wip creating voronoi images for biome generation

src/main.moon

@@ -1,3 +1,9 @@
+size = 500
+debug = false
+
+love.load = ->
+  love.window.setMode size, size
+
 biomes = {
   "frozen desert": { 1/3, 0.75, 0.76, 1, h: 0.5, p: 0.12, t: 0 }
   swamp: { 65/255, 104/255, 37/255, 1, h: 0.1, p: 1, t: 0.8 }
@@ -19,42 +25,22 @@ biomes = {
   -- "dark green": { 0, 0.2, 0, 1, h: 0.5, p: 1, t: 0.5 }
 }
 
-colors = {}
 
 d2 = (A, B) ->
   dx = A[1] - B[1]
   dy = A[2] - B[2]
   return dx * dx + dy * dy
 
-size = 500
+colors = {}
 
-for h = 1, size
+for h = 0, size
   colors[h] = {}
-  for t = 1, size
+  for t = 0, size
     distances = {}
     for name, biome in pairs biomes
       table.insert distances, { d2({biome.h, biome.t}, {h/size, t/size}), name, biome }
     table.sort distances, (A, B) -> return A[1] < B[1]
-    merge = (A, B, f) ->
+    colors[h][t] = distances[1][3]
-      r = math.sqrt (A[1]^2 + B[1]^2) / 2
-      g = math.sqrt (A[2]^2 + B[2]^2) / 2
-      b = math.sqrt (A[3]^2 + B[3]^2) / 2
-      a = math.sqrt ((A[4] or 1)^2 + (B[4] or 1)^2) / 2
-      return { r, g, b, a }
-    merge2 = (A, B, f) ->
-      r = math.sqrt (A[1]^2 + (B[1] * f)^2) / 2
-      g = math.sqrt (A[2]^2 + (B[2] * f)^2) / 2
-      b = math.sqrt (A[3]^2 + (B[3] * f)^2) / 2
-      a = math.sqrt ((A[4] or 1)^2 + ((B[4] or 1) * f)^2) / 2
-      return { r, g, b, a }
-    merge3 = (A, B, f) ->
-      r = math.sqrt (A[1]^2 + B[1]^2 / f) / 2
-      g = math.sqrt (A[2]^2 + B[2]^2 / f) / 2
-      b = math.sqrt (A[3]^2 + B[3]^2 / f) / 2
-      a = math.sqrt ((A[4] or 1)^2 + (B[4] or 1)^2 / f) / 2
-      return { r, g, b, a }
-    -- colors[h][t] = distances[1][3]
-    colors[h][t] = merge3 distances[1][3], distances[2][3], 1 / (distances[2][1] - distances[1][1])
 
 love.draw = ->
   for x = 1, size
@@ -62,8 +48,24 @@ love.draw = ->
       love.graphics.setColor colors[x][y]
       love.graphics.points x, y
 
-  love.graphics.setColor 1, 0, 0, 1
+  if debug
-  for _, bitch in pairs biomes
+    love.graphics.setColor 1, 0, 0, 1
-    love.graphics.circle "line", bitch.h * size, bitch.t * size, 2
+    for _, bitch in pairs biomes
+      love.graphics.circle "line", bitch.h * size, bitch.t * size, 2
 
-love.keypressed = (key) -> love.event.quit! if key == "escape"
+love.keypressed = (key) ->
+  love.event.quit! if key == "escape"
+
+  if key == 'd'
+    debug = not debug
+
+  if key == 's'
+    fn = (image_data) ->
+      file_name = "#{love.filesystem.getSourceBaseDirectory!}/#{os.time!}.png"
+      file_data = image_data\encode 'png'
+      str = file_data\getString!
+      file = io.open file_name, "wb"
+      file\write str
+      file\flush!
+      file\close!
+    love.graphics.captureScreenshot fn