mirror of
https://github.com/irmen/prog8.git
synced 2024-11-04 19:05:57 +00:00
1069 lines
34 KiB
Lua
1069 lines
34 KiB
Lua
%import textio
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%import conv
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%import diskio
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%import string
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%import test_stack
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%option no_sysinit
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%zeropage basicsafe
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; Prog8 adaptation of the Text-Elite galaxy system trading simulation engine.
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; Original C-version obtained from: http://www.elitehomepage.org/text/index.htm
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; Note: this program is compatible with C64 and CX16.
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main {
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const ubyte numforLave = 7 ; Lave is 7th generated planet in galaxy one
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const ubyte numforZaonce = 129
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const ubyte numforDiso = 147
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const ubyte numforRiedquat = 46
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sub start() {
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txt.lowercase()
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txt.print("\u000c\n --- TextElite v1.2 ---\n")
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galaxy.travel_to(1, numforLave)
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market.init(0) ; Lave's market is seeded with 0
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ship.init()
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planet.display(false, 0)
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repeat {
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; test_stack.test()
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str input = "????????"
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txt.print("\nCash: ")
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util.print_10s(ship.cash)
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txt.print("\nCommand (?=help): ")
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ubyte num_chars = txt.input_chars(input)
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txt.nl()
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if num_chars {
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when input[0] {
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'?' -> {
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txt.print("\nCommands are:\n"+
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"buy jump info map >=save\n"+
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"sell teleport market cash <=load\n"+
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"fuel galhyp local hold quit\n")
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}
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'q' -> break
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'b' -> trader.do_buy()
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's' -> trader.do_sell()
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'f' -> trader.do_fuel()
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'j' -> trader.do_jump()
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't' -> trader.do_teleport()
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'g' -> trader.do_next_galaxy()
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'i' -> trader.do_info()
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'm' -> {
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if input[1]=='a' and input[2]=='p'
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trader.do_map()
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else
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trader.do_show_market()
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}
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'l' -> trader.do_local()
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'c' -> trader.do_cash()
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'h' -> trader.do_hold()
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'<' -> trader.do_load()
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'>' -> trader.do_save()
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}
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}
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}
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}
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}
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trader {
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str Savegame = "↑commander.save"
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str input = "??????????"
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ubyte num_chars
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ubyte[23] savedata
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; format:
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; 0 ubyte galaxy
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; 1 ubyte planet
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; 2-18 ubyte cargo0..cargo16
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; 19 uword cash
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; 21 ubyte max_cargo
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; 22 ubyte fuel
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sub do_load() {
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txt.print("\nLoading universe...")
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if diskio.load(8, Savegame, &savedata) {
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txt.print("ok\n")
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} else {
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txt.print("\ni/o error: ")
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txt.print(diskio.status(8))
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txt.nl()
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return
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}
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ship.cash = mkword(savedata[20], savedata[19])
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ship.Max_cargo = savedata[21]
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ship.fuel = savedata[22]
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sys.memcopy(&savedata + 2, ship.cargohold, len(ship.cargohold))
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galaxy.travel_to(savedata[0], savedata[1])
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planet.display(false, 0)
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}
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sub do_save() {
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savedata[0] = galaxy.number
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savedata[1] = planet.number
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savedata[19] = lsb(ship.cash)
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savedata[20] = msb(ship.cash)
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savedata[21] = ship.Max_cargo
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savedata[22] = ship.fuel
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sys.memcopy(ship.cargohold, &savedata + 2, len(ship.cargohold))
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txt.print("\nSaving universe...")
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diskio.delete(8, Savegame)
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if diskio.save(8, Savegame, &savedata, sizeof(savedata)) {
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txt.print("ok\n")
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} else {
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txt.print("\ni/o error: ")
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txt.print(diskio.status(8))
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txt.nl()
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}
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}
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sub do_jump() {
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txt.print("\nJump to what system? ")
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jump_to_system()
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}
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sub do_teleport() {
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txt.print("\nCheat! Teleport to what system? ")
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ubyte fuel = ship.fuel
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ship.fuel = 255
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jump_to_system()
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ship.fuel = fuel
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}
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sub jump_to_system() {
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void txt.input_chars(input)
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ubyte current_planet = planet.number
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ubyte x = planet.x
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ubyte y = planet.y
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if galaxy.search_closest_planet(input) {
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ubyte distance = planet.distance(x, y)
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if distance <= ship.fuel {
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galaxy.init_market_for_planet()
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ship.fuel -= distance
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txt.print("\n\nHyperspace jump! Arrived at:\n")
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planet.display(true,0 )
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return
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}
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txt.print("\nInsufficient fuel\n")
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} else {
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txt.print(" Not found!\n")
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}
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galaxy.travel_to(galaxy.number, current_planet)
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}
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sub do_buy() {
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txt.print("\nBuy what commodity? ")
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str commodity = "???????????????"
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void txt.input_chars(commodity)
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ubyte ci = market.match(commodity)
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if ci & 128 {
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txt.print("Unknown\n")
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} else {
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txt.print("\nHow much? ")
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void txt.input_chars(input)
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ubyte amount = conv.str2ubyte(input)
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if market.current_quantity[ci] < amount {
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txt.print(" Insufficient supply!\n")
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} else {
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uword price = market.current_price[ci] * amount
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txt.print(" Total price: ")
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util.print_10s(price)
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if price > ship.cash {
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txt.print(" Not enough cash!\n")
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} else {
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ship.cash -= price
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ship.cargohold[ci] += amount
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market.current_quantity[ci] -= amount
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}
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}
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}
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}
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sub do_sell() {
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txt.print("\nSell what commodity? ")
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str commodity = "???????????????"
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void txt.input_chars(commodity)
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ubyte ci = market.match(commodity)
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if ci & 128 {
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txt.print("Unknown\n")
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} else {
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txt.print("\nHow much? ")
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void txt.input_chars(input)
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ubyte amount = conv.str2ubyte(input)
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if ship.cargohold[ci] < amount {
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txt.print(" Insufficient supply!\n")
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} else {
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uword price = market.current_price[ci] * amount
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txt.print(" Total price: ")
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util.print_10s(price)
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ship.cash += price
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ship.cargohold[ci] -= amount
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market.current_quantity[ci] += amount
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}
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}
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}
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sub do_fuel() {
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txt.print("\nBuy fuel. Amount? ")
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void txt.input_chars(input)
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ubyte buy_fuel = 10*conv.str2ubyte(input)
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ubyte max_fuel = ship.Max_fuel - ship.fuel
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if buy_fuel > max_fuel
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buy_fuel = max_fuel
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uword price = buy_fuel as uword * ship.Fuel_cost
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if price > ship.cash {
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txt.print("Not enough cash!\n")
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} else {
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ship.cash -= price
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ship.fuel += buy_fuel
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}
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}
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sub do_cash() {
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txt.print("\nCheat! Set cash amount: ")
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void txt.input_chars(input)
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ship.cash = conv.str2uword(input)
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}
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sub do_hold() {
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txt.print("\nCheat! Set cargohold size: ")
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void txt.input_chars(input)
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ship.Max_cargo = conv.str2ubyte(input)
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}
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sub do_next_galaxy() {
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txt.print("\n>>>>>>>> Galaxy Hyperjump!\n")
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galaxy.travel_to(galaxy.number+1, planet.number)
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planet.display(false, 0)
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}
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sub do_info() {
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txt.print("\nSystem name (empty=current): ")
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num_chars = txt.input_chars(input)
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if num_chars {
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ubyte current_planet = planet.number
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ubyte x = planet.x
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ubyte y = planet.y
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if galaxy.search_closest_planet(input) {
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ubyte distance = planet.distance(x, y)
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planet.display(false, distance)
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} else {
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txt.print(" Not found!")
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}
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galaxy.travel_to(galaxy.number, current_planet)
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} else {
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planet.display(false, 0)
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}
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}
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sub do_local() {
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galaxy.local_area()
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}
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sub do_map() {
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txt.print("\n(l)ocal or (g)alaxy starmap? ")
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num_chars = txt.input_chars(input)
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if num_chars {
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galaxy.starmap(input[0]=='l')
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}
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}
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sub do_show_market() {
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market.display()
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txt.print("\nFuel: ")
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util.print_10s(ship.fuel)
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txt.print(" Cargohold space: ")
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txt.print_ub(ship.cargo_free())
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txt.print("t\n")
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}
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}
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ship {
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const ubyte Max_fuel = 70
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const ubyte Fuel_cost = 2
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ubyte Max_cargo = 20
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ubyte fuel = Max_fuel
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uword cash = 1000 ; actually has to be 4 bytes for the ultra rich....
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ubyte[17] cargohold = 0
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sub init() {
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sys.memset(cargohold, len(cargohold), 0)
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}
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sub cargo_free() -> ubyte {
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ubyte ci
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ubyte total = 0
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for ci in 0 to len(cargohold)-1 {
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if market.units[ci]==0 ; tonnes only
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total += cargohold[ci]
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}
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return Max_cargo - total
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}
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}
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market {
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ubyte[17] baseprices = [$13, $14, $41, $28, $53, $C4, $EB, $9A, $75, $4E, $7C, $B0, $20, $61, $AB, $2D, $35]
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byte[17] gradients = [-$02, -$01, -$03, -$05, -$05, $08, $1D, $0E, $06, $01, $0d, -$09, -$01, -$01, -$02, -$01, $0F]
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ubyte[17] basequants = [$06, $0A, $02, $E2, $FB, $36, $08, $38, $28, $11, $1D, $DC, $35, $42, $37, $FA, $C0]
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ubyte[17] maskbytes = [$01, $03, $07, $1F, $0F, $03, $78, $03, $07, $1F, $07, $3F, $03, $07, $1F, $0F, $07]
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ubyte[17] units = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 0]
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str[17] names = ["Food", "Textiles", "Radioactives", "Slaves", "Liquor/Wines", "Luxuries", "Narcotics", "Computers",
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"Machinery", "Alloys", "Firearms", "Furs", "Minerals", "Gold", "Platinum", "Gem-Stones", "Alien Items"]
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ubyte[17] current_quantity = 0
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uword[17] current_price = 0
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sub init(ubyte fluct) {
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; Prices and availabilities are influenced by the planet's economy type
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; (0-7) and a random "fluctuation" byte that was kept within the saved
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; commander position to keep the market prices constant over gamesaves.
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; Availabilities must be saved with the game since the player alters them
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; by buying (and selling(?))
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;
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; Almost all operations are one byte only and overflow "errors" are
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; extremely frequent and exploited.
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;
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; Trade Item prices are held internally in a single byte=true value/4.
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; The decimal point in prices is introduced only when printing them.
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; Internally, all prices are integers.
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; The player's cash is held in four bytes.
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ubyte ci
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for ci in 0 to len(names)-1 {
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word product
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byte changing
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product = planet.economy as word * gradients[ci]
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changing = fluct & maskbytes[ci] as byte
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ubyte q = (basequants[ci] as word + changing - product) as ubyte
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if q & $80
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q = 0 ; clip to positive 8-bit
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current_quantity[ci] = q & $3f
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q = (baseprices[ci] + changing + product) as ubyte
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current_price[ci] = q * $0004
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}
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current_quantity[16] = 0 ; force nonavailability of Alien Items
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}
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sub display() {
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ubyte ci
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txt.nl()
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planet.print_name_uppercase()
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txt.print(" trade market:\n COMMODITY / PRICE / AVAIL / IN HOLD\n")
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for ci in 0 to len(names)-1 {
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util.print_right(13, names[ci])
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txt.print(" ")
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util.print_10s(current_price[ci])
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txt.column(24)
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txt.print_ub(current_quantity[ci])
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txt.chrout(' ')
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when units[ci] {
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0 -> txt.chrout('t')
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1 -> txt.print("kg")
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2 -> txt.chrout('g')
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}
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txt.column(32)
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txt.print_ub(ship.cargohold[ci])
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txt.nl()
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}
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}
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sub match(uword nameptr) -> ubyte {
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ubyte ci
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for ci in 0 to len(names)-1 {
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if util.prefix_matches(nameptr, names[ci])
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return ci
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}
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return 255
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}
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}
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galaxy {
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const uword GALSIZE = 256
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const uword base0 = $5A4A ; seeds for the first galaxy
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const uword base1 = $0248
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const uword base2 = $B753
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str pn_pairs = "..lexegezacebisousesarmaindirea.eratenberalavetiedorquanteisrion"
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ubyte number
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uword[3] seed
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sub init(ubyte galaxynum) {
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number = 1
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planet.number = 255
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seed[0] = base0
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seed[1] = base1
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seed[2] = base2
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repeat galaxynum-1 {
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nextgalaxy()
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}
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}
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sub nextgalaxy() {
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seed[0] = twist(seed[0])
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seed[1] = twist(seed[1])
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seed[2] = twist(seed[2])
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number++
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if number==9
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number = 1
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}
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sub travel_to(ubyte galaxynum, ubyte system) {
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init(galaxynum)
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generate_next_planet() ; always at least planet 0 (separate to avoid repeat ubyte overflow)
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repeat system {
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generate_next_planet()
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}
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planet.name = make_current_planet_name()
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init_market_for_planet()
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}
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sub init_market_for_planet() {
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market.init(lsb(seed[0])+msb(seed[2]))
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}
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sub search_closest_planet(uword nameptr) -> ubyte {
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ubyte x = planet.x
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ubyte y = planet.y
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ubyte current_planet_num = planet.number
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init(number)
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ubyte found = false
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ubyte current_closest_pi
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ubyte current_distance = 127
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ubyte pi
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for pi in 0 to 255 {
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generate_next_planet()
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planet.name = make_current_planet_name()
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if util.prefix_matches(nameptr, planet.name) {
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ubyte distance = planet.distance(x, y)
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if distance < current_distance {
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current_distance = distance
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current_closest_pi = pi
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found = true
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}
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}
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}
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if found
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travel_to(number, current_closest_pi)
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else
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travel_to(number, current_planet_num)
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return found
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}
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sub local_area() {
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ubyte current_planet = planet.number
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ubyte px = planet.x
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ubyte py = planet.y
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ubyte pn = 0
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init(number)
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txt.print("\nGalaxy #")
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txt.print_ub(number)
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txt.print(" - systems in vicinity:\n")
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do {
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generate_next_planet()
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ubyte distance = planet.distance(px, py)
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if distance <= ship.Max_fuel {
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if distance <= ship.fuel
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txt.chrout('*')
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else
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txt.chrout('-')
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txt.spc()
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planet.name = make_current_planet_name()
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planet.display(true, distance)
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}
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pn++
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} until pn==0
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travel_to(number, current_planet)
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}
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sub starmap(ubyte local) {
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ubyte current_planet = planet.number
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ubyte px = planet.x
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ubyte py = planet.y
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uword current_name = &planet.name
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ubyte pn = 0
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uword scaling = 8
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if local
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scaling = 2
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if txt.width() > 60
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scaling /= 2
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init(number)
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txt.clear_screen()
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txt.print("Galaxy #")
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txt.print_ub(number)
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if local
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txt.print(" - local systems")
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else
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txt.print(" - galaxy")
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txt.print(" starmap:\n")
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ubyte max_distance = 255
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if local
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max_distance = ship.Max_fuel
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do {
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generate_next_planet()
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ubyte distance = planet.distance(px, py)
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if distance <= max_distance {
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planet.name = make_current_planet_name()
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|
planet.name[0] |= 32 ; uppercase first letter
|
|
uword tx = planet.x
|
|
uword ty = planet.y
|
|
if local {
|
|
tx = tx + 24 - px
|
|
ty = ty + 24 - py
|
|
}
|
|
tx /= scaling
|
|
ty /= scaling*2
|
|
ubyte sx = lsb(tx)
|
|
ubyte sy = lsb(ty)
|
|
ubyte char = '*'
|
|
if planet.number==current_planet
|
|
char = '%'
|
|
if local or planet.number==current_planet {
|
|
txt.plot(2+sx-2, 2+sy+1)
|
|
txt.print(current_name)
|
|
if distance {
|
|
txt.plot(2+sx-2, 2+sy+2)
|
|
util.print_10s(distance)
|
|
txt.print(" LY")
|
|
}
|
|
}
|
|
txt.setchr(2+sx, 2+sy, char)
|
|
}
|
|
pn++
|
|
} until pn==0
|
|
|
|
if txt.width() < 80
|
|
txt.plot(0,20)
|
|
else
|
|
txt.plot(0,36)
|
|
|
|
|
|
travel_to(number, current_planet)
|
|
}
|
|
|
|
ubyte pn_pair1
|
|
ubyte pn_pair2
|
|
ubyte pn_pair3
|
|
ubyte pn_pair4
|
|
ubyte longname
|
|
|
|
sub generate_next_planet() {
|
|
determine_planet_properties()
|
|
longname = lsb(seed[0]) & 64
|
|
|
|
; Always four iterations of random number
|
|
pn_pair1 = (msb(seed[2]) & 31) * 2
|
|
tweakseed()
|
|
pn_pair2 = (msb(seed[2]) & 31) * 2
|
|
tweakseed()
|
|
pn_pair3 = (msb(seed[2]) & 31) * 2
|
|
tweakseed()
|
|
pn_pair4 = (msb(seed[2]) & 31) * 2
|
|
tweakseed()
|
|
}
|
|
|
|
sub make_current_planet_name() -> str {
|
|
ubyte ni = 0
|
|
str name = " " ; max 8
|
|
|
|
if pn_pairs[pn_pair1] != '.' {
|
|
name[ni] = pn_pairs[pn_pair1]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair1+1] != '.' {
|
|
name[ni] = pn_pairs[pn_pair1+1]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair2] != '.' {
|
|
name[ni] = pn_pairs[pn_pair2]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair2+1] != '.' {
|
|
name[ni] = pn_pairs[pn_pair2+1]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair3] != '.' {
|
|
name[ni] = pn_pairs[pn_pair3]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair3+1] != '.' {
|
|
name[ni] = pn_pairs[pn_pair3+1]
|
|
ni++
|
|
}
|
|
|
|
if longname {
|
|
if pn_pairs[pn_pair4] != '.' {
|
|
name[ni] = pn_pairs[pn_pair4]
|
|
ni++
|
|
}
|
|
if pn_pairs[pn_pair4+1] != '.' {
|
|
name[ni] = pn_pairs[pn_pair4+1]
|
|
ni++
|
|
}
|
|
}
|
|
|
|
name[ni] = 0
|
|
return name
|
|
}
|
|
|
|
sub determine_planet_properties() {
|
|
; create the planet's characteristics
|
|
planet.number++
|
|
planet.x = msb(seed[1])
|
|
planet.y = msb(seed[0])
|
|
planet.govtype = lsb(seed[1]) >> 3 & 7 ; bits 3,4 &5 of w1
|
|
planet.economy = msb(seed[0]) & 7 ; bits 8,9 &A of w0
|
|
if planet.govtype <= 1
|
|
planet.economy = (planet.economy | 2)
|
|
planet.techlevel = (msb(seed[1]) & 3) + (planet.economy ^ 7)
|
|
planet.techlevel += planet.govtype >> 1
|
|
if planet.govtype & 1
|
|
planet.techlevel++
|
|
planet.population = 4 * planet.techlevel + planet.economy
|
|
planet.population += planet.govtype + 1
|
|
planet.productivity = ((planet.economy ^ 7) + 3) * (planet.govtype + 4)
|
|
planet.productivity *= planet.population * 8
|
|
ubyte seed2_msb = msb(seed[2])
|
|
planet.radius = mkword((seed2_msb & 15) + 11, planet.x)
|
|
planet.species_is_alien = lsb(seed[2]) & 128 ; bit 7 of w2_lo
|
|
if planet.species_is_alien {
|
|
planet.species_size = (seed2_msb >> 2) & 7 ; bits 2-4 of w2_hi
|
|
planet.species_color = seed2_msb >> 5 ; bits 5-7 of w2_hi
|
|
planet.species_look = (seed2_msb ^ msb(seed[1])) & 7 ;bits 0-2 of (w0_hi EOR w1_hi)
|
|
planet.species_kind = (planet.species_look + (seed2_msb & 3)) & 7 ;Add bits 0-1 of w2_hi to A from previous step, and take bits 0-2 of the result
|
|
}
|
|
|
|
planet.goatsoup_seed[0] = lsb(seed[1])
|
|
planet.goatsoup_seed[1] = msb(seed[1])
|
|
planet.goatsoup_seed[2] = lsb(seed[2])
|
|
planet.goatsoup_seed[3] = seed2_msb
|
|
}
|
|
|
|
sub tweakseed() {
|
|
uword temp = seed[0] + seed[1] + seed[2]
|
|
seed[0] = seed[1]
|
|
seed[1] = seed[2]
|
|
seed[2] = temp
|
|
}
|
|
|
|
sub twist(uword x) -> uword {
|
|
ubyte xh = msb(x)
|
|
ubyte xl = lsb(x)
|
|
rol(xh)
|
|
rol(xl)
|
|
return mkword(xh, xl)
|
|
}
|
|
|
|
sub debug_seed() {
|
|
txt.print("\ngalaxy #")
|
|
txt.print_ub(number)
|
|
txt.print("\ngalaxy seed0=")
|
|
txt.print_uwhex(galaxy.seed[0], true)
|
|
txt.print("\ngalaxy seed1=")
|
|
txt.print_uwhex(galaxy.seed[1], true)
|
|
txt.print("\ngalaxy seed2=")
|
|
txt.print_uwhex(galaxy.seed[2], true)
|
|
txt.nl()
|
|
}
|
|
}
|
|
|
|
planet {
|
|
str[] species_sizes = ["Large", "Fierce", "Small"]
|
|
str[] species_colors = ["Green", "Red", "Yellow", "Blue", "Black", "Harmless"]
|
|
str[] species_looks = ["Slimy", "Bug-Eyed", "Horned", "Bony", "Fat", "Furry"]
|
|
str[] species_kinds = ["Rodents", "Frogs", "Lizards", "Lobsters", "Birds", "Humanoids", "Felines", "Insects"]
|
|
str[] govnames = ["Anarchy", "Feudal", "Multi-gov", "Dictatorship", "Communist", "Confederacy", "Democracy", "Corporate State"]
|
|
str[] econnames = ["Rich Industrial", "Average Industrial", "Poor Industrial", "Mainly Industrial",
|
|
"Mainly Agricultural", "Rich Agricultural", "Average Agricultural", "Poor Agricultural"]
|
|
|
|
str[] words81 = ["fabled", "notable", "well known", "famous", "noted"]
|
|
str[] words82 = ["very", "mildly", "most", "reasonably", ""]
|
|
str[] words83 = ["ancient", "\x95", "great", "vast", "pink"]
|
|
str[] words84 = ["\x9E \x9D plantations", "mountains", "\x9C", "\x94 forests", "oceans"]
|
|
str[] words85 = ["shyness", "silliness", "mating traditions", "loathing of \x86", "love for \x86"]
|
|
str[] words86 = ["food blenders", "tourists", "poetry", "discos", "\x8E"]
|
|
str[] words87 = ["talking tree", "crab", "bat", "lobst", "\xB2"]
|
|
str[] words88 = ["beset", "plagued", "ravaged", "cursed", "scourged"]
|
|
str[] words89 = ["\x96 civil war", "\x9B \x98 \x99s", "a \x9B disease", "\x96 earthquakes", "\x96 solar activity"]
|
|
str[] words8A = ["its \x83 \x84", "the \xB1 \x98 \x99", "its inhabitants' \x9A \x85", "\xA1", "its \x8D \x8E"]
|
|
str[] words8B = ["juice", "brandy", "water", "brew", "gargle blasters"]
|
|
str[] words8C = ["\xB2", "\xB1 \x99", "\xB1 \xB2", "\xB1 \x9B", "\x9B \xB2"]
|
|
str[] words8D = ["fabulous", "exotic", "hoopy", "unusual", "exciting"]
|
|
str[] words8E = ["cuisine", "night life", "casinos", "sit coms", " \xA1 "]
|
|
str[] words8F = ["\xB0", "The planet \xB0", "The world \xB0", "This planet", "This world"]
|
|
str[] words90 = ["n unremarkable", " boring", " dull", " tedious", " revolting"]
|
|
str[] words91 = ["planet", "world", "place", "little planet", "dump"]
|
|
str[] words92 = ["wasp", "moth", "grub", "ant", "\xB2"]
|
|
str[] words93 = ["poet", "arts graduate", "yak", "snail", "slug"]
|
|
str[] words94 = ["tropical", "dense", "rain", "impenetrable", "exuberant"]
|
|
str[] words95 = ["funny", "wierd", "unusual", "strange", "peculiar"]
|
|
str[] words96 = ["frequent", "occasional", "unpredictable", "dreadful", "deadly"]
|
|
str[] words97 = ["\x82 \x81 for \x8A", "\x82 \x81 for \x8A and \x8A", "\x88 by \x89", "\x82 \x81 for \x8A but \x88 by \x89", "a\x90 \x91"]
|
|
str[] words98 = ["\x9B", "mountain", "edible", "tree", "spotted"]
|
|
str[] words99 = ["\x9F", "\xA0", "\x87oid", "\x93", "\x92"]
|
|
str[] words9A = ["ancient", "exceptional", "eccentric", "ingrained", "\x95"]
|
|
str[] words9B = ["killer", "deadly", "evil", "lethal", "vicious"]
|
|
str[] words9C = ["parking meters", "dust clouds", "ice bergs", "rock formations", "volcanoes"]
|
|
str[] words9D = ["plant", "tulip", "banana", "corn", "\xB2weed"]
|
|
str[] words9E = ["\xB2", "\xB1 \xB2", "\xB1 \x9B", "inhabitant", "\xB1 \xB2"]
|
|
str[] words9F = ["shrew", "beast", "bison", "snake", "wolf"]
|
|
str[] wordsA0 = ["leopard", "cat", "monkey", "goat", "fish"]
|
|
str[] wordsA1 = ["\x8C \x8B", "\xB1 \x9F \xA2", "its \x8D \xA0 \xA2", "\xA3 \xA4", "\x8C \x8B"]
|
|
str[] wordsA2 = ["meat", "cutlet", "steak", "burgers", "soup"]
|
|
str[] wordsA3 = ["ice", "mud", "Zero-G", "vacuum", "\xB1 ultra"]
|
|
str[] wordsA4 = ["hockey", "cricket", "karate", "polo", "tennis"]
|
|
|
|
uword[] @shared wordlists = [
|
|
words81, words82, words83, words84, words85, words86, words87, words88,
|
|
words89, words8A, words8B, words8C, words8D, words8E, words8F, words90,
|
|
words91, words92, words93, words94, words95, words96, words97, words98,
|
|
words99, words9A, words9B, words9C, words9D, words9E, words9F, wordsA0,
|
|
wordsA1, wordsA2, wordsA3, wordsA4]
|
|
|
|
str pairs0 = "abouseitiletstonlonuthnoallexegezacebisousesarmaindirea.eratenbe"
|
|
|
|
ubyte[4] goatsoup_rnd = [0, 0, 0, 0]
|
|
ubyte[4] goatsoup_seed = [0, 0, 0, 0]
|
|
|
|
str name = " " ; 8 max
|
|
ubyte number ; starts at 0 in new galaxy, then increases by 1 for each generated planet
|
|
ubyte x
|
|
ubyte y
|
|
ubyte economy
|
|
ubyte govtype
|
|
ubyte techlevel
|
|
ubyte population
|
|
uword productivity
|
|
uword radius
|
|
ubyte species_is_alien ; otherwise "Human Colonials"
|
|
ubyte species_size
|
|
ubyte species_color
|
|
ubyte species_look
|
|
ubyte species_kind
|
|
|
|
sub set_seed(uword s1, uword s2) {
|
|
goatsoup_seed[0] = lsb(s1)
|
|
goatsoup_seed[1] = msb(s1)
|
|
goatsoup_seed[2] = lsb(s2)
|
|
goatsoup_seed[3] = msb(s2)
|
|
reset_rnd()
|
|
}
|
|
|
|
sub reset_rnd() {
|
|
goatsoup_rnd[0] = goatsoup_seed[0]
|
|
goatsoup_rnd[1] = goatsoup_seed[1]
|
|
goatsoup_rnd[2] = goatsoup_seed[2]
|
|
goatsoup_rnd[3] = goatsoup_seed[3]
|
|
}
|
|
|
|
sub random_name() -> str {
|
|
ubyte ii
|
|
str name = " " ; 8 chars max
|
|
ubyte nx = 0
|
|
for ii in 0 to goatsoup_rnd_number() & 3 {
|
|
ubyte x = goatsoup_rnd_number() & $3e
|
|
if pairs0[x] != '.' {
|
|
name[nx] = pairs0[x]
|
|
nx++
|
|
}
|
|
x++
|
|
if pairs0[x] != '.' {
|
|
name[nx] = pairs0[x]
|
|
nx++
|
|
}
|
|
}
|
|
name[nx] = 0
|
|
name[0] |= 32 ; uppercase first letter
|
|
return name
|
|
}
|
|
|
|
sub goatsoup_rnd_number() -> ubyte {
|
|
ubyte x = goatsoup_rnd[0] * 2
|
|
uword a = x as uword + goatsoup_rnd[2]
|
|
if goatsoup_rnd[0] > 127
|
|
a ++
|
|
goatsoup_rnd[0] = lsb(a)
|
|
goatsoup_rnd[2] = x
|
|
x = goatsoup_rnd[1]
|
|
ubyte ac = x + goatsoup_rnd[3] + msb(a)
|
|
goatsoup_rnd[1] = ac
|
|
goatsoup_rnd[3] = x
|
|
return ac
|
|
}
|
|
|
|
sub distance(ubyte px, ubyte py) -> ubyte {
|
|
uword ax
|
|
uword ay
|
|
if px>x
|
|
ax=px-x
|
|
else
|
|
ax=x-px
|
|
if py>y
|
|
ay=py-y
|
|
else
|
|
ay=y-py
|
|
ay /= 2
|
|
ubyte d = sqrt16(ax*ax + ay*ay)
|
|
if d>63
|
|
return 255
|
|
return d*4
|
|
}
|
|
|
|
sub soup() -> str {
|
|
str planet_result = " " * 160
|
|
uword[6] source_stack
|
|
ubyte stack_ptr = 0
|
|
str start_source = "\x8F is \x97."
|
|
uword source_ptr = &start_source
|
|
uword result_ptr = &planet_result
|
|
|
|
reset_rnd()
|
|
recursive_soup()
|
|
return planet_result
|
|
|
|
sub recursive_soup() {
|
|
repeat {
|
|
ubyte c = @(source_ptr)
|
|
source_ptr++
|
|
if c == $00 {
|
|
@(result_ptr) = 0
|
|
return
|
|
}
|
|
else if c <= $80 {
|
|
@(result_ptr) = c
|
|
result_ptr++
|
|
}
|
|
else {
|
|
if c <= $a4 {
|
|
ubyte rnr = goatsoup_rnd_number()
|
|
ubyte wordNr = (rnr >= $33) + (rnr >= $66) + (rnr >= $99) + (rnr >= $CC)
|
|
source_stack[stack_ptr] = source_ptr
|
|
stack_ptr++
|
|
source_ptr = getword(c, wordNr)
|
|
recursive_soup() ; RECURSIVE CALL - ignore the warning message from the compiler; we don't use local variables or parameters so we're safe in this case
|
|
stack_ptr--
|
|
source_ptr = source_stack[stack_ptr]
|
|
} else {
|
|
if c == $b0 {
|
|
@(result_ptr) = name[0] | 32
|
|
result_ptr++
|
|
concat_string(&name + 1)
|
|
}
|
|
else if c == $b1 {
|
|
@(result_ptr) = name[0] | 32
|
|
result_ptr++
|
|
ubyte ni
|
|
for ni in 1 to len(name) {
|
|
ubyte cc = name[ni]
|
|
if cc in ['e', 'o', 0]
|
|
break
|
|
else {
|
|
@(result_ptr) = cc
|
|
result_ptr++
|
|
}
|
|
}
|
|
@(result_ptr) = 'i'
|
|
result_ptr++
|
|
@(result_ptr) = 'a'
|
|
result_ptr++
|
|
@(result_ptr) = 'n'
|
|
result_ptr++
|
|
}
|
|
else if c == $b2 {
|
|
concat_string(random_name())
|
|
}
|
|
else {
|
|
@(result_ptr) = c
|
|
result_ptr++
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
sub concat_string(uword str_ptr) {
|
|
repeat {
|
|
ubyte c = @(str_ptr)
|
|
if c==0
|
|
break
|
|
else {
|
|
@(result_ptr) = c
|
|
str_ptr++
|
|
result_ptr++
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
sub display(ubyte compressed, ubyte distance) {
|
|
if compressed {
|
|
print_name_uppercase()
|
|
if distance {
|
|
txt.print(" (")
|
|
util.print_10s(distance)
|
|
txt.print(" LY)")
|
|
}
|
|
txt.print(" Tech level:")
|
|
txt.print_ub(techlevel+1)
|
|
txt.print("\n ")
|
|
txt.print(econnames[economy])
|
|
txt.spc()
|
|
txt.print(govnames[govtype])
|
|
txt.nl()
|
|
} else {
|
|
txt.print("\n\nSystem: ")
|
|
print_name_uppercase()
|
|
txt.print("\nPosition: ")
|
|
txt.print_ub(x)
|
|
txt.chrout('\'')
|
|
txt.print_ub(y)
|
|
txt.spc()
|
|
txt.chrout('#')
|
|
txt.print_ub(number)
|
|
if distance {
|
|
txt.print("\nDistance: ")
|
|
util.print_10s(distance)
|
|
txt.print(" LY")
|
|
}
|
|
txt.print("\nEconomy: ")
|
|
txt.print(econnames[economy])
|
|
txt.print("\nGovernment: ")
|
|
txt.print(govnames[govtype])
|
|
txt.print("\nTech Level: ")
|
|
txt.print_ub(techlevel+1)
|
|
txt.print("\nTurnover: ")
|
|
txt.print_uw(productivity)
|
|
txt.print("\nRadius: ")
|
|
txt.print_uw(radius)
|
|
txt.print("\nPopulation: ")
|
|
txt.print_ub(population >> 3)
|
|
txt.print(" Billion\nSpecies: ")
|
|
if species_is_alien {
|
|
if species_size < len(species_sizes) {
|
|
txt.print(species_sizes[species_size])
|
|
txt.spc()
|
|
}
|
|
if species_color < len(species_colors) {
|
|
txt.print(species_colors[species_color])
|
|
txt.spc()
|
|
}
|
|
if species_look < len(species_looks) {
|
|
txt.print(species_looks[species_look])
|
|
txt.spc()
|
|
}
|
|
if species_kind < len(species_kinds) {
|
|
txt.print(species_kinds[species_kind])
|
|
}
|
|
} else {
|
|
txt.print("Human Colonials")
|
|
}
|
|
txt.nl()
|
|
txt.print(soup())
|
|
txt.nl()
|
|
}
|
|
}
|
|
|
|
sub print_name_uppercase() {
|
|
ubyte c
|
|
for c in name
|
|
txt.chrout(c | 32)
|
|
}
|
|
|
|
asmsub getword(ubyte list @A, ubyte wordidx @Y) -> uword @AY {
|
|
%asm {{
|
|
sty P8ZP_SCRATCH_REG
|
|
sec
|
|
sbc #$81
|
|
asl a
|
|
tay
|
|
lda wordlists,y
|
|
sta P8ZP_SCRATCH_W1
|
|
lda wordlists+1,y
|
|
sta P8ZP_SCRATCH_W1+1
|
|
lda P8ZP_SCRATCH_REG
|
|
asl a
|
|
tay
|
|
lda (P8ZP_SCRATCH_W1),y
|
|
pha
|
|
iny
|
|
lda (P8ZP_SCRATCH_W1),y
|
|
tay
|
|
pla
|
|
rts
|
|
}}
|
|
}
|
|
}
|
|
|
|
util {
|
|
sub prefix_matches(uword prefixptr, uword stringptr) -> ubyte {
|
|
repeat {
|
|
ubyte pc = @(prefixptr)
|
|
ubyte sc = @(stringptr)
|
|
if pc == 0
|
|
return true
|
|
; to lowercase for case insensitive compare:
|
|
pc &= 127
|
|
sc &= 127
|
|
if pc != sc
|
|
return false
|
|
prefixptr++
|
|
stringptr++
|
|
}
|
|
return false
|
|
}
|
|
|
|
sub print_right(ubyte width, uword s) {
|
|
repeat width - string.length(s) {
|
|
txt.spc()
|
|
}
|
|
txt.print(s)
|
|
}
|
|
|
|
asmsub print_10s(uword value @AY) clobbers(A, X, Y) {
|
|
%asm {{
|
|
jsr conv.uword2decimal
|
|
lda conv.uword2decimal.decTenThousands
|
|
ldy #0 ; have we started printing?
|
|
cmp #'0'
|
|
beq +
|
|
jsr c64.CHROUT
|
|
iny
|
|
+ lda conv.uword2decimal.decThousands
|
|
cmp #'0'
|
|
bne +
|
|
cpy #0
|
|
beq ++
|
|
+ jsr c64.CHROUT
|
|
iny
|
|
+ lda conv.uword2decimal.decHundreds
|
|
cmp #'0'
|
|
bne +
|
|
cpy #0
|
|
beq ++
|
|
+ jsr c64.CHROUT
|
|
iny
|
|
+ lda conv.uword2decimal.decTens
|
|
jsr c64.CHROUT
|
|
lda #'.'
|
|
jsr c64.CHROUT
|
|
lda conv.uword2decimal.decOnes
|
|
jsr c64.CHROUT
|
|
rts
|
|
}}
|
|
}
|
|
|
|
}
|