From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 26 Jun 2013 15:22:04 -0700
Subject: First version of the SOurce SDK 2013

---
 sp/src/mathlib/halton.cpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 sp/src/mathlib/halton.cpp

(limited to 'sp/src/mathlib/halton.cpp')

diff --git a/sp/src/mathlib/halton.cpp b/sp/src/mathlib/halton.cpp
new file mode 100644
index 00000000..d0c56325
--- /dev/null
+++ b/sp/src/mathlib/halton.cpp
@@ -0,0 +1,30 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=====================================================================================//
+
+#include <halton.h>
+
+HaltonSequenceGenerator_t::HaltonSequenceGenerator_t(int b)
+{
+	base=b;
+	fbase=(float) b;
+	seed=1;
+
+}
+
+float HaltonSequenceGenerator_t::GetElement(int elem)
+{
+	int tmpseed=seed;
+	float ret=0.0;
+	float base_inv=1.0/fbase;
+	while(tmpseed)
+	{
+		int dig=tmpseed % base;
+		ret+=((float) dig)*base_inv;
+		base_inv/=fbase;
+		tmpseed/=base;
+	}
+	return ret;
+}
-- 
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