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[imago.git] / intrsc.py

diff --git a/intrsc.py b/intrsc.py
index 564faaa..00165b1 100644 (file)
--- a/intrsc.py
+++ b/intrsc.py
@@ -1,7 +1,7 @@
-from math import sin, cos, tan
+from math import cos, tan

 from operator import itemgetter
 
 from operator import itemgetter
 

-import Image, ImageDraw
+import ImageDraw

 
 def board(image, lines, show_all, do_something):
     intersections = intersections_from_angl_dist(lines, image.size)
 
 def board(image, lines, show_all, do_something):
     intersections = intersections_from_angl_dist(lines, image.size)


@@ -14,22 +14,23 @@ def board(image, lines, show_all, do_something):
     if show_all:
         do_something(image_g, "intersections")
 
     if show_all:
         do_something(image_g, "intersections")
 

-    board = []
+    board_r = []

     
     for line in intersections:
     
     for line in intersections:

-        board.append([stone_color(image, intersection) for intersection in
+        board_r.append([stone_color(image, intersection) for intersection in

                       line])
                       line])

-    return board
+    return board_r

 
 

-def intersections_from_angl_dist(lines, size):
+def intersections_from_angl_dist(lines, size, get_all=False):

     intersections = []
     for (angl1, dist1) in sorted(lines[1], key=itemgetter(1)):
         line = []
         for (angl2, dist2) in sorted(lines[0], key=itemgetter(1)):
             if abs(angl1 - angl2) > 0.4:
     intersections = []
     for (angl1, dist1) in sorted(lines[1], key=itemgetter(1)):
         line = []
         for (angl2, dist2) in sorted(lines[0], key=itemgetter(1)):
             if abs(angl1 - angl2) > 0.4:

-                x =  - ((dist2 / cos(angl2)) - (dist1 / cos(angl1))) / (tan(angl1) - tan(angl2))
+                x =  (- ((dist2 / cos(angl2)) - (dist1 / cos(angl1))) 
+                        / (tan(angl1) - tan(angl2)))

                 y = (tan(angl1) * x) - (dist1 / cos(angl1))
                 y = (tan(angl1) * x) - (dist1 / cos(angl1))

-                if (-size[0] / 2 < x < size[0] / 2 and 
+                if get_all or (-size[0] / 2 < x < size[0] / 2 and 

                     -size[1] / 2 < y < size[1] / 2):
                     line.append((int(x + size[0] / 2), int(y + size[1] / 2)))
         intersections.append(line)
                     -size[1] / 2 < y < size[1] / 2):
                     line.append((int(x + size[0] / 2), int(y + size[1] / 2)))
         intersections.append(line)