From 3fa492032fb6f72fc8d153c0d11ad61155e8c1b9 Mon Sep 17 00:00:00 2001
From: Tomas Musil <tomik.musil@gmail.com>
Date: Fri, 12 Oct 2012 00:04:35 +0200
Subject: [PATCH] moving code around

---
 imago.py  | 55 +++++--------------------------------------------------
 intrsc.py | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 linef.py  |  6 ++++++
 manual.py |  2 +-
 4 files changed, 64 insertions(+), 51 deletions(-)
 create mode 100644 intrsc.py

diff --git a/imago.py b/imago.py
index decc7a6..a0eabfd 100755
--- a/imago.py
+++ b/imago.py
@@ -6,7 +6,6 @@ import sys
 import os
 import math
 import argparse
-from operator import itemgetter
 
 try:
     import Image, ImageDraw
@@ -17,6 +16,7 @@ except ImportError, msg:
 import im_debug
 import linef
 import manual
+import intrsc
 
 def main():
     """Main function of the program."""
@@ -64,45 +64,14 @@ def main():
     else:
         lines = linef.find_lines(image, show_all, do_something, verbose)
 
-    image_g = image.copy()
-    draw = ImageDraw.Draw(image_g)
-    for line in [l for s in lines for l in s]:
-        draw.line(linef.line_from_angl_dist(line, image.size), fill=(120, 255, 120))
-    if show_all:
-        do_something(image_g, "the grid")
- 
-    intersections = intersections_from_angl_dist(lines, image.size)
-    image_g = image.copy()
-    draw = ImageDraw.Draw(image_g)
-    for line in intersections:
-        for (x, y) in line:
-            draw.point((x , y), fill=(120, 255, 120))
-    
-    for line in intersections:
-        print ' '.join([stone_color(image, intersection) for intersection in
-                       line])
+    board = intrsc.board(image, lines, show_all, do_something)
 
-    if show_all:
-        do_something(image_g, "intersections")
+    #simple ASCII output:
+    for line in board:
+        print ' '.join(line)
 
     return 0
 
-def stone_color(image, (x, y)):
-    suma = 0.
-    for i in range(-2, 3):
-        for j in range(-2, 3):
-            try:
-                suma += sum(image.getpixel((x + i, y + j)))
-            except IndexError:
-                pass
-    suma /= 3 * 25
-    if suma < 55:
-        return 'B'
-    elif suma < 200: 
-        return '.'
-    else:
-        return 'W'
-
 class imsave():
     def __init__(self, saving_dir):
         self.saving_dir = saving_dir
@@ -115,20 +84,6 @@ class imsave():
         image.save(filename, 'JPEG')
         self.saving_num += 1
 
-def intersections_from_angl_dist(lines, size):
-    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 / math.cos(angl2))-(dist1 / math.cos(angl1))) / (math.tan(angl1) - math.tan(angl2))
-                y = (math.tan(angl1) * x) - (dist1 / math.cos(angl1))
-                if (-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)
-    return intersections
-
 if __name__ == '__main__':
     try:
         sys.exit(main())
diff --git a/intrsc.py b/intrsc.py
new file mode 100644
index 0000000..564faaa
--- /dev/null
+++ b/intrsc.py
@@ -0,0 +1,52 @@
+from math import sin, cos, tan
+from operator import itemgetter
+
+import Image, ImageDraw
+
+def board(image, lines, show_all, do_something):
+    intersections = intersections_from_angl_dist(lines, image.size)
+    image_g = image.copy()
+    draw = ImageDraw.Draw(image_g)
+    for line in intersections:
+        for (x, y) in line:
+            draw.point((x , y), fill=(120, 255, 120))
+
+    if show_all:
+        do_something(image_g, "intersections")
+
+    board = []
+    
+    for line in intersections:
+        board.append([stone_color(image, intersection) for intersection in
+                      line])
+    return board
+
+def intersections_from_angl_dist(lines, size):
+    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))
+                y = (tan(angl1) * x) - (dist1 / cos(angl1))
+                if (-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)
+    return intersections
+   
+def stone_color(image, (x, y)):
+    suma = 0.
+    for i in range(-2, 3):
+        for j in range(-2, 3):
+            try:
+                suma += sum(image.getpixel((x + i, y + j)))
+            except IndexError:
+                pass
+    suma /= 3 * 25
+    if suma < 55:
+        return 'B'
+    elif suma < 200: 
+        return '.'
+    else:
+        return 'W'
diff --git a/linef.py b/linef.py
index 1dd35d4..fbd1368 100755
--- a/linef.py
+++ b/linef.py
@@ -100,6 +100,12 @@ def find_lines(image, show_all, do_something, verbose):
     if show_all:
         do_something(im_c, "hough x lines")
 
+    image_g = image.copy()
+    draw = ImageDraw.Draw(image_g)
+    for line in [l for s in lines for l in s]:
+        draw.line(line_from_angl_dist(line, image.size), fill=(120, 255, 120))
+    if show_all:
+        do_something(image_g, "the grid")
    
     return lines
 
diff --git a/manual.py b/manual.py
index c7f8e2b..c5b702d 100644
--- a/manual.py
+++ b/manual.py
@@ -11,7 +11,7 @@ class Screen:
     def __init__(self, res):
         pygame.init()
         pygame.display.set_mode(res)
-        pygame.display.set_caption("Go image capture")
+        pygame.display.set_caption("Imago manual mode")
         self._screen = pygame.display.get_surface()
 
     def display_picture(self, im):
-- 
2.4.2