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Diffstat (limited to 'indra/llmath/tests/v4math_test.cpp')
-rw-r--r-- | indra/llmath/tests/v4math_test.cpp | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/indra/llmath/tests/v4math_test.cpp b/indra/llmath/tests/v4math_test.cpp new file mode 100644 index 0000000000..e020038ae5 --- /dev/null +++ b/indra/llmath/tests/v4math_test.cpp @@ -0,0 +1,388 @@ +/** + * @file v4math_tut.cpp + * @author Adroit + * @date 2007-03 + * @brief v4math 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 "../test/lltut.h" +#include "llsd.h" + +#include "../llquaternion.h" +#include "../m4math.h" +#include "../v4math.h" + +namespace tut +{ + struct v4math_data + { + }; + typedef test_group<v4math_data> v4math_test; + typedef v4math_test::object v4math_object; + tut::v4math_test v4math_testcase("v4math"); + + template<> template<> + void v4math_object::test<1>() + { + LLVector4 vec4; + ensure("1:LLVector4:Fail to initialize " ,((0 == vec4.mV[VX]) && (0 == vec4.mV[VY]) && (0 == vec4.mV[VZ])&& (1.0f == vec4.mV[VW]))); + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4a(x,y,z); + ensure("2:LLVector4:Fail to initialize " ,((x == vec4a.mV[VX]) && (y == vec4a.mV[VY]) && (z == vec4a.mV[VZ])&& (1.0f == vec4a.mV[VW]))); + LLVector4 vec4b(x,y,z,w); + ensure("3:LLVector4:Fail to initialize " ,((x == vec4b.mV[VX]) && (y == vec4b.mV[VY]) && (z == vec4b.mV[VZ])&& (w == vec4b.mV[VW]))); + const F32 vec[4] = {.112f ,23.2f, -4.2f, -.0001f}; + LLVector4 vec4c(vec); + ensure("4:LLVector4:Fail to initialize " ,((vec[0] == vec4c.mV[VX]) && (vec[1] == vec4c.mV[VY]) && (vec[2] == vec4c.mV[VZ])&& (vec[3] == vec4c.mV[VW]))); + LLVector3 vec3(-2.23f,1.01f,42.3f); + LLVector4 vec4d(vec3); + ensure("5:LLVector4:Fail to initialize " ,((vec3.mV[VX] == vec4d.mV[VX]) && (vec3.mV[VY] == vec4d.mV[VY]) && (vec3.mV[VZ] == vec4d.mV[VZ])&& (1.f == vec4d.mV[VW]))); + F32 w1 = -.234f; + LLVector4 vec4e(vec3,w1); + ensure("6:LLVector4:Fail to initialize " ,((vec3.mV[VX] == vec4e.mV[VX]) && (vec3.mV[VY] == vec4e.mV[VY]) && (vec3.mV[VZ] == vec4e.mV[VZ])&& (w1 == vec4e.mV[VW]))); + } + + template<> template<> + void v4math_object::test<2>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4; + vec4.setVec(x,y,z); + ensure("1:setVec:Fail to initialize " ,((x == vec4.mV[VX]) && (y == vec4.mV[VY]) && (z == vec4.mV[VZ])&& (1.0f == vec4.mV[VW]))); + vec4.clearVec(); + ensure("2:clearVec:Fail " ,((0 == vec4.mV[VX]) && (0 == vec4.mV[VY]) && (0 == vec4.mV[VZ])&& (1.0f == vec4.mV[VW]))); + vec4.setVec(x,y,z,w); + ensure("3:setVec:Fail to initialize " ,((x == vec4.mV[VX]) && (y == vec4.mV[VY]) && (z == vec4.mV[VZ])&& (w == vec4.mV[VW]))); + vec4.zeroVec(); + ensure("4:zeroVec:Fail " ,((0 == vec4.mV[VX]) && (0 == vec4.mV[VY]) && (0 == vec4.mV[VZ])&& (0 == vec4.mV[VW]))); + LLVector3 vec3(-2.23f,1.01f,42.3f); + vec4.clearVec(); + vec4.setVec(vec3); + ensure("5:setVec:Fail to initialize " ,((vec3.mV[VX] == vec4.mV[VX]) && (vec3.mV[VY] == vec4.mV[VY]) && (vec3.mV[VZ] == vec4.mV[VZ])&& (1.f == vec4.mV[VW]))); + F32 w1 = -.234f; + vec4.zeroVec(); + vec4.setVec(vec3,w1); + ensure("6:setVec:Fail to initialize " ,((vec3.mV[VX] == vec4.mV[VX]) && (vec3.mV[VY] == vec4.mV[VY]) && (vec3.mV[VZ] == vec4.mV[VZ])&& (w1 == vec4.mV[VW]))); + const F32 vec[4] = {.112f ,23.2f, -4.2f, -.0001f}; + LLVector4 vec4a; + vec4a.setVec(vec); + ensure("7:setVec:Fail to initialize " ,((vec[0] == vec4a.mV[VX]) && (vec[1] == vec4a.mV[VY]) && (vec[2] == vec4a.mV[VZ])&& (vec[3] == vec4a.mV[VW]))); + } + + template<> template<> + void v4math_object::test<3>() + { + F32 x = 10.f, y = -2.3f, z = -.023f; + LLVector4 vec4(x,y,z); + ensure("magVec:Fail ", is_approx_equal(vec4.magVec(), fsqrtf(x*x + y*y + z*z))); + ensure("magVecSquared:Fail ", is_approx_equal(vec4.magVecSquared(), (x*x + y*y + z*z))); + } + + template<> template<> + void v4math_object::test<4>() + { + F32 x = 10.f, y = -2.3f, z = -.023f; + LLVector4 vec4(x,y,z); + F32 mag = vec4.normVec(); + mag = 1.f/ mag; + ensure("1:normVec: Fail " ,is_approx_equal(mag*x,vec4.mV[VX]) && is_approx_equal(mag*y, vec4.mV[VY])&& is_approx_equal(mag*z, vec4.mV[VZ])); + x = 0.000000001f, y = 0.000000001f, z = 0.000000001f; + vec4.clearVec(); + vec4.setVec(x,y,z); + mag = vec4.normVec(); + ensure("2:normVec: Fail " ,is_approx_equal(mag*x,vec4.mV[VX]) && is_approx_equal(mag*y, vec4.mV[VY])&& is_approx_equal(mag*z, vec4.mV[VZ])); + } + + template<> template<> + void v4math_object::test<5>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4(x,y,z,w); + vec4.abs(); + ensure("abs:Fail " ,((x == vec4.mV[VX]) && (-y == vec4.mV[VY]) && (-z == vec4.mV[VZ])&& (-w == vec4.mV[VW]))); + vec4.clearVec(); + ensure("isExactlyClear:Fail " ,(TRUE == vec4.isExactlyClear())); + vec4.zeroVec(); + ensure("isExactlyZero:Fail " ,(TRUE == vec4.isExactlyZero())); + } + + template<> template<> + void v4math_object::test<6>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4(x,y,z,w),vec4a; + vec4a = vec4.scaleVec(vec4); + ensure("scaleVec:Fail " ,(is_approx_equal(x*x, vec4a.mV[VX]) && is_approx_equal(y*y, vec4a.mV[VY]) && is_approx_equal(z*z, vec4a.mV[VZ])&& is_approx_equal(w*w, vec4a.mV[VW]))); + } + + template<> template<> + void v4math_object::test<7>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4(x,y,z,w); + ensure("1:operator [] failed " ,( x == vec4[0])); + ensure("2:operator [] failed " ,( y == vec4[1])); + ensure("3:operator [] failed " ,( z == vec4[2])); + ensure("4:operator [] failed " ,( w == vec4[3])); + x = 23.f, y = -.2361f, z = 3.25; + vec4.setVec(x,y,z); + F32 &ref1 = vec4[0]; + ensure("5:operator [] failed " ,( ref1 == vec4[0])); + F32 &ref2 = vec4[1]; + ensure("6:operator [] failed " ,( ref2 == vec4[1])); + F32 &ref3 = vec4[2]; + ensure("7:operator [] failed " ,( ref3 == vec4[2])); + F32 &ref4 = vec4[3]; + ensure("8:operator [] failed " ,( ref4 == vec4[3])); + } + + template<> template<> + void v4math_object::test<8>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + const F32 val[16] = { + 1.f, 2.f, 3.f, 0.f, + .34f, .1f, -.5f, 0.f, + 2.f, 1.23f, 1.234f, 0.f, + .89f, 0.f, 0.f, 0.f + }; + LLMatrix4 mat(val); + LLVector4 vec4(x,y,z,w),vec4a; + vec4.rotVec(mat); + vec4a.setVec(x,y,z,w); + vec4a.rotVec(mat); + ensure_equals("1:rotVec: Fail " ,vec4a, vec4); + F32 a = 2.32f, b = -23.2f, c = -34.1112f, d = 1.010112f; + LLQuaternion q(a,b,c,d); + LLVector4 vec4b(a,b,c,d),vec4c; + vec4b.rotVec(q); + vec4c.setVec(a, b, c, d); + vec4c.rotVec(q); + ensure_equals("2:rotVec: Fail " ,vec4b, vec4c); + } + + template<> template<> + void v4math_object::test<9>() + { + F32 x = 10.f, y = -2.3f, z = -.023f, w = -2.0f; + LLVector4 vec4(x,y,z,w),vec4a;; + std::ostringstream stream1, stream2; + stream1 << vec4; + vec4a.setVec(x,y,z,w); + stream2 << vec4a; + ensure("operator << failed",(stream1.str() == stream2.str())); + } + + template<> template<> + void v4math_object::test<10>() + { + F32 x1 = 1.f, y1 = 2.f, z1 = -1.1f, w1 = .23f; + F32 x2 = 1.2f, y2 = 2.5f, z2 = 1.f, w2 = 1.3f; + LLVector4 vec4(x1,y1,z1,w1),vec4a(x2,y2,z2,w2),vec4b; + vec4b = vec4a + vec4; + ensure("1:operator+:Fail to initialize " ,(is_approx_equal(x1+x2,vec4b.mV[VX]) && is_approx_equal(y1+y2,vec4b.mV[VY]) && is_approx_equal(z1+z2,vec4b.mV[VZ]))); + x1 = -2.45f, y1 = 2.1f, z1 = 3.0f; + vec4.clearVec(); + vec4a.clearVec(); + vec4.setVec(x1,y1,z1); + vec4a +=vec4; + ensure_equals("2:operator+=: Fail to initialize", vec4a,vec4); + vec4a += vec4; + ensure("3:operator+=:Fail to initialize " ,(is_approx_equal(2*x1,vec4a.mV[VX]) && is_approx_equal(2*y1,vec4a.mV[VY]) && is_approx_equal(2*z1,vec4a.mV[VZ]))); + } + template<> template<> + void v4math_object::test<11>() + { + F32 x1 = 1.f, y1 = 2.f, z1 = -1.1f, w1 = .23f; + F32 x2 = 1.2f, y2 = 2.5f, z2 = 1.f, w2 = 1.3f; + LLVector4 vec4(x1,y1,z1,w1),vec4a(x2,y2,z2,w2),vec4b; + vec4b = vec4a - vec4; + ensure("1:operator-:Fail to initialize " ,(is_approx_equal(x2-x1,vec4b.mV[VX]) && is_approx_equal(y2-y1,vec4b.mV[VY]) && is_approx_equal(z2-z1,vec4b.mV[VZ]))); + x1 = -2.45f, y1 = 2.1f, z1 = 3.0f; + vec4.clearVec(); + vec4a.clearVec(); + vec4.setVec(x1,y1,z1); + vec4a -=vec4; + ensure_equals("2:operator-=: Fail to initialize" , vec4a,-vec4); + vec4a -=vec4; + ensure("3:operator-=:Fail to initialize " ,(is_approx_equal(-2*x1,vec4a.mV[VX]) && is_approx_equal(-2*y1,vec4a.mV[VY]) && is_approx_equal(-2*z1,vec4a.mV[VZ]))); + } + + template<> template<> + void v4math_object::test<12>() + { + F32 x1 = 1.f, y1 = 2.f, z1 = -1.1f; + F32 x2 = 1.2f, y2 = 2.5f, z2 = 1.f; + LLVector4 vec4(x1,y1,z1),vec4a(x2,y2,z2); + F32 res = vec4 * vec4a; + ensure("1:operator* failed " ,is_approx_equal(res, x1*x2 + y1*y2 + z1*z2)); + vec4a.clearVec(); + F32 mulVal = 4.2f; + vec4a = vec4 * mulVal; + ensure("2:operator* failed " ,is_approx_equal(x1*mulVal,vec4a.mV[VX]) && is_approx_equal(y1*mulVal, vec4a.mV[VY])&& is_approx_equal(z1*mulVal, vec4a.mV[VZ])); + vec4a.clearVec(); + vec4a = mulVal * vec4 ; + ensure("3:operator* failed " ,is_approx_equal(x1*mulVal, vec4a.mV[VX]) && is_approx_equal(y1*mulVal, vec4a.mV[VY])&& is_approx_equal(z1*mulVal, vec4a.mV[VZ])); + vec4 *= mulVal; + ensure("4:operator*= failed " ,is_approx_equal(x1*mulVal, vec4.mV[VX]) && is_approx_equal(y1*mulVal, vec4.mV[VY])&& is_approx_equal(z1*mulVal, vec4.mV[VZ])); + } + + template<> template<> + void v4math_object::test<13>() + { + F32 x1 = 1.f, y1 = 2.f, z1 = -1.1f; + F32 x2 = 1.2f, y2 = 2.5f, z2 = 1.f; + LLVector4 vec4(x1,y1,z1),vec4a(x2,y2,z2),vec4b; + vec4b = vec4 % vec4a; + ensure("1:operator% failed " ,is_approx_equal(y1*z2 - y2*z1, vec4b.mV[VX]) && is_approx_equal(z1*x2 -z2*x1, vec4b.mV[VY]) && is_approx_equal(x1*y2-x2*y1, vec4b.mV[VZ])); + vec4 %= vec4a; + ensure_equals("operator%= failed " ,vec4,vec4b); + } + + template<> template<> + void v4math_object::test<14>() + { + F32 x = 1.f, y = 2.f, z = -1.1f,div = 4.2f; + F32 t = 1.f / div; + LLVector4 vec4(x,y,z), vec4a; + vec4a = vec4/div; + ensure("1:operator/ failed " ,is_approx_equal(x*t, vec4a.mV[VX]) && is_approx_equal(y*t, vec4a.mV[VY])&& is_approx_equal(z*t, vec4a.mV[VZ])); + x = 1.23f, y = 4.f, z = -2.32f; + vec4.clearVec(); + vec4a.clearVec(); + vec4.setVec(x,y,z); + vec4a = vec4/div; + ensure("2:operator/ failed " ,is_approx_equal(x*t, vec4a.mV[VX]) && is_approx_equal(y*t, vec4a.mV[VY])&& is_approx_equal(z*t, vec4a.mV[VZ])); + vec4 /= div; + ensure("3:operator/ failed " ,is_approx_equal(x*t, vec4.mV[VX]) && is_approx_equal(y*t, vec4.mV[VY])&& is_approx_equal(z*t, vec4.mV[VZ])); + } + + template<> template<> + void v4math_object::test<15>() + { + F32 x = 1.f, y = 2.f, z = -1.1f; + LLVector4 vec4(x,y,z), vec4a; + ensure("operator!= failed " ,(vec4 != vec4a)); + vec4a = vec4; + ensure("operator== failed " ,(vec4 ==vec4a)); + } + + template<> template<> + void v4math_object::test<16>() + { + F32 x = 1.f, y = 2.f, z = -1.1f; + LLVector4 vec4(x,y,z), vec4a; + vec4a = - vec4; + ensure("operator- failed " , (vec4 == - vec4a)); + } + + template<> template<> + void v4math_object::test<17>() + { + F32 x = 1.f, y = 2.f, z = -1.1f,epsilon = .23425f; + LLVector4 vec4(x,y,z), vec4a(x,y,z); + ensure("1:are_parallel: Fail " ,(TRUE == are_parallel(vec4a,vec4,epsilon))); + x = 21.f, y = 12.f, z = -123.1f; + vec4a.clearVec(); + vec4a.setVec(x,y,z); + ensure("2:are_parallel: Fail " ,(FALSE == are_parallel(vec4a,vec4,epsilon))); + } + + template<> template<> + void v4math_object::test<18>() + { + F32 x = 1.f, y = 2.f, z = -1.1f; + F32 angle1, angle2; + LLVector4 vec4(x,y,z), vec4a(x,y,z); + angle1 = angle_between(vec4, vec4a); + vec4.normVec(); + vec4a.normVec(); + angle2 = acos(vec4 * vec4a); + ensure_approximately_equals("1:angle_between: Fail " ,angle1,angle2,8); + F32 x1 = 21.f, y1 = 2.23f, z1 = -1.1f; + LLVector4 vec4b(x,y,z), vec4c(x1,y1,z1); + angle1 = angle_between(vec4b, vec4c); + vec4b.normVec(); + vec4c.normVec(); + angle2 = acos(vec4b * vec4c); + ensure_approximately_equals("2:angle_between: Fail " ,angle1,angle2,8); + } + + template<> template<> + void v4math_object::test<19>() + { + F32 x1 =-2.3f, y1 = 2.f,z1 = 1.2f, x2 = 1.3f, y2 = 1.f, z2 = 1.f; + F32 val1,val2; + LLVector4 vec4(x1,y1,z1),vec4a(x2,y2,z2); + val1 = dist_vec(vec4,vec4a); + val2 = fsqrtf((x1 - x2)*(x1 - x2) + (y1 - y2)* (y1 - y2) + (z1 - z2)* (z1 -z2)); + ensure_equals("dist_vec: Fail ",val2, val1); + val1 = dist_vec_squared(vec4,vec4a); + val2 =((x1 - x2)*(x1 - x2) + (y1 - y2)* (y1 - y2) + (z1 - z2)* (z1 -z2)); + ensure_equals("dist_vec_squared: Fail ",val2, val1); + } + + template<> template<> + void v4math_object::test<20>() + { + F32 x1 =-2.3f, y1 = 2.f,z1 = 1.2f, w1 = -.23f, x2 = 1.3f, y2 = 1.f, z2 = 1.f,w2 = .12f; + F32 val = 2.3f,val1,val2,val3,val4; + LLVector4 vec4(x1,y1,z1,w1),vec4a(x2,y2,z2,w2); + val1 = x1 + (x2 - x1)* val; + val2 = y1 + (y2 - y1)* val; + val3 = z1 + (z2 - z1)* val; + val4 = w1 + (w2 - w1)* val; + LLVector4 vec4b = lerp(vec4,vec4a,val); + ensure("lerp failed", ((val1 ==vec4b.mV[VX])&& (val2 ==vec4b.mV[VY]) && (val3 ==vec4b.mV[VZ])&& (val4 ==vec4b.mV[VW]))); + } + + template<> template<> + void v4math_object::test<21>() + { + F32 x = 1.f, y = 2.f, z = -1.1f; + LLVector4 vec4(x,y,z); + LLVector3 vec3 = vec4to3(vec4); + ensure("vec4to3 failed", ((x == vec3.mV[VX])&& (y == vec3.mV[VY]) && (z == vec3.mV[VZ]))); + LLVector4 vec4a = vec3to4(vec3); + ensure_equals("vec3to4 failed",vec4a,vec4); + } + + template<> template<> + void v4math_object::test<22>() + { + F32 x = 1.f, y = 2.f, z = -1.1f; + LLVector4 vec4(x,y,z); + LLSD llsd = vec4.getValue(); + LLVector3 vec3(llsd); + LLVector4 vec4a = vec3to4(vec3); + ensure_equals("getValue failed",vec4a,vec4); + } +} |