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Diffstat (limited to 'indra/llmath/tests/v3dmath_test.cpp')
| -rw-r--r-- | indra/llmath/tests/v3dmath_test.cpp | 532 |
1 files changed, 532 insertions, 0 deletions
diff --git a/indra/llmath/tests/v3dmath_test.cpp b/indra/llmath/tests/v3dmath_test.cpp new file mode 100644 index 0000000000..780495e53d --- /dev/null +++ b/indra/llmath/tests/v3dmath_test.cpp @@ -0,0 +1,532 @@ +/** + * @file v3dmath_tut.cpp + * @author Adroit + * @date 2007-03 + * @brief v3dmath test cases. + * + * $LicenseInfo:firstyear=2007&license=viewergpl$ + * + * Copyright (c) 2007-2009, 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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. + * $/LicenseInfo$ + */ + +#include "linden_common.h" +#include "llsd.h" +#include "../test/lltut.h" + +#include "../llquaternion.h" +#include "../m3math.h" +#include "../v4math.h" +#include "../v3dmath.h" +#include "../v3dmath.h" + +namespace tut +{ + struct v3dmath_data + { + }; + typedef test_group<v3dmath_data> v3dmath_test; + typedef v3dmath_test::object v3dmath_object; + tut::v3dmath_test v3dmath_testcase("v3dmath"); + + template<> template<> + void v3dmath_object::test<1>() + { + LLVector3d vec3D; + ensure("1:LLVector3d:Fail to initialize ", ((0 == vec3D.mdV[VX]) && (0 == vec3D.mdV[VY]) && (0 == vec3D.mdV[VZ]))); + F64 x = 2.32f, y = 1.212f, z = -.12f; + LLVector3d vec3Da(x,y,z); + ensure("2:LLVector3d:Fail to initialize ", ((2.32f == vec3Da.mdV[VX]) && (1.212f == vec3Da.mdV[VY]) && (-.12f == vec3Da.mdV[VZ]))); + const F64 vec[3] = {1.2f ,3.2f, -4.2f}; + LLVector3d vec3Db(vec); + ensure("3:LLVector3d:Fail to initialize ", ((1.2f == vec3Db.mdV[VX]) && (3.2f == vec3Db.mdV[VY]) && (-4.2f == vec3Db.mdV[VZ]))); + LLVector3 vec3((F32)x,(F32)y,(F32)z); + LLVector3d vec3Dc(vec3); + ensure_equals("4:LLVector3d Fail to initialize",vec3Da,vec3Dc); + } + + template<> template<> + void v3dmath_object::test<2>() + { + S32 a = -235; + LLSD llsd(a); + LLVector3d vec3d(llsd); + LLSD sd = vec3d.getValue(); + LLVector3d vec3da(sd); + ensure("1:getValue:Fail ", (vec3d == vec3da)); + } + + template<> template<> + void v3dmath_object::test<3>() + { + F64 a = 232345521.411132; + LLSD llsd(a); + LLVector3d vec3d; + vec3d.setValue(llsd); + LLSD sd = vec3d.getValue(); + LLVector3d vec3da(sd); + ensure("1:setValue:Fail to initialize ", (vec3d == vec3da)); + } + + template<> template<> + void v3dmath_object::test<4>() + { + F64 a[3] = {222231.43222, 12345.2343, -434343.33222}; + LLSD llsd; + llsd[0] = a[0]; + llsd[1] = a[1]; + llsd[2] = a[2]; + LLVector3d vec3D; + vec3D = (LLVector3d)llsd; + ensure("1:operator=:Fail to initialize ", ((llsd[0].asReal()== vec3D.mdV[VX]) && (llsd[1].asReal() == vec3D.mdV[VY]) && (llsd[2].asReal() == vec3D.mdV[VZ]))); + } + + template<> template<> + void v3dmath_object::test<5>() + { + F64 x = 2.32f, y = 1.212f, z = -.12f; + LLVector3d vec3D(x,y,z); + vec3D.clearVec(); + ensure("1:clearVec:Fail to initialize ", ((0 == vec3D.mdV[VX]) && (0 == vec3D.mdV[VY]) && (0 == vec3D.mdV[VZ]))); + vec3D.setVec(x,y,z); + ensure("2:setVec:Fail to initialize ", ((x == vec3D.mdV[VX]) && (y == vec3D.mdV[VY]) && (z == vec3D.mdV[VZ]))); + vec3D.zeroVec(); + ensure("3:zeroVec:Fail to initialize ", ((0 == vec3D.mdV[VX]) && (0 == vec3D.mdV[VY]) && (0 == vec3D.mdV[VZ]))); + vec3D.clearVec(); + LLVector3 vec3((F32)x,(F32)y,(F32)z); + vec3D.setVec(vec3); + ensure("4:setVec:Fail to initialize ", ((x == vec3D.mdV[VX]) && (y == vec3D.mdV[VY]) && (z == vec3D.mdV[VZ]))); + vec3D.clearVec(); + const F64 vec[3] = {x,y,z}; + vec3D.setVec(vec); + ensure("5:setVec:Fail to initialize ", ((x == vec3D.mdV[VX]) && (y == vec3D.mdV[VY]) && (z == vec3D.mdV[VZ]))); + LLVector3d vec3Da; + vec3Da.setVec(vec3D); + ensure_equals("6:setVec: Fail to initialize", vec3D, vec3Da); + } + + template<> template<> + void v3dmath_object::test<6>() + { + F64 x = -2.32, y = 1.212, z = -.12; + LLVector3d vec3D(x,y,z); + vec3D.abs(); + ensure("1:abs:Fail ", ((-x == vec3D.mdV[VX]) && (y == vec3D.mdV[VY]) && (-z == vec3D.mdV[VZ]))); + ensure("2:isNull():Fail ", (FALSE == vec3D.isNull())); + vec3D.clearVec(); + x =.00000001, y = .000001001, z = .000001001; + vec3D.setVec(x,y,z); + ensure("3:isNull():Fail ", (TRUE == vec3D.isNull())); + ensure("4:isExactlyZero():Fail ", (FALSE == vec3D.isExactlyZero())); + x =.0000000, y = .00000000, z = .00000000; + vec3D.setVec(x,y,z); + ensure("5:isExactlyZero():Fail ", (TRUE == vec3D.isExactlyZero())); + } + + template<> template<> + void v3dmath_object::test<7>() + { + F64 x = -2.32, y = 1.212, z = -.12; + LLVector3d vec3D(x,y,z); + + ensure("1:operator [] failed",( x == vec3D[0])); + ensure("2:operator [] failed",( y == vec3D[1])); + ensure("3:operator [] failed",( z == vec3D[2])); + vec3D.clearVec(); + x = 23.23, y = -.2361, z = 3.25; + vec3D.setVec(x,y,z); + F64 &ref1 = vec3D[0]; + ensure("4:operator [] failed",( ref1 == vec3D[0])); + F64 &ref2 = vec3D[1]; + ensure("5:operator [] failed",( ref2 == vec3D[1])); + F64 &ref3 = vec3D[2]; + ensure("6:operator [] failed",( ref3 == vec3D[2])); + } + + template<> template<> + void v3dmath_object::test<8>() + { + F32 x = 1.f, y = 2.f, z = -1.f; + LLVector4 vec4(x,y,z); + LLVector3d vec3D; + vec3D = vec4; + ensure("1:operator=:Fail to initialize ", ((vec4.mV[VX] == vec3D.mdV[VX]) && (vec4.mV[VY] == vec3D.mdV[VY]) && (vec4.mV[VZ] == vec3D.mdV[VZ]))); + } + + template<> template<> + void v3dmath_object::test<9>() + { + F64 x1 = 1.78787878, y1 = 232322.2121, z1 = -12121.121212; + F64 x2 = 1.2, y2 = 2.5, z2 = 1.; + LLVector3d vec3D(x1,y1,z1),vec3Da(x2,y2,z2),vec3Db; + vec3Db = vec3Da+ vec3D; + ensure("1:operator+:Fail to initialize ", ((x1+x2 == vec3Db.mdV[VX]) && (y1+y2 == vec3Db.mdV[VY]) && (z1+z2 == vec3Db.mdV[VZ]))); + x1 = -2.45, y1 = 2.1, z1 = 3.0; + vec3D.clearVec(); + vec3Da.clearVec(); + vec3D.setVec(x1,y1,z1); + vec3Da += vec3D; + ensure_equals("2:operator+=: Fail to initialize", vec3Da,vec3D); + vec3Da += vec3D; + ensure("3:operator+=:Fail to initialize ", ((2*x1 == vec3Da.mdV[VX]) && (2*y1 == vec3Da.mdV[VY]) && (2*z1 == vec3Da.mdV[VZ]))); + } + + template<> template<> + void v3dmath_object::test<10>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + F64 x2 = 1.2, y2 = 2.5, z2 = 1.; + LLVector3d vec3D(x1,y1,z1),vec3Da(x2,y2,z2),vec3Db; + vec3Db = vec3Da - vec3D; + ensure("1:operator-:Fail to initialize ", ((x2-x1 == vec3Db.mdV[VX]) && (y2-y1 == vec3Db.mdV[VY]) && (z2-z1 == vec3Db.mdV[VZ]))); + x1 = -2.45, y1 = 2.1, z1 = 3.0; + vec3D.clearVec(); + vec3Da.clearVec(); + vec3D.setVec(x1,y1,z1); + vec3Da -=vec3D; + ensure("2:operator-=:Fail to initialize ", ((2.45 == vec3Da.mdV[VX]) && (-2.1 == vec3Da.mdV[VY]) && (-3.0 == vec3Da.mdV[VZ]))); + vec3Da -= vec3D; + ensure("3:operator-=:Fail to initialize ", ((-2*x1 == vec3Da.mdV[VX]) && (-2*y1 == vec3Da.mdV[VY]) && (-2*z1 == vec3Da.mdV[VZ]))); + } + template<> template<> + void v3dmath_object::test<11>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + F64 x2 = 1.2, y2 = 2.5, z2 = 1.; + LLVector3d vec3D(x1,y1,z1),vec3Da(x2,y2,z2); + F64 res = vec3D * vec3Da; + ensure_approximately_equals( + "1:operator* failed", + res, + (x1*x2 + y1*y2 + z1*z2), + 8); + vec3Da.clearVec(); + F64 mulVal = 4.2; + vec3Da = vec3D * mulVal; + ensure_approximately_equals( + "2a:operator* failed", + vec3Da.mdV[VX], + x1*mulVal, + 8); + ensure_approximately_equals( + "2b:operator* failed", + vec3Da.mdV[VY], + y1*mulVal, + 8); + ensure_approximately_equals( + "2c:operator* failed", + vec3Da.mdV[VZ], + z1*mulVal, + 8); + vec3Da.clearVec(); + vec3Da = mulVal * vec3D; + ensure_approximately_equals( + "3a:operator* failed", + vec3Da.mdV[VX], + x1*mulVal, + 8); + ensure_approximately_equals( + "3b:operator* failed", + vec3Da.mdV[VY], + y1*mulVal, + 8); + ensure_approximately_equals( + "3c:operator* failed", + vec3Da.mdV[VZ], + z1*mulVal, + 8); + vec3D *= mulVal; + ensure_approximately_equals( + "4a:operator*= failed", + vec3D.mdV[VX], + x1*mulVal, + 8); + ensure_approximately_equals( + "4b:operator*= failed", + vec3D.mdV[VY], + y1*mulVal, + 8); + ensure_approximately_equals( + "4c:operator*= failed", + vec3D.mdV[VZ], + z1*mulVal, + 8); + } + + template<> template<> + void v3dmath_object::test<12>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + F64 x2 = 1.2, y2 = 2.5, z2 = 1.; + F64 val1, val2, val3; + LLVector3d vec3D(x1,y1,z1),vec3Da(x2,y2,z2), vec3Db; + vec3Db = vec3D % vec3Da; + val1 = y1*z2 - y2*z1; + val2 = z1*x2 -z2*x1; + val3 = x1*y2-x2*y1; + ensure("1:operator% failed",(val1 == vec3Db.mdV[VX]) && (val2 == vec3Db.mdV[VY]) && (val3 == vec3Db.mdV[VZ])); + vec3D %= vec3Da; + ensure("2:operator%= failed", + is_approx_equal(vec3D.mdV[VX],vec3Db.mdV[VX]) && + is_approx_equal(vec3D.mdV[VY],vec3Db.mdV[VY]) && + is_approx_equal(vec3D.mdV[VZ],vec3Db.mdV[VZ]) ); + } + + template<> template<> + void v3dmath_object::test<13>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1,div = 4.2; + F64 t = 1.f / div; + LLVector3d vec3D(x1,y1,z1), vec3Da; + vec3Da = vec3D/div; + ensure_approximately_equals( + "1a:operator/ failed", + vec3Da.mdV[VX], + x1*t, + 8); + ensure_approximately_equals( + "1b:operator/ failed", + vec3Da.mdV[VY], + y1*t, + 8); + ensure_approximately_equals( + "1c:operator/ failed", + vec3Da.mdV[VZ], + z1*t, + 8); + x1 = 1.23, y1 = 4., z1 = -2.32; + vec3D.clearVec(); + vec3Da.clearVec(); + vec3D.setVec(x1,y1,z1); + vec3Da = vec3D/div; + ensure_approximately_equals( + "2a:operator/ failed", + vec3Da.mdV[VX], + x1*t, + 8); + ensure_approximately_equals( + "2b:operator/ failed", + vec3Da.mdV[VY], + y1*t, + 8); + ensure_approximately_equals( + "2c:operator/ failed", + vec3Da.mdV[VZ], + z1*t, + 8); + vec3D /= div; + ensure_approximately_equals( + "3a:operator/= failed", + vec3D.mdV[VX], + x1*t, + 8); + ensure_approximately_equals( + "3b:operator/= failed", + vec3D.mdV[VY], + y1*t, + 8); + ensure_approximately_equals( + "3c:operator/= failed", + vec3D.mdV[VZ], + z1*t, + 8); + } + + template<> template<> + void v3dmath_object::test<14>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + LLVector3d vec3D(x1,y1,z1), vec3Da; + ensure("1:operator!= failed",(TRUE == (vec3D !=vec3Da))); + vec3Da = vec3D; + ensure("2:operator== failed",(vec3D ==vec3Da)); + vec3D.clearVec(); + vec3Da.clearVec(); + x1 = .211, y1 = 21.111, z1 = 23.22; + vec3D.setVec(x1,y1,z1); + vec3Da.setVec(x1,y1,z1); + ensure("3:operator== failed",(vec3D ==vec3Da)); + ensure("4:operator!= failed",(FALSE == (vec3D !=vec3Da))); + } + + template<> template<> + void v3dmath_object::test<15>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + LLVector3d vec3D(x1,y1,z1), vec3Da; + std::ostringstream stream1, stream2; + stream1 << vec3D; + vec3Da.setVec(x1,y1,z1); + stream2 << vec3Da; + ensure("1:operator << failed",(stream1.str() == stream2.str())); + } + + template<> template<> + void v3dmath_object::test<16>() + { + F64 x1 = 1.23, y1 = 2.0, z1 = 4.; + std::string buf("1.23 2. 4"); + LLVector3d vec3D, vec3Da(x1,y1,z1); + LLVector3d::parseVector3d(buf, &vec3D); + ensure_equals("1:parseVector3d: failed " , vec3D, vec3Da); + } + + template<> template<> + void v3dmath_object::test<17>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + LLVector3d vec3D(x1,y1,z1), vec3Da; + vec3Da = -vec3D; + ensure("1:operator- failed", (vec3D == - vec3Da)); + } + + template<> template<> + void v3dmath_object::test<18>() + { + F64 x = 1., y = 2., z = -1.1; + LLVector3d vec3D(x,y,z); + F64 res = (x*x + y*y + z*z) - vec3D.magVecSquared(); + ensure("1:magVecSquared:Fail ", ((-F_APPROXIMATELY_ZERO <= res)&& (res <=F_APPROXIMATELY_ZERO))); + res = fsqrtf(x*x + y*y + z*z) - vec3D.magVec(); + ensure("2:magVec: Fail ", ((-F_APPROXIMATELY_ZERO <= res)&& (res <=F_APPROXIMATELY_ZERO))); + } + + template<> template<> + void v3dmath_object::test<19>() + { + F64 x = 1., y = 2., z = -1.1; + LLVector3d vec3D(x,y,z); + F64 mag = vec3D.normVec(); + mag = 1.f/ mag; + ensure_approximately_equals( + "1a:normVec: Fail ", + vec3D.mdV[VX], + x * mag, + 8); + ensure_approximately_equals( + "1b:normVec: Fail ", + vec3D.mdV[VY], + y * mag, + 8); + ensure_approximately_equals( + "1c:normVec: Fail ", + vec3D.mdV[VZ], + z * mag, + 8); + x = 0.000000001, y = 0.000000001, z = 0.000000001; + vec3D.clearVec(); + vec3D.setVec(x,y,z); + mag = vec3D.normVec(); + ensure_approximately_equals( + "2a:normVec: Fail ", + vec3D.mdV[VX], + x * mag, + 8); + ensure_approximately_equals( + "2b:normVec: Fail ", + vec3D.mdV[VY], + y * mag, + 8); + ensure_approximately_equals( + "2c:normVec: Fail ", + vec3D.mdV[VZ], + z * mag, + 8); + } + + template<> template<> + void v3dmath_object::test<20>() + { + F64 x1 = 1111.232222; + F64 y1 = 2222222222.22; + F64 z1 = 422222222222.0; + std::string buf("1111.232222 2222222222.22 422222222222"); + LLVector3d vec3Da, vec3Db(x1,y1,z1); + LLVector3d::parseVector3d(buf, &vec3Da); + ensure_equals("1:parseVector3 failed", vec3Da, vec3Db); + } + + template<> template<> + void v3dmath_object::test<21>() + { + F64 x1 = 1., y1 = 2., z1 = -1.1; + F64 x2 = 1.2, y2 = 2.5, z2 = 1.; + F64 val = 2.3f,val1,val2,val3; + val1 = x1 + (x2 - x1)* val; + val2 = y1 + (y2 - y1)* val; + val3 = z1 + (z2 - z1)* val; + LLVector3d vec3Da(x1,y1,z1),vec3Db(x2,y2,z2); + LLVector3d vec3d = lerp(vec3Da,vec3Db,val); + ensure("1:lerp failed", ((val1 ==vec3d.mdV[VX])&& (val2 ==vec3d.mdV[VY]) && (val3 ==vec3d.mdV[VZ]))); + } + + template<> template<> + void v3dmath_object::test<22>() + { + F64 x = 2.32, y = 1.212, z = -.12; + F64 min = 0.0001, max = 3.0; + LLVector3d vec3d(x,y,z); + ensure("1:clamp:Fail ", (TRUE == (vec3d.clamp(min, max)))); + x = 0.000001f, z = 5.3f; + vec3d.setVec(x,y,z); + ensure("2:clamp:Fail ", (TRUE == (vec3d.clamp(min, max)))); + } + + template<> template<> + void v3dmath_object::test<23>() + { + F64 x = 10., y = 20., z = -15.; + F64 epsilon = .23425; + LLVector3d vec3Da(x,y,z), vec3Db(x,y,z); + ensure("1:are_parallel: Fail ", (TRUE == are_parallel(vec3Da,vec3Db,epsilon))); + F64 x1 = -12., y1 = -20., z1 = -100.; + vec3Db.clearVec(); + vec3Db.setVec(x1,y1,z1); + ensure("2:are_parallel: Fail ", (FALSE == are_parallel(vec3Da,vec3Db,epsilon))); + } + + template<> template<> + void v3dmath_object::test<24>() + { +#if LL_WINDOWS && _MSC_VER < 1400 + skip("This fails on VS2003!"); +#else + F64 x = 10., y = 20., z = -15.; + F64 angle1, angle2; + LLVector3d vec3Da(x,y,z), vec3Db(x,y,z); + angle1 = angle_between(vec3Da, vec3Db); + ensure("1:angle_between: Fail ", (0 == angle1)); + F64 x1 = -1., y1 = -20., z1 = -1.; + vec3Da.clearVec(); + vec3Da.setVec(x1,y1,z1); + angle2 = angle_between(vec3Da, vec3Db); + vec3Db.normVec(); + vec3Da.normVec(); + F64 angle = vec3Db*vec3Da; + angle = acos(angle); + ensure("2:angle_between: Fail ", (angle == angle2)); +#endif + } +} |