsLiquid( block ) ) { min.Y -= 1.5f/16; max.Y -= 1.5f/16; }
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break;
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case Side.Top:
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case Side.Bottom:
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min = new Vector2( bbMin.X, bbMin.Z );
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max = new Vector2( bbMax.X, bbMax.Z );
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break;
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}
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}
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bool FaceOccluded( byte block, byte other, int side ) {
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Vector2 bMin, bMax, oMin, oMax;
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GetTextureRegion( block, side, out bMin, out bMax );
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GetTextureRegion( other, side, out oMin, out oMax );
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return bMin.X >= oMin.X && bMin.Y >= oMin.Y
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&& bMax.X <= oMax.X && bMax.Y <= oMax.Y;
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}
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static byte[] topTex = { 0, 1, 0, 2, 16, 4, 15, 17, 14, 14, 30, 30,
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18, 19, 32, 33, 34, 21, 22, 48, 49, 64, 65, 66, 67, 68, 69, 70, 71, 72,
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73, 74, 75, 76, 77, 78, 79, 13, 12, 29, 28, 24, 23, 6, 6, 7, 9, 4,
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36, 37, 16, 11, 25, 50, 38, 80, 81, 82, 83, 84, 51, 54, 86, 26, 53, 52, };
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static byte[] sideTex = { 0, 1, 3, 2, 16, 4, 15, 17, 14, 14, 30, 30,
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18, 19, 32, 33, 34, 20, 22, 48, 49, 64, 65, 66, 67, 68, 69, 70, 71, 72,
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73, 74, 75, 76, 77, 78, 79, 13, 12, 29, 28, 40, 39, 5, 5, 7, 8, 35,
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36, 37, 16, 11, 41, 50, 38, 80, 81, 82, 83, 84, 51, 54, 86, 42, 53, 52, };
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static byte[] bottomTex = { 0, 1, 2, 2, 16, 4, 15, 17, 14, 14, 30, 30,
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18, 19, 32, 33, 34, 21, 22, 48, 49, 64, 65, 66, 67, 68, 69, 70, 71, 72,
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73, 74, 75, 76, 77, 78, 79, 13, 12, 29, 28, 56, 55, 6, 6, 7, 10, 4,
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36, 37, 16, 11, 57, 50, 38, 80, 81, 82, 83, 84, 51, 54, 86, 58, 53, 52 };
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}
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} |