From b448fbfe04e050df7324a837adccffd2a92f0d7d Mon Sep 17 00:00:00 2001
From: Matt Hill <matthill@gmail.com>
Date: Sun, 26 Oct 2014 16:43:27 -0400
Subject: [PATCH] Added scorekeeper class to manage scores/weights for
 platecorners

---
 src/openalpr/edges/scorekeeper.cpp | 75 ++++++++++++++++++++++++++++++
 src/openalpr/edges/scorekeeper.h   | 48 +++++++++++++++++++
 2 files changed, 123 insertions(+)
 create mode 100644 src/openalpr/edges/scorekeeper.cpp
 create mode 100644 src/openalpr/edges/scorekeeper.h

diff --git a/src/openalpr/edges/scorekeeper.cpp b/src/openalpr/edges/scorekeeper.cpp
new file mode 100644
index 0000000..a7fcfe3
--- /dev/null
+++ b/src/openalpr/edges/scorekeeper.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2014 New Designs Unlimited, LLC
+ * Opensource Automated License Plate Recognition [http://www.openalpr.com]
+ *
+ * This file is part of OpenAlpr.
+ *
+ * OpenAlpr is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License
+ * version 3 as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <vector>
+
+#include "scorekeeper.h"
+
+ScoreKeeper::ScoreKeeper() {
+}
+
+
+ScoreKeeper::~ScoreKeeper() {
+}
+
+void ScoreKeeper::setScore(std::string weight_id, float score, float weight) {
+
+  // Assume that we never set this value twice
+  weight_ids.push_back(weight_id);
+  scores.push_back(score);
+  weights.push_back(weight);
+}
+
+
+float ScoreKeeper::getTotal() {
+
+  float score = 0;
+  
+  for (unsigned int i = 0; i < weights.size(); i++)
+  {
+    score += scores[i] * weights[i];
+  }
+  
+  return score;
+}
+
+void ScoreKeeper::printDebugScores() {
+  
+  int longest_weight_id = 0;
+  for (unsigned int i = 0; i < weight_ids.size(); i++)
+  {
+    if (weight_ids[i].length() > longest_weight_id)
+      longest_weight_id = weight_ids[i].length();
+  }
+  
+  float total = getTotal();
+  
+  for (unsigned int i = 0; i < weight_ids.size(); i++)
+  {
+    float percent_of_total = (scores[i] * weights[i]) / total * 100;
+
+    std::cout << " - " << std::setw(longest_weight_id + 1) << std::left << weight_ids[i] << 
+            " Weighted Score: " << std::setw(10) << std::left << (scores[i] * weights[i]) << 
+            " Orig Score: " << std::setw(10) << std::left << scores[i] << 
+            " (" << percent_of_total << "% of total)" << std::endl;
+  }
+  
+
+  std::cout << "Total: " << total << std::endl;
+}
\ No newline at end of file
diff --git a/src/openalpr/edges/scorekeeper.h b/src/openalpr/edges/scorekeeper.h
new file mode 100644
index 0000000..9bc773f
--- /dev/null
+++ b/src/openalpr/edges/scorekeeper.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2014 New Designs Unlimited, LLC
+ * Opensource Automated License Plate Recognition [http://www.openalpr.com]
+ *
+ * This file is part of OpenAlpr.
+ *
+ * OpenAlpr is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License
+ * version 3 as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef OPENALPR_SCOREKEEPER_H
+#define	OPENALPR_SCOREKEEPER_H
+
+#include <string>
+#include <iostream>
+#include <iomanip>
+
+class ScoreKeeper {
+public:
+  ScoreKeeper();
+  virtual ~ScoreKeeper();
+    
+  void setScore(std::string weight_id, float score, float weight);
+  
+  float getTotal();
+  
+  void printDebugScores();
+  
+private:
+
+  std::vector<std::string> weight_ids;
+  std::vector<float> weights;
+  
+  std::vector<float> scores;
+  
+};
+
+#endif	/* OPENALPR_SCOREKEEPER_H */
+