28
shortestVector = function(from, to)
30
if from.x < the.app.width / 2 or
31
from.x > the.bg.width - the.app.width / 2 or
32
from.y < the.app.height / 2 or
33
from.y > the.bg.height - the.app.height / 2 then
34
error('"from" coordinate out of bounds: X='..from.x..' Y='..from.y)
37
if to.x < the.app.width / 2 or
38
to.x > the.bg.width - the.app.width / 2 or
39
to.y < the.app.height / 2 or
40
to.y > the.bg.height - the.app.height / 2 then
41
error('"to" coordinate out of bounds: X='..to.x..' Y='..to.y)
45
-- normalize grid to account for mirror zones
46
local fx = from.x - the.app.width / 2
47
local fy = from.y - the.app.height / 2
48
local tx = to.x - the.app.width / 2
49
local ty = to.y - the.app.height / 2
54
if math.abs(tx - fx) < math.abs(tx - fx - (the.bg.width - the.app.width)) then
55
-- straight path is shorter
58
short.x = tx - fx - (the.bg.width - the.app.width)
62
if math.abs(ty - fy) < math.abs(ty - fy - (the.bg.height - the.app.height)) then
63
-- straight path is shorter
66
short.y = ty - fy - (the.bg.height - the.app.height)
69
return vector.new(short.x, short.y)
73
33
GameView = View:extend {
77
34
onNew = function (self)
80
-- self:add(Fill:new{x=x*400, y=y*400,
81
-- width = 32, height = 32,
87
35
the.storage = Storage:new{filename = 'scores.lua'}
89
if not the.storage.data.highScore then
90
print('initializing storage')
91
the.storage.data = {highScore = 0}
37
--if not the.storage.data.highScore then
38
-- print('initializing storage')
39
-- the.storage.data = {highScore = 0}
94
the.rockColliders = Group:new()
95
42
the.bullets = Group:new()
96
the.mirrors = Group:new()
97
the.rocks = Group:new()
43
the.interface = Group:new()
44
the.planets = Group:new()
45
the.indicators = Group:new()
46
the.enemies = Group:new()
100
49
image = 'data/stars3.png',
107
57
--the.player = CrystalPlayer:new{x=400,y=300}
108
the.player = SpacePlayer:new{x=1366,y=768}
58
the.player = SpacePlayer:new{x=the.bg.width / 2, y=the.bg.height / 2}
109
59
self:add(the.player)
111
--self:add(Enemy:new{x=400, y=300})
60
self:add(the.player.thrust)
61
self:add(the.player.shield)
66
local e = Enemy:new{x = math.random(the.bg.width),
67
y = math.random(the.bg.height)}
68
--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}
70
self:add(e.thrust) -- why doesn't this work in Enemy.new?
113
74
self:add(the.bullets)
114
self:add(the.rockColliders)
115
self:add(the.mirrors)
75
self:add(the.indicators)
76
self:add(the.interface)
78
for _ = 1, math.random(3, 6) do
79
local planet = Planet:new{
80
x = math.random(the.app.width / 2,
81
the.bg.width - the.app.width / 2),
82
y = math.random(the.app.height / 2,
83
the.bg.height - the.app.height / 2),
84
rotation = math.random() * math.pi
86
the.planets:add(planet)
118
89
the.cursor = Cursor:new()
119
90
self:add(the.cursor)
121
the.score = Text:new{
93
y = the.app.height / 2,
122
94
width = the.app.width,
127
local hs = the.storage.data.highScore
131
the.highScore = Text:new{
132
width = the.app.width,
135
text = string.format('High Score: %d:%02d', m, s)
137
self:add(the.highScore)
100
the.interface:add(the.over)
103
the.instructions = Text:new{
104
y = the.app.height / 2 + 32,
105
width = the.app.width,
108
text = "Press Enter to start a new game\nPress Q to quit",
111
the.interface:add(the.instructions)
139
113
love.mouse.setGrab(true)
140
114
love.mouse.setVisible(false)
141
115
love.mouse.setPosition(the.app.width / 2, the.app.height / 2)
143
--self:loadLayers('data/map.lua')
144
117
self.focus = the.player
145
--self:clampTo(self.map)
147
self.gameStart = love.timer.getTime()
149
119
onUpdate = function(self, dt)
150
if the.player.active and love.timer.getTime() > self.lastRock + self.rockInterval then
151
local unseenRock = nil
152
while not unseenRock do
153
local rock = Rock:new{
154
x = math.random(the.app.width / 2,
155
the.bg.width - the.app.width / 2),
156
y = math.random(the.app.height / 2,
157
the.bg.height - the.app.height / 2),
159
x = math.random(-300, 300),
160
y = math.random(-300, 300),
161
rotation = math.random(-7, 7)
163
scale = math.random() + 0.5
166
local rockToPlayer = util.shortestVector(rock, the.player)
167
if math.abs(rockToPlayer.x) > the.app.width / 2 + rock.width * rock.scale and
168
math.abs(rockToPlayer.y) > the.app.height / 2 + rock.height * rock.scale then
173
the.rocks:add(unseenRock)
175
self.lastRock = love.timer.getTime()
178
the.bullets:collide(the.rockColliders)
180
-- for _, mirror in ipairs(the.mirrors.sprites) do
181
-- if not mirror.of then
182
-- print('mirror:' .. inspect(mirror))
183
-- error('mirror OF NOTHING')
120
the.bullets:collide(the.planets)
121
the.bullets:collide(the.player)
122
the.bullets:collide(the.enemies)
187
124
onEndFrame = function(self)
188
if the.player.active then
125
the.interface.translate.x = the.player.x - the.app.width / 2 + the.player.width / 2
126
the.interface.translate.y = the.player.y - the.app.height / 2 + the.player.height / 2
192
128
draw = function (self, x, y)
193
129
View.draw(self, x, y)
194
love.graphics.print('FPS:' .. love.timer.getFPS(), 20, 20)
130
--love.graphics.print('FPS:' .. love.timer.getFPS(), 20, 20)
196
updateScore = function(self)
197
local t = love.timer.getTime() - self.gameStart
201
the.score.text = string.format('Score: %d:%02d', m, s)
202
the.score.y = the.player.y - the.app.height / 2 + the.player.height
203
the.score.x = the.player.x - the.app.width / 2
205
the.highScore.y = the.player.y - the.app.height / 2 + the.player.height
206
the.highScore.x = the.player.x - the.app.width / 2
210
134
MenuScreen = View:extend {