reactphysics3d/test/tests/collision/TestTriangleVertexArray.h
2017-10-09 23:34:35 +02:00

262 lines
13 KiB
C++

/********************************************************************************
* ReactPhysics3D physics library, http://www.reactphysics3d.com *
* Copyright (c) 2010-2016 Daniel Chappuis *
*********************************************************************************
* *
* This software is provided 'as-is', without any express or implied warranty. *
* In no event will the authors be held liable for any damages arising from the *
* use of this software. *
* *
* Permission is granted to anyone to use this software for any purpose, *
* including commercial applications, and to alter it and redistribute it *
* freely, subject to the following restrictions: *
* *
* 1. The origin of this software must not be misrepresented; you must not claim *
* that you wrote the original software. If you use this software in a *
* product, an acknowledgment in the product documentation would be *
* appreciated but is not required. *
* *
* 2. Altered source versions must be plainly marked as such, and must not be *
* misrepresented as being the original software. *
* *
* 3. This notice may not be removed or altered from any source distribution. *
* *
********************************************************************************/
#ifndef TEST_TRIANGLE_VERTEX_ARRAY_H
#define TEST_TRIANGLE_VERTEX_ARRAY_H
// Libraries
#include "reactphysics3d.h"
/// Reactphysics3D namespace
namespace reactphysics3d {
// Class TestTriangleVertexArray
/**
* Unit test for the TestTriangleArray class.
*/
class TestTriangleVertexArray : public Test {
private :
// ---------- Atributes ---------- //
float mVertices1[4*3];
double mVertices2[4*3];
float mNormals2[4*3];
uint mIndices1[6];
short mIndices2[6];
TriangleVertexArray* mTriangleVertexArray1;
TriangleVertexArray* mTriangleVertexArray2;
Vector3 mVertex0;
Vector3 mVertex1;
Vector3 mVertex2;
Vector3 mVertex3;
Vector3 mVertex4;
Vector3 mVertex5;
Vector3 mVertex6;
Vector3 mVertex7;
Vector3 mNormal0;
Vector3 mNormal1;
Vector3 mNormal2;
Vector3 mNormal3;
public :
// ---------- Methods ---------- //
/// Constructor
TestTriangleVertexArray(const std::string& name) : Test(name) {
mVertex0 = Vector3(0, 0, 4);
mVertex1 = Vector3(0, 0, -3);
mVertex2 = Vector3(-2, 0, 0);
mVertex3 = Vector3(0, -5, 0);
// Initialize data
mVertices1[0] = mVertex0.x; mVertices1[1] = mVertex0.y; mVertices1[2] = mVertex0.z;
mVertices1[3] = mVertex1.x; mVertices1[4] = mVertex1.y; mVertices1[5] = mVertex1.z;
mVertices1[6] = mVertex2.x; mVertices1[7] = mVertex2.y; mVertices1[8] = mVertex2.z;
mVertices1[9] = mVertex3.x; mVertices1[10] = mVertex3.y; mVertices1[11] = mVertex3.z;
mIndices1[0] = 0; mIndices1[1] = 1; mIndices1[2] = 2;
mIndices1[3] = 0; mIndices1[4] = 3; mIndices1[5] = 1;
mVertex4 = Vector3(0, 0, 5);
mVertex5 = Vector3(0, 0, -7);
mVertex6 = Vector3(-2, 0, 0);
mVertex7 = Vector3(0, -5, 0);
mVertices2[0] = static_cast<double>(mVertex4.x); mVertices2[1] = static_cast<double>(mVertex4.y); mVertices2[2] = static_cast<double>(mVertex4.z);
mVertices2[3] = static_cast<double>(mVertex5.x); mVertices2[4] = static_cast<double>(mVertex5.y); mVertices2[5] = static_cast<double>(mVertex5.z);
mVertices2[6] = static_cast<double>(mVertex6.x); mVertices2[7] = static_cast<double>(mVertex6.y); mVertices2[8] = static_cast<double>(mVertex6.z);
mVertices2[9] = static_cast<double>(mVertex7.x); mVertices2[10] = static_cast<double>(mVertex7.y); mVertices2[11] = static_cast<double>(mVertex7.z);
mIndices2[0] = 0; mIndices2[1] = 1; mIndices2[2] = 2;
mIndices2[3] = 0; mIndices2[4] = 3; mIndices2[5] = 1;
mNormal0 = Vector3(2, 4, 6);
mNormal1 = Vector3(1, 6, -3);
mNormal2 = Vector3(-2, 4, 7);
mNormal3 = Vector3(-5, 2, 9);
mNormal0.normalize();
mNormal1.normalize();
mNormal2.normalize();
mNormal3.normalize();
mNormals2[0] = mNormal0.x; mNormals2[1] = mNormal0.y; mNormals2[2] = mNormal0.z;
mNormals2[3] = mNormal1.x; mNormals2[4] = mNormal1.y; mNormals2[5] = mNormal1.z;
mNormals2[6] = mNormal2.x; mNormals2[7] = mNormal2.y; mNormals2[8] = mNormal2.z;
mNormals2[9] = mNormal3.x; mNormals2[10] = mNormal3.y; mNormals2[11] = mNormal3.z;
// Create triangle vertex array with automatic normals computation
mTriangleVertexArray1 = new TriangleVertexArray(4, static_cast<const void*>(mVertices1), 3 * sizeof(float),
2, static_cast<const void*>(mIndices1), 3 * sizeof(uint),
TriangleVertexArray::VertexDataType::VERTEX_FLOAT_TYPE,
TriangleVertexArray::IndexDataType::INDEX_INTEGER_TYPE);
// Create triangle vertex array with normals defined by the user
mTriangleVertexArray2 = new TriangleVertexArray(4, static_cast<const void*>(mVertices2), 3 * sizeof(double),
static_cast<const void*>(mNormals2), 3 * sizeof(float),
2, static_cast<const void*>(mIndices2), 3 * sizeof(short),
TriangleVertexArray::VertexDataType::VERTEX_DOUBLE_TYPE,
TriangleVertexArray::NormalDataType::NORMAL_FLOAT_TYPE,
TriangleVertexArray::IndexDataType::INDEX_SHORT_TYPE);
}
/// Destructor
virtual ~TestTriangleVertexArray() {
delete mTriangleVertexArray1;
delete mTriangleVertexArray2;
}
/// Run the tests
void run() {
// ----- First triangle vertex array ----- //
test(mTriangleVertexArray1->getVertexDataType() == TriangleVertexArray::VertexDataType::VERTEX_FLOAT_TYPE);
test(mTriangleVertexArray1->getIndexDataType() == TriangleVertexArray::IndexDataType::INDEX_INTEGER_TYPE);
test(mTriangleVertexArray1->getVertexNormalDataType() == TriangleVertexArray::NormalDataType::NORMAL_FLOAT_TYPE);
test(mTriangleVertexArray1->getNbTriangles() == 2);
test(mTriangleVertexArray1->getNbVertices() == 4);
test(mTriangleVertexArray1->getIndicesStart() == static_cast<const void*>(mIndices1));
test(mTriangleVertexArray1->getVerticesStart() == static_cast<const void*>(mVertices1));
test(mTriangleVertexArray1->getIndicesStride() == (3 * sizeof(uint)));
test(mTriangleVertexArray1->getVerticesStride() == (3 * sizeof(float)));
// Get triangle indices
uint triangle0Indices[3];
mTriangleVertexArray1->getTriangleVerticesIndices(0, triangle0Indices);
test(triangle0Indices[0] == mIndices1[0]);
test(triangle0Indices[1] == mIndices1[1]);
test(triangle0Indices[2] == mIndices1[2]);
uint triangle1Indices[3];
mTriangleVertexArray1->getTriangleVerticesIndices(1, triangle1Indices);
test(triangle1Indices[0] == mIndices1[3]);
test(triangle1Indices[1] == mIndices1[4]);
test(triangle1Indices[2] == mIndices1[5]);
// Get triangle vertices
Vector3 triangle0Vertices[3];
mTriangleVertexArray1->getTriangleVertices(0, triangle0Vertices);
test(approxEqual(triangle0Vertices[0], mVertex0, decimal(0.0000001)));
test(approxEqual(triangle0Vertices[1], mVertex1, decimal(0.0000001)));
test(approxEqual(triangle0Vertices[2], mVertex2, decimal(0.0000001)));
Vector3 triangle1Vertices[3];
mTriangleVertexArray1->getTriangleVertices(1, triangle1Vertices);
test(approxEqual(triangle1Vertices[0], mVertex0, decimal(0.0000001)));
test(approxEqual(triangle1Vertices[1], mVertex3, decimal(0.0000001)));
test(approxEqual(triangle1Vertices[2], mVertex1, decimal(0.0000001)));
// Get triangle normals
Vector3 triangle0Normals[3];
mTriangleVertexArray1->getTriangleVerticesNormals(0, triangle0Normals);
Vector3 triangle1Normals[3];
mTriangleVertexArray1->getTriangleVerticesNormals(1, triangle1Normals);
const Vector3 normal0Test(decimal(0.9792), decimal(0.20268), 0);
const Vector3 normal2Test(0, 1, 0);
const Vector3 normal3Test(1, 0, 0);
test(approxEqual(triangle0Normals[0], normal0Test, decimal(0.0001)));
test(approxEqual(triangle0Normals[2], normal2Test, decimal(0.0001)));
test(approxEqual(triangle1Normals[1], normal3Test, decimal(0.0001)));
// ----- Second triangle vertex array ----- //
test(mTriangleVertexArray2->getVertexDataType() == TriangleVertexArray::VertexDataType::VERTEX_DOUBLE_TYPE);
test(mTriangleVertexArray2->getIndexDataType() == TriangleVertexArray::IndexDataType::INDEX_SHORT_TYPE);
test(mTriangleVertexArray2->getVertexNormalDataType() == TriangleVertexArray::NormalDataType::NORMAL_FLOAT_TYPE);
test(mTriangleVertexArray2->getNbTriangles() == 2);
test(mTriangleVertexArray2->getNbVertices() == 4);
test(mTriangleVertexArray2->getIndicesStart() == static_cast<const void*>(mIndices2));
test(mTriangleVertexArray2->getVerticesStart() == static_cast<const void*>(mVertices2));
test(mTriangleVertexArray2->getVerticesNormalsStart() == static_cast<const void*>(mNormals2));
test(mTriangleVertexArray2->getIndicesStride() == (3 * sizeof(short)));
test(mTriangleVertexArray2->getVerticesStride() == (3 * sizeof(double)));
test(mTriangleVertexArray2->getVerticesNormalsStride() == (3 * sizeof(float)));
// Get triangle indices
mTriangleVertexArray2->getTriangleVerticesIndices(0, triangle0Indices);
test(triangle0Indices[0] == mIndices2[0]);
test(triangle0Indices[1] == mIndices2[1]);
test(triangle0Indices[2] == mIndices2[2]);
mTriangleVertexArray2->getTriangleVerticesIndices(1, triangle1Indices);
test(triangle1Indices[0] == mIndices2[3]);
test(triangle1Indices[1] == mIndices2[4]);
test(triangle1Indices[2] == mIndices2[5]);
// Get triangle vertices
mTriangleVertexArray2->getTriangleVertices(0, triangle0Vertices);
test(approxEqual(triangle0Vertices[0], mVertex4, decimal(0.0000001)));
test(approxEqual(triangle0Vertices[1], mVertex5, decimal(0.0000001)));
test(approxEqual(triangle0Vertices[2], mVertex6, decimal(0.0000001)));
mTriangleVertexArray2->getTriangleVertices(1, triangle1Vertices);
test(approxEqual(triangle1Vertices[0], mVertex4, decimal(0.0000001)));
test(approxEqual(triangle1Vertices[1], mVertex7, decimal(0.0000001)));
test(approxEqual(triangle1Vertices[2], mVertex5, decimal(0.0000001)));
// Get triangle normals
mTriangleVertexArray2->getTriangleVerticesNormals(0, triangle0Normals);
mTriangleVertexArray2->getTriangleVerticesNormals(1, triangle1Normals);
test(approxEqual(triangle0Normals[0], mNormal0, decimal(0.000001)));
test(approxEqual(triangle0Normals[1], mNormal1, decimal(0.000001)));
test(approxEqual(triangle0Normals[2], mNormal2, decimal(0.000001)));
test(approxEqual(triangle1Normals[0], mNormal0, decimal(0.000001)));
test(approxEqual(triangle1Normals[1], mNormal3, decimal(0.000001)));
test(approxEqual(triangle1Normals[2], mNormal1, decimal(0.000001)));
}
};
}
#endif