paper-snuvi-scripts/Jan/Games/checkers.txt

//cornerpieces

corner1 = loc.new();//black
corner2 = loc.new();//white
facing("south"); //the way the skulls of the black side face
//south: Z++
add_x = -1;
add_z = 1;

air_material = material.get("AIR");
world = world.get("games");

black_disc = material.get("WITHER_SKELETON_SKULL");
white_disc = material.get("SKELETON_SKULL");
black_tile = material.get("DARK_OAK_PLANKS");


function checkers.clear_field(){
	temp_it = loc.iterator(world, x1,y1,z1,x2,y2,z2);
	while(hasnext(temp_it)){
		block.setMaterial(block.get(next(temp_it)), $air_material);
	}
}

function checkers.set_field(){
	checkers.clear_field();
	temp_black = $corner1;
	for(a = 0; a < 4; a++){
		setcorner1 = loc.mod($corner1, add_x*2*a, 0, add_z*2*a);
		setcorner2 = loc.mod($corner2, -add_x*2*a, 0, -add_z*2*a);
		
		block.set(block.get(loc.mod(setcorner1, 0, 0, 0)), $black_disc);
		block.set(block.get(loc.mod(setcorner1, add_x, 0, add_z)), $black_disc);
		block.set(block.get(loc.mod(setcorner1, 0, 0, 2*add_z)), $black_disc);
		
		block.set(block.get(loc.mod(setcorner2, 0, 0, 0)), $white_disc);
		block.set(block.get(loc.mod(setcorner2, -add_x, 0, -add_z)), $white_disc);
		block.set(block.get(loc.mod(setcorner2, 0, 0, -2*add_z)), $white_disc);
	}
}

function checkers.move_is_valid(){
	if(block.getType != $black_tile){
		return false;
	}
}