Second Life viewer sources 1.15.1.3

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diff --git a/linden/indra/test/m3math_tut.cpp b/linden/indra/test/m3math_tut.cpp
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+/** 
+ * @file m3math_tut.cpp
+ * @author Adroit
+ * @date March 2007
+ * @brief Test cases of m3math.h
+ *
+ * Copyright (c) 2007-2007, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#include <tut/tut.h>
+#include "lltut.h"
+#include "linden_common.h"
+#include "m3math.h"
+#include "v3math.h"
+#include "v4math.h"
+#include "m4math.h"
+#include "llquaternion.h"
+#include "v3dmath.h"
+
+namespace tut
+{
+        struct m3math_test
+        {
+        };
+        typedef test_group<m3math_test> m3math_test_t;
+        typedef m3math_test_t::object m3math_test_object_t;
+        tut::m3math_test_t tut_m3math_test("m3math_test");
+
+        //test case for identity() fn.
+        template<> template<>
+        void m3math_test_object_t::test<1>()
+        {
+                LLMatrix3 llmat3_obj;
+                llmat3_obj.identity();
+                ensure("LLMatrix3::identity failed", 1.f == llmat3_obj.mMatrix[0][0] &&
+                                        0.f == llmat3_obj.mMatrix[0][1] &&
+                                        0.f == llmat3_obj.mMatrix[0][2] &&
+                                        0.f == llmat3_obj.mMatrix[1][0] &&
+                                        1.f == llmat3_obj.mMatrix[1][1] &&
+                                        0.f == llmat3_obj.mMatrix[1][2] &&
+                                        0.f == llmat3_obj.mMatrix[2][0] &&
+                                        0.f == llmat3_obj.mMatrix[2][1] &&
+                                        1.f == llmat3_obj.mMatrix[2][2]);
+        }
+
+        //test case for LLMatrix3& zero() fn.
+        template<> template<>
+        void m3math_test_object_t::test<2>()
+        {
+                LLMatrix3 llmat3_obj(30, 1, 2, 3);
+                llmat3_obj.zero();
+
+                ensure("LLMatrix3::zero failed", 0.f == llmat3_obj.zero().mMatrix[0][0] &&
+                                        0.f == llmat3_obj.zero().mMatrix[0][1] &&
+                                        0.f == llmat3_obj.zero().mMatrix[0][2] &&
+                                        0.f == llmat3_obj.zero().mMatrix[1][0] &&
+                                        0.f == llmat3_obj.zero().mMatrix[1][1] &&
+                                        0.f == llmat3_obj.zero().mMatrix[1][2] &&
+                                        0.f == llmat3_obj.zero().mMatrix[2][0] &&
+                                        0.f == llmat3_obj.zero().mMatrix[2][1] &&
+                                        0.f == llmat3_obj.zero().mMatrix[2][2]);
+        }
+
+        //test case for setRows(const LLVector3 &x_axis, const LLVector3 &y_axis, const LLVector3 &z_axis) fns.
+        template<> template<>
+        void m3math_test_object_t::test<3>()
+        {
+                LLMatrix3 llmat3_obj;
+                LLVector3 vect1(2, 1, 4);
+                LLVector3 vect2(3, 5, 7);
+                LLVector3 vect3(6, 9, 7);
+                llmat3_obj.setRows(vect1, vect2, vect3);
+                ensure("LLVector3::setRows failed ", 2 == llmat3_obj.mMatrix[0][0] &&
+                                                1 == llmat3_obj.mMatrix[0][1] &&
+                                                4 == llmat3_obj.mMatrix[0][2] &&
+                                                3 == llmat3_obj.mMatrix[1][0] &&
+                                                5 == llmat3_obj.mMatrix[1][1] &&
+                                                7 == llmat3_obj.mMatrix[1][2] &&
+                                                6 == llmat3_obj.mMatrix[2][0] &&
+                                                9 == llmat3_obj.mMatrix[2][1] &&
+                                                7 == llmat3_obj.mMatrix[2][2]);
+        }
+
+        //test case for getFwdRow(), getLeftRow(), getUpRow() fns.
+        template<> template<>
+        void m3math_test_object_t::test<4>()
+        {
+                LLMatrix3 llmat3_obj;
+                LLVector3 vect1(2, 1, 4);
+                LLVector3 vect2(3, 5, 7);
+                LLVector3 vect3(6, 9, 7);
+                llmat3_obj.setRows(vect1, vect2, vect3);
+                
+                ensure("LLVector3::getFwdRow failed ", vect1 == llmat3_obj.getFwdRow());
+                ensure("LLVector3::getLeftRow failed ", vect2 == llmat3_obj.getLeftRow());
+                ensure("LLVector3::getUpRow failed ", vect3 == llmat3_obj.getUpRow());
+        }
+
+        //test case for operator*(const LLMatrix3 &a, const LLMatrix3 &b)
+        template<> template<>
+        void m3math_test_object_t::test<5>()
+        {
+                LLMatrix3 llmat_obj1;
+                LLMatrix3 llmat_obj2;           
+                LLMatrix3 llmat_obj3;
+                
+                LLVector3 llvec1(1, 3, 5);
+                LLVector3 llvec2(3, 6, 1);
+                LLVector3 llvec3(4, 6, 9);
+
+                LLVector3 llvec4(1, 1, 5);
+                LLVector3 llvec5(3, 6, 8);
+                LLVector3 llvec6(8, 6, 2);
+
+                LLVector3 llvec7(0, 0, 0);
+                LLVector3 llvec8(0, 0, 0);
+                LLVector3 llvec9(0, 0, 0);
+                
+                llmat_obj1.setRows(llvec1, llvec2, llvec3);
+                llmat_obj2.setRows(llvec4, llvec5, llvec6);
+                llmat_obj3.setRows(llvec7, llvec8, llvec9);
+                llmat_obj3 = llmat_obj1 * llmat_obj2;
+                ensure("LLMatrix3::operator*(const LLMatrix3 &a, const LLMatrix3 &b) failed", 
+                                                50 == llmat_obj3.mMatrix[0][0] &&
+                                                49 == llmat_obj3.mMatrix[0][1] &&
+                                                39 == llmat_obj3.mMatrix[0][2] &&
+                                                29 == llmat_obj3.mMatrix[1][0] &&
+                                                45 == llmat_obj3.mMatrix[1][1] &&
+                                                65 == llmat_obj3.mMatrix[1][2] &&
+                                                94 == llmat_obj3.mMatrix[2][0] &&
+                                                94 == llmat_obj3.mMatrix[2][1] &&
+                                                86 == llmat_obj3.mMatrix[2][2]);
+        }
+
+
+        //test case for operator*(const LLVector3 &a, const LLMatrix3 &b)
+        template<> template<>
+        void m3math_test_object_t::test<6>()
+        {
+                                
+                LLMatrix3 llmat_obj1;
+                
+                LLVector3 llvec(1, 3, 5);
+                LLVector3 res_vec(0, 0, 0);
+                LLVector3 llvec1(1, 3, 5);
+                LLVector3 llvec2(3, 6, 1);
+                LLVector3 llvec3(4, 6, 9);
+                
+                llmat_obj1.setRows(llvec1, llvec2, llvec3);
+                res_vec = llvec * llmat_obj1;
+
+                LLVector3 expected_result(30, 51, 53);
+
+                ensure("LLMatrix3::operator*(const LLVector3 &a, const LLMatrix3 &b) failed", res_vec == expected_result);
+        }
+
+        //test case for operator*(const LLVector3d &a, const LLMatrix3 &b) 
+        template<> template<>
+        void m3math_test_object_t::test<7>()
+        {
+                LLMatrix3 llmat_obj1;
+                LLVector3d llvec3d1;            
+                LLVector3d llvec3d2(0, 3, 4);
+
+                LLVector3 llvec1(1, 3, 5);
+                LLVector3 llvec2(3, 2, 1);
+                LLVector3 llvec3(4, 6, 0);
+                
+                llmat_obj1.setRows(llvec1, llvec2, llvec3);
+                llvec3d1 = llvec3d2 * llmat_obj1;
+
+                LLVector3d expected_result(25, 30, 3);
+                
+                ensure("LLMatrix3::operator*(const LLVector3 &a, const LLMatrix3 &b) failed", llvec3d1 == expected_result);
+        }
+
+        // test case for operator==(const LLMatrix3 &a, const LLMatrix3 &b)
+        template<> template<>
+        void m3math_test_object_t::test<8>()
+        {
+                LLMatrix3 llmat_obj1;
+                LLMatrix3 llmat_obj2;           
+                
+                LLVector3 llvec1(1, 3, 5);
+                LLVector3 llvec2(3, 6, 1);
+                LLVector3 llvec3(4, 6, 9);
+
+                llmat_obj1.setRows(llvec1, llvec2, llvec3);
+                llmat_obj2.setRows(llvec1, llvec2, llvec3);
+                ensure("LLMatrix3::operator==(const LLMatrix3 &a, const LLMatrix3 &b) failed", llmat_obj1 == llmat_obj2);
+
+                llmat_obj2.setRows(llvec2, llvec2, llvec3);
+                ensure("LLMatrix3::operator!=(const LLMatrix3 &a, const LLMatrix3 &b) failed", llmat_obj1 != llmat_obj2);
+        }
+
+        //test case for quaternion() fn.
+        template<> template<>
+        void m3math_test_object_t::test<9>()
+        {
+                LLMatrix3 llmat_obj1;
+                LLQuaternion llmat_quat;                
+                
+                LLVector3 llmat1(2.0f, 1.0f, 6.0f);
+                LLVector3 llmat2(1.0f, 1.0f, 3.0f);
+                LLVector3 llmat3(1.0f, 7.0f, 5.0f);
+
+                llmat_obj1.setRows(llmat1, llmat2, llmat3);
+                llmat_quat = llmat_obj1.quaternion();
+                ensure("LLMatrix3::quaternion failed ", is_approx_equal(-0.66666669f, llmat_quat.mQ[0]) &&
+                                                is_approx_equal(-0.83333337f, llmat_quat.mQ[1]) &&
+                                                is_approx_equal(0.0f, llmat_quat.mQ[2]) &&
+                                                is_approx_equal(1.5f, llmat_quat.mQ[3]));
+        }
+
+        //test case for transpose() fn.
+        template<> template<>
+        void m3math_test_object_t::test<10>()
+        {
+                LLMatrix3 llmat_obj;
+        
+                LLVector3 llvec1(1, 2, 3);
+                LLVector3 llvec2(3, 2, 1);
+                LLVector3 llvec3(2, 2, 2);
+
+                llmat_obj.setRows(llvec1, llvec2, llvec3);
+                llmat_obj.transpose();
+
+                LLVector3 resllvec1(1, 3, 2);
+                LLVector3 resllvec2(2, 2, 2);
+                LLVector3 resllvec3(3, 1, 2);
+                LLMatrix3 expectedllmat_obj;
+                expectedllmat_obj.setRows(resllvec1, resllvec2, resllvec3);
+
+                ensure("LLMatrix3::transpose failed ", llmat_obj == expectedllmat_obj);
+        }
+        
+        //test case for determinant() fn.
+        template<> template<>
+        void m3math_test_object_t::test<11>()
+        {
+                LLMatrix3 llmat_obj1;
+                
+                LLVector3 llvec1(1, 2, 3);
+                LLVector3 llvec2(3, 2, 1);
+                LLVector3 llvec3(2, 2, 2);
+                llmat_obj1.setRows(llvec1, llvec2, llvec3);
+                ensure("LLMatrix3::determinant failed ",  0.0f == llmat_obj1.determinant());
+        }
+
+        //test case for orthogonalize() fn.
+        template<> template<>
+        void m3math_test_object_t::test<12>()
+        {
+                LLMatrix3 llmat_obj;
+
+                LLVector3 llvec1(1, 4, 3);
+                LLVector3 llvec2(1, 2, 0);
+                LLVector3 llvec3(2, 4, 2);
+
+                llmat_obj.setRows(llvec1, llvec2, llvec3);
+                llmat_obj.orthogonalize();
+
+                ensure("LLMatrix3::orthogonalize failed ", is_approx_equal(0.19611613f, llmat_obj.mMatrix[0][0]) &&
+                                                        is_approx_equal(0.78446454f, llmat_obj.mMatrix[0][1]) &&
+                                                        is_approx_equal(0.58834839f, llmat_obj.mMatrix[0][2]) &&
+                                                        is_approx_equal(0.47628206f, llmat_obj.mMatrix[1][0]) &&
+                                                        is_approx_equal(0.44826555f, llmat_obj.mMatrix[1][1]) &&
+                                                        is_approx_equal(-0.75644791f, llmat_obj.mMatrix[1][2]) &&
+                                                        is_approx_equal(-0.85714287f, llmat_obj.mMatrix[2][0]) &&
+                                                        is_approx_equal(0.42857143f, llmat_obj.mMatrix[2][1]) &&
+                                                        is_approx_equal(-0.28571427f, llmat_obj.mMatrix[2][2]));
+        }
+
+        //test case for adjointTranspose() fn.
+        template<> template<>
+        void m3math_test_object_t::test<13>()
+        {
+                LLMatrix3 llmat_obj;
+
+                LLVector3 llvec1(3, 2, 1);
+                LLVector3 llvec2(6, 2, 1);
+                LLVector3 llvec3(3, 6, 8);
+
+                llmat_obj.setRows(llvec1, llvec2, llvec3);
+                llmat_obj.adjointTranspose();
+                
+                ensure("LLMatrix3::adjointTranspose failed ", 10 == llmat_obj.mMatrix[0][0] &&
+                                                -45 == llmat_obj.mMatrix[1][0] &&
+                                                30 == llmat_obj.mMatrix[2][0] &&
+                                                -10 == llmat_obj.mMatrix[0][1] &&
+                                                21 == llmat_obj.mMatrix[1][1] &&
+                                                -12 == llmat_obj.mMatrix[2][1] &&
+                                                0  == llmat_obj.mMatrix[0][2] &&
+                                                3 == llmat_obj.mMatrix[1][2] &&
+                                                -6 == llmat_obj.mMatrix[2][2]);
+        }
+
+        /* TBD: Need to add test cases for getEulerAngles() and setRot() functions */
+}