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Copy And code to Xor

master
Louis Pearson 2022-08-07 12:51:20 -06:00
parent 37051fe1eb
commit 2df39b45f3
1 changed files with 41 additions and 5 deletions
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46
tools/LDtkImport.zig
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@ -468,11 +468,47 @@ pub fn buildCircuit(alloc: std.mem.Allocator, levels: []world.Level) !std.ArrayL
},
.Xor => {
// TODO: verify Xor gate is properly connected
next_node = @intCast(u16, nodes.items.len);
try nodes.append(.{
.kind = .{ .Xor = .{ last_node, last_node } },
.coord = coord,
});
const last_coord = node.data.last_coord.?;
const Side = enum { O, L, R };
const side: Side =
if (last_coord[0] == coord[0] - 1)
Side.L
else if (last_coord[0] == coord[0] + 1)
Side.R
else
Side.O;
// std.log.warn("{any}: {}", .{ coord, side });
if (multi_input.get(coord)) |a| {
switch (side) {
.L => {
// std.log.warn("Filling left", .{});
nodes.items[a].kind.Xor[0] = last_node;
},
.R => {
// std.log.warn("Filling right", .{});
nodes.items[a].kind.Xor[1] = last_node;
},
else => {},// reverse connection
}
} else {
_ = visited.remove(coord);
if (side == .O) {
return error.OutputToSource;
} else if (side == .L) {
next_node = @intCast(u16, nodes.items.len);
try nodes.append(.{
.kind = .{ .Xor = .{ last_node, 20000 } },
.coord = coord,
});
} else if (side == .R) {
next_node = @intCast(u16, nodes.items.len);
try nodes.append(.{
.kind = .{ .Xor = .{ 20000, last_node } },
.coord = coord,
});
}
try multi_input.put(coord, next_node);
}
},
else => continue,
}