/traderous : revision 32

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STRICT = true

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DEBUG = true

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require 'zoetrope'

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vector = require 'vector'

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require 'group'

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require 'version'

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require 'wrap_tile'

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require 'mirror'

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require 'player'

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require 'enemy'

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require 'cursor'

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require 'bullet'

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require 'rock'

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require 'boom'

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util = {

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signOf = function(value)

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if value >= 0 then

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return 1

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else

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return -1

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end

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end,

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shortestVector = function(from, to)

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if STRICT then

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if from.x < the.app.width / 2 or

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from.x > the.bg.width - the.app.width / 2 or

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from.y < the.app.height / 2 or

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from.y > the.bg.height - the.app.height / 2 then

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error('"from" coordinate out of bounds: X='..from.x..' Y='..from.y)

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end

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if to.x < the.app.width / 2 or

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to.x > the.bg.width - the.app.width / 2 or

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to.y < the.app.height / 2 or

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to.y > the.bg.height - the.app.height / 2 then

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error('"to" coordinate out of bounds: X='..to.x..' Y='..to.y)

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end

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end

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-- normalize grid to account for mirror zones

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local fx = from.x - the.app.width / 2

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local fy = from.y - the.app.height / 2

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local tx = to.x - the.app.width / 2

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local ty = to.y - the.app.height / 2

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local short = {}

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-- pick shorter x

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if math.abs(tx - fx) < math.abs(tx - fx - (the.bg.width - the.app.width)) then

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-- straight path is shorter

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short.x = tx - fx

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else

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short.x = tx - fx - (the.bg.width - the.app.width)

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end

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-- pick shorter y

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if math.abs(ty - fy) < math.abs(ty - fy - (the.bg.height - the.app.height)) then

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-- straight path is shorter

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short.y = ty - fy

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else

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short.y = ty - fy - (the.bg.height - the.app.height)

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end

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return vector.new(short.x, short.y)

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end

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}

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GameView = View:extend {

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lastRock = 0,

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rockInterval = 1,

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gameStart = 0,

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onNew = function (self)

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-- for x = 1,30 do

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-- for y = 1,30 do

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-- self:add(Fill:new{x=x*400, y=y*400,

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-- width = 32, height = 32,

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-- fill = {0,0,255}

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-- })

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-- end

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-- end

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the.rockColliders = Group:new()

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the.bullets = Group:new()

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the.mirrors = Group:new()

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the.rocks = Group:new()

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the.bg = Tile:new{

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image = 'data/stars3.png',

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-- 1366x768 * 3

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width = 4098,

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height = 2304

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}

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self:add(the.bg)

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--the.player = CrystalPlayer:new{x=400,y=300}

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the.player = SpacePlayer:new{x=1366,y=768}

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self:add(the.player)

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--self:add(Enemy:new{x=400, y=300})

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self:add(the.bullets)

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self:add(the.rockColliders)

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self:add(the.mirrors)

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self:add(the.rocks)

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the.cursor = Cursor:new()

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self:add(the.cursor)

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love.mouse.setGrab(true)

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love.mouse.setVisible(false)

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--self:loadLayers('data/map.lua')

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self.focus = the.player

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--self:clampTo(self.map)

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self.gameStart = love.timer.getTime()

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end,

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onUpdate = function(self, dt)

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if love.timer.getTime() > self.lastRock + self.rockInterval then

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local unseenRock = nil

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while not unseenRock do

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local rock = Rock:new{

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x = math.random(the.app.width / 2,

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the.bg.width - the.app.width / 2),

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y = math.random(the.app.height / 2,

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the.bg.height - the.app.height / 2),

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velocity = {

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x = math.random(-300, 300),

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y = math.random(-300, 300),

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rotation = math.random(-7, 7)

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},

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scale = math.random() + 0.5

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}

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local rockToPlayer = util.shortestVector(rock, the.player)

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if math.abs(rockToPlayer.x) > the.app.width / 2 + rock.width * rock.scale and

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math.abs(rockToPlayer.y) > the.app.height / 2 + rock.height * rock.scale then

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unseenRock = rock

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end

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end

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the.rocks:add(unseenRock)

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self.lastRock = love.timer.getTime()

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end

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the.bullets:collide(the.rockColliders)

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end,

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draw = function (self, x, y)

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View.draw(self, x, y)

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love.graphics.print('FPS:' .. love.timer.getFPS(), 20, 20)

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end

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}

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MenuScreen = View:extend {

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title = Text:new{text = "Press a key to start", font = 48, wordWrap = false},

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--title = Tile:new{image = 'data/title.png', x = 0, y = 0},

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onNew = function(self)

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self:add(self.title)

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self.title:centerAround(400, 200)

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end,

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onUpdate = function(self, elapsed)

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if the.keys:allJustPressed() then

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the.app.view = GameView:new()

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end

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end

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}

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the.app = App:new {

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onRun = function (self)

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print('Version: ' .. VERSION)

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math.randomseed(os.time())

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self.view = GameView:new()

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if DEBUG then

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self.console:watch('VERSION', 'VERSION')

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self.console:watch('updateTook', 'the.updateTook')

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self.console:watch('the.player.x', 'the.player.x')

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self.console:watch('the.player.y', 'the.player.y')

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self.console:watch('the.app.width', 'the.app.width')

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self.console:watch('the.app.height', 'the.app.height')

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--self.console:watch('drawTook', 'the.drawTook')

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-- back off that dark overlay a bit

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self.console.fill.fill[4] = 75

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end

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end,

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onUpdate = function (self, dt)

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if the.keys:justPressed('escape') then

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self.quit()

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end

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end,

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update = function (self, dt)

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the.updateStart = love.timer.getMicroTime()

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App.update(self, dt)

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if the.updateStart then

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the.updateTook = love.timer.getMicroTime() - the.updateStart

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end

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end

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}