From 4342856740cd3ffc418bd5bee7e245ae82452917 Mon Sep 17 00:00:00 2001
From: Jacek Bajor <jacek.m.bajor@vanderbilt.edu>
Date: Wed, 9 Jan 2013 12:48:42 -0600
Subject: [PATCH] CvCircle32f - added constructor

---
 ext/opencv/cvcircle32f.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/ext/opencv/cvcircle32f.cpp b/ext/opencv/cvcircle32f.cpp
index ed44f090..a4008589 100644
--- a/ext/opencv/cvcircle32f.cpp
+++ b/ext/opencv/cvcircle32f.cpp
@@ -40,6 +40,7 @@ define_ruby_class()
   
   rb_klass = rb_define_class_under(opencv, "CvCircle32f", rb_cObject);
   rb_define_alloc_func(rb_klass, rb_allocate);
+  rb_define_private_method(rb_klass, "initialize", RUBY_METHOD_FUNC(rb_initialize), -1);
   rb_define_method(rb_klass, "center", RUBY_METHOD_FUNC(rb_center), 0);
   rb_define_method(rb_klass, "radius", RUBY_METHOD_FUNC(rb_radius), 0);
   rb_define_method(rb_klass, "[]", RUBY_METHOD_FUNC(rb_aref), 1);
@@ -54,6 +55,30 @@ rb_allocate(VALUE klass)
   return Data_Make_Struct(klass, CvCircle32f, 0, -1, ptr);
 }
 
+VALUE
+rb_initialize(int argc, VALUE *argv, VALUE self)
+{
+  CvCircle32f* self_ptr = CVCIRCLE32F(self);
+  switch (argc) {
+  case 0:
+    break;
+  case 2: {
+    CvPoint2D32f point = VALUE_TO_CVPOINT2D32F(argv[0]);
+    self_ptr->center = point;
+    self_ptr->radius = NUM2INT(argv[1]);
+    break;
+  }
+  case 3:
+    self_ptr->center = cvPoint2D32f(NUM2DBL(argv[0]), NUM2DBL(argv[1]));
+    self_ptr->radius = NUM2INT(argv[2]);
+    break;
+  default:
+    rb_raise(rb_eArgError, "wrong number of arguments (%d for 2..3)", argc);
+    break;
+  }
+  return self;
+}
+
 /*
  * Return parameter on center.
  */