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Test for correct vertex indices

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This commit is contained in:
Josiah VanderZee
2022-11-10 13:58:28 -06:00
committed by JosiahWI
parent f2a3e990f3
commit 1b9d3ca502
3 changed files with 87 additions and 52 deletions
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25
source/Irrlicht/tests/testCGLTFMeshFileLoader.cpp
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@ -45,19 +45,30 @@ TEST_CASE("load empty gltf file") {
CHECK(sm.getMesh() == nullptr);
}
TEST_CASE("minimal triangle has correct vertices") {
TEST_CASE("minimal triangle") {
ScopedMesh sm { "source/Irrlicht/tests/assets/minimal_triangle.gltf" };
auto* mesh = sm.getMesh();
REQUIRE(mesh != nullptr);
REQUIRE(mesh->getMeshBufferCount() == 1);
auto* meshbuf = mesh->getMeshBuffer(0);
REQUIRE(meshbuf->getVertexCount() == 3);
auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
meshbuf->getVertices());
CHECK(vertices[0].Pos == irr::core::vector3df {0.0f, 0.0f, 0.0f});
CHECK(vertices[1].Pos == irr::core::vector3df {-1.0f, 0.0f, 0.0f});
CHECK(vertices[2].Pos == irr::core::vector3df {0.0f, 1.0f, 0.0f});
SECTION("vertex coordinates are correct") {
REQUIRE(meshbuf->getVertexCount() == 3);
auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
meshbuf->getVertices());
CHECK(vertices[0].Pos == irr::core::vector3df {0.0f, 0.0f, 0.0f});
CHECK(vertices[1].Pos == irr::core::vector3df {-1.0f, 0.0f, 0.0f});
CHECK(vertices[2].Pos == irr::core::vector3df {0.0f, 1.0f, 0.0f});
}
SECTION("vertex indices are correct") {
REQUIRE(meshbuf->getIndexCount() == 3);
auto* indices = reinterpret_cast<irr::u16*>(meshbuf->getIndices());
CHECK(indices[0] == 0);
CHECK(indices[1] == 1);
CHECK(indices[2] == 2);
}
}
TEST_CASE("mesh loader returns nullptr when given null file pointer") {