1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
window.Room = (function(){
var Room = function(opt){
this.id = opt.id || Rooms.list.length
this.rect = opt.rect
this.regions = []
this.walls = []
this.floor = []
this.ceiling = []
this.height = opt.height || 200
this.focused = false
}
Room.prototype.toString = function(){
return this.rect.toString()
}
Room.prototype.reset = function(){
var copy = this.rect.clone()
copy.id = this.id
copy.sides = FRONT | BACK | LEFT | RIGHT
this.regions = [ copy ]
this.intersects = []
this.constructed = false
this.walls = []
this.mx_walls = []
this.mx_floor = []
this.mx_ceiling = []
}
Room.prototype.bind = function(){
var base = this
base.mx_walls.forEach(function(wall){
$(wall.el).bind({
mouseover: function(){
},
mousemove: function(e){
var color = choice(window.palettes.colors)
base.mx_walls.forEach(function(wall){
$(wall.el).css("background-color", color)
})
},
mousedown: function(){
}
})
})
}
Room.prototype.group_mx_walls = function(){
var base = this
var side_groups = {}, walls = []
// group the walls by side
base.mx_walls.forEach(function(wall){
// ignore half-walls for now
var side = wall.side || wall.half_side
if (side_groups[side]) {
side_groups[side].push(wall)
}
else {
side_groups[side] = [wall]
}
})
// sort the subgroups, and then combine mx objects under wall objects
pairs(side_groups).forEach(function(pair){
var side = pair[0], els = pair[1]
if (side & LEFT_RIGHT) {
els.sort(compare_x)
}
else if (side & FRONT_BACK) {
els.sort(compare_z)
}
var wall
els.forEach(function(el){
if (el.half_side) {
wall = new_wall(el)
walls.push(wall)
wall = null
}
else if (! wall) {
wall = new_wall(el)
walls.push(wall)
}
else if (side & FRONT_BACK && wall.rect.x.b == el.rect.x.a) {
wall.rect.x.b = el.rect.x.b
wall.mx.push(el)
}
else if (side & LEFT_RIGHT && wall.rect.y.b == el.rect.y.a) {
wall.rect.y.b = el.rect.y.b
wall.mx.push(el)
}
else {
wall = new_wall(el)
walls.push(wall)
}
})
})
function new_wall (el) {
return new Wall ({
room: base.id,
side: el.side | el.half_side,
half_side: el.half_side,
rect: el.rect.clone(),
el: el,
})
}
return walls
}
Room.prototype.clipTo = function(r){
// for each of this rect's regions split the region if necessary
var regions = this.regions
var splits
for (var i = 0, len = regions.length; i < len; i++) {
if (regions[i] && regions[i].intersects(r)) {
splits = regions[i].split(r)
regions = regions.concat(splits)
regions[i] = null
}
}
this.regions = regions
}
Room.prototype.collides = function(x,y){
var collision = 0, wall_collision, contains_x, contains_y
this.regions.forEach(function(r){
if (! r.sides) return
wall_collision = 0
if ((r.sides & FRONT) && y < r.y.a) {
wall_collision |= FRONT
}
if ((r.sides & BACK) && r.y.b < y) {
wall_collision |= BACK
}
if ((r.sides & LEFT) && x < r.x.a) {
wall_collision |= LEFT
}
if ((r.sides & RIGHT) && r.x.b < x) {
wall_collision |= RIGHT
}
if (! wall_collision) return
contains_y = r.y.contains(y)
contains_x = r.x.contains(x)
if (contains_x) {
collision |= wall_collision & FRONT_BACK
}
else if (contains_y) {
collision |= wall_collision & LEFT_RIGHT
}
else if (bitcount(wall_collision) > 1) {
collision |= wall_collision
}
})
return collision
}
Room.prototype.collidesDisc = function(x,y,radius){
var collision = 0, wall_collision, contains_x, contains_y
this.regions.forEach(function(r){
if (! r.sides) return
wall_collision = 0
if ((r.sides & FRONT) && y-radius < r.y.a) {
wall_collision |= FRONT
}
if ((r.sides & BACK) && r.y.b < y+radius) {
wall_collision |= BACK
}
if ((r.sides & LEFT) && x-radius < r.x.a) {
wall_collision |= LEFT
}
if ((r.sides & RIGHT) && r.x.b < x+radius) {
wall_collision |= RIGHT
}
if (! wall_collision) return
contains_x = r.x.contains(x, radius)
contains_y = r.y.contains(y, radius)
if (contains_x) {
collision |= wall_collision & FRONT_BACK
}
else if (contains_y) {
collision |= wall_collision & LEFT_RIGHT
}
else if (bitcount(wall_collision) > 1) {
collision |= wall_collision
}
})
return collision
}
return Room
})()
|
