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93 lines
1.4 KiB
93 lines
1.4 KiB
#include <test_common.h>
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#include <catch2/catch.hpp>
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#include <igl/readMESH.h>
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#include <fstream>
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TEST_CASE("readMESH: single-tet","[igl]")
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{
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const std::string filename = "readMESH_single-tet.mesh";
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std::ofstream(filename)<< R"(MeshVersionFormatted 1
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Dimension 3
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Vertices
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4
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0 0 0 0
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0 0 1 0
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0 1 0 0
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1 0 0 0
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Triangles
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0
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Tetrahedra
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1
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1 2 3 4 0
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End
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)";
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Eigen::MatrixXd V;
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Eigen::MatrixXi T,F;
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igl::readMESH(filename,V,T,F);
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REQUIRE(V.rows() == 4);
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REQUIRE(T.rows() == 1);
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REQUIRE(T(0,0) == 0);
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REQUIRE(F.rows() == 0);
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}
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TEST_CASE("readMESH: no-triangles-line","[igl]")
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{
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const std::string filename = "readMESH_no-triangles-line.mesh";
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std::ofstream(filename)<< R"(MeshVersionFormatted 1
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Dimension 3
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Vertices
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4
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0 0 0 0
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0 0 1 0
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0 1 0 0
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1 0 0 0
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Tetrahedra
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1
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1 2 3 4 0
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)";
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Eigen::MatrixXd V;
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Eigen::MatrixXi T,F;
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igl::readMESH(filename,V,T,F);
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REQUIRE(V.rows() == 4);
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REQUIRE(T.rows() == 1);
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REQUIRE(T(0,0) == 0);
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REQUIRE(F.rows() == 0);
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}
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TEST_CASE("readMESH: mesh-version-formatted-2","[igl]")
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{
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const std::string filename = "readMESH_mesh-version-formatted-2.mesh";
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std::ofstream(filename)<< R"(MeshVersionFormatted 2
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Dimension 3
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Vertices
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4
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0 0 0 0
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0 0 1 0
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0 1 0 0
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1 0 0 0
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Triangles
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0
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Tetrahedra
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1
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1 2 3 4 0
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End
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)";
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Eigen::MatrixXd V;
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Eigen::MatrixXi T,F;
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igl::readMESH(filename,V,T,F);
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REQUIRE(V.rows() == 4);
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REQUIRE(T.rows() == 1);
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REQUIRE(T(0,0) == 0);
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REQUIRE(F.rows() == 0);
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}
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