/zoeplat

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  • Committer: Josh C
  • Date: 2013-04-10 01:20:03 UTC
  • Revision ID: josh@9ix.org-20130410012003-9fs124z86hmtd3sw
command line option for playback/record

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main.lua
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require 'pepperprof'
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require 'getopt_alt'
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10
 
require 'sprite'
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require 'animation'
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require 'player'
13
 
require 'balloon'
14
 
 
15
10
util = {
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   dim = function(dir)
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      if dir == 'x' then
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   end
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}
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21
 
 
22
Player = Animation:extend {
 
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   image = 'data/player.png',
 
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   height = 32,
 
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   width = 32,
 
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   sequences = {
 
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      stand = { frames = { 1 }, fps = 1 },
 
28
      walk = { frames = { 2, 3 }, fps = 5 },
 
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      jump = { frames = { 4 }, fps = 1 },
 
30
      climbLeft = { frames = { 5, 6 }, fps = 5 },
 
31
      climbRight = { frames = { 7, 8 }, fps = 5 }
 
32
   },
 
33
   collisions = {},
 
34
   onWall = false,
 
35
   leftWallAt = 0,
 
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   onNew = function (self)
 
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              self.velocity.y = 0
 
38
              self.maxVelocity.y = 400
 
39
           end,
 
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   doPhysics = function (self, dir, elapsed)
 
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                  local vel = self.velocity
 
42
                  local acc = self.acceleration
 
43
                  local drag = self.drag
 
44
                  local minVel = self.minVelocity
 
45
                  local maxVel = self.maxVelocity
 
46
 
 
47
                  -- check existence of properties
 
48
 
 
49
                  if STRICT then
 
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                     assert(vel, 'active sprite has no velocity property')
 
51
                     assert(acc, 'active sprite has no acceleration property')
 
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                     assert(drag, 'active sprite has no drag property')
 
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                     assert(minVel, 'active sprite has no minVelocity property')
 
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                     assert(maxVel, 'active sprite has no maxVelocity property')
 
55
                     assert(__.include({'x','y','rotation'}, dir), 'direction should be x, y, or rotation')
 
56
                  end
 
57
 
 
58
                  vel.x = vel.x or 0
 
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                  vel.y = vel.y or 0
 
60
                  vel.rotation = vel.rotation or 0
 
61
 
 
62
                  -- physics
 
63
 
 
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                  if acc[dir] and acc[dir] ~= 0 then
 
65
                     vel[dir] = vel[dir] + acc[dir] * elapsed
 
66
                  else
 
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                     if drag[dir] then
 
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                        if vel[dir] > 0 then
 
69
                           vel[dir] = vel[dir] - drag[dir] * elapsed
 
70
                           if vel[dir] < 0 then vel[dir] = 0 end
 
71
                        elseif vel[dir] < 0 then
 
72
                           vel[dir] = vel[dir] + drag[dir] * elapsed
 
73
                           if vel[dir] > 0 then vel[dir] = 0 end
 
74
                        end
 
75
                     end
 
76
                  end
 
77
 
 
78
                  if minVel[dir] and vel[dir] < minVel[dir] then vel[dir] = minVel[dir] end
 
79
                  if maxVel[dir] and vel[dir] > maxVel[dir] then vel[dir] = maxVel[dir] end
 
80
 
 
81
                  -- ugly hack for falling through floor on really slow frames
 
82
                  if math.abs(vel[dir] * elapsed) > 32 then
 
83
                     print('skip')
 
84
                     return
 
85
                  end
 
86
 
 
87
                  if vel[dir] ~= 0 then self[dir] = self[dir] + vel[dir] * elapsed end
 
88
 
 
89
                  if self[dir] < 0 then self[dir] = 0 end
 
90
                  local edge = the.view.map[util.dim(dir)] -
 
91
                               the.player[util.dim(dir)]
 
92
                  -- TODO: take map position into account
 
93
                  if self[dir] > edge then self[dir] = edge end
 
94
               end,
 
95
   onStartFrame = function (self)
 
96
                     -- this is all in startframe so it happens before
 
97
                     -- physics calc at beginning of update
 
98
 
 
99
                     -- jumping/falling updates could go in EndFrame...
 
100
                     self.falling = self.velocity.y > 0
 
101
                     if self.falling then self.jumping = false end
 
102
                     --print(self.jumping, self.falling)
 
103
 
 
104
                     if (not self.onGround) and (not self.onWall) then
 
105
                        self:play('jump')
 
106
                     end
 
107
 
 
108
                     self.acceleration.y = 800
 
109
 
 
110
                     if self.onWall then
 
111
                        self.acceleration.y = 0
 
112
 
 
113
                        if self.onWall == 'right' then
 
114
                           self:play('climbRight')
 
115
                        elseif self.onWall == 'left' then
 
116
                           self:play('climbLeft')
 
117
                        end
 
118
 
 
119
                        if the.keys:pressed('up') then
 
120
                           self.velocity.y = -200
 
121
                        elseif the.keys:pressed('down') then
 
122
                           self.velocity.y = 200
 
123
                        else
 
124
                           self.velocity.y = 0
 
125
                           self:freeze(self.sequences[self.currentName].frames[1])
 
126
                        end
 
127
                     end
 
128
 
 
129
                     if the.keys:pressed('left') then
 
130
                        self.velocity.x = -200
 
131
                        if self.onGround then self:play('walk') end
 
132
                        if self.onWall == 'right' then
 
133
                           self.onWall = false
 
134
                           self.leftWallAt = love.timer.getTime()
 
135
                        end
 
136
                     elseif the.keys:pressed('right') then
 
137
                        self.velocity.x = 200
 
138
                        if self.onGround then self:play('walk') end
 
139
                        if self.onWall == 'left' then
 
140
                           self.onWall = false
 
141
                           self.leftWallAt = love.timer.getTime()
 
142
                        end
 
143
                     else
 
144
                        if not self.onWall then
 
145
                           if self.onGround then self:play('stand') end
 
146
                           self.velocity.x = 0
 
147
                        end
 
148
                     end
 
149
 
 
150
                     if the.keys:justPressed('up') and
 
151
                      (self.onGround or the.console.visible or
 
152
                       (love.timer.getTime() - self.leftWallAt < .1) ) then
 
153
                        self.velocity.y = -400
 
154
                        self.jumping = true
 
155
                     end
 
156
                  end,
 
157
   update = function (self, elapsed)
 
158
               -- NOTE: this is an override, not a callback
 
159
 
 
160
               self:doPhysics('x', elapsed)
 
161
               self:collide(the.view.map)
 
162
 
 
163
               -- handle X collisions
 
164
               self.onWall = false
 
165
               for _, col in ipairs(self.collisions) do
 
166
                  col.other:displaceDir(self, 'x')
 
167
                  if self.velocity.x > 0 then
 
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                     self.onWall = 'right'
 
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                  elseif self.velocity.x < 0 then
 
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                     self.onWall = 'left'
 
171
                  else
 
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                     print 'x ??'
 
173
                  end
 
174
               end
 
175
 
 
176
               self.onGround = false -- right before Y collision callbacks
 
177
               self:doPhysics('y', elapsed)
 
178
               self:collide(the.view.map)
 
179
 
 
180
               -- handle Y collisions
 
181
               for _, col in ipairs(self.collisions) do
 
182
                  if self.velocity.y > 0 then
 
183
                     self.onGround = true
 
184
                  end
 
185
 
 
186
                  col.other:displaceDir(self, 'y')
 
187
                  self.velocity.y = 0
 
188
                  self.jumping = false
 
189
               end
 
190
 
 
191
               -- text blob
 
192
               if not self.text then
 
193
                  self.text = Text:new{wordWrap = true, width = 50, tint = {0,0,0}}
 
194
                  self.textfill = Fill:new{width = 54, border = {0,0,255}}
 
195
                  --the.view:add(self.textfill)
 
196
                  --the.view:add(self.text)
 
197
               end
 
198
               self.text.text = "Blah blah big text etc etc wrapping"
 
199
               self.text:centerAround(self.x+16, self.y+16, 'horizontal')
 
200
               _, texth = self.text:getSize()
 
201
               self.text.y = self.y - texth - 4
 
202
               self.textfill.x = self.text.x - 2
 
203
               self.textfill.y = self.text.y - 2
 
204
               self.textfill.height = texth + 4
 
205
 
 
206
               Animation.update(self, elapsed)
 
207
            end,
 
208
   collide = function (self, ...)
 
209
                self.collisions = {}
 
210
                Animation.collide(self, ...)
 
211
                -- I could return a true/false value here if I wanted to...
 
212
             end,
 
213
   onCollide = function (self, other, xOverlap, yOverlap)
 
214
                  if other == the.view.map then return end
 
215
 
 
216
                  table.insert(self.collisions, {other = other,
 
217
                                                 xOverlap = xOverlap,
 
218
                                                 yOverlap = yOverlap })
 
219
               end
 
220
}
 
221
 
 
222
-- displace on a specific axis (monkey patch Sprite)
 
223
function Sprite:displaceDir(other, dir)
 
224
   if not self.solid or self == other or not other.solid then return end
 
225
   if STRICT then assert(other:instanceOf(Sprite), 'asked to displace a non-sprite') end
 
226
 
 
227
   if other.sprites then
 
228
      -- handle groups
 
229
 
 
230
      for _, spr in pairs(other.sprites) do
 
231
         self:displace(spr, dir)
 
232
      end
 
233
   else
 
234
      -- handle sprites
 
235
      local dim = util.dim(dir)
 
236
 
 
237
      local negMove = (other[dir] - self[dir]) + other[dim]
 
238
      local posMove = (self[dir] + self[dim]) - other[dir]
 
239
 
 
240
      -- TODO: re-add hinting?
 
241
      if negMove < posMove then
 
242
         chg = - negMove
 
243
      else
 
244
         chg = posMove
 
245
      end
 
246
   end
 
247
 
 
248
   other[dir] = other[dir] + chg
 
249
end
 
250
 
 
251
-- don't use zoetrope physics
 
252
function Sprite:update (elapsed)
 
253
   if self.onUpdate then self:onUpdate(elapsed) end
 
254
end
 
255
 
27
256
GameView = View:extend {
28
257
   onNew = function (self)
29
258
              self:loadLayers('data/map.lua')
55
284
   --        end
56
285
}
57
286
 
58
 
MenuScreen = View:extend {
59
 
   --title = Text:new{text = "Test Platform Game", font = 48, wordWrap = false},
60
 
   title = Tile:new{image = 'data/title.png', x = 0, y = 0},
61
 
   onNew = function(self)
62
 
              self:add(self.title)
63
 
              --self.title:centerAround(400, 200)
64
 
           end,
65
 
   onUpdate = function(self, elapsed)
66
 
                 if the.keys:allJustPressed() then
67
 
                    the.app.view = GameView:new()
68
 
                 end
69
 
              end
70
 
}
71
 
 
72
287
the.app = App:new {
73
288
   record = true,
74
289
   onRun = function (self)
75
 
              self.view = MenuScreen:new()
76
 
              if DEBUG then
77
 
                 self.console:watch('onGround', 'the.player.onGround')
78
 
                 self.console:watch('onWall', 'the.player.onWall')
79
 
                 self.console:watch('updateTook', 'the.updateTook')
80
 
                 self.console:watch('drawTook', 'the.drawTook')
81
 
                 self.console:watch('recorder state', 'the.recorder.state')
82
 
              end
 
290
              self.view = GameView:new()
 
291
              self.console:watch('onGround', 'the.player.onGround')
 
292
              self.console:watch('onWall', 'the.player.onWall')
 
293
              self.console:watch('updateTook', 'the.updateTook')
 
294
              self.console:watch('drawTook', 'the.drawTook')
 
295
              self.console:watch('recorder state', 'the.recorder.state')
83
296
 
84
297
              --the.profiler = newProfiler('time', 2000)
85
298
              --the.profiler = newProfiler()
94
307
                       outfile:close()
95
308
                    end
96
309
 
97
 
                    if self.record and the.recorder then
 
310
                    if self.record then
98
311
                       if not love.filesystem.remove('record.lua') then
99
312
                          print('could not remove record.lua')
100
313
                       end