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40 lines
1.4 KiB
C#
40 lines
1.4 KiB
C#
using System;
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namespace ClassicalSharp {
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public partial class BlockInfo {
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bool[] hidden = new bool[BlocksCount * BlocksCount * TileSide.Sides];
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internal void SetupCullingCache() {
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for( int tileI = 1; tileI < BlocksCount; tileI++ ) {
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for( int neighbourI = 1; neighbourI < BlocksCount; neighbourI++ ) {
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byte tile = (byte)tileI, neighbour = (byte)neighbourI;
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bool hidden = IsHidden( tile, neighbour );
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if( hidden ) {
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SetHidden( tile, neighbour, TileSide.Left, true );
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SetHidden( tile, neighbour, TileSide.Right, true );
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SetHidden( tile, neighbour, TileSide.Front, true );
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SetHidden( tile, neighbour, TileSide.Back, true );
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SetHidden( tile, neighbour, TileSide.Top, BlockHeight( tile ) == 1 );
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SetHidden( tile, neighbour, TileSide.Bottom, BlockHeight( neighbour ) == 1 );
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}
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}
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}
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}
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bool IsHidden( byte tile, byte block ) {
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return
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( ( tile == block || ( IsOpaque( block ) && !IsLiquid( block ) ) ) && !IsSprite( tile ) ) ||
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( IsLiquid( tile ) && block == (byte)Block.Ice );
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}
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void SetHidden( byte tile, byte block, int tileSide, bool value ) {
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hidden[( tile * BlocksCount + block ) * TileSide.Sides + tileSide] = value;
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}
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public bool IsFaceHidden( byte tile, byte block, int tileSide ) {
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return hidden[( tile * BlocksCount + block ) * TileSide.Sides + tileSide];
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}
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}
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} |