Update state of circuit graph
Louis Pearson
parent
76d50ce508
commit
55c12f4828
20
src/game.zig
20
src/game.zig
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@ -10,6 +10,7 @@ const State = @import("main.zig").State;
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// const Disk = @import("disk.zig");
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const extract = @import("extract.zig");
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const world = @import("world.zig");
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const Coord = world.Coordinate;
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const world_data = @embedFile(@import("world_data").path);
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const Vec2 = util.Vec2;
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@ -253,6 +254,15 @@ fn loadLevel(lvl: usize) !void {
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}
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}
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{
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var i: usize = 0;
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while (level.getJoin(i)) |join| : (i += 1) {
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const globalc = Coord.fromWorld(level.world_x, level.world_y).addC(join);
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if (db.isEnergized(globalc)) {
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circuit.addSource(.{join.val[0], join.val[1]});
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}
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}
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}
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try coins.resize(0);
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// if (!try Disk.load()) {
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@ -268,7 +278,6 @@ fn loadLevel(lvl: usize) !void {
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// }
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try updateCircuit();
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}
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fn moveLevel(direction: enum { L, R, U, D }) !void {
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@ -625,6 +634,10 @@ fn manipulationProcess(pos: *Pos, control: *Control) !void {
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control.grabbing = .{ .id = wire.id, .which = wire.which };
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wires.slice()[wire.id].nodes.slice()[wire.which].pos = pos.pos + Vec2f{ 0, -4 };
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wires.slice()[wire.id].nodes.slice()[wire.which].pinned = false;
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const local32 = vec2ftovec2(wires.slice()[wire.id].nodes.slice()[wire.which].pos / @splat(2, @as(f32, 8)));
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const x = level.world_x * 20 + @intCast(i16, local32[0]);
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const y = level.world_y * 20 + @intCast(i16, local32[1]);
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db.disconnectPlug(Coord.init(.{ x, y }));
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try updateCircuit();
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},
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.plug => |plug| {
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@ -654,8 +667,7 @@ fn updateCircuit() !void {
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circuit.bridge(.{ cellBegin, cellEnd }, wireID);
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const Coord = world.Coordinate;
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const topleft = Coord.fromWorld( level.world_x, level.world_y );
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const topleft = Coord.fromWorld(level.world_x, level.world_y);
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const p1 = Coord.init(.{
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@intCast(i16, cellBegin[0]),
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@intCast(i16, cellBegin[1]),
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@ -695,7 +707,7 @@ fn updateCircuit() !void {
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try map.set_cell(door, world.Tiles.Empty);
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}
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db.updateCircuit();
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}
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fn wirePhysicsProcess(dt: f32, wire: *Wire) !void {
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@ -307,6 +307,26 @@ pub const Level = struct {
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return tiles[i];
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}
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pub fn getJoin(level: Level, which: usize) ?Coordinate {
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const tiles = level.tiles orelse return null;
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var joinCount: usize = 0;
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for (tiles) |tile, i| {
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switch (tile) {
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.flags => |flag| {
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if (flag.circuit == .Join) {
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if (joinCount == which) {
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const x = @intCast(i16, @mod(i, 20));
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const y = @intCast(i16, @divFloor(i, 20));
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return Coord.init(.{ x, y });
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}
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}
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},
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else => continue,
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}
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}
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return null;
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}
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pub fn getWire(level: *Level, num: usize) ?[2]Entity {
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std.debug.assert(level.entities != null);
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var node_begin: ?Entity = null;
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@ -622,15 +642,71 @@ pub const Database = struct {
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if (!p1.eq(node.coord) or !p2.eq(node.coord)) continue;
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if (p1.eq(node.coord)) opt1 = i else opt2 = i;
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}
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var w1 = db.circuit_info[opt1 orelse return];
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var w2 = db.circuit_info[opt2 orelse return];
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var plug1 = db.circuit_info[opt1 orelse return];
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var plug2 = db.circuit_info[opt2 orelse return];
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if (w1.energized and !w2.energized) {
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w2.energized = true;
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w2.kind.Plug = @intCast(NodeID, opt1.?);
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} else if (w2.energized and !w1.energized) {
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w1.energized = true;
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w1.kind.Plug = @intCast(NodeID, opt2.?);
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if (plug1.energized and !plug2.energized) {
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plug2.energized = true;
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plug2.kind.Plug = @intCast(NodeID, opt1.?);
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} else if (plug2.energized and !plug1.energized) {
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plug1.energized = true;
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plug1.kind.Plug = @intCast(NodeID, opt2.?);
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}
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}
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pub fn disconnectPlug(db: *Database, plug: Coord) void {
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for (db.circuit_info) |node, i| {
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if (!plug.eq(node.coord)) continue;
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db.circuit_info[i].energized = false;
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}
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}
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pub fn isEnergized(db: *Database, coord: Coord) bool {
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for (db.circuit_info) |node, i| {
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if (!coord.eq(node.coord)) continue;
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return db.circuit_info[i].energized;
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}
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return false;
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}
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pub fn updateCircuit(db: *Database) void {
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for (db.circuit_info) |node, i| {
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switch (node.kind) {
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.And => |And| {
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const input1 = db.circuit_info[And[0]].energized;
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const input2 = db.circuit_info[And[1]].energized;
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db.circuit_info[i].energized = (input1 and input2);
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},
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.Xor => |Xor| {
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const input1 = db.circuit_info[Xor[0]].energized;
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const input2 = db.circuit_info[Xor[1]].energized;
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db.circuit_info[i].energized = (input1 and !input2) or (input2 and !input1);
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},
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.Source => db.circuit_info[i].energized = true,
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.Conduit => |Conduit| {
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const input1 = db.circuit_info[Conduit[0]].energized;
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const input2 = db.circuit_info[Conduit[1]].energized;
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db.circuit_info[i].energized = (input1 or input2);
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},
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.Plug => |plug_opt| {
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if (plug_opt) |input| {
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db.circuit_info[i].energized = db.circuit_info[input].energized;
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} else {
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db.circuit_info[i].energized = false;
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}
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},
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.Switch => |state| {
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// TODO Rework switch to make sense
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db.circuit_info[i].energized = false;
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_ = state;
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},
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.Join => |Join| {
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db.circuit_info[i].energized = db.circuit_info[Join].energized;
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},
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.Outlet => |Outlet| {
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db.circuit_info[i].energized = db.circuit_info[Outlet].energized;
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},
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}
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}
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}
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};
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