From 648d49910525abfbdd4055cef179ca17131cd1f9 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Tue, 4 Jan 2011 02:16:06 +0100
Subject: added functions for calculating card/stackpoints

---
 src/common.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 src/common.c

(limited to 'src/common.c')

diff --git a/src/common.c b/src/common.c
new file mode 100644
index 0000000..d676f12
--- /dev/null
+++ b/src/common.c
@@ -0,0 +1,31 @@
+#include "common.h"
+
+int cardpoints(card c)
+{
+	int rem = c % 10;
+	int div = c / 10;
+
+	if(rem == div)
+		return (rem==5)?7:5;
+
+	if(rem == 5)
+		return 2;
+	else if(rem == 0)
+		return 3;
+
+	return 1;
+}
+
+int stackpoints(cardstack s)
+{
+	int points = 0;
+	for(int i=0; i<MAX_CARDSTACK_SIZE; i++)
+	{
+		card cur = s[i];
+		if(cur > 0)
+			points += cardpoints(cur);
+	}
+
+	return points;
+}
+
-- 
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