GCC Code Coverage Report

Directory:	./
File:	openvdb/openvdb/unittest/TestMeshToVolume.cc
Date:	2022-07-25 17:40:05

	Exec	Total	Coverage
Lines:	60	61	98.4%
Functions:	3	3	100.0%
Branches:	80	406	19.7%

  
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      // Copyright Contributors to the OpenVDB Project
    
      // SPDX-License-Identifier: MPL-2.0
    
      #include <openvdb/openvdb.h>
    
      #include <openvdb/Exceptions.h>
    
      #include <openvdb/tools/MeshToVolume.h>
    
      #include <openvdb/util/Util.h>
    
      #include <gtest/gtest.h>
    
      #include <vector>
    
      3
      class TestMeshToVolume: public ::testing::Test
    
      {
    
      };
    
      ////////////////////////////////////////
    
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      TEST_F(TestMeshToVolume, testUtils)
    
      {
    
          /// Test nearestCoord
    
          openvdb::Vec3d xyz(0.7, 2.2, -2.7);
    
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          openvdb::Coord ijk = openvdb::util::nearestCoord(xyz);
    
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          EXPECT_TRUE(ijk[0] == 0 && ijk[1] == 2 && ijk[2] == -3);
    
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          xyz = openvdb::Vec3d(-22.1, 4.6, 202.34);
    
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          ijk = openvdb::util::nearestCoord(xyz);
    
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          EXPECT_TRUE(ijk[0] == -23 && ijk[1] == 4 && ijk[2] == 202);
    
          /// Test the coordinate offset table for neghbouring voxels
    
          openvdb::Coord sum(0, 0, 0);
    
          unsigned int pX = 0, pY = 0, pZ = 0, mX = 0, mY = 0, mZ = 0;
    
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          for (unsigned int i = 0; i < 26; ++i) {
    
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              ijk = openvdb::util::COORD_OFFSETS[i];
    
              sum += ijk;
    
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              if (ijk[0] == 1)       ++pX;
    
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              else if (ijk[0] == -1) ++mX;
    
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              if (ijk[1] == 1)       ++pY;
    
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              else if (ijk[1] == -1) ++mY;
    
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              if (ijk[2] == 1)       ++pZ;
    
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              else if (ijk[2] == -1) ++mZ;
    
          }
    
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          EXPECT_TRUE(sum == openvdb::Coord(0, 0, 0));
    
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          EXPECT_TRUE( pX == 9);
    
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          EXPECT_TRUE( pY == 9);
    
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          EXPECT_TRUE( pZ == 9);
    
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          EXPECT_TRUE( mX == 9);
    
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          EXPECT_TRUE( mY == 9);
    
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          EXPECT_TRUE( mZ == 9);
    
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      }
    
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      TEST_F(TestMeshToVolume, testConversion)
    
      {
    
          using namespace openvdb;
    
          std::vector<Vec3s> points;
    
          std::vector<Vec4I> quads;
    
          // cube vertices
    
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          points.push_back(Vec3s(2, 2, 2)); // 0       6--------7
    
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          points.push_back(Vec3s(5, 2, 2)); // 1      /|       /|
    
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          points.push_back(Vec3s(2, 5, 2)); // 2     2--------3 |
    
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          points.push_back(Vec3s(5, 5, 2)); // 3     | |      | |
    
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          points.push_back(Vec3s(2, 2, 5)); // 4     | 4------|-5
    
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          points.push_back(Vec3s(5, 2, 5)); // 5     |/       |/
    
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          points.push_back(Vec3s(2, 5, 5)); // 6     0--------1
    
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          points.push_back(Vec3s(5, 5, 5)); // 7
    
          // cube faces
    
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          quads.push_back(Vec4I(0, 1, 3, 2)); // front
    
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          quads.push_back(Vec4I(5, 4, 6, 7)); // back
    
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          quads.push_back(Vec4I(0, 2, 6, 4)); // left
    
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          quads.push_back(Vec4I(1, 5, 7, 3)); // right
    
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          quads.push_back(Vec4I(2, 3, 7, 6)); // top
    
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          quads.push_back(Vec4I(0, 4, 5, 1)); // bottom
    
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          math::Transform::Ptr xform = math::Transform::createLinearTransform();
    
          tools::QuadAndTriangleDataAdapter<Vec3s, Vec4I> mesh(points, quads);
    
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          FloatGrid::Ptr grid = tools::meshToVolume<FloatGrid>(mesh, *xform);
    
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          EXPECT_TRUE(grid.get() != NULL);
    
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          EXPECT_EQ(int(GRID_LEVEL_SET), int(grid->getGridClass()));
    
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          EXPECT_EQ(1, int(grid->baseTree().leafCount()));
    
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          grid = tools::meshToLevelSet<FloatGrid>(*xform, points, quads);
    
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          EXPECT_TRUE(grid.get() != NULL);
    
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          EXPECT_EQ(int(GRID_LEVEL_SET), int(grid->getGridClass()));
    
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          EXPECT_EQ(1, int(grid->baseTree().leafCount()));
    
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      }
    
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      TEST_F(TestMeshToVolume, testCreateLevelSetBox)
    
      {
    
          typedef openvdb::FloatGrid          FloatGrid;
    
          typedef openvdb::Vec3s              Vec3s;
    
          typedef openvdb::math::BBox<Vec3s>  BBoxs;
    
          typedef openvdb::math::Transform    Transform;
    
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          BBoxs bbox(Vec3s(0.0, 0.0, 0.0), Vec3s(1.0, 1.0, 1.0));
    
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          Transform::Ptr transform = Transform::createLinearTransform(0.1);
    
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          FloatGrid::Ptr grid = openvdb::tools::createLevelSetBox<FloatGrid>(bbox, *transform);
    
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          double gridBackground = grid->background();
    
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          double expectedBackground = transform->voxelSize().x() * double(openvdb::LEVEL_SET_HALF_WIDTH);
    
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          EXPECT_NEAR(expectedBackground, gridBackground, 1e-6);
    
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          EXPECT_TRUE(grid->tree().leafCount() > 0);
    
          // test inside coord value
    
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          openvdb::Coord ijk = transform->worldToIndexNodeCentered(openvdb::Vec3d(0.5, 0.5, 0.5));
    
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          EXPECT_TRUE(grid->tree().getValue(ijk) < 0.0f);
    
          // test outside coord value
    
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          ijk = transform->worldToIndexNodeCentered(openvdb::Vec3d(1.5, 1.5, 1.5));
    
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          EXPECT_TRUE(grid->tree().getValue(ijk) > 0.0f);
    
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      }

Line	Branch	Exec	Source
1			// Copyright Contributors to the OpenVDB Project
2			// SPDX-License-Identifier: MPL-2.0
3
4			#include <openvdb/openvdb.h>
5			#include <openvdb/Exceptions.h>
6			#include <openvdb/tools/MeshToVolume.h>
7			#include <openvdb/util/Util.h>
8
9			#include <gtest/gtest.h>
10			#include <vector>
11
12		3	class TestMeshToVolume: public ::testing::Test
13			{
14			};
15
16
17			////////////////////////////////////////
18
19
20	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	TEST_F(TestMeshToVolume, testUtils)
21			{
22			/// Test nearestCoord
23			openvdb::Vec3d xyz(0.7, 2.2, -2.7);
24		1	openvdb::Coord ijk = openvdb::util::nearestCoord(xyz);
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26
27		1	xyz = openvdb::Vec3d(-22.1, 4.6, 202.34);
28		1	ijk = openvdb::util::nearestCoord(xyz);
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30
31			/// Test the coordinate offset table for neghbouring voxels
32			openvdb::Coord sum(0, 0, 0);
33
34			unsigned int pX = 0, pY = 0, pZ = 0, mX = 0, mY = 0, mZ = 0;
35
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38			sum += ijk;
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48			}
49
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58		1	}
59
60	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	TEST_F(TestMeshToVolume, testConversion)
61			{
62			using namespace openvdb;
63
64			std::vector<Vec3s> points;
65			std::vector<Vec4I> quads;
66
67			// cube vertices
68	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(2, 2, 2)); // 0 6--------7
69	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(5, 2, 2)); // 1 /\| /\|
70	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(2, 5, 2)); // 2 2--------3 \|
71	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(5, 5, 2)); // 3 \| \| \| \|
72	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(2, 2, 5)); // 4 \| 4------\|-5
73	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(5, 2, 5)); // 5 \|/ \|/
74	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(2, 5, 5)); // 6 0--------1
75	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	points.push_back(Vec3s(5, 5, 5)); // 7
76
77			// cube faces
78	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	quads.push_back(Vec4I(0, 1, 3, 2)); // front
79	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	quads.push_back(Vec4I(5, 4, 6, 7)); // back
80	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	quads.push_back(Vec4I(0, 2, 6, 4)); // left
81	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	quads.push_back(Vec4I(1, 5, 7, 3)); // right
82	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	quads.push_back(Vec4I(2, 3, 7, 6)); // top
83		✗	quads.push_back(Vec4I(0, 4, 5, 1)); // bottom
84
85	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	math::Transform::Ptr xform = math::Transform::createLinearTransform();
86
87			tools::QuadAndTriangleDataAdapter<Vec3s, Vec4I> mesh(points, quads);
88
89	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	FloatGrid::Ptr grid = tools::meshToVolume<FloatGrid>(mesh, *xform);
90
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94
95	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✗ Branch 3 not taken. ✓ Branch 4 taken 1 times.	2	grid = tools::meshToLevelSet<FloatGrid>(*xform, points, quads);
96
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100		1	}
101
102
103	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	TEST_F(TestMeshToVolume, testCreateLevelSetBox)
104			{
105			typedef openvdb::FloatGrid FloatGrid;
106			typedef openvdb::Vec3s Vec3s;
107			typedef openvdb::math::BBox<Vec3s> BBoxs;
108			typedef openvdb::math::Transform Transform;
109
110		1	BBoxs bbox(Vec3s(0.0, 0.0, 0.0), Vec3s(1.0, 1.0, 1.0));
111
112		1	Transform::Ptr transform = Transform::createLinearTransform(0.1);
113
114	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	FloatGrid::Ptr grid = openvdb::tools::createLevelSetBox<FloatGrid>(bbox, *transform);
115
116	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	double gridBackground = grid->background();
117		1	double expectedBackground = transform->voxelSize().x() * double(openvdb::LEVEL_SET_HALF_WIDTH);
118
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120
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122
123			// test inside coord value
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126
127			// test outside coord value
128	2/6 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✗ Branch 7 not taken.	1	ijk = transform->worldToIndexNodeCentered(openvdb::Vec3d(1.5, 1.5, 1.5));
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130		1	}
131
132