Added bit interleave for 3 and 4 integers

test/gtc/gtc_random.cpp

@@ -11,6 +11,9 @@
 #include <glm/gtc/random.hpp>
 #include <glm/gtc/epsilon.hpp>
 #include <iostream>
+#if(GLM_LANG & GLM_LANG_CXX0X)
+#	include <array>
+#endif
 
 int test_linearRand()
 {
@@ -136,6 +139,46 @@ int test_ballRand()
 	return Error;
 }
 
+#if(GLM_LANG & GLM_LANG_CXX0X)
+int test_grid()
+{
+	int Error = 0;
+
+	typedef std::array<int, 8> colors;
+	typedef std::array<int, 8 * 8> grid;
+
+	grid Grid;
+	colors Colors;
+
+	grid GridBest;
+	colors ColorsBest;
+
+	while(true)
+	{
+		for(std::size_t i = 0; i < Grid.size(); ++i)
+			Grid[i] = int(glm::linearRand(0.0, 8.0 * 8.0 * 8.0 - 1.0) / 64.0);
+
+		for(std::size_t i = 0; i < Grid.size(); ++i)
+			++Colors[Grid[i]];
+
+		bool Exit = true;
+		for(std::size_t i = 0; i < Colors.size(); ++i)
+		{
+			if(Colors[i] == 8)
+				continue;
+
+			Exit = false;
+			break;
+		}
+
+		if(Exit == true)
+			break;
+	}
+
+	return Error;
+}
+#endif
+
 int main()
 {
 	int Error = 0;