/zoeplat

To get this branch, use:
bzr branch http://9ix.org/bzr/zoeplat

« back to all changes in this revision

Viewing changes to main.lua

  • Committer: Josh C
  • Date: 2013-03-20 01:30:46 UTC
  • Revision ID: josh@9ix.org-20130320013046-da2g35k1jzxdihlz
fps indicator, maybe a new tile

Show diffs side-by-side

added added

removed removed

Lines of Context:
main.lua
2
2
DEBUG = true
3
3
 
4
4
require 'zoetrope'
5
 
_ = require 'underscore'
 
5
__ = require 'underscore'
6
6
--inspect = require 'inspect'
 
7
require 'pepperprof'
 
8
 
 
9
util = {
 
10
   dim = function(dir)
 
11
      if dir == 'x' then
 
12
         return 'width'
 
13
      elseif dir == 'y' then
 
14
         return 'height'
 
15
      else
 
16
         print 'dir ??'
 
17
      end
 
18
   end
 
19
}
7
20
 
8
21
Player = Animation:extend {
9
22
   image = 'data/player.png',
12
25
   sequences = {
13
26
      stand = { frames = { 1 }, fps = 1 },
14
27
      walk = { frames = { 2, 3 }, fps = 5 },
15
 
      jump = { frames = { 4 }, fps = 1 }
 
28
      jump = { frames = { 4 }, fps = 1 },
 
29
      climbLeft = { frames = { 5, 6 }, fps = 5 },
 
30
      climbRight = { frames = { 7, 8 }, fps = 5 }
16
31
   },
 
32
   collisions = {},
 
33
   onWall = false,
 
34
   leftWallAt = 0,
17
35
   onNew = function (self)
18
36
              self.velocity.y = 0
19
37
              self.maxVelocity.y = 400
33
51
                     assert(drag, 'active sprite has no drag property')
34
52
                     assert(minVel, 'active sprite has no minVelocity property')
35
53
                     assert(maxVel, 'active sprite has no maxVelocity property')
36
 
                     assert(_.include({'x','y','rotation'}, dir), 'direction should be x, y, or rotation')
 
54
                     assert(__.include({'x','y','rotation'}, dir), 'direction should be x, y, or rotation')
37
55
                  end
38
56
 
39
57
                  vel.x = vel.x or 0
59
77
                  if minVel[dir] and vel[dir] < minVel[dir] then vel[dir] = minVel[dir] end
60
78
                  if maxVel[dir] and vel[dir] > maxVel[dir] then vel[dir] = maxVel[dir] end
61
79
 
 
80
                  -- ugly hack for falling through floor on really slow frames
 
81
                  if math.abs(vel[dir] * elapsed) > 32 then
 
82
                     print('skip')
 
83
                     return
 
84
                  end
 
85
 
62
86
                  if vel[dir] ~= 0 then self[dir] = self[dir] + vel[dir] * elapsed end
 
87
 
 
88
                  if self[dir] < 0 then self[dir] = 0 end
 
89
                  local edge = the.view.map[util.dim(dir)] -
 
90
                               the.player[util.dim(dir)]
 
91
                  -- TODO: take map position into account
 
92
                  if self[dir] > edge then self[dir] = edge end
63
93
               end,
64
94
   onStartFrame = function (self)
65
95
                     -- this is all in startframe so it happens before
74
104
                        self:play('jump')
75
105
                     end
76
106
 
77
 
                     self.velocity.x = 0
78
107
                     self.acceleration.y = 800
79
108
 
80
109
                     if self.onWall then
81
110
                        self.acceleration.y = 0
82
111
 
 
112
                        if self.onWall == 'right' then
 
113
                           self:play('climbRight')
 
114
                        elseif self.onWall == 'left' then
 
115
                           self:play('climbLeft')
 
116
                        end
 
117
 
83
118
                        if the.keys:pressed('up') then
84
119
                           self.velocity.y = -200
85
 
                           self:play('stand')
86
120
                        elseif the.keys:pressed('down') then
87
121
                           self.velocity.y = 200
88
 
                           self:play('stand')
89
122
                        else
90
123
                           self.velocity.y = 0
91
 
                           self:play('stand')
 
124
                           self:freeze(self.sequences[self.currentName].frames[1])
92
125
                        end
93
126
                     end
94
127
 
95
128
                     if the.keys:pressed('left') then
96
129
                        self.velocity.x = -200
97
130
                        if self.onGround then self:play('walk') end
98
 
                        if self.onWall == 'right' then self.onWall = false end
99
 
                        if self.onWall == 'right' then self.onWall = false end
 
131
                        if self.onWall == 'right' then
 
132
                           self.onWall = false
 
133
                           self.leftWallAt = love.timer.getTime()
 
134
                        end
100
135
                     elseif the.keys:pressed('right') then
101
136
                        self.velocity.x = 200
102
137
                        if self.onGround then self:play('walk') end
103
 
                        if self.onWall == 'left' then self.onWall = false end
 
138
                        if self.onWall == 'left' then
 
139
                           self.onWall = false
 
140
                           self.leftWallAt = love.timer.getTime()
 
141
                        end
104
142
                     else
105
 
                        if self.onGround then self:play('stand') end
 
143
                        if not self.onWall then
 
144
                           if self.onGround then self:play('stand') end
 
145
                           self.velocity.x = 0
 
146
                        end
106
147
                     end
107
148
 
108
 
                     if the.keys:justPressed('up') and self.onGround then
 
149
                     if the.keys:justPressed('up') and
 
150
                      (self.onGround or the.console.visible or
 
151
                       (love.timer.getTime() - self.leftWallAt < .1) ) then
109
152
                        self.velocity.y = -400
110
153
                        self.jumping = true
111
154
                     end
114
157
               -- NOTE: this is an override, not a callback
115
158
 
116
159
               self:doPhysics('x', elapsed)
 
160
               self:collide(the.view.map)
 
161
 
 
162
               -- handle X collisions
 
163
               self.onWall = false
 
164
               for _, col in ipairs(self.collisions) do
 
165
                  col.other:displaceDir(self, 'x')
 
166
                  if self.velocity.x > 0 then
 
167
                     self.onWall = 'right'
 
168
                  elseif self.velocity.x < 0 then
 
169
                     self.onWall = 'left'
 
170
                  else
 
171
                     print 'x ??'
 
172
                  end
 
173
               end
117
174
 
118
175
               self.onGround = false -- right before Y collision callbacks
119
176
               self:doPhysics('y', elapsed)
120
 
 
121
177
               self:collide(the.view.map)
122
178
 
 
179
               -- handle Y collisions
 
180
               for _, col in ipairs(self.collisions) do
 
181
                  if self.velocity.y > 0 then
 
182
                     self.onGround = true
 
183
                  end
 
184
 
 
185
                  col.other:displaceDir(self, 'y')
 
186
                  self.velocity.y = 0
 
187
                  self.jumping = false
 
188
               end
 
189
 
123
190
               Animation.update(self, elapsed)
124
191
            end,
 
192
   collide = function (self, ...)
 
193
                self.collisions = {}
 
194
                Animation.collide(self, ...)
 
195
                -- I could return a true/false value here if I wanted to...
 
196
             end,
125
197
   onCollide = function (self, other, xOverlap, yOverlap)
126
 
                  -- seriously, why does this even fire?
127
198
                  if other == the.view.map then return end
128
199
 
129
 
                  --print(string.format('col s{x=%i y=%i w=%i h=%i} %s', self.x, self.y, self.width, self.height, tostring(other)))
130
 
                  --print('vel.x:'..self.velocity.x.." vel.y:"..self.velocity.y)
131
 
 
132
 
                  -- assumption: any other collision is with a solid map tile
133
 
                  if yOverlap > xOverlap then
134
 
                     other:displace(self)
135
 
 
136
 
                     if self.velocity.x > 0 then
137
 
                        self.onWall = 'right'
138
 
                     elseif self.velocity.x < 0 then
139
 
                        self.onWall = 'left'
140
 
                     else
141
 
                        print 'x ??'
142
 
                     end
143
 
                  elseif xOverlap > yOverlap then
144
 
                     -- check if we've moved since collisions were generated
145
 
                     local xov, yov = self:overlap(other.x, other.y,
146
 
                                                   other.width, other.height)
147
 
                     if xov ~= 0 and yov ~= 0 then
148
 
                        --print('y collision')
149
 
                        if self.velocity.y > 0 then
150
 
                           self.onGround = true
151
 
                        end
152
 
 
153
 
                        self.velocity.y = 0
154
 
                        other:displace(self)
155
 
                        self.jumping = false
156
 
                     end
157
 
                  else
158
 
                     print('xy ??')
159
 
                  end
160
 
 
161
 
               end,
 
200
                  table.insert(self.collisions, {other = other,
 
201
                                                 xOverlap = xOverlap,
 
202
                                                 yOverlap = yOverlap })
 
203
               end
162
204
}
163
205
 
 
206
-- displace on a specific axis (monkey patch Sprite)
 
207
function Sprite:displaceDir(other, dir)
 
208
   if not self.solid or self == other or not other.solid then return end
 
209
   if STRICT then assert(other:instanceOf(Sprite), 'asked to displace a non-sprite') end
 
210
 
 
211
   if other.sprites then
 
212
      -- handle groups
 
213
 
 
214
      for _, spr in pairs(other.sprites) do
 
215
         self:displace(spr, dir)
 
216
      end
 
217
   else
 
218
      -- handle sprites
 
219
      local dim = util.dim(dir)
 
220
 
 
221
      local negMove = (other[dir] - self[dir]) + other[dim]
 
222
      local posMove = (self[dir] + self[dim]) - other[dir]
 
223
 
 
224
      -- TODO: re-add hinting?
 
225
      if negMove < posMove then
 
226
         chg = - negMove
 
227
      else
 
228
         chg = posMove
 
229
      end
 
230
   end
 
231
 
 
232
   other[dir] = other[dir] + chg
 
233
end
 
234
 
 
235
-- don't use zoetrope physics
 
236
function Sprite:update (elapsed)
 
237
   if self.onUpdate then self:onUpdate(elapsed) end
 
238
end
 
239
 
164
240
GameView = View:extend {
165
241
   onNew = function (self)
166
242
              self:loadLayers('data/map.lua')
168
244
              self:clampTo(self.map)
169
245
           end,
170
246
   onUpdate = function (self)
 
247
                 --print('drawTook: ', the.drawTook)
171
248
                 --print('tick')
172
249
                 --the.player:collide(self.map)
173
250
                 --self.map:collide(the.player)
174
 
              end
 
251
              end,
 
252
   draw = function (self, x, y)
 
253
             View.draw(self, x, y)
 
254
 
 
255
             love.graphics.print('FPS:' .. love.timer.getFPS(), 20, 20)
 
256
          end
175
257
}
176
258
 
177
259
the.app = App:new {
178
260
   onRun = function (self)
179
261
              self.view = GameView:new()
180
 
              --print(inspect(_(the.app):keys()))
181
262
              self.console:watch('onGround', 'the.player.onGround')
182
263
              self.console:watch('onWall', 'the.player.onWall')
 
264
              self.console:watch('updateTook', 'the.updateTook')
 
265
              self.console:watch('drawTook', 'the.drawTook')
 
266
 
 
267
              --the.profiler = newProfiler('time', 2000)
 
268
              --the.profiler = newProfiler()
 
269
              --the.profiler:start()
183
270
           end,
184
271
   onUpdate = function (self, dt)
185
 
                 if the.keys:justPressed('escape') and 
186
 
                   not self.console.visible then
 
272
                 if the.keys:justPressed('escape') then
 
273
                    if the.profiler then
 
274
                       the.profiler:stop()
 
275
                       local outfile = io.open( "profile.txt", "w+" )
 
276
                       the.profiler:report( outfile )
 
277
                       outfile:close()
 
278
                    end
 
279
 
187
280
                    self.quit()
188
281
                 end
189
 
              end
190
 
}
 
 
b'\\ No newline at end of file'
 
282
              end,
 
283
   update = function (self, dt)
 
284
               the.updateStart = love.timer.getMicroTime()
 
285
               App.update(self, dt)
 
286
               if the.updateStart then
 
287
                  the.updateTook = love.timer.getMicroTime() - the.updateStart
 
288
               end
 
289
            end
 
290
}