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add unittest for textured meshes

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git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@1094 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Matthias Möller
2014-06-25 10:50:10 +00:00
parent 6b65c28b3a
commit 95e8669846
3 changed files with 54 additions and 0 deletions
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8
src/Unittests/TestFiles/square_material_texture.mtl Normal file
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@@ -0,0 +1,8 @@
newmtl Texture
Ka 0.500 0.500 0.500
Kd 0.500 0.500 0.500
Ks 0.500 0.500 0.500
Tr 1.000000
illum 1
Ns 0.000000
map_Kd square_material_texture.jpg

13
src/Unittests/TestFiles/square_material_texture.obj Normal file
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@@ -0,0 +1,13 @@
mtllib square_material_texture.mtl
v 0.000000 2.000000 0.000000
v 0.000000 0.000000 0.000000
v 2.000000 0.000000 0.000000
v 2.000000 2.000000 0.000000
vt 0.000000 1.000000 0.000000
vt 0.000000 0.000000 0.000000
vt 1.000000 0.000000 0.000000
vt 1.000000 1.000000 0.000000
usemtl Texture
f 1/1 2/2 3/3 4/4

33
src/Unittests/unittests_read_write_OBJ.cc
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@@ -214,6 +214,39 @@ TEST_F(OpenMeshReadWriteOBJ, LoadObjWithMaterial) {
mesh_.release_face_colors();
}
TEST_F(OpenMeshReadWriteOBJ, LoadObjWithTexture) {
mesh_.clear();
mesh_.request_face_colors();
mesh_.request_face_texture_index();
OpenMesh::IO::Options options;
options += OpenMesh::IO::Options::FaceTexCoord;
std::string file_name = "square_material_texture.obj";
bool ok = OpenMesh::IO::read_mesh(mesh_, file_name, options);
EXPECT_TRUE(ok) << file_name;
//check texture mapping for the mesh
OpenMesh::MPropHandleT< std::map< int, std::string > > property;
mesh_.get_property_handle(property, "TextureMapping");
EXPECT_EQ(mesh_.property(property).size(), 1) << "More than one texture defined";
std::map< int, std::string >::iterator tex = mesh_.property(property).find(1);
EXPECT_TRUE(tex != mesh_.property(property).end()) << "Could not find texture with id 1";
EXPECT_TRUE((mesh_.property(property)[1] == std::string("square_material_texture.jpg"))) << "Wrong texture name";
//check texture mapping per face
OpenMesh::FaceHandle fh = mesh_.face_handle(mesh_.halfedge_handle(0));
EXPECT_TRUE(fh.is_valid()) << "fh should be valid";
EXPECT_EQ(mesh_.property(mesh_.face_texture_index_pph(),fh),1) << "Face texture index is not set correctly";
mesh_.release_face_colors();
mesh_.release_face_texture_index();
}
/*
* Just load a obj file of a cube with vertex colors defined directly after the vertex definitions
*/