Skip to content
Navigation Menu
{{ message }}
forked from DFHack/dfhack
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathlight.lua
More file actions
377 lines (353 loc) · 9.06 KB
/
Copy pathlight.lua
File metadata and controls
377 lines (353 loc) · 9.06 KB
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
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
-- an experimental lighting engine for df. param: "static" to not recalc when in game. press "~" to recalculate. "`" to exit
local gui = require 'gui'
local guidm = require 'gui.dwarfmode'
local render = require 'plugins.rendermax'
local levelDim=0.05
local tile_attrs = df.tiletype.attrs
local args={...}
function setCell(x,y,cell)
cell=cell or {}
cell.fm=cell.fm or {r=1,g=1,b=1}
cell.bm=cell.bm or {r=1,g=1,b=1}
cell.fo=cell.fo or {r=0,g=0,b=0}
cell.bo=cell.bo or {r=0,g=0,b=0}
render.setCell(x,y,cell)
end
function getCursorPos()
local g_cursor=df.global.cursor
if g_cursor.x ~= -30000 then
return copyall(g_cursor)
end
end
function falloff(color,sqDist,maxdist)
local v1=1/(sqDist/maxdist+1)
local v2=v1-1/(1+maxdist*maxdist)
local v=v2/(1-1/(1+maxdist*maxdist))
return {r=v*color.r,g=v*color.g,b=v*color.b}
end
function blend(c1,c2)
return {r=math.max(c1.r,c2.r),
g=math.max(c1.g,c2.g),
b=math.max(c1.b,c2.b)}
end
LightOverlay=defclass(LightOverlay,guidm.DwarfOverlay)
LightOverlay.ATTRS {
lightMap={},
dynamic=true,
dirty=false,
}
function LightOverlay:init(args)
self.tick=df.global.cur_year_tick_advmode
end
function lightPassable(shape)
if shape==df.tiletype_shape.WALL or
shape==df.tiletype_shape.BROOK_BED or
shape==df.tiletype_shape.TREE then
return false
else
return true
end
end
function circle(xm, ym,r,plot)
local x = -r
local y = 0
local err = 2-2*r -- /* II. Quadrant */
repeat
plot(xm-x, ym+y);--/* I. Quadrant */
plot(xm-y, ym-x);--/* II. Quadrant */
plot(xm+x, ym-y);--/* III. Quadrant */
plot(xm+y, ym+x);--/* IV. Quadrant */
r = err;
if (r <= y) then
y=y+1
err =err+y*2+1; --/* e_xy+e_y < 0 */
end
if (r > x or err > y) then
x=x+1
err =err+x*2+1; --/* e_xy+e_x > 0 or no 2nd y-step */
end
until (x >= 0);
end
function line(x0, y0, x1, y1,plot)
local dx = math.abs(x1-x0)
local dy = math.abs(y1-y0)
local sx,sy
if x0 < x1 then sx = 1 else sx = -1 end
if y0 < y1 then sy = 1 else sy = -1 end
local err = dx-dy
while true do
if not plot(x0,y0) then
return
end
if x0 == x1 and y0 == y1 then
break
end
local e2 = 2*err
if e2 > -dy then
err = err - dy
x0 = x0 + sx
end
if x0 == x1 and y0 == y1 then
if not plot(x0,y0) then
return
end
break
end
if e2 < dx then
err = err + dx
y0 = y0 + sy
end
end
end
function LightOverlay:calculateFovs()
self.fovs=self.fovs or {}
self.precalc=self.precalc or {}
for k,v in ipairs(self.fovs) do
self:calculateFov(v.pos,v.radius,v.color)
end
end
function LightOverlay:calculateFov(pos,radius,color)
local vp=self:getViewport()
local map = self.df_layout.map
local ray=function(tx,ty)
local power=copyall(color)
local lx=pos.x
local ly=pos.y
local setTile=function(x,y)
if x>0 and y>0 and x<=map.width and y<=map.height then
local dtsq=(lx-x)*(lx-x)+(ly-y)*(ly-y)
local dt=math.sqrt(dtsq)
local tile=x+y*map.width
if self.precalc[tile] then
local tcol=blend(self.precalc[tile],power)
if tcol.r==self.precalc[tile].r and tcol.g==self.precalc[tile].g and self.precalc[tile].b==self.precalc[tile].b
and dtsq>0 then
return false
end
end
local ocol=self.lightMap[tile] or {r=0,g=0,b=0}
local ncol=blend(power,ocol)
self.lightMap[tile]=ncol
local v=self.ocupancy[tile]
if dtsq>0 then
power.r=power.r*(v.r^dt)
power.g=power.g*(v.g^dt)
power.b=power.b*(v.b^dt)
end
lx=x
ly=y
local pwsq=power.r*power.r+power.g*power.g+power.b*power.b
return pwsq>levelDim*levelDim
end
return false
end
line(pos.x,pos.y,tx,ty,setTile)
end
circle(pos.x,pos.y,radius,ray)
end
function LightOverlay:placeLightFov(pos,radius,color)
local map = self.df_layout.map
local tile=pos.x+pos.y*map.width
local ocol=self.precalc[tile] or {r=0,g=0,b=0}
local ncol=blend(color,ocol)
self.precalc[tile]=ncol
local ocol=self.lightMap[tile] or {r=0,g=0,b=0}
local ncol=blend(color,ocol)
self.lightMap[tile]=ncol
table.insert(self.fovs,{pos=pos,radius=radius,color=color})
end
function LightOverlay:placeLightFov2(pos,radius,color,f,rays)
f=f or falloff
local raycount=rays or 25
local vp=self:getViewport()
local map = self.df_layout.map
local off=math.random(0,math.pi)
local done={}
for d=0,math.pi*2,math.pi*2/raycount do
local dx,dy
dx=math.cos(d+off)
dy=math.sin(d+off)
local cx=0
local cy=0
for dt=0,radius,0.01 do
if math.abs(math.floor(dt*dx)-cx)>0 or math.abs(math.floor(dt*dy)-cy)> 0then
local x=cx+pos.x
local y=cy+pos.y
if x>0 and y>0 and x<=map.width and y<=map.height and not done[tile] then
local tile=x+y*map.width
done[tile]=true
local ncol=f(color,dt*dt,radius)
local ocol=self.lightMap[tile] or {r=0,g=0,b=0}
ncol=blend(ncol,ocol)
self.lightMap[tile]=ncol
if --(ncol.r==ocol.r and ncol.g==ocol.g and ncol.b==ocol.b) or
not self.ocupancy[tile] then
break
end
end
cx=math.floor(dt*dx)
cy=math.floor(dt*dy)
end
end
end
end
function LightOverlay:placeLight(pos,radius,color,f)
f=f or falloff
local vp=self:getViewport()
local map = self.df_layout.map
for i=-radius,radius do
for j=-radius,radius do
local x=pos.x+i+1
local y=pos.y+j+1
if x>0 and y>0 and x<=map.width and y<=map.height then
local tile=x+y*map.width
local ncol=f(color,(i*i+j*j),radius)
local ocol=self.lightMap[tile] or {r=0,g=0,b=0}
self.lightMap[tile]=blend(ncol,ocol)
end
end
end
end
function LightOverlay:calculateLightLava()
local vp=self:getViewport()
local map = self.df_layout.map
for i=map.x1,map.x2 do
for j=map.y1,map.y2 do
local pos={x=i+vp.x1-1,y=j+vp.y1-1,z=vp.z}
local pos2={x=i+vp.x1-1,y=j+vp.y1-1,z=vp.z-1}
local t1=dfhack.maps.getTileFlags(pos)
local tt=dfhack.maps.getTileType(pos)
if tt then
local shape=tile_attrs[tt].shape
local t2=dfhack.maps.getTileFlags(pos2)
if (t1 and t1.liquid_type and t1.flow_size>0) or
(shape==df.tiletype_shape.EMPTY and t2 and t2.liquid_type and t2.flow_size>0) then
--self:placeLight({x=i,y=j},5,{r=0.8,g=0.2,b=0.2})
self:placeLightFov({x=i,y=j},5,{r=0.8,g=0.2,b=0.2},nil)
end
end
end
end
end
function LightOverlay:calculateLightSun()
local vp=self:getViewport()
local map = self.df_layout.map
for i=map.x1,map.x2+1 do
for j=map.y1,map.y2+1 do
local pos={x=i+vp.x1-1,y=j+vp.y1-1,z=vp.z}
local t1=dfhack.maps.getTileFlags(pos)
if (t1 and t1.outside ) then
self:placeLightFov({x=i,y=j},15,{r=1,g=1,b=1},nil)
end
end
end
end
function LightOverlay:calculateLightCursor()
local c=getCursorPos()
if c then
local vp=self:getViewport()
local pos=vp:tileToScreen(c)
--self:placeLight(pos,11,{r=0.96,g=0.84,b=0.03})
self:placeLightFov({x=pos.x+1,y=pos.y+1},11,{r=0.96,g=0.84,b=0.03})
end
end
function LightOverlay:buildOcupancy()
self.ocupancy={}
local vp=self:getViewport()
local map = self.df_layout.map
for i=map.x1,map.x2+1 do
for j=map.y1,map.y2+1 do
local pos={x=i+vp.x1-1,y=j+vp.y1-1,z=vp.z}
local tile=i+j*map.width
local tt=dfhack.maps.getTileType(pos)
local t1=dfhack.maps.getTileFlags(pos)
if tt then
local shape=tile_attrs[tt].shape
if not lightPassable(shape) then
self.ocupancy[tile]={r=0,g=0,b=0}
else
if t1 and not t1.liquid_type and t1.flow_size>2 then
self.ocupancy[tile]={r=0.5,g=0.5,b=0.7}
else
self.ocupancy[tile]={r=0.8,g=0.8,b=0.8}
end
end
end
end
end
end
function LightOverlay:changed()
if self.dirty or self.tick~=df.global.cur_year_tick_advmode then
self.dirty=false
self.tick=df.global.cur_year_tick_advmode
return true
end
return false
end
function LightOverlay:makeLightMap()
if not self:changed() then
return
end
self.fovs={}
self.precalc={}
self.lightMap={}
self:buildOcupancy()
self:calculateLightCursor()
self:calculateLightLava()
self:calculateLightSun()
self:calculateFovs()
end
function LightOverlay:onIdle()
self._native.parent:logic()
end
function LightOverlay:render(dc)
if self.dynamic then
self:makeLightMap()
end
self:renderParent()
local vp=self:getViewport()
local map = self.df_layout.map
self.lightMap=self.lightMap or {}
render.lockGrids()
render.invalidate({x=map.x1,y=map.y1,w=map.width,h=map.height})
render.resetGrids()
for i=map.x1,map.x2 do
for j=map.y1,map.y2 do
local v=self.lightMap[i+j*map.width]
if v then
setCell(i,j,{fm=v,bm=v})
else
local dimRgb={r=levelDim,g=levelDim,b=levelDim}
setCell(i,j,{fm=dimRgb,bm=dimRgb})
end
end
end
render.unlockGrids()
end
function LightOverlay:onDismiss()
render.lockGrids()
render.resetGrids()
render.invalidate()
render.unlockGrids()
end
function LightOverlay:onInput(keys)
if keys.STRING_A096 then
self:dismiss()
else
self:sendInputToParent(keys)
if keys.CHANGETAB then
self:updateLayout()
end
if keys.STRING_A126 and not self.dynamic then
self:makeLightMap()
end
self.dirty=true
end
end
if not render.isEnabled() then
qerror("Lua rendermode not enabled!")
end
local dyn=true
if #args>0 and args[1]=="static" then dyn=false end
local lview = LightOverlay{ dynamic=dyn}
lview:show()
You can’t perform that action at this time.