From c2250eba878ceff8e452696bc625a414c662872d Mon Sep 17 00:00:00 2001
From: Christophe Riccio <g.truc.creation@gmail.com>
Date: Thu, 20 Jan 2011 11:02:39 +0000
Subject: [PATCH] Added matrix_integer draft

---
 glm/gtc/matrix_integer.hpp      |   0
 test/gtc/CMakeLists.txt         |   1 +
 test/gtc/gtc-integer-matrix.cpp | 126 ++++++++++++++++++++++++++++++++
 3 files changed, 127 insertions(+)
 create mode 100644 glm/gtc/matrix_integer.hpp
 create mode 100644 test/gtc/gtc-integer-matrix.cpp

diff --git a/glm/gtc/matrix_integer.hpp b/glm/gtc/matrix_integer.hpp
new file mode 100644
index 00000000..e69de29b
diff --git a/test/gtc/CMakeLists.txt b/test/gtc/CMakeLists.txt
index 3cbcd7fa..7dc18c00 100644
--- a/test/gtc/CMakeLists.txt
+++ b/test/gtc/CMakeLists.txt
@@ -1 +1,2 @@
+glmCreateTestGTC(gtc-integer-matrix)
 glmCreateTestGTC(gtc-swizzle)
\ No newline at end of file
diff --git a/test/gtc/gtc-integer-matrix.cpp b/test/gtc/gtc-integer-matrix.cpp
new file mode 100644
index 00000000..e1a99c17
--- /dev/null
+++ b/test/gtc/gtc-integer-matrix.cpp
@@ -0,0 +1,126 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// OpenGL Mathematics Copyright (c) 2005 - 2010 G-Truc Creation (www.g-truc.net)
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Created : 2010-09-16
+// Updated : 2010-09-16
+// Licence : This source is under MIT licence
+// File    : test/gtx/simd-mat4.cpp
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+#define GLM_MESSAGES
+#include <glm/glm.hpp>
+#include <glm/gtc/swizzle.hpp>
+
+int test_swizzle_vec4_ref_dynamic()
+{
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec4 B(2, 1, 0, 3);
+		glm::swizzle(A, glm::Z, glm::Y, glm::X, glm::W) = B;
+		assert(A.x == B.x && A.y == B.y && A.z == B.z && A.w == B.w);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec3 B(2, 1, 0);
+		glm::swizzle(A, glm::Z, glm::Y, glm::X) = B;
+		assert(A.x == B.x && A.y == B.y && A.z == B.z);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec2 B(2, 1);
+		glm::swizzle(A, glm::Z, glm::Y) = B;
+		assert(A.x == B.x && A.y == B.y);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		int B(2);
+		glm::swizzle(A, glm::Z) = B;
+		assert(A.x == B);
+	}
+
+	return 0;
+}
+
+int test_swizzle_vec4_ref_static()
+{
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec4 B(2, 1, 0, 3);
+		glm::swizzle<glm::Z, glm::Y, glm::X, glm::W>(A) = B;
+		assert(A.x == B.x && A.y == B.y && A.z == B.z && A.w == B.w);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec3 B(2, 1, 0);
+		glm::swizzle<glm::Z, glm::Y, glm::X>(A) = B;
+		assert(A.x == B.x && A.y == B.y && A.z == B.z);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		glm::ivec2 B(2, 1);
+		glm::swizzle<glm::Z, glm::Y>(A) = B;
+		assert(A.x == B.x && A.y == B.y);
+	}
+
+	{
+		glm::ivec4 A(0, 1, 2, 3);
+		int B(2);
+		glm::swizzle<glm::Z>(A) = B;
+		assert(A.x == B);
+	}
+
+	return 0;
+}
+
+int test_swizzle_vec4_const_dynamic()
+{
+	glm::ivec4 A(0, 1, 2, 3);
+	glm::ivec4 B = glm::swizzle(A, glm::B, glm::G, glm::R, glm::A);
+	assert(glm::all(glm::equal(A, B)));
+
+	glm::ivec3 C = glm::swizzle(A, glm::W, glm::Y, glm::Z);
+	assert(glm::all(glm::equal(glm::ivec3(A), C)));
+
+	glm::ivec2 D = glm::swizzle(A, glm::W, glm::X);
+	assert(glm::all(glm::equal(glm::ivec2(A), D)));
+
+	int E = glm::swizzle(A, glm::Q);
+	assert(E == A.q);
+
+	return 0;
+}
+
+int test_swizzle_vec4_const_static()
+{
+	glm::ivec4 A(0, 1, 2, 3);
+
+	glm::ivec4 B = glm::swizzle<glm::B, glm::G, glm::R, glm::A>(A);
+	assert(glm::all(glm::equal(A, B)));
+
+	glm::ivec3 C = glm::swizzle<glm::W, glm::Y, glm::Z>(A);
+	assert(glm::all(glm::equal(glm::ivec3(A), C)));
+
+	glm::ivec2 D = glm::swizzle<glm::W, glm::X>(A);
+	assert(glm::all(glm::equal(glm::ivec2(A), D)));
+
+	int E = glm::swizzle<glm::Q>(A);
+	assert(E == A.q);
+
+	return 0;
+}
+
+int main(int argc, void* argv[])
+{
+	int Failed = 0;
+	Failed += test_swizzle_vec4_ref_dynamic();
+	Failed += test_swizzle_vec4_ref_static();
+	Failed += test_swizzle_vec4_const_dynamic();
+	Failed += test_swizzle_vec4_const_static();
+
+	return Failed;
+}