Block Attributes
hasCollision
This attribute defines if an entity can collide with the block. The block's material has to be leaves, plants, vine, fire, circuits or glass or it won't work correctly.
Examples
// Default value
hasCollision[0] = true;
// ...
hasCollision[15] = true;
hasCollision[15] = false;
hasCollision[0] = true;
// ...
hasCollision[15] = true;
hasCollision[15] = false;