From e5c662b1a8bcaea2cce9c5879988030289541b0b Mon Sep 17 00:00:00 2001
From: Christophe Riccio <g.truc.creation@gmail.com>
Date: Tue, 11 Jan 2011 01:58:25 +0000
Subject: [PATCH] updated test

---
 test/gtx/gtx-simd-mat4.cpp | 70 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/test/gtx/gtx-simd-mat4.cpp b/test/gtx/gtx-simd-mat4.cpp
index 0c8932ca..d3ae03d0 100644
--- a/test/gtx/gtx-simd-mat4.cpp
+++ b/test/gtx/gtx-simd-mat4.cpp
@@ -7,12 +7,76 @@
 // File    : test/gtx/simd-mat4.cpp
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
+#define GLM_INSTRUCTION_SET GLM_PLATFORM_SSE3
 #include <glm/glm.hpp>
 #include <glm/gtx/simd_mat4.hpp>
 #include <iostream>
+#include <ctime>
+#include <vector>
+
+void test_detA()
+{
+	glm::mat4 Identity(
+		glm::vec4(4.0f, 0.7f, 0.1f, 0.01f),
+		glm::vec4(0.5f, 3.0f, 0.6f, 0.02f),
+		glm::vec4(0.2f, 0.4f, 2.0f, 0.03f),
+		glm::vec4(4.0f, 3.0f, 2.0f, 1.00f));
+
+	std::vector<float> Test(10000000);
+
+	std::clock_t TimeStart = clock();
+
+	for(std::size_t i = 0; i < Test.size(); ++i)
+		Test[i] = glm::determinant(Identity);
+
+	std::clock_t TimeEnd = clock();
+	printf("Det A: %d\n", TimeEnd - TimeStart);
+}
+
+void test_detB()
+{
+	glm::simd_mat4 IdentityB(
+		glm::simd_vec4(4.0f, 0.7f, 0.1f, 0.01f),
+		glm::simd_vec4(0.5f, 3.0f, 0.6f, 0.02f),
+		glm::simd_vec4(0.2f, 0.4f, 2.0f, 0.03f),
+		glm::simd_vec4(4.0f, 3.0f, 2.0f, 1.00f));
+
+	std::vector<__m128> Test(10000000);
+
+	std::clock_t TimeStart = clock();
+
+	for(std::size_t i = 0; i < Test.size(); ++i)
+		Test[i] = glm::detail::sse_slow_det_ps(&IdentityB.Data[0].Data); 
+
+	std::clock_t TimeEnd = clock();
+	printf("Det B: %d\n", TimeEnd - TimeStart);
+}
+
+void test_detC()
+{
+	glm::simd_mat4 IdentityB(
+		glm::simd_vec4(4.0f, 0.7f, 0.1f, 0.01f),
+		glm::simd_vec4(0.5f, 3.0f, 0.6f, 0.02f),
+		glm::simd_vec4(0.2f, 0.4f, 2.0f, 0.03f),
+		glm::simd_vec4(4.0f, 3.0f, 2.0f, 1.00f));
+
+	std::vector<__m128> Test(10000000);
+
+	std::clock_t TimeStart = clock();
+
+	for(std::size_t i = 0; i < Test.size(); ++i)
+		Test[i] = glm::detail::sse_det_ps(&IdentityB.Data[0].Data); 
+
+	std::clock_t TimeEnd = clock();
+	printf("Det C: %d\n", TimeEnd - TimeStart);
+}
 
 int main(int argc, void* argv[])
 {
+	test_detA();
+	test_detB();
+	test_detC();
+
 	// shuffle test
 	glm::simd_vec4 A(1.0f, 2.0f, 3.0f, 4.0f);
 	glm::simd_vec4 B(5.0f, 6.0f, 7.0f, 8.0f);
@@ -33,5 +97,11 @@ int main(int argc, void* argv[])
 	__m128 DetB = glm::detail::sse_slow_det_ps(&IdentityB.Data[0].Data); 
 	__m128 DetC = glm::detail::sse_det_ps(&IdentityB.Data[0].Data);
 
+	std::vector<float> TestA(100000);
+
+
+	std::vector<__m128> TestB(100000);
+	std::vector<__m128> TestC(100000);
+
 	return 0;
 }