260 lines
9.2 KiB
C++
260 lines
9.2 KiB
C++
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (assimp)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2022, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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#include "UnitTestPCH.h"
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#include "MathTest.h"
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using namespace Assimp;
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class AssimpAPITest_aiMatrix4x4 : public AssimpMathTest {
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protected:
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virtual void SetUp() {
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result_c = result_cpp = aiMatrix4x4();
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}
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/* Generates a predetermined transformation matrix to use
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for the aiDecompose functions to prevent running into
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division by zero. */
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aiMatrix4x4 get_predetermined_transformation_matrix_for_decomposition() const {
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aiMatrix4x4 t, r;
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aiMatrix4x4::Translation(aiVector3D(14,-25,-8), t);
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aiMatrix4x4::Rotation(Math::aiPi<float>() / 4.0f, aiVector3D(1).Normalize(), r);
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return t * r;
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}
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aiMatrix4x4 result_c, result_cpp;
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};
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TEST_F(AssimpAPITest_aiMatrix4x4, aiIdentityMatrix4Test) {
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// Force a non-identity matrix.
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result_c = aiMatrix4x4(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);
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aiIdentityMatrix4(&result_c);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4FromMatrix3Test) {
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aiMatrix3x3 m = random_mat3();
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result_cpp = aiMatrix4x4(m);
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aiMatrix4FromMatrix3(&result_c, &m);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4FromScalingQuaternionPositionTest) {
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const aiVector3D s = random_vec3();
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const aiQuaternion q = random_quat();
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const aiVector3D t = random_vec3();
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result_cpp = aiMatrix4x4(s, q, t);
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aiMatrix4FromScalingQuaternionPosition(&result_c, &s, &q, &t);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4AddTest) {
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const aiMatrix4x4 temp = random_mat4();
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result_c = result_cpp = random_mat4();
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result_cpp = result_cpp + temp;
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aiMatrix4Add(&result_c, &temp);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4AreEqualTest) {
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result_c = result_cpp = random_mat4();
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EXPECT_EQ(result_cpp == result_c,
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(bool)aiMatrix4AreEqual(&result_cpp, &result_c));
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4AreEqualEpsilonTest) {
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result_c = result_cpp = random_mat4();
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EXPECT_EQ(result_cpp.Equal(result_c, Epsilon),
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(bool)aiMatrix4AreEqualEpsilon(&result_cpp, &result_c, Epsilon));
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMultiplyMatrix4Test) {
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const auto m = random_mat4();
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result_c = result_cpp = random_mat4();
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result_cpp *= m;
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aiMultiplyMatrix4(&result_c, &m);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiTransposeMatrix4Test) {
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result_c = result_cpp = random_mat4();
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result_cpp.Transpose();
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aiTransposeMatrix4(&result_c);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4InverseTest) {
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// Use a predetermined matrix to prevent arbitrary
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// cases where it could have a null determinant.
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result_c = result_cpp = aiMatrix4x4(
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6, 10, 15, 3,
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14, 2, 12, 8,
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9, 13, 5, 16,
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4, 7, 11, 1);
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result_cpp.Inverse();
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aiMatrix4Inverse(&result_c);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4DeterminantTest) {
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result_c = result_cpp = random_mat4();
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EXPECT_EQ(result_cpp.Determinant(),
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aiMatrix4Determinant(&result_c));
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4IsIdentityTest) {
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EXPECT_EQ(result_cpp.IsIdentity(),
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(bool)aiMatrix4IsIdentity(&result_c));
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiDecomposeMatrixTest) {
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aiVector3D scaling_c, scaling_cpp,
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position_c, position_cpp;
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aiQuaternion rotation_c, rotation_cpp;
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result_c = result_cpp = get_predetermined_transformation_matrix_for_decomposition();
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result_cpp.Decompose(scaling_cpp, rotation_cpp, position_cpp);
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aiDecomposeMatrix(&result_c, &scaling_c, &rotation_c, &position_c);
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EXPECT_EQ(scaling_cpp, scaling_c);
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EXPECT_EQ(position_cpp, position_c);
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EXPECT_EQ(rotation_cpp, rotation_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4DecomposeIntoScalingEulerAnglesPositionTest) {
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aiVector3D scaling_c, scaling_cpp,
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rotation_c, rotation_cpp,
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position_c, position_cpp;
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result_c = result_cpp = get_predetermined_transformation_matrix_for_decomposition();
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result_cpp.Decompose(scaling_cpp, rotation_cpp, position_cpp);
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aiMatrix4DecomposeIntoScalingEulerAnglesPosition(&result_c, &scaling_c, &rotation_c, &position_c);
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EXPECT_EQ(scaling_cpp, scaling_c);
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EXPECT_EQ(position_cpp, position_c);
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EXPECT_EQ(rotation_cpp, rotation_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4DecomposeIntoScalingAxisAnglePositionTest) {
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aiVector3D scaling_c, scaling_cpp,
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axis_c, axis_cpp,
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position_c, position_cpp;
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ai_real angle_c, angle_cpp;
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result_c = result_cpp = get_predetermined_transformation_matrix_for_decomposition();
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result_cpp.Decompose(scaling_cpp, axis_cpp, angle_cpp, position_cpp);
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aiMatrix4DecomposeIntoScalingAxisAnglePosition(&result_c, &scaling_c, &axis_c, &angle_c, &position_c);
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EXPECT_EQ(scaling_cpp, scaling_c);
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EXPECT_EQ(axis_cpp, axis_c);
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EXPECT_EQ(angle_cpp, angle_c);
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EXPECT_EQ(position_cpp, position_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4DecomposeNoScalingTest) {
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aiVector3D position_c, position_cpp;
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aiQuaternion rotation_c, rotation_cpp;
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result_c = result_cpp = get_predetermined_transformation_matrix_for_decomposition();
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result_cpp.DecomposeNoScaling(rotation_cpp, position_cpp);
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aiMatrix4DecomposeNoScaling(&result_c, &rotation_c, &position_c);
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EXPECT_EQ(position_cpp, position_c);
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EXPECT_EQ(rotation_cpp, rotation_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4FromEulerAnglesTest) {
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const float x(RandPI.next()),
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y(RandPI.next()),
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z(RandPI.next());
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result_cpp.FromEulerAnglesXYZ(x, y, z);
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aiMatrix4FromEulerAngles(&result_c, x, y, z);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4RotationXTest) {
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const float angle(RandPI.next());
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aiMatrix4x4::RotationX(angle, result_cpp);
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aiMatrix4RotationX(&result_c, angle);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4RotationYTest) {
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const float angle(RandPI.next());
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aiMatrix4x4::RotationY(angle, result_cpp);
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aiMatrix4RotationY(&result_c, angle);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4RotationZTest) {
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const float angle(RandPI.next());
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aiMatrix4x4::RotationZ(angle, result_cpp);
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aiMatrix4RotationZ(&result_c, angle);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4FromRotationAroundAxisTest) {
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const float angle(RandPI.next());
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const auto axis = random_unit_vec3();
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aiMatrix4x4::Rotation(angle, axis, result_cpp);
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aiMatrix4FromRotationAroundAxis(&result_c, &axis, angle);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4TranslationTest) {
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const auto axis = random_vec3();
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aiMatrix4x4::Translation(axis, result_cpp);
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aiMatrix4Translation(&result_c, &axis);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4ScalingTest) {
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const auto scaling = random_vec3();
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aiMatrix4x4::Scaling(scaling, result_cpp);
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aiMatrix4Scaling(&result_c, &scaling);
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EXPECT_EQ(result_cpp, result_c);
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}
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TEST_F(AssimpAPITest_aiMatrix4x4, aiMatrix4FromToTest) {
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// Use predetermined vectors to prevent running into division by zero.
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const auto from = aiVector3D(1,2,1).Normalize(), to = aiVector3D(-1,1,1).Normalize();
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aiMatrix4x4::FromToMatrix(from, to, result_cpp);
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aiMatrix4FromTo(&result_c, &from, &to);
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EXPECT_EQ(result_cpp, result_c);
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}
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