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Diffstat (limited to 'Tests/TestApp/src/MathLibTest.cpp')
| -rw-r--r-- | Tests/TestApp/src/MathLibTest.cpp | 503 |
1 files changed, 503 insertions, 0 deletions
diff --git a/Tests/TestApp/src/MathLibTest.cpp b/Tests/TestApp/src/MathLibTest.cpp new file mode 100644 index 0000000..78b1560 --- /dev/null +++ b/Tests/TestApp/src/MathLibTest.cpp @@ -0,0 +1,503 @@ +/* Copyright 2015-2017 Egor Yusov + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS. + * + * In no event and under no legal theory, whether in tort (including negligence), + * contract, or otherwise, unless required by applicable law (such as deliberate + * and grossly negligent acts) or agreed to in writing, shall any Contributor be + * liable for any damages, including any direct, indirect, special, incidental, + * or consequential damages of any character arising as a result of this License or + * out of the use or inability to use the software (including but not limited to damages + * for loss of goodwill, work stoppage, computer failure or malfunction, or any and + * all other commercial damages or losses), even if such Contributor has been advised + * of the possibility of such damages. + */ + +// EngineSandbox.cpp : Defines the entry point for the application. +// + +#include "pch.h" +#include "BasicMath.h" +#include "DebugUtilities.h" + +using namespace Diligent; + +class MathLibTest +{ +public: + MathLibTest() + { + // Ctor + { + float2 f2( 1, 2 ); + VERIFY_EXPR( f2.x == 1 && f2.y == 2 ); + VERIFY_EXPR( f2.x == f2[0] && f2.y == f2[1] ); + } + + { + float3 f3( 1, 2, 3 ); + VERIFY_EXPR( f3.x == 1 && f3.y == 2 && f3.z == 3 ); + VERIFY_EXPR( f3.x == f3[0] && f3.y == f3[1] && f3.z == f3[2] ); + } + + { + float4 f4( 1, 2, 3, 4 ); + VERIFY_EXPR( f4.x == 1 && f4.y == 2 && f4.z == 3 && f4.w == 4 ); + VERIFY_EXPR( f4.x == f4[0] && f4.y == f4[1] && f4.z == f4[2] && f4.w == f4[3] ); + } + + + // a - b + { + auto v = float2( 5, 3 ) - float2( 1, 2 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 ); + } + + { + auto v = float3( 5, 3, 20 ) - float3( 1, 2, 10 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 && v.z == 10); + } + + { + auto v = float4( 5, 3, 20, 200 ) - float4( 1, 2, 10, 100 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 && v.z == 10 && v.w == 100); + } + + // a -= b + { + auto v = float2( 5, 3 ); + v -= float2( 1, 2 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 ); + } + + { + auto v = float3( 5, 3, 20 ); + v -= float3( 1, 2, 10 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 && v.z == 10); + } + + { + auto v = float4( 5, 3, 20, 200 ); + v -= float4( 1, 2, 10, 100 ); + VERIFY_EXPR( v.x == 4 && v.y == 1 && v.z == 10 && v.w == 100); + } + + // -a + { + auto v = -float2( 1, 2 ); + VERIFY_EXPR( v.x == -1 && v.y == -2 ); + } + + { + auto v = -float3( 1, 2, 3 ); + VERIFY_EXPR( v.x == -1 && v.y == -2 && v.z == -3 ); + } + + { + auto v = -float4( 1, 2, 3, 4 ); + VERIFY_EXPR( v.x == -1 && v.y == -2 && v.z == -3 && v.w == -4 ); + } + + + // a + b + { + auto v = float2( 5, 3 ) + float2( 1, 2 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 ); + } + + { + auto v = float3( 5, 3, 20 ) + float3( 1, 2, 10 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 && v.z == 30); + } + + { + auto v = float4( 5, 3, 20, 200 ) + float4( 1, 2, 10, 100 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 && v.z == 30 && v.w == 300); + } + + // a += b + { + auto v = float2( 5, 3 ); + v += float2( 1, 2 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 ); + } + + { + auto v = float3( 5, 3, 20 ); + v+=float3( 1, 2, 10 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 && v.z == 30); + } + + { + auto v = float4( 5, 3, 20, 200 ); + v+=float4( 1, 2, 10, 100 ); + VERIFY_EXPR( v.x == 6 && v.y == 5 && v.z == 30 && v.w == 300); + } + + // a * b + { + auto v = float2( 5, 3 ) * float2( 1, 2 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 ); + } + + { + auto v = float3( 5, 3, 20 ) * float3( 1, 2, 3 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 && v.z == 60); + } + + { + auto v = float4( 5, 3, 20, 200 ) * float4( 1, 2, 3, 4 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 && v.z == 60 && v.w == 800); + } + + // a *= b + { + auto v = float2( 5, 3 ); + v*=float2( 1, 2 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 ); + } + + { + auto v = float3( 5, 3, 20 ); + v*=float3( 1, 2, 3 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 && v.z == 60); + } + + { + auto v = float4( 5, 3, 20, 200 ); + v*=float4( 1, 2, 3, 4 ); + VERIFY_EXPR( v.x == 5 && v.y == 6 && v.z == 60 && v.w == 800); + } + + // a * s + { + auto v = float2( 5, 3 )*2; + VERIFY_EXPR( v.x == 10 && v.y == 6 ); + } + + { + auto v = float3( 5, 3, 20 )*2; + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40); + } + + { + auto v = float4( 5, 3, 20, 200 ) * 2; + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40 && v.w == 400); + } + + // a *= s + { + auto v = float2( 5, 3 ); + v*=2; + VERIFY_EXPR( v.x == 10 && v.y == 6 ); + } + + { + auto v = float3( 5, 3, 20 ); + v*=2; + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40); + } + + { + auto v = float4( 5, 3, 20, 200 ); + v*=2; + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40 && v.w == 400); + } + + // s * a + { + auto v = 2.f * float2( 5, 3 ); + VERIFY_EXPR( v.x == 10 && v.y == 6 ); + } + + { + auto v = 2.f * float3( 5, 3, 20 ); + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40); + } + + { + auto v = 2.f * float4( 5, 3, 20, 200 ); + VERIFY_EXPR( v.x == 10 && v.y == 6 && v.z == 40 && v.w == 400); + } + + // a / s + { + auto v = float2( 10, 6 )/2; + VERIFY_EXPR( v.x == 5 && v.y == 3 ); + } + + { + auto v = float3( 10, 6, 40 )/2; + VERIFY_EXPR( v.x == 5 && v.y == 3 && v.z == 20); + } + + { + auto v = float4( 10, 6, 40, 400 ) / 2; + VERIFY_EXPR( v.x == 5 && v.y == 3 && v.z == 20 && v.w == 200); + } + + + // a / b + { + auto v = float2( 6, 4 ) / float2( 1, 2 ); + VERIFY_EXPR( v.x == 6 && v.y == 2 ); + } + + { + auto v = float3( 6, 3, 20 ) / float3( 3, 1, 5 ); + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 4); + } + + { + auto v = float4( 6, 3, 20, 200 ) / float4( 3, 1, 5, 40 ); + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 4 && v.w == 5); + } + + // a /= b + { + auto v = float2( 6, 4 ); + v/=float2( 1, 2 ); + VERIFY_EXPR( v.x == 6 && v.y == 2 ); + } + + { + auto v = float3( 6, 3, 20 ); + v/=float3( 3, 1, 5 ); + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 4); + } + + { + auto v = float4( 6, 3, 20, 200 ); + v/=float4( 3, 1, 5, 40 ); + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 4 && v.w == 5); + } + + // a /= s + { + auto v = float2( 6, 4 ); + v/=2; + VERIFY_EXPR( v.x == 3 && v.y == 2 ); + } + + { + auto v = float3( 4, 6, 20 ); + v/=2; + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 10); + } + + { + auto v = float4( 4, 6, 20, 200 ); + v/=2; + VERIFY_EXPR( v.x == 2 && v.y == 3 && v.z == 10 && v.w == 100); + } + + // max + { + auto v = std::max( float2( 6, 4 ), float2( 1, 40 ) ); + VERIFY_EXPR( v.x == 6 && v.y == 40 ); + } + + { + auto v = std::max( float3( 4, 6, 20 ), float3( 40, 3, 23 ) ); + VERIFY_EXPR( v.x == 40 && v.y == 6 && v.z == 23); + } + + { + auto v = std::max( float4( 4, 6, 20, 100 ), float4( 40, 3, 23, 50 ) ); + VERIFY_EXPR( v.x == 40 && v.y == 6 && v.z == 23 && v.w == 100); + } + + // min + { + auto v = std::min( float2( 6, 4 ), float2( 1, 40 ) ); + VERIFY_EXPR( v.x == 1 && v.y == 4 ); + } + + { + auto v = std::min( float3( 4, 6, 20 ), float3( 40, 3, 23 ) ); + VERIFY_EXPR( v.x == 4 && v.y == 3 && v.z == 20); + } + + { + auto v = std::min( float4( 4, 6, 20, 100 ), float4( 40, 3, 23, 50 ) ); + VERIFY_EXPR( v.x == 4 && v.y == 3 && v.z == 20 && v.w == 50); + } + + + // a == b + { + VERIFY_EXPR( float2(1,2) == float2(1,2) ); + VERIFY_EXPR( float3(1,2,3) == float3(1,2,3) ); + VERIFY_EXPR( float4(1,2,3,4) == float4(1,2,3,4) ); + } + + // a != b + { + VERIFY_EXPR( float2(1,2) != float2(1,9) && float2(9,2) != float2(1,2) ); + VERIFY_EXPR( float3(1,2,3) != float3(9,2,3) && float3(1,2,3) != float3(1,9,3) && float3(1,2,3) != float3(1,2,9) ); + VERIFY_EXPR( float4(1,2,3,4) != float4(9,2,3,4) && float4(1,2,3,4) != float4(1,9,3,4) && float4(1,2,3,4) != float4(1,2,9,4) && float4(1,2,3,4) != float4(1,2,3,9) ); + } + + // a < b + { + VERIFY_EXPR( float2(1,5) < float2(3,5) == float2(1,0) ); + VERIFY_EXPR( float2(3,1) < float2(3,4) == float2(0,1) ); + VERIFY_EXPR( float3(1,5,10) < float3(3,5,20) == float3(1,0,1) ); + VERIFY_EXPR( float3(3,1,2) < float3(3,4,2) == float3(0,1,0) ); + VERIFY_EXPR( float4(1,4,10,50) < float4(3,4,20, 50) == float4(1,0,1,0) ); + VERIFY_EXPR( float4(3,1,2,30) < float4(3,4,2, 70) == float4(0,1,0,1) ); + } + + // a <= b + { + VERIFY_EXPR( float2(1,5) <= float2(1,4) == float2(1,0) ); + VERIFY_EXPR( float2(5,2) <= float2(3,2) == float2(0,1) ); + VERIFY_EXPR( float3(3,5,10) <= float3(3,4,10) == float3(1,0,1) ); + VERIFY_EXPR( float3(5,4,2) <= float3(3,4,0) == float3(0,1,0) ); + VERIFY_EXPR( float4(3,5,20,100) <= float4(3,4,20, 50) == float4(1,0,1,0) ); + VERIFY_EXPR( float4(5,4,2,70) <= float4(3,4,0, 70) == float4(0,1,0,1) ); + } + + // a >= b + { + VERIFY_EXPR( float2(1,5) >= float2(3,5) == float2(0,1) ); + VERIFY_EXPR( float2(3,1) >= float2(3,4) == float2(1,0) ); + VERIFY_EXPR( float3(1,5,10) >= float3(3,5,20) == float3(0,1,0) ); + VERIFY_EXPR( float3(3,1,2) >= float3(3,4,2) == float3(1,0,1) ); + VERIFY_EXPR( float4(1,4,10,50) >= float4(3,4,20, 50) == float4(0,1,0,1) ); + VERIFY_EXPR( float4(3,1,2,30) >= float4(3,4,2, 70) == float4(1,0,1,0) ); + } + + // a > b + { + VERIFY_EXPR( float2(1,5) > float2(1,4) == float2(0,1) ); + VERIFY_EXPR( float2(5,2) > float2(3,2) == float2(1,0) ); + VERIFY_EXPR( float3(3,5,10) > float3(3,4,10) == float3(0,1,0) ); + VERIFY_EXPR( float3(5,4,2) > float3(3,4,0) == float3(1,0,1) ); + VERIFY_EXPR( float4(3,5,20,100) > float4(3,4,20, 50) == float4(0,1,0,1) ); + VERIFY_EXPR( float4(5,4,2,70) > float4(3,4,0, 70) == float4(1,0,1,0) ); + } + + // abs + { + VERIFY_EXPR( abs(float2(-1,-5)) == float2( 1, 5) ); + VERIFY_EXPR( abs(float2( 1, 5)) == float2( 1, 5) ); + + VERIFY_EXPR( abs(float3(-1,-5, -10)) == float3( 1, 5, 10) ); + VERIFY_EXPR( abs(float3( 1, 5, 10)) == float3( 1, 5, 10) ); + + VERIFY_EXPR( abs(float4(-1,-5, -10, -100)) == float4( 1, 5, 10, 100) ); + VERIFY_EXPR( abs(float4( 1, 5, 10, 100)) == float4( 1, 5, 10, 100) ); + } + + // dot + { + VERIFY_EXPR( dot( float2( 1, 2 ), float2( 1, 2 ) ) == 5 ); + VERIFY_EXPR( dot( float3( 1, 2, 3 ), float3( 1, 2, 3 ) ) == 14 ); + VERIFY_EXPR( dot( float4( 1, 2, 3, 4 ), float4( 1, 2, 3, 4 ) ) == 30 ); + } + + // length + { + auto l = length( float2(3,4) ); + VERIFY_EXPR( l >= 5.f - 1e-6f && l <= 5.f + 1e+6f ); + } + + // Matrix 3x3 + { + float3x3 m1( 1, 2, 3, + 5, 6, 7, + 9, 10, 11), + m2( 1, 2, 3, + 5, 6, 7, + 9, 10, 11); + VERIFY_EXPR(m1._11 == 1 && m1._12 == 2 && m1._13 == 3 && + m1._21 == 5 && m1._22 == 6 && m1._23 == 7 && + m1._31 == 9 && m1._32 == 10 && m1._33 == 11 ); + VERIFY_EXPR(m1[0][0] == 1 && m1[0][1] == 2 && m1[0][2] == 3 && + m1[1][0] == 5 && m1[1][1] == 6 && m1[1][2] == 7 && + m1[2][0] == 9 && m1[2][1] == 10 && m1[2][2] == 11 ); + + VERIFY_EXPR( m1 == m2 ); + auto t = transposeMatrix( transposeMatrix( m1 ) ); + VERIFY_EXPR( t == m1 ); + } + + // Matrix 4x4 + { + float4x4 m1( 1, 2, 3, 4, + 5, 6, 7, 8, + 9, 10, 11, 12, + 13, 14, 15, 16), + m2( 1, 2, 3, 4, + 5, 6, 7, 8, + 9, 10, 11, 12, + 13, 14, 15, 16) ; + VERIFY_EXPR(m1._11 == 1 && m1._12 == 2 && m1._13 == 3 && m1._14 == 4 && + m1._21 == 5 && m1._22 == 6 && m1._23 == 7 && m1._24 == 8 && + m1._31 == 9 && m1._32 == 10 && m1._33 == 11 && m1._34 == 12 && + m1._41 == 13 && m1._42 == 14 && m1._43 == 15 && m1._44 == 16 ); + VERIFY_EXPR(m1[0][0] == 1 && m1[0][1] == 2 && m1[0][2] == 3 && m1[0][3] == 4 && + m1[1][0] == 5 && m1[1][1] == 6 && m1[1][2] == 7 && m1[1][3] == 8 && + m1[2][0] == 9 && m1[2][1] == 10 && m1[2][2] == 11 && m1[2][3] == 12 && + m1[3][0] == 13 && m1[3][1] == 14 && m1[3][2] == 15 && m1[3][3] == 16 ); + + VERIFY_EXPR( m1 == m2 ); + auto t = transposeMatrix( transposeMatrix( m1 ) ); + VERIFY_EXPR( t == m1 ); + } + + // Inverse + { + float4x4 m( 7, 8, 3, 6, + 5, 1, 4, 9, + 5, 11, 7, 2, + 13, 4, 19, 8); + auto inv = inverseMatrix( m ); + auto identity = m * inv; + for( int j = 0; j < 4; ++j) + for( int i = 0; i < 4; ++i ) + { + float ref = i == j ? 1.f : 0.f; + auto val = identity[i][j]; + VERIFY_EXPR( fabs( val - ref ) < 1e-6f ); + } + } + + // Determinant + { + float4x4 m1( 1, 2, 3, 4, + 5, 6, 7, 8, + 9, 10, 11, 12, + 13, 14, 15, 16); + auto det = determinant(m1); + VERIFY_EXPR( det == 0 ); + } + + { + std::hash<float2>()(float2(1.0, 2.0)); + std::hash<float3>()(float3(1.0, 2.0, 3.0)); + std::hash<float4>()(float4(1.0, 2.0, 3.0, 5.0)); + float4x4 m1( 1, 2, 3, 4, + 5, 6, 7, 8, + 9, 10, 11, 12, + 13, 14, 15, 16); + std::hash<float4x4>()(m1); + + float3x3 m2( 1, 2, 3, + 5, 6, 7, + 9, 10, 11); + std::hash<float3x3>()(m2); + } + } +}; + +static MathLibTest MathLibTest;
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