From 5ae613519da7eff7150d7383b7fe4dea39a58d51 Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Mon, 24 Oct 2016 13:19:31 +0100
Subject: [PATCH] Change the value of scalar, and specify in a #define

---
 Stream.h |  7 +++++++
 main.cpp | 15 +++++++--------
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/Stream.h b/Stream.h
index 671289e..631e305 100644
--- a/Stream.h
+++ b/Stream.h
@@ -10,6 +10,12 @@
 #include <vector>
 #include <string>
 
+// Array values
+#define startA (0.1)
+#define startB (0.2)
+#define startC (0.0)
+#define startScalar (0.4)
+
 template <class T>
 class Stream
 {
@@ -35,3 +41,4 @@ class Stream
 void listDevices(void);
 std::string getDeviceName(const int);
 std::string getDeviceDriver(const int);
+
diff --git a/main.cpp b/main.cpp
index 87ff9b2..6a15aa7 100644
--- a/main.cpp
+++ b/main.cpp
@@ -44,7 +44,6 @@ unsigned int num_times = 100;
 unsigned int deviceIndex = 0;
 bool use_float = false;
 
-
 template <typename T>
 void check_solution(const unsigned int ntimes, std::vector<T>& a, std::vector<T>& b, std::vector<T>& c);
 
@@ -85,9 +84,9 @@ void run()
     std::cout << "Precision: double" << std::endl;
 
   // Create host vectors
-  std::vector<T> a(ARRAY_SIZE, 0.1);
-  std::vector<T> b(ARRAY_SIZE, 0.2);
-  std::vector<T> c(ARRAY_SIZE, 0.0);
+  std::vector<T> a(ARRAY_SIZE, startA);
+  std::vector<T> b(ARRAY_SIZE, startB);
+  std::vector<T> c(ARRAY_SIZE, startC);
   std::streamsize ss = std::cout.precision();
   std::cout << std::setprecision(1) << std::fixed
     << "Array size: " << ARRAY_SIZE*sizeof(T)*1.0E-6 << " MB"
@@ -222,11 +221,11 @@ template <typename T>
 void check_solution(const unsigned int ntimes, std::vector<T>& a, std::vector<T>& b, std::vector<T>& c)
 {
   // Generate correct solution
-  T goldA = 0.1;
-  T goldB = 0.2;
-  T goldC = 0.0;
+  T goldA = startA;
+  T goldB = startB;
+  T goldC = startC;
 
-  const T scalar = 0.3;
+  const T scalar = startScalar;
 
   for (unsigned int i = 0; i < ntimes; i++)
   {