bool IsHidden(byte block, byte other, int side)
{
// Sprite blocks can never hide faces.
if (IsSprite[block])
{
return(false);
}
// NOTE: Water is always culled by lava
if ((block == Block.Water || block == Block.StillWater) &&
(other == Block.Lava || other == Block.StillLava))
{
return(true);
}
// All blocks (except for say leaves) cull with themselves.
if (block == other)
{
return(CullWithNeighbours[block]);
}
// An opaque neighbour (asides from lava) culls the face.
if (IsOpaque[other] && !IsLiquid(other))
{
return(true);
}
if (!IsTranslucent[block] || !IsTranslucent[other])
{
return(false);
}
// e.g. for water / ice, don't need to draw water.
CollideType bType = Collide[block], oType = Collide[other];
bool canSkip = (bType == CollideType.Solid && oType == CollideType.Solid) ||
bType != CollideType.Solid;
return(canSkip && FaceOccluded(block, other, side));
}
bool IsHidden(BlockID block, BlockID other, int side)
{
// Sprite blocks can never hide faces.
if (Draw[block] == DrawType.Sprite)
{
return(false);
}
// NOTE: Water is always culled by lava
if ((block == Block.Water || block == Block.StillWater) &&
(other == Block.Lava || other == Block.StillLava))
{
return(true);
}
// All blocks (except for say leaves) cull with themselves.
if (block == other)
{
return(Draw[block] != DrawType.TransparentThick);
}
// An opaque neighbour (asides from lava) culls the face.
if (Draw[other] == DrawType.Opaque && !IsLiquid(other))
{
return(true);
}
if (Draw[block] != DrawType.Translucent || Draw[other] != DrawType.Translucent)
{
return(false);
}
// e.g. for water / ice, don't need to draw water.
CollideType bType = Collide[block], oType = Collide[other];
bool canSkip = (bType == CollideType.Solid && oType == CollideType.Solid) ||
bType != CollideType.Solid;
return(canSkip);
}