lua-logic/sim/simulation.lua
2021-02-03 09:17:33 -06:00

332 lines
7.6 KiB
Lua

Simulation = {}
function Simulation.new(self)
local o = {
definitions = {},
wires = {},
gates = {},
nwires = 0,
ngates = 0,
ninports = 0,
noutports = 0,
groupqueue = {},
groupfxqueue = {},
gatequeue = {},
initqueue = {},
inputqueue = {},
tickqueue = {},
callbacks = {},
currenttick = 0
}
setmetatable(o, self)
self.__index = self
return o
end
function Simulation.addtoworld(self, obj, x, y, z)
if self[x] == nil then
self[x] = {}
end
if self[x][y] == nil then
self[x][y] = {}
end
if self[x][y][z] == nil then
self[x][y][z] = {}
end
self[x][y][z][obj] = obj
end
function Simulation.getfromworld(self, x, y, z)
if self[x] == nil or self[x][y] == nil or self[x][y][z] == nil then
return {}
else
return self[x][y][z]
end
end
function Simulation.getdefinitionbyref(self, objref)
return self.definitions[objref]
end
function Simulation.getgatebyref(self, objref)
return self.gates[objref]
end
function Simulation.getwirebyref(self, objref)
return self.wires[objref]
end
function Simulation.addgatedefinition(self, definition)
self.definitions[definition.objref] = definition
end
function Simulation.addwire(self, wire)
self.wires[wire.objref] = wire
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
Simulation.addtoworld(self, wire, x, wire.bounds[2], z)
Simulation.addtoworld(self, wire, x, wire.bounds[5], z)
end
end
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
Simulation.addtoworld(self, wire, wire.bounds[1], y, z)
Simulation.addtoworld(self, wire, wire.bounds[4], y, z)
end
end
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
Simulation.addtoworld(self, wire, x, y, wire.bounds[3])
Simulation.addtoworld(self, wire, x, y, wire.bounds[6])
end
end
self.nwires = self.nwires + 1
Simulation.connectwire(self, wire)
end
function Simulation.addgate(self, gate)
self.gates[gate.objref] = gate
for k, port in pairs(gate.ports) do
local offset = Port.getconnectionposition(port)
Simulation.addtoworld(self, port, offset[1], offset[2], offset[3])
Simulation.connectport(self, port)
if port.type == PortTypes.input then
self.ninports = self.ninports + 1
elseif port.type == PortTypes.output then
self.noutports = self.noutports + 1
end
end
self.ngates = self.ngates + 1
end
function Simulation.removewire(self, objref)
local wire = self.wires[objref]
if wire ~= nil then
self.wires[objref] = nil
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
sim[x][wire.bounds[2]][z][wire] = nil
sim[x][wire.bounds[5]][z][wire] = nil
end
end
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
sim[wire.bounds[1]][y][z][wire] = nil
sim[wire.bounds[4]][y][z][wire] = nil
end
end
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
sim[x][y][wire.bounds[3]][wire] = nil
sim[x][y][wire.bounds[6]][wire] = nil
end
end
self.nwires = self.nwires - 1
Group.removewire(wire.group, wire)
end
end
function Simulation.removegate(self, objref)
local gate = self.gates[objref]
if gate ~= nil then
for k, port in pairs(gate.ports) do
local pos = Port.getconnectionposition(port)
self[pos[1]][pos[2]][pos[3]][port] = nil
Group.removeport(port.group, port)
if port.type == PortTypes.input then
self.ninports = self.ninports - 1
elseif port.type == PortTypes.output then
self.noutports = self.noutports - 1
end
end
end
self.gates[objref] = nil
self.ngates = self.ngates - 1
end
function Simulation.connectwireat(self, wire, x, y, z)
local objs = Simulation.getfromworld(self, x, y, z)
for k, obj in pairs(objs) do
if obj ~= wire and obj.group ~= nil then
if obj.logictype == 0 and obj.layer == wire.layer then
if obj.layer == wire.layer then
Group.addwire(obj.group, wire)
end
elseif obj.logictype == 1 then
Group.addwire(obj.group, wire)
end
end
end
end
function Simulation.connectwire(self, wire)
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
self:connectwireat(wire, x, wire.bounds[2], z)
self:connectwireat(wire, x, wire.bounds[5], z)
end
end
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
for z = wire.bounds[3]+1, wire.bounds[6]-1, 2 do
self:connectwireat(wire, wire.bounds[1], y, z)
self:connectwireat(wire, wire.bounds[4], y, z)
end
end
for x = wire.bounds[1]+1, wire.bounds[4]-1, 2 do
for y = wire.bounds[2]+1, wire.bounds[5]-1, 2 do
self:connectwireat(wire, x, y, wire.bounds[3])
self:connectwireat(wire, x, y, wire.bounds[6])
end
end
if wire.group == nil then
Group.addwire(Group.new(Group), wire)
end
end
function Simulation.connectport(self, port)
local connpos = Port.getconnectionposition(port)
local objs = self:getfromworld(connpos[1], connpos[2], connpos[3])
for k, obj in pairs(objs) do
if obj ~= port and obj.group ~= nil then
Group.addport(obj.group, port)
end
end
if port.group == nil then
Group.addport(Group.new(Group), port)
end
end
function Simulation.queuegate(self, gate)
self.gatequeue[gate] = gate
end
function Simulation.queuegatelater(self, gate, delay)
local tick = self.currenttick + delay
if self.tickqueue[tick] == nil then
self.tickqueue[tick] = {}
end
table.insert(self.tickqueue[tick], gate)
end
function Simulation.queuegateinput(self, gate, argv)
self.inputqueue[gate] = self.inputqueue[gate] or {}
table.insert(self.inputqueue[gate], argv)
end
function Simulation.queuegateinit(self, gate)
self.initqueue[gate] = gate
end
function Simulation.queuegroup(self, group)
self.groupqueue[group] = group
end
function Simulation.queuegroupfx(self, group)
self.groupfxqueue[group] = group
end
function Simulation.queuecallback(self, gate, ...)
self.callbacks[gate.objref] = {...}
end
function Simulation.tick(self)
for k, group in pairs(self.groupqueue) do
local newstate = false
for j, port in pairs(group.out_ports) do
newstate = newstate or port.state
if newstate then
break
end
end
Group.setstate(group, newstate)
end
self.groupqueue = {}
for k, gate in pairs(self.initqueue) do
gate.definition.init(gate)
end
self.initqueue = {}
for gate, inputs in pairs(self.inputqueue) do
for inputidx, argv in ipairs(inputs) do
gate.definition.input(gate, argv)
end
end
self.inputqueue = {}
if self.tickqueue[self.currenttick] ~= nil then
for i, gate in ipairs(self.tickqueue[self.currenttick]) do
Simulation.queuegate(self, gate)
end
self.tickqueue[self.currenttick] = nil
end
for k, gate in pairs(self.gatequeue) do
gate.definition.logic(gate)
end
self.gatequeue = {}
self.currenttick = self.currenttick + 1
end
function Simulation.sendfxupdate(self)
for k, group in pairs(self.groupfxqueue) do
if group.state ~= group.fxstate then
group.fxstate = group.state
local data = bool_to_int[group.state]
for i, wire in pairs(group.wires) do
data = data .. "\t" .. wire.objref
end
client:send("WU\t" .. data .. "\n")
end
end
self.groupfxqueue = {}
end
function Simulation.sendcallbacks(self)
if next(self.callbacks) ~= nil then
local data = "CB"
for objref, args in pairs(self.callbacks) do
local escargs = {}
for argidx, argv in ipairs(args) do
table.insert(escargs, expandescape(tostring(argv)))
end
data = data .. "\t" .. objref .. "\t"..(#escargs)..(#escargs>0 and ("\t"..table.concat(escargs, "\t")) or "")
end
client:send(data .. "\n")
self.callbacks = {}
end
end